Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 1 0 1 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome positioning|ATP-dependent chromatin remodeling|nucleosome mobilization|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.551376072687977 3.27752110194729e-266 2 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome mobilization|ATP-dependent chromatin remodeling|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.541946302154025 4.04775651039757e-255 3 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance nucleosome disassembly|transcription elongation from RNA polymerase II promoter|G1/S transition of mitotic cell cycle|chromatin remodeling molecular_function RSC complex YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.47435120559378 7.3864005201992e-188 4 Component of the RSC chromatin remodeling complex; essential for viability and mitotic growth; homolog of SWI/SNF subunit Swi3p, but unlike Swi3p, does not activate transcription of reporters ATP-dependent chromatin remodeling|double-strand break repair via nonhomologous end joining|nucleosome disassembly|regulation of transcription, DNA-dependent|transcription elongation from RNA polymerase II promoter|G1/S transition of mitotic cell cycle DNA translocase activity|DNA binding RSC complex|nucleus YML127W RSC9 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.469441655006785 1.6337578450134e-183 5 Component of the RSC chromatin remodeling complex; DNA-binding protein involved in the synthesis of rRNA and in transcriptional repression and activation of genes regulated by the Target of Rapamycin (TOR) pathway G2/M transition of mitotic cell cycle|ATP-dependent chromatin remodeling|nucleosome disassembly|rRNA transcription|regulation of transcription from RNA polymerase II promoter|chromatin remodeling|transcription elongation from RNA polymerase II promoter|response to stress chromatin binding|DNA translocase activity RSC complex YIL126W STH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.401032418541808 8.13804700109962e-130 6 ATPase component of the RSC chromatin remodeling complex; required for expression of early meiotic genes; essential helicase-related protein homologous to Snf2p double-strand break repair|ATP-dependent chromatin remodeling|nucleosome positioning|chromosome segregation|chromatin remodeling at centromere|nucleosome disassembly|regulation of transcription, DNA-dependent|G2/M transition of mitotic cell cycle|meiosis|cytoskeleton organization|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity|helicase activity|DNA-dependent ATPase activity RSC complex|nucleus YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.365318358260892 2.04910108786321e-106 7 Component of the RSC chromatin remodeling complex; essential gene required for cell cycle progression and maintenance of proper ploidy; phosphorylated in the G1 phase of the cell cycle; Snf5p paralog ATP-dependent chromatin remodeling|double-strand break repair|chromosome segregation|regulation of DNA replication involved in S phase|chromatin remodeling at centromere|nucleosome disassembly|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.34981795424602 3.58039228455695e-97 8 Acetyl-CoA carboxylase, biotin containing enzyme; catalyzes the carboxylation of cytosolic acetyl-CoA to form malonyl-CoA and regulates histone acetylation by regulating the availablity of acetyl-CoA; required for de novo biosynthesis of long-chain fatty acids; nuclear envelope organization|protein import into nucleus|fatty acid biosynthetic process biotin carboxylase activity|acetyl-CoA carboxylase activity mitochondrion|endoplasmic reticulum membrane YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.349044489721956 1.93175789274958e-96 9 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes DNA repair|histone acetylation|kinetochore assembly|chromatin organization|regulation of transcription, DNA-dependent|regulation of transcription from RNA polymerase II promoter|chromatin remodeling chromatin binding|histone acetyltransferase activity|ATP-dependent 3'-5' DNA helicase activity nuclear chromatin|Swr1 complex|nucleus|Ino80 complex|NuA4 histone acetyltransferase complex YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.328799806753208 2.08278368678814e-85 10 Poly(A) binding protein, part of the 3'-end RNA-processing complex, mediates interactions between the 5' cap structure and the 3' mRNA poly(A) tail, involved in control of poly(A) tail length, interacts with translation factor eIF-4G regulation of nuclear-transcribed mRNA poly(A) tail shortening|regulation of translational initiation poly(A) RNA binding ribosome|nucleus|cytoplasmic stress granule|cytoplasm YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.285070011122297 1.01922527514459e-63 11 Subunit of a kinetochore-microtubule binding complex with Kre28p that bridges centromeric heterochromatin and kinetochore MAPs and motors; required for sister chromatid bi-orientation and kinetochore binding of SAC components microtubule nucleation|protein localization to kinetochore|sister chromatid biorientation|mitotic cell cycle spindle assembly checkpoint microtubule binding|structural constituent of cytoskeleton mitochondrion|condensed nuclear chromosome kinetochore|spindle pole body YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.264167358850584 1.11184574513416e-54 12 Largest of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauB domain of TFIIIC that binds DNA at the BoxB promoter sites of tRNA and similar genes; cooperates with Tfc6p in DNA binding protein localization to chromatin|transcription from a RNA polymerase III hybrid type promoter|transcription from RNA polymerase III type 2 promoter|5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex|mitochondrion|nuclear condensin complex YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.26070228970388 3.55316416351921e-53 13 Essential RNA-binding component of cleavage and polyadenylation factor, contains five zinc fingers; required for pre-mRNA 3'-end processing and polyadenylation mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.252525381722264 5.73562562632373e-50 14 Essential protein of the inner mitochondrial membrane, peripherally localized; component of the TIM22 complex, which is a twin-pore translocase that mediates insertion of numerous multispanning inner membrane proteins protein import into mitochondrial inner membrane phospholipid binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.252263919386545 7.76864618042008e-50 15 RNA polymerase II subunit B16; forms two subunit dissociable complex with Rpb4p; involved in recruitment of 3'-end processing factors to transcribing RNA polymerase II complex and in export of mRNA to cytoplasm under stress conditions; also involved in translation initiation transcription initiation from RNA polymerase II promoter|positive regulation of translational initiation|positive regulation of nuclear-transcribed mRNA poly(A) tail shortening|nuclear-transcribed mRNA catabolic process, exonucleolytic|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|translation initiation factor binding|single-stranded RNA binding|single-stranded DNA binding nucleus|DNA-directed RNA polymerase II, core complex|cytoplasmic mRNA processing body|cytoplasm YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.249032501662877 1.3357224623244e-48 16 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton condensed nuclear chromosome kinetochore|DASH complex|spindle YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.241053459754866 1.47506905996133e-45 17 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YFL002C SPB4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.239743009018299 4.55026884811663e-45 18 Putative ATP-dependent RNA helicase, nucleolar protein required for synthesis of 60S ribosomal subunits at a late step in the pathway; sediments with 66S pre-ribosomes in sucrose gradients ribosomal large subunit assembly|rRNA processing ATP-dependent RNA helicase activity nucleolus|90S preribosome YKL019W RAM2 het FT PROTEIN PRENYLATION 0.229757908250472 1.9445047521872e-41 19 Alpha subunit of both the farnesyltransferase and type I geranylgeranyltransferase that catalyze prenylation of proteins containing a CAAX consensus motif; essential protein required for membrane localization of Ras proteins and a-factor protein farnesylation|protein geranylgeranylation|peptide pheromone maturation protein geranylgeranyltransferase activity|protein farnesyltransferase activity|CAAX-protein geranylgeranyltransferase activity CAAX-protein geranylgeranyltransferase complex|protein farnesyltransferase complex YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.22959174740627 2.69494214650032e-41 20 Ribosomal 60S subunit protein L32; overexpression disrupts telomeric silencing; homologous to mammalian ribosomal protein L32, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBL026W LSM2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.229280544137257 2.87157881242366e-41 21 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.223600319808431 2.84668129206256e-39 22 RNA polymerase II subunit B12.5; part of central core; similar to Rpc19p and bacterial alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase II, core complex YGL155W CDC43 het FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PROTEIN PRENYLATION 0.214880886377862 2.42413160389917e-36 23 Beta subunit of geranylgeranyltransferase type I, catalyzes geranylgeranylation to the cysteine residue in proteins containing a C-terminal CaaX sequence ending in Leu or Phe; has substrates important for morphogenesis cellular calcium ion homeostasis|protein geranylgeranylation|establishment of cell polarity|small GTPase mediated signal transduction protein geranylgeranyltransferase activity|CAAX-protein geranylgeranyltransferase activity CAAX-protein geranylgeranyltransferase complex|intracellular YDL205C HEM3 het FT COFACTOR METABOLISM|NUCLEUS 0.202242563376017 2.65208766337433e-32 24 Porphobilinogen deaminase, catalyzes the conversion of 4-porphobilinogen to hydroxymethylbilane, the third step in heme biosynthesis; localizes to the cytoplasm and nucleus; expression is regulated by Hap2p-Hap3p, but not by levels of heme heme biosynthetic process hydroxymethylbilane synthase activity nucleus|cytoplasm YJL039C NUP192 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.198824045811624 3.69841714061639e-31 25 Essential subunit of the inner ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport; homologous to human NUP205 nucleocytoplasmic transport|nuclear pore organization structural constituent of nuclear pore integral to membrane|nuclear pore nuclear basket|nuclear pore|nuclear pore inner ring YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.19007732641452 1.27221310930841e-28 26 Component of the RSC chromatin remodeling complex; essential for mitotic growth; homolog of SWI/SNF subunit Swp73p nucleosome positioning|ATP-dependent chromatin remodeling|G2/M transition of mitotic cell cycle|G1 phase of mitotic cell cycle|nucleosome disassembly|positive regulation of transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YPL242C IQG1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.181406277580376 3.26126908881257e-26 27 Essential protein required for determination of budding pattern; promotes localization of axial markers Bud4p and Cdc12p and functionally interacts with Sec3p, localizes to the contractile ring during anaphase, member of the IQGAP family; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|response to osmotic stress|cytokinesis cytoskeletal protein binding cellular bud neck contractile ring YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.180120648533725 7.34959832050969e-26 28 Component of the RSC chromatin remodeling complex; found in close proximity to nucleosomal DNA; displaced from the surface of nucleosomal DNA after chromatin remodeling; acetylated (K25) by Gcn5p, altering replication stress tolerance; contains tandem bromodomains that recognize histone H3 acetylated on K14 (H3K14ac) by Gcn5p G2/M transition of mitotic cell cycle|ATP-dependent chromatin remodeling|nucleosome disassembly|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity RSC complex YPR165W RHO1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.179734275138959 9.37129929916556e-26 29 GTP-binding protein of the rho subfamily of Ras-like proteins, involved in establishment of cell polarity; regulates protein kinase C (Pkc1p) and the cell wall synthesizing enzyme 1,3-beta-glucan synthase (Fks1p and Gsc2p) regulation of fungal-type cell wall (1->3)-alpha-glucan biosynthetic process|regulation of fungal-type cell wall organization|positive regulation of endocytosis|budding cell bud growth|small GTPase mediated signal transduction|regulation of protein localization|positive regulation of protein kinase C signaling cascade|actin cytoskeleton organization|regulation of vacuole fusion, non-autophagic|actin cytoskeleton reorganization|regulation of exocyst localization|regulation of cell size GTPase activity|signal transducer activity incipient cellular bud site|mitochondrion|Golgi apparatus|peroxisome|cellular bud neck|cellular bud tip|mitochondrial outer membrane|1,3-beta-D-glucan synthase complex|plasma membrane|mating projection tip YKL058W TOA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.176096668217904 9.13397307620448e-25 30 TFIIA small subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to smallest subunit of human and Drosophila TFIIA; protein abundance increases in response to DNA replication stress transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|TBP-class protein binding RNA polymerase II transcription factor activity transcription factor TFIIA complex YLR085C ARP6 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.175134006851346 1.64791683311301e-24 31 Actin-related protein that binds nucleosomes; a component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A chromatin remodeling|histone exchange nucleosome binding Swr1 complex|cytoplasm YDR225W HTA1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.171482491474631 1.4762343406287e-23 32 Histone H2A, core histone protein required for chromatin assembly and chromosome function; one of two nearly identical subtypes (see also HTA2); DNA damage-dependent phosphorylation by Mec1p facilitates DNA repair; acetylated by Nat4p DNA repair|chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter DNA binding replication fork protection complex|nuclear nucleosome YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.167193785925579 1.85655658844311e-22 33 Acetyl-coA synthetase isoform which, along with Acs1p, is the nuclear source of acetyl-coA for histone acetylation; mutants affect global transcription; required for growth on glucose; expressed under anaerobic conditions histone acetylation|acetyl-CoA biosynthetic process|replicative cell aging acetate-CoA ligase activity|acid-ammonia (or amide) ligase activity cytosol|nucleolus|nucleus YLL043W FPS1 hom FT ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.1668218341969 2.30519641921794e-22 34 Plasma membrane channel, member of major intrinsic protein (MIP) family; involved in efflux of glycerol and in uptake of acetic acid and the trivalent metalloids arsenite and antimonite; phosphorylated by Hog1p MAPK under acetate stress conjugation with cellular fusion|transport|arsenite transport|glycerol transport|acetate transport|response to arsenic-containing substance glycerol transmembrane transporter activity|transporter activity integral to membrane|plasma membrane|fungal-type vacuole|cytoplasm YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.166649371931157 2.69734667730211e-22 35 Regulator of ribosomal protein (RP) transcription; has forkhead associated domain that binds phosphorylated proteins; recruits coactivator Ifh1p or corepressor Crf1p to RP gene promoters; also has forkhead DNA-binding domain though in vitro DNA binding assays give inconsistent results; computational analyses suggest it binds DNA directly at highly active RP genes and indirectly through Rap1p motifs at others; suppresses RNA pol III and splicing factor prp4 mutants negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter RNA polymerase II transcription corepressor binding|RNA polymerase II transcription coactivator binding|sequence-specific DNA binding|DNA binding nuclear chromatin|nucleolus|nucleus|CURI complex YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.164302759421141 9.85418490636038e-22 36 Component of the SWR1 complex; complex exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; protein abundance increases in response to DNA replication stress chromatin remodeling|histone exchange molecular_function Swr1 complex|nucleus YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.163675878728523 1.42903172705169e-21 37 Component of the RSC chromatin remodeling complex; interacts with Rsc3p, Rsc30p, Npl6p, and Htl1p to form a module important for a broad range of RSC functions ATP-dependent chromatin remodeling|cell wall mannoprotein biosynthetic process|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.160015689659086 1.15242447573531e-20 38 Translation elongation factor eIF-5A; may function in translation initiation; structural homolog of bacterial EF-P; undergoes an essential hypusination modification; HYP2 has a paralog, ANB1, that arose from the whole genome duplication positive regulation of translational initiation|translational frameshifting|positive regulation of translational termination|positive regulation of translational elongation ribosome binding|RNA binding|translation elongation factor activity|translation initiation factor activity mitochondrion|cytosolic ribosome|cytoplasm YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.158964726181901 1.98508072478098e-20 39 Swi2/Snf2-related ATPase that is the structural component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A chromatin remodeling|histone exchange structural molecule activity Swr1 complex|nucleus YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.156970951185435 5.93613729556563e-20 40 Translation termination factor eRF3, has a role in mRNA deadenylation and decay; altered protein conformation creates the [PSI(+)] prion that alters translational fidelity and results in a nonsense suppressor phenotype translational termination|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay translation release factor activity cytosol|translation release factor complex YLR424W SPP382 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.156704596730456 6.86420365700914e-20 41 Essential protein that forms a dimer with Ntr2p; also forms a trimer, with Ntr2p and Prp43p, that is involved in spliceosome disassembly; found also in a multisubunit complex with the splicing factor Clf1p; suppressor of prp38-1 mutation spliceosomal complex disassembly|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step RNA binding|ATP-dependent RNA helicase activity mitochondrion|U2-type post-mRNA release spliceosomal complex|nucleus|spliceosomal complex|cytoplasm YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.156472738841017 7.78782597723432e-20 42 Component of the ESCRT-I complex (Stp22p, Srn2p, Vps28p, and Mvb12p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; conserved C-terminal domain interacts with ESCRT-III subunit Vps20p protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole protein complex binding endosome|ESCRT I complex YMR077C VPS20 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.156001780478687 1.04415320650097e-19 43 Myristoylated subunit of ESCRTIII, the endosomal sorting complex required for transport of transmembrane proteins into the multivesicular body pathway to the lysosomal/vacuolar lumen; cytoplasmic protein recruited to endosomal membranes intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport protein binding ESCRT III complex|cytoplasm YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.154725401751862 2.00409434836325e-19 44 TFIIE large subunit, involved in recruitment of RNA polymerase II to the promoter, activation of TFIIH, and promoter opening transcriptional open complex formation at RNA polymerase II promoter|transcription from RNA polymerase II promoter single-stranded DNA binding|TFIIH-class transcription factor binding|RNA polymerase II core binding mitochondrion|transcription factor TFIIE complex YLR230W_d YLR230W het 0.152560098801898 6.36877131431645e-19 45 Dubious open reading frame unlikely to encode a functional protein; overlaps 5' end of essential CDC42 gene which encodes a small Rho-like GTPase essential for establishment and maintenance of cell polarity Unknown Unknown Unknown YGR115C_d YGR115C het FF 0.152027286703678 8.74837879768126e-19 46 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified and essential ORF SPT6/YGR115C Unknown Unknown Unknown YMR277W FCP1 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.147780893308923 7.79133087762706e-18 47 Carboxy-terminal domain (CTD) phosphatase, essential for dephosphorylation of the repeated C-terminal domain of the RNA polymerase II large subunit (Rpo21p) dephosphorylation of RNA polymerase II C-terminal domain|regulation of transcription from RNA polymerase II promoter protein serine/threonine phosphatase activity nucleus YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.146523482861223 1.51390896221135e-17 48 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole structural molecule activity ESCRT II complex YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.145269346737597 3.08030804839748e-17 49 RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III; contacts DNA and affects transactivation tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.143483531131423 6.98325203622034e-17 50 Component of the ESCRT-II complex; contains the GLUE (GRAM Like Ubiquitin binding in EAP45) domain which is involved in interactions with ESCRT-I and ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|protein retention in Golgi apparatus|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole ubiquitin binding ESCRT II complex YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.143345554611575 7.24675230563133e-17 51 Protein of unknown function; mutant is defective in directing meiotic recombination events to homologous chromatids; the authentic, non-tagged protein is detected in highly purified mitochondria and is phosphorylated reciprocal meiotic recombination molecular_function mitochondrion|endoplasmic reticulum|plasma membrane YLR229C CDC42 het FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.143164180815409 7.93061313413539e-17 52 Small rho-like GTPase, essential for establishment and maintenance of cell polarity; mutants have defects in the organization of actin and septins budding cell apical bud growth|Rho protein signal transduction|budding cell isotropic bud growth|regulation of initiation of mating projection growth|regulation of vacuole fusion, non-autophagic|regulation of exit from mitosis|pheromone-dependent signal transduction involved in conjugation with cellular fusion|pseudohyphal growth|establishment of cell polarity|invasive growth in response to glucose limitation|positive regulation of exocytosis GTPase activity|signal transducer activity nuclear membrane|fungal-type vacuole membrane|incipient cellular bud site|plasma membrane|cellular bud neck|mating projection tip|cellular bud tip YKL004W AUR1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.142799605563649 9.50333216973916e-17 53 Phosphatidylinositol:ceramide phosphoinositol transferase (IPC synthase), required for sphingolipid synthesis; can mutate to confer aureobasidin A resistance inositolphosphoceramide metabolic process|sphingolipid biosynthetic process inositol phosphoceramide synthase activity integral to membrane|Golgi apparatus|inositol phosphoceramide synthase complex YJL099W CHS6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.141589147708275 1.78100345100905e-16 54 Member of the ChAPs (Chs5p-Arf1p-binding proteins) family; part of the exomer complex that mediates export of specific cargo proteins, including Chs3p, from the Golgi to the plasma membrane; CHS6 has a paralog, BCH2, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process molecular_function trans-Golgi network transport vesicle|clathrin-coated vesicle|exomer complex YBL105C PKC1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.141185855993296 2.21508283698404e-16 55 Protein serine/threonine kinase essential for cell wall remodeling during growth; localized to sites of polarized growth and the mother-daughter bud neck; homolog of the alpha, beta, and gamma isoforms of mammalian protein kinase C (PKC) intracellular protein kinase cascade|regulation of nuclear-transcribed mRNA poly(A) tail shortening|fungal-type cell wall organization|signal transduction|actin filament organization|peroxisome degradation|protein phosphorylation|cytoplasmic mRNA processing body assembly protein kinase C activity site of polarized growth|cytoskeleton|nucleus|plasma membrane|cytoplasm YAL011W SWC3 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.140617464075135 2.77908095808222e-16 56 Protein of unknown function, component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for formation of nuclear-associated array of smooth endoplasmic reticulum known as karmellae endoplasmic reticulum organization|chromatin remodeling|histone exchange molecular_function mitochondrion|Swr1 complex|nucleus YDL196W_d YDL196W het FF 0.140125041808924 3.640548064452e-16 57 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame is located in promoter region of essential gene SEC31 Unknown Unknown Unknown YLR330W CHS5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.135389127128017 3.39597301736345e-15 58 Component of the exomer complex, which also contains Csh6p, Bch1p, Bch2p, and Bud7p and is involved in export of selected proteins, such as chitin synthase Chs3p, from the Golgi to the plasma membrane ascospore wall assembly|conjugation with cellular fusion|cell wall chitin catabolic process|Golgi to plasma membrane transport|cellular bud site selection|regulation of transcription, DNA-dependent molecular_function mating projection tip|cytoplasm|exomer complex YOR174W MED4 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.134302619809357 5.64489920865548e-15 59 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation transcription from RNA polymerase II promoter molecular_function core mediator complex YML041C VPS71 hom FF|FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|VACUOLAR TRANSPORT|NUCLEUS|CHROMOSOME 0.132996734483018 1.11185050835919e-14 60 Nucleosome-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|protein targeting to vacuole|histone exchange nucleosome binding Swr1 complex|nucleus YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.13294145486685 1.06074867678867e-14 61 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; contains two essential bromodomains, a bromo-adjacent homology (BAH) domain, and an AT hook double-strand break repair|ATP-dependent chromatin remodeling|regulation of sporulation resulting in formation of a cellular spore|double-strand break repair via nonhomologous end joining|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA-dependent ATPase activity RSC complex YDR145W TAF12 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.132940801490165 1.06106826998078e-14 62 Subunit (61/68 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H2A histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter TBP-class protein binding|chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.132579091361483 1.25334674770801e-14 63 Essential nuclear envelope integral membrane protein identified as a suppressor of a conditional mutation in the major karyopherin, CRM1; homologous to and interacts with Brr6p, a nuclear envelope protein involved in nuclear export mRNA export from nucleus|protein export from nucleus|nuclear envelope organization molecular_function nuclear envelope|endoplasmic reticulum YBR023C CHS3 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.13249253205093 1.3042185426533e-14 64 Chitin synthase III, catalyzes the transfer of N-acetylglucosamine (GlcNAc) to chitin; required for synthesis of the majority of cell wall chitin, the chitin ring during bud emergence, and spore wall chitosan ascospore wall assembly|fungal-type cell wall chitin biosynthetic process|cytokinesis chitin synthase activity incipient cellular bud site|integral to membrane|chitosome|prospore membrane|cellular bud neck|mating projection tip|cytoplasm YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.132436685691716 1.33811213897519e-14 65 Galactokinase; phosphorylates alpha-D-galactose to alpha-D-galactose-1-phosphate in the first step of galactose catabolism; expression regulated by Gal4p; GAL1 has a paralog, GAL3, that arose from the whole genome duplication galactose catabolic process via UDP-galactose|carbohydrate phosphorylation|positive regulation of transcription by galactose galactokinase activity cytoplasm YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.131729102238763 1.85036322683929e-14 66 Histone methyltransferase with a role in transcriptional elongation; methylates H3 lysine 36, which suppresses incorporation of acetylated histones and signals for the deacetylation of these histones within transcribed genes; associates with the C-terminal domain of Rpo21p; histone methylation activity is regulated by phosphorylation status of Rpo21p negative regulation of histone H3-K14 acetylation|DNA-dependent transcription, elongation|ascospore formation|regulation of transcription, DNA-dependent|histone deacetylation|regulation of DNA-dependent DNA replication initiation|histone methylation|negative regulation of antisense RNA transcription|Unknown|negative regulation of reciprocal meiotic recombination|positive regulation of histone acetylation histone methyltransferase activity|histone methyltransferase activity (H3-K36 specific) nucleus YDR047W HEM12 het FF|FT COFACTOR METABOLISM|NUCLEUS 0.131154868774579 2.40401366908479e-14 67 Uroporphyrinogen decarboxylase, catalyzes the fifth step in the heme biosynthetic pathway; localizes to both the cytoplasm and nucleus; a hem12 mutant has phenotypes similar to patients with porphyria cutanea tarda heme biosynthetic process uroporphyrinogen decarboxylase activity nucleus|cytoplasm YEL035C_p UTR5 het 0.128970921910807 6.89257935064174e-14 68 Protein of unknown function; transcription may be regulated by Gcr1p; essential for growth under standard (aerobic) conditions but not under anaerobic conditions biological_process molecular_function cellular_component YHR004C NEM1 hom FF|FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.126090006124988 2.45708758749086e-13 69 Probable catalytic subunit of Nem1p-Spo7p phosphatase holoenzyme; regulates nuclear growth by controlling phospholipid biosynthesis, required for normal nuclear envelope morphology and sporulation; homolog of the human protein Dullard negative regulation of phospholipid biosynthetic process|nuclear envelope organization phosphoprotein phosphatase activity Nem1-Spo7 phosphatase complex|mitochondrion|integral to membrane YBR140C IRA1 het FF|FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.125725480096011 2.69900421734067e-13 70 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions, mediates membrane association of adenylate cyclase; IRA1 has a paralog, IRA2, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|regulation of adenylate cyclase activity|positive regulation of Ras GTPase activity Ras GTPase activator activity mitochondrion|integral to membrane|membrane YGL072C_d YGL072C hom FF 0.124057368141064 5.55878976901319e-13 71 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HSF1; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 Unknown Unknown Unknown YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.123747601630467 6.35021699649441e-13 72 Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; homologous to the mouse and human Tsg101 tumor susceptibility gene; mutants exhibit a Class E Vps phenotype protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding endosome|ESCRT I complex|internal side of plasma membrane YNL126W SPC98 het FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.123631145945389 6.67550609214521e-13 73 Component of the microtubule-nucleating Tub4p (gamma-tubulin) complex; interacts with Spc110p at the spindle pole body (SPB) inner plaque and with Spc72p at the SPB outer plaque microtubule nucleation|mitotic spindle organization in nucleus structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YKL076C_d PSY1 hom 0.123086683887597 8.42650507462956e-13 74 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 69% of ORF overlaps the uncharacterized ORF YKL075C Unknown Unknown Unknown YHR007C ERG11 het FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.122646074867327 1.01669170572268e-12 75 Lanosterol 14-alpha-demethylase; catalyzes the C-14 demethylation of lanosterol to form 4,4''-dimethyl cholesta-8,14,24-triene-3-beta-ol in the ergosterol biosynthesis pathway; member of the cytochrome P450 family; associated and coordinately regulated with the P450 reductase Ncp1p ergosterol biosynthetic process sterol 14-demethylase activity endoplasmic reticulum YBL061C SKT5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.122573352248793 1.04862404987192e-12 76 Activator of Chs3p (chitin synthase III) during vegetative growth; recruits Chs3p to the bud neck via interaction with Bni4p; SKT5 has a paralog, SHC1, that arose from the whole genome duplication fungal-type cell wall chitin biosynthetic process|response to osmotic stress|cytokinesis enzyme activator activity incipient cellular bud site|cellular bud neck septin ring|cellular bud neck YDL090C RAM1 hom FF|FT PROTEIN PRENYLATION 0.122488490468948 1.27800580253342e-12 77 Beta subunit of the CAAX farnesyltransferase (FTase) that prenylates the a-factor mating pheromone and Ras proteins; required for the membrane localization of Ras proteins and a-factor; homolog of the mammalian FTase beta subunit protein farnesylation protein farnesyltransferase activity protein farnesyltransferase complex YDR293C SSD1 hom FF|FT CELL CYCLE|TRANSLATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.121997451979882 1.59599251783452e-12 78 Translational repressor with a role in polar growth and wall integrity; regulated by Cbk1p phosphorylation to effect bud-specific translational control and localization of specific mRNAs; interacts with TOR pathway components; contains a functional N-terminal nuclear localization sequence and nucleocytoplasmic shuttling appears to be critical to Ssd1p function regulation of fungal-type cell wall organization|negative regulation of translation|intracellular mRNA localization mRNA binding|mRNA 5'-UTR binding|translation repressor activity, nucleic acid binding nucleus|cellular bud|cytoplasmic stress granule|cytoplasmic mRNA processing body|cellular bud neck|cytoplasm YHR030C SLT2 hom FF|FT PROTEIN LOCALIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.121629840811769 1.84812018670352e-12 79 Serine/threonine MAP kinase; involved in regulating maintenance of cell wall integrity, progression through the cell cycle, and nuclear mRNA retention in heat shock; required for mitophagy and pexophagy; affects recruitment of mitochondria to the phagophore assembly site (PAS); regulated by the PKC1-mediated signaling pathway protein phosphorylation|endoplasmic reticulum unfolded protein response|signal transduction|UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|regulation of transcription factor import into nucleus|barrier septum assembly|response to acid|regulation of cell size MAP kinase activity|protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm|cellular bud tip YOR116C RPO31 het FF|FT NUCLEUS 0.121616744452261 1.57235512310334e-12 80 RNA polymerase III largest subunit C160, part of core enzyme; similar to bacterial beta-prime subunit and to RPA190 and RPO21 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.121582845715152 1.59499699752029e-12 81 Subunit of the COP9 signalosome (CSN) and non-ATPase regulatory subunit of the 26S proteasome lid, similar to mammalian p55 subunit and to another S. cerevisiae regulatory subunit, Rpn7p; Rpn5p is an essential protein cullin deneddylation|ubiquitin-dependent protein catabolic process molecular_function proteasome complex|signalosome|proteasome storage granule|proteasome regulatory particle, lid subcomplex YBR192W RIM2 het FF|FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.12110912205783 1.94693723161973e-12 82 Mitochondrial pyrimidine nucleotide transporter; imports pyrimidine nucleoside triphosphates and exports pyrimidine nucleoside monophosphates; member of the mitochondrial carrier family pyrimidine nucleotide transport|mitochondrial genome maintenance|transmembrane transport pyrimidine nucleotide transmembrane transporter activity|transporter activity mitochondrion|integral to membrane YJL169W_d YJL169W hom 0.120638190624786 2.37192536822093e-12 83 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL168C/SET2 Unknown Unknown Unknown YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.119264290647006 4.23200125457935e-12 84 Ribosomal 60S subunit protein L20A; homologous to mammalian ribosomal protein L18A, no bacterial homolog; RPL20A has a paralog, RPL20B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.117869769034961 7.67168621582201e-12 85 RNA polymerase II third largest subunit B44, part of central core; similar to prokaryotic alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity nucleoplasm|DNA-directed RNA polymerase II, core complex YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.117096676942768 1.05096079549239e-11 86 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; protein abundance increases in response to DNA replication stress RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly core mediator complex YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.116993060891305 1.06566355550506e-11 87 Major isoform of tropomyosin; binds to and stabilizes actin cables and filaments, which direct polarized cell growth and the distribution of several organelles; acetylated by the NatB complex and acetylated form binds actin most efficiently; TPM1 has a paralog, TPM2, that arose from the whole genome duplication vacuole inheritance|exocytosis|intracellular mRNA localization|filamentous growth|budding cell apical bud growth|mitochondrion inheritance|budding cell isotropic bud growth|actin polymerization or depolymerization|actin filament organization|pseudohyphal growth|vesicle-mediated transport|establishment of cell polarity|actin filament bundle assembly actin lateral binding cellular bud neck contractile ring|actin filament bundle YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.116920593767156 1.09746759533803e-11 88 One of four subunits of the endosomal sorting complex required for transport III (ESCRT-III); involved in the sorting of transmembrane proteins into the multivesicular body (MVB) pathway; recruited from the cytoplasm to endosomal membranes cellular response to anoxia|intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport protein binding ESCRT III complex|cytoplasm YML075C HMG1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.116281942213122 1.47130132457411e-11 89 HMG-CoA reductase; catalyzes the conversion of HMG-CoA to mevalonate, which is a rate-limiting step in sterol biosynthesis; one of two isozymes; localizes to the nuclear envelope; overproduction induces the formation of karmellae; forms foci at the nuclear periphery upon DNA replication stress ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway hydroxymethylglutaryl-CoA reductase (NADPH) activity nuclear envelope|integral to membrane|endoplasmic reticulum membrane YOR008C SLG1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.116212167029721 1.49237315808987e-11 90 Sensor-transducer of the stress-activated PKC1-MPK1 kinase pathway; involved in maintenance of cell wall integrity; required for mitophagy; involved in organization of the actin cytoskeleton; secretory pathway Wsc1p is required for the arrest of secretion response positive regulation of endocytosis|Rho protein signal transduction|actin cytoskeleton organization|fungal-type cell wall organization|response to heat|peroxisome degradation|establishment of cell polarity|response to osmotic stress transmembrane signaling receptor activity plasma membrane|mating projection tip|cellular bud neck YDR367W KEI1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.11607252675882 1.55697437126875e-11 91 Component of inositol phosphorylceramide (IPC) synthase; forms a complex with Aur1p and regulates its activity; required for IPC synthase complex localization to the Golgi; post-translationally processed by Kex2p; KEI1 is an essential gene inositolphosphoceramide metabolic process inositol phosphoceramide synthase regulator activity integral to membrane|Golgi apparatus|integral to Golgi membrane|inositol phosphoceramide synthase complex|cytoplasm YDR162C NBP2 hom FF|FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.115473532500137 2.09208790805102e-11 92 Protein involved in the HOG (high osmolarity glycerol) pathway; negatively regulates Hog1p by recruitment of phosphatase Ptc1p the Pbs2p-Hog1p complex; interacts with Bck1p and down regulates the cell wall integrity pathway; found in the nucleus and cytoplasm, contains an SH3 domain and a Ptc1p binding domain (PBM) negative regulation of protein kinase activity|response to heat|hyperosmotic response molecular_function nucleus|cytoplasm YDR540C IRC4 hom FF|FT NUCLEUS 0.11518779530321 2.2052206589096e-11 93 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus mitotic recombination molecular_function nucleus|cytoplasm YAL009W SPO7 hom FF|FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.115025765867634 2.35267600428021e-11 94 Putative regulatory subunit of Nem1p-Spo7p phosphatase holoenzyme, regulates nuclear growth by controlling phospholipid biosynthesis, required for normal nuclear envelope morphology, premeiotic replication, and sporulation negative regulation of phospholipid biosynthetic process|nuclear envelope organization phosphoprotein phosphatase activity Nem1-Spo7 phosphatase complex|integral to membrane YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.114158462594772 3.55199302274475e-11 95 Alpha subunit of Type II geranylgeranyltransferase required for vesicular transport between the endoplasmic reticulum and the Golgi; provides a membrane attachment moiety to Rab-like proteins Ypt1p and Sec4p protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport Rab geranylgeranyltransferase activity Rab-protein geranylgeranyltransferase complex YBR202W MCM7 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.113099601836036 5.04359490463421e-11 96 Component of the heterohexameric MCM2-7 complex, which primes origins of DNA replication in G1 and becomes an active ATP-dependent helicase that promotes DNA melting and elongation in S-phase; forms an Mcm4p-6p-7p subcomplex S phase of mitotic cell cycle|regulation of transcription from RNA polymerase II promoter|DNA replication initiation|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|pre-replicative complex assembly|double-strand break repair via break-induced replication|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere DNA replication origin binding|single-stranded DNA-dependent ATPase activity|transcription cofactor activity|single-stranded DNA binding|ATP-dependent 3'-5' DNA helicase activity|ATP binding|four-way junction helicase activity|DNA helicase activity|chromatin binding replication fork protection complex|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YDR485C VPS72 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.113081653390865 5.07925825958422e-11 97 Htz1p-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|histone exchange histone binding Swr1 complex|nucleus|cytoplasm YDR413C_d YDR413C het 0.112660707660119 6.06881068974265e-11 98 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the essential uncharacterized ORF YDR412W that is implicated in rRNA processing Unknown Unknown Unknown YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.11256584638939 6.21638673263753e-11 99 Subunit of the NuA4 histone acetyltransferase complex, which acetylates the N-terminal tails of histones H4 and H2A DNA repair|histone acetylation|regulation of transcription from RNA polymerase II promoter molecular_function histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YHR012W VPS29 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.111824962679506 8.29603804481073e-11 100 Endosomal protein that is a subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde transport; forms a subcomplex with Vps35p and Vps26p that selects cargo proteins for endosome-to-Golgi retrieval retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YOR191W ULS1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.110813157477242 1.22665051946487e-10 101 Protein involved in proteolytic control of sumoylated substrates; contains RING finger domain; interacts with SUMO (Smt3p); member of the SWI/SNF family of DNA-dependent ATPases; plays a role in antagonizing silencing during mating-type switching; relocalizes from nucleus to cytoplasm upon DNA replication stress chromatin assembly or disassembly|mating type switching SUMO binding|DNA-dependent ATPase activity mitochondrion|nucleolus|nucleus YKL195W MIA40 het FF|FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.110502399224371 1.42637074535229e-10 102 Oxidoreductase that mediates mitochondrial intermembrane space import; substrates include small proteins containing twin cysteine motifs; acts in concert with Erv1p, which oxidizes the cysteine residues of Mia40p to comprise a disulfide relay system that catalyzes import; also mediates folding of Atp23p protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial outer membrane translocase complex|mitochondrial intermembrane space YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.110188255377949 1.55906869261532e-10 103 Component of the polarisome, which functions in actin cytoskeletal organization during polarized growth; acts as a scaffold for Mkk1p and Mpk1p cell wall integrity signaling components; potential Cdc28p substrate regulation of initiation of mating projection growth|regulation of termination of mating projection growth|pseudohyphal growth|invasive filamentous growth|mating projection assembly cytoskeletal regulatory protein binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.110035779368589 1.70500189298227e-10 104 Endosomal protein that interacts with phospholipid flippase Drs2p; interaction with Cdc50p is essential for Drs2p catalytic activity; mutations affect cell polarity and polarized growth; similar to Lem3p; CDC50 has a paralog, YNR048W, that arose from the whole genome duplication intracellular protein transport|phospholipid translocation|endocytosis|actin cortical patch localization phospholipid-translocating ATPase activity trans-Golgi network|late endosome membrane YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.10810604738024 3.43331686648323e-10 105 Component of the mitotic exit network; associates with and is required for the activation and Cdc15p-dependent phosphorylation of the Dbf2p kinase; required for cytokinesis and cell separation; component of the CCR4 transcriptional complex; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress regulation of exit from mitosis|protein phosphorylation kinase regulator activity spindle pole body|cellular bud neck YOR207C RET1 het FF|FT NUCLEUS 0.107978664465611 3.60147538426844e-10 106 Second-largest subunit of RNA polymerase III, which is responsible for the transcription of tRNA and 5S RNA genes, and other low molecular weight RNAs tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YNL298W CLA4 hom FF|FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.107855806625094 4.05247242297937e-10 107 Cdc42p-activated signal transducing kinase of the PAK (p21-activated kinase) family, along with Ste20p and Skm1p; involved in septin ring assembly, vacuole inheritance, cytokinesis, sterol uptake regulation; phosphorylates Cdc3p and Cdc10p negative regulation of gene expression|vacuole inheritance|protein phosphorylation|budding cell apical bud growth|Rho protein signal transduction|regulation of exit from mitosis|establishment of cell polarity|sterol import|response to pheromone|cytokinesis protein serine/threonine kinase activity|protein kinase activity nucleus|cellular bud|fungal-type vacuole YDR309C GIC2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.107612603082012 4.28125892065872e-10 108 Redundant rho-like GTPase Cdc42p effector; homolog of Gic1p; involved in initiation of budding and cellular polarization; interacts with Cdc42p via the Cdc42/Rac-interactive binding (CRIB) domain and with PI(4,5)P2 via a polybasic region regulation of exit from mitosis|establishment of cell polarity|axial cellular bud site selection|Rho protein signal transduction Rho GTPase binding|Rho GTPase activator activity|phosphatidylinositol-4,5-bisphosphate binding incipient cellular bud site|actin cap|plasma membrane|mating projection tip|cellular bud tip YJL095W BCK1 hom FF|FT SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.107510027047435 4.29213993776002e-10 109 Mitogen-activated protein (MAP) kinase kinase kinase acting in the protein kinase C signaling pathway, which controls cell integrity; upon activation by Pkc1p phosphorylates downstream kinases Mkk1p and Mkk2p intracellular protein kinase cascade|endoplasmic reticulum unfolded protein response|peroxisome degradation|establishment of cell polarity|protein phosphorylation|response to acid|response to nutrient protein kinase activity|MAP kinase kinase kinase activity intracellular|mating projection tip YHR031C RRM3 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|CHROMOSOME 0.107430420550952 4.60959444091087e-10 110 DNA helicase involved in rDNA replication and Ty1 transposition; relieves replication fork pauses at telomeric regions; structurally and functionally related to Pif1p mitochondrial genome maintenance|replication fork progression beyond termination site|DNA replication ATP-dependent DNA helicase activity|DNA helicase activity nuclear telomeric heterochromatin|replication fork YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.107423030541887 4.43386584906843e-10 111 Protein that may be involved in pH regulation; probable ortholog of A. nidulans PalC, which is involved in pH regulation and binds to the ESCRT-III complex; null mutant does not properly process Rim101p and has decreased resistance to rapamycin; GFP-fusion protein is cytoplasmic; relative distribution to cytoplasm increases upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function cytoplasm YMR203W TOM40 het FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.1064105543874 6.68910926440021e-10 112 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; constitutes the core element of the protein conducting pore protein import into mitochondrial matrix protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.105216595028964 1.00203508957977e-09 113 pH sensor molecule, component of the RIM101 pathway; has a role in cell wall construction and alkaline pH response; is glycosylated and phosphorylated; interacts with Dfg16p and Rim9p to form a pH-sensing complex; localization to the plasma membrane is dependent on Dfg16p and Rim9p; has similarity to A. nidulans PalH fungal-type cell wall biogenesis|ascospore formation|invasive growth in response to glucose limitation molecular_function integral to membrane YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.104851961107407 1.14475123920428e-09 114 Acyl-CoA-binding protein, transports newly synthesized acyl-CoA esters from fatty acid synthetase (Fas1p-Fas2p) to acyl-CoA-consuming processes; subject to starvation-induced, Grh1p-mediated unconventional secretion; protein abundance increases in response to DNA replication stress long-chain fatty acid transport|chronological cell aging|fatty acid metabolic process long-chain fatty acid transporter activity|fatty-acyl-CoA binding extracellular region|nucleus|cytoplasm YNL271C BNI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.104375379493991 1.37682622160985e-09 115 Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNR1 barbed-end actin filament capping|actin nucleation|actin filament bundle assembly involved in cytokinetic actomyosin contractile ring assembly|establishment of mitotic spindle orientation|formin-nucleated actin cable assembly profilin binding incipient cellular bud site|actin filament|polarisome|plasma membrane|cellular bud neck|mating projection tip|cellular bud tip YML017W PSP2 hom 0.104253702222521 1.42287531709583e-09 116 Asn rich cytoplasmic protein that contains RGG motifs; high-copy suppressor of group II intron-splicing defects of a mutation in MRS2 and of a conditional mutation in POL1 (DNA polymerase alpha); possible role in mitochondrial mRNA splicing biological_process molecular_function cytoplasm YDL117W CYK3 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.103644019206181 1.77371961331197e-09 117 SH3-domain protein located in the bud neck and cytokinetic actin ring; relocalizes from bud neck to nucleus upon DNA replication stress; activates the chitin synthase activity of Chs2p during cytokinesis; suppressor of growth and cytokinesis defects of chs2 phospho-mutants barrier septum assembly involved in cell cycle cytokinesis|cytokinesis molecular_function cellular bud neck contractile ring|cellular bud neck|cytoplasm YDL066W IDP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.103331060455122 1.9852092613347e-09 118 Mitochondrial NADP-specific isocitrate dehydrogenase, catalyzes the oxidation of isocitrate to alpha-ketoglutarate; not required for mitochondrial respiration and may function to divert alpha-ketoglutarate to biosynthetic processes isocitrate metabolic process|glutamate biosynthetic process isocitrate dehydrogenase (NADP+) activity mitochondrial nucleoid|mitochondrion YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.103320430229445 1.99280805607612e-09 119 Putative flavin-dependent monooxygenase; involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes; human COX6 can rescue a yeast cox6 mutant and is implicated in steroid-resistant nephrotic syndrome (SRNS) ubiquinone biosynthetic process N,N-dimethylaniline monooxygenase activity mitochondrion|mitochondrial inner membrane YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.103247646814102 2.05688474349025e-09 120 Cys2His2 zinc-finger transcriptional repressor; involved in alkaline responsive gene repression as part of adaptation to a alkaline conditions; involved in cell wall assembly; required for alkaline pH-stimulated haploid invasive growth and sporulation; activated by alkaline-dependent proteolytic processing which results in removal of the C-terminal tail; similar to A. nidulans PacC meiosis|negative regulation of transcription from RNA polymerase II promoter|fungal-type cell wall biogenesis|cellular response to anoxia|response to pH|ascospore formation|barrier septum assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding nucleus YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.102774955843873 2.42315408395843e-09 121 Component of the HAT/Core module of the SAGA, SLIK, and ADA complexes; HAT/Core module also contains Gcn5p, Ngg1p, and Ada2p; binds methylated histone H3K4; involved in transcriptional regulation through SAGA and TBP recruitment to target promoters and H3 acetylation histone H3-K14 acetylation|cellular protein complex localization|histone H3-K18 acetylation|cellular protein localization|histone H3-K9 acetylation|positive regulation of transcription from RNA polymerase II promoter methylated histone residue binding|RNA polymerase II transcription factor recruiting transcription factor activity Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YML126C ERG13 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.102360399795951 2.80946791804557e-09 122 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) synthase, catalyzes the formation of HMG-CoA from acetyl-CoA and acetoacetyl-CoA; involved in the second step in mevalonate biosynthesis ergosterol biosynthetic process hydroxymethylglutaryl-CoA synthase activity endoplasmic reticulum YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.102104910904626 3.26438998129339e-09 123 Calpain-like cysteine protease; involved in proteolytic activation of Rim101p in response to alkaline pH; localizes to punctate structures in alkaline conditions and in vps4 mutant; has similarity to A. nidulans palB protein processing cysteine-type endopeptidase activity cellular_component YOR030W DFG16 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.101874544697653 3.42949513120671e-09 124 Probable multiple transmembrane protein; involved in diploid invasive and pseudohyphal growth upon nitrogen starvation; is glycosylated and phosphorylated; interacts with Rim21p and Rim9p in the plasma membrane to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; required for accumulation of processed Rim101p pseudohyphal growth|protein processing molecular_function integral to membrane YDR076W RAD55 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.101120934856291 4.35710910555702e-09 125 Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad57p DNA recombinase assembly|heteroduplex formation|meiotic DNA recombinase assembly|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|protein heterodimerization activity nucleus|Rhp55-Rhp57 complex YMR211W DML1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.101031019207603 4.49713414647293e-09 126 Essential protein involved in mtDNA inheritance, may also function in the partitioning of the mitochondrial organelle or in the segregation of chromosomes, exhibits regions similar to members of a GTPase family plasmid maintenance|mitochondrial genome maintenance molecular_function mitochondrion|cytoplasm YGL169W SUA5 het FT RNA PROCESSING|TRANSLATION|NUCLEUS|CHROMOSOME 0.100742810597623 5.10824625151767e-09 127 Single-stranded telomeric DNA-binding protein, required for normal telomere length; null mutant lacks N6-threonylcarbamoyl adenosine (t6A) modification in the anticodon loop of ANN-decoding tRNA; member of conserved YrdC/Sua5 family threonylcarbamoyladenosine metabolic process|telomere maintenance|regulation of translational fidelity single-stranded telomeric DNA binding cytoplasm YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.100583277259948 5.2621837224853e-09 128 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; appears to be functionally related to SNF7; involved in glucose derepression negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole molecular_function ESCRT II complex YKL114C APN1 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0995468751061962 7.55047875819599e-09 129 Major apurinic/apyrimidinic endonuclease, 3'-repair diesterase involved in repair of DNA damage by oxidation and alkylating agents; also functions as a 3'-5' exonuclease to repair 7,8-dihydro-8-oxodeoxyguanosine base-excision repair 3'-tyrosyl-DNA phosphodiesterase activity|DNA-(apurinic or apyrimidinic site) lyase activity|double-stranded DNA specific 3'-5' exodeoxyribonuclease activity|phosphoric diester hydrolase activity mitochondrion|nucleus YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0994402206438645 7.83469695376423e-09 130 Transferrin receptor-like protein; functions with Tre1p to regulate ubiquitylation and vacuolar degradation of the metal transporter Smf1p; inviability of null mutant in systematic studies is due to proximity to CDC31; TRE2 has a paralog, TRE1, that arose from the whole genome duplication protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function cellular_component YDR228C PCF11 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0992039090848425 8.81013723310954e-09 131 mRNA 3' end processing factor, essential component of cleavage and polyadenylation factor IA (CF IA), involved in pre-mRNA 3' end processing and in transcription termination; binds C-terminal domain of largest subunit of RNA pol II (Rpo21p); required for gene looping mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation mRNA binding|RNA polymerase II core binding mRNA cleavage factor complex YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0991995665221981 8.5147321210908e-09 132 Protein that localizes to chromatin and has a role in regulation of histone gene expression; has a bromodomain-like region that interacts with the N-terminal tail of histone H3, and an ATPase domain; potentially phosphorylated by Cdc28p negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing|positive regulation of transcription from RNA polymerase II promoter chromatin binding|histone binding extrinsic to endoplasmic reticulum membrane|nucleus YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0984715677521083 1.11055539322164e-08 133 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; interacts with ESCRT-1 subunits Stp22p and Vps28p; essential for anaerobic growth; member of the arrestin-related trafficking adaptor family meiosis|protein processing|invasive growth in response to glucose limitation|ubiquitin-dependent endocytosis molecular_function internal side of plasma membrane YJR118C ILM1 hom FF|FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.098308347484964 1.15692217461197e-08 134 Protein of unknown function; may be involved in mitochondrial DNA maintenance; required for slowed DNA synthesis-induced filamentous growth mitochondrial genome maintenance molecular_function integral to membrane|endoplasmic reticulum YJL054W TIM54 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.098192643673916 1.20365834177935e-08 135 Component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane protein import into mitochondrial inner membrane protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YNL147W LSM7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0974940117695917 1.52734699514961e-08 136 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasm YCL037C SRO9 hom FT TRANSLATION 0.0969432884874443 1.84065222668992e-08 137 Cytoplasmic RNA-binding protein; associates with translating ribosomes; involved in heme regulation of Hap1p as a component of the HMC complex, also involved in the organization of actin filaments; contains a La motif; SRO9 has a paralog, SLF1, that arose from the whole genome duplication cytoplasmic translation RNA binding polysome YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0968246747821785 1.91587326074421e-08 138 Cytoplasmic class E vacuolar protein sorting (VPS) factor that coordinates deubiquitination in the multivesicular body (MVB) pathway by recruiting Doa4p to endosomes protein deubiquitination|vacuolar transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|response to nutrient|ubiquitin-dependent protein catabolic process ubiquitin-specific protease activity endosome|cytoplasm YCL014W BUD3 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.095598623644859 2.89047244797588e-08 139 Protein involved in bud-site selection and required for axial budding pattern; localizes with septins to bud neck in mitosis and may constitute an axial landmark for next round of budding cellular bud site selection|axial cellular bud site selection|cytokinesis molecular_function cellular bud neck contractile ring|cellular bud neck YDR389W SAC7 hom FF|FT CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0955925989766564 2.89628339690611e-08 140 GTPase activating protein (GAP) for Rho1p, involved in signaling to the actin cytoskeleton, null mutations suppress tor2 mutations and temperature sensitive mutations in actin; potential Cdc28p substrate actin filament reorganization involved in cell cycle|small GTPase mediated signal transduction Rho GTPase activator activity intracellular YDR155C CPR1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0946344993574397 4.14962311967063e-08 141 Cytoplasmic peptidyl-prolyl cis-trans isomerase (cyclophilin); catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds the drug cyclosporin A; protein abundance increases in response to DNA replication stress cellular protein metabolic process|ascospore formation|positive regulation of meiosis|histone deacetylation peptidyl-prolyl cis-trans isomerase activity|cyclosporin A binding histone deacetylase complex|mitochondrion|Set3 complex|nucleus YER177W BMH1 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0944514451831666 4.22764420636939e-08 142 14-3-3 protein, major isoform; controls proteome at post-transcriptional level, binds proteins and DNA, involved in regulation of many processes including exocytosis, vesicle transport, Ras/MAPK signaling, and rapamycin-sensitive signaling; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress glycogen metabolic process|pseudohyphal growth|signal transduction involved in filamentous growth|ascospore formation|fungal-type cell wall chitin biosynthetic process|Ras protein signal transduction|DNA damage checkpoint|negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle DNA replication origin binding|phosphoserine binding plasma membrane|nucleus YPL066W RGL1 hom FF|FT SITE OF POLARIZED GROWTH 0.0935948962106496 5.59944606679794e-08 143 Regulator of Rho1p signaling, cofactor of Tus1p; required for the localization of Tus1p during all phases of cytokinesis; green fluorescent protein (GFP)-fusion protein localizes to the bud neck and cytoplasm; null mutant is viable and exhibits growth defect on a non-fermentable (respiratory) carbon source protein localization to bud neck molecular_function cellular bud neck|cytoplasm YML034W SRC1 hom FF|FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0930618849284959 6.78192146654362e-08 144 Inner nuclear membrane protein; functions in regulation of subtelomeric genes and is linked to TREX (transcription export) factors; SRC1 produces 2 splice variant proteins with different functions; alternative splicing of SRC1 pre-mRNA is promoted by Hub1p; mutant has aneuploidy tolerance maintenance of rDNA|mitotic sister chromatid segregation molecular_function nuclear envelope YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.091967216938589 9.48701689476103e-08 145 Dihydroorotase, catalyzes the third enzymatic step in the de novo biosynthesis of pyrimidines, converting carbamoyl-L-aspartate into dihydroorotate 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine nucleotide biosynthetic process dihydroorotase activity nucleus|cytoplasm YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0913254150278228 1.16509795859178e-07 146 F-box protein involved in recycling plasma membrane proteins internalized by endocytosis; localized to sites of polarized growth early endosome to Golgi transport|endocytosis SNARE binding endosome|Golgi apparatus|site of polarized growth YNL107W YAF9 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0910982313398762 1.25258076610217e-07 147 Subunit of both the NuA4 histone H4 acetyltransferase complex and the SWR1 complex, may function to antagonize silencing near telomeres; interacts directly with Swc4p, has homology to human leukemogenic protein AF9, contains a YEATS domain DNA repair|chromatin remodeling|histone exchange|chromatin silencing at telomere molecular_function Swr1 complex|nucleus|NuA4 histone acetyltransferase complex|cytoplasm YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0909770969221893 1.30178941582277e-07 148 Protein of unknown function thought to be involved in endocytosis; Pal1p physically interacts with Ede1p and is found at endocytic sites at the cell periphery during the early stages of endocytosis; green fluorescent protein (GFP)-fusion protein also localizes to the bud neck; potential Cdc28p substrate; similar to the S. pombe Pal1 protein; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cell cortex|cellular bud neck|mating projection tip YLR095C IOC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0907120714214538 1.41605611152135e-07 149 Member of a complex (Isw1b) with Isw1p and Ioc4p that exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing, contains a PHD finger motif chromatin remodeling protein binding|nucleosome binding|ATPase activity|DNA binding ISW1 complex YBL062W_d YBL062W hom 0.0906332176308337 1.45188623309135e-07 150 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL145W RPT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0904163813907114 1.55499101094969e-07 151 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; required for optimal CDC20 transcription; interacts with Rpn12p and Ubr1p; mutant has aneuploidy tolerance positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of protein catabolic process|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YDL133W SRF1 hom 0.0898540049550402 1.85646297375954e-07 152 Regulator of phospholipase D (Spo14p); interacts with Spo14p and regulates its catalytic activity; capable of buffering the toxicity of C16:0 platelet activating factor, a lipid that accumulates intraneuronally in Alzheimer's patients positive regulation of catalytic activity molecular_function integral to membrane YOR357C SNX3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0893154747243377 2.1976190231141e-07 153 Sorting nexin required to maintain late-Golgi resident enzymes in their proper location by recycling molecules from the prevacuolar compartment; contains a PX domain and sequence similarity to human Snx3p protein localization|late endosome to Golgi transport phosphatidylinositol-3-phosphate binding cytosol|endosome YOR254C SEC63 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0888452989517674 2.54434493656209e-07 154 Essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation|cytosol to ER transport|SRP-dependent cotranslational protein targeting to membrane|posttranslational protein targeting to membrane protein transporter activity mitochondrion|integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YGL019W CKB1 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0885533389165084 2.83141400143855e-07 155 Beta regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein kinase regulator activity|protein serine/threonine kinase inhibitor activity protein kinase CK2 complex|UTP-C complex YNR005C_d YNR005C hom 0.0879498978994286 3.35626913453471e-07 156 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAL002W VPS8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0874536052576387 3.95556810065641e-07 157 Membrane-binding component of the CORVET complex; involved in endosomal vesicle tethering and fusion in the endosome to vacuole protein targeting pathway; interacts with Vps21p; contains RING finger motif late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole GTPase binding|protein anchor late endosome|membrane|CORVET complex YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.0872776415401511 4.15760226257534e-07 158 Fructose-2,6-bisphosphatase, required for glucose metabolism; protein abundance increases in response to DNA replication stress glucose metabolic process 6-phosphofructo-2-kinase activity|fructose-2,6-bisphosphate 2-phosphatase activity cytosol YDR004W RAD57 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0872635199534152 4.14261964215854e-07 159 Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad55p DNA recombinase assembly|telomere maintenance via recombination|heteroduplex formation|meiotic DNA recombinase assembly|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|protein heterodimerization activity nucleus|Rhp55-Rhp57 complex YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0871430354991701 4.29785890922365e-07 160 Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; suppressor of rna1-1 mutation; may be involved in RNA export from nucleus protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole protein binding endosome|ESCRT I complex YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0866871485067941 4.93760635417384e-07 161 Histone variant H2AZ, exchanged for histone H2A in nucleosomes by the SWR1 complex; involved in transcriptional regulation through prevention of the spread of silent heterochromatin nuclear-transcribed mRNA catabolic process, non-stop decay|regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette chromatin binding nuclear chromatin|chromatin assembly complex YOR319W HSH49 het FF|FT RNA PROCESSING|NUCLEUS 0.0866271936920751 5.02828246263639e-07 162 U2-snRNP associated splicing factor with similarity to the mammalian splicing factor SAP49; proposed to function as a U2-snRNP assembly factor along with Hsh155p and binding partner Cus1p; contains two RNA recognition motifs (RRM) mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0865757850479159 5.10730966486054e-07 163 Calcium-binding component of the spindle pole body (SPB) half-bridge, required for SPB duplication in mitosis and meiosis II; homolog of mammalian centrin; binds multiubiquitinated proteins and is involved in proteasomal protein degradation microtubule nucleation|proteasomal ubiquitin-dependent protein catabolic process|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton integral to membrane|transcription export complex 2|nucleotide-excision repair factor 2 complex|half bridge of spindle pole body|nuclear pore YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0864505647453185 5.53677908796386e-07 164 Plasma membrane protein of unknown function; involved in the proteolytic activation of Rim101p in response to alkaline pH; interacts with Rim21p and Dfg16p to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; has similarity to A. nidulans PalI; ascospore formation molecular_function integral to membrane YBR135W CKS1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS 0.0863034418046834 5.54634473186313e-07 165 Cyclin-dependent protein kinase regulatory subunit and adaptor; modulates proteolysis of M-phase targets through interactions with the proteasome; role in transcriptional regulation, recruiting proteasomal subunits to target gene promoters positive regulation of transcription, DNA-dependent|regulation of cell cycle|transcription, DNA-dependent|chromatin remodeling ubiquitin binding|protein kinase activator activity|histone binding cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YOL135C MED7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0862892419662627 5.57020636617615e-07 166 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0861716503287363 5.7716473832843e-07 167 Guanine nucleotide exchange factor for Cdc42p; also known as a GEF or GDP-release factor; required for polarity establishment and maintenance, and mutants have morphological defects in bud formation and shmooing; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|small GTPase mediated signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|nucleus|cellular bud neck|mating projection tip|cellular bud tip|cytoplasm YPL115C BEM3 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0860087656177805 6.06230818027902e-07 168 Rho GTPase activating protein (RhoGAP) involved in control of the cytoskeleton organization; targets the essential Rho-GTPase Cdc42p, which controls establishment and maintenance of cell polarity, including bud-site assembly negative regulation of Rho protein signal transduction|establishment of cell polarity Rho GTPase activator activity|phosphatidylinositol-3-phosphate binding cell cortex|incipient cellular bud site|mating projection tip|cytoplasm|cellular bud tip YDR028C REG1 hom FF|FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0859301237554301 6.20764059273194e-07 169 Regulatory subunit of type 1 protein phosphatase Glc7p; involved in negative regulation of glucose-repressible genes; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p cellular response to glucose starvation|vacuolar protein catabolic process|glycogen metabolic process|negative regulation of transcription from RNA polymerase II promoter|regulation of carbohydrate metabolic process protein phosphatase type 1 regulator activity protein phosphatase type 1 complex|cytoplasm YDR537C_d YDR537C hom 0.085761940840024 6.52979709748711e-07 170 Dubious open reading frame unlikely to encode a protein, almost completely overlaps verified ORF PAD1/YDR538W Unknown Unknown Unknown YLR331C_d JIP3 hom 0.0856586237598123 6.76141208749318e-07 171 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene MID2 Unknown Unknown Unknown YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.0855644394217262 7.17060556164259e-07 172 Protein containing a UCS (UNC-45/CRO1/SHE4) domain, binds to myosin motor domains to regulate myosin function; involved in endocytosis, polarization of the actin cytoskeleton, and asymmetric mRNA localization mating type switching|intracellular mRNA localization|actin cytoskeleton organization myosin binding cytoplasm YHR087W RTC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0855561476385194 6.97247313894167e-07 173 Protein of unknown function involved in RNA metabolism; has structural similarity to SBDS, the human protein mutated in Shwachman-Diamond Syndrome (the yeast SBDS ortholog = SDO1); null mutation suppresses cdc13-1 temperature sensitivity; protein abundance increases in response to DNA replication stress RNA metabolic process molecular_function nucleus|cytoplasm YDL006W PTC1 hom FF|FT RNA PROCESSING|SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0855096529663933 7.34478380154639e-07 174 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p, inactivating osmosensing MAPK cascade; involved in Fus3p activation during pheromone response; deletion affects precursor tRNA splicing, mitochondrial inheritance, and sporulation mitochondrion inheritance|inactivation of MAPK activity involved in osmosensory signaling pathway|pheromone-dependent signal transduction involved in conjugation with cellular fusion|tRNA splicing, via endonucleolytic cleavage and ligation|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YOL159C-A YOL159C-A hom FT NUCLEUS 0.0851779183382581 7.9567433232816e-07 175 Protein of unknown function; overexpression affects endocytic protein trafficking; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function nucleus|cytoplasm YDL041W_d YDL041W hom FF 0.0846908083107181 8.99264575591682e-07 176 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene SIR2/YDL042C Unknown Unknown Unknown YNR040W_p YNR040W hom FT MITOCHONDRION 0.0844594966037519 9.66718414172635e-07 177 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YIL104C SHQ1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0841454907938292 1.06075634975999e-06 178 Chaperone protein required for the assembly of box H/ACA snoRNPs and thus for pre-rRNA processing, forms a complex with Naf1p and interacts with H/ACA snoRNP components Nhp2p and Cbf5p; homology with known Hsp90p cochaperones box H/ACA snoRNP assembly unfolded protein binding nucleoplasm YDR224C HTB1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0840918226329145 1.07371932453968e-06 179 Histone H2B, core histone protein required for chromatin assembly and chromosome function; nearly identical to HTB2; Rad6p-Bre1p-Lge1p mediated ubiquitination regulates transcriptional activation, meiotic DSB formation and H3 methylation chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter|postreplication repair DNA binding replication fork protection complex|nuclear nucleosome YDL140C RPO21 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0840765740638333 1.07856005532166e-06 180 RNA polymerase II largest subunit B220, part of central core; phosphorylation of C-terminal heptapeptide repeat domain regulates association with transcription and splicing factors; similar to bacterial beta-prime transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase II, core complex YHR108W GGA2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0834580081719972 1.29362923689188e-06 181 Protein that interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner to facilitate traffic through the late Golgi; binds phosphatidylinositol 4-phosphate, which plays a role in TGN localization; has homology to gamma-adaptin protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to vacuole transport|Golgi to endosome transport ubiquitin binding|phosphatidylinositol-4-phosphate binding trans-Golgi network YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0831579941336361 1.41224916189955e-06 182 DNA 5' AMP hydrolase involved in DNA repair; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins; homolog of Aprataxin, a Hint related protein that is mutated in individuals with ataxia with oculomotor apraxia; relative distribution to nuclear foci decreases upon DNA replication stress response to DNA damage stimulus DNA 5'-adenosine monophosphate hydrolase activity nucleus|cytoplasm YJL011C RPC17 het FT NUCLEUS 0.0830490128871884 1.45787347521595e-06 183 RNA polymerase III subunit C17; physically interacts with C31, C11, and TFIIIB70; may be involved in the recruitment of pol III by the preinitiation complex; protein abundance increases in response to DNA replication stress transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YLR057W MNL2 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.082705606796885 1.61108963300275e-06 184 Putative mannosidase involved in ER-associated protein degradation; localizes to the endoplasmic reticulum; sequence similarity with seven-hairpin glycosidase (GH47) family members, such as Mns1p and Mnl1p, that hydrolyze 1,2-linked alpha-D-mannose residues; non-essential gene ER-associated protein catabolic process molecular_function endoplasmic reticulum YBL039C URA7 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0822275708002326 1.88329683149467e-06 185 Major CTP synthase isozyme (see also URA8); catalyzes the ATP-dependent transfer of the amide nitrogen from glutamine to UTP, forming CTP, the final step in de novo biosynthesis of pyrimidines; involved in phospholipid biosynthesis; capable of forming cytoplasmic filaments termed cytoophidium, especially during conditions of glucose depletion; URA7 has a paralog, URA8, that arose from the whole genome duplication pyrimidine nucleobase biosynthetic process|CTP biosynthetic process|phospholipid biosynthetic process CTP synthase activity cytosol YDR049W VMS1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.082205757585603 1.86203771999801e-06 186 Component of a Cdc48p-complex involved in protein quality control; exhibits cytosolic and ER-membrane localization, with Cdc48p, during normal growth, and contributes to ER-associated degradation (ERAD) of specific substrates at a step after their ubiquitination; forms a mitochondrially-associated complex with Cdc48p and Npl4p under oxidative stress that is required for ubiquitin-mediated mitochondria-associated protein degradation (MAD); conserved in C. elegans and humans ER-associated protein catabolic process|mitochondria-associated protein catabolic process|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function cytosol|mitochondrion|endoplasmic reticulum membrane|Cdc48p-Npl4p-Vms1p AAA ATPase complex|cytoplasm YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.0819330656667509 2.01435180655081e-06 187 ATP-NADH kinase; phosphorylates both NAD and NADH; active as a hexamer; enhances the activity of ferric reductase (Fre1p); UTR1 has a paralog, YEF1, that arose from the whole genome duplication cellular iron ion homeostasis|NADP biosynthetic process NAD+ kinase activity|NADH kinase activity nucleus|cytoplasm YPR061C JID1 hom FT MITOCHONDRION 0.0819191862299833 2.02241590481921e-06 188 Probable Hsp40p co-chaperone, has a DnaJ-like domain and appears to be involved in ER-associated degradation of misfolded proteins containing a tightly folded cytoplasmic domain; inhibits replication of Brome mosaic virus in S. cerevisiae biological_process molecular_function mitochondrion YGL119W COQ8 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0818224199988256 2.11618507209732e-06 189 Protein required for ubiquinone biosynthesis and respiratory growth; exhibits genetic interaction with COQ9, suggesting a common function; similar to prokaryotic proteins involved in early steps of ubiquinone biosynthesis; COQ8 has a paralog, YBR230W-A, that arose from the whole genome duplication ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial matrix YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0818064599787373 2.11109201746089e-06 190 ADP-ribosylation factor; GTPase of the Ras superfamily involved in regulation of coated vesicle formation in intracellular trafficking within the Golgi; ARF1 has a paralog, ARF2, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport|Golgi to plasma membrane transport|intra-Golgi vesicle-mediated transport|macroautophagy GTPase activity cytosol|Golgi-associated vesicle YOL003C PFA4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.081635426751837 2.19424116805148e-06 191 Palmitoyltransferase with autoacylation activity, required for palmitoylation of amino acid permeases containing a C-terminal Phe-Trp-Cys site; required for modification of Chs3p; member of the DHHC family of putative palmitoyltransferases protein palmitoylation palmitoyltransferase activity integral to membrane|endoplasmic reticulum YER021W RPN3 het FT PROTEOLYSIS 0.081493701612608 2.28522405114973e-06 192 Essential, non-ATPase regulatory subunit of the 26S proteasome lid, similar to the p58 subunit of the human 26S proteasome; temperature-sensitive alleles cause metaphase arrest, suggesting a role for the proteasome in cell cycle control ubiquitin-dependent protein catabolic process molecular_function proteasome regulatory particle, lid subcomplex YDR118W APC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0813969844787368 2.34938019204592e-06 193 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to the nucleus increases upon DNA replication stress anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.081226475331194 2.46671790759816e-06 194 Endosomal subunit of membrane-associated retromer complex required for retrograde transport; receptor that recognizes retrieval signals on cargo proteins, forms subcomplex with Vps26p and Vps29p that selects cargo proteins for retrieval; interacts with Ypt7p protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YBR246W RRT2 hom FT VESICLE-MEDIATED TRANSPORT 0.0806426845655566 2.91254781932423e-06 195 Protein required for last step of diphthamide biosynthesis; deletion leads to resistance to sordarin and accumulation of diphthine; WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rtt10p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription peptidyl-diphthamide biosynthetic process from peptidyl-histidine|endocytic recycling molecular_function endosome|cytoplasm YOR210W RPB10 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0805441015577989 2.99508574549787e-06 196 RNA polymerase subunit ABC10-beta, common to RNA polymerases I, II, and III transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase II, core complex YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0805082272417789 3.02567421579857e-06 197 Lanosterol synthase, an essential enzyme that catalyzes the cyclization of squalene 2,3-epoxide, a step in ergosterol biosynthesis ergosterol biosynthetic process lanosterol synthase activity endoplasmic reticulum|lipid particle|plasma membrane YMR032W HOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0803366514869669 3.17615907971773e-06 198 Bud neck-localized, SH3 domain-containing protein required for cytokinesis; is phosphorylated by Dbf2p; regulates actomyosin ring dynamics and septin localization; interacts with the formins, Bni1p and Bnr1p, and with Cyk3p, Vrp1p, and Bni5p cytokinesis after mitosis|barrier septum assembly involved in cell cycle cytokinesis|response to DNA damage stimulus|cytokinesis cytoskeletal protein binding cellular bud neck contractile ring|cellular bud neck septin ring YOR089C VPS21 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0795605013809496 3.95125556890033e-06 199 Rab family GTPase; required for endocytic transport and for sorting of vacuolar hydrolases; localized in endocytic intermediates; detected in mitochondria; geranylgeranylation required for membrane association; mammalian Rab5 homolog; protein abundance increases in response to DNA replication stress; VPS21 has a paralog, YPT53, that arose from the whole genome duplication endocytosis|vacuole inheritance|protein targeting to vacuole GTP binding|GTPase activity mitochondrial outer membrane|late endosome|mitochondrion YGL127C SOH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0795018049307097 4.01672249695796e-06 200 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; involved in telomere maintenance; conserved with other metazoan MED31 subunits DNA repair|meiotic gene conversion|meiotic sister chromatid segregation|transcription from RNA polymerase II promoter molecular_function core mediator complex|nucleus YGR080W TWF1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0794901815082259 4.02980932996919e-06 201 Twinfilin, highly conserved actin monomer-sequestering protein involved in regulation of the cortical actin cytoskeleton, composed of two cofilin-like regions, localizes actin monomers to sites of rapid filament assembly bipolar cellular bud site selection|actin polymerization or depolymerization|sequestering of actin monomers actin monomer binding mating projection tip|actin cortical patch YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0794417390803547 4.20805301828944e-06 202 Unconventional prefoldin protein involved in translation initiation; mutants have inappropriate expression of nutrient sensitive genes due to translational derepression of Gcn4p transcription factor; diploid mutants show random budding; ortholog of human URI/RMP formation of translation preinitiation complex molecular_function cytosolic ribosome|cytoplasm YOR151C RPB2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0792200937375747 4.34565877815527e-06 203 RNA polymerase II second largest subunit B150, part of central core; similar to bacterial beta subunit transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase II, core complex YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.0791593434970974 4.41989951410376e-06 204 Ribosomal 60S subunit protein L15B; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L15, no bacterial homolog; RPL15B has a paralog, RPL15A, that arose from the whole genome duplication; relocalizes from nucleus to nucleolus upon DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YGL040C HEM2 het FT COFACTOR METABOLISM|NUCLEUS 0.0789505440316346 4.68443830007581e-06 205 Aminolevulinate dehydratase, a homo-octameric enzyme, catalyzes the conversion of 5-aminolevulinate to porphobilinogen, the second step in heme biosynthesis; enzymatic activity is zinc-dependent; localizes to the cytoplasm and nucleus heme biosynthetic process porphobilinogen synthase activity nucleus|cytoplasm YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0789499219238706 4.76233597366779e-06 206 Mitochondrial inner-membrane protein thought to be involved in the formation of an active mitochondrial K+/H+ exchanger (KHE) system; non-essential gene potassium ion transport|proton transport molecular_function integral to mitochondrial inner membrane YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0789327209818958 4.70770838527257e-06 207 Meiosis-specific protein that localizes to chromosomes, preventing synapsis between nonhomologous chromosomes and ensuring synapsis between homologs; complexes with Mnd1p to promote homolog pairing and meiotic double-strand break repair synapsis|reciprocal meiotic recombination protein binding|double-stranded DNA binding condensed nuclear chromosome YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0789123389868585 4.7344551253473e-06 208 Subunit of the transmembrane ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport, NPC biogenesis and spindle pole body duplication; homologous to human NDC1 nucleocytoplasmic transport|nuclear pore organization|spindle pole body duplication associated with nuclear envelope structural constituent of nuclear pore integral to membrane|nuclear pore transmembrane ring|spindle pole body|nuclear pore YNL233W BNI4 hom FT PROTEIN LOCALIZATION|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0786544035273457 5.08576051949855e-06 209 Targeting subunit for Glc7p protein phosphatase, localized to the bud neck, required for localization of chitin synthase III to the bud neck via interaction with the chitin synthase III regulatory subunit Skt5p asymmetric protein localization|barrier septum assembly|chitin biosynthetic process protein binding incipient cellular bud site|cellular bud neck septin collar|cellular bud neck|septin ring YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0783531561177815 5.52766105480614e-06 210 Partially redundant sensor-transducer of the stress-activated PKC1-MPK1 signaling pathway involved in maintenance of cell wall integrity and recovery from heat shock; secretory pathway Wsc2p is required for the arrest of secretion response fungal-type cell wall organization|response to heat|Rho protein signal transduction transmembrane signaling receptor activity site of polarized growth|cellular bud|mating projection tip|cytoplasm YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0782318773243504 5.7157430752281e-06 211 RNA polymerase subunit ABC23, common to RNA polymerases I, II, and III; part of central core; similar to bacterial omega subunit tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YIL036W CST6 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0782240877877571 5.72803024342494e-06 212 Basic leucine zipper (bZIP) transcription factor, in ATF/CREB family; mediates transcriptional activation of NCE103 (encoding carbonic anhydrase) in response to low CO2 levels such as in the ambient air; proposed to be a regulator of oleate responsive genes; involved in utilization of non-optimal carbon sources and chromosome stability; CST6 has a paralog, ACA1, that arose from the whole genome duplication cellular response to carbon dioxide|positive regulation of transcription from RNA polymerase II promoter by oleic acid|cellular response to oleic acid|positive regulation of transcription from RNA polymerase II promoter|DNA metabolic process sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0781699736832195 5.81408974778343e-06 213 Heme-dependent repressor of hypoxic genes; mediates aerobic transcriptional repression of hypoxia induced genes such as COX5b and CYC7; repressor function regulated through decreased promoter occupancy in response to oxidative stress; contains an HMG domain that is responsible for DNA bending activity; involved in the hyperosmotic stress resistance negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|DNA binding, bending|sequence-specific DNA binding|RNA polymerase II transcription factor recruiting transcription factor activity nuclear chromatin YLR249W YEF3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0772226557137751 7.53669558161988e-06 214 Gamma subunit of translational elongation factor eEF1B; stimulates the binding of aminoacyl-tRNA (AA-tRNA) to ribosomes by releasing eEF1A (Tef1p/Tef2p) from the ribosomal complex; contains two ABC cassettes; binds and hydrolyzes ATP; YEF3 has a paralog, HEF3, that arose from the whole genome duplication translational elongation|translational termination ATPase activity|translation elongation factor activity cytosolic ribosome|ribosome YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0771812855278107 7.81500553564132e-06 215 Subunit (90 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter ubiquitin binding|chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YOR091W TMA46 hom FT TRANSLATION 0.0770853226256121 7.82371153963602e-06 216 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YJL159W HSP150 hom FT CELL WALL ORG/BIOGENESIS 0.0769989045475765 8.0096417506291e-06 217 O-mannosylated heat shock protein; secreted and covalently attached to the cell wall via beta-1,3-glucan and disulfide bridges; required for cell wall stability; induced by heat shock, oxidative stress, and nitrogen limitation; HSP150 has a paralog, PIR3, that arose from the whole genome duplication fungal-type cell wall organization structural constituent of cell wall|ATPase activity fungal-type cell wall|extracellular region YNR041C COQ2 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0768624913994547 8.31175645004067e-06 218 Para hydroxybenzoate: polyprenyl transferase, catalyzes the second step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process 4-hydroxybenzoate octaprenyltransferase activity mitochondrion|integral to mitochondrial membrane|integral to membrane YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.0764085584725851 9.3974351797096e-06 219 Polypeptide release factor (eRF1) in translation termination; mutant form acts as a recessive omnipotent suppressor; methylated by Mtq2p-Trm112p in ternary complex eRF1-eRF3-GTP; mutation of methylation site confers resistance to zymocin; has a role in cytokinesis through interaction with Mlc1p translational termination|cytokinesis translation release factor activity, codon specific|translation release factor activity cytosol|translation release factor complex YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.0763988480069915 9.42207749933099e-06 220 GDP/GTP exchange factor (GEF) for Rho1p and Rho2p; mutations are synthetically lethal with mutations in rom1, which also encodes a GEF; Rom2p localization to the bud surface is dependent on Ack1p regulation of fungal-type cell wall organization|positive regulation of endocytosis|establishment of cell polarity|small GTPase mediated signal transduction|negative regulation of cAMP-mediated signaling|activation of Rho GTPase activity phosphatidylinositol-4,5-bisphosphate binding|Rho guanyl-nucleotide exchange factor activity|signal transducer activity incipient cellular bud site|mating projection tip|cellular bud tip YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0762322256882141 9.85465240644411e-06 221 Non-ATPase regulatory subunit of the 26S proteasome; has similarity to putative proteasomal subunits in other species; null mutant is temperature sensitive and exhibits cell cycle and proteasome assembly defects; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process structural molecule activity proteasome storage granule|proteasome regulatory particle, lid subcomplex YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.0759305893270476 1.06864122418944e-05 222 Transcription factor involved in cell-type-specific transcription and pheromone response; plays a central role in the formation of both repressor and activator complexes regulation of mating type switching|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|DNA replication initiation|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter|Unknown|positive regulation of mating-type specific transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA replication origin binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding, bending|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II repressing transcription factor binding nuclear chromatin YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0759038346631418 1.10270647657656e-05 223 Geranylgeranyl diphosphate synthase, increases the intracellular pool of geranylgeranyl diphosphate, suppressor of bet2 mutation that causes defective geranylgeranylation of small GTP-binding proteins that mediate vesicular traffic terpenoid biosynthetic process farnesyltranstransferase activity mitochondrion YML094C-A_d YML094C-A hom FF 0.0758410199244438 1.09460308166087e-05 224 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene GIM5/YML094W; deletion confers sensitivity to GSAO Unknown Unknown Unknown YBR110W ALG1 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0754433640290257 1.21730934718897e-05 225 Mannosyltransferase, involved in asparagine-linked glycosylation in the endoplasmic reticulum (ER); essential for viability, mutation is functionally complemented by human ortholog oligosaccharide-lipid intermediate biosynthetic process|protein N-linked glycosylation beta-1,4-mannosyltransferase activity integral to membrane|endoplasmic reticulum YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0753589412327306 1.24499755959111e-05 226 RNA polymerase subunit ABC10-alpha, found in RNA pol I, II, and III; relocalizes from nucleolus to cytoplasm upon DNA replication stress transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YLL008W DRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0753270696545076 1.25560587995885e-05 227 Nucleolar DEAD-box protein required for ribosome assembly and function, including synthesis of 60S ribosomal subunits; constituent of 66S pre-ribosomal particles ribosomal large subunit assembly|rRNA processing ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0750196094832916 1.36246785959315e-05 228 Subunit of the MRX complex with Rad50p and Xrs2p; complex functions in repair of DNA double-strand breaks and in telomere stability; exhibits nuclease activity that appears to be required for MRX function; widely conserved; forms nuclear foci upon DNA replication stress DNA repair|meiotic DNA double-strand break formation|double-strand break repair via nonhomologous end joining|base-excision repair|ascospore formation|meiotic DNA double-strand break processing|double-strand break repair via break-induced replication|regulation of transcription during meiosis 3'-5' exonuclease activity|protein complex scaffold|double-stranded telomeric DNA binding|adenylate kinase activity|telomeric DNA binding|single-stranded telomeric DNA binding|endodeoxyribonuclease activity|G-quadruplex DNA binding|endonuclease activity mitochondrion|nucleus|Mre11 complex YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0750181775793848 1.36298525104638e-05 229 Splicing factor that reanneals U4 and U6 snRNPs during spliceosome recycling assembly of spliceosomal tri-snRNP|spliceosomal complex assembly U6 snRNA binding|snRNA binding U6 snRNP YOR115C TRS33 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0747814334358596 1.45115314848168e-05 230 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in endoplasmic reticulum (ER) to Golgi membrane traffic ER to Golgi vesicle-mediated transport|protein complex assembly molecular_function trans-Golgi network|TRAPP complex|cis-Golgi network YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.074477617802962 1.572283695327e-05 231 Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0744275557663244 1.5931457275593e-05 232 Zinc finger transcription factor containing a Zn(2)-Cys(6) binuclear cluster domain, positively regulates transcription of URA1, URA3, URA4, and URA10, which are involved in de novo pyrimidine biosynthesis, in response to pyrimidine starvation; activity may be modulated by interaction with Tup1p positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding|zinc ion binding nucleus YFR007W YFH7 hom 0.074358760039567 1.64122928756272e-05 233 Putative kinase with similarity to the phosphoribulokinase/uridine kinase/bacterial pantothenate kinase (PRK/URK/PANK) subfamily of P-loop kinases phosphorylation ATPase activity|kinase activity cellular_component YFR049W YMR31 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0740983717065566 1.73703695826258e-05 234 Mitochondrial ribosomal protein of the small subunit, has similarity to human mitochondrial ribosomal protein MRP-S36 cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL053W PEP8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0738644318341507 1.84673077899522e-05 235 Vacuolar protein component of the retromer; forms part of the multimeric membrane-associated retromer complex involved in vacuolar protein sorting along with Vps35p, Vps29p, Vps17p, and Vps5p; essential for endosome-to-Golgi retrograde protein transport; interacts with Ypt7p; protein abundance increases in response to DNA replication stress protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YBR275C RIF1 hom FT CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0737933634793304 1.88134018367979e-05 236 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif2p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance|chromatin silencing at silent mating-type cassette telomeric DNA binding nuclear telomere cap complex YLR384C IKI3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0737853278299556 1.88529207831926e-05 237 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; maintains structural integrity of Elongator; homolog of human IKAP, mutations in which cause familial dysautonomia (FD) regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YDL152W_d YDL152W het FF 0.0735977756587681 1.97980598384812e-05 238 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SAS10/YDL153C, a component of the small ribosomal subunit processosome Unknown Unknown Unknown YML037C_p YML037C hom 0.0735666494366573 2.00161685807512e-05 239 Putative protein of unknown function with some characteristics of a transcriptional activator; may be a target of Dbf2p-Mob1p kinase; GFP-fusion protein co-localizes with clathrin-coated vesicles; YML037C is not an essential gene biological_process molecular_function clathrin-coated vesicle YKL182W FAS1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0733499820875726 2.12963520774709e-05 240 Beta subunit of fatty acid synthetase, which catalyzes the synthesis of long-chain saturated fatty acids; contains acetyltransacylase, dehydratase, enoyl reductase, malonyl transacylase, and palmitoyl transacylase activities fatty acid biosynthetic process palmitoyltransferase activity|enoyl-[acyl-carrier-protein] reductase (NADPH, B-specific) activity|fatty acid synthase activity|3-hydroxyacyl-[acyl-carrier-protein] dehydratase activity|[acyl-carrier-protein] S-acetyltransferase activity|[acyl-carrier-protein] S-malonyltransferase activity cytosol|fatty acid synthase complex|mitochondrion|lipid particle|cytoplasm YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.0733410087201908 2.11653595838611e-05 241 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; iki1 mutations confer resistance to the K. lactis toxin zymocin tRNA modification tRNA binding|ATPase activity Elongator holoenzyme complex|nucleus|cytoplasm YGL043W DST1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS 0.0731750439543387 2.2096444584214e-05 242 General transcription elongation factor TFIIS, enables RNA polymerase II to read through blocks to elongation by stimulating cleavage of nascent transcripts stalled at transcription arrest sites; maintains RNAPII elongation activity on ribosomal protein genes during conditions of transcriptional stress transcription elongation from RNA polymerase I promoter|transcription initiation from RNA polymerase II promoter|mRNA cleavage|maintenance of transcriptional fidelity during DNA-dependent transcription elongation from RNA polymerase II promoter|tRNA transcription from RNA polymerase III promoter|regulation of mRNA 3'-end processing|positive regulation of transcription elongation from RNA polymerase II promoter|transcription from RNA polymerase III promoter|transcription antitermination|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter RNA polymerase II regulatory region DNA binding|RNA polymerase II core binding|core RNA polymerase II recruiting transcription factor activity nucleus YOR224C RPB8 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0731671842263189 2.25193026625387e-05 243 RNA polymerase subunit ABC14.5, common to RNA polymerases I, II, and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YOL159C YOL159C hom 0.0731298364811279 2.23567400292322e-05 244 Soluble protein of unknown function; deletion mutants are viable and have elevated levels of Ty1 retrotransposition and Ty1 cDNA biological_process molecular_function cellular_component YDL059C RAD59 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0730155066214828 2.3222963438904e-05 245 Protein involved DNA double-strand break repair; repairs breaks in DNA during vegetative growth via recombination and single-strand annealing; anneals complementary single-stranded DNA; forms nuclear foci upon DNA replication stress; required for loading of Rad52p to DSBs; paralog of Rad52p DNA strand renaturation|telomere maintenance via recombination|double-strand break repair via break-induced replication|double-strand break repair via single-strand annealing protein binding nucleus YJL193W_p YJL193W hom 0.0727276635370726 2.51524680914351e-05 246 Putative protein of unknown function, predicted to encode a triose phosphate transporter subfamily member based on phylogenetic analysis; similar to YOR307C/SLY41; deletion mutant has a respiratory growth defect biological_process molecular_function integral to membrane YDL118W_d YDL118W hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0725746243318952 2.58009994243698e-05 247 Dubious open reading frame, unlikely to encode a protein; overlaps almost completely with YDL119C; mutations that would affect both YDL118W and YDL119C confer defective telomere maintenance and are synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0721797428774852 2.85515064364278e-05 248 Vesicle membrane receptor protein (v-SNARE); involved in the fusion between Golgi-derived secretory vesicles with the plasma membrane; member of the synaptobrevin/VAMP family of R-type v-SNARE proteins; SNC2 has a paralog, SNC1, that arose from the whole genome duplication endocytosis|exocytosis|Golgi to plasma membrane transport|vesicle fusion SNAP receptor activity SNARE complex|trans-Golgi network|endosome|transport vesicle membrane YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.07190526455501 3.06251158458121e-05 249 Cysteine desulfurase involved in iron-sulfur cluster (Fe/S) biogenesis and in thio-modification of mitochondrial and cytoplasmic tRNAs; essential protein located predominantly in mitochondria cellular iron ion homeostasis|iron-sulfur cluster assembly|mitochondrial tRNA thio-modification|tRNA thio-modification|tRNA wobble uridine modification cysteine desulfurase activity mitochondrion|nucleus YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.071868854500051 3.09106977140966e-05 250 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; PalA/AIP1/Alix family member; interaction with the ESCRT-III subunit Snf7p suggests a relationship between pH response and multivesicular body formation proteolysis|response to pH|protein processing|invasive growth in response to glucose limitation|sporulation resulting in formation of a cellular spore molecular_function nucleus|cytoplasm YOR039W CKB2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0718259257916062 3.16788476842465e-05 251 Beta' regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerase regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase inhibitor activity|protein kinase regulator activity protein kinase CK2 complex|UTP-C complex|CURI complex YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.071810534081143 3.13734103656363e-05 252 Acetyltransferase, modifies N-terminal lysines on histones H2B and H3; acetylates Rsc4p, a subunit of the RSC chromatin-remodeling complex, altering replication stress tolerance; catalytic subunit of the ADA and SAGA histone acetyltransferase complexes; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; greater involvement in repression of RNAPII-dependent transcription than in activation histone acetylation|regulation of transcription by chromatin organization|chromatin modification|positive regulation of transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|transcription coactivator activity|histone acetyltransferase activity|H3 histone acetyltransferase activity SLIK (SAGA-like) complex|chromosome, centromeric region|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YPR120C CLB5 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0717769248326044 3.16430453599389e-05 253 B-type cyclin involved in DNA replication during S phase; activates Cdc28p to promote initiation of DNA synthesis; functions in formation of mitotic spindles along with Clb3p and Clb4p; most abundant during late G1 phase spindle assembly|G1/S transition of mitotic cell cycle|regulation of S phase of mitotic cell cycle|G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation|premeiotic DNA replication|positive regulation of DNA replication cyclin-dependent protein kinase regulator activity nucleus YGR289C MAL11 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0714557850620869 3.47049383409849e-05 254 Inducible high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL1 complex locus; broad substrate specificity that includes maltotriose; required for isomaltose utilization trehalose transport|maltose transport|disaccharide catabolic process trehalose transmembrane transporter activity|alpha-glucoside:hydrogen symporter activity|maltose:hydrogen symporter activity integral to membrane|plasma membrane YOR337W TEA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0714389750166686 3.47592102722062e-05 255 Ty1 enhancer activator required for full levels of Ty enhancer-mediated transcription; C6 zinc cluster DNA-binding protein transcription, DNA-dependent sequence-specific DNA binding|DNA binding nucleus YPR091C NVJ2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0710559214381997 3.79859307626821e-05 256 Lipid-binding ER protein, enriched at nucleus-vacuolar junctions (NVJ); may be involved in sterol metabolism or signaling at the NVJ; contains a synaptotagmin-like-mitochondrial- lipid binding protein (SMP) domain; binds phosphatidylinositols and other lipids in a large-scale study; may interact with ribosomes, based on co-purification experiments biological_process lipid binding ribosome|nucleus-vacuole junction|endoplasmic reticulum YLR378C SEC61 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0702762412653402 4.61952860373962e-05 257 Essential subunit of Sec61 complex (Sec61p, Sbh1p, and Sss1p); forms a channel for SRP-dependent protein import and retrograde transport of misfolded proteins out of the ER; with Sec63 complex allows SRP-independent protein import into ER posttranslational protein targeting to membrane, translocation|retrograde protein transport, ER to cytosol|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|peptide transport peptide transporter activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity|signal sequence binding integral to membrane|Sec61 translocon complex YDR207C UME6 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME 0.070127211908226 4.83203050796787e-05 258 Key transcriptional regulator of early meiotic genes, binds URS1 upstream regulatory sequence, couples metabolic responses to nutritional cues with initiation and progression of meiosis, forms complex with Ime1p, and also with Sin3p-Rpd3p spore germination|positive regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of transcription from RNA polymerase II promoter during meiosis|lipid particle organization|nitrogen catabolite repression of transcription from RNA polymerase II promoter|pseudohyphal growth|negative regulation of transcription from RNA polymerase II promoter during mitosis|Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|repressing transcription factor binding|transcription factor binding transcription factor activity Rpd3L-Expanded complex|Rpd3L complex YPR119W CLB2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0699191855777665 5.04923374539933e-05 259 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the transition from G2 to M phase; accumulates during G2 and M, then targeted via a destruction box motif for ubiquitin-mediated degradation by the proteasome G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|spindle pole body|cellular bud neck|spindle|cytoplasm YJR129C_p YJR129C hom 0.0698524130839286 5.13368529455903e-05 260 Putative protein of unknown function; predicted S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process S-adenosylmethionine-dependent methyltransferase activity cytoplasm YER133W GLC7 het FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.0697946719461172 5.24820122004459e-05 261 Type 1 serine/threonine protein phosphatase catalytic subunit; involved in various processes including glycogen metabolism, sporulation, mitosis; accumulates at mating projections by interaction with Afr1p; interacts with many regulatory subunits; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p; import into nucleus is inhibited during spindle assembly checkpoint arrest replication fork processing|glycogen metabolic process|chromosome segregation|regulation of cell shape during vegetative growth phase|termination of RNA polymerase II transcription, poly(A)-coupled|protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint|rRNA processing|regulation of cell cycle|ascospore formation|protein localization to kinetochore|cell budding|DNA damage checkpoint|meiosis|termination of RNA polymerase II transcription, exosome-dependent|DNA replication checkpoint|response to heat|cellular ion homeostasis|histone dephosphorylation|regulation of carbohydrate metabolic process protein serine/threonine phosphatase activity protein phosphatase type 1 complex|mating projection base|condensed nuclear chromosome kinetochore|mRNA cleavage and polyadenylation specificity factor complex|nucleolus|spindle pole body|cellular bud neck YML124C TUB3 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0692817946634187 5.92703297255645e-05 262 Alpha-tubulin; associates with beta-tubulin (Tub2p) to form tubulin dimer, which polymerizes to form microtubules; expressed at lower level than Tub1p; TUB3 has a paralog, TUB1, that arose from the whole genome duplication nuclear migration along microtubule|nuclear migration involved in conjugation with cellular fusion|homologous chromosome segregation|mitotic sister chromatid segregation structural constituent of cytoskeleton tubulin complex|cytoplasmic microtubule|kinetochore microtubule|nuclear microtubule|spindle pole body|polar microtubule YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.069030638788189 6.28885590863721e-05 263 DNA-dependent ATPase that stimulates strand exchange; modifies the topology of double-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; member of the SWI/SNF family; forms nuclear foci upon DNA replication stress positive regulation of endodeoxyribonuclease activity|DNA geometric change|heteroduplex formation|telomere maintenance via recombination|double-strand break repair via synthesis-dependent strand annealing|chromatin remodeling|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|DNA translocase activity nucleus YPR092W_d YPR092W hom 0.0688301753710227 6.68924318894702e-05 264 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR142W CHS7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0687638864077915 6.81560716177129e-05 265 Protein of unknown function; may be involved in chitin biosynthesis by regulation of Chs3p export from the ER; relocalizes from bud neck to ER upon DNA replication stress protein folding|ER to Golgi vesicle-mediated transport|fungal-type cell wall chitin biosynthetic process unfolded protein binding integral to membrane|endoplasmic reticulum membrane YCL031C RRP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0686824997260094 6.84897427361165e-05 266 Essential protein involved in rRNA processing and ribosome biogenesis; protein abundance increases in response to DNA replication stress ribosomal small subunit assembly|rRNA processing molecular_function nucleolus|nucleus|UTP-C complex|CURI complex YDR451C YHP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0685806944001756 7.02148283633612e-05 267 Homeobox transcriptional repressor; binds Mcm1p and early cell cycle box (ECB) elements of cell cycle regulated genes, thereby restricting ECB-mediated transcription to the M/G1 interval; YHP1 has a paralog, YOX1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II regulatory region sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nuclear chromatin|nucleus YER095W RAD51 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0684737213075772 7.20717067107364e-05 268 Strand exchange protein, forms a helical filament with DNA that searches for homology; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; homolog of Dmc1p and bacterial RecA protein strand invasion|telomere maintenance via recombination|heteroduplex formation|meiotic joint molecule formation|reciprocal meiotic recombination|double-strand break repair via single-strand annealing recombinase activity|single-stranded DNA binding|DNA-dependent ATPase activity condensed nuclear chromosome|nuclear chromosome YNR042W_d YNR042W hom 0.0682639785652703 7.5848071065275e-05 269 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene COQ2 Unknown Unknown Unknown YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0681521303926659 7.7937571747956e-05 270 Bifunctional acetohydroxyacid reductoisomerase and mtDNA binding protein; involved in branched-chain amino acid biosynthesis and maintenance of wild-type mitochondrial DNA; found in mitochondrial nucleoids mitochondrial genome maintenance|branched-chain amino acid biosynthetic process double-stranded DNA binding|ketol-acid reductoisomerase activity mitochondrial nucleoid|mitochondrion YPR146C_d YPR146C hom 0.0681499859666626 7.79781595270535e-05 271 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL203C ACK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0680264711346411 8.0349940661541e-05 272 Protein that functions upstream of Pkc1p in the cell wall integrity pathway; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS; non-tagged Ack1p is detected in purified mitochondria fungal-type cell wall organization|positive regulation of signal transduction molecular_function mitochondrion YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0678050128344439 8.81470190123209e-05 273 Copper chaperone for superoxide dismutase Sod1p; involved in oxidative stress protection; Met-X-Cys-X2-Cys motif within the N-terminal portion is involved in insertion of copper into Sod1p under conditions of copper deprivation; protein abundance increases in response to DNA replication stress intracellular copper ion transport superoxide dismutase copper chaperone activity cytosol|mitochondrial inner membrane|nucleus YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0677961429210212 8.49559597640281e-05 274 Karyopherin involved in nuclear import and export of proteins, including import of replication protein A and export of Swi6p, Far1p, and Pho4p; required for re-export of mature tRNAs after their retrograde import from the cytoplasm tRNA re-export from nucleus|protein export from nucleus protein binding|importin-alpha export receptor activity integral to membrane|nucleus|cytoplasm YGL154C LYS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0677751460769485 8.53880272211383e-05 275 Phosphopantetheinyl transferase involved in lysine biosynthesis; converts inactive apo-form of Lys2p (alpha-aminoadipate reductase) into catalytically active holo-form by posttranslational addition of phosphopantetheine lysine biosynthetic process via aminoadipic acid|protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity cytoplasm YHR070W TRM5 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0675984159775629 9.01945319910905e-05 276 tRNA(m(1)G37)methyltransferase, methylates a tRNA base adjacent to the anticodon that has a role in prevention of frameshifting; highly conserved across Archaea, Bacteria, and Eukarya tRNA methylation tRNA (guanine) methyltransferase activity nucleus|mitochondrial matrix|cytoplasm YLR114C AVL9 hom FT VESICLE-MEDIATED TRANSPORT 0.0675239495847568 9.07206428556869e-05 277 Conserved protein involved in exocytic transport from the Golgi; mutation is synthetically lethal with apl2 vps1 double mutation; member of a protein superfamily with orthologs in diverse organisms; relocalizes from bud neck to cytoplasm upon DNA replication stress post-Golgi vesicle-mediated transport molecular_function cytoplasm YNL229C URE2 hom FF|FT PROTEIN LOCALIZATION 0.0670608709068099 0.000101385142081474 278 Nitrogen catabolite repression transcriptional regulator that acts by inhibition of GLN3 transcription in good nitrogen source; has glutathione peroxidase activity and can mutate to acquire GST activity; altered form creates [URE3] prion regulation of nitrogen utilization|response to aluminum ion|protein urmylation|cytoplasmic sequestering of transcription factor glutathione peroxidase activity|phosphoprotein binding|transcription corepressor activity cytosol YGL212W VAM7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0670526726125573 0.000103295923201108 279 Vacuolar SNARE protein; functions with Vam3p in vacuolar protein trafficking; has an N-terminal PX domain (phosphoinositide-binding module) that binds PtdIns-3-P and mediates membrane binding; SNAP-25 homolog; protein abundance increases in response to DNA replication stress piecemeal microautophagy of nucleus|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity|phosphatidylinositol-3-phosphate binding SNARE complex|fungal-type vacuole membrane YGR198W YPP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|PLASMA MEMBRANE|CYTOSKELETON 0.0670178778198913 0.000104406126561164 280 Cargo-transport protein involved in endocytosis; interacts with phosphatidylinositol-4-kinase Stt4; GFP-fusion protein localizes to the cytoplasm; YGR198W is an essential gene receptor-mediated endocytosis|response to pheromone|protein targeting to vacuole molecular_function endosome|cytosol|ribosome|plasma membrane|actin cortical patch|cytoplasm YLL040C VPS13 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|GOLGI APPARATUS 0.06681488329588 0.000107520646277907 281 Protein of unknown function; heterooligomeric or homooligomeric complex; peripherally associated with membranes; involved in sporulation, vacuolar protein sorting, prospore membrane formation and protein-Golgi retention; homologous to human CHAC and COH1 which are involved in chorea acanthocytosis and Cohen syndrome, respectively protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole|ascospore-type prospore membrane assembly molecular_function endosome|mitochondrion|prospore membrane|extrinsic to membrane YGR029W ERV1 het FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0665398473444078 0.000114794777447605 282 Flavin-linked sulfhydryl oxidase of the mitochondrial intermembrane space (IMS), oxidizes Mia40p as part of a disulfide relay system that promotes IMS retention of imported proteins; ortholog of human hepatopoietin (ALR) cellular response to oxidative stress|cellular iron ion homeostasis|protein import into mitochondrial intermembrane space thiol oxidase activity|flavin-linked sulfhydryl oxidase activity mitochondrion|mitochondrial intermembrane space YKL121W_p DGR2 hom 0.0665125828073454 0.00011554061102698 283 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0664912121701899 0.000116128405391435 284 Essential t-SNARE that forms a complex with Tlg2p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds the docking complex VFT (Vps fifty-three) through interaction with Vps51p endocytosis|vesicle fusion SNAP receptor activity trans-Golgi network|SNARE complex|endosome YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0664196368872099 0.000118117663205238 285 Transcription factor that regulates the pleiotropic drug response; zinc cluster protein that is a master regulator involved in recruiting other zinc cluster proteins to pleiotropic drug response elements (PDREs) to fine tune the regulation of multidrug resistance genes; PDR1 has a paralog, PDR3, that arose from the whole genome duplication Unknown|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YML071C COG8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0662744142539442 0.00012225287017569 286 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.0661099642499371 0.000130390995292807 287 Phosphatidylinositol 4-kinase; catalyzes first step in the biosynthesis of phosphatidylinositol-4,5-biphosphate; may control cytokinesis through the actin cytoskeleton phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity trans-Golgi network|nucleus YGR163W GTR2 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|NUCLEUS|CHROMOSOME 0.0659435451814138 0.000132189460283181 288 Putative GTP binding protein that negatively regulates Ran/Tc4 GTPase cycle; activates transcription; subunit of EGO and GSE complexes; required for sorting of Gap1p; localizes to cytoplasm and to chromatin; homolog of human RagC and RagD microautophagy|positive regulation of transcription from RNA polymerase II promoter GTP binding nuclear chromatin|fungal-type vacuole membrane|integral to membrane|EGO complex|nucleus|late endosome membrane|cytoplasm YMR109W MYO5 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0659184620312789 0.000132972975271145 289 One of two type I myosins; contains proline-rich tail homology 2 (TH2) and SH3 domains; MYO5 deletion has little effect on growth, but myo3 myo5 double deletion causes severe defects in growth and actin cytoskeleton organization bipolar cellular bud site selection|endocytosis|exocytosis|fungal-type cell wall organization|response to salt stress|receptor-mediated endocytosis|actin cortical patch localization|response to osmotic stress microfilament motor activity mating projection tip|actin cortical patch YLR374C_d YLR374C hom 0.0657835892961135 0.000139812743693231 290 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF STP3/YLR375W Unknown Unknown Unknown YNL211C_p YNL211C hom FT MITOCHONDRION 0.0657766522365565 0.000137485547330036 291 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL211C is not an essential gene biological_process molecular_function mitochondrion YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0657190156537118 0.000139360511352539 292 AAA-ATPase involved in multivesicular body (MVB) protein sorting, ATP-bound Vps4p localizes to endosomes and catalyzes ESCRT-III disassembly and membrane release; ATPase activity is activated by Vta1p; regulates cellular sterol metabolism late endosome to vacuole transport via multivesicular body sorting pathway|protein retention in Golgi apparatus|intralumenal vesicle formation|protein homooligomerization|sterol metabolic process|late endosome to vacuole transport ATPase activity|protein homodimerization activity|ATP binding endosome|endoplasmic reticulum|membrane|cytoplasm YMR273C ZDS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL WALL ORG/BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|SITE OF POLARIZED GROWTH|NUCLEAR PORE 0.0654716686190571 0.000147683631027518 293 Protein with a role in regulating Swe1p-dependent polarized growth; involved in maintaining Cdc55p in the cytoplasm where it promotes mitotic entry; involved in mitotic exit through Cdc14p regulation; interacts with silencing proteins at telomeres; has a role in Bcy1p localization; implicated in mRNA nuclear export; ZDS1 has a paralog, ZDS2, that arose from the whole genome duplication mRNA export from nucleus|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|chromatin silencing|establishment of cell polarity|regulation of protein localization|cell aging protein phosphatase type 2A regulator activity incipient cellular bud site|nuclear pore|cellular bud neck|cellular bud tip|cytoplasm YJL086C_d YJL086C het FF 0.0650217811848925 0.000165518186076153 294 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL085W/EXO70 and YJL087C/TRL1 Unknown Unknown Unknown YNL084C END3 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0645591075220003 0.000182615045719086 295 EH domain-containing protein involved in endocytosis, actin cytoskeletal organization and cell wall morphogenesis; forms a complex with Sla1p and Pan1p bipolar cellular bud site selection|ascospore wall assembly|endocytosis|actin filament organization|cytokinesis|actin cortical patch assembly protein binding, bridging mating projection tip|actin cortical patch YKL144C RPC25 het FT NUCLEUS 0.0645508709935889 0.00018296307790072 296 RNA polymerase III subunit C25, required for transcription initiation; forms a heterodimer with Rpc17p; paralog of Rpb7p transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0645149744686625 0.000184487165764181 297 Processivity factor required for the ubiquitination activity of the anaphase promoting complex (APC), mediates the activity of the APC by contributing to substrate recognition; involved in cyclin proteolysis; contains a conserved DOC1 homology domain activation of mitotic anaphase-promoting complex activity|chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|cyclin catabolic process enzyme regulator activity|mitotic anaphase-promoting complex activity mitochondrion|anaphase-promoting complex YMR079W SEC14 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0643270578612581 0.000192662286060008 298 Phosphatidylinositol/phosphatidylcholine transfer protein; involved in regulating PtdIns, PtdCho, and ceramide metabolism, products of which regulate intracellular transport and UPR; has a role in localization of lipid raft proteins; functionally homologous to mammalian PITPs Golgi vesicle budding|phosphatidylinositol metabolic process|Golgi to plasma membrane protein transport|Golgi to vacuole transport|ascospore formation|Unknown|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cytosol|Golgi apparatus|Golgi membrane|cytoplasm YKL048C ELM1 hom FT CELL CYCLE|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0640766237410238 0.000205882569867405 299 Serine/threonine protein kinase that regulates cellular morphogenesis, septin behavior, and cytokinesis; required for the regulation of other kinases, such as Kin4p; forms part of the bud neck ring positive regulation of protein autophosphorylation|protein autophosphorylation|cell morphogenesis|budding cell bud growth|protein phosphorylation|response to drug|septin checkpoint|pseudohyphal growth|glucose metabolic process|axial cellular bud site selection|response to osmotic stress|cytokinesis protein serine/threonine kinase activity|protein kinase activity cellular bud neck contractile ring YJR073C OPI3 hom FF|FT LIPID METABOLISM|MITOCHONDRION 0.0640209181586957 0.000208985415732014 300 Phospholipid methyltransferase (methylene-fatty-acyl-phospholipid synthase), catalyzes the last two steps in phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidyl-N-dimethylethanolamine N-methyltransferase activity|phosphatidyl-N-methylethanolamine N-methyltransferase activity mitochondrion|integral to membrane YPR033C HTS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0638177498806289 0.00021750650529117 301 Cytoplasmic and mitochondrial histidine tRNA synthetase; efficient mitochondrial localization requires both a presequence and an amino-terminal sequence; mutations in human ortholog HARS2 are associated with Perrault syndrome histidyl-tRNA aminoacylation|mitochondrial translation aminoacyl-tRNA ligase activity mitochondrion|cytoplasm YEL062W NPR2 hom FT SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0637066359613978 0.000223583012076871 302 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; Iml1p interacts primarily with phosphorylated Npr2p; homolog of human NPRL2; target of Grr1p; required for growth on urea and proline proline transport|urea transport|regulation of TOR signaling cascade|cellular response to amino acid starvation|response to drug|cellular response to nitrogen starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YLR169W_d YLR169W hom 0.0636139363507155 0.000226885737333379 303 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YEL061C CIN8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0635910888912832 0.000228071241396908 304 Kinesin motor protein involved in mitotic spindle assembly and chromosome segregation mitotic anaphase B|microtubule depolymerization|spindle pole body separation|mitotic spindle organization in nucleus|mitotic sister chromatid segregation plus-end-directed microtubule motor activity|minus-end-directed microtubule motor activity spindle microtubule|kinesin complex|mitochondrion|condensed nuclear chromosome kinetochore|kinetochore microtubule|astral microtubule YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0635564378324069 0.000231871781631027 305 Subunit of GID complex; involved in proteasome-dependent catabolite inactivation of gluconeogenic enzymes FBPase, PEPCK, and c-MDH; forms dimer with Rmd5p that is then recruited to GID Complex by Gid8p; contains a degenerate RING finger motif needed for GID complex ubiquitin ligase activity in vivo, as well as CTLH and CRA domains; plays role in anti-apoptosis; required for survival upon exposure to K1 killer toxin negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|anti-apoptosis ubiquitin-protein ligase activity nucleus|GID complex|cytoplasm YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.0635525065670506 0.000230086394953064 306 Subunit of TORC1, a rapamycin-sensitive complex involved in growth control that contains Tor1p or Tor2p, Lst8p and Tco89p; contains four HEAT repeats and seven WD-40 repeats; may act as a scaffold protein to couple TOR and its effectors TOR signaling cascade|regulation of cell growth|cellular response to starvation ubiquitin binding TORC1 complex|fungal-type vacuole membrane|mitochondrion|plasma membrane YER041W YEN1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0634904730403256 0.000233361456104432 307 Holliday junction resolvase; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; homolog of human GEN1 and has similarity to S. cerevisiae endonuclease Rth1p DNA repair|response to DNA damage stimulus single-stranded DNA specific endodeoxyribonuclease activity|crossover junction endodeoxyribonuclease activity nucleus|cytoplasm YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0634716562343893 0.000239459547094295 308 Beta 2 subunit of the 20S proteasome; endopeptidase with trypsin-like activity that cleaves after basic residues; synthesized as a proprotein before being proteolytically processed for assembly into 20S particle; human homolog is subunit Z proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YGR035C_p YGR035C hom 0.0633721752142884 0.000239728539020043 309 Putative protein of unknown function, potential Cdc28p substrate; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance biological_process molecular_function cellular_component YCL004W PGS1 het FT LIPID METABOLISM|MITOCHONDRION 0.063358084972257 0.000240497676002821 310 Phosphatidylglycerolphosphate synthase, catalyzes the synthesis of phosphatidylglycerolphosphate from CDP-diacylglycerol and sn-glycerol 3-phosphate in the first committed and rate-limiting step of cardiolipin biosynthesis cardiolipin biosynthetic process CDP-diacylglycerol-glycerol-3-phosphate 3-phosphatidyltransferase activity mitochondrion YEL044W IES6 hom FT NUCLEUS 0.0633524794878262 0.000242357678757523 311 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions; human ortholog INO80C is a member of the human INO80 complex; implicated in DNA repair based on genetic interactions with RAD52 epistasis genes biological_process molecular_function nucleus YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0632237467947642 0.00024794783526737 312 Essential protein with distinct roles in two nuclear pore subcomplexes; catalyzes its own proteolytic cleavage in vivo to generate a C-terminal fragment that is a structural component of the Nup84p subcomplex (with roles in NPC biogenesis and localization of genes to the nuclear periphery), and an N-terminal fragment that is one of several FG-nucleoporins within the NPC central core directly responsible for nucleocytoplasmic transport; homologous to human NUP98 double-strand break repair|poly(A)+ mRNA export from nucleus|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|tRNA export from nucleus|protein targeting to nuclear inner membrane|telomere tethering at nuclear periphery|nuclear pore distribution|positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|protein import into nucleus nucleocytoplasmic transporter activity|RNA binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore|nuclear pore outer ring YLL036C PRP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.063177954492489 0.000250536463258647 313 Splicing factor associated with the spliceosome; contains a U-box, a motif found in a class of ubiquitin ligases, and a WD40 domain generation of catalytic spliceosome for first transesterification step ubiquitin-protein ligase activity|first spliceosomal transesterification activity mitochondrion|nucleus|Prp19 complex|cytoplasm|U2-type catalytic step 1 spliceosome YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0629295523159592 0.000265025696251333 314 Protein involved in establishment of cell polarity and bud emergence; interacts with the Rho1p small GTP-binding protein and with the Rho-type GTPase Cdc42p; involved in maintenance of proper telomere length establishment of cell polarity|Rho protein signal transduction|actin cytoskeleton organization molecular_function nucleus|cytoplasm YAL015C NTG1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0628885839624664 0.000267489509044375 315 DNA N-glycosylase and apurinic/apyrimidinic (AP) lyase; involved in base excision repair; acts in both nucleus and mitochondrion; creates a double-strand break at mtDNA origins that stimulates replication in response to oxidative stress; NTG1 has a paralog, NTG2, that arose from the whole genome duplication DNA repair|cellular response to oxidative stress|base-excision repair|base-excision repair, AP site formation|positive regulation of mitochondrial DNA replication oxidized pyrimidine nucleobase lesion DNA N-glycosylase activity|oxidized purine nucleobase lesion DNA N-glycosylase activity|DNA-(apurinic or apyrimidinic site) lyase activity mitochondrion|nucleus YDL150W RPC53 het FF|FT NUCLEUS 0.0627430766619455 0.000276414797064583 316 RNA polymerase III subunit C53 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YLR015W BRE2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0627387884575223 0.000276682015904377 317 Subunit of COMPASS (Set1C) complex, which methylates Lys4 of histone H3 and functions in silencing at telomeres; has a C-terminal Sdc1 Dpy-30 Interaction (SDI) domain that mediates binding to Sdc1p; similar to trithorax-group protein ASH2L histone H3-K4 methylation|telomere maintenance|histone H3-K4 trimethylation|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0626004238375603 0.000285435189394601 318 DnaJ-like chaperone required for nuclear membrane fusion during mating, localizes to the ER membrane; exhibits genetic interactions with KAR2 karyogamy involved in conjugation with cellular fusion|ER-associated protein catabolic process|protein folding in endoplasmic reticulum unfolded protein binding|chaperone binding endoplasmic reticulum|nuclear outer membrane-endoplasmic reticulum membrane network YPR070W MED1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0624291679433039 0.000296628301647941 319 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.0624074247425644 0.00029807845693744 320 Conserved NADPH oxidoreductase containing flavin mononucleotide (FMN); responsible for geraniol reduction into citronellol during fermentation; homologous to Oye3p with different ligand binding and catalytic properties; may be involved in sterol metabolism, oxidative stress response, and programmed cell death; protein abundance increases in response to DNA replication stress apoptotic process NADPH dehydrogenase activity mitochondrion|nucleus|cytoplasm YOL144W NOP8 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0621928383089624 0.000316004062911868 321 Nucleolar protein required for 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.062141882096231 0.000316332573215822 322 Alpha' catalytic subunit of casein kinase 2 (CK2); CK2 is a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; protein abundance increases in response to DNA replication stress; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|chronological cell aging|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity protein kinase CK2 complex|UTP-C complex YLR200W YKE2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0620718463637579 0.000321318469664484 323 Subunit of the heterohexameric Gim/prefoldin protein complex involved in the folding of alpha-tubulin, beta-tubulin, and actin protein folding|tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YPL202C AFT2 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0620588036812728 0.000322920033303923 324 Iron-regulated transcriptional activator; activates genes involved in intracellular iron use and required for iron homeostasis and resistance to oxidative stress; AFT2 has a paralog, AFT1, that arose from the whole genome duplication cellular response to oxidative stress|cellular iron ion homeostasis|positive regulation of transcription from RNA polymerase II promoter in response to iron ion starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription mitochondrion|nucleus YNL070W TOM7 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.062040002906858 0.000323609659458485 325 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YLR461W PAU4 hom 0.0617673582938873 0.000343862048106093 326 Member of the seripauperin multigene family encoded mainly in subtelomeric regions; active during alcoholic fermentation, regulated by anaerobiosis, negatively regulated by oxygen, repressed by heme biological_process molecular_function cellular_component YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0614816093464693 0.00037008462572339 327 Type II CAAX prenyl protease involved in the proteolysis and maturation of Ras and the a-factor mating pheromone CAAX-box protein processing|peptide pheromone maturation|protein processing metalloendopeptidase activity integral to endoplasmic reticulum membrane|integral to membrane YML097C VPS9 hom FF|FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0612504886171273 0.000385547337116572 328 A guanine nucleotide exchange factor involved in vesicle-mediated vacuolar protein transport; specifically stimulates the intrinsic guanine nucleotide exchange activity of Vps21p/Rab5: similar to mammalian ras inhibitors; binds ubiquitin vacuole inheritance|protein targeting to vacuole ubiquitin binding|guanyl-nucleotide exchange factor activity cytosol YNR006W VPS27 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0611258622250189 0.00040268411181501 329 Endosomal protein that forms a complex with Hse1p; required for recycling Golgi proteins, forming lumenal membranes and sorting ubiquitinated proteins destined for degradation; has Ubiquitin Interaction Motifs which bind ubiquitin (Ubi4p) protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding|phosphatidylinositol-3-phosphate binding endosome|ESCRT-0 complex YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0610639934471202 0.000404130600014263 330 Third subunit of DNA polymerase delta, involved in chromosomal DNA replication; required for error-prone DNA synthesis in the presence of DNA damage and processivity; interacts with Hys2p, PCNA (Pol30p), and Pol1p RNA-dependent DNA replication|lagging strand elongation|postreplication repair|base-excision repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|double-strand break repair via break-induced replication|leading strand elongation DNA-directed DNA polymerase activity|single-stranded DNA specific 3'-5' exodeoxyribonuclease activity delta DNA polymerase complex|nucleus YJR125C ENT3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|CYTOSKELETON 0.0608273720199572 0.000423136755362543 331 Protein containing an N-terminal epsin-like domain involved in clathrin recruitment and traffic between the Golgi and endosomes; associates with the clathrin adaptor Gga2p late endosome to vacuole transport via multivesicular body sorting pathway|early endosome to Golgi transport|actin filament organization|endocytosis|actin cortical patch assembly|Golgi to endosome transport protein binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding clathrin vesicle coat|actin cortical patch YPR190C RPC82 het FT NUCLEUS 0.0608052302952391 0.000426039249105687 332 RNA polymerase III subunit C82 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YKL160W ELF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0606213362653573 0.000443528287819349 333 Transcription elongation factor that contains a conserved zinc finger domain; implicated in the maintenance of proper chromatin structure in actively transcribed regions; deletion inhibits Brome mosaic virus (BMV) gene expression regulation of transcription by chromatin organization|transcription elongation from RNA polymerase II promoter RNA polymerase II core binding transcription elongation factor complex|nucleus YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.0603658759704093 0.000476335509532843 334 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; gene exhibits synthetic genetic interaction with MSS4 signal transduction|microautophagy phosphatidylinositol-3,4-bisphosphate binding fungal-type vacuole membrane|EGO complex|late endosome membrane|cytoplasm YGL049C TIF4632 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0602660005631422 0.000478301207393922 335 Translation initiation factor eIF4G, subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); associates with the poly(A)-binding protein Pab1p, also interacts with eIF4A (Tif1p); TIF4632 has a paralog, TIF4631, that arose from the whole genome duplication translational initiation|stress granule assembly translation initiation factor binding|mRNA binding|translation initiation factor activity eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0601855918548779 0.000486730726706438 336 Regulatory subunit of protein phosphatase PP4; presence of Psy4p in the PP4 complex (along with catalytic subunit Pph3p and Psy2p) is required for dephosphorylation of the histone variant H2AX, but not for dephosphorylation of Rad53p, during recovery from the DNA damage checkpoint; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; required for cisplatin resistance; homolog of mammalian R2 Unknown|protein dephosphorylation protein phosphatase regulator activity nucleus|cytoplasm YBR082C UBC4 hom FT PROTEOLYSIS 0.0601659845000207 0.000488807130454413 337 Ubiquitin-conjugating enzyme (E2); mediates degradation of abnormal or excess proteins, including calmodulin and histone H3; interacts with many SCF ubiquitin protein ligases; component of the cellular stress response; UBC4 has a paralog, UBC5, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein monoubiquitination|protein polyubiquitination|protein ubiquitination|response to stress ubiquitin binding|ubiquitin-protein ligase activity proteasome complex YFL025C BST1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0601570073469364 0.000500346523721004 338 GPI inositol deacylase of the ER that negatively regulates COPII vesicle formation, prevents production of vesicles with defective subunits, required for proper discrimination between resident ER proteins and Golgi-bound cargo molecules protein retention in ER lumen|vesicle organization|ER-associated protein catabolic process|ER to Golgi vesicle-mediated transport|GPI anchor metabolic process phosphatidylinositol deacylase activity integral to membrane|endoplasmic reticulum YDR455C_d YDR455C hom FF 0.0601487757006733 0.000490636329660402 339 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YDR456W Unknown Unknown Unknown YJL052W TDH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0599491740795321 0.000514306919575745 340 Glyceraldehyde-3-phosphate dehydrogenase, isozyme 1; involved in glycolysis and gluconeogenesis; tetramer that catalyzes the reaction of glyceraldehyde-3-phosphate to 1,3 bis-phosphoglycerate; detected in the cytoplasm and cell wall; protein abundance increases in response to DNA replication stress gluconeogenesis|glycolysis glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity mitochondrion|fungal-type cell wall|lipid particle|plasma membrane|cytoplasm YDL071C_d YDL071C hom 0.0598614619587504 0.000526172394545524 341 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF BDF2/YDL070W Unknown Unknown Unknown YDL076C RXT3 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0598358209662608 0.000525035104041354 342 Subunit of the RPD3L complex; involved in histone deacetylation; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase I promoter molecular_function Rpd3L-Expanded complex|nucleus|Rpd3L complex YOL108C INO4 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0596652010288836 0.000544722478279811 343 Transcription factor required for derepression of inositol-choline-regulated genes involved in phospholipid synthesis; forms a complex, with Ino2p, that binds the inositol-choline-responsive element through a basic helix-loop-helix domain phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YLL029W FRA1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS 0.0596364019037169 0.000551266168285029 344 Protein involved in negative regulation of transcription of iron regulon; forms an iron independent complex with Fra2p, Grx3p, and Grx4p; cytosolic; mutant fails to repress transcription of iron regulon and is defective in spore formation negative regulation of transcription from RNA polymerase II promoter in response to iron molecular_function cytosol|cytoplasm YCL005W LDB16 hom FT MITOCHONDRION 0.0595288901433705 0.000560942696530541 345 Protein of unknown function; null mutants have decreased net negative cell surface charge; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS; native protein is detected in purified mitochondria biological_process molecular_function mitochondrion|lipid particle YGR157W CHO2 hom FT LIPID METABOLISM 0.0594918855288441 0.000575194297450129 346 Phosphatidylethanolamine methyltransferase (PEMT), catalyzes the first step in the conversion of phosphatidylethanolamine to phosphatidylcholine during the methylation pathway of phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidylethanolamine N-methyltransferase activity integral to membrane|endoplasmic reticulum YLR357W RSC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0594014324064575 0.000576515163913648 347 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; involved in telomere maintenance ATP-dependent chromatin remodeling|chromosome segregation|nucleosome disassembly|plasmid maintenance|sister chromatid cohesion|double-strand break repair via nonhomologous end joining|transcription elongation from RNA polymerase II promoter|double-strand break repair via homologous recombination DNA translocase activity RSC complex YKL203C TOR2 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0593947311449301 0.000577344937247906 348 PIK-related protein kinase and rapamycin target; subunit of TORC1, a complex that regulates growth in response to nutrients and TORC2, a complex that regulates cell-cycle dependent polarization of the actin cytoskeleton; involved in meiosis; TOR2 has a paralog, TOR1, that arose from the whole genome duplication G1 phase of mitotic cell cycle|regulation of cell cycle|actin filament reorganization involved in cell cycle|positive regulation of endocytosis|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity|Rho protein signal transduction|ribosome biogenesis|signal transduction|TOR signaling cascade|cytoskeleton organization|negative regulation of autophagy protein binding|protein serine/threonine kinase activity TORC1 complex|TORC2 complex|mitochondrion|fungal-type vacuole membrane|extrinsic to internal side of plasma membrane|plasma membrane|cytoplasm YGR113W DAM1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.059378407405155 0.000582677145762852 349 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; Ipl1p target for regulating kinetochore-MT attachments mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle midzone|DASH complex|condensed nuclear chromosome kinetochore|kinetochore microtubule|spindle YLR322W_d VPS65 hom 0.0593703316694395 0.000605105130915708 350 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 75% of ORF overlaps the verified gene SFH1; deletion causes a vacuolar protein sorting defect and blocks anaerobic growth Unknown Unknown Unknown YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.0593364412182182 0.000587941368026477 351 Cis-golgi GTPase-activating protein (GAP) for the Rab family members Ypt1p (in vivo) and for Ypt1p, Sec4p, Ypt7p, and Ypt51p (in vitro); involved in vesicle docking and fusion vesicle-mediated transport Rab GTPase activator activity mitochondrion|Golgi apparatus YEL042W GDA1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0593283680818452 0.00058562245966224 352 Guanosine diphosphatase located in the Golgi, involved in the transport of GDP-mannose into the Golgi lumen by converting GDP to GMP after mannose is transferred its substrate protein glycosylation guanosine-diphosphatase activity|uridine-diphosphatase activity Golgi apparatus YML086C ALO1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0593218858797394 0.00058643688323935 353 D-Arabinono-1,4-lactone oxidase, catalyzes the final step in biosynthesis of dehydro-D-arabinono-1,4-lactone, which is protective against oxidative stress cellular response to oxidative stress|dehydro-D-arabinono-1,4-lactone biosynthetic process D-arabinono-1,4-lactone oxidase activity mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YMR073C IRC21 hom FF 0.059300407804511 0.000598129123630633 354 Putative protein of unknown function; may be involved in resistance to carboplatin and cisplatin; null mutant displays increase in spontaneous Rad52p foci; contains a lipid-binding domain and binds cardiolipin in a large-scale study response to drug molecular_function cytoplasm YIL075C RPN2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0592617148550806 0.000596296742016608 355 Subunit of the 26S proteasome; substrate of the N-acetyltransferase Nat1p; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process endopeptidase activity|protein binding, bridging proteasome regulatory particle, base subcomplex|nucleus|proteasome storage granule YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0591192032278192 0.00061359318514151 356 Rab family GTPase; involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; YPT31 has a paralog, YPT32, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity mitochondrial outer membrane|endosome|Golgi apparatus YKR001C VPS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|PEROXISOME ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0587827010859729 0.000669107232913016 357 Dynamin-like GTPase required for vacuolar sorting; also involved in actin cytoskeleton organization, endocytosis, late Golgi-retention of some proteins, regulation of peroxisome biogenesis vacuolar transport|peroxisome fission|endocytosis|actin cytoskeleton organization|protein retention in Golgi apparatus|peroxisome organization|lipid tube assembly|protein targeting to vacuole GTPase activity mitochondrial outer membrane|fungal-type vacuole membrane|peroxisome|actin cortical patch YLR005W SSL1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0586118718061037 0.000686103030705077 358 Component of the core form of RNA polymerase transcription factor TFIIH, which has both protein kinase and DNA-dependent ATPase/helicase activities and is essential for transcription and nucleotide excision repair; interacts with Tfb4p phosphorylation of RNA polymerase II C-terminal domain|translational initiation|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YBR245C ISW1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0585155049677342 0.000696383652092434 359 ATPase subunit of imitation-switch (ISWI) class chromatin remodelers; ATPase; forms a complex with Ioc3p (Isw1a), and a complex with Ioc2p and Ioc4p (Isw1b); Isw1a and Isw1b have partially overlapping and distinct roles, Isw1a involved in repression of transcription initiation and Isw1b involved in regulation of transcription elongation; Isw1b recruited to open reading frames by H3K36 methylation and acts with Chd1p to prevent trans-histone exchange over coding regions termination of RNA polymerase I transcription|nucleosome positioning|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|regulation of transcriptional start site selection at RNA polymerase II promoter|heterochromatin maintenance involved in chromatin silencing|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter nucleosome binding|ATPase activity|rDNA binding|DNA binding ISW1 complex|nucleolar chromatin YPR004C AIM45 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0584496358064621 0.000706162584739642 360 Putative ortholog of mammalian electron transfer flavoprotein complex subunit ETF-alpha; interacts with frataxin, Yfh1p; null mutant displays elevated frequency of mitochondrial genome loss; may have a role in oxidative stress response biological_process molecular_function mitochondrion YLR332W MID2 hom FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0584355534111191 0.00070826973781529 361 O-glycosylated plasma membrane protein that acts as a sensor for cell wall integrity signaling and activates the pathway; interacts with Rom2p, a guanine nucleotide exchange factor for Rho1p, and with cell integrity pathway protein Zeo1p UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|cell morphogenesis involved in conjugation|response to acid|response to osmotic stress transmembrane signaling receptor activity integral to plasma membrane|mating projection tip YER019C-A SBH2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0583152018393408 0.000733208894731531 362 Ssh1p-Sss1p-Sbh2p complex component, involved in protein translocation into the endoplasmic reticulum; homologous to Sbh1p SRP-dependent cotranslational protein targeting to membrane ARF guanyl-nucleotide exchange factor activity Ssh1 translocon complex YFL032W_d YFL032W hom 0.0581638270233253 0.000750089264351623 363 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene HAC1/YFL031W; YFL032W is not an essential gene Unknown Unknown Unknown YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0581346618109783 0.000754711558601106 364 SUMO E3 ligase, catalyzes the covalent attachment of SUMO (Smt3p) to proteins; primary E3 ligase for Sir4p; sumoylates Yku70p/Yku80p and Sir4p in vivo to promote chromatin anchoring; promotes telomere anchoring to the nuclear envelope; involved in maintenance of proper telomere length protein sumoylation|chromosome segregation|chromosome condensation SUMO ligase activity nuclear chromatin|nucleus|cytoplasm YPL124W SPC29 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0580316426400004 0.000771251177756898 365 Inner plaque spindle pole body (SPB) component, links the central plaque component Spc42p to the inner plaque component Spc110p; required for SPB duplication microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body YGL095C VPS45 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0578642025234102 0.000803195163207563 366 Protein of the Sec1p/Munc-18 family, essential for vacuolar protein sorting; required for the function of Pep12p and the early endosome/late Golgi SNARE Tlg2p; essential for fusion of Golgi-derived vesicles with the prevacuolar compartment vacuole inheritance|CVT pathway|positive regulation of SNARE complex assembly|Golgi vesicle fusion to target membrane|Golgi to vacuole transport|vacuole organization|vacuolar acidification|protein targeting to vacuole|Golgi to endosome transport unfolded protein binding|SNARE binding cytosol|SNARE complex|Golgi membrane|extrinsic to membrane YLR358C_p YLR358C hom 0.0577840251759049 0.000818269506741344 367 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps ORF RSC2/YLR357W biological_process molecular_function cellular_component YGR186W TFG1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0576729808110296 0.000831494078014178 368 TFIIF (Transcription Factor II) largest subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP74 transcription initiation from RNA polymerase II promoter|transcriptional start site selection at RNA polymerase II promoter|dephosphorylation of RNA polymerase II C-terminal domain|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter|regulation of protein serine/threonine phosphatase activity core RNA polymerase II binding transcription factor activity|protein phosphatase activator activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YJL120W_d YJL120W hom FF 0.0576693148970879 0.00083213175794266 369 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL121C/RPE1; deletion confers sensitivity to GSAO Unknown Unknown Unknown YPL166W ATG29 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0576393150666121 0.000840376889676438 370 Autophagy-specific protein; required for recruiting other ATG proteins to the pre-autophagosomal structure (PAS); interacts with Atg17p and localizas to the PAS in a manner interdependent with Atg17p and Cis1p; not conserved; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy molecular_function pre-autophagosomal structure|cytoplasm YGL027C CWH41 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0575724571395383 0.000849145168333395 371 Processing alpha glucosidase I, ER type II integral membrane N-glycoprotein involved in assembly of cell wall beta 1,6 glucan and asparagine-linked protein glycosylation; also involved in ER protein quality control and sensing of ER stress fungal-type cell wall biogenesis|protein N-linked glycosylation mannosyl-oligosaccharide glucosidase activity endoplasmic reticulum membrane YLR379W_d YLR379W het 0.0574861823291004 0.000864570611396042 372 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential ORF SEC61/YLR378C Unknown Unknown Unknown YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0573431187873793 0.000892306995561491 373 Protein involved in pre-mRNA splicing; component of the pre-spliceosome; associates with U2 snRNA; involved in ER to Golgi transport spliceosomal complex assembly|mRNA splicing, via spliceosome U2 snRNA binding U2 snRNP|U2-type prespliceosome YFL034W_p YFL034W hom 0.0573100807186188 0.000901653694433756 374 Putative integral membrane protein that interacts with Rpp0p, which is a component of the ribosomal stalk biological_process molecular_function integral to membrane YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0572285717877284 0.000912189034558732 375 Subunit of the Sec61p translocation complex (Sec61p-Sss1p-Sbh1p) that forms a channel for passage of secretory proteins through the endoplasmic reticulum membrane, and of the Ssh1p complex (Ssh1p-Sbh2p-Sss1p); interacts with Ost4p and Wbp1p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation structural molecule activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex|Ssh1 translocon complex YEL056W HAT2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0572158240837976 0.000914607336533282 376 Subunit of the Hat1p-Hat2p histone acetyltransferase complex; required for high affinity binding of the complex to free histone H4, thereby enhancing Hat1p activity; similar to human RbAp46 and 48; has a role in telomeric silencing histone acetylation|chromatin assembly or disassembly|chromatin silencing at telomere histone acetyltransferase activity|histone binding histone acetyltransferase complex|nucleus|cytoplasm YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0571252123232105 0.000931968703189182 377 Putative mitochondrial transport protein; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; the authentic, non-tagged protein is detected in purified mitochondria transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YKR029C SET3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0570644753078147 0.00094377633198983 378 Defining member of the SET3 histone deacetylase complex which is a meiosis-specific repressor of sporulation genes; necessary for efficient transcription by RNAPII; one of two yeast proteins that contains both SET and PHD domains; SET3 has a paralog, SET4, that arose from the whole genome duplication negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation methylated histone residue binding Rpd3L-Expanded complex|Set3 complex YOR029W_d YOR029W hom 0.0568130117281799 0.00099415135456399 379 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0567997387150772 0.000996878216314647 380 Protein involved in regulating the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target; inhibited by Npr1p-mediated phosphorylation, which affects translocation between the cytosol and the plasma membrane; null mutant has reduced affinity for alcian blue dye ubiquitin-dependent endocytosis ubiquitin protein ligase binding cytosol|Golgi apparatus|plasma membrane|clathrin-coated vesicle|cytoplasm YKR035C_d OPI8 hom 0.0567062273943185 0.00102516645691815 381 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene DID2/YKR035W-A Unknown Unknown Unknown YER119C-A_d YER119C-A hom FF 0.0564826011395265 0.00106412677095034 382 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation blocks replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene SCS2 Unknown Unknown Unknown YPL120W VPS30 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.056333575362875 0.0010990420943207 383 Subunit of phosphatidylinositol (PtdIns) 3-kinase complexes I and II; Complex I is essential in autophagy and Complex II is required for vacuolar protein sorting; required for overflow degradation of misfolded proteins when ERAD is saturated; ortholog of the higher eukaryotic gene Beclin 1 phosphatidylinositol biosynthetic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|retrograde transport, endosome to Golgi|macroautophagy|CVT pathway|late endosome to vacuole transport 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|extrinsic to membrane|cytoplasm YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.056242683750798 0.00111776164175163 384 Glycerol 3-phosphate/dihydroxyacetone phosphate dual substrate-specific sn-1 acyltransferase of the glycerolipid biosynthesis pathway, prefers 16-carbon fatty acids, similar to Gpt2p, gene is constitutively transcribed phospholipid biosynthetic process glycerol-3-phosphate O-acyltransferase activity|glycerone-phosphate O-acyltransferase activity integral to membrane|endoplasmic reticulum YMR110C HFD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0561218294338222 0.00114571550759872 385 Hexadecenal dehydrogenase; involved in the conversion of sphingosine 1-phosphate breakdown product hexadecenal to hexadecenoic acid; located in the mitochondrial outer membrane and also in lipid particles; has similarity to ALDH3A2, a human fatty aldehyde dehydrogenase (FALDH) mutated in Sjogren-Larsson syndrome, a neurocutaneous disorder cellular aldehyde metabolic process 3-chloroallyl aldehyde dehydrogenase activity mitochondrial outer membrane|endosome|mitochondrion|lipid particle|integral to mitochondrial outer membrane YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0561009753729417 0.00115060394420448 386 Cytosolic aldehyde dehydrogenase, activated by Mg2+ and utilizes NADP+ as the preferred coenzyme; required for conversion of acetaldehyde to acetate; constitutively expressed; locates to the mitochondrial outer surface upon oxidative stress response to salt stress|NADPH regeneration|acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity cytosol|mitochondrion YDR439W LRS4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0560557023624644 0.00116128286486713 387 Nucleolar protein that forms a complex with Csm1p, and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation rDNA condensation|chromatin silencing at rDNA|homologous chromosome segregation|protein localization to nucleolar rDNA repeats molecular_function nucleolus|nucleus|monopolin complex YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0559996359438091 0.00118465923106133 388 Cis-prenyltransferase involved in dolichol synthesis; participates in endoplasmic reticulum (ER) protein sorting dolichol biosynthetic process|protein glycosylation|ER to Golgi vesicle-mediated transport dehydrodolichyl diphosphate synthase activity|prenyltransferase activity endoplasmic reticulum YLR324W PEX30 hom FF|FT PEROXISOME ORGANIZATION 0.055985598008228 0.0011779997413856 389 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome number; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|peroxisome|integral to peroxisomal membrane YLR418C CDC73 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0558989818678171 0.00119896086772053 390 Component of the Paf1p complex; binds to and modulates the activity of RNA polymerases I and II; required for expression of certain genes, modification of some histones, and telomere maintenance; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay; protein abundance increases in response to DNA replication stress transcription elongation from RNA polymerase I promoter|negative regulation of DNA recombination|mRNA 3'-end processing|recruitment of 3'-end processing factors to RNA polymerase II holoenzyme complex|positive regulation of transcription elongation from RNA polymerase II promoter|Unknown|regulation of transcription-coupled nucleotide-excision repair|transcription elongation from RNA polymerase II promoter chromatin binding|TFIIF-class binding transcription factor activity|RNA polymerase II core binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|transcriptionally active chromatin|Cdc73/Paf1 complex YLR201C COQ9 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0558896244443045 0.00120124586217716 391 Protein required for ubiquinone (coenzyme Q) biosynthesis and respiratory growth; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|mitochondrial inner membrane YPR064W_d YPR064W hom 0.0556877311492341 0.00125153623920547 392 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL062W_d YPL062W hom 0.0555128184645591 0.00130537121125756 393 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPL062W is not an essential gene; homozygous diploid mutant shows a decrease in glycogen accumulation Unknown Unknown Unknown YPL269W KAR9 hom FT NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0553839133107804 0.00133755095803248 394 Karyogamy protein required for correct positioning of the mitotic spindle and for orienting cytoplasmic microtubules, localizes at the shmoo tip in mating cells and at the tip of the growing bud in small-budded cells through anaphase nuclear migration along microtubule|establishment of spindle localization molecular_function cell cortex|spindle pole body|mating projection tip YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0552002604556467 0.00140877497212204 395 UDP-GlcNAc-binding and catalytic subunit of the enzyme that mediates the first step in glycosylphosphatidylinositol (GPI) biosynthesis, mutations cause defects in transcription and in biogenesis of cell wall proteins GPI anchor biosynthetic process UDP-glycosyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|endoplasmic reticulum YAR003W SWD1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0551840254163643 0.00138559718259347 396 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres; WD40 beta propeller superfamily member with similarity to mammalian Rbbp7 histone H3-K4 methylation|telomere maintenance|regulation of transcription, DNA-dependent|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YLR238W FAR10 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.055122765821401 0.00140277465391656 397 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far11p; potential Cdc28p substrate re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YHL037C_d YHL037C hom 0.0551028507568781 0.00140840106493831 398 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR226W ADK1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0550600233102099 0.00142057121282326 399 Adenylate kinase, required for purine metabolism; localized to the cytoplasm and the mitochondria; lacks cleavable signal sequence; protein abundance increases in response to DNA replication stress ADP biosynthetic process|DNA replication initiation|nucleotide metabolic process adenylate kinase activity mitochondrion|mitochondrial intermembrane space|cytoplasm YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0549522363127902 0.00145163085281815 400 ER protein with chaperone and co-chaperone activity, involved in retention of resident ER proteins; has a role in recognizing proteins targeted for ER-associated degradation (ERAD), member of the protein disulfide isomerase family protein retention in ER lumen|ER-associated protein catabolic process unfolded protein binding|protein disulfide isomerase activity|chaperone binding endoplasmic reticulum membrane YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.0549519653475241 0.00145170971581549 401 Glycosylated integral membrane protein localized to the plasma membrane; plays a role in fructose-1,6-bisphosphatase (FBPase) degradation; involved in FBPase transport from the cytosol to Vid (vacuole import and degradation) vesicles vacuolar protein catabolic process molecular_function integral to plasma membrane YNR065C_p YNR065C hom 0.0547739100959342 0.0015043936751683 402 Protein of unknown function; protein-protein interactions suggest a possible role in actin patch formation; YNR065C is not an essential gene biological_process molecular_function integral to membrane YLR172C DPH5 hom 0.0547267245490254 0.00152608343760904 403 Methyltransferase required for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); not essential for viability; GFP-Dph5p fusion protein localizes to the cytoplasm peptidyl-diphthamide biosynthetic process from peptidyl-histidine diphthine synthase activity cytoplasm YPL220W RPL1A hom FT TRANSLATION|RIBOSOME 0.0546978586672024 0.00152742822515626 404 Ribosomal 60S subunit protein L1A; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1A has a paralog, RPL1B, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YKR072C SIS2 hom FF|FT CELL CYCLE|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0546801314285411 0.00154284376119522 405 Negative regulatory subunit of protein phosphatase 1 Ppz1p and also a subunit of the phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis regulation of mitotic cell cycle|response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex|nucleus|cytoplasm YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0546010678952448 0.00155721391241091 406 Seipin protein involved in lipid droplet morphology, number, and size; proposed to be involved in lipid metabolism; related to the human BSCL2 which is associated with lipodystrophy lipid particle organization molecular_function integral to membrane|endoplasmic reticulum|cortical endoplasmic reticulum YER114C BOI2 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0545292657848948 0.00157965416437016 407 Protein implicated in polar growth, functionally redundant with Boi1p; interacts with bud-emergence protein Bem1p; contains an SH3 (src homology 3) domain and a PH (pleckstrin homology) domain; BOI2 has a paralog, BOI1, that arose from the whole genome duplication cytokinesis, completion of separation|establishment of cell polarity|budding cell apical bud growth|Rho protein signal transduction phospholipid binding site of polarized growth|cellular bud|cellular bud neck YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0545096170095548 0.00158584663211571 408 Alpha subunit of the capping protein heterodimer (Cap1p and Cap2p); capping protein (CP) binds to the barbed ends of actin filaments preventing further polymerization; localized predominantly to cortical actin patches; protein increases in abundance and relocalizes from bud neck to plasma membrane upon DNA replication stress barbed-end actin filament capping actin filament binding actin filament|F-actin capping protein complex|mating projection tip|actin cortical patch YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0542380377308121 0.00167912503204297 409 Nuclear response regulator and transcription factor; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; part of a branched two-component signaling system; required for optimal induction of heat-shock genes in response to oxidative stress; involved in osmoregulation; SKN7 has a paralog, HMS2, that arose from the whole genome duplication response to singlet oxygen|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|transcription, DNA-dependent|response to osmotic stress|regulation of cell size sequence-specific DNA binding|two-component response regulator activity|sequence-specific DNA binding transcription factor activity nucleus YOR051C ETT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0542359759160676 0.00167444061555675 410 Nuclear protein that inhibits replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts; deletion increases stop codon readthrough translational termination molecular_function nucleus YPR199C ARR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0541848823319086 0.00169147854712358 411 Transcriptional activator of the basic leucine zipper (bZIP) family, required for transcription of genes involved in resistance to arsenic compounds positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YML106W URA5 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0541437109891824 0.00170532357247649 412 Major orotate phosphoribosyltransferase (OPRTase) isozyme; catalyzes the fifth enzymatic step in de novo biosynthesis of pyrimidines, converting orotate into orotidine-5'-phosphate; URA5 has a paralog, URA10, that arose from the whole genome duplication 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine ribonucleoside biosynthetic process orotate phosphoribosyltransferase activity nucleus|cytoplasm YGL005C COG7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0540653129280798 0.00175696747125651 413 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function mitochondrion|Golgi transport complex YPL063W TIM50 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0539538234261461 0.00177053706022499 414 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); acts as receptor for the TIM23 complex guiding incoming precursors from the TOM complex; may control the gating of the Tim23p-Tim17p channel protein import into mitochondrial matrix mitochondrion targeting sequence binding|protein channel activity mitochondrion|mitochondrial inner membrane presequence translocase complex YDL023C_d YDL023C hom 0.0538970123395167 0.00179048858565399 415 Dubious open reading frame, unlikely to encode a protein; not conserved in other Saccharomyces species; overlaps the verified gene GPD1; deletion confers sensitivity to GSAO; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YLR020C YEH2 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0538113004887759 0.00182098095440476 416 Steryl ester hydrolase, catalyzes steryl ester hydrolysis at the plasma membrane; involved in sterol metabolism cell wall mannoprotein biosynthetic process|sterol metabolic process sterol esterase activity integral to membrane|plasma membrane YDL074C BRE1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0536369048873796 0.00188450061897815 417 E3 ubiquitin ligase, forms heterodimer with Rad6p to monoubiquinate histone H2B-K123, which is required for the subsequent methylation of histone H3-K4 and H3-K79; required for DSBR, transcription, silencing, and checkpoint control mitotic cell cycle G1/S transition DNA damage checkpoint|intra-S DNA damage checkpoint|meiotic DNA double-strand break formation|histone monoubiquitination|double-strand break repair via homologous recombination|transcription from RNA polymerase II promoter|chromatin silencing at telomere ubiquitin-protein ligase activity nuclear chromatin YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0533954951256954 0.00197578833211998 418 Beta-adaptin subunit of the clathrin-associated protein (AP-1) complex; binds clathrin; involved in clathrin-dependent Golgi protein sorting; protein abundance increases in response to DNA replication stress Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YML034C-A_d YML034C-A hom 0.0531086302699768 0.00208953186307503 419 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAL024C LTE1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.0531049497867184 0.00212347399591557 420 Protein similar to GDP/GTP exchange factors but without detectable GEF activity; required for asymmetric localization of Bfa1p at daughter-directed spindle pole bodies and for mitotic exit at low temperatures regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint|vesicle-mediated transport guanyl-nucleotide exchange factor activity cellular bud YGL168W HUR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0529911193078568 0.00213783508200428 421 Protein of unknown function; reported null mutant phenotype of hydroxyurea sensitivity may be due to effects on overlapping PMR1 gene DNA replication molecular_function cellular_component YGL244W RTF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0527206438150621 0.00225292774094581 422 Subunit of RNAPII-associated chromatin remodeling Paf1 complex; regulates gene expression by directing cotranscriptional histone modification, influences transcription and chromatin structure through several independent functional domains; directly or indirectly regulates DNA-binding properties of Spt15p and relative activities of different TATA elements; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay mRNA 3'-end processing|snoRNA transcription from an RNA polymerase II promoter|regulation of chromatin silencing at telomere|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter|regulation of histone H3-K4 methylation|regulation of transcription-coupled nucleotide-excision repair|negative regulation of transcription from RNA polymerase II promoter|recruitment of 3'-end processing factors to RNA polymerase II holoenzyme complex|global genome nucleotide-excision repair|snoRNA 3'-end processing|Unknown|transcription elongation from RNA polymerase II promoter RNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|transcriptionally active chromatin|Cdc73/Paf1 complex YNL106C INP52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0526933837681003 0.00228208695234151 423 Polyphosphatidylinositol phosphatase, dephosphorylates a number of phosphatidylinositols (PIs) to PI; involved in endocytosis; hyperosmotic stress causes translocation to actin patches; synaptojanin-like protein with a Sac1 domain phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mating projection tip|cytoplasm|actin cortical patch YLR105C SEN2 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0526891228915136 0.00229090721422462 424 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p; Sen2p contains the active site for tRNA 5' splice site cleavage and has similarity to Sen34p and to Archaeal tRNA splicing endonuclease tRNA-type intron splice site recognition and cleavage tRNA-intron endonuclease activity mitochondrial outer membrane|mitochondrion|tRNA-intron endonuclease complex YHR079C IRE1 hom FF|FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0525459287483453 0.0023302602908027 425 Serine-threonine kinase and endoribonuclease; transmembrane protein that mediates the unfolded protein response (UPR) by regulating Hac1p synthesis through HAC1 mRNA splicing; Kar2p binds inactive Ire1p and releases from it upon ER stress endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|inositol metabolic process|protein phosphorylation unfolded protein binding|protein serine/threonine kinase activity|endoribonuclease activity|protein kinase activity|protein homodimerization activity nucleus YFL013W-A_d YFL013W-A hom 0.0522288790503108 0.00253292098905068 426 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps IES1/YFL013C; identified by gene-trapping, microarray expression analysis, and genome-wide homology searching Unknown Unknown Unknown YJR075W HOC1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0521827327999787 0.00249884923215213 427 Alpha-1,6-mannosyltransferase involved in cell wall mannan biosynthesis; subunit of a Golgi-localized complex that also contains Anp1p, Mnn9p, Mnn11p, and Mnn10p; identified as a suppressor of a cell lysis sensitive pkc1-371 allele cell wall mannoprotein biosynthetic process|substituted mannan metabolic process alpha-1,6-mannosyltransferase activity|transferase activity, transferring glycosyl groups alpha-1,6-mannosyltransferase complex YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0521763698414406 0.00250189977061563 428 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family; transcription is regulated directly by Zap1p, expression induced by zinc deficiency and fatty acids; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|cellular lipid metabolic process metal ion binding integral to membrane|endoplasmic reticulum|membrane YNL314W DAL82 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.052156860510303 0.00251127420048445 429 Positive regulator of allophanate inducible genes; binds a dodecanucleotide sequence upstream of all genes that are induced by allophanate; contains an UISALL DNA-binding, a transcriptional activation, and a coiled-coil domain allantoin catabolic process|nitrogen catabolite activation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YDR084C TVP23 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0520555143477394 0.0025604908604976 430 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|cytoplasm YOR162C YRR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0519245511607416 0.00262539608402343 431 Zn2-Cys6 zinc-finger transcription factor; activates genes involved in multidrug resistance; paralog of Yrm1p, acting on an overlapping set of target genes; YRR1 has a paralog, PDR8, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YDL092W SRP14 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0519021878460623 0.00263662842631902 432 Signal recognition particle (SRP) subunit, interacts with the RNA component of SRP to form the Alu domain, which is the region of SRP responsible for arrest of nascent chain elongation during membrane targeting; homolog of mammalian SRP14 SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YJR142W_p YJR142W hom 0.0518827264645434 0.00264643893781629 433 Putative protein of unknown function; GST fusion protein is a Dbf2p-Mob1p phosphorylation target in a proteome chip analysis; synthetic lethal with PH085 deletion; plays a role in restricting Ty1 transposition; nudix hydrolase family member biological_process molecular_function cellular_component YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0518567753132904 0.00265957284038452 434 Multivalent adaptor protein that facilitates vesicle-mediated vacuolar protein sorting by ensuring high-fidelity vesicle docking and fusion, which are essential for targeting of vesicles to the endosome; required for vacuole inheritance Golgi to vacuole transport|vacuole inheritance|vesicle fusion|vesicle docking involved in exocytosis|Golgi to endosome transport phosphatidylinositol-3-phosphate binding external side of endosome membrane|cytoplasm YDR129C SAC6 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0518159285108274 0.00275229658229035 435 Fimbrin, actin-bundling protein; cooperates with Scp1p (calponin/transgelin) in the organization and maintenance of the actin cytoskeleton; relocalizes from plasma membrane to cytoplasm upon DNA replication stress bipolar cellular bud site selection|actin filament organization|endocytosis|response to osmotic stress actin filament binding|protein binding, bridging actin filament bundle|mating projection tip|actin cortical patch YER022W SRB4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0517748869815601 0.00270140797956642 436 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; homozygosity of the human MED17 L371P mutation is associated with infantile cerebral and cerebellar atrophy with poor myelination transcription initiation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter activating transcription factor binding|structural molecule activity|core RNA polymerase II recruiting transcription factor activity core mediator complex YHR166C CDC23 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0517141999051401 0.00273279863516203 437 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity|cyclin binding anaphase-promoting complex YJR066W TOR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0517093899329336 0.00273530080576584 438 PIK-related protein kinase and rapamycin target; subunit of TORC1, a complex that controls growth in response to nutrients by regulating translation, transcription, ribosome biogenesis, nutrient transport and autophagy; involved in meiosis; TOR1 has a paralog, TOR2, that arose from the whole genome duplication regulation of cell cycle|G1 phase of mitotic cell cycle|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell growth|response to DNA damage stimulus|mitochondria-nucleus signaling pathway|ribosome biogenesis|meiosis|signal transduction|TOR signaling cascade|fungal-type cell wall organization|negative regulation of autophagy protein binding|protein kinase activity TORC1 complex|fungal-type vacuole membrane|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus|Golgi membrane|cytoplasm YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0516309137383313 0.002804968050676 439 Alpha-tubulin folding protein, similar to mammalian cofactor B; Alf1p-GFP localizes to cytoplasmic microtubules; required for the folding of alpha-tubulin and may play an additional role in microtubule maintenance protein folding|post-chaperonin tubulin folding pathway microtubule binding|alpha-tubulin binding nucleus|cytoplasm YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.0516203672543449 0.00278199011839945 440 Putative protein of unknown function; YDR524C-B has a paralog, YCL048W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YBL094C_d YBL094C hom 0.0515821700514808 0.00281864420735544 441 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YBL095W Unknown Unknown Unknown YKL037W AIM26 hom FF|FT MITOCHONDRION 0.0515338356593406 0.00282806913384938 442 Putative protein of unknown function; null mutant is viable and displays elevated frequency of mitochondrial genome loss; null mutation confers sensitivity to tunicamycin and DTT mitochondrion degradation molecular_function mitochondrion|integral to membrane YNL299W TRF5 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0514861438138524 0.00285376230523454 443 Non-canonical poly(A) polymerase, involved in nuclear RNA degradation as a component of the TRAMP complex; catalyzes polyadenylation of hypomodified tRNAs, and snoRNA and rRNA precursors; overlapping but non-redundant functions with Pap2p nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|ncRNA polyadenylation|histone mRNA catabolic process|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|snoRNA polyadenylation polynucleotide adenylyltransferase activity nucleolus|TRAMP complex YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0514074388488879 0.00289662947824883 444 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin nucleation|actin filament organization ubiquitin binding Arp2/3 protein complex YJL207C LAA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0512827008036838 0.00300021307682081 445 AP-1 accessory protein; colocalizes with clathrin to the late-Golgi apparatus; involved in TGN-endosome transport; physically interacts with AP-1; similar to the mammalian p200; may interact with ribosomes; YJL207C is a non-essential gene protein localization|retrograde transport, endosome to Golgi molecular_function AP-1 adaptor complex|ribosome|clathrin-coated vesicle YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0512287212001479 0.00300047751289282 446 Essential kinetochore protein associated with microtubules and SPBs; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p); involved in spindle checkpoint maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-U and fission yeast Mis17; relative distribution to the nucleus increases upon DNA replication stress attachment of spindle microtubules to kinetochore|protein localization to kinetochore molecular_function COMA complex|spindle pole body|kinetochore YPL174C NIP100 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0511507401043376 0.00306687281724955 447 Large subunit of the dynactin complex, which is involved in partitioning the mitotic spindle between mother and daughter cells; putative ortholog of mammalian p150(glued) establishment of mitotic spindle orientation microtubule binding dynactin complex|cell cortex|spindle pole body|astral microtubule YBR003W COQ1 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0511115178333278 0.00306311370914145 448 Hexaprenyl pyrophosphate synthetase, catalyzes the first step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process trans-hexaprenyltranstransferase activity mitochondrion YGL199C_d YGL199C hom 0.0509317848849142 0.00316844210209814 449 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YIP4/YGL198W Unknown Unknown Unknown YIL140W AXL2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0508949298003688 0.00319044369542716 450 Integral plasma membrane protein required for axial budding in haploid cells, localizes to the incipient bud site and bud neck; glycosylated by Pmt4p; potential Cdc28p substrate axial cellular bud site selection|cellular bud site selection molecular_function integral to plasma membrane|cellular bud neck|septin ring YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.0508341749512874 0.00322701686714106 451 RNA polymerase III subunit C34; interacts with TFIIIB70 and is a key determinant in pol III recruitment by the preinitiation complex tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase III complex|nucleus|cytoplasm YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0507901885766153 0.00325834922140854 452 Cullin subunit of a Roc1p-dependent E3 ubiquitin ligase complex with a role in anaphase progression; implicated in Mms22-dependent DNA repair; involved with Mms1p in nonfunctional rRNA decay; modified by the ubiquitin-like protein, Rub1p replication fork processing|negative regulation of transposition, RNA-mediated|regulation of mitosis|nonfunctional rRNA decay|ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity Cul8-RING ubiquitin ligase complex|nucleus|cytoplasm YJL074C SMC3 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0507701223158323 0.00326598839078589 453 Subunit of the multiprotein cohesin complex required for sister chromatid cohesion in mitotic cells; also required, with Rec8p, for cohesion and recombination during meiosis; phylogenetically conserved SMC chromosomal ATPase family member synaptonemal complex assembly|ascospore formation|reciprocal meiotic recombination|mitotic sister chromatid cohesion|meiotic sister chromatid cohesion ATPase activity nucleus|nuclear mitotic cohesin complex YKL085W MDH1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0507569977978979 0.0032972872115446 454 Mitochondrial malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the tricarboxylic acid (TCA) cycle; phosphorylated chronological cell aging|replicative cell aging|tricarboxylic acid cycle|aerobic respiration L-malate dehydrogenase activity|mRNA binding mitochondrion|mitochondrial matrix YLR412W BER1 hom FT CYTOSKELETON 0.0507470510224579 0.00328013030786462 455 Protein involved in microtubule-related processes, N-acetylation; GFP-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS; YLR412W is not an essential gene; similar to Arabidopsis SRR1 gene biological_process molecular_function cytoplasm YDR244W PEX5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0506075005973868 0.00336686510922913 456 Peroxisomal membrane signal receptor for the C-terminal tripeptide signal sequence (PTS1) of peroxisomal matrix proteins, required for peroxisomal matrix protein import; also proposed to have PTS1-receptor independent functions protein import into peroxisome matrix, docking peroxisome matrix targeting signal-1 binding|protein binding, bridging cytosol|peroxisomal membrane|peroxisome YOR318C_d YOR318C hom 0.0505964698028957 0.00337856156573587 457 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcript is predicted to be spliced but there is no evidence that it is spliced in vivo Unknown Unknown Unknown YBR056W YBR056W hom FT CARBOHYDRATE METABOLISM 0.0505707040766944 0.00341400212233826 458 Putative glycoside hydrolase of the mitochondrial intermembrane space biological_process molecular_function cytoplasm YKR095W MLP1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0505694204446808 0.0033908929037617 459 Myosin-like protein associated with the nuclear envelope, connects the nuclear pore complex with the nuclear interior; involved with Tel1p in telomere length control; involved with Pml1p and Pml39p in nuclear retention of unspliced mRNAs protein localization to nuclear pore|poly(A)+ mRNA export from nucleus|protein import into nucleus|transcriptional activation by promoter-terminator looping|nuclear retention of unspliced pre-mRNA at the site of transcription|telomere tethering at nuclear periphery ribonucleoprotein complex binding nucleoplasm|nuclear envelope|integral to membrane|ribonucleoprotein complex|spindle pole body YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0505640789120336 0.00339427575281786 460 NAP family histone chaperone; binds to histones and Rtt109p, stimulating histone acetyltransferase activity; possesses nucleosome assembly activity in vitro; proposed role in vacuolar protein sorting and in double-strand break repair; protein abundance increases in response to DNA replication stress double-strand break repair via nonhomologous end joining|nucleosome assembly|positive regulation of histone acetylation histone binding|acetyltransferase activator activity chromatin|nucleus YMR152W YIM1 hom FT RESPONSE TO DNA DAMAGE|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.05056121401787 0.00339609138564667 461 Protein of unknown function; null mutant displays sensitivity to DNA damaging agents; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress response to DNA damage stimulus molecular_function mitochondrion|lipid particle|cytoplasm YMR316W DIA1 hom 0.0505461695370626 0.0034056403727949 462 Protein of unknown function, involved in invasive and pseudohyphal growth; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern pseudohyphal growth|invasive growth in response to glucose limitation molecular_function cytoplasm YKR060W UTP30 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0504512208038088 0.00346647175302918 463 Putative subunit of U3-containing 90S preribosome complex; complex is involved in production of 18S rRNA and assembly of small ribosomal subunit ribosomal small subunit biogenesis molecular_function nucleolus|nucleus|90S preribosome YGL198W YIP4 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0504264233250588 0.00351187487470979 464 Protein that interacts with Rab GTPases, localized to late Golgi vesicles; computational analysis of large-scale protein-protein interaction data suggests a possible role in vesicle-mediated transport biological_process Rab GTPase binding integral to membrane|Golgi apparatus YDR378C LSM6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0503136761143564 0.00361630661568351 465 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasmic mRNA processing body YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0502174790932989 0.00365074173096399 466 Basic leucine zipper (bZIP) transcription factor; required for oxidative stress tolerance; activated by H2O2 through the multistep formation of disulfide bonds and transit from the cytoplasm to the nucleus; Yap1p is degraded in the nucleus after the oxidative stress has passed; mediates resistance to cadmium; YAP1 has a paralog, CAD1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|response to heat|response to drug|response to singlet oxygen|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|response to metal ion sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YDL126C CDC48 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION|SITE OF POLARIZED GROWTH|UBIQUITI 0.0500361044274444 0.00375454399373339 467 AAA ATPase involved in multiple processes; subunit of polyubiquitin-selective segregase complex involved in ERAD, cell wall integrity during heat stress, mitotic spindle disassembly; subunit of complex involved in mitochondria-associated degradation; role in mobilizing membrane bound transcription factors by regulated ubiquitin/proteasome-dependent processing; roles in macroautophagy, PMN, RAD, ribophagy, and homotypic ER membrane fusion; functional ortholog of human p97/VCP proteasomal ubiquitin-dependent protein catabolic process|mitotic spindle disassembly|ER-associated protein catabolic process|mitochondria-associated protein catabolic process|macroautophagy|sister chromatid biorientation|ER-associated misfolded protein catabolic process|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|retrograde protein transport, ER to cytosol|piecemeal microautophagy of nucleus|endoplasmic reticulum membrane fusion|ribophagy|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process ubiquitin binding|ATPase activity mitochondrion|Cdc48p-Npl4p-Ufd1p AAA ATPase complex|Cdc48p-Npl4p-Vms1p AAA ATPase complex|cytosol|Doa10p ubiquitin ligase complex|nucleus|endoplasmic reticulum membrane|mating projection tip YBR279W PAF1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0500221586889687 0.00375387541449029 468 Component of the Paf1p complex involved in transcription elongation; binds to and modulates the activity of RNA polymerases I and II; required for expression of a subset of genes, including cell cycle-regulated genes; involved in SER3 repression by helping to maintain SRG1 transcription-dependent nucleosome occupancy; homolog of human PD2/hPAF1 negative regulation of DNA recombination|mRNA 3'-end processing|snoRNA transcription from an RNA polymerase II promoter|regulation of transcription by chromatin organization|transcription from RNA polymerase I promoter|regulation of transcription-coupled nucleotide-excision repair|rRNA processing|transcription elongation from RNA polymerase I promoter|regulation of chromatin silencing at telomere|regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of histone H3-K4 methylation|negative regulation of transcription from RNA polymerase II promoter|global genome nucleotide-excision repair|chromatin silencing at rDNA|Unknown|snoRNA 3'-end processing|transcription elongation from RNA polymerase II promoter|regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity|chromatin binding|TFIIF-class binding transcription factor activity|RNA polymerase II core binding|RNA polymerase II transcription factor binding transcription factor activity transcriptionally active chromatin|nucleus|Cdc73/Paf1 complex YKL111C_d YKL111C het 0.0499647965877834 0.00379389734234245 469 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene ABF1 Unknown Unknown Unknown YPL205C_d YPL205C hom 0.0498549362301228 0.00387163138734024 470 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YJL145W SFH5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0498528341540846 0.00387313275592785 471 Non-classical phosphatidylinositol transfer protein (PITP); exhibits PI- but not PC-transfer activity; localizes to the peripheral endoplasmic reticulum, cytosol and microsomes; similar to Sec14p; partially relocalizes to the plasma membrane upon DNA replication stress Golgi to plasma membrane protein transport|phosphatidylinositol metabolic process|Unknown|regulation of exocytosis|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cell periphery|cytosol|plasma membrane|cortical endoplasmic reticulum YPR164W MMS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0496093807588654 0.00405063348252927 472 Subunit of an E3 ubiquitin ligase complex involved in replication repair; stabilizes protein components of the replication fork such as the fork-pausing complex and leading strand polymerase, preventing fork collapse and promoting efficient recovery during replication stress; regulates Ty1 transposition; involved with Rtt101p in nonfunctional rRNA decay replication fork processing|negative regulation of transposition, RNA-mediated|recombinational repair|nonfunctional rRNA decay molecular_function Cul8-RING ubiquitin ligase complex YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.04957589545879 0.0040756165147358 473 tRNA methyltransferase; catalyzes modification of wobble bases in tRNA anticodons to 2, 5-methoxycarbonylmethyluridine and 5-methoxycarbonylmethyl-2-thiouridine; may act as part of a complex with Trm112p; deletion mutation increases translational infidelity, including amino acid misincorporation and -1 frameshifting, and also confers resistance to zymocin; null mutant displays activation of stress responses chronological cell aging|tRNA methylation|tRNA wobble uridine modification|response to stress tRNA (uracil) methyltransferase activity nucleus|cytoplasm YOR064C YNG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0495305509987302 0.00413757567247861 474 Subunit of the NuA3 histone acetyltransferase complex that acetylates histone H3; contains PHD finger domain that interacts with methylated histone H3, has similarity to the human tumor suppressor ING1 histone acetylation|chromatin modification histone acetyltransferase activity|methylated histone residue binding NuA3 histone acetyltransferase complex YHR039C MSC7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0495252213364311 0.00414722543440846 475 Protein of unknown function, green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; msc7 mutants are defective in directing meiotic recombination events to homologous chromatids reciprocal meiotic recombination molecular_function integral to membrane|endoplasmic reticulum YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0494469598999969 0.00417312475159034 476 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YGL060W YBP2 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0494389846832143 0.00417922496537607 477 Central kinetochore associated protein; mediates mitotic progression; interacts with several central kinetochore proteins and centromeric histone Cse4p; role in resistance to oxidative stress; similar to Slk19p; YBP2 has a paralog, YBP1, that arose from the whole genome duplication G2/M transition of mitotic cell cycle molecular_function condensed nuclear chromosome kinetochore|centromere-specific nucleosome|cytoplasm YJL077W-B_p YJL077W-B hom 0.0494155154060745 0.0041972234680415 478 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPL170W DAP1 hom FT LIPID METABOLISM 0.0493770499960961 0.00422687449540878 479 Heme-binding protein involved in regulation of cytochrome P450 protein Erg11p; damage response protein, related to mammalian membrane progesterone receptors; mutations lead to defects in telomeres, mitochondria, and sterol synthesis regulation of ergosterol biosynthetic process heme binding endosome|membrane YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0493354545169895 0.00426487828727421 480 Putative pyridoxal kinase, a key enzyme involved in pyridoxal 5'-phosphate synthesis, the active form of vitamin B6; required for genome integrity; involved in bud-site selection; similarity to yeast BUD17 and human pyridoxal kinase (PDXK) pyridoxal phosphate biosynthetic process|cellular bud site selection pyridoxal kinase activity cytoplasm YOR280C FSH3 hom 0.0492900245208121 0.00429466005633437 481 Putative serine hydrolase; likely target of Cyc8p-Tup1p-Rfx1p transcriptional regulation; sequence is similar to S. cerevisiae Fsh1p and Fsh2p and the human candidate tumor suppressor OVCA2 biological_process molecular_function cellular_component YDL172C_d YDL172C hom 0.0489336940668688 0.00458260776887974 482 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL231C PDR16 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0488675064014978 0.00466253787491621 483 Phosphatidylinositol transfer protein (PITP); controlled by the multiple drug resistance regulator Pdr1p; localizes to lipid particles and microsomes; controls levels of various lipids, may regulate lipid synthesis; homologous to Pdr17p; protein abundance increases in response to DNA replication stress response to drug|sterol biosynthetic process|phospholipid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cell periphery|lipid particle|plasma membrane|cytoplasm YHR204W MNL1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.04884643673669 0.00465573274732726 484 Alpha-1,2-specific exomannosidase of the endoplasmic reticulum; in complex with Pdi1p, generates a Man7GlcNac2 oligosaccharide signal on glycoproteins destined for ubiquitin-proteasome degradation ER-associated protein catabolic process carbohydrate binding|mannosyl-oligosaccharide 1,2-alpha-mannosidase activity endoplasmic reticulum lumen YGR200C ELP2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0488015329673098 0.0046937739274021 485 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; target of Kluyveromyces lactis zymocin regulation of transcription from RNA polymerase II promoter|protein urmylation|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0486984346925782 0.00478218219710742 486 Cell-cycle checkpoint serine-threonine kinase required for DNA damage-induced transcription of certain target genes, phosphorylation of Rad55p and Sml1p, and transient G2/M arrest after DNA damage; also regulates postreplicative DNA repair protein phosphorylation|replication fork protection|cell cycle checkpoint|DNA damage checkpoint protein kinase activity nucleus YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0486674132226263 0.00480907682194296 487 Nim1p-related protein kinase that regulates the morphogenesis and septin checkpoints; associates with the assembled septin filament; required along with Hsl7p for bud neck recruitment, phosphorylation, and degradation of Swe1p G2/M transition of mitotic cell cycle|regulation of cell cycle|cell shape checkpoint|protein autophosphorylation|protein phosphorylation|septin checkpoint protein kinase activity cellular bud neck|septin ring YNL248C RPA49 hom FT NUCLEUS 0.0485606418389177 0.00490269318505765 488 RNA polymerase I subunit A49 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell size molecular_function DNA-directed RNA polymerase I complex YPR024W YME1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0484756932047399 0.00500432162879401 489 Catalytic subunit of the mitochondrial inner membrane i-AAA protease complex, which is responsible for degradation of unfolded or misfolded mitochondrial gene products; also has a role in intermembrane space protein folding; mutation causes an elevated rate of mitochondrial turnover chronological cell aging|misfolded or incompletely synthesized protein catabolic process|mitochondrion organization ATP-dependent peptidase activity mitochondrion|mitochondrial inner membrane|i-AAA complex YPL217C BMS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.0484307228532649 0.00501882578781837 490 GTPase required for synthesis of 40S ribosomal subunits and for processing the 35S pre-rRNA at sites A0, A1, and A2; interacts with Rcl1p, which stimulates its GTPase and U3 snoRNA binding activities; has similarity to Tsr1p ribosome assembly|rRNA processing U3 snoRNA binding|GTP binding|GTPase activity mitochondrion|nucleolus|nucleus|90S preribosome|cytoplasm YLR138W NHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0484004483174382 0.0050462424093326 491 Na+/H+ antiporter involved in sodium and potassium efflux through the plasma membrane; required for alkali cation tolerance at acidic pH cellular potassium ion homeostasis|cellular monovalent inorganic cation homeostasis|response to osmotic stress cation:cation antiporter activity|sodium:hydrogen antiporter activity membrane raft|integral to membrane|plasma membrane YDR359C EAF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0483457074856226 0.00509615952872211 492 Component of the NuA4 histone acetyltransferase complex; acts as a platform for assembly of NuA4 subunits into the native complex; required for initiation of pre-meiotic DNA replication, likely due to its requirement for expression of IME1 DNA repair|cellular protein complex assembly|chromatin modification molecular_function histone acetyltransferase complex|NuA4 histone acetyltransferase complex YGR005C TFG2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0483167500275754 0.00512274530806843 493 TFIIF (Transcription Factor II) middle subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP30 transcriptional start site selection at RNA polymerase II promoter|transcription initiation from RNA polymerase II promoter|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter core RNA polymerase II binding transcription factor activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YPL183C RTT10 hom FT VESICLE-MEDIATED TRANSPORT 0.0482637527934496 0.0051917869178309 494 WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rrt2p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; evidence it interacts with Trm7p for 2'-O-methylation of N34 of substrate tRNAs; has a role in regulation of Ty1 transposition; human ortholog is WDR6 endocytic recycling molecular_function endosome|cytoplasm YAL021C CCR4 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0482253835063974 0.00520745206563996 495 Component of the CCR4-NOT transcriptional complex, which is involved in regulation of gene expression; component of the major cytoplasmic deadenylase, which is involved in mRNA poly(A) tail shortening regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|DNA replication checkpoint|nuclear-transcribed mRNA poly(A) tail shortening|traversing start control point of mitotic cell cycle|replication fork protection|transcription elongation from RNA polymerase II promoter|DNA replication 3'-5'-exoribonuclease activity CCR4-NOT core complex|cytoplasmic mRNA processing body|Cdc73/Paf1 complex|cytoplasm YCR095C_p OCA4 hom 0.0481894932123965 0.00524107088188562 496 Cytoplasmic protein required for replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts biological_process molecular_function cytoplasm YPL051W ARL3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0481382013571233 0.00528945672638674 497 GTPase of the Ras superfamily required to recruit Arl1p to the Golgi; similar to ADP-ribosylation factor intracellular protein transport|Golgi to plasma membrane protein transport|protein localization to organelle GTPase activity Golgi apparatus|nuclear outer membrane-endoplasmic reticulum membrane network YBR150C TBS1 hom FT TRANSCRIPTION FROM RNA POL II|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0480740363676342 0.00539184319107111 498 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; TBS1 has a paralog, HAL9, that arose from the whole genome duplication biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YBL089W AVT5 hom 0.048058300616862 0.00536563439815117 499 Putative transporter; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters; AVT5 has a paralog, AVT6, that arose from the whole genome duplication transport transporter activity integral to membrane YDL020C RPN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0478661484928551 0.00563109144749518 500 Transcription factor that stimulates expression of proteasome genes; Rpn4p levels are in turn regulated by the 26S proteasome in a negative feedback control mechanism; RPN4 is transcriptionally regulated by various stress responses; relative distribution to the nucleus increases upon DNA replication stress positive regulation of proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|regulation of DNA repair|negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YJR060W CBF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|KINETOCHORE 0.0478347060193521 0.00558410139126366 501 Dual function helix-loop-helix protein; binds the motif CACRTG present at several sites including MET gene promoters and centromere DNA element I (CDEI); affects nucleosome positioning at this motif; associates with other transcription factors such as Met4p and Isw1p to mediate transcriptional activation or repression; associates with kinetochore proteins and required for efficient chromosome segregation; protein abundance increases in response to DNA replication stress regulation of transcription from RNA polymerase II promoter in response to methionine|negative regulation of transcription from RNA polymerase II promoter|methionine biosynthetic process|chromosome segregation|Unknown|chromatin remodeling|negative regulation of ceramide biosynthetic process by negative regulation of transcription from RNA Polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II repressing transcription factor binding|centromeric DNA binding chromosome, centromeric region|mitochondrion|nucleus|kinetochore YIL143C SSL2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|RNA LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0477616604658272 0.00565719126351439 502 Component of RNA polymerase transcription factor TFIIH holoenzyme; has DNA-dependent ATPase/helicase activity and is required, with Rad3p, for unwinding promoter DNA; interacts functionally with TFIIB and has roles in transcription start site selection and in gene looping to juxtapose initiation and termination regions; involved in DNA repair; homolog of human ERCC3 poly(A)+ mRNA export from nucleus|promoter clearance from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|nucleotide-excision repair, DNA incision|transcription from RNA polymerase II promoter|phosphorylation of RNA polymerase II C-terminal domain|regulation of transposition, RNA-mediated|regulation of mitotic recombination ATP-dependent DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0476893637048059 0.00573038013364747 503 Gamma-adaptin, large subunit of the clathrin-associated protein (AP-1) complex; binds clathrin; involved in vesicle mediated transport Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YHL019C APM2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0476617720288927 0.00575853655733749 504 Protein of unknown function, homologous to the medium chain of mammalian clathrin-associated protein complex; involved in vesicular transport Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YDR141C DOP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.047642770321371 0.00577799963716716 505 Golgi-localized, leucine-zipper domain containing protein; involved in endosome to Golgi transport, organization of the ER, establishing cell polarity, and morphogenesis; detected in highly purified mitochondria in high-throughput studies endoplasmic reticulum organization|cell morphogenesis|Golgi to endosome transport molecular_function trans-Golgi network|endosome|mitochondrion|cytoplasm YMR290W-A_d YMR290W-A het FF 0.0475895170795376 0.00583286220645235 506 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 5' end of essential HAS1 gene which encodes an ATP-dependent RNA helicase Unknown Unknown Unknown YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0474922753747573 0.00593425507472248 507 Na+/H+ and K+/H+ exchanger, required for intracellular sequestration of Na+ and K+; located in the vacuole and late endosome compartments; required for osmotolerance to acute hypertonic shock and for vacuolar fusion sodium ion transmembrane transport|potassium ion transmembrane transport|cellular monovalent inorganic cation homeostasis|vacuolar acidification sodium:hydrogen antiporter activity|potassium:hydrogen antiporter activity trans-Golgi network|late endosome|fungal-type vacuole membrane|integral to membrane|early endosome YPL086C ELP3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.0474905862365644 0.00593603026364611 508 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; exhibits histone acetyltransferase activity that is directed to histones H3 and H4; disruption confers resistance to K. lactis zymotoxin regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification histone acetyltransferase activity Elongator holoenzyme complex|nucleus|cytoplasm YPR139C LOA1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0474744584476068 0.00596046143721453 509 Lysophosphatidic acid acyltransferase; involved in triacelglyceride homeostasis and lipid droplet formation; localized to lipid droplets and the ER; specificity for oleoyl-CoA lipid particle organization|cellular triglyceride homeostasis|protein targeting to vacuole lysophosphatidic acid acyltransferase activity endoplasmic reticulum|lipid particle|cytoplasm YLR370C ARC18 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0474194190894144 0.00614032035062081 510 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin filament organization|establishment of mitochondrion localization molecular_function mitochondrion|Arp2/3 protein complex YJL004C SYS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0474084115101988 0.00605313310443859 511 Integral membrane protein of the Golgi required for targeting of the Arf-like GTPase Arl3p to the Golgi; multicopy suppressor of ypt6 null mutation vesicle organization|Golgi to plasma membrane protein transport|Golgi to endosome transport molecular_function trans-Golgi network|integral to membrane|integral to Golgi membrane YMR275C BUL1 hom FT MITOCHONDRION ORGANIZATION|PLASMA MEMBRANE|UBIQUITIN LIGASE COMPLEX 0.0473223415277927 0.00611526103156918 512 Ubiquitin-binding component of the Rsp5p E3-ubiquitin ligase complex; disruption causes temperature-sensitive growth, overexpression causes missorting of amino acid permeases; BUL1 has a paralog, BUL2, that arose from the whole genome duplication mitochondrion inheritance|protein monoubiquitination|protein polyubiquitination ubiquitin-ubiquitin ligase activity ubiquitin ligase complex|plasma membrane YER039C-A_p YER039C-A hom 0.047236729962874 0.00620832040534573 513 Putative protein of unknown function; YER039C-A is not an essential gene biological_process molecular_function integral to membrane YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0471330769137976 0.0063226952413212 514 E3 ubiquitin ligase that mediates poyubiquitination and degradation of centromere-binding protein Cse4p and prevents Cse4p from mislocalizing to euchromatin; ubiquitylation of Cse4p may be antagonized by Scm3p protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity chromosome, centromeric region|nucleus YLR292C SEC72 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0471115495319663 0.00634668579718079 515 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity Sec62/Sec63 complex|endoplasmic reticulum membrane YHR107C CDC12 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.047067656906087 0.00647517406337396 516 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding septin filament array|cellular bud neck septin ring|septin complex|cytoplasm|mating projection YOR340C RPA43 het FF|FT NUCLEUS 0.0470544446333414 0.00641072186409731 517 RNA polymerase I subunit A43 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YML115C VAN1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0470136821198338 0.00645678678060338 518 Component of the mannan polymerase I, which contains Van1p and Mnn9p and is involved in the first steps of mannan synthesis; mutants are vanadate-resistant protein N-linked glycosylation alpha-1,6-mannosyltransferase activity alpha-1,6-mannosyltransferase complex YML028W TSA1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|TRANSLATION|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0469874045914987 0.00648664006812598 519 Thioredoxin peroxidase; acts as both a ribosome-associated and free cytoplasmic antioxidant; self-associates to form a high-molecular weight chaperone complex under oxidative stress; deletion results in mutator phenotype; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress protein folding|cellular response to oxidative stress|replicative cell aging|DNA protection|DNA damage checkpoint|cell redox homeostasis|response to hydroperoxide unfolded protein binding|ribosome binding|peroxiredoxin activity|thioredoxin peroxidase activity cytosol|polysome|cytoplasm YHL009C YAP3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0468867327973723 0.00660216281620746 520 Basic leucine zipper (bZIP) transcription factor regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YIL002W-A_p YIL002W-A hom 0.0466273680788372 0.0069083540557956 521 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR524W-C_p YDR524W-C hom 0.0466168078115979 0.0069631197852318 522 Putative protein of unknown function; small ORF identified by SAGE; deletion strains are moderately sensitive to the radiomimetic drug bleomycin biological_process molecular_function cellular_component YDR469W SDC1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0464963499488965 0.00706782339261934 523 Subunit of the COMPASS (Set1C) complex, which methylates lysine 4 of histone H3 and is required in chromatin silencing at telomeres; contains a Dpy-30 domain that mediates interaction with Bre2p; similar to C. elegans and human DPY-30 histone H3-K4 methylation|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YLR202C_d YLR202C hom 0.0462421032263867 0.00743093986237199 524 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YLR201C; ORF contains a putative intron Unknown Unknown Unknown YNR008W LRO1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.046180057632215 0.00746649686085125 525 Acyltransferase that catalyzes diacylglycerol esterification; one of several acyltransferases that contribute to triglyceride synthesis; putative homolog of human lecithin cholesterol acyltransferase lipid storage|triglyceride biosynthetic process phospholipid:diacylglycerol acyltransferase activity lipid particle|perinuclear endoplasmic reticulum YDL084W SUB2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0461404498621213 0.00751781548225096 526 Component of the TREX complex required for nuclear mRNA export; member of the DEAD-box RNA helicase superfamily and is involved in early and late steps of spliceosome assembly; homolog of the human splicing factor hUAP56; relocalizes from nucleus to cytoplasm upon DNA replication stress mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|mRNA splicing, via spliceosome|transcription elongation from RNA polymerase II promoter|chromatin silencing at telomere ATP-dependent RNA helicase activity chromosome, telomeric region|nucleus|transcription export complex|spliceosomal complex YBL095W_p YBL095W hom FT MITOCHONDRION 0.0461055193469792 0.00756333602615701 527 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YDR351W SBE2 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0459489591367892 0.00777041035749154 528 Protein involved in the transport of cell wall components from the Golgi to the cell surface; required for bud growth fungal-type cell wall organization molecular_function Golgi apparatus YHL023C NPR3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0459431331781744 0.00777821312322409 529 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; required for Npr2p phosphorylation and Iml1p-Npr2p interaction; null mutant shows delayed meiotic DNA replication and double-strand break repair meiosis|regulation of TOR signaling cascade|cellular response to amino acid starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.0458912347462253 0.00784803150362204 530 Putative protein of unknown function; possible role in iron metabolism and/or amino acid and carbohydrate metabolism; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum biological_process molecular_function endoplasmic reticulum YOL008W COQ10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0458909733419459 0.00784838458367815 531 Coenzyme Q (ubiquinone) binding protein, functions in the delivery of Q6 to its proper location for electron transport during respiration; START domain protein with homologs in bacteria and eukaryotes cellular respiration ubiquinone binding mitochondrion|mitochondrial inner membrane YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0458790640703025 0.00786448558906509 532 Protein with a role in ubiquinone (Coenzyme Q) biosynthesis, possibly functioning in stabilization of Coq7p; located on the matrix face of the mitochondrial inner membrane; component of a mitochondrial ubiquinone-synthesizing complex ubiquinone biosynthetic process molecular_function mitochondrial inner membrane YBR244W GPX2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0458478276223932 0.00790685700930039 533 Phospholipid hydroperoxide glutathione peroxidase; protects cells from phospholipid hydroperoxides and nonphospholipid peroxides during oxidative stress; induced by glucose starvation; protein abundance increases in response to DNA replication stress cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity extrinsic to mitochondrial inner membrane|extrinsic to mitochondrial outer membrane|nucleus|cytoplasm YKR035W-A DID2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0458429504498444 0.0079227906729523 534 Class E protein of the vacuolar protein-sorting (Vps) pathway; binds Vps4p and directs it to dissociate ESCRT-III complexes; forms a functional and physical complex with Ist1p; human ortholog may be altered in breast tumors late endosome to vacuole transport via multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole molecular_function late endosome|cytoplasm YNL166C BNI5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0458174975608544 0.00806090660552251 535 Protein involved in organization of septins at the mother-bud neck, may interact directly with the Cdc11p septin, localizes to bud neck in a septin-dependent manner septin ring assembly|cytokinesis molecular_function cellular bud neck septin ring|cellular bud neck YLR222C UTP13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0457498141718661 0.00804113960175717 536 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YAL066W_d YAL066W hom 0.045735547914017 0.00812711728300865 537 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.0456963230135995 0.00811528240679531 538 Cytoplasmic GTP binding protein and negative regulator of the Ran/Tc4 GTPase cycle; component of GSE complex, which is required for sorting of Gap1p; involved in phosphate transport and telomeric silencing; similar to human RagA and RagB phosphate ion transport|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|chromatin silencing at telomere GDP binding|GTP binding fungal-type vacuole membrane|EGO complex|nucleus|late endosome membrane|cytoplasm YER164W CHD1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0456506020639453 0.00817913932504 539 Chromatin remodeler that regulates various aspects of transcription; acts in in conjunction with Isw1b to regulate chromatin structure and maintain chromatin integrity during transcription elongation by RNAP II by preventing trans-histone exchange over coding regions; contains a chromo domain, a helicase domain and a DNA-binding domain; component of both the SAGA and SLIK complexes termination of RNA polymerase I transcription|ATP-dependent chromatin remodeling|nucleosome positioning|negative regulation of histone H3-K14 acetylation|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|regulation of transcriptional start site selection at RNA polymerase II promoter|nucleosome mobilization|Unknown|transcription elongation from RNA polymerase II promoter chromatin DNA binding|DNA-dependent ATPase activity|methylated histone residue binding|DNA binding|rDNA binding nuclear chromatin|SLIK (SAGA-like) complex|mitochondrion|SAGA complex|nucleolar chromatin YJR072C NPA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION 0.0456121608474574 0.00823317633025125 540 Member of the conserved GPN-loop GTPase family; has a role in transport of RNA polymerase II to the nucleus; exhibits GTP-dependent binding to PolII; has ATPase activity; involved in sister chromatid cohesion; phosphorylated by the Pcl1p-Pho85p kinase complex; human homolog XAB1 interacts with human RNA polymerase II; protein abundance increases in response to DNA replication stress cellular protein complex localization|nucleocytoplasmic transport|mitotic sister chromatid cohesion ATPase activity|GTPase activity cytoplasm YMR071C TVP18 hom FF|FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0455964208564358 0.00828424741476742 541 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; may interact with ribosomes, based on co-purification experiments vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|clathrin-coated vesicle YMR124W_p YMR124W hom 0.0455372732840568 0.00836844176133101 542 Protein of unknown function; GFP-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck; interacts with Crm1p in two-hybrid assay; YMR124W is not an essential gene; predicted to have a role in organelle organization biological_process molecular_function cytoplasm YJR018W_d YJR018W hom 0.0454883574878269 0.00840938416347609 543 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR207C SET5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0454093919464988 0.00852352849220099 544 Methyltransferase involved in methylation of histone H4 Lys5, -8, -12; S-adenosylmethionine-dependent; zinc-finger protein, contains one canonical and two unusual fingers in unusual arrangements; deletion enhances replication of positive-strand RNA virus histone lysine methylation S-adenosylmethionine-dependent methyltransferase activity nuclear chromatin|nucleus|cytoplasm YKL110C KTI12 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0453655973512242 0.0086171656694963 545 Protein that plays a role, with Elongator complex, in modification of wobble nucleosides in tRNA; involved in sensitivity to G1 arrest induced by zymocin; interacts with chromatin throughout the genome; also interacts with Cdc19p regulation of transcription from RNA polymerase II promoter|cell growth|tRNA wobble uridine modification chromatin binding nucleus|cytoplasm YGL121C GPG1 hom FT SIGNALING 0.0453518983436427 0.00860750426440618 546 Proposed gamma subunit of the heterotrimeric G protein that interacts with the receptor Gpr1p; involved in regulation of pseudohyphal growth; requires Gpb1p or Gpb2p to interact with Gpa2p; overproduction causes prion curing signal transduction|invasive growth in response to glucose limitation signal transducer activity cellular_component YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.045246590984449 0.00888468085732535 547 Aspartic beta semi-aldehyde dehydrogenase, catalyzes the second step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis methionine biosynthetic process|threonine biosynthetic process|homoserine biosynthetic process aspartate-semialdehyde dehydrogenase activity nucleus|plasma membrane|cytoplasm YOR260W GCD1 het FT TRANSLATION 0.0452063069892433 0.00883357989744567 548 Gamma subunit of the translation initiation factor eIF2B, the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression regulation of translational initiation translation initiation factor activity|guanyl-nucleotide exchange factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.045007628657406 0.0091259925459193 549 Protein involved in the initiation of DNA replication; required for proper assembly of replication proteins at the origins of replication; interacts with Cdc45p; localizes to nuclear foci that become diffuse upon DNA replication stress DNA unwinding involved in replication|double-strand break repair via break-induced replication|DNA replication initiation chromatin binding nuclear chromatin|DNA replication preinitiation complex YKR073C_d YKR073C hom 0.0449701640415651 0.00918406477874333 550 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0449667517890239 0.00918937030534275 551 Choline/ethanolamine transporter; involved in the uptake of nitrogen mustard and the uptake of glycine betaine during hypersaline stress; co-regulated with phospholipid biosynthetic genes and negatively regulated by choline and myo-inositol choline transport|ethanolamine transport|glycine betaine transport choline transmembrane transporter activity|ethanolamine transmembrane transporter activity integral to membrane|plasma membrane YJR097W JJJ3 hom FT NUCLEUS 0.0447759875925394 0.00949036351111386 552 Protein of unknown function, contains a CSL Zn finger and a DnaJ-domain; involved in diphthamide biosynthesis; ortholog human Dph4 peptidyl-diphthamide biosynthetic process from peptidyl-histidine ferrous iron binding nucleus|cytoplasm YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.044745906327612 0.00953862047324504 553 Transcription coactivator, component of the ADA and SAGA transcriptional adaptor/HAT (histone acetyltransferase) complexes chromatin silencing at rDNA|chromatin modification|regulation of transcription from RNA polymerase II promoter|positive regulation of histone acetylation|chromatin silencing at telomere chromatin binding|transcription coactivator activity|histone acetyltransferase activity|phosphatidylserine binding SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YIL048W NEO1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0447194644930585 0.00958121948340753 554 Putative aminophospholipid translocase (flippase) involved in endocytosis and vacuolar biogenesis; localizes to endosomes and the Golgi aparatus retrograde vesicle-mediated transport, Golgi to ER|vacuole organization|endocytosis phospholipid-translocating ATPase activity|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism endosome|COPI-coated vesicle|integral to membrane|Golgi apparatus|Golgi membrane YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0446947250296067 0.00962122933982532 555 O-methyltransferase, catalyzes two different O-methylation steps in ubiquinone (Coenzyme Q) biosynthesis; component of a mitochondrial ubiquinone-synthesizing complex; phosphoprotein ubiquinone biosynthetic process hexaprenyldihydroxybenzoate methyltransferase activity mitochondrion|mitochondrial inner membrane|extrinsic to membrane YMR068W AVO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.04469262895059 0.00962462605221493 556 Component of a complex containing the Tor2p kinase and other proteins, which may have a role in regulation of cell growth fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|cytoplasm YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0446538286507612 0.00969854783035589 557 Transcriptional activator; required for the vitamin H-responsive element (VHRE) mediated induction of VHT1 (Vitamin H transporter) and BIO5 (biotin biosynthesis intermediate transporter) in response to low biotin concentrations; VHR1 has a paralog, VHR2, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to biotin starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II regulatory region sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YKL035W UGP1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0446237730960708 0.00973680330985334 558 UDP-glucose pyrophosphorylase (UGPase); catalyses the reversible formation of UDP-Glc from glucose 1-phosphate and UTP, involved in a wide variety of metabolic pathways, expression modulated by Pho85p through Pho4p; UGP1 has a paralog, YHL012W, that arose from the whole genome duplication (1->6)-beta-D-glucan biosynthetic process|UDP-glucose metabolic process|trehalose biosynthetic process|glycogen biosynthetic process UTP:glucose-1-phosphate uridylyltransferase activity plasma membrane|cytoplasm YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0445185681866794 0.00991044906120344 559 Vacuolar membrane protein involved in the ATP-dependent transport of arginine into the vacuole and possibly in balancing ion homeostasis; homolog of human CLN3 involved in Batten disease (juvenile onset neuronal ceroid lipofuscinosis) basic amino acid transport|regulation of intracellular pH|arginine transport molecular_function integral to membrane|fungal-type vacuole YBR095C RXT2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0444937613786053 0.0100072981845685 560 Subunit of the histone deacetylase Rpd3L complex; possibly involved in cell fusion and invasive growth conjugation with cellular fusion|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|invasive growth in response to glucose limitation histone deacetylase activity Rpd3L-Expanded complex|nucleus|Rpd3L complex YOL089C HAL9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0443599915542714 0.0101774000720421 561 Putative transcription factor containing a zinc finger; overexpression increases salt tolerance through increased expression of the ENA1 (Na+/Li+ extrusion pump) gene while gene disruption decreases both salt tolerance and ENA1 expression; HAL9 has a paralog, TBS1, that arose from the whole genome duplication response to salt stress|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding mitochondrion|nucleus YOR249C APC5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0442950697850004 0.0102885240866669 562 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to nuclear foci decreases upon DNA replication stress chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0442180473171653 0.0104217594085374 563 Inositol polyphosphate multikinase (IPMK), sequentially phosphorylates Ins(1,4,5)P3 to form Ins(1,3,4,5,6)P5; also has diphosphoinositol polyphosphate synthase activity; regulates arginine-, phosphate-, and nitrogen-responsive genes protein stabilization|negative regulation of transcription from RNA polymerase II promoter|phosphatidylinositol phosphorylation|regulation of arginine metabolic process|inositol phosphate biosynthetic process|positive regulation of transcription from RNA polymerase II promoter inositol-1,4,5-trisphosphate 3-kinase activity|inositol-1,4,5-trisphosphate 6-kinase activity|phosphatidylinositol 3-kinase activity|protein binding, bridging|inositol tetrakisphosphate 6-kinase activity|inositol tetrakisphosphate 3-kinase activity|inositol-1,3,4,5,6-pentakisphosphate kinase activity nucleus YOL107W_p YOL107W hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0442059649797827 0.010442798386191 564 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and colocalizes in a punctate pattern with the early golgi/COPI vesicles; YOL107W is not an essential protein biological_process molecular_function COPI-coated vesicle|Golgi apparatus YFR008W FAR7 hom FT CELL CYCLE|SIGNALING 0.0440979493753521 0.01067922038093 565 Protein involved in recovery from pheromone-induced cell cycle arrest; acts in a Far1p-independent pathway; interacts with Far3p, Far8p, Far9p, Far10p, and Far11p; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0440430544532139 0.0107771567771928 566 Cyclin, interacts with cyclin-dependent kinase Pho85p; member of the Pcl1,2-like subfamily, involved in the regulation of polarized growth and morphogenesis and progression through the cell cycle; is ubiquitinated by Dma1p; phosphorylation by Pho85p targets it for degradation; localizes to sites of polarized cell growth regulation of establishment or maintenance of cell polarity|G1 phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|septin ring organization|positive regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|nucleus YBR254C TRS20 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0439990637294924 0.0108089838739034 567 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; mutations in the human homolog cause the spondyloepiphyseal dysplasia tarda (SEDL) disorder ER to Golgi vesicle-mediated transport molecular_function TRAPP complex YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.0439116291804019 0.0110029212495537 568 Sporulation-specific enzyme required for spore wall maturation, involved in the production of a soluble LL-dityrosine-containing precursor of the spore wall; transcripts accumulate at the time of prospore enclosure ascospore wall assembly catalytic activity cellular_component YOL044W PEX15 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0438973392925183 0.0109931706991772 569 Phosphorylated tail-anchored type II integral peroxisomal membrane protein required for peroxisome biogenesis, cells lacking Pex15p mislocalize peroxisomal matrix proteins to cytosol, overexpression results in impaired peroxisome assembly protein import into peroxisome matrix, receptor recycling protein anchor integral to peroxisomal membrane YOR264W DSE3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH 0.0437891368497212 0.01119214134999 570 Daughter cell-specific protein, may help establish daughter fate; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular bud neck YBL082C ALG3 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0437610338206294 0.0112443394865632 571 Dolichol-P-Man dependent alpha(1-3) mannosyltransferase, involved in the synthesis of dolichol-linked oligosaccharide donor for N-linked glycosylation of proteins oligosaccharide-lipid intermediate biosynthetic process|protein glycosylation alpha-1,3-mannosyltransferase activity integral to membrane|endoplasmic reticulum YNR032C-A HUB1 hom FT RNA PROCESSING 0.0437418882166067 0.0112800238792236 572 Ubiquitin-like protein modifier; promotes alternative splicing of SRC1 pre-mRNA; binds non-covalently to the HIND domain of Snu66, may function in modification of Sph1p and Hbt1p, functionally complemented by the human or S. pombe ortholog; mechanism of Hub1p adduct formation not yet clear cellular protein modification process|cell morphogenesis involved in conjugation with cellular fusion|mRNA splicing, via spliceosome protein tag mating projection YJR012C_p YJR012C het 0.0437059708497067 0.0113472394413796 573 Essential protein of unknown function; proposed involvement in transport based on mass spectrometry analysis of copurifying proteins; partially overlaps neighboring ORF, GPI14/YJR013W biological_process molecular_function cellular_component YHR073W OSH3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM 0.0436975385329271 0.0113630710569871 574 Member of an oxysterol-binding protein family with seven members in S. cerevisiae; family members have overlapping, redundant functions in sterol metabolism and collectively perform a function essential for viability karyogamy involved in conjugation with cellular fusion|endocytosis|exocytosis|positive regulation of phosphatase activity|maintenance of cell polarity|pseudohyphal growth|sterol transport|invasive growth in response to glucose limitation lipid binding|oxysterol binding|1-phosphatidylinositol binding|sterol transporter activity cortical endoplasmic reticulum|cytoplasm YDR281C PHM6 hom 0.0436396115842694 0.01147235931711 575 Protein of unknown function, expression is regulated by phosphate levels biological_process molecular_function fungal-type vacuole YOR141C ARP8 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0436338195945136 0.0114833379283556 576 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes; has mRNA binding activity mitotic recombination|response to DNA damage stimulus|chromatin remodeling mRNA binding|ATP-dependent 3'-5' DNA helicase activity nucleus|Ino80 complex YER167W BCK2 hom FT CELL CYCLE|NUCLEUS 0.0435582931204843 0.0116398034812292 577 Protein rich in serine and threonine residues involved in protein kinase C signaling pathway, which controls cell integrity; overproduction suppresses pkc1 mutations regulation of cell cycle|positive regulation of gene expression|G1/S transition of mitotic cell cycle molecular_function nucleus|cytoplasm YDL033C SLM3 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0434595031161399 0.0118939701441848 578 tRNA-specific 2-thiouridylase, responsible for 2-thiolation of the wobble base of mitochondrial tRNAs; human ortholog is implicated in myoclonus epilepsy associated with ragged red fibers (MERRF) mitochondrial tRNA thio-modification tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase activity mitochondrion YNL074C MLF3 hom 0.0433219924462265 0.0120883320384149 579 Serine-rich protein of unknown function, predicted to be palmitoylated; overproduction suppresses the growth inhibition caused by exposure to the immunosuppressant leflunomide response to drug molecular_function cytoplasm YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0432719330693458 0.0122009384307862 580 Mitochondrial protein of the mitochondrial carrier family, involved in activating mitochondrial Sod2p probably by facilitating insertion of an essential manganese cofactor manganese ion transport|transport transporter activity|metallochaperone activity mitochondrion|integral to membrane|mitochondrial inner membrane YBL018C POP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0432489450344288 0.012298877857695 581 Subunit of both RNase MRP and nuclear RNase P; RNase MRP cleaves pre-rRNA, while nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs tRNA processing|intronic box C/D snoRNA processing|mRNA cleavage|rRNA processing ribonuclease MRP activity|ribonuclease P activity nucleolar ribonuclease P complex|ribonuclease MRP complex YGL241W KAP114 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0431500658193322 0.0124338328223289 582 Karyopherin, responsible for nuclear import of specific proteins; cargoes include Spt15p, Sua7p, histones H2A and H2B, and Nap1p; amino terminus shows similarity to those of other importins, particularly Cse1p; localization is primarily nuclear; function is regulated by sumoylation; protein abundance increases in response to DNA replication stress protein import into nucleus|transcription factor import into nucleus protein transporter activity integral to membrane|nucleus|cytoplasm YDR326C YSP2 hom FT MITOCHONDRION 0.0430868190527849 0.0125631149798488 583 Protein involved in programmed cell death; mutant shows resistance to cell death induced by amiodarone or intracellular acidification; YSP2 has a paralog, YHR080C, that arose from the whole genome duplication apoptotic process molecular_function mitochondrion YKL027W YKL027W hom FT MITOCHONDRION 0.0430263106574955 0.0127011994299695 584 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YDR527W RBA50 het FF|FT TRANSCRIPTION FROM RNA POL II 0.042967292211748 0.0128106907593261 585 Protein involved in transcription; interacts with RNA polymerase II subunits Rpb2p, Rpb3, and Rpb11p; has similarity to human RPAP1 transcription from RNA polymerase II promoter molecular_function cytoplasm YLR171W_d YLR171W hom 0.0429649273610224 0.0128827106747901 586 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR122W AXL1 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.0429249127648982 0.0128995019688034 587 Haploid specific endoprotease that performs one of two N-terminal cleavages during maturation of a-factor mating pheromone; required for axial budding pattern of haploid cells peptide pheromone maturation|axial cellular bud site selection metalloendopeptidase activity mating projection tip|cellular bud neck YJL080C SCP160 hom FT CELL CYCLE|SIGNALING|RNA LOCALIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0428979486205052 0.0129562915847367 588 Essential RNA-binding G protein effector of mating response pathway, mainly associated with nuclear envelope and ER, interacts in mRNA-dependent manner with translating ribosomes via multiple KH domains, similar to vertebrate vigilins meiotic telomere clustering|pheromone-dependent signal transduction involved in conjugation with cellular fusion|chromosome segregation|intracellular mRNA localization|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere G-protein alpha-subunit binding|RNA binding endoplasmic reticulum membrane|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YJL092W SRS2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0427735514933068 0.0132211586949213 589 DNA helicase and DNA-dependent ATPase involved in DNA repair and checkpoint recovery, needed for proper timing of commitment to meiotic recombination and transition from Meiosis I to II; blocks trinucleotide repeat expansion; affects genome stability DNA repair|double-strand break repair via nonhomologous end joining|DNA duplex unwinding DNA helicase activity nucleus YPL052W OAZ1 hom FT TRANSLATION|PROTEOLYSIS 0.0426125802093959 0.0136409762434868 590 Regulator of ornithine decarboxylase (Spe1p), antizyme that binds to Spe1p to stimulate ubiquitin-independent degradation by the proteasome; binding of polyamines to nascent Oaz1p during translation stimulates +1 ribosomal frameshifting, allowing translation of full-length Oaz1p Unknown|regulation of proteasomal protein catabolic process ornithine decarboxylase inhibitor activity cytoplasm YDR010C_d YDR010C hom 0.0426066806525884 0.0137385272787018 591 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL059C ARP5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0425676213060233 0.0136701534226333 592 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes nucleosome mobilization|chromatin remodeling ATP-dependent 3'-5' DNA helicase activity nucleus|Ino80 complex YOR022C_p YOR022C hom FT LIPID METABOLISM|MITOCHONDRION 0.0425467082850794 0.0137164951076726 593 Putative carboxylic ester hydrolase; similar to bovine phospholipase A1; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phospholipase activity mitochondrion YPL253C VIK1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0425274367389474 0.013759322137099 594 Protein that forms a complex with Kar3p at the spindle pole body, possible regulator of Kar3p function in microtubule-mediated processes; required for sister chromatid cohesion; has similarity to Cik1p microtubule-based process|mitotic sister chromatid cohesion microtubule motor activity kinesin complex|spindle pole body YPL038W MET31 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0424816922005542 0.0138614528725446 595 Zinc-finger DNA-binding transcription factor; involved in transcriptional regulation of the methionine biosynthetic genes; MET31 has a paralog, MET32, that arose from the whole genome duplication regulation of sulfur amino acid metabolic process|regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YNL276C_d YNL276C hom 0.0424236249434882 0.0139920589948017 596 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene MET2/YNL277W Unknown Unknown Unknown YDR023W SES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0423763410673992 0.0140992117158446 597 Cytosolic seryl-tRNA synthetase, class II aminoacyl-tRNA synthetase that aminoacylates tRNA(Ser), displays tRNA-dependent amino acid recognition which enhances discrimination of the serine substrate, interacts with peroxin Pex21p seryl-tRNA aminoacylation serine-tRNA ligase activity cytoplasm YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0423759218576733 0.014100164939492 598 Cardiolipin synthase; produces cardiolipin, which is a phospholipid of the mitochondrial inner membrane that is required for normal mitochondrial membrane potential and function; also required for normal vacuolar ion homeostasis lipid biosynthetic process|cellular ion homeostasis|mitochondrial membrane organization cardiolipin synthase activity mitochondrion|integral to membrane YOL072W THP1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0423290411414418 0.0142071243730144 599 Nuclear pore-associated protein; component of TREX-2 complex (Sac3p-Thp1p-Sus1p-Cdc31p) involved in transcription elongation and mRNA export from the nucleus; involved in post-transcriptional tethering of active genes to the nuclear periphery and to non-nascent mRNP; contains a PAM domain implicated in protein-protein binding mRNA export from nucleus|mRNA 3'-end processing|transcription-coupled nucleotide-excision repair|cellular bud site selection|nuclear retention of pre-mRNA at the site of transcription|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|transcription elongation from RNA polymerase II promoter double-stranded DNA binding|RNA binding nuclear envelope|nucleus|transcription export complex 2|nuclear pore YPL180W TCO89 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0423286506001305 0.0142080183991019 600 Subunit of TORC1 (Tor1p or Tor2p-Kog1p-Lst8p-Tco89p), a complex that regulates growth in response to nutrient availability; cooperates with Ssd1p in the maintenance of cellular integrity; deletion strains are hypersensitive to rapamycin TOR signaling cascade|fungal-type cell wall organization|response to salt stress|regulation of cell growth|glycerol metabolic process molecular_function TORC1 complex|fungal-type vacuole membrane|extrinsic to internal side of plasma membrane|extrinsic to vacuolar membrane YEL027W VMA3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0423275028532876 0.0142540374575293 601 Proteolipid subunit of the vacuolar H(+)-ATPase V0 sector (subunit c; dicyclohexylcarbodiimide binding subunit); required for vacuolar acidification and important for copper and iron metal ion homeostasis cellular copper ion homeostasis|cellular iron ion homeostasis|endocytosis|vacuole organization|proton transport|vacuolar acidification|protein targeting to vacuole hydrogen ion transmembrane transporter activity vacuolar proton-transporting V-type ATPase, V0 domain|integral to membrane YGL012W ERG4 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0422875635086509 0.0143023524872529 602 C-24(28) sterol reductase, catalyzes the final step in ergosterol biosynthesis; mutants are viable, but lack ergosterol ergosterol biosynthetic process delta24(24-1) sterol reductase activity integral to membrane|endoplasmic reticulum YIL153W RRD1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0422163953187269 0.0144670586976484 603 Peptidyl-prolyl cis/trans-isomerase; activator of the phosphotyrosyl phosphatase activity of PP2A; involved in G1 phase progression, microtubule dynamics, bud morphogenesis and DNA repair; required for rapid reduction of Sgs1p levels in response to rapamycin; subunit of the Tap42p-Sit4p-Rrd1p complex; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress DNA repair|mitotic spindle organization in nucleus|G1/S transition of mitotic cell cycle|response to osmotic stress|regulation of transcription from RNA polymerase II promoter in response to stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity nuclear chromatin|nucleus|cytoplasm YJR054W KCH1 hom 0.0421595002715525 0.0145999324859612 604 Potassium transporter that mediates K+ influx; activates the high-affinity Ca2+ influx system (HACS) during the mating pheromone response; expression is up-regulated in response to alpha factor; localized to sites of polarized growth; similar to Prm6p; member of a fungal-specific gene family; potential Cdc28p substrate biological_process molecular_function integral to membrane|fungal-type vacuole YNL293W MSB3 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0421528430921674 0.0146302997672724 605 Rab GTPase-activating protein; regulates endocytosis via activation of Vps21p and Ypt7p; also acts on Ypt52p and Sec4p; also required for proper actin organization; localizes to the plasma membrane and sites of polarized growth, and a portion localizes to endosomes and vacuoles; similar to Msb4p; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|exocytosis Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.04209526699997 0.0147512354953372 606 Integral ER membrane protein, regulates phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PI4P levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; interacts with FFAT motif of Opi1p; involved in telomeric silencing; null shows inositol auxotrophy above 34 deg C; VAP homolog; SCS2 has a paralog, SCS22, that arose from the whole genome duplication endoplasmic reticulum inheritance|regulation of intracellular lipid transport|negative regulation of transcription factor import into nucleus|phospholipid biosynthetic process|chromatin silencing at telomere phosphatidylinositol binding|FFAT motif binding nuclear membrane|integral to endoplasmic reticulum membrane|nuclear envelope|endoplasmic reticulum|cellular bud tip YNL083W SAL1 hom FT MITOCHONDRION 0.0420419509650434 0.0149677632341502 607 ADP/ATP transporter; member of the Ca2+-binding subfamily of mitochondrial carriers, with two EF-hand motifs; transport activity of either Sal1p or Pet9p is critical for viability; polymorphic in different S. cerevisiae strains ATP transport|ADP transport|mitochondrial transport ATP:ADP antiporter activity|calcium ion binding mitochondrion|integral to membrane|mitochondrial inner membrane YJL124C LSM1 hom FF|FT RNA PROCESSING|NUCLEUS 0.0420102430245292 0.0150891867747411 608 Lsm (Like Sm) protein; forms heteroheptameric complex (with Lsm2p, Lsm3p, Lsm4p, Lsm5p, Lsm6p, and Lsm7p) involved in degradation of cytoplasmic mRNAs; unlike most Sm-like proteins, Lsm1p requires both its SM-domain and C-terminal domain for RNA-binding; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay RNA binding|RNA cap binding mRNA cap binding complex|cytoplasmic mRNA processing body|cytoplasm YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0419200485242047 0.0152927169604995 609 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YPR161C SGV1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0419197203319403 0.0151718080740761 610 Cyclin (Bur2p)-dependent protein kinase that functions in transcriptional regulation; phosphorylates the carboxy-terminal domain of Rpo21p and the C-terminal repeat domain of Spt5p; regulated by Cak1p; similar to metazoan CDK9 proteins phosphorylation of RNA polymerase II C-terminal domain|protein phosphorylation|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|nucleus YGR202C PCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0418680823221586 0.0153433132814233 611 Cholinephosphate cytidylyltransferase; a rate-determining enzyme of the CDP-choline pathway for phosphatidylcholine synthesis, inhibited by Sec14p, activated upon lipid-binding; contains an element within the regulatory domain involved in both silencing and activation of enzymatic activity phosphatidylcholine biosynthetic process|CDP-choline pathway choline-phosphate cytidylyltransferase activity nuclear envelope|Golgi apparatus|nucleus YGL048C RPT6 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0418648665307042 0.0153053729332817 612 ATPase of the 19S regulatory particle of the 26S proteasome; one of six ATPases of the regulatory particle; involved in the degradation of ubiquitinated substrates; bound by ubiquitin-protein ligases Ubr1p and Ufd4p; localized mainly to the nucleus throughout the cell cycle; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of sequence-specific DNA binding transcription factor activity|nucleotide-excision repair|proteasome regulatory particle assembly|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|negative regulation of sequence-specific DNA binding transcription factor activity|chromatin remodeling ATPase activity|protein domain specific binding proteasome regulatory particle, base subcomplex|proteasome storage granule|nucleus YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.0417734180964244 0.0156076010381177 613 Ubiquitin-protein ligase (E3); interacts with Rpt4p and Rpt6p, two subunits of the 19S particle of the 26S proteasome; cytoplasmic E3 involved in the degradation of ubiquitin fusion proteins; relative distribution to the nucleus increases upon DNA replication stress protein monoubiquitination|protein polyubiquitination ubiquitin-protein ligase activity mitochondrion|cytoplasm YCR088W ABP1 hom FT PROTEIN LOCALIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0417165534782112 0.0156716983086874 614 Actin-binding protein of the cortical actin cytoskeleton, important for activation of the Arp2/3 complex that plays a key role actin in cytoskeleton organization; phosphorylation within its PRR (Proline-Rich Region), mediated by Cdc28p and Pho85p, protects Abp1p from proteolysis mediated by its own PEST sequences protein localization|actin cortical patch assembly actin filament binding cell cortex|mating projection tip|cytoplasm|actin cortical patch YJL206C_p YJL206C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0416915240472742 0.0157342742329627 615 Putative protein of unknown function; similar to transcriptional regulators from the Zn[2]-Cys[6] binuclear cluster protein family; mRNA is weakly cell cycle regulated, peaking in S phase; induced rapidly upon MMS treatment biological_process molecular_function cellular_component YBL085W BOI1 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0416394698702265 0.0158651184972115 616 Protein implicated in polar growth; functionally redundant with Boi2p; interacts with bud-emergence protein Bem1p; contains an SH3 (src homology 3) domain and a PH (pleckstrin homology) domain; relocalizes from bud neck to cytoplasm upon DNA replication stress; BOI1 has a paralog, BOI2, that arose from the whole genome duplication cytokinesis, completion of separation|establishment of cell polarity|budding cell apical bud growth|Rho protein signal transduction phospholipid binding site of polarized growth|cellular bud|mating projection tip|cellular bud neck YBR111W-A SUS1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE|HISTONE ACETYLTRANSFERASE 0.0416386914667527 0.015961298240672 617 Component of both the SAGA histone acetylase and TREX-2 complexes; interacts with RNA polymerase II; involved in mRNA export coupled transcription activation and elongation; involved in post-transcriptional tethering of active genes to the nuclear periphery and to non-nascent mRNP poly(A)+ mRNA export from nucleus|regulation of protein localization|nuclear retention of pre-mRNA at the site of transcription|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|histone deubiquitination|histone H3-K4 methylation|transcription elongation from RNA polymerase II promoter|histone H3-K79 methylation|positive regulation of transcription from RNA polymerase II promoter enzyme activator activity DUBm complex|nucleoplasm|transcription export complex 2|SAGA complex|nuclear pore YGL160W AIM14 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0415950837628445 0.0159931846491348 618 NADPH oxidase localized to the perinuclear ER; produces superoxide from NADPH; overexpression causes MCA1 dependent apoptosis; likely involved in superoxide-mediated regulation of the actin cytoskeleton; member of a conserved superfamily of NADPH oxidases (NOX enzymes); has similarity to iron/copper reductases (FRE1-8), particularly Fre8p biological_process oxidoreductase activity, oxidizing metal ions integral to membrane|ribosome YLR342W FKS1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE|CYTOSKELETON 0.0415651317237511 0.0160536341427083 619 Catalytic subunit of 1,3-beta-D-glucan synthase, functionally redundant with alternate catalytic subunit Gsc2p; binds to regulatory subunit Rho1p; involved in cell wall synthesis and maintenance; localizes to sites of cell wall remodeling (1->3)-beta-D-glucan biosynthetic process|positive regulation of endocytosis|regulation of cell size 1,3-beta-D-glucan synthase activity mitochondrion|1,3-beta-D-glucan synthase complex|integral to membrane|plasma membrane|cellular bud neck|cellular bud tip|actin cortical patch YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0415063391047348 0.0162838000671157 620 P-type ATPase, ion transporter of the ER membrane; required to maintain normal lipid composition of intracellular compartments and proper targeting of mitochondrial outer membrane tail-anchored proteins; involved in ER function and Ca2+ homeostasis; required for regulating Hmg2p degradation; confers sensitivity to a killer toxin (SMKT) produced by Pichia farinosa KK1 cellular calcium ion homeostasis|transmembrane transport ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|endoplasmic reticulum membrane|cis-Golgi network YNL105W_d RRT16 hom 0.0415002161045343 0.0162198619928989 621 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene INP52; identified in a screen for mutants with decreased levels of rDNA transcription Unknown Unknown Unknown YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0414265947720666 0.0164102103561165 622 Glycosylphosphatidylinositol-alpha 1,4 mannosyltransferase I, involved in GPI anchor biosynthesis, requires Pbn1p for function; homolog of mammalian PIG-M fungal-type cell wall organization|GPI anchor biosynthetic process mannosyltransferase activity integral to membrane|endoplasmic reticulum membrane YPL032C SVL3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|SITE OF POLARIZED GROWTH 0.0412710412801059 0.0169829902627858 623 Protein of unknown function; mutant phenotype suggests a potential role in vacuolar function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck; relocalizes from bud neck to cytoplasm upon DNA replication stress endocytosis molecular_function cellular bud|cellular bud neck|cytoplasm YNL288W CAF40 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0412483542017439 0.0168791965763368 624 Evolutionarily conserved subunit of the CCR4-NOT complex involved in controlling mRNA initiation, elongation and degradation; binds Cdc39p positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT core complex YBR193C MED8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.041018247048384 0.0175020172708981 625 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II transcription corepressor activity|structural molecule activity core mediator complex YKL165C MCD4 het FF|FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0410003593965809 0.0175512660405207 626 Protein involved in glycosylphosphatidylinositol (GPI) anchor synthesis; multimembrane-spanning protein that localizes to the endoplasmic reticulum; highly conserved among eukaryotes GPI anchor biosynthetic process|ATP transport mannose-ethanolamine phosphotransferase activity integral to membrane|fungal-type cell wall|endoplasmic reticulum|fungal-type vacuole YDR290W_d YDR290W hom 0.0407766311594041 0.0181775744874901 627 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RTT103 Unknown Unknown Unknown YHR103W SBE22 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0407547627094326 0.0182398303170479 628 Protein involved in the transport of cell wall components from the Golgi to the cell surface; similar in structure and functionally redundant with Sbe2p; involved in bud growth fungal-type cell wall organization molecular_function cytoplasm YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0407389616564223 0.0182849293264319 629 5-aminolevulinate synthase, catalyzes the first step in the heme biosynthetic pathway; an N-terminal signal sequence is required for localization to the mitochondrial matrix; expression is regulated by Hap2p-Hap3p heme biosynthetic process 5-aminolevulinate synthase activity mitochondrion|mitochondrial matrix YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0405763942691379 0.0187546213732452 630 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair, similar to 52 kDa subunit of human TFIIH phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter double-stranded DNA binding|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0405698077656136 0.0187738715576899 631 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0404860196002626 0.0190202686826828 632 Subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde protein transport; peripheral membrane protein that assembles onto the membrane with Vps5p to promote vesicle formation; required for recruiting the retromer complex to the endosome membranes retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding endosome|retromer complex, outer shell|retromer complex YLL032C YLL032C hom 0.0404525715095255 0.0191911944075641 633 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL032C is not an essential gene biological_process molecular_function ribosome|cytoplasm YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.0404362136180581 0.0192219744327727 634 Component of two distinct complexes; subunit of the Nup84 nuclear pore sub-complex (NPC) and the Seh1-associated (SEA) complex; the the NUP84 subcomplex contributes to nucleocytoplasmic transport and NPC biogenesis; the SEA complex is a coatamer-related complex that associates dynamically with the vacuole; homologous to human SEH1 nucleocytoplasmic transport structural constituent of nuclear pore fungal-type vacuole membrane|integral to membrane|nuclear pore|Seh1-associated complex|nuclear pore outer ring YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0403847345776217 0.0193218883698157 635 Protein that stimulates the activity of serine palmitoyltransferase (Lcb1p, Lcb2p) several-fold; involved in sphingolipid biosynthesis 3-keto-sphinganine metabolic process|sphingolipid biosynthetic process enzyme activator activity SPOTS complex YOL060C MAM3 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS 0.0403580232238234 0.0194021257967489 636 Protein required for normal mitochondrial morphology, has similarity to hemolysins cellular manganese ion homeostasis|mitochondrion organization molecular_function fungal-type vacuole membrane|integral to membrane YKL036C_d YKL036C het 0.0403289694570611 0.0194897297839092 637 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the essential gene UGP1 gene and uncharacterized ORF YKL037W Unknown Unknown Unknown YFR052W RPN12 het FT PROTEOLYSIS 0.0403282404247646 0.0194919324240256 638 Subunit of the 19S regulatory particle of the 26S proteasome lid; synthetically lethal with RPT1, which is an ATPase component of the 19S regulatory particle; physically interacts with Nob1p and Rpn3p; protein abundance increases in response to DNA replication stress ubiquitin-dependent protein catabolic process molecular_function proteasome storage granule|proteasome regulatory particle, lid subcomplex YLR143W DPH6 hom 0.0402263445616501 0.0198019388472483 639 Diphthamide synthetase; catalyzes the last amidation step of diphthamide biosynthesis using ammonium and ATP; evolutionarily conserved in eukaryotes; dph6 mutants exhibit diphthine accumulation and resistance to sordarin, which is indicative of defects in diphthamide formation on EF2; green fluorescent protein (GFP)-tagged protein localizes to the cytoplasm; DPH6/YLR143W is not an essential gene biological_process molecular_function cytoplasm YFL029C CAK1 het FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0401762915660986 0.0199557891827068 640 Cyclin-dependent kinase-activating kinase required for passage through the cell cycle, phosphorylates and activates Cdc28p; nucleotide-binding pocket differs significantly from those of most other protein kinases G2/M transition of mitotic cell cycle|meiosis|G1 phase of mitotic cell cycle|protein phosphorylation cyclin-dependent protein kinase activating kinase activity cytoplasm YIR003W AIM21 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.040150141704524 0.0200365812982439 641 Protein of unknown function involved in mitochondrial migration along actin filament; may interact with ribosomes; GFP-fusion protein colocalizes with Sac1p to the actin cytoskeleton mitochondrion migration along actin filament molecular_function ribosome|mating projection tip|actin cytoskeleton YKL126W YPK1 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0401327440887166 0.0201462317911285 642 Serine/threonine protein kinase; phosphorylates and downregulates flippase activator Fpk1p; inactivates Orm1p and Orm2p (inhibitors of serine:palmitoyl-coenzyme A transferase) by phosphorylation in response to compromised sphingolipid synthesis; mutations affect receptor-mediated endocytosis and sphingolipid-mediated and cell integrity signaling pathways; homolog of mammalian kinase SGK; YPK1 has a paralog, YPK2, that arose from the whole genome duplication eisosome assembly|protein autophosphorylation|negative regulation of phospholipid translocation|protein phosphorylation protein serine/threonine kinase activity cytosol|plasma membrane|cellular bud neck YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0400824142092474 0.0202471588380577 643 D-ribulose-5-phosphate 3-epimerase, catalyzes a reaction in the non-oxidative part of the pentose-phosphate pathway; mutants are sensitive to oxidative stress pentose-phosphate shunt ribulose-phosphate 3-epimerase activity cytosol YML110C COQ5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0399734796000246 0.0205899064172154 644 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase, involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase activity mitochondrion|mitochondrial matrix YDR486C VPS60 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0399343800684884 0.0207141551560666 645 Cytoplasmic and vacuolar membrane protein involved in late endosome to vacuole transport; required for normal filament maturation during pseudohyphal growth; may function in targeting cargo proteins for degradation; interacts with Vta1p late endosome to vacuole transport via multivesicular body sorting pathway|filamentous growth molecular_function fungal-type vacuole membrane|cytoplasm YPL182C_d YPL182C hom 0.0397649997968571 0.0212599799407833 646 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CTI6/YPL181W Unknown Unknown Unknown YNL183C NPR1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0397535696273484 0.0212972603717859 647 Protein kinase that stabilizes several plasma membrane amino acid transporters by antagonizing their ubiquitin-mediated degradation; phosphorylates Aly2p; negatively regulates Ldb19p-mediated endocytosis through phosphorylation of Ldb19p, which prevents its association with the plasma membrane; Npr1p activity is negatively regulated via phosphorylation by the TOR complex regulation of transmembrane transporter activity|regulation of nitrogen utilization|protein phosphorylation|negative regulation of endocytosis protein serine/threonine kinase activity Golgi apparatus|plasma membrane|cytoplasm YBR071W YBR071W hom FT SITE OF POLARIZED GROWTH 0.039750061522589 0.021328067376098 648 Protein of unknown function found in the cytoplasm and bud neck; mRNA expression may be regulated by the cell cycle and/or cell wall stress; overexpression of YBR071W affects endocytic protein trafficking biological_process molecular_function cellular bud neck|cytoplasm YGL161C YIP5 hom FT GOLGI APPARATUS 0.0396233322241855 0.0217260752076283 649 Protein that interacts with Rab GTPases, localized to late Golgi vesicles; computational analysis of large-scale protein-protein interaction data suggests a possible role in vesicle-mediated transport biological_process Rab GTPase binding integral to membrane|Golgi apparatus YER014C-A BUD25 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION 0.0395902748861157 0.0218361065206266 650 Protein involved in bud-site selection; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern cellular bud site selection molecular_function cellular_component YGL175C SAE2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0395266287743536 0.0221486307456124 651 Endonuclease that processes hairpin DNA structures with the MRX complex; involved in meiotic and mitotic double-strand break repair; phosphorylated in response to DNA damage and required for normal resistance to DNA-damaging agents DNA double-strand break processing|DNA catabolic process, endonucleolytic|meiotic DNA double-strand break formation|meiotic DNA double-strand break processing|gene conversion at mating-type locus, DNA double-strand break processing double-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleus|cytoplasm YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0395183298098764 0.0220772522009117 652 Small subunit of the clathrin-associated adaptor complex AP-1, which is involved in protein sorting at the trans-Golgi network; homolog of the sigma subunit of the mammalian clathrin AP-1 complex Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YAL065C_p YAL065C hom 0.039492253540538 0.0221652246397878 653 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YPR144C NOC4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.039472803723622 0.0222310399592204 654 Nucleolar protein, forms a complex with Nop14p that mediates maturation and nuclear export of 40S ribosomal subunits ribosomal small subunit biogenesis|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|90S preribosome|Noc4p-Nop14p complex YLR181C VTA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0394561281851583 0.0222876027169323 655 Multivesicular body (MVB) protein involved in endosomal protein sorting; regulates Vps4p activity by promoting its oligomerization; has an N-terminal Vps60- and Did2- binding domain, a linker region, and a C-terminal Vps4p binding domain late endosome to vacuole transport via multivesicular body sorting pathway|positive regulation of protein oligomerization|late endosome to vacuole transport ATPase activator activity endosome|endosome membrane|multivesicular body YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0394520489227221 0.0223815088524153 656 Subunit of the Set3C deacetylase complex that interacts directly with the Set3C subunit, Sif2p; putative DNA-binding protein; mutant has increased aneuploidy tolerance negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|Set3 complex YGR027C RPS25A hom FT TRANSLATION|RIBOSOME 0.0394482617836391 0.0223143286278749 657 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S25, no bacterial homolog; RPS25A has a paralog, RPS25B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0394297361705262 0.022377379018192 658 Protein involved in localization of Cdc24p to the site of bud growth; may act as a membrane anchor; localizes to the bud neck and bud tip; potentially phosphorylated by Cdc28p budding cell bud growth molecular_function cellular bud neck|cellular bud tip YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.0393794141441939 0.0225494279118313 659 Peroxisomal adenine nucleotide transporter; involved in beta-oxidation of medium-chain fatty acid; required for peroxisome proliferation ATP transport|fatty acid beta-oxidation|peroxisome organization adenine nucleotide transmembrane transporter activity integral to membrane|cytoplasm|integral to peroxisomal membrane YIR037W HYR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0393746672162332 0.0226464317667452 660 Thiol peroxidase that functions as a hydroperoxide receptor to sense intracellular hydroperoxide levels and transduce a redox signal to the Yap1p transcription factor cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity intracellular YBR085C-A YBR085C-A hom FT NUCLEUS 0.0393060830236309 0.0228022011262442 661 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YJL085W EXO70 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0391995586266256 0.0232766121785632 662 Subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis prior to SNARE-mediated fusion; PtdIns[4,5]P2-binding protein that localizes to exocytic sites in an actin-independent manner, targeting and anchoring the exocyst with Sec3p; involved in exocyst assembly; direct downstream effector of Rho3p and Cdc42p; relocalizes from bud neck to cytoplasm upon DNA replication stress Golgi to plasma membrane transport|exocytosis|exocyst localization|exocyst assembly|vesicle fusion|vesicle docking involved in exocytosis Rho GTPase binding|phosphatidylinositol-4,5-bisphosphate binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip|exocyst YKL020C SPT23 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0391880897044316 0.0232758123174507 663 ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Mga2p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting cellular response to cold|positive regulation of unsaturated fatty acid biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette DNA binding integral to endoplasmic reticulum membrane|nucleus YGL065C ALG2 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.039148033019312 0.0233553814014784 664 Mannosyltransferase that catalyzes two consecutive steps in the N-linked glycosylation pathway; alg2 mutants exhibit temperature-sensitive growth and abnormal accumulation of the lipid-linked oligosaccharide Man2GlcNAc2-PP-Dol oligosaccharide-lipid intermediate biosynthetic process GDP-Man:Man1GlcNAc2-PP-Dol alpha-1,3-mannosyltransferase activity|glycolipid 6-alpha-mannosyltransferase activity integral to membrane|endoplasmic reticulum YGL112C TAF6 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0391455737473421 0.023364080141434 665 Subunit (60 kDa) of TFIID and SAGA complexes, involved in transcription initiation of RNA polymerase II and in chromatin modification, similar to histone H4 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YGL075C MPS2 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.039098887701265 0.023529748308866 666 Essential membrane protein localized at the nuclear envelope and spindle pole body (SPB), required for insertion of the newly duplicated SPB into the nuclear envelope; potentially phosphorylated by Cdc28p mitotic anaphase|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton nuclear envelope|spindle pole body YOR194C TOA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.039000209204837 0.0238832708083275 667 TFIIA large subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to largest and second largest subunits of human and Drosophila TFIIA transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly transcription factor TFIIA complex YLR028C ADE16 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0389596727131366 0.0240298245589042 668 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE16 has a paralog, ADE17, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine ascospore formation|'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process|aerobic respiration phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.038949933393626 0.024065151557882 669 Protein that binds tRNA and methionyl- and glutamyl-tRNA synthetases (Mes1p and Gus1p), delivering tRNA to them, stimulating catalysis, and ensuring their localization to the cytoplasm; also binds quadruplex nucleic acids; protein abundance increases in response to DNA replication stress positive regulation of ligase activity|tRNA aminoacylation for protein translation enzyme activator activity|tRNA binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding methionyl glutamyl tRNA synthetase complex|cytoplasm YCR053W THR4 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|MEMBRANE ORGANIZATION|AMINO ACID METABOLISM|NUCLEUS 0.038941926784834 0.0242423007153063 670 Threonine synthase, conserved protein that catalyzes formation of threonine from O-phosphohomoserine; expression is regulated by the GCN4-mediated general amino acid control pathway endocytosis|threonine metabolic process threonine synthase activity nucleus|cytoplasm YDR508C GNP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0389178951197395 0.0241816803314979 671 High-affinity glutamine permease; also transports Leu, Ser, Thr, Cys, Met and Asn; expression is fully dependent on Grr1p and modulated by the Ssy1p-Ptr3p-Ssy5p (SPS) sensor of extracellular amino acids; GNP1 has a paralog, AGP1, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity|L-proline transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YLR228C ECM22 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0389113735202708 0.0242690085433698 672 Sterol regulatory element binding protein; regulates transcription of sterol biosynthetic genes; contains Zn[2]-Cys[6] binuclear cluster; relocates from intracellular membranes to perinuclear foci on sterol depletion; ECM22 has a paralog, UPC2, that arose from the whole genome duplication positive regulation of ergosterol biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|membrane|perinuclear region of cytoplasm YDR273W DON1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0388759508475274 0.0243987623935117 673 Meiosis-specific component of the spindle pole body, part of the leading edge protein (LEP) coat, forms a ring-like structure at the leading edge of the prospore membrane during meiosis II meiosis|ascospore wall assembly molecular_function prospore membrane YJL179W PFD1 hom FT CYTOSKELETON ORGANIZATION 0.0387880688257289 0.0246589002208895 674 Subunit of heterohexameric prefoldin, which binds cytosolic chaperonin and transfers target proteins to it; involved in the biogenesis of actin and of alpha- and gamma-tubulin protein folding|cytoskeleton organization unfolded protein binding prefoldin complex YBR196C-B_p YBR196C-B hom 0.0387524363256948 0.0247912972396258 675 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR045W TOM6 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0387376189519067 0.0248465339541134 676 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial matrix protein channel activity mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YMR185W RTP1 het 0.0387296862440848 0.0248761495373558 677 Protein required for the nuclear import and biogenesis of RNA pol II; conflicting evidence on whether null mutant is viable with elongated buds, or inviable; interacts with Rpb2, Rpb3, Nup116p, Nup100p and components of the R2TP complex (Rvb1p, Rvb2p, Pih1p); similar to human TMCO7 gene biological_process molecular_function cellular_component YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.038654453340493 0.0251585427785363 678 Heavy metal ion homeostasis protein, facilitates trafficking of Smf1p and Smf2p metal transporters to the vacuole where they are degraded, controls metal ion transport, prevents metal hyperaccumulation, functions in copper detoxification metal ion transport|ubiquitin-dependent protein catabolic process|protein targeting to vacuole protein binding fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum YCR025C_d YCR025C hom 0.0386113061146209 0.0253217479121101 679 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR025C is not an essential gene Unknown Unknown Unknown YKL112W ABF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0385770891717793 0.0254518244476921 680 DNA binding protein with possible chromatin-reorganizing activity involved in transcriptional activation, gene silencing, and DNA replication and repair negative regulation of transcription from RNA polymerase II promoter|global genome nucleotide-excision repair|chromatin remodeling|DNA-dependent DNA replication|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette DNA replication origin binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific DNA binding, bending nucleotide-excision repair factor 4 complex|nucleus YEL048C TCA17 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|GOLGI APPARATUS 0.0384945727850686 0.0257899937909578 681 Subunit of TRAPPII, a multimeric GEF involved in intra-Golgi and endosome-to-Golgi transport; promotes association of TRAPPII-specific subunits with the core complex; sedlin related; human Sedlin mutations cause SEDT, a skeletal disorder early endosome to Golgi transport|protein complex assembly molecular_function TRAPP complex|Golgi apparatus|clathrin-coated vesicle YGR057C LST7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0384697908290671 0.0258634760188846 682 Protein possibly involved in a post-Golgi secretory pathway; required for the transport of nitrogen-regulated amino acid permease Gap1p from the Golgi to the cell surface intracellular protein transport|vesicle-mediated transport|protein transport|Golgi to plasma membrane transport protein transporter activity vesicle coat YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0384470484974367 0.0260181528886706 683 Subunit of MRX complex with Mre11p and Xrs2p; complex is involved in processing double-strand DNA breaks in vegetative cells, initiation of meiotic DSBs, telomere maintenance, and nonhomologous end joining; forms nuclear foci upon DNA replication stress base-excision repair|meiotic DNA double-strand break processing|telomere maintenance via recombination|meiosis|meiotic DNA double-strand break formation|double-strand break repair via nonhomologous end joining|telomere maintenance|double-strand break repair via break-induced replication|negative regulation of endodeoxyribonuclease activity double-stranded DNA binding|single-stranded telomeric DNA binding|ATPase activity|double-stranded telomeric DNA binding|G-quadruplex DNA binding|telomeric DNA binding|adenylate kinase activity mitochondrion|nucleus|Mre11 complex YLR339C_d YLR339C het 0.0384419313045043 0.0261049248263966 684 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPP0 Unknown Unknown Unknown YOR261C RPN8 het FT PROTEOLYSIS 0.0383360671326599 0.0263845536055385 685 Essential, non-ATPase regulatory subunit of the 26S proteasome; has similarity to the human p40 proteasomal subunit and to another S. cerevisiae regulatory subunit, Rpn11p ubiquitin-dependent protein catabolic process molecular_function proteasome storage granule|proteasome regulatory particle, lid subcomplex YDR525W_d API2 hom 0.038327356615727 0.0265088685100991 686 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 26% of ORF overlaps the dubious ORF YDR524C-A; insertion mutation in a cdc34-2 mutant background causes altered bud morphology Unknown Unknown Unknown YOR244W ESA1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0382924017792685 0.0265566555397073 687 Catalytic subunit of the histone acetyltransferase complex (NuA4); acetylates four conserved internal lysines of histone H4 N-terminal tail and can acetylate histone H2A; required for cell cycle progression and transcriptional silencing at the rDNA locus and regulation of autophagy DNA repair|histone acetylation|regulation of cell cycle|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|chromatin silencing at rDNA|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter H4 histone acetyltransferase activity|histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YDR190C RVB1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0382776211282545 0.0267056512747863 688 ATP-dependent DNA helicase, also known as pontin; member of the AAA+ and RuvB-like protein families; similar to Rvb2p; conserved component of multiple complexes including the INO80 complex, the Swr1 complex, and the R2TP complex (Rvb1-Rvb2-Tah1-Pih1); involved in multiple processes such as chromatin remodeling, box C/D snoRNP assembly, and RNA polymerase II assembly regulation of transcription from RNA polymerase II promoter|box C/D snoRNP assembly|chromatin remodeling|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.0382644604357404 0.0266672909530994 689 Ribosomal 60S subunit protein L42B; required for propagation of the killer toxin-encoding M1 double-stranded RNA satellite of the L-A double-stranded RNA virus; homologous to mammalian ribosomal protein L36A, no bacterial homolog; RPL42B has a paralog, RPL42A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR181C RPS6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0382264897989572 0.0268182755721709 690 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S6, no bacterial homolog; RPS6B has a paralog, RPS6A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|cytoplasm YMR319C FET4 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.038131146738355 0.0273616560469094 691 Low-affinity Fe(II) transporter of the plasma membrane intracellular copper ion transport|zinc ion transport|low-affinity iron ion transport|copper ion import copper ion transmembrane transporter activity|iron ion transmembrane transporter activity integral to membrane|plasma membrane|integral to plasma membrane YDL025C RTK1 hom FT PROTEIN PHOSPHORYLATION 0.0381147452110378 0.0272668995387842 692 Putative protein kinase, potentially phosphorylated by Cdc28p; interacts with ribosome biogenesis factors, Cka2, Gus1 and Arc1; protein abundance increases in response to DNA replication stress biological_process protein serine/threonine kinase activity|protein kinase activity cellular_component YDL048C STP4 hom FT NUCLEUS|MITOCHONDRION 0.0379703805801892 0.0278560559384011 693 Protein containing a Kruppel-type zinc-finger domain; has similarity to Stp1p, Stp2p, and Stp3p; predicted to be a transcription factor; relative distribution to the nucleus increases upon DNA replication stress biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YNL062C GCD10 het FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0379479548986809 0.0281125749984588 694 Subunit of tRNA (1-methyladenosine) methyltransferase with Gcd14p, required for the modification of the adenine at position 58 in tRNAs, especially tRNAi-Met; first identified as a negative regulator of GCN4 expression tRNA methylation tRNA (adenine-N1-)-methyltransferase activity tRNA (m1A) methyltransferase complex|nucleus YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0378813594449169 0.02824832374369 695 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; contributes to clathrin-coated vesicle formation and endocytosis; mutations in human homolog ATP8B1 result in liver disease intracellular protein transport|post-Golgi vesicle-mediated transport|phospholipid translocation|endocytosis|ribosomal small subunit assembly phospholipid-translocating ATPase activity trans-Golgi network|integral to membrane YJR128W_d YJR128W hom 0.0378754388163618 0.0282494682435085 696 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RSF2 Unknown Unknown Unknown YBL091C-A SCS22 hom FT LIPID METABOLISM 0.0378032990495093 0.0285515862718407 697 Protein involved in regulation of phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; similar to D. melanogaster inturned protein; SCS22 has a paralog, SCS2, that arose from the whole genome duplication phospholipid biosynthetic process|chromatin silencing at telomere molecular_function cellular_component YEL071W DLD3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0378031950849011 0.0285520236703509 698 D-lactate dehydrogenase, part of the retrograde regulon which consists of genes whose expression is stimulated by damage to mitochondria and reduced in cells grown with glutamate as the sole nitrogen source, located in the cytoplasm lactate metabolic process|filamentous growth D-lactate dehydrogenase (cytochrome) activity cytoplasm YER148W SPT15 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0377194748055843 0.0289061285442191 699 TATA-binding protein, general transcription factor that interacts with other factors to form the preinitiation complex at promoters, essential for viability transposon integration|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly RNA polymerase III regulatory region DNA binding|RNA polymerase I transcription factor recruiting transcription factor activity|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|RNA polymerase II activating transcription factor binding|DNA binding, bending|sequence-specific DNA binding|RNA polymerase II core promoter sequence-specific DNA binding|TFIIIB-type transcription factor activity|chromatin binding|RNA polymerase I transcription factor binding transcription factor TFIIIB complex|RNA polymerase I upstream activating factor complex|nucleus|RNA polymerase I core factor complex|transcription factor TFIID complex YDR386W MUS81 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0377064455259224 0.0289615758675521 700 Subunit of the structure-specific Mms4p-Mus81p endonuclease that cleaves branched DNA; involved in DNA repair, replication fork stability, and joint molecule formation/resolution during meiotic recombination; helix-hairpin-helix protein; phosphorylation of the non-catalytic subunit Mms4p by Cdc28p and Cdcp during mitotic cell cycle activates the function of Mms4p-Mus81p DNA repair|DNA topological change|reciprocal meiotic recombination|resolution of meiotic recombination intermediates|response to DNA damage stimulus crossover junction endodeoxyribonuclease activity|endonuclease activity Holliday junction resolvase complex|nucleus YGR223C HSV2 hom FT MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0376686653953162 0.0291228704423178 701 Phosphatidylinositol 3,5-bisphosphate-binding protein, plays a role in micronucleophagy; belongs to the PROPPIN family of proteins; predicted to fold as a seven-bladed beta-propeller; displays punctate cytoplasmic localization piecemeal microautophagy of nucleus phosphatidylinositol binding endosome|fungal-type vacuole|extrinsic to membrane|cytoplasm YMR044W IOC4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0376589967815935 0.0292847729928344 702 Member of a complex (Isw1b) with Isw1p and Ioc2p; interacts directly with H3K36me3 nucleosomes through its PWWP domain to recruit the Isw1b complex to open reading frames in a Set2p-dependent manner; Isw1b exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YKL134C OCT1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0376532971634511 0.0291887027411811 703 Mitochondrial intermediate peptidase, cleaves destabilizing N-terminal residues of a subset of proteins upon import, after their cleavage by mitochondrial processing peptidase (Mas1p-Mas2p); may contribute to mitochondrial iron homeostasis cellular iron ion homeostasis|protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion YMR209C_p YMR209C hom 0.0376224340403218 0.0293212966284513 704 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YMR001C-A_p YMR001C-A hom 0.0375961024585125 0.0294348313164265 705 Putative protein of unknown function biological_process molecular_function cellular_component YGR023W MTL1 hom FT CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|PLASMA MEMBRANE 0.0375735564116534 0.0297270421572128 706 Putative plasma membrane sensor, involved in cell integrity signaling and stress response during glucose starvation and oxidative stress; has structural and functional similarity to Mid2p cellular response to glucose starvation|fungal-type cell wall organization|cellular response to oxidative stress molecular_function integral to plasma membrane YBL058W SHP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.037523529210171 0.0298718415952675 707 UBX (ubiquitin regulatory X) domain-containing protein that regulates Glc7p phosphatase activity and interacts with Cdc48p; interacts with ubiquitylated proteins in vivo and is required for degradation of a ubiquitylated model substrate glycogen metabolic process|proteasomal ubiquitin-dependent protein catabolic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|ascospore formation|sister chromatid biorientation|autophagic vacuole assembly protein phosphatase type 1 regulator activity nucleus|cytoplasm YOR068C VAM10 hom FT MEMBRANE ORGANIZATION 0.0374419462957927 0.0301071236169438 708 Protein involved in vacuole morphogenesis; acts at an early step of homotypic vacuole fusion that is required for vacuole tethering vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane YDL213C NOP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0374355947196843 0.0301351042091586 709 rRNA-binding protein required for 40S ribosomal subunit biogenesis; contains an RNA recognition motif (RRM); hydrophilin essential to overcome the stress of the desiccation-rehydration process; NOP6 may be a fungal-specific gene as no homologs have been yet identified in higher eukaryotes ribosomal small subunit biogenesis RNA binding|rRNA binding nucleolus|90S preribosome YDR154C_d YDR154C hom 0.0374145493505638 0.0302526251249847 710 Dubious open reading frame, null mutant exhibits synthetic phenotype with alpha-synuclein Unknown Unknown Unknown YPL232W SSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0372955159987631 0.0307578958607032 711 Plasma membrane t-SNARE involved in fusion of secretory vesicles at the plasma membrane and in vesicle fusion during sporulation; forms a complex with Sec9p that binds v-SNARE Snc2p; syntaxin homolog; functionally redundant with Sso2p ascospore formation|ascospore-type prospore assembly|vesicle fusion phosphatidic acid binding|phosphatidylinositol-3,4-bisphosphate binding|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|SNAP receptor activity SNARE complex|fungal-type vacuole membrane|plasma membrane|prospore membrane YBR227C MCX1 hom FT MITOCHONDRION 0.0372586436729727 0.0309236556811274 712 Mitochondrial matrix protein; putative ATP-binding chaperone with non-proteolytic function; similar to bacterial ClpX proteins protein refolding molecular_function mitochondrion|mitochondrial matrix YCL021W-A_p YCL021W-A hom 0.0372466373491005 0.0310530423516646 713 Putative protein of unknown function biological_process molecular_function cellular_component YDR484W VPS52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS|CYTOSKELETON 0.0372425587203959 0.0310714825806447 714 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; involved in localization of actin and chitin actin filament-based process|Golgi to vacuole transport|retrograde transport, endosome to Golgi protein binding Golgi apparatus|GARP complex YNL053W MSG5 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.037144886640781 0.0314398900536911 715 Dual-specificity protein phosphatase; exists in 2 isoforms; required for maintenance of a low level of signaling through the cell integrity pathway, adaptive response to pheromone; regulates and is regulated by Slt2p; dephosphorylates Fus3p adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|regulation of fungal-type cell wall organization|inactivation of MAPK activity involved in cell wall biogenesis|regulation of MAPK export from nucleus|protein dephosphorylation|inactivation of MAPK activity involved in conjugation with cellular fusion protein tyrosine/serine/threonine phosphatase activity nucleus|cytoplasm YOL158C ENB1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0371200154497139 0.0315537358278152 716 Endosomal ferric enterobactin transporter, expressed under conditions of iron deprivation; member of the major facilitator superfamily; expression is regulated by Rcs1p and affected by chloroquine treatment ferric-enterobactin transport ferric-enterobactin transmembrane transporter activity integral to membrane|cellular bud membrane|plasma membrane YOR008C-A_p YOR008C-A hom 0.0370153144520388 0.0321138453983905 717 Putative protein of unknown function, includes a potential transmembrane domain; deletion results in slightly lengthened telomeres biological_process molecular_function cellular_component YGL069C_d YGL069C het 0.0369835752141571 0.0321845865411163 718 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 92% of ORF overlaps the uncharacterized ORF YGL068W; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YGR124W ASN2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0368757482808005 0.0327687672409566 719 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN2 has a paralog, ASN1, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YDR435C PPM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0368606966093565 0.0328400762126474 720 Carboxyl methyltransferase, methylates the C terminus of the protein phosphatase 2A catalytic subunit (Pph21p or Pph22p), which is important for complex formation with regulatory subunits cellular protein complex assembly|C-terminal protein methylation protein C-terminal leucine carboxyl O-methyltransferase activity cellular_component YAR042W SWH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0368425040971184 0.0328481778953036 721 Protein similar to mammalian oxysterol-binding protein; contains ankyrin repeats; localizes to the Golgi and the nucleus-vacuole junction endocytosis|maintenance of cell polarity|exocytosis|sterol transport lipid binding|oxysterol binding|1-phosphatidylinositol binding|sterol transporter activity nuclear envelope|endoplasmic reticulum|Golgi trans cisterna|early endosome YBR194W AIM4 hom 0.0367846001739049 0.0332552046209433 722 Protein proposed to be associated with the nuclear pore complex; null mutant is viable, displays elevated frequency of mitochondrial genome loss and is sensitive to freeze-thaw stress biological_process molecular_function cytoplasm YJR079W_p YJR079W hom 0.0367683621846644 0.0334915917695267 723 Putative protein of unknown function; mutation results in impaired mitochondrial respiration biological_process molecular_function cellular_component YJR006W POL31 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0367318539624554 0.0333768322348697 724 Subunit of DNA polymerase delta (polymerase III); essential for cell viability; involved in DNA replication and DNA repair mismatch repair|RNA-dependent DNA replication|lagging strand elongation|base-excision repair|postreplication repair|DNA replication, removal of RNA primer|leading strand elongation|nucleotide-excision repair single-stranded DNA specific 3'-5' exodeoxyribonuclease activity|DNA-directed DNA polymerase activity delta DNA polymerase complex YLR036C_p YLR036C hom 0.0367282588807465 0.0333941298382229 725 Putative protein of unknown function predicted to have transmembrane domains; interacts with HSP90 by yeast two-hybrid analysis; YLR036C is not an essential protein biological_process molecular_function integral to membrane YIR035C_p YIR035C hom FT OXIDATION-REDUCTION PROCESS 0.0366746820631316 0.0337323598986833 726 Putative cytoplasmic short-chain dehydrogenase/reductase biological_process molecular_function integral to membrane|cytoplasm YPR084W_p YPR084W hom 0.0366741198247612 0.0338680941635017 727 Putative protein of unknown function biological_process molecular_function cellular_component YPL101W ELP4 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0366430572437539 0.0338063238612809 728 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex|cytoplasm YJR111C_p YJR111C hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0366222798234261 0.0339074992217228 729 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondria biological_process molecular_function mitochondrion YDL173W PAR32 hom 0.0366081712921881 0.0339763479371084 730 Putative protein of unknown function; hyperphosphorylated upon rapamycin treatment in a Tap42p-dependent manner; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; PAR32 is not an essential gene biological_process molecular_function cytoplasm YKR028W SAP190 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING 0.0365545193366998 0.0342392579451178 731 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap185p; SAP190 has a paralog, SAP185, that arose from the whole genome duplication TOR signaling cascade|dephosphorylation|G1/S transition of mitotic cell cycle|tRNA wobble uridine modification molecular_function cytoplasm YOR262W GPN2 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION 0.0365241439535108 0.0343888750778116 732 Putative GTPase with a role in biogenesis of RNA pol II and polIII; may be involved in assembly of RNA polymerases II and III and in their transport into the nucleus; contains a Gly-Pro-Asn motif in the G domain; similar to Npa3p and Gpn3p; highly conserved across species and homologous to human gene GPN2/ATPBD1B; required for establishment of sister chromatid cohesion establishment of mitotic sister chromatid cohesion molecular_function cytoplasm YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.0364835065222697 0.0345899119277961 733 Subunit of nuclear RNase P; nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs; not shared between RNase MRP and RNase P, in contrast to all other RNase P protein subunits; protein abundance increases in response to DNA replication stress tRNA processing|intronic box C/D snoRNA processing ribonuclease P activity nucleolar ribonuclease P complex YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0364687455497765 0.0346631837528088 734 Putative mitochondrial ribosomal protein of the large subunit; similar to E. coli L34 ribosomal protein; required for respiratory growth, as are most mitochondrial ribosomal proteins; protein increases in abundance and relocalizes to the plasma membrane upon DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YFL024C EPL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0364674009969236 0.0351870215038971 735 Subunit of NuA4, an essential histone H4/H2A acetyltransferase complex; conserved region at N-terminus is essential for interaction with the NPC (nucleosome core particle); required for autophagy; homologous to Drosophila Enhancer of Polycomb DNA repair|histone acetylation|regulation of transcription from RNA polymerase II promoter histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YLR010C TEN1 het FT NUCLEUS|CHROMOSOME 0.0364505709170259 0.0347535825925602 736 Protein that regulates telomeric length; protects telomeric ends in a complex with Cdc13p and Stn1p negative regulation of telomere maintenance|telomere capping|telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YNL119W NCS2 hom FT RNA PROCESSING 0.0364479376796198 0.0350111182424392 737 Protein required for thiolation of the uridine at the wobble position of Lys(UUU) and Glu(UUC) tRNAs; has a role in urmylation and in invasive and pseudohyphal growth; inhibits replication of Brome mosaic virus in S. cerevisiae tRNA wobble position uridine thiolation|pseudohyphal growth|protein urmylation|invasive growth in response to glucose limitation molecular_function cytosol|cytoplasm YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0364479022397288 0.0347668732615114 738 5-phospho-ribosyl-1(alpha)-pyrophosphate synthetase, synthesizes PRPP, which is required for nucleotide, histidine, and tryptophan biosynthesis; one of five related enzymes, which are active as heteromultimeric complexes fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process|regulation of cell size ribose phosphate diphosphokinase activity cytoplasm YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.0364177860675499 0.0349171602014241 739 GPI-anchored protein of unknown function, has a possible role in apical bud growth; GPI-anchoring on the plasma membrane crucial to function; phosphorylated in mitochondria; similar to Sps2p and Pst1p fungal-type cell wall organization molecular_function mitochondrion|fungal-type cell wall|plasma membrane YDR121W DPB4 hom FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0363767364518214 0.0352047251318221 740 Subunit of DNA pol epsilon and of ISW2 chromatin accessibility complex; involved in both chromosomal DNA replication and inheritance of telomeric silencing; stabilizes the interaction of Pol epsilon with primer-template DNA, positively affecting the processivity of the polymerase and exonuclease activities of Pol epsilon; interacts with extranucleosomal DNA and acts as anchor point for ISW2 complex that retains its position on DNA during nucleosome mobilization DNA-dependent DNA replication|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity chromatin accessibility complex|epsilon DNA polymerase complex YGL186C TPN1 hom FF|FT PLASMA MEMBRANE 0.0363337731398216 0.0354214963260582 741 Plasma membrane pyridoxine (vitamin B6) transporter; member of the purine-cytosine permease subfamily within the major facilitator superfamily; proton symporter with similarity to Fcy21p, Fcy2p, and Fcy22p vitamin transport vitamin transporter activity integral to membrane|plasma membrane YOR204W DED1 het FT TRANSLATION 0.0362542793945158 0.035742809061463 742 ATP-dependent DEAD (Asp-Glu-Ala-Asp)-box RNA helicase, required for translation initiation of all yeast mRNAs; mutations in human DEAD-box DBY are a frequent cause of male infertility translational initiation RNA strand annealing activity|ATP-dependent RNA helicase activity cytoplasm YPR023C EAF3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0361919074650823 0.0360621210288796 743 Esa1p-associated factor, nonessential component of the NuA4 acetyltransferase complex, homologous to Drosophila dosage compensation protein MSL3; plays a role in regulating Ty1 transposition DNA repair|histone acetylation|regulation of DNA-dependent DNA replication initiation|negative regulation of antisense RNA transcription|regulation of transcription from RNA polymerase II promoter|negative regulation of transcription, DNA-dependent|transcription elongation from RNA polymerase II promoter|histone deacetylation histone acetyltransferase activity Rpd3S complex|histone acetyltransferase complex|Rpd3L complex|NuA4 histone acetyltransferase complex YPL233W NSL1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0361903929992174 0.0360699044422291 744 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; required for accurate chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore|spindle pole YKL210W UBA1 het FT NUCLEUS 0.0361900385396943 0.036155002432427 745 Ubiquitin activating enzyme (E1); involved in ubiquitin-mediated protein degradation and essential for viability; protein abundance increases in response to DNA replication stress protein ubiquitination ubiquitin activating enzyme activity nucleus|cytoplasm YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0361698622524404 0.0361755610514529 746 Integral membrane peptide transporter, mediates transport of di- and tri-peptides; conserved protein that contains 12 transmembrane domains; PTR2 expression is regulated by the N-end rule pathway via repression by Cup9p dipeptide transport|tripeptide transport|peptide transport dipeptide transporter activity|tripeptide transporter activity|peptide transporter activity integral to membrane|plasma membrane YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0360547096717138 0.03677306621259 747 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; weak similarity with uridine kinases and with phosphoribokinases biological_process molecular_function nucleus|cytoplasm YGL120C PRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0360248250043916 0.0369294984387401 748 RNA helicase in the DEAH-box family, functions in both RNA polymerase I and polymerase II transcript metabolism, involved in release of the lariat-intron from the spliceosome maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|spliceosomal complex disassembly|ribosomal large subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA|rRNA processing ATP-dependent RNA helicase activity mitochondrion|post-mRNA release spliceosomal complex|90S preribosome YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0360133397117866 0.0369897690675647 749 Mitotic spindle protein; interacts with components of the Dam1 (DASH) complex, its effector Sli15p, and microtubule-associated protein Bim1p; also localizes to nuclear microtubules and to the bud neck in a ring-shaped structure; inhibits dynein function mitotic spindle elongation molecular_function microtubule cytoskeleton|nuclear microtubule|cellular bud neck|astral microtubule|spindle YDL007W RPT2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0359631656620095 0.0372540469234183 750 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; required for normal peptide hydrolysis by the core 20S particle positive regulation of protein catabolic process|proteasome regulatory particle assembly|peptide catabolic process|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex|nucleus YNR007C ATG3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0359370926883305 0.0373920122765458 751 E2-like enzyme involved in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; plays a role in formation of Atg8p-phosphatidylethanolamine conjugates, which are involved in membrane dynamics during autophagy and Cvt; interaction with Atg8p is regulated by its acetylation by Esa1p (catalytic subunit of NuA4 histone acetyltransferase complex) while attenuation of Atg3 acetylation is mediated by histone deacetylase Rpd3p C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity cytosol|cytoplasm YJL167W ERG20 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0357670475178306 0.0384759443210299 752 Farnesyl pyrophosphate synthetase, has both dimethylallyltranstransferase and geranyltranstransferase activities; catalyzes the formation of C15 farnesyl pyrophosphate units for isoprenoid and sterol biosynthesis farnesyl diphosphate biosynthetic process|ergosterol biosynthetic process|isoprenoid biosynthetic process dimethylallyltranstransferase activity|geranyltranstransferase activity endoplasmic reticulum|cytoplasm YAL020C ATS1 hom FT RNA PROCESSING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0357622099339516 0.0383286869770518 753 Protein required, with Elongator complex, Kti11p, and Kti12p, for modification of wobble nucleosides in tRNA; has a potential role in regulatory interactions between microtubules and the cell cycle microtubule-based process|budding cell bud growth|microtubule cytoskeleton organization|tRNA wobble uridine modification molecular_function cytoplasm YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0357005084160298 0.0386638851263341 754 Mitochondrial inner membrane citrate transporter, member of the mitochondrial carrier family mitochondrial citrate transport|transmembrane transport tricarboxylate secondary active transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YIL170W HXT12 hom 0.0356416822412255 0.0389857780353966 755 Possible pseudogene in strain S288C; YIL170W/HXT12 and the adjacent ORF, YIL171W, together encode a non-functional member of the hexose transporter family hexose transport|biological_process hexose transmembrane transporter activity|molecular_function integral to membrane YLR427W MAG2 hom 0.0355807247260433 0.039321731096994 756 Cytoplasmic protein of unknown function; induced in response to mycotoxin patulin; ubiquitinated protein similar to the human ring finger motif protein RNF10; predicted to be involved in repair of alkylated DNA due to interaction with MAG1 biological_process molecular_function cytoplasm YDR100W TVP15 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0354190700744449 0.0402245709719766 757 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p vesicle-mediated transport molecular_function COPI-coated vesicle|integral to membrane|integral to Golgi membrane YDL046W NPC2 hom 0.0354159488489583 0.0403913494619755 758 Functional homolog of human NPC2/He1, which is a cholesterol-binding protein whose deficiency causes Niemann-Pick type C2 disease involving retention of cholesterol in lysosomes intracellular sterol transport molecular_function fungal-type vacuole lumen|fungal-type vacuole YLR253W_p YLR253W hom FT MITOCHONDRION 0.0353861328213467 0.0404106644260775 759 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; transcription is periodic during the metabolic cycle; YLR253W is not an essential gene biological_process molecular_function mitochondrion YGR032W GSC2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE|CYTOSKELETON 0.0353154502752337 0.0408124805945865 760 Catalytic subunit of 1,3-beta-glucan synthase, involved in formation of the inner layer of the spore wall; activity positively regulated by Rho1p and negatively by Smk1p; has similarity to an alternate catalytic subunit, Fks1p (Gsc1p) ascospore wall assembly|(1->3)-beta-D-glucan biosynthetic process 1,3-beta-D-glucan synthase activity 1,3-beta-D-glucan synthase complex|integral to membrane|actin cap|prospore membrane YKL119C VPH2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0352363979114777 0.0412658818637595 761 Integral membrane protein required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the endoplasmic reticulum (ER) vacuolar proton-transporting V-type ATPase complex assembly|vacuolar acidification molecular_function endoplasmic reticulum membrane YIL053W RHR2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0352207665949667 0.0413560377501738 762 Constitutively expressed glycerol-1-phosphatase; involved in glycerol biosynthesis, induced in response to both anaerobic and osmotic stress; RHR2 has a paralog, HOR2, that arose from the whole genome duplication glycerol biosynthetic process|response to osmotic stress glycerol-1-phosphatase activity nucleus|cytoplasm YNL020C ARK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0352201546036615 0.0413898903231858 763 Serine/threonine protein kinase; involved in regulation of the cortical actin cytoskeleton; involved in control of endocytosis; ARK1 has a paralog, PRK1, that arose from the whole genome duplication regulation of endocytosis|actin filament organization|protein phosphorylation|cytokinesis|actin cortical patch assembly protein serine/threonine kinase activity|protein kinase activity mating projection tip|actin cortical patch YIR011C STS1 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS 0.0351141770810178 0.0420365047063513 764 Protein required for localizing proteasomes to the nucleus; interacts with the karyopherin Srp1p; involved in ubiquitin-mediated protein degradation proteasome localization|chromosome segregation|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus YDL194W SNF3 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.0350961119215366 0.0420809860647996 765 Plasma membrane low glucose sensor, regulates glucose transport; contains 12 predicted transmembrane segments and a long C-terminal tail required for induction of hexose transporters; also senses fructose and mannose; SNF3 has a paralog, RGT2, that arose from the whole genome duplication mannose transport|glucose transport|signal transduction|negative regulation of meiosis|detection of glucose|fructose transport glucose transmembrane transporter activity|receptor activity|glucose binding integral to membrane|plasma membrane YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0350799686886812 0.0421756509693287 766 Component of CORVET tethering complex; cytoplasmic protein required for the sorting and processing of soluble vacuolar proteins, acidification of the vacuolar lumen, and assembly of the vacuolar H+-ATPase vacuole inheritance|vacuolar acidification|protein targeting to vacuole molecular_function CORVET complex|cytoplasm YGR002C SWC4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0350798059011275 0.0421766064819548 767 Component of the Swr1p complex that incorporates Htz1p into chromatin; component of the NuA4 histone acetyltransferase complex DNA repair|histone acetylation|chromosome organization|chromatin modification|chromatin remodeling|histone exchange|establishment of mitotic sister chromatid cohesion DNA binding Swr1 complex|histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YKL191W DPH2 hom 0.0349958634963688 0.0426717672371186 768 Protein required, along with Dph1p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph1p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0349381998864365 0.043014753750022 769 Homoserine kinase, conserved protein required for threonine biosynthesis; expression is regulated by the GCN4-mediated general amino acid control pathway threonine biosynthetic process|methionine metabolic process|isoleucine metabolic process|homoserine metabolic process homoserine kinase activity cellular_component YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0348905758355059 0.0432997778328712 770 Protein required for nuclear migration, localizes to the mother cell cortex and the bud tip; may mediate interactions of dynein and cytoplasmic microtubules with the cell cortex mitochondrion inheritance|nuclear migration along microtubule|mitochondrial fission|microtubule cytoskeleton organization tubulin binding cell cortex|mitochondrion|cellular bud tip YJL192C SOP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0348621713022178 0.0434705336378583 771 ER-membrane protein; suppressor of pma1-7, deletion of SOP4 slows down the export of wild-type Pma1p and Pma1-7 from the ER ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YJL072C PSF2 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.034797027032158 0.0438957831152687 772 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|nuclear replication fork|nucleus|DNA replication preinitiation complex YHR123W EPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0347849247707087 0.0439377846206807 773 sn-1,2-diacylglycerol ethanolamine- and cholinephosphotranferase; not essential for viability; EPT1 has a paralog, CPT1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolaminephosphotransferase activity|diacylglycerol cholinephosphotransferase activity integral to membrane|Golgi apparatus YCR082W AHC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0347287945370168 0.0442799595164789 774 Component of the ADA histone acetyltransferase complex; Ach2p and Ach1p are unique to the ADA complex and not shared with the related SAGA and SLIK complexes; may tether Ach1p to the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex|nucleus|cytoplasm YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0346747105802497 0.0446117839089752 775 Copper-sensing transcription factor involved in regulation of genes required for high affinity copper transport cellular copper ion homeostasis|positive regulation of protein catabolic process|positive regulation of transcription from RNA polymerase II promoter core promoter proximal region DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YGR224W AZR1 hom FT PLASMA MEMBRANE 0.0346681017796744 0.0446524746594805 776 Plasma membrane transporter of the major facilitator superfamily, involved in resistance to azole drugs such as ketoconazole and fluconazole azole transport azole transporter activity integral to membrane|plasma membrane YLR272C YCS4 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0346156375130029 0.0449766117046812 777 Subunit of the condensin complex; required for establishment and maintenance of chromosome condensation, chromosome segregation, chromatin binding of condensin, tRNA gene clustering at the nucleolus, and silencing at the mating type locus; required for replication slow zone (RSZ) breakage following Mec1p inactivation maintenance of rDNA|meiotic chromosome condensation|mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation|chromatin silencing at silent mating-type cassette molecular_function nucleolus|nuclear condensin complex YJL197W UBP12 hom FT PROTEOLYSIS|NUCLEUS 0.0344502852779317 0.0460112014082296 778 Ubiquitin-specific protease; cleaves ubiquitin from ubiquitinated proteins; present in the nucleus and cytoplasm biological_process ubiquitin-specific protease activity nucleus|cytoplasm YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0344094937628987 0.0464325496334868 779 Isoamyl acetate-hydrolyzing esterase, required in balance with alcohol acetyltransferase to maintain optimal amounts of isoamyl acetate, which is particularly important in sake brewing acetate metabolic process hydrolase activity, acting on ester bonds cellular_component YNL111C CYB5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.034365767541579 0.0466458445436188 780 Cytochrome b5, involved in the sterol and lipid biosynthesis pathways; acts as an electron donor to support sterol C5-6 desaturation sterol biosynthetic process electron carrier activity endoplasmic reticulum membrane YNR074C AIF1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.0343271476504507 0.0467946117997731 781 Mitochondrial cell death effector that translocates to the nucleus in response to apoptotic stimuli, homolog of mammalian Apoptosis-Inducing Factor, putative reductase response to singlet oxygen|positive regulation of apoptotic process oxidoreductase activity, acting on a sulfur group of donors, NAD or NADP as acceptor mitochondrion|nucleus|plasma membrane YGL083W SCY1 hom FT PROTEIN PHOSPHORYLATION 0.0343106613140363 0.046900345749096 782 Putative kinase, suppressor of GTPase mutant, similar to bovine rhodopsin kinase biological_process molecular_function clathrin-coated vesicle YML103C NUP188 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0342418867475672 0.047343596331937 783 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC organization and nucleocytoplasmic transport; homologous to human NUP188 nuclear pore organization|protein import into nucleus|mRNA export from nucleus in response to heat stress structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YGL020C GET1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0341285537211066 0.048081705661105 784 Subunit of the GET complex; involved in insertion of proteins into the ER membrane; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for normal mitochondrial morphology and inheritance retrograde vesicle-mediated transport, Golgi to ER|protein insertion into ER membrane protein anchor mitochondrion|integral to membrane|endoplasmic reticulum|GET complex YHL034C SBP1 hom FT TRANSLATION|NUCLEUS 0.034098420285583 0.0482795756459372 785 Protein that binds eIF4G and has a role in repression of translation; has an RGG motif; found in cytoplasmic P bodies; found associated with small nucleolar RNAs snR10 and snR11 negative regulation of translation|negative regulation of translation in response to stress RNA binding|eukaryotic initiation factor 4G binding nucleolus|cytoplasmic mRNA processing body|cytoplasm YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.0340812835477583 0.0483924080039788 786 Cytoplasmic glyoxalase II, catalyzes the hydrolysis of S-D-lactoylglutathione into glutathione and D-lactate cellular carbohydrate metabolic process|methylglyoxal catabolic process to D-lactate hydroxyacylglutathione hydrolase activity cytoplasm YBR212W NGR1 hom FT MITOCHONDRION ORGANIZATION 0.0340768346893054 0.0484217365166065 787 RNA binding protein that negatively regulates growth rate; interacts with the 3' UTR of the mitochondrial porin (POR1) mRNA and enhances its degradation; overexpression impairs mitochondrial function; interacts with Dhh1p to mediate POR1 mRNA decay; expressed in stationary phase 3'-UTR-mediated mRNA destabilization|mitochondrion organization mRNA binding cytoplasmic mRNA processing body|cytoplasmic stress granule|perinuclear region of cytoplasm|cytoplasm YFL007W BLM10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0340641097021332 0.0485057067086842 788 Proteasome activator; binds the core proteasome and stimulates proteasome-mediated protein degradation by inducing gate opening; required for resistance to bleomycin, may be involved in protecting against oxidative damage; similar to mammalian PA200 proteasome assembly|regulation of proteasomal protein catabolic process proteasome binding|peptidase activator activity proteasome core complex|proteasome complex|integral to membrane|nucleus YMR192W GYL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0340583689665845 0.0485771872075737 789 Putative GTPase activating protein (GAP) with a role in exocytosis; stimulates Gyp5p GAP activity on Ypt1p, colocalizes with Gyp5p at sites of polarized growth; interacts with Gyp5p, Rvs161p, and Rvs167p; involved in recruiting Rvs167p to the bud tip during polarized growth; increases in abundance and relocalizes from bud neck to cytoplasm upon DNA replication stress ER to Golgi vesicle-mediated transport|regulation of exocytosis protein binding mitochondrion|incipient cellular bud site|cellular bud|cellular bud neck|cellular bud tip|cytoplasm|Golgi-associated vesicle|plasma membrane YBL021C HAP3 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0339867987279604 0.0490185010429959 790 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; contains sequences contributing to both complex assembly and DNA binding carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex YGR109C CLB6 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0339422051297579 0.049486043982483 791 B-type cyclin involved in DNA replication during S phase; activates Cdc28p to promote initiation of DNA synthesis; functions in formation of mitotic spindles along with Clb3p and Clb4p; most abundant during late G1 regulation of cyclin-dependent protein kinase activity|G1/S transition of mitotic cell cycle|regulation of S phase of mitotic cell cycle|premeiotic DNA replication cyclin-dependent protein kinase regulator activity cellular_component YDL021W GPM2 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0339096179587909 0.0495349605766781 792 Homolog of Gpm1p phosphoglycerate mutase, which converts 3-phosphoglycerate to 2-phosphoglycerate in glycolysis; may be non-functional derivative of a gene duplication event biological_process phosphoglycerate mutase activity|molecular_function cytosol|cytoplasm YLR327C TMA10 hom FT NUCLEUS|MITOCHONDRION 0.0338801766763345 0.0504883809235627 793 Protein of unknown function that associates with ribosomes; putative homolog of the F1F0-ATPase synthase regulator Stf2p; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|nucleus|cytoplasm YGR254W ENO1 hom FT MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0338540727600428 0.0500119628334653 794 Enolase I, a phosphopyruvate hydratase; catalyzes the conversion of 2-phosphoglycerate to phosphoenolpyruvate during glycolysis and the reverse reaction during gluconeogenesis; expression is repressed in response to glucose; protein abundance increases in response to DNA replication stress regulation of vacuole fusion, non-autophagic|gluconeogenesis|glycolysis phosphopyruvate hydratase activity mitochondrion|phosphopyruvate hydratase complex|plasma membrane|fungal-type vacuole|cytoplasm YER052C HOM3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0338466288507105 0.0500966336494274 795 Aspartate kinase (L-aspartate 4-P-transferase); cytoplasmic enzyme that catalyzes the first step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis threonine biosynthetic process|methionine biosynthetic process|homoserine biosynthetic process aspartate kinase activity cytoplasm YDR414C ERD1 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0338014926160745 0.050266153976578 796 Predicted membrane protein required for the retention of lumenal endoplasmic reticulum proteins; mutants secrete the endogenous ER protein, BiP (Kar2p) protein retention in ER lumen|protein glycosylation molecular_function integral to membrane|membrane YML011C RAD33 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0336152503243013 0.0515468065426829 797 Protein involved in nucleotide excision repair; green fluorescent protein (GFP)-fusion protein localizes to the nucleus nucleotide-excision repair molecular_function nucleus YLL051C FRE6 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0335882602346276 0.0517695515247308 798 Putative ferric reductase with similarity to Fre2p; expression induced by low iron levels intracellular sequestering of iron ion|copper ion import ferric-chelate reductase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YIL022W TIM44 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0335832820691675 0.0517693505608655 799 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); tethers the import motor and regulatory factors (PAM complex) to the translocation channel (Tim23p-Tim17p core complex) protein import into mitochondrial matrix protein binding, bridging|chaperone binding mitochondrion|integral to membrane|presequence translocase-associated import motor YNL032W SIW14 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0335422301589553 0.0520563075310501 800 Tyrosine phosphatase that plays a role in actin filament organization and endocytosis; localized to the cytoplasm actin filament organization|endocytosis|protein dephosphorylation|response to stress protein tyrosine phosphatase activity cytoplasm YKR057W RPS21A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0334547470174547 0.0527782249767267 801 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S21, no bacterial homolog; RPS21A has a paralog, RPS21B, that arose from the whole genome duplication cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.033447832231552 0.0527212061845155 802 Aconitase, required for the tricarboxylic acid (TCA) cycle and also independently required for mitochondrial genome maintenance; phosphorylated; component of the mitochondrial nucleoid; mutation leads to glutamate auxotrophy propionate metabolic process|glutamate biosynthetic process|tricarboxylic acid cycle|mitochondrial genome maintenance|citrate metabolic process double-stranded DNA binding|aconitate hydratase activity|single-stranded DNA binding mitochondrial nucleoid|cytosol|mitochondrion|mitochondrial matrix YNL010W_p YNL010W hom FT NUCLEUS 0.0334058071268809 0.053019487449307 803 Putative protein of unknown function with similarity to phosphoserine phosphatases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; homozygous diploid mutant shows an increase in glycogen accumulation biological_process molecular_function nucleus|cytoplasm YER073W ALD5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0332916779992427 0.0538366595458753 804 Mitochondrial aldehyde dehydrogenase, involved in regulation or biosynthesis of electron transport chain components and acetate formation; activated by K+; utilizes NADP+ as the preferred coenzyme; constitutively expressed acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity mitochondrion YPL153C RAD53 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0331693010061687 0.0547245358760689 805 Protein kinase, required for cell-cycle arrest in response to DNA damage; activated by trans autophosphorylation when interacting with hyperphosphorylated Rad9p; also interacts with ARS1 and plays a role in initiation of DNA replication DNA repair|protein localization|protein phosphorylation|nucleobase-containing compound metabolic process|DNA damage checkpoint|DNA replication initiation|deoxyribonucleoside triphosphate biosynthetic process protein serine/threonine/tyrosine kinase activity|DNA replication origin binding|protein kinase activity nucleus YPR089W_p YPR089W hom FT GOLGI APPARATUS 0.0331217393984017 0.0550728857142946 806 Protein of unknown function; exhibits genetic interaction with ERG11 and protein-protein interaction with Hsp82p biological_process molecular_function cellular_component YKL190W CNB1 hom FF|FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0330930256009766 0.0552840838632082 807 Calcineurin B; the regulatory subunit of calcineurin, a Ca++/calmodulin-regulated type 2B protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is encoded by CNA1 and/or CMP1; protein abundance increases in response to DNA replication stress adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|fungal-type cell wall organization|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity|calcium ion binding calcineurin complex YDR433W_d YDR433W hom 0.0330922046967184 0.0552901317546905 808 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0330846051097333 0.0553461467698004 809 2-enoyl thioester reductase, member of the medium chain dehydrogenase/reductase family; localized to in mitochondria, where it has a probable role in fatty acid synthesis fatty acid biosynthetic process|aerobic respiration enoyl-[acyl-carrier-protein] reductase activity mitochondrion YGR166W TRS65 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0330687124580241 0.0554634410972071 810 Subunit of TRAPPII, a multimeric guanine nucleotide-exchange factor for Ypt1p; involved in intra-Golgi traffic and the retrograde pathway from the endosome to Golgi; role in cell wall beta-glucan biosynthesis and the stress response intra-Golgi vesicle-mediated transport|protein complex assembly Rab guanyl-nucleotide exchange factor activity TRAPP complex|trans-Golgi network YDR483W KRE2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0330493263862448 0.0556432802268336 811 Alpha1,2-mannosyltransferase of the Golgi; involved in protein mannosylation; KRE2 has a paralog, KTR6, that arose from the whole genome duplication N-glycan processing|cell wall mannoprotein biosynthetic process|protein O-linked glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YDR200C VPS64 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0330267964567198 0.0557737920031476 812 Protein required for cytoplasm to vacuole targeting of proteins; forms a complex with Far3p and Far7p to Far11p involved in recovery from pheromone-induced cell cycle arrest; mutant has increased aneuploidy tolerance re-entry into mitotic cell cycle after pheromone arrest|protein targeting to vacuole molecular_function endoplasmic reticulum membrane|cytoplasm YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0329628996471215 0.0568776633227779 813 Syntaxin-like t-SNARE that forms a complex with Tlg1p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds Vps45p, which prevents Tlg2p degradation and also facilitates t-SNARE complex formation; homologous to mammalian SNARE protein syntaxin 16 (Sx16) inositolphosphoceramide metabolic process|Golgi to vacuole transport|endocytosis|mannosyl-inositol phosphorylceramide metabolic process|protein exit from endoplasmic reticulum|vesicle fusion|CVT pathway SNAP receptor activity SNARE complex|trans-Golgi network|integral to endosome membrane YHR013C ARD1 hom FT CHROMATIN ORGANIZATION|RIBOSOME 0.0329389962003703 0.0564285632620651 814 Subunit of protein N-terminal acetyltransferase NatA; NatA is comprised of Nat1p, Ard1p, and Nat5p; acetylates many proteins and thus affects telomeric silencing, cell cycle, heat-shock resistance, mating, and sporulation; human Ard1p levels are elevated in cancer cells; protein abundance increases in response to DNA replication stress histone acetylation|N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity cytosolic ribosome|NatA complex YDL214C PRR2 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0329218671409973 0.0568155828062664 815 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor; mutant has increased aneuploidy tolerance negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity nucleus YKL077W_p YKL077W hom 0.0328232427010126 0.0573015586882881 816 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function fungal-type vacuole YGR265W_d YGR265W het 0.032680741962901 0.058391666871282 817 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MES1/YGR264C, which encodes methionyl-tRNA synthetase Unknown Unknown Unknown YOR042W CUE5 hom 0.0326769680336396 0.0584207692808036 818 Protein containing a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process ubiquitin binding cytoplasm YDR213W UPC2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0326445082180545 0.0586715786122616 819 Sterol regulatory element binding protein; induces transcription of sterol biosynthetic genes and of DAN/TIR gene products; relocates from intracellular membranes to perinuclear foci on sterol depletion; UPC2 has a paralog, ECM22, that arose from the whole genome duplication cellular response to hypoxia|positive regulation of ergosterol biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|membrane|cytoplasm|perinuclear region of cytoplasm YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0326290392305041 0.0590939380400792 820 Negative regulator of eIF2 kinase Gcn2p; competes with Gcn2p for binding to Gcn1p; may contribute to regulation of translation in response to starvation via regulation of Gcn2p; binds to monomeric actin and to ribosomes and polyribosomes; ortholog of mammalian IMPACT negative regulation of protein phosphorylation protein kinase inhibitor activity|ribosome binding|actin monomer binding ribosome|nucleus|polysome|cytoplasm YLR240W VPS34 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0326175124662398 0.0588808485757461 821 Phosphatidylinositol (PI) 3-kinase that synthesizes PI-3-phosphate; forms membrane-associated signal transduction complex with Vps15p to regulate protein sorting; activated by the GTP-bound form of Gpa1p; a fraction is localized, with Vps15p, to nuclear pores at nucleus-vacuole junctions and may facilitate transcription elongation for genes positioned at the nuclear periphery peroxisome degradation|phosphatidylinositol phosphorylation|protein phosphorylation 1-phosphatidylinositol-3-kinase activity|protein kinase activity endosome|fungal-type vacuole membrane|phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|peroxisome|pre-autophagosomal structure YGL144C ROG1 hom FT LIPID METABOLISM 0.0325911978089299 0.059085434538947 822 Protein with putative serine active lipase domain; ROG1 has a paralog, YDL109C, that arose from the whole genome duplication cellular lipid metabolic process lipase activity cellular_component YNL068C FKH2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|MITOCHONDRION ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0325779096038823 0.0591889689321816 823 Forkhead family transcription factor; plays a major role in the expression of G2/M phase genes; positively regulates transcriptional elongation; negative role in chromatin silencing at HML and HMR; substrate of the Cdc28p/Clb5p kinase; FKH2 has a paralog, FKH1, that arose from the whole genome duplication negative regulation of chromatin silencing at silent mating-type cassette|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|negative regulation of transcription involved in G1 phase of mitotic cell cycle|Unknown|chromatin remodeling|negative regulation of transcription involved in G2/M-phase of mitotic cell cycle RNA polymerase II transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus YMR179W SPT21 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0325748400025695 0.0592129069663531 824 Protein with a role in transcriptional silencing; required for normal transcription at several loci including HTA2-HTB2 and HHF2-HHT2, but not required at the other histone loci; functionally related to Spt10p; localizes to nuclear foci that become diffuse upon DNA replication stress chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette molecular_function nucleus YNR012W URK1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0325591143866703 0.059335667891336 825 Uridine/cytidine kinase, component of the pyrimidine ribonucleotide salvage pathway that converts uridine into UMP and cytidine into CMP; involved in the pyrimidine deoxyribonucleotide salvage pathway, converting deoxycytidine into dCMP pyrimidine-containing compound salvage uridine kinase activity nucleus|cytoplasm YJR126C VPS70 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0325557718042821 0.0593617887144469 826 Protein of unknown function involved in vacuolar protein sorting protein targeting to vacuole molecular_function cellular_component YLR051C FCF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0325271347374596 0.059585966014993 827 Essential nucleolar protein involved in the early steps of 35S rRNA processing; interacts with Faf1p; member of a transcriptionally co-regulated set of genes called the RRB regulon endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus YGL142C GPI10 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0325201187080715 0.0596409959854513 828 Integral membrane protein involved in glycosylphosphatidylinositol (GPI) anchor synthesis; putative alpha 1,2 mannosyltransferase required for addition of the third mannose onto the GPI core structure; human PIG-Bp is a functional homolog GPI anchor biosynthetic process dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to membrane YPR143W RRP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0324955397735164 0.0598341124757527 829 Nucleolar protein, constituent of pre-60S ribosomal particles; required for proper processing of the 27S pre-rRNA at the A3 and B1 sites to yield mature 5.8S and 25S rRNAs maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|preribosome, large subunit precursor YJR042W NUP85 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0324496347446607 0.0601961761329149 830 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis and is involved in establishment of a normal nucleocytoplasmic concentration gradient of the GTPase Gsp1p; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP85 aka NUP75 positive regulation of transcription, DNA-dependent|mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|nuclear pore distribution structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore outer ring YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0324345907675895 0.0603152257628533 831 Uracil-DNA glycosylase, required for repair of uracil in DNA formed by spontaneous cytosine deamination, not required for strand-specific mismatch repair, cell-cycle regulated, expressed in late G1, localizes to mitochondria and nucleus DNA repair uracil DNA N-glycosylase activity mitochondrion|nucleus YIL077C_p YIL077C hom FT MITOCHONDRION 0.0324338174188897 0.0603213508808119 832 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) biological_process molecular_function mitochondrion YCL054W SPB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0324123145001247 0.0604918659593078 833 AdoMet-dependent methyltransferase involved in rRNA processing and 60S ribosomal subunit maturation; methylates G2922 in the tRNA docking site of the large subunit rRNA and in the absence of snR52, U2921; suppressor of PAB1 mutants maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA methylation rRNA (uridine-2'-O-)-methyltransferase activity|rRNA (guanine) methyltransferase activity nucleolus|nucleus|preribosome, large subunit precursor YOR097C_p YOR097C hom 0.0322160064518909 0.0621060579645745 834 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen; YOR097C is not an essential gene biological_process molecular_function cellular_component YBR175W SWD3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0321366326437668 0.0627527751385006 835 Essential subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres; WD40 beta propeller superfamily member and ortholog of mammalian WDR5 histone H3-K4 methylation|telomere maintenance|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YIL009C-A EST3 hom FT NUCLEUS|CHROMOSOME 0.0320874271339505 0.0631171309316758 836 Component of the telomerase holoenzyme, involved in telomere replication telomere maintenance via telomerase ATP-dependent DNA/RNA helicase activity|GTPase activity|telomeric DNA binding chromosome, telomeric region|nucleus|telomerase holoenzyme complex YAL003W EFB1 het FT TRANSLATION|RIBOSOME 0.0320609195772438 0.0633748423768821 837 Translation elongation factor 1 beta; stimulates nucleotide exchange to regenerate EF-1 alpha-GTP for the next elongation cycle; part of the EF-1 complex, which facilitates binding of aminoacyl-tRNA to the ribosomal A site translational elongation translation elongation factor activity|guanyl-nucleotide exchange factor activity ribosome|eukaryotic translation elongation factor 1 complex YJL076W NET1 het FT CELL CYCLE|CELL DIVISION|GENE SILENCING|NUCLEUS 0.0320458560689621 0.0634597408301455 838 Core subunit of the RENT complex; involved in nucleolar silencing and telophase exit; stimulates transcription by RNA polymerase I and regulates nucleolar structure; NET1 has a paralog, TOF2, that arose from the whole genome duplication regulation of exit from mitosis|nucleolus organization|chromatin silencing at rDNA rDNA binding nucleolus|RENT complex YBR134W_d YBR134W hom 0.0319705595469516 0.0640842107335577 839 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER169W RPH1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0319586504245025 0.0641834417296278 840 JmjC domain-containing histone demethylase; specifically demethylates H3K36 tri- and dimethyl modification states; associates with actively transcribed (RNA polymerase II) regions in vivo and specifically targets H3K36 in its trimethylation state as its substrate; transcriptional repressor of PHR1; Rph1p phosphorylation during DNA damage is under control of the MEC1-RAD53 pathway; RPH1 has a paralog, GIS1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|histone demethylation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding|histone demethylase activity (H3-K36 specific)|histone demethylase activity (H3-K9 specific) nucleus YML012C-A_d YML012C-A hom FF 0.0319493696526584 0.0642608602673319 841 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SEL1 Unknown Unknown Unknown YFL022C FRS2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0319306827338255 0.0644169769890692 842 Alpha subunit of cytoplasmic phenylalanyl-tRNA synthetase, forms a tetramer with Frs1p to form active enzyme; evolutionarily distant from mitochondrial phenylalanyl-tRNA synthetase based on protein sequence, but substrate binding is similar phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity phenylalanine-tRNA ligase complex|cytoplasm YIL090W ICE2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.031888324877723 0.064772007311254 843 Integral ER membrane protein with type-III transmembrane domains; required for maintenance of ER zinc homeostasis; necessary for efficient targeting of Trm1p tRNA methyltransferase to inner nuclear membrane; mutations cause defects in cortical ER morphology in both the mother and daughter cells endoplasmic reticulum inheritance molecular_function integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0318206324267915 0.0653828838316554 844 Conserved protein required for assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase; mutation of human ATP12 reduces active ATP synthase levels and is associated with the disorder ATPAF2 deficiency mitochondrial proton-transporting ATP synthase complex assembly protein domain specific binding mitochondrion YPL177C CUP9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0318016921337058 0.0655031623254004 845 Homeodomain-containing transcriptional repressor; regulates expression of PTR2, which encodes a major peptide transporter; imported peptides activate ubiquitin-dependent proteolysis, resulting in degradation of Cup9p and de-repression of PTR2 transcription; CUP9 has a paralog, TOS8, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress negative regulation of dipeptide transport by negative regulation of transcription from RNA polymerase II promoter|negative regulation of oligopeptide transport by negative regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus YER074W RPS24A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0317891729380898 0.0656093809978599 846 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24A has a paralog, RPS24B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0317721465383677 0.0658750388597759 847 Nucleolar protein that forms a complex with Lrs4p and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation meiotic chromosome segregation|rDNA condensation|protein localization to nucleolar rDNA repeats|homologous chromosome segregation molecular_function nuclear envelope|nucleolus|monopolin complex YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0317711004197673 0.0660861080025075 848 Conserved ubiquitin-like modifier involved in autophagy and the Cvt pathway; conjugated to Atg5p to form a complex involved in Atg8p lipidation; Atg12p-Atg5p also forms a complex with Atg16p that is required for autophagosome formation C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity|protein tag Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0317369395128796 0.0660540861968965 849 Vacuolar membrane protein that is a subunit of the homotypic vacuole fusion and vacuole protein sorting (HOPS) complex; essential for membrane docking and fusion at the Golgi-to-endosome and endosome-to-vacuole stages of protein transport regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole organization|vesicle-mediated transport|protein transport|vacuole fusion, non-autophagic|vacuolar protein processing Rab guanyl-nucleotide exchange factor activity|phosphatidylinositol binding endosome|fungal-type vacuole membrane|HOPS complex YBR238C YBR238C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.031719379123563 0.0662041484131461 850 Mitochondrial membrane protein with similarity to Rmd9p; not required for respiratory growth but causes a synthetic respiratory defect in combination with rmd9 mutations; transcriptionally up-regulated by TOR; deletion increases life span aerobic respiration molecular_function mitochondrion|integral to mitochondrial membrane|cytoplasm YDL115C IWR1 hom FT PROTEIN LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0316504592135657 0.0667958187565863 851 RNA polymerase II transport factor, conserved from yeast to humans; also has a role in transporting RNA polymerase III into the nucleus; interacts with most of the RNAP II subunits; nucleo-cytoplasmic shuttling protein; deletion causes hypersensitivity to K1 killer toxin; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress cellular protein complex localization|nucleocytoplasmic transport protein binding nucleus|DNA-directed RNA polymerase II, holoenzyme|cytoplasm YDL013W SLX5 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0316407316810774 0.0668796780308205 852 Subunit of the Slx5-Slx8 SUMO-targeted ubiquitin ligase (STUbL) complex, stimulated by SUMO-modified substrates; contains a RING domain and two SIMs (SUMO-interacting motifs); forms SUMO-dependent nuclear foci, including DNA repair centers protein sumoylation|telomere maintenance|response to DNA damage stimulus|protein ubiquitination SUMO binding|ubiquitin-protein ligase activity ubiquitin ligase complex|nucleus YPR181C SEC23 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0316401318295347 0.0668848520758763 853 GTPase-activating protein, stimulates the GTPase activity of Sar1p; component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, involved in ER to Golgi transport; substrate of Ubp3/Bre5 complex; ubiquitylated by Ub-ligase Rsp5p; proteasome-mediated degradation of Sec23p is regulated by Cdc48p regulation of COPII vesicle coating GTPase activator activity COPII vesicle coat YDR069C DOA4 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION 0.0316398066722677 0.0668876568714205 854 Ubiquitin isopeptidase, required for recycling ubiquitin from proteasome-bound ubiquitinated intermediates, acts at the late endosome/prevacuolar compartment to recover ubiquitin from ubiquitinated membrane proteins en route to the vacuole protein deubiquitination|endocytosis|regulation of DNA replication|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|free ubiquitin chain depolymerization|ubiquitin homeostasis|ubiquitin-dependent protein catabolic process endopeptidase activity|ubiquitin-specific protease activity|ubiquitin thiolesterase activity endosome|proteasome complex|mitochondrion YNL091W NST1 hom 0.0316243246263196 0.0670213165404194 855 Protein of unknown function, mediates sensitivity to salt stress; interacts physically with the splicing factor Msl1p and also displays genetic interaction with MSL1 response to salt stress molecular_function cytoplasm YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0316174737476563 0.0670805316786181 856 Predicted malonyl-CoA:ACP transferase, putative component of a type-II mitochondrial fatty acid synthase that produces intermediates for phospholipid remodeling fatty acid metabolic process|aerobic respiration [acyl-carrier-protein] S-malonyltransferase activity mitochondrion YHR063C PAN5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0315778149816107 0.0674241661441415 857 2-dehydropantoate 2-reductase, part of the pantothenic acid pathway, structurally homologous to E. coli panE pantothenate biosynthetic process 2-dehydropantoate 2-reductase activity cytoplasm YKR031C SPO14 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|NUCLEUS 0.0315721742980593 0.0674731588292821 858 Phospholipase D; catalyzes the hydrolysis of phosphatidylcholine, producing choline and phosphatidic acid; involved in Sec14p-independent secretion; required for meiosis and spore formation; differently regulated in secretion and meiosis; participates in transcription initiation and/or early elongation of specific genes; interacts with foot domain of RNA polymerase II; deletion results in abnormal CTD-Ser5 phosphorylation of RNA polymerase II at specific promoter regions phospholipid metabolic process|exocytosis|cell morphogenesis involved in conjugation with cellular fusion|ascospore-type prospore assembly phospholipase D activity|phosphatidylinositol-3-phosphate binding endosome|nucleus|prospore membrane YPR041W TIF5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.031566266630261 0.0675245018181247 859 Translation initiation factor eIF5; functions both as a GTPase-activating protein to mediate hydrolysis of ribosome-bound GTP and as a GDP dissociation inhibitor to prevent recycling of eIF2 mature ribosome assembly|negative regulation of translational initiation|regulation of translational initiation translation initiation factor binding|GDP-dissociation inhibitor activity|GTPase activator activity|translation initiation factor activity cytosolic small ribosomal subunit|multi-eIF complex YLR225C_p YLR225C hom FT RESPONSE TO OXIDATIVE STRESS 0.0315397900041467 0.0677550025401583 860 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR225C is not an essential gene biological_process molecular_function cytoplasm YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0315333581094999 0.0680164669368782 861 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme negative regulation of transcription from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex|nucleus YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0315220806932515 0.0679095373826068 862 Mitochondrial ribosomal protein of the small subunit; PET123 exhibits genetic interactions with PET122, which encodes a COX3 mRNA-specific translational activator mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0315013980193559 0.0680903850527829 863 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the transition from G2 to M phase; accumulates during G2 and M, then targeted via a destruction box motif for ubiquitin-mediated degradation by the proteasome G2/M transition of mitotic cell cycle|meiotic G2/MI transition|regulation of cyclin-dependent protein kinase activity|mitotic spindle organization in nucleus|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YPR095C SYT1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|MITOCHONDRION|GOLGI APPARATUS 0.0314975006578073 0.068124507560282 864 Guanine nucleotide exchange factor (GEF) for Arf proteins; promotes activation of Arl1p, which recruits Imh1p to the Golgi; involved in vesicular transport; member of the Sec7-domain family; contains a PH domain vesicle-mediated transport|exocytosis|positive regulation of ARF protein signal transduction ARF guanyl-nucleotide exchange factor activity mitochondrion|Golgi apparatus part YLR081W GAL2 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0314410141676681 0.0686206427604589 865 Galactose permease, required for utilization of galactose; also able to transport glucose galactose transport|galactose metabolic process galactose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YBR070C ALG14 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.031413341844041 0.0688647768926269 866 Component of UDP-GlcNAc transferase required for the second step of dolichyl-linked oligosaccharide synthesis; anchors the catalytic subunit Alg13p to the ER membrane; similar to bacterial and human glycosyltransferases dolichol-linked oligosaccharide biosynthetic process protein anchor|N-acetylglucosaminyldiphosphodolichol N-acetylglucosaminyltransferase activity UDP-N-acetylglucosamine transferase complex|integral to endoplasmic reticulum membrane|nuclear outer membrane-endoplasmic reticulum membrane network|intrinsic to endoplasmic reticulum membrane YCL011C GBP2 hom FT RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0313976269383344 0.0691281184399803 867 Poly(A+) RNA-binding protein; involved in the export of mRNAs from the nucleus to the cytoplasm; similar to Npl3p; also binds single-stranded telomeric repeat sequence in vitro; GBP2 has a paralog, HRB1, that arose from the whole genome duplication poly(A)+ mRNA export from nucleus|telomere maintenance RNA binding|telomeric DNA binding nucleus|cytoplasmic stress granule YFL001W DEG1 hom FT RNA PROCESSING|NUCLEUS 0.031396217390682 0.0693901172746236 868 tRNA:pseudouridine synthase, introduces pseudouridines at position 38 or 39 in tRNA, important for maintenance of translation efficiency and normal cell growth, localizes to both the nucleus and cytoplasm; non-essential for viability tRNA pseudouridine synthesis pseudouridine synthase activity nucleus|cytoplasm YMR039C SUB1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0313408685135546 0.0695075420339963 869 Transcriptional coactivator; facilitates elongation through factors that modify RNAP II; role in peroxide resistance involving Rad2p; role in the hyperosmotic stress response through polymerase recruitment at RNAP II and RNAP III genes; protein abundance increases in response to DNA replication stress termination of RNA polymerase II transcription|hyperosmotic response|RNA polymerase III transcriptional preinitiation complex assembly|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase III promoter transcription coactivator activity nucleus YKL075C_p YKL075C hom 0.0313322369628598 0.069584422250958 870 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; proposed to be involved in resistance to streptozotocin and camptothecin response to drug molecular_function cytoplasm YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0313007494256777 0.0698654699351687 871 RNase of the DEDD superfamily, subunit of the Ccr4-Not complex that mediates 3' to 5' mRNA deadenylation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|transcription elongation from RNA polymerase II promoter 3'-5'-exoribonuclease activity CCR4-NOT core complex|mating projection tip|cytoplasmic mRNA processing body|cytoplasm YMR229C RRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0313004251177524 0.069910099733163 872 RNA binding protein involved in synthesis of both 18S and 5.8S rRNAs; component of both the ribosomal small subunit (SSU) processosome and the 90S preribosome; has binding preference for single stranded tracts of U's; relocalizes from nucleolus to nucleus upon DNA replication stress endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) poly(U) RNA binding small-subunit processome|nucleolus|90S preribosome YOR108W LEU9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.031296137926793 0.0699067087786633 873 Alpha-isopropylmalate synthase II (2-isopropylmalate synthase); catalyzes the first step in the leucine biosynthesis pathway; the minor isozyme, responsible for the residual alpha-IPMS activity detected in a leu4 null mutant; LEU9 has a paralog, LEU4, that arose from the whole genome duplication leucine biosynthetic process 2-isopropylmalate synthase activity mitochondrion YBL004W UTP20 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0312773826621012 0.0700746356531071 874 Component of the small-subunit (SSU) processome, which is involved in the biogenesis of the 18S rRNA endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleoplasm|small-subunit processome|preribosome, small subunit precursor|nucleolus|90S preribosome|cytoplasm YKR002W PAP1 het FT RNA PROCESSING|NUCLEUS 0.0311991956121538 0.0707782587355116 875 Poly(A) polymerase, one of three factors required for mRNA 3'-end polyadenylation, forms multiprotein complex with polyadenylation factor I (PF I), also required for mRNA nuclear export; may also polyadenylate rRNAs; required for gene looping mRNA polyadenylation|snoRNA polyadenylation polynucleotide adenylyltransferase activity nucleoplasm|mRNA cleavage and polyadenylation specificity factor complex YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.0311497138229006 0.071226541481001 876 Protein involved in regulated synthesis of PtdIns(3,5)P(2), in control of trafficking of some proteins to the vacuole lumen via the MVB, and in maintenance of vacuole size and acidity; interacts with Fig4p; activator of Fab1p phosphatidylinositol biosynthetic process|positive regulation of kinase activity protein binding, bridging fungal-type vacuole membrane|PAS complex|extrinsic to vacuolar membrane YDL242W_d YDL242W hom 0.0311144813708108 0.0715471474361498 877 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL092W_p YIL092W hom FT NUCLEUS 0.0310753923631397 0.0719042292010174 878 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0310208481296622 0.0724475173664567 879 Target membrane receptor (t-SNARE) for vesicular intermediates traveling between the Golgi apparatus and the vacuole; controls entry of biosynthetic, endocytic, and retrograde traffic into the prevacuolar compartment; syntaxin Golgi to vacuole transport|vacuole inheritance SNAP receptor activity endosome|Golgi apparatus YKL084W HOT13 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0310208007513112 0.0724053694219348 880 Zinc-binding mitochondrial intermembrane space (IMS) protein involved in a disulfide relay system for IMS import of cysteine-containing proteins; binds Mia40p and stimulates its Erv1p-dependent oxidation, probably by sequestering zinc protein import into mitochondrial intermembrane space zinc ion binding mitochondrial intermembrane space YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0310205693083975 0.0726206936734964 881 Mitochondrial phosphatidylglycerophosphatase (PGP phosphatase), dephosphorylates phosphatidylglycerolphosphate to generate phosphatidylglycerol, an essential step during cardiolipin biosynthesis; null mutant is sensitive to tunicamycin, DTT cardiolipin biosynthetic process|phosphorylated carbohydrate dephosphorylation phosphatidylglycerophosphatase activity mitochondrion|mitochondrial matrix YLR214W FRE1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0309862372823561 0.0727241304003896 882 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low copper and iron levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YER076C_p YER076C hom FT MITOCHONDRION 0.0309763330551837 0.072815683292875 883 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; analysis of HA-tagged protein suggests a membrane localization biological_process molecular_function mitochondrion YKL039W PTM1 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0309050725290427 0.0734771857952295 884 Protein of unknown function; copurifies with late Golgi vesicles containing the v-SNARE Tlg2p; PTM1 has a paralog, YHL017W, that arose from the whole genome duplication biological_process molecular_function integral to membrane YGL188C-A_p YGL188C-A hom 0.030902742488418 0.0734988979397595 885 Putative protein of unknown function biological_process molecular_function cellular_component YOR365C_p YOR365C hom 0.0308885606323961 0.073674151658111 886 Putative protein of unknown function; not an essential protein; YOR365C has a paralog, FLC2, that arose from the whole genome duplication biological_process molecular_function integral to membrane YNL097C PHO23 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0308730694954826 0.073775860374933 887 Probable component of the Rpd3 histone deacetylase complex, involved in transcriptional regulation of PHO5; affects termination of snoRNAs and cryptic unstable transcripts (CUTs); C-terminus has similarity to human candidate tumor suppressor p33(ING1) and its isoform ING3 positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|chromatin modification|positive regulation of transcription from RNA polymerase II promoter methylated histone residue binding histone deacetylase complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YOR125C CAT5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0308675120765887 0.0738278270464393 888 Protein required for ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes; required for gluconeogenic gene activation ubiquinone biosynthetic process monooxygenase activity mitochondrion|mitochondrial inner membrane YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0307963133374889 0.0747997164028117 889 Poly (A)+ RNA-binding protein; abundant mRNP-component protein that binds mRNA and is required for stability of many mRNAs; component of glucose deprivation induced stress granules, involved in P-body-dependent granule assembly; protein abundance increases in response to DNA replication stress nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|stress granule assembly|regulation of mRNA stability mRNA binding|poly(U) RNA binding nucleus|cytoplasmic stress granule|cytoplasm YFL009W CDC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0307363036861207 0.0751069096129608 890 F-box protein required for G1/S and G2/M transition, associates with Skp1p and Cdc53p to form a complex, SCFCdc4, which acts as ubiquitin-protein ligase directing ubiquitination of the phosphorylated CDK inhibitor Sic1p meiosis|G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|ubiquitin binding nuclear SCF ubiquitin ligase complex|SCF ubiquitin ligase complex|nucleus|nuclear matrix YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.030727390879413 0.075147996991715 891 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; mutations in human ortholog SDHAF1 are associated with infantile leukoencephalopathy mitochondrial respiratory chain complex II assembly molecular_function mitochondrion YNL139C THO2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.0306888017733824 0.0755149337391438 892 Subunit of the THO complex, which is required for efficient transcription elongation and involved in transcriptional elongation-associated recombination; required for LacZ RNA expression from certain plasmids mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|DNA recombination|transcription elongation from RNA polymerase II promoter DNA binding|nucleic acid binding THO complex part of transcription export complex|nucleus|nucleoplasmic THO complex YBR232C_d YBR232C hom 0.0306293026594996 0.076083563198008 893 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML052W SUR7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0305765803113495 0.0765903404941414 894 Plasma membrane protein that localizes to furrow-like invaginations (MCC patches); component of eisosomes; associated with endocytosis, along with Pil1p and Lsp1p; sporulation and plasma membrane sphingolipid content are altered in mutants endocytosis|ascospore formation molecular_function cell cortex|eisosome|mitochondrion|membrane raft|integral to membrane|plasma membrane|actin cortical patch YDR211W GCD6 het FT TRANSLATION 0.0305535839834133 0.0768122455952635 895 Catalytic epsilon subunit of the translation initiation factor eIF2B; eIF2B is the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression; forms cytoplasmic foci upon DNA replication stress regulation of translational initiation guanyl-nucleotide exchange factor activity|translation initiation factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YDR528W HLR1 hom FT CELL WALL ORG/BIOGENESIS 0.0305406051885928 0.0769377167074305 896 Protein involved in regulation of cell wall composition and integrity and response to osmotic stress; overproduction suppresses a lysis sensitive PKC mutation; similar to Lre1p, which functions antagonistically to protein kinase A;
HLR1 has a paralog, LRE1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cytoplasm YMR182W-A_p YMR182W-A hom 0.0305120769976711 0.0772140968631868 897 Putative protein of unknown function biological_process molecular_function cellular_component YMR234W RNH1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0305040866553933 0.0772916518278214 898 Ribonuclease H1; able to bind double-stranded RNAs and RNA-DNA hybrids; associates with RNAse polymerase I; the homolog of mammalian RNAse HII (the S. cerevisiae homolog of mammalian RNAse HI is RNH201) fungal-type cell wall organization|RNA catabolic process ribonuclease H activity intracellular|nucleus YOR159C SME1 het FT RNA PROCESSING|NUCLEUS 0.0304428397028518 0.0778882291912144 899 Core Sm protein Sm E; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm E mRNA splicing, via spliceosome molecular_function U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YKL024C URA6 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0304284847687064 0.0780285945605293 900 Uridylate kinase, catalyzes the seventh enzymatic step in the de novo biosynthesis of pyrimidines, converting uridine monophosphate (UMP) into uridine-5'-diphosphate (UDP) 'de novo' pyrimidine nucleobase biosynthetic process|nucleobase-containing compound metabolic process uridylate kinase activity|adenylate kinase activity nucleus|cytoplasm YDR148C KGD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0304038906932428 0.0784476273575284 901 Dihydrolipoyl transsuccinylase, component of the mitochondrial alpha-ketoglutarate dehydrogenase complex, which catalyzes the oxidative decarboxylation of alpha-ketoglutarate to succinyl-CoA in the TCA cycle; phosphorylated tricarboxylic acid cycle|mitochondrial genome maintenance|2-oxoglutarate metabolic process dihydrolipoyllysine-residue succinyltransferase activity mitochondrial nucleoid|mitochondrion|mitochondrial oxoglutarate dehydrogenase complex YHL025W SNF6 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|NUCLEUS|RSC COMPLEX 0.0304030041830849 0.0782782557232121 902 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf5p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|nucleotide-excision repair|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YGR208W SER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0303061996705231 0.0794119568893578 903 Phosphoserine phosphatase of the phosphoglycerate pathway, involved in serine and glycine biosynthesis, expression is regulated by the available nitrogen source L-serine biosynthetic process phosphoserine phosphatase activity nucleus|cytoplasm YKL215C OXP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0302904557107796 0.0793888027865653 904 5-oxoprolinase; enzyme is ATP-dependent and functions as a dimer; similar to mouse Oplah gene; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress glutathione metabolic process 5-oxoprolinase (ATP-hydrolyzing) activity cytoplasm YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.030207744031257 0.0802130779865765 905 Nuclear protein; possibly involved in regulation of cation stress responses and/or in the establishment of bipolar budding pattern; relative distribution to the nucleus decreases upon DNA replication stress bipolar cellular bud site selection|response to stress molecular_function nucleus YBL022C PIM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0301883220731097 0.0804076345217796 906 ATP-dependent Lon protease, involved in degradation of misfolded proteins in mitochondria; required for biogenesis and maintenance of mitochondria chaperone-mediated protein complex assembly|misfolded or incompletely synthesized protein catabolic process ATP-dependent peptidase activity mitochondrion|mitochondrial matrix YOR006C TSR3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0301871346569817 0.0804195417015501 907 Protein required for 20S pre-rRNA processing; involved in processing of the 20S pre-rRNA at site D to generate mature 18S rRNA; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; relative distribution to the nucleus increases upon DNA replication stress maturation of SSU-rRNA molecular_function nucleus|cytoplasm YBR174C_d YBR174C hom 0.0301768246976935 0.0805229881757089 908 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YBR175W; null mutant is viable and sporulation defective Unknown Unknown Unknown YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0301413219926684 0.0811067287906361 909 Hydroperoxide and superoxide-radical responsive glutathione-dependent oxidoreductase; monothiol glutaredoxin subfamily member along with Grx4p and Grx5p; protects cells from oxidative damage; evidence exists indicating that the translation start site is not Met1 as currently annotated, but rather Met36 cellular iron ion homeostasis|cellular response to oxidative stress|actin cytoskeleton organization disulfide oxidoreductase activity cytosol|nucleus YPR074C TKL1 hom FF|FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0301298469859681 0.0809957142698844 910 Transketolase; catalyzes conversion of xylulose-5-phosphate and ribose-5-phosphate to sedoheptulose-7-phosphate and glyceraldehyde-3-phosphate in the pentose phosphate pathway; needed for synthesis of aromatic amino acids; TKL1 has a paralog, TKL2, that arose from the whole genome duplication pentose-phosphate shunt transketolase activity cytoplasm YNL022C_p YNL022C hom FT NUCLEUS 0.0301244971799411 0.0810496907009984 911 Putative cytosine 5-methyltransferase, contains seven beta-strand methyltransferase motif similar to NOP2/YNL061W; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; predicted to be involved in ribosome biogenesis biological_process tRNA (cytosine-5-)-methyltransferase activity nucleus YPR035W GLN1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.030114348536795 0.0811521648094451 912 Glutamine synthetase (GS); synthesizes glutamine from glutamate and ammonia; with Glt1p, forms the secondary pathway for glutamate biosynthesis from ammonia; expression regulated by nitrogen source and by amino acid limitation; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nitrogen compound metabolic process|glutamine biosynthetic process glutamate-ammonia ligase activity cytoplasm YLL049W LDB18 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0301062115948835 0.0812344020332042 913 Component of the dynactin complex, which is required for dynein activity; null mutant exhibits defects in nuclear migration and spindle orientation and has reduced affinity for alcian blue dye; has homology to mammalian dynactin subunit p24 establishment of mitotic spindle orientation molecular_function dynactin complex|cell cortex|spindle pole body|astral microtubule YIL014W MNT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.030099791721361 0.0812993331519092 914 Alpha-1,3-mannosyltransferase, adds the fourth and fifth alpha-1,3-linked mannose residues to O-linked glycans during protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YHR149C SKG6 hom FT SITE OF POLARIZED GROWTH 0.0300774909121094 0.0815252125555768 915 Integral membrane protein that localizes primarily to growing sites such as the bud tip or the cell periphery; potential Cdc28p substrate; Skg6p interacts with Zds1p and Zds2p biological_process molecular_function cell cortex|incipient cellular bud site|integral to membrane|cellular bud neck|cellular bud tip YIL158W AIM20 hom FT CELL CYCLE 0.0299816300162608 0.0825019670680851 916 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; null mutant displays elevated frequency of mitochondrial genome loss; relocalizes from nucleus to cytoplasm upon DNA replication stress biological_process molecular_function fungal-type vacuole YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0299614639940527 0.0827086469857873 917 Subunit of TRAPPIII (transport protein particle), a multimeric guanine nucleotide-exchange factor for Ypt1p, required for membrane expansion during autophagy and the CVT pathway; directs Ypt1p to the PAS; late post-replication meiotic role meiosis|vesicle organization|piecemeal microautophagy of nucleus|ER to Golgi vesicle-mediated transport|peroxisome degradation|macroautophagy|protein localization to pre-autophagosomal structure|CVT pathway molecular_function TRAPP complex|pre-autophagosomal structure YBR013C_p YBR013C hom 0.0298621475212041 0.0837326612798774 918 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YOR023C AHC1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0298062228291463 0.0843137802667626 919 Subunit of the Ada histone acetyltransferase complex, required for structural integrity of the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex YGL089C MF(ALPHA)2 hom FT SIGNALING 0.0297961994881498 0.0844182777337176 920 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)1, which is more highly expressed than MF(ALPHA)2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YJL201W ECM25 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS 0.0297558356622957 0.0848401480091405 921 Non-essential protein of unknown function; promoter contains a consensus binding sequence for factor Abf1p fungal-type cell wall organization|filamentous growth molecular_function cytoplasm YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0297342356977598 0.0850666033414402 922 Iron transporter of the mitochondrial carrier family; mediates Fe2+ transport across the inner mitochondrial membrane; active under low-iron conditions; may transport other cations; protein abundance increases in response to DNA replication stress; MRS4 has a paralog, MRS3, that arose from the whole genome duplication mitochondrial iron ion transport|RNA splicing iron ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YFL039C ACT1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MEMBRANE ORGANIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPON 0.0297189538947911 0.0852271136093591 923 Actin, structural protein involved in cell polarization, endocytosis, and other cytoskeletal functions ascospore wall assembly|vacuole inheritance|protein secretion|DNA repair|budding cell isotropic bud growth|mitochondrion inheritance|fungal-type cell wall organization|vesicle transport along actin filament|establishment of cell polarity|chronological cell aging|cytokinesis|actin filament reorganization involved in cell cycle|histone acetylation|endocytosis|exocytosis|establishment of mitotic spindle orientation|regulation of transcription from RNA polymerase II promoter|actomyosin contractile ring contraction|cellular response to oxidative stress structural constituent of cytoskeleton cellular bud neck contractile ring|actin filament|histone acetyltransferase complex|Swr1 complex|actin filament bundle|NuA4 histone acetyltransferase complex|Ino80 complex|actin cortical patch YOR009W TIR4 hom FT CELL WALL ORG/BIOGENESIS 0.0296472027476742 0.0859840171494991 924 Cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; expressed under anaerobic conditions and required for anaerobic growth; transcription is also induced by cold shock biological_process molecular_function fungal-type cell wall YLR338W_d OPI9 hom FF 0.0296352356608092 0.0861107847006846 925 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF VRP1/YLR337C Unknown Unknown Unknown YER067W RGI1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|PLASMA MEMBRANE 0.0296241401044186 0.0862284549064075 926 Protein of unknown function; involved in energy metabolism under respiratory conditions; protein abundance is increased upon intracellular iron depletion; protein abundance increases in response to DNA replication stress energy reserve metabolic process molecular_function cell periphery|nucleus|cytoplasm YIL046W MET30 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.029615651432267 0.086365467364645 927 F-box protein containing five copies of the WD40 motif, controls cell cycle function, sulfur metabolism, and methionine biosynthesis as part of the ubiquitin ligase complex; interacts with and regulates Met4p, localizes within the nucleus response to cadmium ion|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of DNA-dependent DNA replication initiation|M phase of mitotic cell cycle|response to arsenic-containing substance|G1/S transition of mitotic cell cycle|protein polyubiquitination|regulation of transcription involved in G1 phase of mitotic cell cycle|protein ubiquitination ubiquitin binding nuclear SCF ubiquitin ligase complex|SCF ubiquitin ligase complex|nucleus YHR092C HXT4 hom FT PLASMA MEMBRANE 0.0295062058055518 0.0874872078772169 928 High-affinity glucose transporter; member of the major facilitator superfamily, expression is induced by low levels of glucose and repressed by high levels of glucose; HXT4 has a paralog, HXT7, that arose from the whole genome duplication hexose transport pentose transmembrane transporter activity|mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YNL146W_p YNL146W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.029483681818912 0.0877292911886697 929 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YNL146W is not an essential gene biological_process molecular_function endoplasmic reticulum YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.0293795160540278 0.0888558770225804 930 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YHR210C_p YHR210C hom FT CARBOHYDRATE METABOLISM 0.0293296848820405 0.0893989222183777 931 Putative aldose 1-epimerase superfamily protein; non-essential gene; highly expressed under anaeorbic conditions biological_process molecular_function cellular_component YBR208C DUR1,2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0293249631578862 0.0894505164235079 932 Urea amidolyase; contains both urea carboxylase and allophanate hydrolase activities, degrades urea to CO2 and NH3; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation; protein abundance increases in response to DNA replication stress allantoin catabolic process|urea catabolic process urea carboxylase activity|allophanate hydrolase activity cytoplasm YNL216W RAP1 het FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0293194396780046 0.0895109018164675 933 Essential DNA-binding transcription regulator that binds at many loci; involved in either transcription activation or repression, chromatin silencing, and telomere length maintenance; conserved protein with an N-terminal BRCT domain, a central region with homology to the Myb DNA binding domain, and a C-terminal Rap1-specific protein-interaction domain (RCT domain) negative regulation of chromatin silencing|establishment of protein localization to chromatin|establishment of chromatin silencing at telomere|regulation of transcription by chromatin organization|protection from non-homologous end joining at telomere|negative regulation of transcription from RNA polymerase II promoter|telomere maintenance via telomere lengthening|telomere maintenance|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|establishment of protein localization to telomere|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere core promoter proximal region sequence-specific DNA binding|DNA binding, bending|sequence-specific DNA binding|TFIID-class transcription factor binding|TBP-class protein binding RNA polymerase II transcription factor activity|telomeric DNA binding|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|G-quadruplex DNA binding|nucleosomal DNA binding nuclear chromosome|nuclear nucleosome|nuclear chromosome, telomeric region|nuclear telomere cap complex YML117W NAB6 hom 0.0293145905967841 0.0898993089611115 934 Putative RNA-binding protein that associates with mRNAs encoding cell wall proteins in high-throughput studies; deletion mutants display increased sensitivity to some cell wall disrupting agents; expression negatively regulated by cAMP biological_process molecular_function cytoplasm YBL088C TEL1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0292841828320556 0.0900889662145338 935 Protein kinase primarily involved in telomere length regulation; contributes to cell cycle checkpoint control in response to DNA damage; functionally redundant with Mec1p; regulates P-body formation induced by replication stress; homolog of human ataxia-telangiectasia mutated (ATM) gene, the gene responsible for ataxia telangiectasia (AT) (OMIM 607585) double-strand break repair|histone phosphorylation|telomere maintenance|response to DNA damage stimulus|phosphorylation|DNA damage induced protein phosphorylation protein kinase activity|telomeric DNA binding mitochondrion|nucleus YLR313C SPH1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0292699443945232 0.09005347407354 936 Protein involved in shmoo formation and bipolar bud site selection; homologous to Spa2p, localizes to sites of polarized growth in a cell cycle dependent- and Spa2p-dependent manner, interacts with MAPKKs Mkk1p, Mkk2p, and Ste7p bipolar cellular bud site selection|pseudohyphal growth|invasive filamentous growth|mating projection assembly molecular_function incipient cellular bud site|cellular bud neck|cellular bud tip|mating projection YDR415C_p YDR415C hom FT PROTEOLYSIS 0.0292255357495826 0.0905425351010603 937 Putative aminopeptidase biological_process molecular_function cellular_component YGL115W SNF4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0291725169646237 0.0912257649062718 938 Activating gamma subunit of the AMP-activated Snf1p kinase complex; additional subunits of the complex are Snf1p and a Sip1p/Sip2p/Gal83p family member; activates glucose-repressed genes, represses glucose-induced genes; role in sporulation, and peroxisome biogenesis; protein abundance increases in response to DNA replication stress positive regulation of gluconeogenesis|peroxisome organization|protein phosphorylation|replicative cell aging|regulation of transcription from RNA polymerase II promoter AMP-activated protein kinase activity|protein serine/threonine kinase activator activity AMP-activated protein kinase complex|plasma membrane|nucleus|nuclear envelope lumen|cytoplasm YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0291409878273368 0.0916731462283928 939 Protein involved in transcription initiation; acts at TATA-containing promoters; associates with the basal transcription factor TFIID; contains two bromodomains; corresponds to the C-terminal region of mammalian TAF1; redundant with Bdf1p; protein abundance increases in response to DNA replication stress negative regulation of heterochromatin assembly histone acetyl-lysine binding|core promoter binding|histone binding|TFIID-class transcription factor binding nucleus YNL336W COS1 hom 0.0290690737030237 0.092282651815631 940 Protein of unknown function, member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function integral to membrane|fungal-type vacuole YJL148W RPA34 hom FT NUCLEUS 0.0290331202473954 0.0926862833904509 941 RNA polymerase I subunit A34.5 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex|nucleolus|nucleus YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.0289899225616094 0.0931731147108497 942 Ribosomal 60S subunit protein L18B; homologous to mammalian ribosomal protein L18, no bacterial homolog; RPL18B has a paralog, RPL18A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR152W SPP381 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0289778709305236 0.0933093000751583 943 mRNA splicing factor, component of U4/U6.U5 tri-snRNP; interacts genetically and physically with Prp38p mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step molecular_function U4/U6 x U5 tri-snRNP complex YPR197C_d YPR197C hom FF 0.0289754008442137 0.0933372321508139 944 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL270C ALP1 hom FT PLASMA MEMBRANE 0.0289615613758257 0.0935427641428965 945 Arginine transporter; expression is normally very low and it is unclear what conditions would induce significant expression; ALP1 has a paralog, CAN1, that arose from the whole genome duplication basic amino acid transport basic amino acid transmembrane transporter activity integral to membrane|plasma membrane YGL185C_p YGL185C hom FT OXIDATION-REDUCTION PROCESS 0.028918767193421 0.0942249750299125 946 Putative protein with sequence similarity to hydroxyacid dehydrogenases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm metabolic process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor cytoplasm YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0289094775004535 0.094085183292056 947 Alpha-1,2-mannosidase involved in ER-associated protein degradation (ERAD); catalyzes the removal of one mannose residue from a glycosylated protein, converting the modification from Man9GlcNAc to Man8GlcNAc; catalyzes the last step in glycoprotein maturation in the ER and is critical for ER protein degradation ER-associated protein catabolic process|protein deglycosylation involved in glycoprotein catabolic process mannosyl-oligosaccharide 1,2-alpha-mannosidase activity endoplasmic reticulum YDL227C HO hom FT NUCLEUS 0.0288491519083224 0.0947738255566165 948 Site-specific endonuclease required for gene conversion at the MAT locus (homothallic switching) through the generation of a ds DNA break; expression restricted to mother cells in late G1 as controlled by Swi4p-Swi6p, Swi5p and Ash1p mating type switching|gene conversion at mating-type locus, DNA double-strand break formation endonuclease activity nucleus YKL136W_d YKL136W hom 0.0288438174561192 0.0948349143690233 949 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF APL2/YKL135C Unknown Unknown Unknown YER150W SPI1 hom 0.0287926485902317 0.0956203627637701 950 GPI-anchored cell wall protein involved in weak acid resistance; basal expression requires Msn2p/Msn4p; expression is induced under conditions of stress and during the diauxic shift; similar to Sed1p response to acid molecular_function fungal-type cell wall YJR112W NNF1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0287544730751124 0.095862758661845 951 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; required for accurate chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore YJL129C TRK1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0287539083947516 0.0958692831452313 952 Component of the Trk1p-Trk2p potassium transport system; 180 kDa high affinity potassium transporter; phosphorylated in vivo and interacts physically with the phosphatase Ppz1p, suggesting Trk1p acitivy is regulated by phosphorylation; TRK1 has a paralog, TRK2, that arose from the whole genome duplication cellular potassium ion homeostasis potassium ion transmembrane transporter activity membrane raft|integral to membrane|plasma membrane YDR491C_d YDR491C hom 0.02874179618672 0.0960093167328792 953 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL146W PSF3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0287086080056393 0.0963938558112248 954 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function replication fork protection complex|GINS complex|DNA replication preinitiation complex YPL079W RPL21B hom FT TRANSLATION|RIBOSOME 0.0287001021529752 0.0964926079874043 955 Ribosomal 60S subunit protein L21B; homologous to mammalian ribosomal protein L21, no bacterial homolog; RPL21B has a paralog, RPL21A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR289C RTT103 hom FT RNA PROCESSING|NUCLEUS|CHROMOSOME 0.0285204421291334 0.0985974072782661 956 Protein that interacts with exonuclease Rat1p and Rai1p and plays a role in transcription termination by RNA polymerase II, has an RPR domain (carboxy-terminal domain interacting domain); also involved in regulation of Ty1 transposition negative regulation of transposition, RNA-mediated|mRNA 3'-end processing RNA polymerase II core binding nuclear chromatin|site of double-strand break YBL030C PET9 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0285050361228817 0.0989305833759936 957 Major ADP/ATP carrier of the mitochondrial inner membrane; exchanges cytosolic ADP for mitochondrially synthesized ATP; also imports heme and ATP; phosphorylated; required for viability in many lab strains that carry a sal1 mutation; PET9 has a paralog, AAC3, that arose from the whole genome duplication heme transport|transmembrane transport|aerobic respiration|anaerobic respiration|ATP transport|ADP transport|apoptotic process|mitochondrial transport ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR456W_p YLR456W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0285014235381918 0.0991751379137128 958 Putative pyridoxal 5'-phosphate synthase; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2; YLR456W has a paralog, YPR172W, that arose from the whole genome duplication biological_process molecular_function cellular_component YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0284746721935004 0.0991394381789325 959 Mitochondrial 3-hydroxyacyl-thioester dehydratase involved in fatty acid biosynthesis, required for respiratory growth and for normal mitochondrial morphology fatty acid biosynthetic process 3-hydroxyacyl-[acyl-carrier-protein] dehydratase activity mitochondrion YKR019C IRS4 hom FF|FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|GENE SILENCING|MITOCHONDRION 0.0284694346600959 0.099706996415077 960 EH domain-containing protein; involved in regulating phosphatidylinositol 4,5-bisphosphate levels and autophagy; Irs4p and Tax4p bind and activate the PtdIns phosphatase Inp51p; Irs4p and Tax4p are involved in localizing Atg17p to the PAS; IRS4 has a paralog, TAX4, that arose from the whole genome duplication autophagy|fungal-type cell wall organization|chromatin silencing at rDNA|inositol lipid-mediated signaling|CVT pathway|cellular response to starvation molecular_function mitochondrion|pre-autophagosomal structure YCL045C EMC1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.028455587953817 0.0993661444862944 961 Member of conserved endoplasmic reticulum membrane complex; involved in efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; interacts with Gal80p; homologous to worm H17B01.4/EMC-1, fly CG2943, and human KIAA0090 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YBR024W SCO2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0284427303667951 0.099519115854906 962 Protein anchored to mitochondrial inner membrane; may have a redundant function with Sco1p in delivery of copper to cytochrome c oxidase; interacts with Cox2p; SCO2 has a paralog, SCO1, that arose from the whole genome duplication copper ion transport thioredoxin peroxidase activity mitochondrial envelope|mitochondrion YDR460W TFB3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0284413244741045 0.0995358536524695 963 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair; ring finger protein similar to mammalian CAK and TFIIH subunit phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity holo TFIIH complex|TFIIK complex YLR060W FRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0284201270925507 0.0997884903802446 964 Beta subunit of cytoplasmic phenylalanyl-tRNA synthetase, forms a tetramer with Frs2p to generate active enzyme; able to hydrolyze mis-aminoacylated tRNA-Phe, which could contribute to translational quality control phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity phenylalanine-tRNA ligase complex|cytoplasm YHL031C GOS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0283792689352267 0.10027689223956 965 v-SNARE protein involved in Golgi transport, homolog of the mammalian protein GOS-28/GS28 Golgi vesicle transport|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|Golgi medial cisterna YNL142W MEP2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0283783155191782 0.100491236391366 966 Ammonium permease involved in regulation of pseudohyphal growth; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport|pseudohyphal growth ammonium transmembrane transporter activity integral to membrane|plasma membrane YBR265W TSC10 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0283709275149659 0.100376835951329 967 3-ketosphinganine reductase, catalyzes the second step in phytosphingosine synthesis, essential for growth in the absence of exogenous dihydrosphingosine or phytosphingosine, member of short chain dehydrogenase/reductase protein family 3-keto-sphinganine metabolic process|sphingolipid biosynthetic process oxidoreductase activity, acting on NADH or NADPH mitochondrial outer membrane|endoplasmic reticulum|cytoplasm YOR184W SER1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0283173993469227 0.101376788196431 968 3-phosphoserine aminotransferase; catalyzes the formation of phosphoserine from 3-phosphohydroxypyruvate, required for serine and glycine biosynthesis; regulated by the general control of amino acid biosynthesis mediated by Gcn4p; protein abundance increases in response to DNA replication stress serine family amino acid biosynthetic process|L-serine biosynthetic process|purine nucleobase biosynthetic process O-phospho-L-serine:2-oxoglutarate aminotransferase activity cytoplasm YJL105W SET4 hom FT CHROMATIN ORGANIZATION 0.0283082408774374 0.101181367023862 969 Protein of unknown function, contains a SET domain; SET4 has a paralog, SET3, that arose from the whole genome duplication biological_process molecular_function cellular_component YOR014W RTS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0282843954713109 0.101469292906559 970 B-type regulatory subunit of protein phosphatase 2A (PP2A); Rts1p and Cdc55p are alternative regulatory subunits for PP2A catalytic subunits, Pph21p and Pph22p; PP2A-Rts1p protects cohesin when recruited by Sgo1p to the pericentromere; highly enriched at centromeres in the absence of Cdc55p; required for maintenance of septin ring organization during cytokinesis, for ring disassembly in G1 and for dephosphorylation of septin, Shs1p; homolog of the mammalian B' subunit of PP2A mitotic cell cycle spindle orientation checkpoint|cellular protein localization|meiotic sister chromatid cohesion, centromeric|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|spindle pole body|condensed nuclear chromosome, centromeric region|cellular bud neck|cytoplasm YPL138C SPP1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0282141176786087 0.102270482852984 971 Subunit of COMPASS (Set1C), a complex which methylates histone H3 on lysine 4 and is required in telomeric transcriptional silencing; interacts with Orc2p; PHD finger domain protein similar to human CGBP, an unmethylated CpG binding protein histone H3-K4 methylation|regulation of transcription, DNA-dependent|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific)|chromatin binding|methylated histone residue binding Set1C/COMPASS complex YHR122W CIA2 het FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.028154692854039 0.102995483161853 972 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia1p and Met18p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; ortholog of human FAM96B establishment of mitotic sister chromatid cohesion molecular_function nucleus|cytoplasm YHR176W FMO1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0281486609185045 0.103069302362737 973 Flavin-containing monooxygenase, localized to the cytoplasmic face of the ER membrane; catalyzes oxidation of biological thiols to maintain the ER redox buffer ratio for correct folding of disulfide-bonded proteins protein folding N,N-dimethylaniline monooxygenase activity endoplasmic reticulum membrane YNL325C FIG4 hom FT LIPID METABOLISM 0.0280381887009451 0.104428720074474 974 Phosphatidylinositol 3,5-bisphosphate (PtdIns[3,5]P) phosphatase; required for efficient mating and response to osmotic shock; physically associates with and regulated by Vac14p; contains a SAC1-like domain phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity fungal-type vacuole membrane|PAS complex|extrinsic to membrane YGL098W USE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0279942013883448 0.104973952822984 975 Essential SNARE protein localized to the ER, involved in retrograde traffic from the Golgi to the ER; forms a complex with the SNAREs Sec22p, Sec20p and Ufe1p retrograde vesicle-mediated transport, Golgi to ER|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to cytosolic side of endoplasmic reticulum membrane YNL244C SUI1 het FT TRANSLATION 0.0279843911850537 0.10530355604668 976 Translation initiation factor eIF1; component of a complex involved in recognition of the initiator codon; modulates translation accuracy at the initiation phase translational initiation translation initiation factor binding|translation initiation factor activity multi-eIF complex YMR115W MGR3 hom FT PROTEOLYSIS|MITOCHONDRION 0.0279735153830138 0.105231140234564 977 Subunit of the mitochondrial (mt) i-AAA protease supercomplex, which degrades misfolded mitochondrial proteins; forms a subcomplex with Mgr1p that binds to substrates to facilitate proteolysis; required for growth of cells lacking mtDNA misfolded or incompletely synthesized protein catabolic process misfolded protein binding mitochondrion|mitochondrial inner membrane|i-AAA complex YOR053W_d YOR053W hom 0.0279297704828572 0.106141578899148 978 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene VHS3/YOR054C Unknown Unknown Unknown YPL126W NAN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0279161744693393 0.105946668743222 979 U3 snoRNP protein, component of the small (ribosomal) subunit (SSU) processosome containing U3 snoRNA; required for the biogenesis of18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|RENT complex|90S preribosome YDR159W SAC3 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0278706428664832 0.106936160959892 980 Nuclear pore-associated protein; required for biogenesis of the small ribosomal subunit; component of TREX-2 complex (Sac3p-Thp1p-Sus1p-Cdc31p) involved in transcription elongation and mRNA export from the nucleus; involved in post-transcriptional tethering of active genes to the nuclear periphery and to non-nascent mRNP; similar to the human germinal center-associated nuclear protein (GANP) ribosomal small subunit biogenesis|actin filament-based process|mRNA export from nucleus|mRNA 3'-end processing|mitosis|protein export from nucleus|transcription-coupled nucleotide-excision repair|nuclear retention of pre-mRNA at the site of transcription|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery protein binding transcription export complex 2|nuclear pore YPR048W TAH18 het FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0278678051005528 0.106553240034642 981 Conserved NAPDH-dependent diflavin reductase; component of an early step in the cytosolic Fe-S protein assembly (CIA) machinery; transfers electrons from NADPH to the Fe-S cluster of Dre2p; plays a pro-death role under oxidative stress; Tah18p-dependent nitric oxide synthesis confers high-temperature stress tolerance oxidation-reduction process|iron-sulfur cluster assembly oxidoreductase activity, acting on NADH or NADPH mitochondrion YDL027C_p YDL027C hom FT MITOCHONDRION 0.0278654063457613 0.1065833928436 982 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YDL027C is not an essential gene biological_process molecular_function mitochondrion YLR206W ENT2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0277881400050686 0.107558266521078 983 Epsin-like protein required for endocytosis and actin patch assembly and functionally redundant with Ent1p; contains clathrin-binding motif at C-terminus actin filament organization|endocytosis|actin cortical patch assembly clathrin binding mating projection tip|actin cortical patch YGR240C PFK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0277861408255407 0.107741103294398 984 Alpha subunit of heterooctameric phosphofructokinase involved in glycolysis, indispensable for anaerobic growth, activated by fructose-2,6-bisphosphate and AMP, mutation inhibits glucose induction of cell cycle-related genes proton transport|glycolysis 6-phosphofructokinase activity mitochondrion|6-phosphofructokinase complex|cytoplasm YNR061C YNR061C hom 0.0277859910652908 0.107585480359299 985 Protein of unknown function; relocalizes from vacuole to cytoplasm upon DNA replication stress biological_process molecular_function integral to membrane|fungal-type vacuole YPL169C MEX67 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0277829981139454 0.107833511906237 986 Poly(A)RNA binding protein involved in nuclear mRNA export, component of the nuclear pore; ortholog of human TAP mRNA export from nucleus|ribosomal large subunit export from nucleus protein binding|RNA binding|structural constituent of nuclear pore integral to membrane|nuclear RNA export factor complex|nuclear pore|cytoplasm YDR454C GUK1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0277771267776724 0.107697793929418 987 Guanylate kinase, converts GMP to GDP; required for growth and mannose outer chain elongation of cell wall N-linked glycoproteins GMP metabolic process guanylate kinase activity nucleus|cytoplasm YIR032C DAL3 hom FT PLASMA MEMBRANE 0.0277540299467579 0.107990874653687 988 Ureidoglycolate hydrolase, converts ureidoglycolate to glyoxylate and urea in the third step of allantoin degradation; expression sensitive to nitrogen catabolite repression allantoin catabolic process ureidoglycolate hydrolase activity membrane YAL023C PMT2 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0277233748387436 0.108380838244791 989 Protein O-mannosyltransferase of the ER membrane; transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; involved in ER quality control; acts in a complex with Pmt1p, can instead interact with Pmt5p; antifungal drug target; PMT2 has a paralog, PMT3, that arose from the whole genome duplication ER-associated misfolded protein catabolic process|protein O-linked glycosylation|Unknown|protein exit from endoplasmic reticulum|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YEL015W EDC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0276326908215515 0.109593891401703 990 Non-essential conserved protein with a role in mRNA decapping; specifically affects the function of the decapping enzyme Dcp1p; localizes to cytoplasmic mRNA processing bodies; forms cytoplasmic foci upon DNA replication stress deadenylation-independent decapping of nuclear-transcribed mRNA|cytoplasmic mRNA processing body assembly molecular_function cytoplasmic mRNA processing body YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0276268605969111 0.109615873254278 991 Ribosome-associated chaperone, functions in ribosome biogenesis and, in partnership with Ssz1p and SSb1/2, as a chaperone for nascent polypeptide chains; contains a DnaJ domain and functions as a J-protein partner for Ssb1p and Ssb2p protein folding|ribosomal subunit export from nucleus|rRNA processing|regulation of translational fidelity unfolded protein binding mitochondrion|ribosome|nucleolus|polysome|cytoplasm YOR342C YOR342C hom FT NUCLEUS 0.0275873895236615 0.110124153549269 992 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; relocalizes from nucleus to cytoplasm upon DNA replication stress; YOR342C has a paralog, YAL037W, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YOR311C DGK1 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0275810755977198 0.110258724694809 993 Diacylglycerol kinase, localized to the endoplasmic reticulum (ER); overproduction induces enlargement of ER-like membrane structures and suppresses a temperature-sensitive sly1 mutation; contains a CTP transferase domain phosphatidic acid biosynthetic process diacylglycerol kinase activity integral to endoplasmic reticulum membrane|integral to membrane YBL010C_p YBL010C hom FT NUCLEUS 0.0275364942245744 0.110782292107564 994 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein colocalizes with clathrin-coated vesicles biological_process molecular_function clathrin-coated vesicle YPL136W_d YPL136W hom 0.0274860396383898 0.11143779200238 995 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene GIP3/YPL137C Unknown Unknown Unknown YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0274212426378804 0.112284109973276 996 Protein involved in mitochondrial membrane fission and peroxisome abundance; required for localization of Dnm1p and Mdv1p during mitochondrial division; mediates ethanol-induced apoptosis and ethanol-induced mitochondrial fragmentation peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization molecular_function mitochondrial outer membrane|mitochondrion|peroxisome YDR192C NUP42 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0274163477772339 0.112348247321469 997 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; interacts with Gle1p poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YKL212W SAC1 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0274042880022986 0.112506389732334 998 Phosphatidylinositol phosphate (PtdInsP) phosphatase; involved in hydrolysis of PtdIns[4]P in the early and medial Golgi; regulated by interaction with Vps74p; ER localized transmembrane protein which cycles through the Golgi; involved in protein trafficking and processing, secretion, and cell wall maintenance; regulates sphingolipid biosynthesis through the modulation of PtdIns(4)P metabolism phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mitochondrial outer membrane|integral to endoplasmic reticulum membrane|mitochondrion|SPOTS complex|integral to Golgi membrane YLR208W SEC13 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0273714079483266 0.112938444108958 999 Structural component of 3 distinct complexes; subunit of Nup84 nuclear pore sub-complex (NPC), COPII vesicle coat, and Seh1-associated (SEA) complex; COPII vesicle coat is required for ER to Golgi transport; the Nup84 subcomplex contributes to nucleocytoplasmic transport, NPC biogenesis and processes that may require localization of chromosomes at the nuclear periphery, including transcription; homologous to human SEC13; abundance increases under DNA replication stress positive regulation of transcription, DNA-dependent|ER-associated protein catabolic process|positive regulation of GTPase activity|nuclear pore distribution|COPII-coated vesicle budding structural molecule activity COPII vesicle coat|nuclear pore outer ring|Seh1-associated complex YBL032W HEK2 hom FT CHROMATIN ORGANIZATION|TRANSLATION|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.027356118048341 0.113139802963899 1000 RNA binding protein involved in the asymmetric localization of ASH1 mRNA; represses translation of ASH1 mRNA, an effect reversed by Yck1p-dependent phosphoryation; regulates telomere position effect and length; similarity to hnRNP-K telomere maintenance via telomerase|intracellular mRNA localization|mRNA stabilization mRNA binding nuclear chromosome, telomeric region|cytoplasmic mRNA processing body|cytoplasm YJL135W_d YJL135W hom 0.0272800258514234 0.114146099818993 1001 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL134W/LCB3 Unknown Unknown Unknown YOR379C_d YOR379C hom 0.0272783758913198 0.114438243002988 1002 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR378W Unknown Unknown Unknown YMR015C ERG5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0272388879210181 0.114693062410998 1003 C-22 sterol desaturase, a cytochrome P450 enzyme that catalyzes the formation of the C-22(23) double bond in the sterol side chain in ergosterol biosynthesis; may be a target of azole antifungal drugs ergosterol biosynthetic process C-22 sterol desaturase activity endoplasmic reticulum YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0272195452558236 0.115005117194814 1004 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YGL107C RMD9 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0272167488410942 0.114988271678802 1005 Mitochondrial protein required for respiratory growth; mutant phenotype and genetic interactions suggest a role in delivering mt mRNAs to ribosomes; located on matrix face of the inner membrane and loosely associated with mitoribosomes translational initiation|regulation of mRNA stability|aerobic respiration molecular_function extrinsic to mitochondrial inner membrane|mitochondrion YLR103C CDC45 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0272082406454673 0.115101881357196 1006 DNA replication initiation factor; recruited to MCM pre-RC complexes at replication origins; promotes release of MCM from Mcm10p, recruits elongation machinery; mutants in human homolog may cause velocardiofacial and DiGeorge syndromes S phase of mitotic cell cycle|regulation of chromatin silencing at telomere|DNA replication initiation|pre-replicative complex assembly|double-strand break repair via break-induced replication DNA replication origin binding|chromatin binding replication fork protection complex|nucleus|DNA replication preinitiation complex|nuclear replication fork|pre-replicative complex YGL255W ZRT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0272069852905208 0.115389952376706 1007 High-affinity zinc transporter of the plasma membrane, responsible for the majority of zinc uptake; transcription is induced under low-zinc conditions by the Zap1p transcription factor high-affinity zinc ion transport high affinity zinc uptake transmembrane transporter activity integral to membrane|integral to plasma membrane YDR114C_p YDR114C hom 0.0271493871270801 0.115890168819659 1008 Putative protein of unknown function; deletion mutant exhibits poor growth at elevated pH and calcium biological_process molecular_function cellular_component YEL055C POL5 het FT NUCLEUS 0.0271103099392406 0.116415909726701 1009 DNA Polymerase phi; has sequence similarity to the human MybBP1A and weak sequence similarity to B-type DNA polymerases, not required for chromosomal DNA replication; required for the synthesis of rRNA rRNA transcription|DNA replication DNA-directed DNA polymerase activity nucleolus YER159C BUR6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0270823587551394 0.116793109997169 1010 Subunit of a heterodimeric NC2 transcription regulator complex with Ncb2p; complex binds to TBP and can repress transcription by preventing preinitiation complex assembly or stimulate activated transcription; homologous to human NC2alpha negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity|transcription corepressor activity nucleus|negative cofactor 2 complex YMR003W AIM34 hom FT MITOCHONDRION 0.027045481259839 0.117292237668277 1011 Protein of unknown function; GFP-fusion protein localizes to the mitochondria; null mutant is viable and displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YBR171W SEC66 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0270317936189402 0.117642165810408 1012 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation|filamentous growth protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0270017947783872 0.117940495230712 1013 cis-Golgi t-SNARE syntaxin required for vesicular transport between the ER and the Golgi complex, binds at least 9 SNARE proteins ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|cis-Golgi network YGR199W PMT6 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0269461245939932 0.118865389642489 1014 Protein O-mannosyltransferase, transfers mannose from dolichyl phosphate-D-mannose to protein serine/threonine residues of secretory proteins; reaction is essential for cell wall rigidity; member of a family of mannosyltransferases protein O-linked glycosylation|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane YDR202C RAV2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0269284759643221 0.118886960442686 1015 Subunit of RAVE (Rav1p, Rav2p, Skp1p), a complex that associates with the V1 domain of the vacuolar membrane (H+)-ATPase (V-ATPase) and promotes assembly and reassembly of the holoenzyme vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex YPL072W UBP16 hom FT PROTEOLYSIS|MITOCHONDRION 0.0268884190089589 0.11943680330903 1016 Deubiquitinating enzyme anchored to the outer mitochondrial membrane, probably not important for general mitochondrial functioning, but may perform a more specialized function at mitochondria protein deubiquitination ubiquitin-specific protease activity mitochondrial outer membrane|cytoplasm YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0268698977442045 0.119691708317301 1017 Actin-related protein of the dynactin complex; required for spindle orientation and nuclear migration; putative ortholog of mammalian centractin nuclear migration|establishment of mitotic spindle orientation structural constituent of cytoskeleton cell cortex|dynactin complex|spindle pole body|astral microtubule YHR117W TOM71 hom FT MITOCHONDRION 0.0268503551917284 0.119961130766082 1018 Mitochondrial outer membrane protein; probable minor component of the TOM (translocase of outer membrane) complex responsible for recognition and import of mitochondrially directed proteins; TOM71 has a paralog, TOM70, that arose from the whole genome duplication biological_process protein transporter activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane YIL160C POT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0268427175680479 0.12006655542566 1019 3-ketoacyl-CoA thiolase with broad chain length specificity, cleaves 3-ketoacyl-CoA into acyl-CoA and acetyl-CoA during beta-oxidation of fatty acids fatty acid beta-oxidation mRNA binding|acetyl-CoA C-acyltransferase activity peroxisomal matrix|peroxisome YHR110W ERP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0268327285817515 0.120204546152595 1020 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport vesicle-mediated transport molecular_function integral to membrane YJR122W IBA57 hom FF|FT COFACTOR METABOLISM|MITOCHONDRION 0.0268299907068775 0.120741198613725 1021 Mitochondrial matrix protein involved in the incorporation of iron-sulfur clusters into mitochondrial aconitase-type proteins; activates the radical-SAM family members Bio2p and Lip5p; interacts with Ccr4p in the two-hybrid system iron-sulfur cluster assembly molecular_function mitochondrion|mitochondrial matrix YML057C-A_d YML057C-A hom 0.0268050106461825 0.120588099753014 1022 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene CMP2/YML057W Unknown Unknown Unknown YJL138C TIF2 hom FT TRANSLATION|RIBOSOME 0.0267978580917917 0.120687230198375 1023 Translation initiation factor eIF4A; DEA(D/H)-box RNA helicase that couples ATPase activity to RNA binding and unwinding; forms a dumbbell structure of two compact domains connected by a linker; interacts with eIF4G; protein abundance increases in response to DNA replication stress; TIF2 has a paralog, TIF1, that arose from the whole genome duplication translational initiation|regulation of translational initiation ATP-dependent RNA helicase activity|translation initiation factor activity ribosome|eukaryotic translation initiation factor 4F complex|plasma membrane|cytoplasm YLR271W_p YLR271W hom FT NUCLEUS 0.0267416167463993 0.122754139480043 1024 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YBR292C_d YBR292C hom 0.0267411544685584 0.121475368555891 1025 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR292C is not an essential gene Unknown Unknown Unknown YBR107C IML3 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0267388439923425 0.121507567573016 1026 Outer kinetochore protein and component of the Ctf19 complex; involved in the establishment of pericentromeric cohesion during mitosis; prevents non-disjunction of sister chromatids during meiosis II; required for localization of Sgo1p to pericentric sites during meiosis I; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-L and fission yeast fta1 establishment of meiotic sister chromatid cohesion|ascospore formation|protein localization to chromosome, centromeric region|meiotic sister chromatid segregation|maintenance of meiotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome outer kinetochore YLR128W DCN1 hom 0.0267331773676867 0.121586566442621 1027 Scaffold-type E3 ligase required for cullin neddylation and ubiquitin ligase activation; contains a ubiquitin-binding domain (UBA) for ubiquitin and Nedd8 (Rub1p) interaction and a PONY domain involved in cullin binding and neddylation protein neddylation|positive regulation of ubiquitin-protein ligase activity ubiquitin binding|NEDD8 ligase activity|small conjugating protein binding cellular_component YMR031W-A_d YMR031W-A hom 0.0267155669890897 0.12211082863269 1028 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays shortened telomeres; partially overlaps the uncharacterized ORF YMR031C Unknown Unknown Unknown YLR426W_p TDA5 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0267093875622214 0.121918660179245 1029 Putative protein of unknown function; detected in highly purified mitochondria in high-throughput studies; proposed to be involved in resistance to mechlorethamine and streptozotocin; null mutant sensitive to expression of top1-T722A allele response to drug molecular_function mitochondrion|integral to membrane YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.0266847184205897 0.122263777151542 1030 Transcription factor, activates transcription of stress response genes; nuclear localization is positively regulated by calcineurin-mediated dephosphorylation; rapidly localizes to the nucleus under blue light stress regulation of potassium ion concentration by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to calcium ion|positive regulation of sodium ion transport by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|cell wall chitin biosynthetic process|positive regulation of transcription from RNA polymerase II promoter in response to alkalinity|positive regulation of transcription from RNA polymerase II promoter by pheromones|ion homeostasis|Unknown|positive regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YNL089C_d YNL089C hom 0.0266790383221423 0.122343348720698 1031 Dubious open reading frame unlikely to encode a functional protein; almost completely overlaps YNL090W/RHO2 which encodes a small GTPase of the Rho/Rac subfamily of Ras-like proteins Unknown Unknown Unknown YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0266736948194425 0.122418241896966 1032 Component of the septin ring, required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells; N-terminus interacts with phosphatidylinositol-4,5-bisphosphate; protein abundance increases under DNA damage stress sporulation|maintenance of cell polarity|exit from mitosis|cell cycle cytokinesis|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding spindle microtubule|ascospore-type prospore|septin complex|prospore membrane|mating projection base|meiotic spindle|septin filament array|cellular bud neck septin ring|mating projection tip YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0266602987884306 0.122606154681414 1033 MADS-box transcription factor; component of the protein kinase C-mediated MAP kinase pathway involved in the maintenance of cell integrity; phosphorylated and activated by the MAP-kinase Slt2p; RLM1 has a paralog, SMP1, that arose from the whole genome duplication signal transduction|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|DNA binding, bending|sequence-specific DNA binding nucleus YOR050C_d YOR050C hom 0.0266597059296323 0.122614476208729 1034 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutation is viable Unknown Unknown Unknown YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.0266557965626294 0.122669360191204 1035 Polyamine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; recognizes spermine, putrescine, and spermidine; localizes to the plasma membrane spermidine transport|spermine transport spermidine transmembrane transporter activity|spermine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|plasma membrane YHR029C YHI9 hom FT SIGNALING 0.0266416863130477 0.123259209062015 1036 Protein of unknown function; null mutant is defective in unfolded protein response; possibly involved in a membrane regulation metabolic pathway; member of the PhzF superfamily, though most likely not involved in phenazine production endoplasmic reticulum unfolded protein response molecular_function cellular_component YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0265989233429085 0.123469980257803 1037 Molecular chaperone, required for the assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase mitochondrion organization|mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding mitochondrion|mitochondrial matrix YEL017W GTT3 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0265824915446513 0.123702052856038 1038 Protein of unknown function with a possible role in glutathione metabolism, as suggested by computational analysis of large-scale protein-protein interaction data; GFP-fusion protein localizes to the nuclear periphery biological_process molecular_function cellular_component YGL044C RNA15 het FT RNA PROCESSING|NUCLEUS 0.0265627833825916 0.123980847504991 1039 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; interacts with the A-rich polyadenylation signal in complex with Rna14p and Hrp1p; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; required for gene looping mRNA cleavage|mRNA polyadenylation mRNA binding|protein heterodimerization activity mRNA cleavage factor complex YBR281C DUG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0265569148294605 0.124063959574873 1040 Component of glutamine amidotransferase (GATase II); forms a complex with Dug3p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process peptidase activity|gamma-glutamyltransferase activity|omega peptidase activity nucleus|cytoplasm YOL001W PHO80 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0265256775889657 0.124507081438629 1041 Cyclin, interacts with cyclin-dependent kinase Pho85p; regulates the response to nutrient levels and environmental conditions, including the response to phosphate limitation and stress-dependent calcium signaling negative regulation of phosphate metabolic process|regulation of cyclin-dependent protein kinase activity|negative regulation of calcium-mediated signaling|negative regulation of transcription from RNA polymerase II promoter|cellular metal ion homeostasis|regulation of protein localization|negative regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YLR064W PER33 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0265248075350551 0.124744390103449 1042 Protein that localizes to the endoplasmic reticulum; also associates with the nuclear pore complex; deletion extends chronological lifespan; highly conserved across species, orthologous to human TMEM33 and paralogous to Pom33p; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|endoplasmic reticulum|nuclear pore YIL003W CFD1 het FT RNA PROCESSING|COFACTOR METABOLISM 0.0265151871194001 0.124656172468334 1043 Highly conserved, iron-sulfur cluster binding protein localized in the cytoplasm; forms a complex with Nbp35p that is involved in iron-sulfur protein assembly in the cytosol iron-sulfur cluster assembly|tRNA wobble uridine modification 4 iron, 4 sulfur cluster binding|ATPase activity cytoplasm YBR277C_d YBR277C hom 0.0264931007078286 0.124970520460906 1044 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YBR278W Unknown Unknown Unknown YDR279W RNH202 hom FT NUCLEUS 0.0264908463765258 0.125002640265188 1045 Ribonuclease H2 subunit, required for RNase H2 activity; related to human AGS2 that causes Aicardi-Goutieres syndrome RNA catabolic process|DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus YMR295C YMR295C hom FT SITE OF POLARIZED GROWTH 0.0264672922196762 0.125394986122955 1046 Protein of unknown function that associates with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and bud; YMR295C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cellular bud|mating projection tip YMR127C SAS2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0264644104652606 0.125379780438049 1047 Histone acetyltransferase (HAT) catalytic subunit of the SAS complex (Sas2p-Sas4p-Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; member of the MYSTacetyltransferase family histone acetylation|histone exchange|chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0263988811155957 0.12631845755524 1048 snRNP protein component of spliceosomal snRNPs, required for pre-mRNA splicing and snRNP biogenesis; in null mutant newly-synthesized snRNAs are destabilized and 3'-end processing is slowed spliceosomal complex assembly RNA binding small nuclear ribonucleoprotein complex YIL002C INP51 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0263969452700489 0.126402832812411 1049 Phosphatidylinositol 4,5-bisphosphate 5-phosphatase, synaptojanin-like protein with an N-terminal Sac1 domain, plays a role in phosphatidylinositol 4,5-bisphosphate homeostasis and in endocytosis; null mutation confers cold-tolerant growth phosphatidylinositol dephosphorylation phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity membrane|cytoplasm YCR004C YCP4 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.026336709827772 0.127214080153406 1050 Protein of unknown function, has sequence and structural similarity to flavodoxins; predicted to be palmitoylated; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process electron carrier activity mitochondrion|membrane raft|plasma membrane|cytoplasm YOL112W MSB4 hom FT SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0263273389347906 0.127349501940403 1051 GTPase-activating protein of the Ras superfamily that acts primarily on Sec4p, localizes to the bud site and bud tip, has similarity to Msb3p; msb3 msb4 double mutation causes defects in secretion and actin organization actin filament organization Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YJR082C EAF6 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0263023036496425 0.127711844742285 1052 Subunit of the NuA4 acetyltransferase complex that acetylates histone H4 and NuA3 acetyltransferase complex that acetylates histone H3 DNA repair|histone acetylation histone acetyltransferase activity nucleus|NuA4 histone acetyltransferase complex|NuA3 histone acetyltransferase complex YMR067C UBX4 hom FT PROTEOLYSIS|NUCLEUS 0.0262995415072691 0.127751871057098 1053 UBX domain-containing protein that interacts with Cdc48p; involved in degradation of polyubiquitinated proteins via the ERAD (ER-associated degradation) pathway; modulates the Cdc48p-Nplp-Ufd1p AAA ATPase complex during its role in delivery of misfolded proteins to the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|sporulation resulting in formation of a cellular spore protein complex binding nucleus|cytoplasm|extrinsic to membrane YGR097W ASK10 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|RNA POL II, HOLOENZYME 0.0262599959763172 0.128325996780843 1054 Component of RNA polymerase II holoenzyme; phosphorylated in response to oxidative stress; has a role in destruction of Ssn8p; proposed to function in activation of the glycerol channel Fps1p; ASK10 has a paralog, RGC1, that arose from the whole genome duplication cellular protein catabolic process|cellular response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter|positive regulation of glycerol transport molecular_function DNA-directed RNA polymerase II, holoenzyme|cytoplasm YDL100C GET3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0262565392148015 0.128433240686178 1055 Guanine nucleotide exchange factor for Gpa1p; amplifies G protein signaling; subunit of the GET complex, which is involved in Golgi to ER trafficking and insertion of proteins into the ER membrane; has low-level ATPase activity; protein abundance increases in response to DNA replication stress retrograde vesicle-mediated transport, Golgi to ER|pheromone-dependent signal transduction involved in conjugation with cellular fusion|response to heat|protein insertion into ER membrane|response to metal ion|posttranslational protein targeting to membrane ATPase activity|guanyl-nucleotide exchange factor activity endoplasmic reticulum|GET complex YOR372C NDD1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0262450680731113 0.128999997672181 1056 Transcriptional activator essential for nuclear division; localized to the nucleus; essential component of the mechanism that activates the expression of a set of late-S-phase-specific genes positive regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity nucleus YPL224C MMT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0261967014449899 0.129249082414058 1057 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt1p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.0261721345063725 0.129608751562389 1058 Type I HSP40 co-chaperone; involved in regulation of HSP90 and HSP70 functions; critical for determining cell size at Start as a function of growth rate; involved in protein translocation across membranes; member of the DnaJ family protein refolding|ER-associated protein catabolic process|protein targeting to mitochondrion|protein targeting to ER|'de novo' protein folding unfolded protein binding|ATPase activator activity cytosol|TRC complex|perinuclear region of cytoplasm YNL181W_p YNL181W het FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0261623453931141 0.129866773692361 1059 Putative oxidoreductase; required for cell viability biological_process oxidoreductase activity|oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor nuclear envelope|endoplasmic reticulum YLL025W PAU17 hom 0.0261514575907635 0.130141286176106 1060 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions; YLL025W is not an essential gene biological_process molecular_function cellular_component YGR288W MAL13 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0261374273831951 0.130118200093744 1061 MAL-activator protein, part of complex locus MAL1; nonfunctional in genomic reference strain S288C cellular carbohydrate metabolic process|regulation of transcription, DNA-dependent sequence-specific DNA binding transcription factor activity nucleus YJR059W PTK2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.026110322823799 0.13051713359497 1062 Putative serine/threonine protein kinase involved in regulation of ion transport across plasma membrane; enhances spermine uptake protein phosphorylation|cellular ion homeostasis|polyamine transport|G1/S transition of mitotic cell cycle|regulation of cell size protein kinase activity nucleus|plasma membrane|cytoplasm YBR233W PBP2 hom FT NUCLEUS 0.026106844149978 0.130568402424406 1063 RNA binding protein; has similarity to mammalian heterogeneous nuclear RNP K protein, involved in the regulation of telomere position effect and telomere length; relative distribution to the nucleus increases upon DNA replication stress telomere maintenance via telomere shortening mRNA binding cytoplasm YDR128W MTC5 hom 0.0260529673644171 0.131537140113257 1064 Subunit of the SEA (Seh1-associated) complex; SEA is a coatomer-related complex that associates dynamically with the vacuole; has N-terminal WD-40 repeats and a C-terminal RING motif; mtc5 is synthetically sick with cdc13-1; relative distribution to vacuolar membrane punctae decreases upon DNA replication stress biological_process molecular_function fungal-type vacuole membrane|Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YOR343C_d YOR343C hom 0.0260210563842707 0.131837693491008 1065 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0260166433625047 0.13190324486039 1066 Voltage-gated high-affinity calcium channel involved in calcium influx in response to some environmental stresses as well as exposure to mating pheromones; interacts and co-localizes with Mid1p, suggesting Cch1p and Mid1p function together calcium ion transport voltage-gated calcium channel activity|calcium channel activity integral to membrane|plasma membrane YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.026016406513038 0.131906763754514 1067 Aspartyl protease secreted into the periplasmic space of mating type a cells, helps cells find mating partners, cleaves and inactivates alpha factor allowing cells to recover from alpha-factor-induced cell cycle arrest adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|peptide catabolic process aspartic-type endopeptidase activity cell wall-bounded periplasmic space YBL059W_p YBL059W hom FT MITOCHONDRION 0.0260048926408361 0.132135589369242 1068 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YBL059W has a paralog, YER093C-A, that arose from the whole genome duplication biological_process molecular_function mitochondrion YPL140C MKK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION 0.0259752796546485 0.132518892447734 1069 MAPKK involved in the protein kinase C signaling pathway; involved in control of cell integrity; upon activation by Bck1p phosphorylates downstream target, Slt2p; functionally redundant with Mkk1p; MKK2 has a paralog, MKK1, that arose from the whole genome duplication signal transduction|peroxisome degradation|protein phosphorylation MAP kinase kinase activity intracellular YOR026W BUB3 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0259670382142568 0.132699603039759 1070 Kinetochore checkpoint WD40 repeat protein that localizes to kinetochores during prophase and metaphase, delays anaphase in the presence of unattached kinetochores; forms complexes with Mad1p-Bub1p and with Cdc20p, binds Mad2p and Mad3p mitotic cell cycle G2/M transition decatenation checkpoint|mitotic cell cycle spindle assembly checkpoint ubiquitin binding mitotic checkpoint complex|condensed nuclear chromosome kinetochore YGR230W BNS1 hom FT CELL CYCLE 0.0259076867336589 0.133529713852275 1071 Protein with some similarity to Spo12p; overexpression bypasses need for Spo12p, but not required for meiosis meiosis molecular_function cellular_component YLR291C GCD7 het FT TRANSLATION|MITOCHONDRION 0.0258954486107654 0.133713365352089 1072 Beta subunit of the translation initiation factor eIF2B, the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression regulation of translational initiation enzyme regulator activity|translation initiation factor activity|guanyl-nucleotide exchange factor activity mitochondrion|eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YDL207W GLE1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|NUCLEAR PORE 0.0258460455330621 0.134456719416209 1073 Cytoplasmic nucleoporin required for polyadenylated RNA export; not essential for protein import; contains a nuclear export signal; when bound to inositol hexakisphosphate (IP6), functions as an activator for the Dbp5p ATPase activity at the nuclear pore complex during mRNA export poly(A)+ mRNA export from nucleus|mRNA export from nucleus|regulation of translational initiation|regulation of translational termination translation initiation factor binding|inositol hexakisphosphate binding|phospholipid binding|enzyme activator activity mitochondrion|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore|cytoplasm YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.0257933259044014 0.135253494858408 1074 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YOR378W_p YOR378W hom FT PLASMA MEMBRANE 0.0257722095704482 0.135573656356373 1075 Putative paralog of ATR1, but not required for boron tolerance; member of the DHA2 family of drug:H+ antiporters; YOR378W is not an essential gene biological_process molecular_function integral to membrane YDR437W GPI19 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0256978062290292 0.136706408730191 1076 Subunit of GPI-GlcNAc transferase involved in synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), which is the first intermediate in glycosylphosphatidylinositol (GPI) anchor synthesis, shares similarity with mammalian PIG-P GPI anchor biosynthetic process UDP-glycosyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|nuclear envelope|integral to endoplasmic reticulum membrane|endoplasmic reticulum YDR285W ZIP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0256305143836269 0.137737166064257 1077 Transverse filament protein of the synaptonemal complex; required for normal levels of meiotic recombination and pairing between homologous chromosome during meiosis; potential Cdc28p substrate synapsis|reciprocal meiotic recombination chromatin binding|SUMO polymer binding transverse filament YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0256013857297744 0.138185203460666 1078 Cytosolic copper-zinc superoxide dismutase; some mutations are analogous to those that cause ALS (amyotrophic lateral sclerosis) in humans; protein abundance increases in response to DNA replication stress and in response to prolonged exposure to boric acid cellular copper ion homeostasis|fungal-type cell wall organization|superoxide metabolic process|cellular zinc ion homeostasis|positive regulation of sequence-specific DNA binding transcription factor activity|age-dependent response to reactive oxygen species involved in chronological cell aging superoxide dismutase activity cytosol|mitochondrion|nucleus|mitochondrial intermembrane space YOR304C-A_p YOR304C-A hom FT SITE OF POLARIZED GROWTH 0.0255985939000171 0.138463595648782 1079 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck biological_process molecular_function cellular bud|mating projection tip|cellular bud neck|cytoplasm YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0255625417826001 0.139433918610152 1080 Evolutionarily conserved protein, similar to Orm2p, required for resistance to agents that induce unfolded protein response; Orm1p and Orm2p together control membrane biogenesis by coordinating lipid homeostasis with protein quality control cellular sphingolipid homeostasis|negative regulation of sphingolipid biosynthetic process|response to unfolded protein molecular_function integral to membrane|endoplasmic reticulum|SPOTS complex YGL184C STR3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0255600249466987 0.138823314891935 1081 Peroxisomal cystathionine beta-lyase, converts cystathionine into homocysteine; may be redox regulated by Gto1p methionine biosynthetic process|transsulfuration cystathionine beta-lyase activity peroxisome YMR312W ELP6 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0255405316665431 0.139301821053968 1082 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity protein urmylation|regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex YNL152W INN1 het FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.025514186958119 0.139533147837026 1083 Essential protein that associates with contractile actomyosin ring; required for ingression of the plasma membrane into the bud neck during cytokinesis; C2 domain, a membrane targeting module, is required for function; activates chitin synthase activity of Chs2p during cytokinesis cytokinesis after mitosis|chromosome organization|barrier septum assembly involved in cell cycle cytokinesis|cytokinesis phospholipid binding cellular bud neck contractile ring|cytoplasm YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0254906217236161 0.139899156944835 1084 GID Complex subunit, serves as adaptor for regulatory subunit Vid24p; protein involved in proteasome-dependent catabolite degradation of fructose-1,6-bisphosphatase (FBPase); localized to the nucleus and the cytoplasm negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process|ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function nucleus|GID complex|cytoplasm YNL215W IES2 hom FT NUCLEUS 0.0254724677045727 0.140714997002095 1085 Protein that associates with the INO80 chromatin remodeling complex; associates with the INO80 complex under low-salt conditions; essential for growth under anaerobic conditions; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YIL120W QDR1 hom FT PLASMA MEMBRANE 0.0254701166077029 0.140218237501659 1086 Multidrug transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; required for resistance to quinidine, ketoconazole, fluconazole, and barban; QDR1 has a paralog, AQR1, that arose from the whole genome duplication drug transmembrane transport drug transmembrane transporter activity integral to membrane|plasma membrane YGR053C_p YGR053C hom 0.0254249411786509 0.141101114708616 1087 Putative protein of unknown function biological_process molecular_function cellular_component YPL260W YPL260W hom FT NUCLEUS 0.0254036359162968 0.14131593282863 1088 Putative substrate of cAMP-dependent protein kinase (PKA); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YPL260W is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YBL071C_d YBL071C hom 0.0253601933549888 0.141938304080598 1089 Dubious open reading frame, predicted protein contains a peroxisomal targeting signal Unknown Unknown Unknown YBR083W TEC1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0253570480348607 0.14198775902911 1090 Transcription factor targeting filamentation genes and Ty1 expression; Ste12p activation of most filamentation gene promoters depends on Tec1p and Tec1p transcriptional activity is dependent on its association with Ste12p; binds to TCS elements upstream of filamentation genes, which are regulated by Tec1p/Ste12p/Dig1p complex; competes with Dig2p for binding to Ste12p/Dig1p; positive regulator of chronological life span; TEA/ATTS DNA-binding domain family member pseudohyphal growth|chronological cell aging|positive regulation of transposition, RNA-mediated|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YML130C ERO1 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0253352543213291 0.142330792533303 1091 Thiol oxidase required for oxidative protein folding in the ER; essential for maintaining proper redox balance in ER; feedback regulation of Ero1p occurs via reduction and oxidation of Ero1p regulatory bonds; reduced Pdi1p activates Ero1p by direct reduction of Ero1p regulatory bonds; depletion of thiol substrates and accumulation of oxidized Pdi1p results in inactivation of Ero1p by both Pdi1p-mediated oxidation and autonomous oxidation of Ero1p regulatory bonds protein folding|protein thiol-disulfide exchange thiol oxidase activity endoplasmic reticulum YIL136W OM45 hom FT MITOCHONDRION 0.0253283614137653 0.142439419335573 1092 Mitochondrial outer membrane protein of unknown function; major constituent of the outer membrane, located on the outer (cytosolic) face; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YDR002W YRB1 het FT PROTEIN LOCALIZATION|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0252722912945314 0.143983589459961 1093 Ran GTPase binding protein; involved in nuclear protein import and RNA export, ubiquitin-mediated protein degradation during the cell cycle; shuttles between the nucleus and cytoplasm; is essential; homolog of human RanBP1 RNA export from nucleus|protein import into nucleus|G1/S transition of mitotic cell cycle|ubiquitin-dependent protein catabolic process Ran GTPase binding nucleus|cytoplasm YNL199C GCR2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0252383409008997 0.143863919217374 1094 Transcriptional activator of genes involved in glycolysis; interacts and functions with the DNA-binding protein Gcr1p positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor binding transcription factor activity nuclear envelope|nucleus YOL017W ESC8 hom FT GENE SILENCING|NUCLEUS 0.0252305331599803 0.143987982992544 1095 Protein involved in telomeric and mating-type locus silencing; interacts with Sir2p and also interacts with Gal11p, which is a component of the RNA pol II mediator complex; ESC8 has a paralog, IOC3, that arose from the whole genome duplication chromatin silencing molecular_function nucleus YPL100W ATG21 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0252286672938079 0.144017643447578 1096 Phosphoinositide binding protein required for vesicle formation in the cytoplasm-to-vacuole targeting (Cvt) pathway; binds both phosphatidylinositol (3,5)-bisphosphate and phosphatidylinositol 3-phosphate; WD-40 repeat protein piecemeal microautophagy of nucleus|vesicle organization|mitochondrion degradation|macroautophagy|protein localization to pre-autophagosomal structure|CVT pathway|protein lipidation phosphatidylinositol binding endosome|cytosol|fungal-type vacuole membrane YOR195W SLK19 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0252097189274057 0.144319118514995 1097 Kinetochore-associated protein required for normal segregation of chromosomes in meiosis and mitosis; component of the FEAR regulatory network, which promotes Cdc14p release from the nucleolus during anaphase; potential Cdc28p substrate meiosis|mitotic spindle organization in nucleus molecular_function spindle midzone|condensed nuclear chromosome kinetochore|kinetochore|spindle YDR072C IPT1 hom FT LIPID METABOLISM 0.0251962068908813 0.144534394851152 1098 Inositolphosphotransferase, involved in synthesis of mannose-(inositol-P)2-ceramide (M(IP)2C), the most abundant sphingolipid; can mutate to resistance to the antifungals syringomycin E and DmAMP1 and to K. lactis zymocin mannosyl diphosphorylinositol ceramide metabolic process|sphingolipid biosynthetic process transferase activity, transferring phosphorus-containing groups integral to membrane YER086W ILV1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0251867015753488 0.144685982670723 1099 Threonine deaminase, catalyzes the first step in isoleucine biosynthesis; expression is under general amino acid control; ILV1 locus exhibits highly positioned nucleosomes whose organization is independent of known ILV1 regulation threonine catabolic process|isoleucine biosynthetic process L-threonine ammonia-lyase activity mitochondrion YHL041W_d YHL041W hom 0.0251858301208667 0.144699886447475 1100 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YLR087C CSF1 hom FF|FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.025110131310833 0.146092019589284 1101 Protein required for fermentation at low temperature; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies fermentation molecular_function mitochondrion YLR203C MSS51 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0250243219336863 0.147294408720642 1102 Specific translational activator for the mitochondrial COX1 mRNA; loosely associated with the matrix face of the mitochondrial inner membrane; influences both COX1 mRNA translation and Cox1p assembly into cytochrome c oxidase; binds to heme B, which may be a mechanism for sensing oxygen levels in order to regulate cytochrome c oxidase biogenesis mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion YBR156C SLI15 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0249387704621517 0.149168521097786 1103 Subunit of the conserved chromosomal passenger complex (CPC; Ipl1p-Sli15p-Bir1p-Nbl1p), which regulates kinetochore-microtubule attachments, activation of the spindle tension checkpoint, and mitotic spindle disassembly chromosome segregation|protein phosphorylation|regulation of cytokinesis protein kinase activator activity spindle microtubule|spindle midzone|chromosome passenger complex|kinetochore microtubule YJR133W XPT1 hom FT NUCLEOTIDE METABOLISM 0.0249224076071779 0.14919247414513 1104 Xanthine-guanine phosphoribosyl transferase, required for xanthine utilization and for optimal utilization of guanine XMP salvage|hypoxanthine metabolic process xanthine phosphoribosyltransferase activity|hypoxanthine phosphoribosyltransferase activity cytoplasm YOL006C TOP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0249196621227609 0.148994586258263 1105 Topoisomerase I, nuclear enzyme that relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone; relaxes both positively and negatively supercoiled DNA; functions in replication, transcription, and recombination nuclear migration|chromatin assembly or disassembly|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|mitotic chromosome condensation|transcription elongation from RNA polymerase II promoter DNA topoisomerase type I activity replication fork protection complex|nucleolus|nucleus YDR088C SLU7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0249193115124252 0.149182298140143 1106 RNA splicing factor, required for ATP-independent portion of 2nd catalytic step of spliceosomal RNA splicing; interacts with Prp18p; contains zinc knuckle domain generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity spliceosomal complex YGR164W_d YGR164W hom 0.0249016027953943 0.149289465219559 1107 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL007C-A_p YGL007C-A hom 0.0248915624378445 0.149453600107235 1108 Putative protein of unknown function, identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; deletion exhibits slow-growth phenotype; computationally predicted to have a role in cell budding biological_process molecular_function cellular_component YER087C-B SBH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0248770881037803 0.149690461676744 1109 Beta subunit of the Sec61p ER translocation complex (Sec61p-Sss1p-Sbh1p); involved in protein translocation into the endoplasmic reticulum; interacts with the exocyst complex and also with Rtn1p; homologous to Sbh2p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation ARF guanyl-nucleotide exchange factor activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex YDR479C PEX29 hom FT PEROXISOME ORGANIZATION 0.0248505276856866 0.15012584734971 1110 Peroxisomal integral membrane peroxin; involved in the regulation of peroxisomal size, number and distribution; genetic interactions suggest that Pex28p and Pex29p act at steps upstream of those mediated by Pex30p, Pex31p, and Pex32p; forms ER foci upon DNA replication stress peroxisome organization molecular_function integral to membrane|peroxisomal membrane YFL031W HAC1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|NUCLEUS 0.0247734120175088 0.151395418783126 1111 Basic leucine zipper (bZIP) transcription factor (ATF/CREB1 homolog); regulates the unfolded protein response, via UPRE binding, and membrane biogenesis; ER stress-induced splicing pathway facilitates efficient Hac1p synthesis; protein abundance increases in response to DNA replication stress endoplasmic reticulum unfolded protein response|positive regulation of transcription from RNA polymerase II promoter involved in unfolded protein response|negative regulation of transcription from RNA polymerase II promoter during meiosis|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YKL033W-A_p YKL033W-A hom 0.0247499529773792 0.151783247109193 1112 Putative protein of unknown function; similar to uncharacterized proteins from other fungi biological_process molecular_function cellular_component YDL191W RPL35A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0246939738377376 0.152711757405106 1113 Ribosomal 60S subunit protein L35A; homologous to mammalian ribosomal protein L35 and bacterial L29; RPL35A has a paralog, RPL35B, that arose from the whole genome duplication cytoplasmic translation|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic large ribosomal subunit|preribosome, large subunit precursor YIL146C ATG32 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0246669586565375 0.153161393217831 1114 Mitochondrial outer membrane protein required to initiate mitophagy; recruits the autophagy adaptor protein Atg11p and the ubiquitin-like protein Atg8p to the mitochondrial surface to initiate mitophagy, the selective vacuolar degradation of mitochondria in response to starvation; can promote pexophagy when placed ectopically in the peroxisomal membrane fungal-type cell wall organization|mitochondrion degradation molecular_function integral to mitochondrial outer membrane YCR020W-B HTL1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0246529852708568 0.153947335730928 1115 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance regulation of cell cycle|nucleosome disassembly|response to DNA damage stimulus|chromatin remodeling|transcription elongation from RNA polymerase II promoter chromatin binding RSC complex YNL323W LEM3 hom FF|FT MEMBRANE ORGANIZATION|SIGNALING|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0246522507049637 0.154886295932448 1116 Membrane protein of the plasma membrane and ER, interacts specifically in vivo with the phospholipid translocase (flippase) Dnf1p; involved in translocation of phospholipids and alkylphosphocholine drugs across the plasma membrane phospholipid translocation|cell surface receptor signaling pathway phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane|cytoplasm YOR246C ENV9 hom FF|FT OXIDATION-REDUCTION PROCESS|VACUOLAR PROTEIN PROCESSING 0.0246498341621896 0.153692452769441 1117 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing and defects in vacuolar morphology; has similarity to oxidoreductases, found in lipid particles; required for replication of Brome mosaic virus in S. cerevisiae, a model system for studying replication of positive-strand RNA viruses in their natural hosts vacuole organization|vacuolar protein processing oxidoreductase activity lipid particle YBR061C TRM7 hom FT RNA PROCESSING|TRANSLATION 0.0246364036165859 0.153732531369195 1118 2'-O-ribose methyltransferase; methylates the 2'-O-ribose of tRNA-Phe, tRNA-Trp, and tRNA-Leu at positions C32 and N34 of the tRNA anticodon loop; crucial biological role likely modification of tRNA-Phe; interacts with Trm732p and Rtt10p in 2'-O-methylation of C32 and N34 substrate tRNAs, respectively cytoplasmic translation|tRNA methylation tRNA methyltransferase activity cytoplasm YKL041W VPS24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0246292575587545 0.153790564996112 1119 One of four subunits of the endosomal sorting complex required for transport III (ESCRT-III); forms an ESCRT-III subcomplex with Did4p; involved in the sorting of transmembrane proteins into the multivesicular body (MVB) pathway intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport molecular_function ESCRT III complex|cytoplasm YGR039W_d YGR039W hom 0.0245939523158039 0.154381532576908 1120 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the Autonomously Replicating Sequence ARS722 Unknown Unknown Unknown YER083C GET2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.02458766536349 0.154486949309188 1121 Subunit of the GET complex; involved in insertion of proteins into the ER membrane; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for meiotic nuclear division retrograde vesicle-mediated transport, Golgi to ER|protein insertion into ER membrane protein anchor integral to membrane|endoplasmic reticulum|GET complex YDR372C VPS74 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0245867900188916 0.154809414548891 1122 Golgi phosphatidylinositol-4-kinase effector and PtdIns4P sensor; interacts with the cytosolic domains of cis and medial glycosyltransferases, and in the PtdIns4P-bound state mediates the targeting of these enzymes to the Golgi; interacts with the catalytic domain of Sac1p, the major cellular PtdIns4P phosphatase, to direct dephosphosphorylation of the Golgi pool of PtdIns4P; tetramerization required for function; ortholog of human GOLPH3/GPP34/GMx33 retrograde vesicle-mediated transport, Golgi to ER|endoplasmic reticulum unfolded protein response|protein localization to Golgi apparatus enzyme binding|phosphatidylinositol-4-phosphate binding cytosol|Golgi apparatus|nucleus|extrinsic to membrane|cytoplasm YPR059C_d YPR059C hom 0.0245827362541916 0.154877472161747 1123 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YMC1/YPR058W Unknown Unknown Unknown YML119W_p YML119W hom 0.0245734391283653 0.154725690073168 1124 Putative protein of unknown function; YML119W is not an essential gene; potential Cdc28p substrate biological_process molecular_function cellular_component YDR247W VHS1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0245453176508797 0.155815767184197 1125 Cytoplasmic serine/threonine protein kinase; identified as a high-copy suppressor of the synthetic lethality of a sis2 sit4 double mutant, suggesting a role in G1/S phase progression; homolog of Sks1p protein phosphorylation|G1/S transition of mitotic cell cycle protein serine/threonine kinase activity|protein kinase activity cytoplasm YIL145C PAN6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.024515231963794 0.15595232955988 1126 Pantothenate synthase, also known as pantoate-beta-alanine ligase, required for pantothenic acid biosynthesis, deletion causes pantothenic acid auxotrophy, homologous to E. coli panC pantothenate biosynthetic process pantoate-beta-alanine ligase activity nucleus|cytoplasm YKL018C-A_p YKL018C-A hom 0.0244570446227447 0.156689522930562 1127 Putative protein of unknown function; identified by homology; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YGR046W TAM41 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0244448039168193 0.156897143673391 1128 Mitochondrial protein required for cardiolipin biosynthesis; viability of null mutant is strain-dependent; mRNA is targeted to the bud; mutant displays defect in mitochondrial protein import, likely due to altered membrane lipid composition cardiolipin biosynthetic process|protein import into mitochondrial matrix molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0244217907070432 0.15728804656292 1129 Saccharopine dehydrogenase (NADP+, L-glutamate-forming); catalyzes the formation of saccharopine from alpha-aminoadipate 6-semialdehyde, the seventh step in lysine biosynthesis pathway; exhibits genetic and physical interactions with TRM112 lysine biosynthetic process via aminoadipic acid saccharopine dehydrogenase (NADP+, L-glutamate-forming) activity cytoplasm YEL036C ANP1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.024380280323135 0.157995007808298 1130 Subunit of the alpha-1,6 mannosyltransferase complex; type II membrane protein; has a role in retention of glycosyltransferases in the Golgi; involved in osmotic sensitivity and resistance to aminonitrophenyl propanediol protein N-linked glycosylation alpha-1,6-mannosyltransferase activity|mannosyltransferase activity alpha-1,6-mannosyltransferase complex|Golgi cis cisterna YKL088W CAB3 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0243667257305108 0.158226375641316 1131 Subunit of a phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis; null mutant lethality is complemented by E. coli coaBC response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|purine nucleotide binding phosphopantothenoylcysteine decarboxylase complex|cytoplasm YOR323C PRO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0243385598057427 0.159705422239716 1132 Gamma-glutamyl phosphate reductase, catalyzes the second step in proline biosynthesis proline biosynthetic process glutamate-5-semialdehyde dehydrogenase activity nucleus|cytoplasm YDR153C ENT5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0243276449843337 0.158894893491679 1133 Protein containing an N-terminal epsin-like domain involved in clathrin recruitment and traffic between the Golgi and endosomes; associates with the clathrin adaptor Gga2p, clathrin adaptor complex AP-1, and clathrin late endosome to vacuole transport via multivesicular body sorting pathway|early endosome to Golgi transport|Golgi to endosome transport clathrin binding|phosphatidylinositol-3,5-bisphosphate binding endosome|clathrin vesicle coat|cytoplasm YPL254W HFI1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0243274390350334 0.158898422125106 1134 Adaptor protein required for structural integrity of the SAGA complex, a histone acetyltransferase-coactivator complex that is involved in global regulation of gene expression through acetylation and transcription functions histone acetylation|chromatin modification|transcription from RNA polymerase II promoter transcription coactivator activity|transcription cofactor activity SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YFR015C GSY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0243241607123153 0.159203441000536 1135 Glycogen synthase; expression induced by glucose limitation, nitrogen starvation, environmental stress, and entry into stationary phase; GSY1 has a paralog, GSY2, that arose from the whole genome duplication; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress glycogen biosynthetic process glycogen (starch) synthase activity mitochondrion|cytoplasm YDL061C RPS29B hom FT TRANSLATION|RIBOSOME 0.0243100157486989 0.159197158783822 1136 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S29 and bacterial S14; RPS29B has a paralog, RPS29A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YIL099W SGA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0242962533094239 0.159433427302888 1137 Intracellular sporulation-specific glucoamylase involved in glycogen degradation; induced during starvation of a/a diploids late in sporulation, but dispensable for sporulation ascospore formation|glycogen catabolic process glucan 1,4-alpha-glucosidase activity fungal-type vacuole YDL018C ERP3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.024283587762036 0.15965109897759 1138 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport vesicle-mediated transport molecular_function integral to membrane YNL225C CNM67 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0242808850179564 0.159759855300797 1139 Component of the spindle pole body outer plaque; required for spindle orientation and mitotic nuclear migration; CNM67 has a paralog, ADY3, that arose from the whole genome duplication microtubule nucleation|mitotic spindle organization structural constituent of cytoskeleton outer plaque of spindle pole body|spindle pole body YNR064C YNR064C hom 0.0242803402897937 0.159706946610808 1140 Epoxide hydrolase, member of the alpha/beta hydrolase fold family; may have a role in detoxification of epoxides response to toxin epoxide hydrolase activity cellular_component YNL154C YCK2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0242696337903746 0.15989117370077 1141 Palmitoylated plasma membrane-bound casein kinase I isoform; shares redundant functions with Yck1p in morphogenesis, proper septin assembly, endocytic trafficking; YCK2 has a paralog, YCK1, that arose from the whole genome duplication endocytosis|cell morphogenesis|protein phosphorylation|cytokinesis|response to glucose stimulus protein serine/threonine kinase activity|protein kinase activity plasma membrane|cellular bud neck|mating projection YDR081C PDC2 het FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0242595957577968 0.160064044309881 1142 Transcription factor for thiamine-regulated genes; required for expression of the two isoforms of pyruvate decarboxylase (PDC1 and PDC5) along with thiamine biosynthetic genes; binds a DNA sequence in the PDC5 promoter; mutant fails to grow on 2% glucose and thus is scored as inviable under standard conditions positive regulation of thiamine biosynthetic process|Unknown|positive regulation of transcription from RNA polymerase II promoter transcription regulatory region sequence-specific DNA binding nucleus YOR135C_d IRC14 hom 0.0242319394148887 0.16054106040389 1143 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YOR136W; null mutant displays increased levels of spontaneous Rad52 foci Unknown Unknown Unknown YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0242237739800844 0.16068210280257 1144 Ubiquitin conjugating enzyme, involved in the ER-associated protein degradation pathway; requires Cue1p for recruitment to the ER membrane; proposed to be involved in chromatin assembly fungal-type cell wall organization|chromatin assembly or disassembly|ER-associated protein catabolic process ubiquitin-protein ligase activity endoplasmic reticulum membrane YGR228W_d YGR228W hom 0.0242101938659365 0.160916880750564 1145 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SMI1/YGR229C Unknown Unknown Unknown YMR103C_d YMR103C hom 0.0242029120979385 0.161042877247699 1146 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR072W HXT17 hom FT PLASMA MEMBRANE 0.0241764456305134 0.161877097471765 1147 Hexose transporter, up-regulated in media containing raffinose and galactose at pH 7.7 versus pH 4.7, repressed by high levels of glucose hexose transport mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YDR199W_d YDR199W hom 0.0241619246543601 0.161816047560252 1148 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene VPS64; computationally predicted to have thiol-disulfide oxidoreductase activity Unknown Unknown Unknown YLR266C PDR8 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0241158505465601 0.162555078527714 1149 Transcription factor; targets include ATP-binding cassette (ABC) transporters, major facilitator superfamily transporters, and other genes involved in the pleiotropic drug resistance (PDR) phenomenon; PDR8 has a paralog, YRR1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding nucleus YJL098W SAP185 hom FT CELL CYCLE|RNA PROCESSING|MITOCHONDRION 0.0240896844734491 0.163011652024462 1150 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap190p; SAP185 has a paralog, SAP190, that arose from the whole genome duplication tRNA wobble uridine modification|G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity mitochondrion|cytoplasm YNL108C_p YNL108C hom FT NUCLEUS 0.0240407333326206 0.163868398355007 1151 Putative protein of unknown function; similar to prokaryotic phosphotransfer enzymes; null mutant shows alterations in glucose metabolism; GFP-fusion protein localizes to the cytoplasm and nucleus; YNL108C has a paralog, TFC7, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YLR115W CFT2 het FT RNA PROCESSING|NUCLEUS 0.024022519283559 0.164188046235216 1152 Subunit of the mRNA cleavage and polyadenlylation factor (CPF); required for pre-mRNA cleavage, polyadenylation and poly(A) site recognition, 43% similarity with the mammalian CPSF-100 protein. mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YDR493W MZM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0240029263093136 0.164532417531136 1153 Protein required for assembly of the cytochrome bc(1) complex; acts as a chaperone for Rip1p and facilitates its insertion into the complex at a late stage of assembly; localized to the mitochondrial matrix; null mutant exhibits a respiratory growth defect and reduced mitochondrial zinc levels, which is characteristic of mutations affecting bc(1) complex assembly; human LYRM7 is a functional ortholog mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|mitochondrial matrix YPR077C_d YPR077C hom 0.023955207598157 0.165373408604601 1154 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; expression increased by deletion of NAP1 Unknown Unknown Unknown YPL110C GDE1 hom FT LIPID METABOLISM|SIGNALING|CARBOHYDRATE METABOLISM 0.0239534107305899 0.165405139523684 1155 Glycerophosphocholine (GroPCho) phosphodiesterase; hydrolyzes GroPCho to choline and glycerolphosphate, for use as a phosphate source and as a precursor for phosphocholine synthesis; may interact with ribosomes glycerophospholipid catabolic process glycerophosphocholine phosphodiesterase activity ribosome|cytoplasm YGL104C VPS73 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|MITOCHONDRION 0.0239381252736986 0.165927910825084 1156 Mitochondrial protein; mutation affects vacuolar protein sorting; putative transporter; member of the sugar porter family transport|transmembrane transport|protein targeting to vacuole substrate-specific transmembrane transporter activity mitochondrion|integral to membrane YML081W TDA9 hom FT NUCLEUS 0.0239089270655659 0.166192138239988 1157 DNA-binding protein, putative transcription factor; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene; TDA9 has a paralog, RSF2, that arose from the whole genome duplication biological_process sequence-specific DNA binding nucleus YGR078C PAC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0238924240141759 0.167309020114081 1158 Part of the heteromeric co-chaperone GimC/prefoldin complex, which promotes efficient protein folding tubulin complex assembly tubulin binding prefoldin complex|polysome|cytoplasm YJR105W ADO1 hom FF|FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0238814406820684 0.167313678039377 1159 Adenosine kinase, required for the utilization of S-adenosylmethionine (AdoMet); may be involved in recycling adenosine produced through the methyl cycle purine nucleobase metabolic process adenosine kinase activity nucleus|cytoplasm YDR286C_p YDR286C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0238758621128394 0.166778940002836 1160 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site biological_process molecular_function cellular_component YLR055C SPT8 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0238674146797459 0.166929105452762 1161 Subunit of the SAGA transcriptional regulatory complex but not present in SAGA-like complex SLIK/SALSA, required for SAGA-mediated inhibition at some promoters histone acetylation|negative regulation of transcription from RNA polymerase II promoter|chromatin modification|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|transcription cofactor activity nucleus|SAGA complex YHL007C STE20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0238433532213075 0.167357389659639 1162 Cdc42p-activated signal transducing kinase of the PAK (p21-activated kinase) family; involved in pheromone response, pseudohyphal/invasive growth, vacuole inheritance, down-regulation of sterol uptake; GBB motif binds Ste4p negative regulation of gene expression|osmosensory signaling pathway via Sho1 osmosensor|activation of MAPKKK activity|vacuole inheritance|protein phosphorylation|cellular bud site selection|cellular response to heat|regulation of exit from mitosis|pheromone-dependent signal transduction involved in conjugation with cellular fusion|signal transduction involved in filamentous growth|pseudohyphal growth|sterol import|stress granule assembly|invasive growth in response to glucose limitation|positive regulation of apoptotic process histone serine kinase activity|MAP kinase kinase kinase kinase activity|protein kinase activity incipient cellular bud site|plasma membrane|nucleus|mating projection tip YOR118W RTC5 hom 0.0237734703407624 0.168605954811122 1163 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; null mutation suppresses cdc13-1 temperature sensitivity biological_process molecular_function cytoplasm YGL042C_d YGL042C hom 0.023751592709324 0.169189066242301 1164 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation blocks replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene DST1 Unknown Unknown Unknown YIL029C_p YIL029C hom 0.0237512045659163 0.169005231326255 1165 Putative protein of unknown function; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); YIL029C has paralog YPR071W biological_process molecular_function integral to membrane YEL019C MMS21 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0237342025328506 0.169310593949149 1166 SUMO ligase and component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; mutants are sensitive to methyl methanesulfonate and show increased spontaneous mutation and mitotic recombination DNA repair SUMO ligase activity nuclear envelope|Smc5-Smc6 complex|nucleus|cytoplasm YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0236740079884432 0.17084191233544 1167 Subunit of heterotrimeric Replication Protein A (RPA), which is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|DNA replication|double-strand break repair via homologous recombination|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex|cytoplasm YDL167C NRP1 hom 0.0236468149171036 0.170886636127617 1168 Putative RNA binding protein of unknown function; localizes to stress granules induced by glucose deprivation; predicted to be involved in ribosome biogenesis biological_process molecular_function cytoplasmic stress granule|cytoplasm YGR211W ZPR1 het FT CELL CYCLE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0236019513032605 0.172019920466939 1169 Essential protein with two zinc fingers; present in the nucleus of growing cells but relocates to the cytoplasm in starved cells via a process mediated by Cpr1p; binds to translation elongation factor eEF-1 (Tef1p); relative distribution to the nucleus increases upon DNA replication stress regulation of mitotic cell cycle|cellular response to starvation protein binding nucleus|cytoplasm YNR019W ARE2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0235926780463251 0.172124454490246 1170 Acyl-CoA:sterol acyltransferase; endoplasmic reticulum enzyme that contributes the major sterol esterification activity in the presence of oxygen; ARE2 has a paralog, ARE1, that arose from the whole genome duplication ergosterol metabolic process ergosterol O-acyltransferase activity integral to membrane|endoplasmic reticulum YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0235219645849975 0.173157340507201 1171 Subunit C of the eight-subunit V1 peripheral membrane domain of vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; required for the V1 domain to assemble onto the vacuolar membrane vacuolar acidification proton-transporting ATPase activity, rotational mechanism fungal-type vacuole membrane|vacuolar proton-transporting V-type ATPase, V1 domain|integral to membrane YGR243W FMP43 hom FT MITOCHONDRION 0.0234966630440024 0.173620244823995 1172 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; more highly expressed in glucose-containing minimal medium than in lactate-containing medium; expression regulated by osmotic and alkaline stresses; protein abundance increases in response to DNA replication stress mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|mitochondrial membrane YGL167C PMR1 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0234914879464282 0.17371503956529 1173 High affinity Ca2+/Mn2+ P-type ATPase required for Ca2+ and Mn2+ transport into Golgi; involved in Ca2+ dependent protein sorting and processing; mutations in human homolog ATP2C1 cause acantholytic skin condition Hailey-Hailey disease manganese ion transport|calcium ion transport|exocytosis manganese-transporting ATPase activity|calcium-transporting ATPase activity|calcium ion binding integral to membrane|Golgi membrane YNR046W TRM112 het FT RNA PROCESSING|NUCLEUS 0.0234724950294981 0.1740632731713 1174 Protein involved in methylation of tRNA, rRNA, and translation factors; subunit of tRNA methyltransferase (MTase) complexes in combination with Trm9p and Trm11p; interacts with and stabilizes 18S rRNA methyltransferase Bud23p; subunit of complex with Mtq2p that methylates Sup45p (eRF1) in the ternary complex eRF1-eRF3-GTP; deletion confers resistance to zymocin; relative distribution to the nucleus increases upon DNA replication stress rRNA (guanine-N7)-methylation|peptidyl-glutamine methylation|tRNA methylation protein methyltransferase activity|zinc ion binding|tRNA (guanine-N2-)-methyltransferase activity|rRNA (guanine) methyltransferase activity eRF1 methyltransferase complex|nucleolus|nucleus|tRNA (m2G10) methyltransferase complex|cytoplasm YNL007C SIS1 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0234703965412989 0.174423227123795 1175 Type II HSP40 co-chaperone that interacts with the HSP70 protein Ssa1p; not functionally redundant with Ydj1p due to due to substrate specificity; has similarity to bacterial DnaJ proteins; protein abundance increases in response to DNA replication stress protein folding|translational initiation unfolded protein binding cytosolic small ribosomal subunit YBR088C POL30 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0234468047870153 0.174535130586994 1176 Proliferating cell nuclear antigen (PCNA), functions as the sliding clamp for DNA polymerase delta; may function as a docking site for other proteins required for mitotic and meiotic chromosomal DNA replication and for DNA repair lagging strand elongation|postreplication repair|base-excision repair|nucleotide-excision repair|mismatch repair|meiotic mismatch repair|leading strand elongation|chromatin silencing at telomere|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette DNA polymerase processivity factor activity PCNA complex|nucleus|replication fork YGR178C PBP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS|MITOCHONDRION 0.0234371944981739 0.174711889654221 1177 Component of glucose deprivation induced stress granules; involved in P-body-dependent granule assembly; similar to human ataxin-2; interacts with Pab1p to regulate mRNA polyadenylation; interacts with Mkt1p to regulate HO translation; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress positive regulation of translation|mRNA polyadenylation|stress granule assembly molecular_function mitochondrion|nucleus|polysome|cytoplasmic stress granule|cytoplasm YBR210W ERV15 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.0234153935876861 0.175177724018729 1178 Protein involved in export of proteins from the endoplasmic reticulum; ERV15 has a paralog, ERV14, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport|axial cellular bud site selection molecular_function integral to membrane|ER to Golgi transport vesicle YLR360W VPS38 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.023377283114329 0.175816834112096 1179 Part of a Vps34p phosphatidylinositol 3-kinase complex that functions in carboxypeptidase Y (CPY) sorting; binds Vps30p and Vps34p to promote production of phosphatidylinositol 3-phosphate (PtdIns3P) which stimulates kinase activity; required for overflow degradation of misfolded proteins when ERAD is saturated ER-associated protein catabolic process|late endosome to vacuole transport molecular_function phosphatidylinositol 3-kinase complex II YPR185W ATG13 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.023328359681579 0.177046064758603 1180 Regulatory subunit of the Atg1p signaling complex; stimulates Atg1p kinase activity; required for vesicle formation during autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; involved in Atg9p, Atg23p, and Atg27p cycling piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|activation of protein kinase activity|CVT pathway protein kinase regulator activity Atg1p signaling complex|extrinsic to membrane YDL008W APC11 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0232766010728226 0.177685430673035 1181 Catalytic core subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; contains a RING-H2 domain that is required for activity anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YIL117C PRM5 hom 0.0232570755630085 0.178049516957442 1182 Pheromone-regulated protein, predicted to have 1 transmembrane segment; induced during cell integrity signaling biological_process molecular_function integral to membrane YOR186W_p YOR186W hom 0.0232518405294999 0.178147227338101 1183 Putative protein of unknown function; proper regulation of expression during heat stress is sphingolipid-dependent; YOR186W has a paralog, YLR297W, that arose from the whole genome duplication biological_process molecular_function cellular_component YDL009C_p YDL009C hom 0.0232474755896634 0.17822872816528 1184 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the verified ORF YDL010W; YDL009C is not an essential gene biological_process molecular_function cellular_component YKL109W HAP4 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0232443067861294 0.178287912474248 1185 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; provides the principal activation function of the complex regulation of cellular respiration|carbon catabolite activation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity CCAAT-binding factor complex YLR309C IMH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.023221983778771 0.178705257561347 1186 Protein involved in vesicular transport, mediates transport between an endosomal compartment and the Golgi, contains a Golgi-localization (GRIP) domain that interacts with activated Arl1p-GTP to localize Imh1p to the Golgi Golgi to plasma membrane protein transport|vesicle-mediated transport molecular_function cytosol|Golgi apparatus YML013W UBX2 hom FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0231173051870426 0.180671994480278 1187 Bridging factor involved in ER-associated protein degradation (ERAD); bridges the cytosolic Cdc48p-Npl1p-Ufd1p ATPase complex and the membrane associated Ssm4p and Hrd1p ubiquitin ligase complexes; contains a UBX (ubiquitin regulatory X) domain and a ubiquitin-associated (UBA) domain; redistributes from the ER to lipid droplets during the diauxic shift and stationary phase; required for the maintenance of lipid homeostasis proteasomal ubiquitin-dependent protein catabolic process|ER-associated protein catabolic process|lipid particle organization protein binding, bridging mitochondrial outer membrane|Doa10p ubiquitin ligase complex|integral to endoplasmic reticulum membrane|lipid particle|endoplasmic reticulum YBR098W MMS4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0230653134089673 0.181654785135552 1188 Subunit of the structure-specific Mms4p-Mus81p endonuclease that cleaves branched DNA; involved in recombination, DNA repair, and joint molecule formation/resolution during meiotic recombination; phosphorylation of the non-catalytic subunit Mms4p by Cdc28p and Cdcp during mitotic cell cycle activates the function of Mms4p-Mus81p DNA repair|DNA topological change|regulation of reciprocal meiotic recombination|reciprocal meiotic recombination|resolution of meiotic recombination intermediates|response to DNA damage stimulus transcription coactivator activity|endonuclease activity|crossover junction endodeoxyribonuclease activity Holliday junction resolvase complex|nucleus YFR031C SMC2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0230570116791877 0.181877249008548 1189 Subunit of the condensin complex; essential SMC chromosomal ATPase family member that forms a complex with Smc4p to form the active ATPase; Smc2p/Smc4p complex binds DNA; required for clustering of tRNA genes at the nucleolus mitotic chromosome condensation|mitotic sister chromatid segregation|tRNA gene clustering double-stranded DNA binding|ATPase activity|AT DNA binding|DNA secondary structure binding mitochondrion|nuclear condensin complex YIL083C CAB2 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0230547535456076 0.181854879751544 1190 Probable phosphopantothenoylcysteine synthetase (PPCS), which catalyzes the second step of coenzyme A biosynthesis from pantothenate; null mutant lethality is complemented by E. coli coaBC (encoding a bifunctional enzyme with PPCS activity) coenzyme A biosynthetic process phosphopantothenate--cysteine ligase activity nucleus|cytoplasm YDR006C SOK1 hom FT SIGNALING|NUCLEUS 0.0230367245366838 0.182196881866846 1191 Protein whose overexpression suppresses the growth defect of mutants lacking protein kinase A activity; involved in cAMP-mediated signaling; localized to the nucleus; similar to the mouse testis-specific protein PBS13 cAMP-mediated signaling molecular_function nucleus YOR049C RSB1 hom FT MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0230323888862281 0.182279198260883 1192 Suppressor of sphingoid long chain base (LCB) sensitivity of an LCB-lyase mutation; putative integral membrane transporter or flippase that may transport LCBs from the cytoplasmic side toward the extracytoplasmic side of the membrane phospholipid translocation|fatty acid transport phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane YOL143C RIB4 hom FT NUCLEUS 0.0230093451999345 0.18278244356864 1193 Lumazine synthase (6,7-dimethyl-8-ribityllumazine synthase, also known as DMRL synthase); catalyzes synthesis of immediate precursor to riboflavin riboflavin biosynthetic process 6,7-dimethyl-8-ribityllumazine synthase activity nucleus|cytoplasm YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.022988753990977 0.183109183100978 1194 Regulatory subunit for the plasma membrane H(+)-ATPase Pma1p; small single-membrane span proteolipid; forms unique helix and positively charged cytoplasmic domain that is able to specifically segregate phosphatidylserines; PMP1 has a paralog, PMP2, that arose from the whole genome duplication cation transport enzyme regulator activity plasma membrane|membrane YJR033C RAV1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM 0.0229817690769203 0.183242303544575 1195 Subunit of the RAVE complex (Rav1p, Rav2p, Skp1p), which promotes assembly of the V-ATPase holoenzyme; required for transport between the early and late endosome/PVC and for localization of TGN membrane proteins; potential Cdc28p substrate early endosome to late endosome transport|vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex|cytoplasm|extrinsic to membrane YGL178W MPT5 hom FT TRANSLATION 0.0229551963110979 0.183880207428467 1196 mRNA-binding protein of the PUF family; binds to the 3' UTR of specific mRNAs, including those involved in mating type switching, cell wall integrity, chronological lifespan, chromatin modification, and spindle pole body architecture; recruits the CCR4-NOT deadenylase complex to mRNAs along with Dhh1p and Dcp1p to promote deadenylation, decapping, and decay; also interacts with the Caf20p translational initiation repressor, affecting its mRNA target specificity negative regulation of translation|negative regulation of translational initiation|Unknown mRNA binding|protein binding, bridging cytoplasm YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0229524219554611 0.184523294628456 1197 Cystathionine gamma-lyase, catalyzes one of the two reactions involved in the transsulfuration pathway that yields cysteine from homocysteine with the intermediary formation of cystathionine; protein abundance increases in response to DNA replication stress sulfur amino acid metabolic process|cysteine biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|cysteine metabolic process cystathionine gamma-lyase activity cytoplasm YGR235C MOS2 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0229466638704128 0.184108756752796 1198 Mitochondrial inner membrane protein; non-essential component of the mitochondrial inner membrane organizing system (MINOS, MitOS, or MICOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YBR090C_p YBR090C hom FT NUCLEUS 0.0228701966156015 0.18583803572047 1199 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YDR149C_d YDR149C hom 0.0228371502322796 0.186014617002459 1200 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps the verified gene NUM1; null mutation blocks anaerobic growth Unknown Unknown Unknown YPL096W PNG1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.0227888508854299 0.186947374522825 1201 Conserved peptide N-glycanase required for deglycosylation of misfolded glycoproteins during proteasome-dependent degradation; localizes to the cytoplasm and nucleus; activity is enhanced by interaction with Rad23p misfolded or incompletely synthesized protein catabolic process|protein deglycosylation peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase activity cytosol|mitochondrion|nucleus YAL068C PAU8 hom FT TRANSCRIPTION FROM RNA POL II 0.0227556601280624 0.187656179463406 1202 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YMR238W DFG5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0227113898482988 0.188450505459911 1203 Putative mannosidase, essential glycosylphosphatidylinositol (GPI)-anchored membrane protein required for cell wall biogenesis in bud formation, involved in filamentous growth, homologous to Dcw1p pseudohyphal growth|fungal-type cell wall biogenesis|budding cell bud growth mannosidase activity anchored to plasma membrane YGR010W NMA2 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0227106141365141 0.188729450291591 1204 Nicotinic acid mononucleotide adenylyltransferase; catalyzes the transfer of the adenylyl moiety of ATP to nicotinamide mononucleotide to form NAD; involved in de novo and salvage synthesis of NAD(+); NMA2 has a paralog, NMA1, that arose from the whole genome duplication NAD biosynthetic process nicotinamide-nucleotide adenylyltransferase activity nucleus YOR325W_d YOR325W hom 0.022695117632509 0.188767397143746 1205 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF FRT1 Unknown Unknown Unknown YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.0226813862550478 0.189035112946939 1206 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and vacuole; YOL019W has a paralog, DCV1, that arose from the whole genome duplication biological_process molecular_function integral to membrane|plasma membrane|fungal-type vacuole YJR135C MCM22 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0226486138793163 0.189675194947025 1207 Outer kinetochore protein and component of the Ctf3 subcomplex; binds to centromeric DNA in a Ctf19p-dependent manner; involved in chromosome segregation and minichromosome maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-K and fission yeast sim4 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YDR535C_d YDR535C hom 0.0226165007849207 0.190303947475278 1208 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YDR535C is not an essential gene. Unknown Unknown Unknown YGL002W ERP6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0226083165368005 0.190795385768486 1209 Member of the p24 family involved in ER to Golgi transport; similar to Emp24p and Erv25p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; ERP6 has a paralog, ERP1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function mitochondrion|integral to membrane YGR102C GTF1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0226062201324254 0.190836532606849 1210 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; transposon insertion mutant is salt sensitive and null mutant has growth defects; non-tagged protein is detected in purified mitochondria glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YBL071W-A KTI11 hom FT RNA PROCESSING|NUCLEUS 0.022580333533161 0.191146329863535 1211 Zn-ribbon protein that co-purifies with Dph1 and Dph2 in a complex required for synthesis of diphthamide on translation factor eEF2 and with Elongator subunits Iki3p, Elp2p, and Elp3p involved in modification of wobble nucleosides in tRNAs peptidyl-diphthamide biosynthetic process from peptidyl-histidine|tRNA wobble uridine modification electron carrier activity|iron ion binding|zinc ion binding nucleus|cytoplasm YDL193W NUS1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0225747296495192 0.191720916084615 1212 Putative prenyltransferase, required for cell viability; proposed to be involved in protein trafficking because tet-repressible mutant shows accumulation of hypoglycosylated forms of CPY protein glycosylation prenyltransferase activity nuclear envelope|lipid particle|endoplasmic reticulum YCR016W_p YCR016W hom FT NUCLEUS 0.0225617386810756 0.191379688885863 1213 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus and nucleus; predicted to be involved in ribosome biogenesis biological_process molecular_function nucleolus|nucleus YJL071W ARG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0225324759559669 0.191956353084908 1214 Acetylglutamate synthase (glutamate N-acetyltransferase), mitochondrial enzyme that catalyzes the first step in the biosynthesis of the arginine precursor ornithine; forms a complex with Arg5,6p arginine biosynthetic process|ornithine biosynthetic process acetyl-CoA:L-glutamate N-acetyltransferase activity mitochondrial matrix YMR001C CDC5 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0225317963843171 0.192434391421751 1215 Polo-like kinase with multiple functions in mitosis and cytokinesis through substrate phosphorylation, also functions in adaptation to DNA damage during meiosis; has similarity to Xenopus Plx1 and S. pombe Plo1p; possible Cdc28p substrate synaptonemal complex disassembly|spindle assembly involved in meiosis|protein phosphorylation|resolution of meiotic recombination intermediates|positive regulation of spindle pole body separation protein kinase activity nucleus|cellular bud neck|spindle pole YOR054C VHS3 hom FT CELL CYCLE|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM 0.0224831430761747 0.192931418554507 1216 Negative regulatory subunit of protein phosphatase 1 Ppz1p and also a subunit of the phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis coenzyme A biosynthetic process|cellular monovalent inorganic cation homeostasis phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex YPL277C_p YPL277C hom 0.0224745322731147 0.19343431803559 1217 Putative protein of unknown function; localized to the membranes; gene expression regulated by copper levels biological_process molecular_function membrane YJL009W_d YJL009W het 0.0224701325852334 0.193189176326641 1218 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps CCT8/YJL008C, a verified gene encoding a subunit of the cytosolic chaperonin Cct ring complex Unknown Unknown Unknown YKL025C PAN3 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION 0.0224697103094101 0.193197546492634 1219 Essential subunit of the Pan2p-Pan3p poly(A)-ribonuclease complex, which acts to control poly(A) tail length and regulate the stoichiometry and activity of postreplication repair complexes DNA repair|mRNA 3'-end processing|postreplication repair poly(A)-specific ribonuclease activity PAN complex|cytoplasm YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0224628081858618 0.193334395103258 1220 Cyclin-dependent kinase inhibitor (CKI); inhibitor of Cdc28-Clb kinase complexes that controls G1/S phase transition, preventing premature S phase and ensuring genomic integrity; phosphorylation targets Sic1p for SCF(CDC4)-dependent turnover; functional homolog of mammalian Kip1 regulation of cyclin-dependent protein kinase activity|negative regulation of macroautophagy|G1/S transition of mitotic cell cycle cyclin-dependent protein kinase inhibitor activity nucleus|cytoplasm YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.022434789878935 0.194023661888178 1221 Protein of unknown function; GFP-fusion protein localizes to the bud neck; transcription is regulated by Swi5p; null mutant displays elevated frequency of mitochondrial genome loss; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular bud neck YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0223982042269301 0.194618751621252 1222 Component of the mitochondrial alpha-ketoglutarate dehydrogenase complex, which catalyzes a key step in the tricarboxylic acid (TCA) cycle, the oxidative decarboxylation of alpha-ketoglutarate to form succinyl-CoA tricarboxylic acid cycle|2-oxoglutarate metabolic process oxoglutarate dehydrogenase (succinyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial matrix|mitochondrial oxoglutarate dehydrogenase complex YCL038C ATG22 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0223902197095387 0.194777920945398 1223 Vacuolar integral membrane protein required for efflux of amino acids during autophagic body breakdown in the vacuole; null mutation causes a gradual loss of viability during starvation amino acid export from vacuole molecular_function integral to fungal-type vacuolar membrane|integral to membrane YLR376C PSY3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0223550121491403 0.195480913178724 1224 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function; structural analysis reveals a similar DNA-binding region in both Psy3p and Csm2p and that both regions work together to form a single DNA binding site; deletion of PSY3 results in a mutator phenotype; deletion increases sensitivity to anticancer drugs oxaliplatin and cisplatin but not mitomycin C recombinational repair|error-free translesion synthesis molecular_function nucleus|Shu complex|cytoplasm YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.0223218284771471 0.196746660954053 1225 Cystathionine beta-synthase, catalyzes synthesis of cystathionine from serine and homocysteine, the first committed step in cysteine biosynthesis; responsible for hydrogen sulfide generation; advances passage through START by promoting cell growth which requires catalytic activity, and reducing critical cell size independent of catalytic activity; mutations in human ortholog cause homocystinuria cysteine biosynthetic process from serine|hydrogen sulfide biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|traversing start control point of mitotic cell cycle cystathionine beta-synthase activity mitochondrion|cytoplasm YPL152W RRD2 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION 0.0222619996754358 0.197347041558829 1226 Peptidyl-prolyl cis/trans-isomerase; also activates the phosphotyrosyl phosphatase activity of protein phosphatase 2A (PP2A); regulates G1 phase progression, the osmoresponse, microtubule dynamics; subunit of the Tap42p-Pph21p-Rrd2p complex; protein abundance increases in response to DNA replication stress mitotic spindle organization in nucleus|response to osmotic stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity protein phosphatase type 2A complex YDL120W YFH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0222318693931636 0.197954337558179 1227 Mitochondrial matrix iron chaperone; oxidizes and stores iron; interacts with Isu1p to promote Fe-S cluster assembly; mutation results in multiple Fe/S-dependent enzyme deficiencies; human frataxin homolog is mutated in Friedrich's ataxia cellular iron ion homeostasis|iron-sulfur cluster assembly|glutathione metabolic process ferrous iron binding|ferroxidase activity|iron chaperone activity mitochondrion|mitochondrial matrix YDR401W_d YDR401W hom 0.022230456590726 0.197982847039552 1228 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR009W NRM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0222098124608689 0.198399775342025 1229 Transcriptional co-repressor of MBF (MCB binding factor)-regulated gene expression; Nrm1p associates stably with promoters via MBF to repress transcription upon exit from G1 phase negative regulation of transcription involved in G1 phase of mitotic cell cycle repressing transcription factor binding|transcription factor binding transcription factor activity MBF transcription complex|nucleus|cytoplasm YIL078W THS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0222096012467505 0.198404044330816 1230 Threonyl-tRNA synthetase, essential cytoplasmic protein cytoplasmic translation|threonyl-tRNA aminoacylation threonine-tRNA ligase activity mitochondrion|cytoplasm YDR132C YDR132C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.0221999311067449 0.198599565862209 1231 Protein of unknown function; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress; YDR132C has a paralog, YLR108C, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YKR097W PCK1 hom FT CARBOHYDRATE METABOLISM 0.0221541159596635 0.199527821036303 1232 Phosphoenolpyruvate carboxykinase, key enzyme in gluconeogenesis, catalyzes early reaction in carbohydrate biosynthesis, glucose represses transcription and accelerates mRNA degradation, regulated by Mcm1p and Cat8p, located in the cytosol gluconeogenesis phosphoenolpyruvate carboxykinase (ATP) activity cytosol YLR073C RFU1 hom 0.02215138636368 0.199583224883269 1233 Protein that inhibits Doa4p deubiquitinating activity; contributes to ubiquitin homeostasis by regulating the conversion of free ubiquitin chains to ubiquitin monomers by Doa4p; GFP-fusion protein localizes to endosomes regulation of ubiquitin homeostasis enzyme inhibitor activity endosome YGL176C_p YGL176C hom 0.0221298420961784 0.200222299840823 1234 Putative protein of unknown function; deletion mutant is viable and has no detectable phenotype biological_process molecular_function cellular_component YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.022057567473538 0.201494343214136 1235 Cytochrome c oxidase subunit; has a role in assembly of respiratory supercomplexes; similar to Rcf1p, and either Rcf1p or Rcf2p is required for late-stage assembly of the Cox12p and Cox13p subunits and for cytochrome c oxidase activity; associates with the cytochrome c oxidase - cytochrome bc1 supercomplex; null mutant accumulates reactive oxygen species; member of the conserved hypoxia induced gene family; C. elegans homolog is functional in yeast mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial respiratory chain supercomplex|mitochondrial respiratory chain complex IV|integral to mitochondrial inner membrane YJL087C TRL1 het FT RNA PROCESSING|SIGNALING|TRANSLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0220397684779839 0.201858414464401 1236 tRNA ligase, required for tRNA splicing and for both splicing and translation of HAC1 mRNA in the UPR; has phosphodiesterase, polynucleotide kinase, and ligase activities; localized at the inner nuclear envelope and partially to polysomes UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|tRNA splicing, via endonucleolytic cleavage and ligation|positive regulation of translation in response to stress GTP-dependent polyribonucleotide 5'-hydroxyl-kinase activity|RNA ligase (ATP) activity|2',3'-cyclic-nucleotide 3'-phosphodiesterase activity nuclear inner membrane|polysome YKL012W PRP40 het FT RNA PROCESSING|NUCLEUS 0.0220158558905373 0.202348291068124 1237 U1 snRNP protein involved in splicing, interacts with the branchpoint-binding protein during the formation of the second commitment complex mRNA splicing, via spliceosome RNA binding U1 snRNP|nucleus|U2-type prespliceosome YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0220019272241795 0.202634034482886 1238 AMP-activated serine/threonine protein kinase; found in a complex containing Snf4p and members of the Sip1p/Sip2p/Gal83p family; required for transcription of glucose-repressed genes, thermotolerance, sporulation, and peroxisome biogenesis; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p; regulates filamentous growth in response to starvation negative regulation of translation|protein phosphorylation|replicative cell aging|signal transduction|biofilm formation|positive regulation of gluconeogenesis|pseudohyphal growth|cell adhesion|regulation of carbohydrate metabolic process|invasive growth in response to glucose limitation|cellular response to nitrogen starvation AMP-activated protein kinase activity|protein kinase activity mitochondrion|AMP-activated protein kinase complex|nucleus|nuclear envelope lumen|fungal-type vacuole|cytoplasm YKR053C YSR3 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0219790866172801 0.2031032401463 1239 Dihydrosphingosine 1-phosphate phosphatase; membrane protein involved in sphingolipid metabolism; YSR3 has a paralog, LCB3, that arose from the whole genome duplication phospholipid dephosphorylation|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YDR303C RSC3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0219671955952727 0.20531360414008 1240 Component of the RSC chromatin remodeling complex; essential gene required for maintenance of proper ploidy and regulation of ribosomal protein genes and the cell wall/stress response; highly similar to Rsc30p nucleosome positioning|ATP-dependent chromatin remodeling|regulation of cell cycle|nucleosome disassembly|regulation of DNA replication involved in S phase|regulation of transcription, DNA-dependent|G1/S transition of mitotic cell cycle|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter sequence-specific DNA binding|DNA translocase activity|DNA binding RSC complex|nucleus YGR162W TIF4631 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0219609593580281 0.203476183874862 1241 Translation initiation factor eIF4G; subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); interacts with Pab1p and with eIF4A (Tif1p); also has a role in biogenesis of the large ribosomal subunit; TIF4631 has a paralog, TIF4632, that arose from the whole genome duplication translational initiation|ribosomal large subunit biogenesis|stress granule assembly translation initiation factor activity mitochondrion|ribosome|eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YGL061C DUO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0219530255230276 0.203707010418385 1242 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle microtubule|DASH complex|condensed nuclear chromosome kinetochore|spindle pole body|spindle YIR018C-A_p YIR018C-A hom 0.0219420575734119 0.203865592872872 1243 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDL184C RPL41A hom FT TRANSLATION|RIBOSOME 0.0219394657318535 0.203919031465603 1244 Ribosomal 60S subunit protein L41A; comprises only 25 amino acids; rpl41a rpl41b double null mutant is viable; homologous to mammalian ribosomal protein L41, no bacterial homolog; RPL41A has a paralog, RPL41B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YJL094C KHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS 0.0219116843871253 0.204965659495617 1245 Putative K+/H+ antiporter with a probable role in intracellular cation homeostasis, localized to Golgi vesicles and detected in highly purified mitochondria in high-throughput studies monovalent inorganic cation transport potassium:hydrogen antiporter activity mitochondrion|integral to membrane|Golgi apparatus YNL077W APJ1 hom FT NUCLEUS|MITOCHONDRION 0.0218947707556622 0.204842155923817 1246 Chaperone with a role in SUMO-mediated protein degradation; member of the DnaJ-like family; conserved across eukaryotes; overexpression interferes with propagation of the [Psi+] prion; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; forms nuclear foci upon DNA replication stress biological_process unfolded protein binding mitochondrion|nucleus|cytoplasm YBR196C PGI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0218824598841546 0.205299758849251 1247 Glycolytic enzyme phosphoglucose isomerase, catalyzes the interconversion of glucose-6-phosphate and fructose-6-phosphate; required for cell cycle progression and completion of the gluconeogenic events of sporulation gluconeogenesis|pentose-phosphate shunt|glycolysis glucose-6-phosphate isomerase activity cytosol|mitochondrion|plasma membrane YDR167W TAF10 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0218607923864431 0.205545970443846 1248 Subunit (145 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|protein complex scaffold SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YBL047C EDE1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0218322368711065 0.206138815167676 1249 Endocytic protein; involved in a network of interactions with other endocytic proteins, binds membranes in a ubiquitin-dependent manner, may also bind ubiquitinated membrane-associated proteins; interacts with Cmk2 and functions upstream of CMK2 in regulating non-apoptotic cell death endoplasmic reticulum unfolded protein response|endocytosis ubiquitin binding cellular bud neck|mating projection tip|actin cortical patch|cellular bud tip YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0218126806293804 0.206545540391124 1250 Mitochondrial inner membrane protein; component of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YDL003W MCD1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0217618797022285 0.207604804561915 1251 Essential alpha-kleisin subunit of the cohesin complex; required for sister chromatid cohesion in mitosis and meiosis; apoptosis induces cleavage and translocation of a C-terminal fragment to mitochondria; expression peaks in S phase double-strand break repair|apoptotic process|response to DNA damage stimulus|mitotic chromosome condensation|establishment of mitotic sister chromatid cohesion chromatin binding condensed nuclear chromosome|mitochondrion|nucleus|nuclear mitotic cohesin complex YOR316C-A_p YOR316C-A hom 0.0217575554971246 0.207695151333537 1252 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YMR075C-A_d YMR075C-A hom 0.0217497158343782 0.208062559249837 1253 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RCO1/YMR075W Unknown Unknown Unknown YGR218W CRM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.021725150843223 0.208576771157788 1254 Major karyopherin, involved in export of proteins, RNAs, and ribosomal subunits from the nucleus; exportin mRNA export from nucleus|protein export from nucleus|protein localization to kinetochore|ribosomal large subunit export from nucleus protein transporter activity integral to membrane|nucleus|spindle pole body|kinetochore YDR299W BFR2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0216999188472938 0.208902092313073 1255 Essential protein that is a component of 90S preribosomes; may be involved in rRNA processing; multicopy suppressor of sensitivity to Brefeldin A; expression is induced during lag phase and also by cold shock rRNA processing molecular_function nucleolus|90S preribosome YBR270C_p BIT2 hom 0.021698803838092 0.208925491155838 1256 Subunit of TORC2 membrane-associated complex; involved in regulation of actin cytoskeletal dynamics during polarized growth and cell wall integrity; interacts with Slm1p and Slm2p, homologous PH domain-containing TORC2 substrates; BIT2 has a paralog, BIT61, that arose from the whole genome duplication biological_process molecular_function cellular_component YKL078W DHR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0216840033254051 0.209236264720517 1257 Predominantly nucleolar DEAH-box ATP-dependent RNA helicase, required for 18S rRNA synthesis maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis RNA helicase activity nucleolus YBR235W VHC1 hom 0.0216526667224706 0.209895358834343 1258 Vacuolar membrane cation-chloride cotransporter (CCC); likely mediates K+ and Cl- cotransport into the vacuole; has a role in potassium homeostasis and salt tolerance; similar to mammalian electroneutral Na(+)-(K+)-C1- cotransporter family transmembrane transport ion transmembrane transporter activity integral to membrane YDR392W SPT3 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0216383335822009 0.210197324026463 1259 Subunit of the SAGA and SAGA-like transcriptional regulatory complexes, interacts with Spt15p to activate transcription of some RNA polymerase II-dependent genes, also functions to inhibit transcription at some promoters conjugation with cellular fusion|histone acetylation|pseudohyphal growth|ascospore formation|chromatin modification|invasive growth in response to glucose limitation|transcription from RNA polymerase II promoter transcription cofactor activity SLIK (SAGA-like) complex|SAGA complex YAL005C SSA1 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0216120230187904 0.210752442728124 1260 ATPase involved in protein folding and NLS-directed nuclear transport; member of HSP70 family; forms chaperone complex with Ydj1p; localized to nucleus, cytoplasm, and cell wall; 98% identical with paralog Ssa2p, but subtle differences between the two proteins provide functional specificity with respect to propagation of yeast [URE3] prions and vacuolar-mediated degradations of gluconeogenesis enzymes; general targeting factor of Hsp104p to prion fibrils cytoplasmic translation|protein folding|protein refolding|protein targeting to mitochondrion|SRP-dependent cotranslational protein targeting to membrane, translocation|protein import into nucleus, translocation|response to stress unfolded protein binding|ATPase activity fungal-type vacuole membrane|fungal-type cell wall|plasma membrane|nucleus|polysome|chaperonin-containing T-complex|cytoplasm YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0216114737490091 0.210764042891885 1261 Component of the Sin3p-Rpd3p histone deacetylase complex, involved in transcriptional repression and activation of diverse processes, including mating-type switching and meiosis; involved in the maintenance of chromosomal integrity positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of transcription during meiosis|regulation of DNA-dependent DNA replication initiation|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|double-strand break repair via nonhomologous end joining|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity|transcription corepressor activity Sin3-type complex|Rpd3S complex|Rpd3L-Expanded complex|Rpd3L complex YBR121C GRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0215957483738388 0.211096346796482 1262 Cytoplasmic and mitochondrial glycyl-tRNA synthase; ligates glycine to the cognate anticodon-bearing tRNA; transcription termination factor that may interact with the 3'-end of pre-mRNA to promote 3'-end formation; GRS1 has a paralog, GRS2, that arose from the whole genome duplication mitochondrial glycyl-tRNA aminoacylation|glycyl-tRNA aminoacylation|DNA-dependent transcription, termination glycine-tRNA ligase activity mitochondrion|cytoplasm YOR123C LEO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.0215935362957485 0.211347505392504 1263 Component of the Paf1 complex; which associates with RNA polymerase II and is involved in histone methylation; plays a role in regulating Ty1 transposition; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay chromatin organization|Unknown|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription-coupled nucleotide-excision repair|histone H3-K4 trimethylation|transcription elongation from RNA polymerase II promoter RNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|Cdc73/Paf1 complex YGR167W CLC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0215141377556043 0.213031804766456 1264 Clathrin light chain; subunit of the major coat protein involved in intracellular protein transport and endocytosis; thought to regulate clathrin function; two Clathrin heavy chains (CHC1) form the clathrin triskelion structural component; YGR167W endocytosis|vesicle-mediated transport structural molecule activity clathrin vesicle coat YMR102C_p YMR102C hom 0.021493665996947 0.213262732745537 1265 Protein of unknown function; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance; mutant shows increased resistance to azoles; YMR102C is not an essential gene biological_process molecular_function cellular_component YML109W ZDS2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|GENE SILENCING|NUCLEUS|SITE OF POLARIZED GROWTH 0.021435901679961 0.214495686878659 1266 Protein with a role in regulating Swe1p-dependent polarized growth; involved in maintenance of Cdc55p in the cytoplasm where it promotes mitotic entry; interacts with silencing proteins at the telomere; implicated in the mitotic exit network through regulation of Cdc14p localization; ZDS2 has a paralog, ZDS1, that arose from the whole genome duplication positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|establishment of cell polarity|regulation of protein localization|chromatin silencing at rDNA|cell aging molecular_function nucleus|cellular bud neck|cellular bud tip|cytoplasm YBR300C_d YBR300C hom 0.0214042222786807 0.215174047111542 1267 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YBR301W; YBR300C is not an essential gene Unknown Unknown Unknown YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0213857604436802 0.215570087691403 1268 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YDL083C RPS16B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0213833729841498 0.215963939636429 1269 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S16 and bacterial S9; RPS16B has a paralog, RPS16A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YLR444C_d YLR444C hom 0.0213665180003517 0.215983432074566 1270 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR028W MSP1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0213262424596031 0.216850431478405 1271 Mitochondrial protein involved in sorting of proteins in the mitochondria; putative membrane-spanning ATPase protein targeting to mitochondrion ATPase activity mitochondrial outer membrane|mitochondrion YMR123W PKR1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0213130592642247 0.218857216822101 1272 V-ATPase assembly factor; functions with other V-ATPase assembly factors in the ER to efficiently assemble the V-ATPase membrane sector (V0); protein abundance increases in response to DNA replication stress vacuolar proton-transporting V-type ATPase complex assembly molecular_function integral to endoplasmic reticulum membrane YOL145C CTR9 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0212839613371247 0.217763294511823 1273 Component of the Paf1p complex involved in transcription elongation; binds to and modulates the activity of RNA polymerases I and II; required for expression of a subset of genes, including cyclin genes; involved in SER3 repression by helping to maintain SRG1 transcription-dependent nucleosome occupancy; contains TPR repeats transcription elongation from RNA polymerase I promoter|mRNA 3'-end processing|regulation of chromatin silencing at telomere|snoRNA transcription from an RNA polymerase II promoter|regulation of transcription by chromatin organization|transcription from RNA polymerase I promoter|regulation of histone H3-K4 methylation|regulation of transcription-coupled nucleotide-excision repair|regulation of transcription initiation from RNA polymerase II promoter|snoRNA 3'-end processing|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter RNA polymerase II core binding|triplex DNA binding|RNA polymerase II transcription factor binding transcription factor activity transcriptionally active chromatin|nucleus|Cdc73/Paf1 complex YJL062W LAS21 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0212703886196539 0.218056918538819 1274 Integral plasma membrane protein involved in the synthesis of the glycosylphosphatidylinositol (GPI) core structure; mutations affect cell wall integrity GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity integral to endoplasmic reticulum membrane|integral to membrane|integral to plasma membrane YNL041C COG6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0212618710498837 0.218447423434762 1275 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YGL242C_p YGL242C hom 0.0212481982446386 0.218537584264068 1276 Putative protein of unknown function; deletion mutant is viable biological_process molecular_function cellular_component YML048W GSF2 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0212429770282371 0.218650791527439 1277 ER localized integral membrane protein that may promote secretion of certain hexose transporters, including Gal2p; involved in glucose-dependent repression protein folding|protein localization to cell surface unfolded protein binding mitochondrial outer membrane|integral to endoplasmic reticulum membrane|cytoplasm YER119C AVT6 hom FT VACUOLAR TRANSPORT 0.021238253878431 0.21875323589976 1278 Vacuolar aspartate and glutamate exporter; member of a family of seven genes (AVT1-7) related to vesicular GABA-glycine transporters; involved in compartmentalizing acidic amino acids in response to nitrogen starvation; AVT6 has a paralog, AVT5, that arose from the whole genome duplication amino acid export from vacuole|transmembrane transport L-aspartate transmembrane transporter activity|transporter activity|L-glutamate transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YBR228W SLX1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0212234491346336 0.219280858622412 1279 Subunit of a complex, with Slx4p, that hydrolyzes 5' branches from duplex DNA in response to stalled or converging replication forks; function overlaps with that of Sgs1p-Top3p DNA-dependent DNA replication 5'-flap endonuclease activity Slx1-Slx4 complex|nucleus YGR137W_d YGR137W hom 0.0212141089209077 0.219277474604786 1280 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR021C HSP30 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0212115953459169 0.219332101469425 1281 Hydrophobic plasma membrane localized, stress-responsive protein that negatively regulates the H(+)-ATPase Pma1p; induced by heat shock, ethanol treatment, weak organic acid, glucose limitation, and entry into stationary phase negative regulation of ATPase activity|response to stress molecular_function integral to membrane|plasma membrane YCL059C KRR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0211898469609618 0.219805161239884 1282 Essential nucleolar protein required for the synthesis of 18S rRNA and for the assembly of 40S ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|rRNA processing molecular_function small-subunit processome|nucleolus|90S preribosome YIL052C RPL34B hom FF|FT TRANSLATION|RIBOSOME 0.0211857588112259 0.21989416624332 1283 Ribosomal 60S subunit protein L34B; homologous to mammalian ribosomal protein L34, no bacterial homolog; RPL34B has a paralog, RPL34A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL181W CTI6 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0211787970845356 0.22011460270929 1284 Protein that relieves transcriptional repression by binding to the Cyc8p-Tup1p corepressor and recruiting the SAGA complex to the repressed promoter; contains a PHD finger domain negative regulation of chromatin silencing at silent mating-type cassette|positive regulation of transcription, DNA-dependent|regulation of DNA-dependent DNA replication initiation|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA methylated histone residue binding|transcription factor binding Rpd3L-Expanded complex|nucleus|Rpd3L complex YDR524C AGE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0211625666235868 0.220675083753542 1285 ADP-ribosylation factor (ARF) GTPase activating protein (GAP) effector, involved in the secretory and endocytic pathways; contains C2C2H2 cysteine/histidine motif ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport phospholipid binding|ARF GTPase activator activity endosome|trans-Golgi network|cytoplasm YKR085C MRPL20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0211498083867845 0.2206779729387 1286 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR432W NPL3 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS 0.0211485782713557 0.221325487278181 1287 RNA-binding protein; promotes elongation, regulates termination, and carries poly(A) mRNA from nucleus to cytoplasm; has a role in repressing translation initiation by binding eIF4G; required for pre-mRNA splicing; dissociation from mRNAs promoted by Mtr10p; phosphorylated by Sky1p in the cytoplasm; protein abundance increases in response to DNA replication stress translational termination|mRNA export from nucleus|negative regulation of translation|mRNA splicing, via spliceosome|Unknown|positive regulation of transcription elongation from RNA polymerase II promoter mRNA binding|RNA polymerase II core binding|eukaryotic initiation factor 4G binding|poly(A) RNA binding nucleus|cytoplasm YLR204W QRI5 hom FF|FT RNA PROCESSING|MITOCHONDRION 0.0211274213405861 0.221167075650306 1288 Mitochondrial inner membrane protein, required for accumulation of spliced COX1 mRNA; may have an additional role in translation of COX1 mRNA mRNA processing molecular_function mitochondrion|integral to mitochondrial inner membrane YML081C-A ATP18 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.021104109335446 0.221677211413439 1289 Subunit of the mitochondrial F1F0 ATP synthase, which is a large enzyme complex required for ATP synthesis; termed subunit I or subunit j; does not correspond to known ATP synthase subunits in other organisms mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YGR134W CAF130 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0211038627131418 0.221682612741011 1290 Part of the evolutionarily-conserved CCR4-NOT transcriptional regulatory complex involved in controlling mRNA initiation, elongation, and degradation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter molecular_function CCR4-NOT core complex YGL130W CEG1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0210213863444268 0.223494234614967 1291 Alpha (guanylyltransferase) subunit of the mRNA capping enzyme, a heterodimer (the other subunit is CET1, an RNA 5'-triphosphatase) involved in adding the 5' cap to mRNA; the mammalian enzyme is a single bifunctional polypeptide 7-methylguanosine mRNA capping|positive regulation of transcription from RNA polymerase II promoter mRNA guanylyltransferase activity mRNA cap methyltransferase complex|nucleus YLR350W ORM2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0210093495838035 0.223759508817062 1292 Evolutionarily conserved protein, similar to Orm1p; required for resistance to agents that induce unfolded protein response; Orm1p and Orm2p together control membrane biogenesis by coordinating lipid homeostasis with protein quality control; protein abundance increases in response to DNA replication stress cellular sphingolipid homeostasis|negative regulation of sphingolipid biosynthetic process|response to unfolded protein molecular_function integral to membrane|endoplasmic reticulum|SPOTS complex YIL073C SPO22 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0209478804970391 0.225671860712511 1293 Meiosis-specific protein essential for chromosome synapsis, involved in completion of nuclear divisions during meiosis; induced early in meiosis regulation of synaptonemal complex assembly molecular_function condensed nuclear chromosome YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0209380234293293 0.226029151518017 1294 Beta 6 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLR144C ACF2 hom FT CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION 0.0209335825689816 0.225434481078518 1295 Intracellular beta-1,3-endoglucanase; expression is induced during sporulation; may have a role in cortical actin cytoskeleton assembly; protein abundance increases in response to DNA replication stress actin cytoskeleton organization glucan endo-1,3-beta-D-glucosidase activity intracellular YGR119C NUP57 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0209180530791436 0.225986643554535 1296 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup49p) NLS-bearing substrate import into nucleus|protein import into nucleus|nuclear pore organization|protein targeting to nuclear inner membrane nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YDR176W NGG1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0209133168208996 0.225884006610954 1297 Transcriptional regulator involved in glucose repression of Gal4p-regulated genes; component of transcriptional adaptor and histone acetyltransferase complexes, the ADA complex, the SAGA complex, and the SLIK complex histone acetylation|chromatin modification histone acetyltransferase activity|transcription cofactor activity SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YKL038W RGT1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0208858227448933 0.226494889438817 1298 Glucose-responsive transcription factor; regulates expression of several glucose transporter (HXT) genes in response to glucose; binds to promoters and acts both as a transcriptional activator and repressor; RGT1 has a paralog, EDS1, that arose from the whole genome duplication glucose transport|regulation of glucose import|negative regulation of transcription from RNA polymerase II promoter|glucose metabolic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nucleus YIL004C BET1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0208835386024963 0.226545693079922 1299 Type II membrane protein required for vesicular transport between the endoplasmic reticulum and Golgi complex; v-SNARE with similarity to synaptobrevins retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum membrane|ER to Golgi transport vesicle YMR144W_p YMR144W hom FT NUCLEUS 0.020882772787229 0.226562728076592 1300 Putative protein of unknown function; localized to the nucleus; YMR144W is not an essential gene biological_process molecular_function nucleus YIR008C PRI1 het FT NUCLEUS|CHROMOSOME 0.0208805355711407 0.226612498532452 1301 Subunit of DNA primase, which is required for DNA synthesis and double-strand break repair lagging strand elongation|DNA replication, synthesis of RNA primer|DNA replication initiation|DNA replication single-stranded DNA binding|DNA primase activity alpha DNA polymerase:primase complex|nuclear replication fork YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0208785538986616 0.226656590521669 1302 Subunit of the Ssh1 translocon complex; Sec61p homolog involved in co-translational pathway of protein translocation; not essential SRP-dependent cotranslational protein targeting to membrane protein transmembrane transporter activity|signal sequence binding integral to membrane|Ssh1 translocon complex YLR133W CKI1 hom FT LIPID METABOLISM 0.020851072640292 0.227268676068234 1303 Choline kinase; catalyzes the first step in phosphatidylcholine synthesis via the CDP-choline (Kennedy pathway); exhibits some ethanolamine kinase activity contributing to phosphatidylethanolamine synthesis via the CDP-ethanolamine pathway; CKI1 has a paralog, EKI1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolamine kinase activity|choline kinase activity cytoplasm YGL028C SCW11 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.0207575890880545 0.229359635544183 1304 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on its regulation by Ste12p cytokinesis, completion of separation glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YAL056C-A_d YAL056C-A hom 0.0207177351232859 0.230255202188524 1305 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL083C_d YBL083C hom 0.0206875190967063 0.230935847140329 1306 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps verified ORF ALG3 Unknown Unknown Unknown YOL034W SMC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0206191896028605 0.23261966839544 1307 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; binds single-stranded DNA and has ATPase activity; S. pombe homolog forms a heterodimer with S. pombe Rad18p that is involved in DNA repair DNA repair|resolution of recombination intermediates|recombinational repair|rDNA separation damaged DNA binding|single-stranded DNA binding|ATPase activity Smc5-Smc6 complex|nucleus YJL046W AIM22 hom FT MITOCHONDRION 0.0206187813053164 0.232489551878479 1308 Putative lipoate-protein ligase, required along with Lip2 and Lip5 for lipoylation of Lat1p and Kgd2p; similar to E. coli LplA; null mutant displays reduced frequency of mitochondrial genome loss protein lipoylation lipoate-protein ligase activity mitochondrion YMR048W CSM3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0205691416869463 0.233616174661627 1309 Replication fork associated factor; required for stable replication fork pausing; component of the DNA replication checkpoint pathway; required for accurate chromosome segregation during meiosis; forms nuclear foci upon DNA replication stress DNA repair|DNA replication checkpoint|meiotic chromosome segregation|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|mitotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion molecular_function replication fork protection complex|nucleus YDR518W EUG1 hom FT ENDOPLASMIC RETICULUM 0.0205572883426687 0.233885769848393 1310 Protein disulfide isomerase of the endoplasmic reticulum lumen; EUG1 has a paralog, PDI1, that arose from the whole genome duplication; function overlaps with that of Pdi1p; may interact with nascent polypeptides in the ER protein folding protein disulfide isomerase activity|protein disulfide oxidoreductase activity endoplasmic reticulum YLR375W STP3 hom FT NUCLEUS 0.0205569841566773 0.233892691223798 1311 Zinc-finger protein of unknown function, possibly involved in pre-tRNA splicing and in uptake of branched-chain amino acids biological_process sequence-specific DNA binding nucleus YPL013C MRPS16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0205287301104692 0.234536209803635 1312 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPR096C YPR096C hom 0.0204690583796209 0.235899419365328 1313 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YIR020C_p YIR020C hom 0.0204646597035381 0.236000129047595 1314 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YPR040W TIP41 hom FT SIGNALING|NUCLEUS 0.0204382690363461 0.23660499368271 1315 Protein that interacts with Tap42p, which regulates PP2A; component of the TOR (target of rapamycin) signaling pathway; protein abundance increases in response to DNA replication stress signal transduction molecular_function nucleus|cytoplasm YMR194C-A_d YMR194C-A hom 0.0204253673400686 0.236901094308742 1316 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR037C ERV2 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0203700088579188 0.238174571535813 1317 Flavin-linked sulfhydryl oxidase localized to the endoplasmic reticulum lumen, involved in disulfide bond formation within the ER protein thiol-disulfide exchange thiol oxidase activity integral to endoplasmic reticulum membrane YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.0203537466299528 0.238549587306784 1318 TLC1 RNA-associated factor involved in telomere length regulation as recruitment subunit of telomerase; has G-quadruplex promoting activity that is required for telomere elongation; possible role in activating telomere-bound Est2p-TLC1-RNA telomere maintenance via telomerase|telomere maintenance|G-quadruplex DNA formation single-stranded DNA binding|RNA binding|telomeric DNA binding nucleolus|nucleus|telomerase holoenzyme complex YOL007C CSI2 hom FT SITE OF POLARIZED GROWTH 0.0203462799286148 0.239002260937817 1319 Protein of unknown function; green fluorescent protein (GFP)- fusion protein localizes to the mother side of the bud neck and the vacuole; YOL007C is not an essential gene biological_process molecular_function fungal-type vacuole|cellular bud neck YOR245C DGA1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0203377748414509 0.238918310658427 1320 Diacylglycerol acyltransferase, catalyzes the terminal step of triacylglycerol (TAG) formation, acylates diacylglycerol using acyl-CoA as an acyl donor, localized to lipid particles lipid storage|triglyceride biosynthetic process diacylglycerol O-acyltransferase activity integral to membrane|lipid particle YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0203207988829858 0.239310656619408 1321 Plasma membrane ATP-binding cassette (ABC) transporter, multidrug transporter involved in multidrug resistance and resistance to singlet oxygen species response to drug xenobiotic-transporting ATPase activity mitochondrion|integral to membrane|plasma membrane YER125W RSP5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGAN 0.0203088035161212 0.239588165576619 1322 E3 ubiquitin ligase of the NEDD4 family; involved in regulating many cellular processes including MVB sorting, heat shock response, transcription, endocytosis, and ribosome stability; human homolog is involved in Liddle syndrome; mutant tolerates aneuploidy; ubiquitylates Sec23p cellular response to UV|late endosome to vacuole transport via multivesicular body sorting pathway|chromatin assembly or disassembly|response to drug|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|ubiquitin-dependent endocytosis|protein monoubiquitination|positive regulation of fatty acid biosynthetic process|positive regulation of receptor-mediated endocytosis|regulation of phosphate metabolic process|regulation of ubiquinone biosynthetic process|regulation of dolichol biosynthetic process|regulation of multivesicular body size|positive regulation of transcription from RNA polymerase II promoter|regulation of nitrogen utilization|proteasomal ubiquitin-dependent protein catabolic process|positive regulation of endocytosis|regulation of actin cytoskeleton organization|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|regulation of protein localization|mitochondrion organization|regulation of mRNA export from nucleus|regulation of ergosterol biosynthetic process|ribophagy|Unknown|protein polyubiquitination ubiquitin binding|ubiquitin-protein ligase activity|phosphatidylinositol binding mitochondrion|ubiquitin ligase complex|Golgi apparatus|cytoplasm|cellular bud tip|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus YPL018W CTF19 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0202990321471629 0.239814390625159 1323 Outer kinetochore protein, needed for accurate chromosome segregation; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) that functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-P and fission yeast fta2 attachment of spindle microtubules to kinetochore|chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function COMA complex|condensed nuclear chromosome kinetochore|nucleus YIL156W UBP7 hom FT PROTEOLYSIS 0.0202711275195311 0.240461262300073 1324 Ubiquitin-specific protease that cleaves ubiquitin-protein fusions protein deubiquitination ubiquitin-specific protease activity cytoplasm YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0202307511895912 0.241399420761579 1325 Mitochondrial intermembrane space protein of unknown function; required for normal oxygen consumption; contains twin cysteine-x9-cysteine motifs; protein abundance increases in response to DNA replication stress aerobic respiration molecular_function nucleus|mitochondrial intermembrane space|cytoplasm YPL102C_d YPL102C hom 0.0202167901176648 0.241724409706133 1326 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation enhances replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene ELP4 Unknown Unknown Unknown YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.0202025758701065 0.242055608199174 1327 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; general transcription factor involved in telomere maintenance negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to chemical stimulus|RNA polymerase II transcriptional preinitiation complex assembly|negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to nutrient levels|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly|core RNA polymerase II binding transcription factor activity|RNA polymerase II transcription factor recruiting transcription factor activity|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|protein domain specific binding core mediator complex YDR322W MRPL35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0201956958972515 0.244334262994795 1328 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL196C YKT6 het FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0201763395161109 0.242667765132679 1329 Vesicle membrane protein (v-SNARE) with acyltransferase activity; involved in trafficking to and within the Golgi, endocytic trafficking to the vacuole, and vacuolar fusion; membrane localization due to prenylation at the carboxy-terminus intra-Golgi vesicle-mediated transport|vacuole fusion, non-autophagic|vesicle fusion palmitoyltransferase activity|SNAP receptor activity SNARE complex|endosome|mitochondrion|Golgi apparatus|fungal-type vacuole|membrane YNL175C NOP13 hom FT NUCLEUS 0.0201479859654177 0.243330543789396 1330 Nucleolar protein found in preribosomal complexes; contains an RNA recognition motif (RRM); relative distribution to the nucleolus increases upon DNA replication stress biological_process RNA binding nucleolus|preribosome YLR216C CPR6 hom 0.0201455965605726 0.243386455377946 1331 Peptidyl-prolyl cis-trans isomerase (cyclophilin); catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds to Hsp82p and contributes to chaperone activity; protein abundance increases in response to DNA replication stress protein folding|protein refolding unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytoplasm YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0201377568474603 0.243569966446489 1332 ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Spt23p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting positive regulation of transcription from RNA polymerase II promoter in response to hypoxia|cellular response to cold|positive regulation of unsaturated fatty acid biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|mRNA stabilization|positive regulation of transcription from RNA polymerase II promoter in response to cobalt ion|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette molecular_function integral to endoplasmic reticulum membrane|nucleus YCR075W-A_p YCR075W-A hom 0.0200953129579704 0.244565175037855 1333 Putative protein of unknown function; identified by homology to Ashbya gossypii; YCR075W-A has a paralog, YNR034W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0200885171730135 0.245712374004699 1334 Cytoskeletal protein binding protein required for assembly of the cortical actin cytoskeleton; interacts with proteins regulating actin dynamics and proteins required for endocytosis; found in the nucleus and cell cortex; has 3 SH3 domains fungal-type cell wall organization|endocytosis|actin cortical patch assembly ubiquitin binding|protein binding, bridging cell cortex|nucleus|mating projection tip|actin cortical patch YDR394W RPT3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0200712155813899 0.245131469479413 1335 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; substrate of N-acetyltransferase B positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YMR054W STV1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0200413094144407 0.245835549917419 1336 Subunit a of the vacuolar-ATPase V0 domain, one of two isoforms (Stv1p and Vph1p); Stv1p is located in V-ATPase complexes of the Golgi and endosomes while Vph1p is located in V-ATPase complexes of the vacuole vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|late endosome|integral to membrane|Golgi apparatus YJL195C_d YJL195C het FF 0.0200255035889742 0.246208238174203 1337 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL194W/CDC6 Unknown Unknown Unknown YIL112W HOS4 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0200209737630977 0.246315120652953 1338 Subunit of the Set3 complex, which is a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; potential Cdc28p substrate negative regulation of meiosis|histone deacetylation molecular_function Set3 complex YOR165W SEY1 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0199662649237781 0.247608557987104 1339 Dynamin-like GTPase that mediates homotypic ER fusion; has a role in ER morphology; interacts physically and genetically with Yop1p and Rtn1p; functional ortholog of the human atlastin ATL1, defects in which cause a form of the human disease hereditary spastic paraplegia; homolog of Arabidopsis RHD3 cellular membrane organization|endoplasmic reticulum organization|endoplasmic reticulum membrane fusion|endoplasmic reticulum inheritance GTPase activity integral to membrane|endoplasmic reticulum|cortical endoplasmic reticulum|cytoplasm YBR099C_d YBR099C hom 0.0199652882534053 0.247631691721597 1340 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene MMS4 Unknown Unknown Unknown YGR196C FYV8 hom 0.0199623851594442 0.247700464284923 1341 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cytoplasm YLR402W_d YLR402W hom 0.0199561410239855 0.247989536974793 1342 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL241W_p YDL241W hom 0.0199548780089572 0.247878366154161 1343 Putative protein of unknown function; YDL241W is not an essential gene biological_process molecular_function cellular_component YHR125W_d YHR125W hom 0.0199481010049942 0.248039042011067 1344 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR288C APM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.019926953961729 0.248540885120255 1345 Mu3-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YLR047C FRE8 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0199036766788046 0.249094101451601 1346 Protein with sequence similarity to iron/copper reductases, involved in iron homeostasis; deletion mutant has iron deficiency/accumulation growth defects; expression increased in the absence of copper-responsive transcription factor Mac1p cellular metal ion homeostasis oxidoreductase activity, oxidizing metal ions integral to membrane|membrane YOR366W_d YOR366W hom 0.0198964923149166 0.249265021285555 1347 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR365C Unknown Unknown Unknown YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0198543939165951 0.250268211361581 1348 RNA binding protein that associates with polysomes; may be involved in regulating mRNA translation; involved in the copper-dependent mineralization of copper sulfide complexes on cell surface in cells cultured in copper salts; SLF1 has a paralog, SRO9, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cellular copper ion homeostasis|regulation of translation RNA binding polysome|cytoplasm YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0198368875235506 0.250686211121702 1349 Minor isoform of the large subunit of ribonucleotide-diphosphate reductase; the RNR complex catalyzes rate-limiting step in dNTP synthesis, regulated by DNA replication and DNA damage checkpoint pathways via localization of small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor mitochondrion|ribonucleoside-diphosphate reductase complex|cytoplasm YGL226W MTC3 hom FT MITOCHONDRION 0.0198190703424085 0.251112131511004 1350 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; mtc3 is synthetically sick with cdc13-1 biological_process molecular_function mitochondrion YOR296W_p YOR296W hom 0.0197989549491265 0.251876635146947 1351 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; expressed during copper starvation; YOR296W is not an essential gene biological_process molecular_function cytoplasm YKR104W YKR104W hom FT NUCLEOTIDE METABOLISM 0.0197580325741758 0.252575067023806 1352 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; contains a stop codon in S288C; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YPL017C IRC15 hom FT PROTEIN LOCALIZATION|CELL CYCLE|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.0197511287481814 0.252740908884178 1353 Microtubule associated protein; regulates microtubule dynamics; required for accurate meiotic chromosome segregation; null mutant displays large budded cells due to delayed mitotic progression, increased levels of spontaneous Rad52 foci microtubule nucleation|mitotic recombination|microtubule anchoring|meiotic sister chromatid segregation|attachment of spindle microtubules to kinetochore involved in mitotic sister chromatid segregation|positive regulation of mitotic cell cycle microtubule binding|S-adenosylmethionine-dependent methyltransferase activity microtubule|cytoplasm YFL030W AGX1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0197114496213789 0.253695540772467 1354 Alanine:glyoxylate aminotransferase (AGT), catalyzes the synthesis of glycine from glyoxylate, which is one of three pathways for glycine biosynthesis in yeast; has similarity to mammalian and plant alanine:glyoxylate aminotransferases glycine biosynthetic process, by transamination of glyoxylate alanine-glyoxylate transaminase activity mitochondrion YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0197031737190569 0.253894964822336 1355 Aminophospholipid translocase (flippase) that localizes primarily to the plasma membrane; contributes to endocytosis, protein transport and cell polarity; type 4 P-type ATPase intracellular protein transport|phospholipid translocation|endocytosis|establishment or maintenance of cell polarity phospholipid-translocating ATPase activity integral to membrane|plasma membrane YNL258C DSL1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0196982029677033 0.254085631170698 1356 Peripheral membrane protein needed for Golgi-to-ER retrograde traffic; forms a complex with Sec39p and Tip20p that interacts with ER SNAREs Sec20p and Use1p; component of the ER target site that interacts with coatomer; interacts with Cin5p; similar to the fly and human ZW10 gene retrograde vesicle-mediated transport, Golgi to ER|ER-dependent peroxisome organization molecular_function Dsl1p complex|endoplasmic reticulum|peroxisome|nucleus YKL116C PRR1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION 0.019695275800217 0.254085382305522 1357 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity cytoplasm YML054C-A_p YML054C-A hom 0.0196902630309493 0.254206290845285 1358 Putative protein of unknown function biological_process molecular_function cellular_component YLR027C AAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0196833868046038 0.254372211262466 1359 Cytosolic aspartate aminotransferase, involved in nitrogen metabolism; localizes to peroxisomes in oleate-grown cells aspartate biosynthetic process L-aspartate:2-oxoglutarate aminotransferase activity cytosol|peroxisome YCR026C NPP1 hom FT NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.019678081111805 0.254500286838503 1360 Nucleotide pyrophosphatase/phosphodiesterase; mediates extracellular nucleotide phosphate hydrolysis along with Npp2p and Pho5p; activity and expression enhanced during conditions of phosphate starvation; NPP1 has a paralog, NPP2, that arose from the whole genome duplication cellular response to phosphate starvation|phosphate-containing compound metabolic process|nucleoside triphosphate metabolic process nucleotide diphosphatase activity|nucleoside-triphosphate diphosphatase activity|nucleoside-triphosphatase activity|phosphodiesterase I activity cellular_component YIR024C YIR024C hom FT MITOCHONDRION 0.0196701448997678 0.254691944929447 1361 Protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; interacts with Arh1p, a mitochondrial oxidoreductase; deletion mutant has a respiratory growth defect biological_process molecular_function mitochondrion YIL085C KTR7 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0196325563938875 0.255601063632673 1362 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR7 has a paralog, KTR5, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YGL177W_d YGL177W hom 0.0196251063923135 0.255781517327055 1363 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR226W BUR2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS 0.0196181161867554 0.255950914302925 1364 Cyclin for the Sgv1p (Bur1p) protein kinase; Sgv1p and Bur2p comprise a CDK-cyclin complex involved in transcriptional regulation through its phosphorylation of the carboxy-terminal domain of the largest subunit of RNA polymerase II phosphorylation of RNA polymerase II C-terminal domain|positive regulation of histone ubiquitination|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation|mitotic sister chromatid segregation cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YHR190W ERG9 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0196102470147876 0.256141704889857 1365 Farnesyl-diphosphate farnesyl transferase (squalene synthase), joins two farnesyl pyrophosphate moieties to form squalene in the sterol biosynthesis pathway ergosterol biosynthetic process squalene synthase activity|farnesyl-diphosphate farnesyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum YCR069W CPR4 hom 0.0196072550983069 0.256214270763057 1366 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; has a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity membrane YDR434W GPI17 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0196038081540478 0.25629789056235 1367 Transmembrane protein subunit of the glycosylphosphatidylinositol transamidase complex that adds GPIs to newly synthesized proteins; human PIG-S homolog attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|endoplasmic reticulum|GPI-anchor transamidase complex YLR368W MDM30 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0195655790514791 0.257226564929004 1368 F-box component of an SCF ubiquitin protein ligase complex; associates with and is required for Fzo1p ubiquitination and for mitochondria fusion; stimulates nuclear export of specific mRNAs; promotes ubiquitin-mediated degradation of Gal4p in some strains SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|chronological cell aging|proteolysis involved in cellular protein catabolic process|mitochondrion organization|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|regulation of mRNA export from nucleus|mitochondrial fusion ubiquitin-protein ligase activity mitochondrion|SCF ubiquitin ligase complex YDR461W MFA1 hom FT SIGNALING|PLASMA MEMBRANE 0.0195482683120674 0.258287645863619 1369 Mating pheromone a-factor, made by a cells; interacts with alpha cells to induce cell cycle arrest and other responses leading to mating; biogenesis involves C-terminal modification, N-terminal proteolysis, and export; also encoded by MFA2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YPR101W SNT309 hom FT RNA PROCESSING|NUCLEUS 0.0195459317343449 0.257704751191609 1370 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; interacts physically and genetically with Prp19p mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YPR136C_d YPR136C het 0.0195426567169789 0.257784520100886 1371 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF RRP9 Unknown Unknown Unknown YLR319C BUD6 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0194841662458696 0.259212043607708 1372 Actin- and formin-interacting protein; stimulates actin cable nucleation by recruiting actin monomers to Bni1p; involved in polarized cell growth; isolated as bipolar budding mutant; potential Cdc28p substrate bipolar cellular bud site selection|positive regulation of formin-nucleated actin cable assembly|cellular bud site selection|Rho protein signal transduction|extrachromosomal circular DNA localization involved in cell aging|establishment of cell polarity|response to osmotic stress|cytokinesis cytoskeletal regulatory protein binding polarisome|actin cap|spindle pole body|mating projection tip YDL114W_p YDL114W hom FT OXIDATION-REDUCTION PROCESS 0.0194479285306934 0.260383718115599 1373 Putative short-chain dehydrogenase/reductase; YDL114W is not an essential gene biological_process molecular_function integral to membrane YFR041C ERJ5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0194235364732306 0.260982154316436 1374 Type I membrane protein with a J domain is required to preserve the folding capacity of the endoplasmic reticulum; loss of the non-essential ERJ5 gene leads to a constitutively induced unfolded protein response protein folding molecular_function endoplasmic reticulum YIL093C RSM25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0193960363400476 0.261373270107041 1375 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0193930308998029 0.261447192004602 1376 Transferrin receptor-like protein; plasma membrane protein that binds Bsd2p and regulates ubiquitylation and vacuolar degradation of the metal transporter Smf1p; functionally redundant with Tre2p; TRE1 has a paralog, TRE2, that arose from the whole genome duplication protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function fungal-type vacuole YJL002C OST1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0193924499150093 0.261461483589878 1377 Alpha subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation via asparagine|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex YEL022W GEA2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.019361663426767 0.262219569510646 1378 Guanine nucleotide exchange factor for ADP ribosylation factors (ARFs); involved in vesicular transport between the Golgi and ER, Golgi organization, and actin cytoskeleton organization; GEA2 has a paralog, GEA1, that arose from the whole genome duplication retrograde vesicle-mediated transport, Golgi to ER|secretory granule organization|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|actin cytoskeleton organization ARF guanyl-nucleotide exchange factor activity integral to membrane|Golgi cis cisterna|extrinsic to membrane YMR026C PEX12 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0193582045848218 0.262874932929367 1379 C3HC4-type RING-finger peroxin and E3 ubiquitin ligase, required for peroxisome biogenesis and peroxisomal matrix protein import; forms translocation subcomplex with Pex2p and Pex10p; mutations in human homolog cause peroxisomal disorder protein import into peroxisome matrix ubiquitin-protein ligase activity|protein binding integral to peroxisomal membrane YML091C RPM2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0193494985828673 0.262519534319942 1380 Protein subunit of mitochondrial RNase P, has roles in nuclear transcription, cytoplasmic and mitochondrial RNA processing, and mitochondrial translation; distributed to mitochondria, cytoplasmic processing bodies, and the nucleus cytoplasmic translation|tRNA 5'-leader removal|mRNA processing|mitochondrion organization|RNA processing|positive regulation of transcription from RNA polymerase II promoter ribonuclease P activity mitochondrion|nucleus|mitochondrial matrix|cytoplasmic mRNA processing body|mitochondrial ribonuclease P complex YKR021W ALY1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0193317229801197 0.262958276906105 1381 Alpha arrestin that controls nutrient-mediated intracellular sorting of permease Gap1p; interacts with AP-1 subunit Apl4p; may regulate endocytosis of plasma membrane proteins by recruiting ubiquitin ligase Rsp5p to plasma membrane targets; ALY1 has a paralog, ALY2, that arose from the whole genome duplication Unknown|regulation of intracellular transport|ubiquitin-dependent endocytosis ubiquitin protein ligase binding late endosome|cytoplasm|early endosome YLR102C APC9 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0193149449082193 0.26337286207089 1382 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition chromatin assembly|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YFL016C MDJ1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0193145863126909 0.263381727863417 1383 Co-chaperone that stimulates the ATPase activity of the HSP70 protein Ssc1p; involved in protein folding/refolding in the mitochodrial matrix; required for proteolysis of misfolded proteins; member of the HSP40 (DnaJ) family of chaperones protein refolding|response to heat|misfolded or incompletely synthesized protein catabolic process|mitochondrial genome maintenance|'de novo' protein folding unfolded protein binding|ATPase activator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YLL007C_p YLL007C hom 0.0193090629738849 0.263518310996724 1384 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL007C is not an essential gene biological_process molecular_function cytoplasm YLR096W KIN2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0192822984519474 0.264180845638813 1385 Serine/threonine protein kinase involved in regulation of exocytosis; localizes to the cytoplasmic face of the plasma membrane; closely related to Kin1p protein autophosphorylation|exocytosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity plasma membrane YJL061W NUP82 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0192784841036521 0.264275360211554 1386 Linker nucleoporin component of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes to nucleocytoplasmic transport and NPC biogenesis; forms stable associations with three FG-nucleoporins (Nsp1p, Nup159p, and Nup116p) mRNA export from nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus structural constituent of nuclear pore integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore linkers|nuclear pore YDL011C_d YDL011C hom 0.0192768395364042 0.264958261038719 1387 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the uncharacterized ORF YDL010W Unknown Unknown Unknown YGL179C TOS3 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0192662833980999 0.264577834245314 1388 Protein kinase, related to and functionally redundant with Elm1p and Sak1p for the phosphorylation and activation of Snf1p; functionally orthologous to LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0192623776151928 0.26467471492131 1389 Small subunit of the clathrin-associated adaptor complex AP-3; involved in vacuolar protein sorting; related to the sigma subunit of the mammalian clathrin AP-3 complex; suppressor of loss of casein kinase 1 function; protein abundance increases in response to DNA replication stress Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YPL028W ERG10 het FT LIPID METABOLISM 0.0192432910336247 0.26514849799989 1390 Acetyl-CoA C-acetyltransferase (acetoacetyl-CoA thiolase), cytosolic enzyme that transfers an acetyl group from one acetyl-CoA molecule to another, forming acetoacetyl-CoA; involved in the first step in mevalonate biosynthesis ergosterol biosynthetic process acetyl-CoA C-acetyltransferase activity cytosol YHR183W GND1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0192242943587968 0.265977371400634 1391 6-phosphogluconate dehydrogenase (decarboxylating); catalyzes an NADPH regenerating reaction in the pentose phosphate pathway; required for growth on D-glucono-delta-lactone and adaptation to oxidative stress; GND1 has a paralog, GND2, that arose from the whole genome duplication cellular response to oxidative stress|pentose-phosphate shunt, oxidative branch phosphogluconate dehydrogenase (decarboxylating) activity mitochondrion|cytoplasm YLR124W_d YLR124W hom 0.0191799532620633 0.266724904226072 1392 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR369W SSQ1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0191553704716345 0.267338474946011 1393 Mitochondrial hsp70-type molecular chaperone, required for assembly of iron/sulfur clusters into proteins at a step after cluster synthesis, and for maturation of Yfh1p, which is a homolog of human frataxin implicated in Friedreich's ataxia iron-sulfur cluster assembly|intracellular sequestering of iron ion|protein maturation unfolded protein binding mitochondrion|mitochondrial matrix YOR020C HSP10 het FT MITOCHONDRION 0.0191283316709682 0.268014465531453 1394 Mitochondrial matrix co-chaperonin that inhibits the ATPase activity of Hsp60p, a mitochondrial chaperonin; involved in protein folding and sorting in the mitochondria; 10 kD heat shock protein with similarity to E. coli groES protein folding|protein refolding unfolded protein binding|chaperone binding mitochondrion|mitochondrial matrix YBR086C IST2 hom FT PLASMA MEMBRANE 0.0191277566082045 0.268028855276182 1395 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localizes to the mother cell in small-budded cells and to the bud in medium- and large-budded cells; mRNA is transported to the bud tip by an actomyosin-driven process response to osmotic stress lipid binding integral to membrane|cellular bud membrane|plasma membrane YHR037W PUT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0191205686978542 0.268637461558202 1396 Delta-1-pyrroline-5-carboxylate dehydrogenase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; deficiency of the human homolog causes HPII, an autosomal recessive inborn error of metabolism glutamate biosynthetic process|proline catabolic process to glutamate 1-pyrroline-5-carboxylate dehydrogenase activity mitochondrion|mitochondrial matrix YKR056W TRM2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE 0.019119133652172 0.268316082125325 1397 tRNA methyltransferase, 5-methylates the uridine residue at position 54 of tRNAs and may also have a role in tRNA stabilization or maturation; endo-exonuclease with a role in DNA repair double-strand break repair|DNA repair|tRNA modification tRNA (m5U54) methyltransferase activity|double-stranded DNA specific 5'-3' exodeoxyribonuclease activity|single-stranded DNA specific endodeoxyribonuclease activity cellular_component YMR314W PRE5 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0190872352957846 0.269401481503163 1398 Alpha 6 subunit of the 20S proteasome; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YPR051W MAK3 hom FT NUCLEUS 0.0190840693557406 0.269123589119008 1399 Catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0190776977644056 0.269283507154553 1400 Zinc-finger inhibitor of HO transcription; mRNA is localized and translated in the distal tip of anaphase cells, resulting in accumulation of Ash1p in daughter cell nuclei and inhibition of HO expression; potential Cdc28p substrate Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|core promoter proximal region sequence-specific DNA binding Rpd3L-Expanded complex|nucleus|cellular bud|Rpd3L complex YMR304W UBP15 hom FT PROTEOLYSIS 0.0190633963477434 0.269928584102367 1401 Ubiquitin-specific protease involved in protein deubiquitination; catalytic activity regulated by an N-terminal TRAF-like domain and and C-terminal sequences; physically interacts with anaphase-promoting complex/cyclosome (APC/C) activator, Cdh1p; forms a complex with AAA peroxins Pex1p and Pex6p protein deubiquitination ubiquitin-specific protease activity peroxisome|cytoplasm YNL249C MPA43 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0190291088589018 0.270505164755958 1402 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YGR267C FOL2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0190182224047012 0.270779399862945 1403 GTP-cyclohydrolase I, catalyzes the first step in the folic acid biosynthetic pathway folic acid-containing compound biosynthetic process GTP cyclohydrolase I activity nucleus|cytoplasm YBL013W FMT1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0190152450878496 0.270854433086208 1404 Methionyl-tRNA formyltransferase, catalyzes the formylation of initiator Met-tRNA in mitochondria; potential Cdc28p substrate translational initiation|methionyl-tRNA aminoacylation methionyl-tRNA formyltransferase activity mitochondrion YKR089C TGL4 hom FT LIPID METABOLISM|CELL DIVISION 0.0190058588027342 0.271091075948108 1405 Multifunctional triacylglycerol lipase, steryl ester hydrolase, and Ca2+-independent phospholipase A2; catalyzes acyl-CoA dependent acylation of LPA to PA; required with Tgl3p for timely bud formation; phosphorylated and activated by Cdc28p phospholipid metabolic process|triglyceride catabolic process|triglyceride mobilization|cell budding lysophosphatidic acid acyltransferase activity|triglyceride lipase activity|calcium-independent phospholipase A2 activity|sterol esterase activity lipid particle YIL111W COX5B hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0189978041148236 0.271294260030079 1406 Subunit Vb of cytochrome c oxidase; cytochrome c oxidase is the terminal member of the mitochondrial inner membrane electron transport chain; Cox5Bp is predominantly expressed during anaerobic growth while its isoform Va (Cox5Ap) is expressed during aerobic growth; COX5B has a paralog, COX5A, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity|nitrite reductase (NO-forming) activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YKL157W APE2 hom FT PROTEOLYSIS|MITOCHONDRION 0.0189671863461379 0.272067562063429 1407 Aminopeptidase yscII; may have a role in obtaining leucine from dipeptide substrates; APE2 has a paralog, AAP1, that arose from the whole genome duplication peptide catabolic process metalloaminopeptidase activity mitochondrion|extracellular region|cell wall-bounded periplasmic space YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0189122372596803 0.273459170739091 1408 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon DNA repair|mismatch repair|mitotic cell cycle|leading strand elongation DNA clamp loader activity DNA replication factor C complex YFL049W SWP82 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0189119628662093 0.273537689120999 1409 Member of the SWI/SNF chromatin remodeling complex; has an as yet unidentified role in the complex; has identifiable counterparts in closely related yeast species; abundantly expressed in many growth conditions; paralog of Npl6p; relocates to the cytosol under hypoxic conditions positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YJR074W MOG1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0189083002837667 0.273630622535031 1410 Conserved nuclear protein that interacts with GTP-Gsp1p, which is a Ran homolog of the Ras GTPase family, and stimulates nucleotide release, involved in nuclear protein import, nucleotide release is inhibited by Yrb1p protein import into nucleus Ran GTPase binding nucleus YOR265W RBL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0188735221670188 0.274442562691855 1411 Protein involved in microtubule morphogenesis; required for protection from excess free beta-tubulin; proposed to be involved the folding of beta-tubulin; similar to mouse beta-tubulin cofactor A; protein abundance increases in response to DNA replication stress tubulin complex assembly|tubulin complex biogenesis tubulin binding|beta-tubulin binding cytoplasm YDL057W_p YDL057W hom 0.0188555543709679 0.274899777290942 1412 Putative protein of unknown function; YDL057W is not an essential gene biological_process molecular_function cellular_component YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0188450207599918 0.275168060678817 1413 Palmitoyltransferase that acts on transmembrane proteins, including the SNAREs Snc1p, Syn8p, Tlg1p and likely all SNAREs; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; may have a role in vacuole fusion ascospore wall assembly|cortical actin cytoskeleton organization|establishment of cell polarity|vacuole fusion, non-autophagic|regulation of exocytosis|protein palmitoylation palmitoyltransferase activity integral to membrane|actin filament bundle|nuclear outer membrane-endoplasmic reticulum membrane network|actin cortical patch YOR328W PDR10 hom FT NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0188424683758474 0.275591370960104 1414 ATP-binding cassette (ABC) transporter, multidrug transporter involved in the pleiotropic drug resistance network; regulated by Pdr1p and Pdr3p drug transmembrane transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|plasma membrane YPL057C SUR1 hom FT LIPID METABOLISM 0.0187688875031752 0.277112430219905 1415 Mannosylinositol phosphorylceramide (MIPC) synthase catalytic subunit; forms a complex with regulatory subunit Csg2p; function in sphingolipid biosynthesis is overlapping with that of Csh1p; SUR1 has a paralog, CSH1, that arose from the whole genome duplication glycosphingolipid biosynthetic process|mannosyl-inositol phosphorylceramide metabolic process|sphingolipid biosynthetic process mannosyltransferase activity|transferase activity, transferring glycosyl groups integral to membrane|intracellular YOR349W CIN1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0187309072946762 0.278085897880425 1416 Tubulin folding factor D involved in beta-tubulin (Tub2p) folding; isolated as mutant with increased chromosome loss and sensitivity to benomyl protein folding|tubulin complex assembly|tubulin complex biogenesis beta-tubulin binding cellular_component YLL011W SOF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0187005048587915 0.278866815134404 1417 Essential protein required for biogenesis of 40S (small) ribosomal subunit; has similarity to the beta subunit of trimeric G-proteins and the splicing factor Prp4p maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|90S preribosome YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0186817416923706 0.279349509385754 1418 ATP-binding protein that is a subunit of the HOPS complex and of the CORVET tethering complex; essential for protein sorting, vesicle docking and fusion at the vacuole regulation of SNARE complex assembly|endocytosis|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vesicle fusion with vacuole|Golgi to vacuole transport|vacuole organization|vacuole fusion, non-autophagic|vesicle docking|protein targeting to vacuole phosphatidylinositol binding|ATP binding cytosol|fungal-type vacuole membrane|HOPS complex|fungal-type vacuole|CORVET complex YGL172W NUP49 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0186656696022704 0.279763425262419 1419 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup57p) poly(A)+ mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|tRNA export from nucleus nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|nuclear envelope|integral to membrane|nuclear pore YDL055C PSA1 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0186627365467229 0.27983900724514 1420 GDP-mannose pyrophosphorylase (mannose-1-phosphate guanyltransferase), synthesizes GDP-mannose from GTP and mannose-1-phosphate in cell wall biosynthesis; required for normal cell wall structure protein glycosylation|cell wall mannoprotein biosynthetic process|GDP-mannose biosynthetic process mannose-1-phosphate guanylyltransferase activity cytoplasm YNL326C PFA3 hom FT MEMBRANE ORGANIZATION 0.0186428186597082 0.280352638706032 1421 Palmitoyltransferase for Vac8p, required for vacuolar membrane fusion; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; autoacylates; required for vacuolar integrity under stress conditions vacuole fusion, non-autophagic|protein palmitoylation palmitoyltransferase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YDR369C XRS2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0186214283118643 0.2809049536025 1422 Protein required for DNA repair; component of the Mre11 complex, which is involved in double strand breaks, meiotic recombination, telomere maintenance, and checkpoint signaling double-strand break repair via nonhomologous end joining|meiotic DNA double-strand break formation|base-excision repair|telomere maintenance|sporulation resulting in formation of a cellular spore|double-strand break repair via break-induced replication single-stranded telomeric DNA binding|protein binding, bridging|DNA binding|double-stranded telomeric DNA binding|telomeric DNA binding|G-quadruplex DNA binding nucleus|Mre11 complex YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0186092868107021 0.281218784620507 1423 Plasma membrane H+-pantothenate symporter; confers sensitivity to the antifungal agent fenpropimorph; relocalizes from vacuole to cytoplasm upon DNA replication stress pantothenate transmembrane transport|endocytosis pantothenate transmembrane transporter activity integral to membrane|plasma membrane YMR151W_d YIM2 hom 0.0185953926548415 0.281578209648752 1424 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 5% of ORF overlaps the verified gene IMP1 Unknown Unknown Unknown YLR425W TUS1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0185864799427725 0.281808934701959 1425 Guanine nucleotide exchange factor (GEF) that modulate Rho1p activity; involved in the cell integrity signaling pathway; interacts with Rgl1p; localization of Tus1p to the bed neck is regulated by Rgl1p; multicopy suppressor of tor2 mutation and ypk1 ypk2 double mutation; potential Cdc28p substrate fungal-type cell wall organization|signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|cellular bud neck YML084W_d YML084W hom 0.0185772982581037 0.282046756717673 1426 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR531W CAB1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0185558221079337 0.28260355850901 1427 Pantothenate kinase (ATP:D-pantothenate 4'-phosphotransferase, EC 2.7.1.33); catalyzes the first committed step in the universal biosynthetic pathway for synthesis of coenzyme A (CoA); transcriptionally regulated by Upc2p via a sterol response element coenzyme A biosynthetic process pantothenate kinase activity nucleus|cytoplasm YLR316C TAD3 het FT RNA PROCESSING|NUCLEUS 0.0185551050759315 0.282622161491343 1428 Subunit of tRNA-specific adenosine-34 deaminase, forms a heterodimer with Tad2p that converts adenosine to inosine at the wobble position of several tRNAs tRNA modification tRNA-specific adenosine deaminase activity nucleus|cytoplasm YJL166W QCR8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.018525497192866 0.283391045488787 1429 Subunit 8 of ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; oriented facing the intermembrane space; expression is regulated by Abf1p and Cpf1p mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YDL225W SHS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0184936695740215 0.284578551887086 1430 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins; undergoes sumoylation and phosphorylation during mitosis; protein abundance increases in response to DNA replication stress cytokinesis, actomyosin contractile ring assembly|G1 phase of mitotic cell cycle|barrier septum assembly|exit from mitosis|cell cycle cytokinesis|septin ring assembly|cellular bud neck septin ring organization GTP binding cellular bud neck septin ring|mating projection tip YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0184630493767993 0.285017386290617 1431 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; both NUP1 and NUP60 are homologous to human NUP153 double-strand break repair|poly(A)+ mRNA export from nucleus|protein export from nucleus|regulation of protein desumoylation|intracellular mRNA localization|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|telomere tethering at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|NLS-bearing substrate import into nucleus|chromosome organization|nucleocytoplasmic transport|chromatin silencing at silent mating-type cassette nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YLR180W SAM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0184412026165721 0.285587832643059 1432 S-adenosylmethionine synthetase; catalyzes transfer of the adenosyl group of ATP to the sulfur atom of methionine; SAM1 has a paralog, SAM2, that arose from the whole genome duplication methionine metabolic process|S-adenosylmethionine biosynthetic process methionine adenosyltransferase activity cytoplasm YGR241C YAP1802 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0184118194596104 0.286356279498685 1433 Protein of the AP180 family, involved in clathrin cage assembly; binds Pan1p and clathrin; YAP1802 has a paralog, YAP1801, that arose from the whole genome duplication endocytosis clathrin binding actin cortical patch YLR098C CHA4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0184016558336758 0.28662240972136 1434 DNA binding transcriptional activator, mediates serine/threonine activation of the catabolic L-serine (L-threonine) deaminase (CHA1); Zinc-finger protein with Zn[2]-Cys[6] fungal-type binuclear cluster domain positive regulation of transcription, DNA-dependent|cellular amino acid catabolic process sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNL141W AAH1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.01839180930432 0.28688039607577 1435 Adenine deaminase (adenine aminohydrolase), converts adenine to hypoxanthine; involved in purine salvage; transcriptionally regulated by nutrient levels and growth phase; Aah1p degraded upon entry into quiescence via SCF and the proteasome adenine catabolic process|hypoxanthine salvage|purine-containing compound salvage adenine deaminase activity nucleus|cytoplasm YCL043C PDI1 het FT ENDOPLASMIC RETICULUM 0.0183753014773185 0.287313264845057 1436 Protein disulfide isomerase; multifunctional protein of ER lumen, essential for formation of disulfide bonds in secretory and cell-surface proteins, unscrambles non-native disulfide bonds; key regulator of Ero1p; forms complex with Mnl1p that has exomannosidase activity, processing unfolded protein-bound Man8GlcNAc2 oligosaccharides to Man7GlcNAc2, promoting degradation in unfolded protein response; PDI1 has a paralog, EUG1, that arose from the whole genome duplication protein folding protein disulfide oxidoreductase activity|protein disulfide isomerase activity endoplasmic reticulum lumen YDL026W_d YDL026W hom 0.0183718989545441 0.287618309403169 1437 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0183645747221484 0.287594778208848 1438 Ubiquitin-like protein involved in thiolation of cytoplasmic tRNAs; receives sulfur from the E1-like enzyme Uba4p and transfers it to tRNA; also functions as a protein tag with roles in nutrient sensing and oxidative stress response cellular response to oxidative stress|tRNA wobble position uridine thiolation|cell budding|protein urmylation|invasive growth in response to glucose limitation|tRNA wobble uridine modification protein tag cytosol|nucleus|cytoplasm YHR160C PEX18 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0183611132556638 0.287685660749716 1439 Peroxin required for targeting of peroxisomal matrix proteins containing PTS2; interacts with Pex7p; partially redundant with Pex21p protein import into peroxisome matrix protein binding cytosol|peroxisome YOR346W REV1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0183566929006859 0.287801747543591 1440 Deoxycytidyl transferase; involved in repair of abasic sites and adducted guanines in damaged DNA by translesion synthesis (TLS); forms a complex with the subunits of DNA polymerase zeta, Rev3p and Rev7p; relocalizes from nucleus to cytoplasm upon DNA replication stress error-prone translesion synthesis|error-free translesion synthesis deoxycytidyl transferase activity|DNA-directed DNA polymerase activity nuclear chromatin|mitochondrion|replication fork YIL047C SYG1 hom FT SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0183556449691908 0.287829272816472 1441 Plasma membrane protein of unknown function; truncation and overexpression suppresses lethality of G-alpha protein deficiency signal transduction molecular_function mitochondrion|integral to membrane|plasma membrane YER097W_d YER097W hom 0.0183302323897395 0.288497310437414 1442 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL058C BIT61 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0183258328213303 0.288613070866806 1443 Subunit of TORC2 membrane-associated complex; involved in regulation of cell cycle-dependent actin cytoskeletal dynamics during polarized growth and cell wall integrity; BIT61 has a paralog, BIT2, that arose from the whole genome duplication fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|plasma membrane|cytoplasm YLR430W SEN1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0183212750979629 0.288733025630984 1444 Presumed helicase and subunit of the Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3' end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; has a separate role in coordinating DNA replication with transcription, by associating with moving replication forks and preventing errors that occur when forks encounter transcribed regions; homolog of Senataxin, which is implicated in Ataxia-Oculomotor Apraxia 2 and a dominant form of ALS tRNA processing|mRNA 3'-end processing|termination of RNA polymerase II transcription|mRNA polyadenylation|snoRNA 3'-end processing|rRNA processing|snRNA processing ATP-dependent 5'-3' DNA helicase activity|DNA-dependent ATPase activity|RNA-dependent ATPase activity|ATP-dependent 5'-3' RNA helicase activity|protein domain specific binding Nrd1 complex|nucleus YKR007W MEH1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0182883826128468 0.289959654262882 1445 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; loss results in a defect in vacuolar acidification microautophagy|vacuolar acidification molecular_function fungal-type vacuole membrane|EGO complex|late endosome membrane YDR250C_d YDR250C hom 0.0182526173893327 0.290544092290864 1446 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YOL139C CDC33 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0182401755088116 0.290873102560227 1447 mRNA cap binding protein and translation initiation factor eIF4E; the eIF4E-cap complex is responsible for mediating cap-dependent mRNA translation via interactions with translation initiation factor eIF4G (Tif4631p or Tif4632p); protein abundance increases in response to DNA replication stress; mutants are defective for adhesion and pseudohyphal growth regulation of cell cycle|translational initiation|nuclear-transcribed mRNA catabolic process, nonsense-mediated decay phosphatidylinositol-3-phosphate binding|translation initiation factor activity ribosome|nucleus|eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule|cytoplasm YGL090W LIF1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0182328707323172 0.291066385069442 1448 Component of the DNA ligase IV complex that mediates nonhomologous end joining in DNA double-strand break repair; physically interacts with Dnl4p and Nej1p; homologous to mammalian XRCC4 protein double-strand break repair via nonhomologous end joining chromatin binding DNA ligase IV complex|nuclear chromatin|nucleus YLR397C AFG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.0182316717010126 0.291098119376104 1449 ATPase of the CDC48/PAS1/SEC18 (AAA) family, forms a hexameric complex; is essential for pre-60S maturation and release of several preribosome maturation factors; releases Rlp24p from purified pre-60S particles in vitro; may be involved in degradation of aberrant mRNAs ribosomal large subunit biogenesis|response to drug ATPase activity intracellular|preribosome, large subunit precursor YNL285W_d YNL285W hom 0.0182235056694344 0.291314308488494 1450 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR026C ULI1 hom FT SIGNALING 0.0182152699173596 0.291532452651108 1451 Putative protein of unknown function involved in and induced by the endoplasmic reticulum unfolded protein response endoplasmic reticulum unfolded protein response molecular_function cellular_component YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.0182146006703179 0.291550184126531 1452 Thiazole synthase, abundant protein involved in the formation of the thiazole moiety of thiamine during thiamine biosynthesis; acts more as a co-substrate rather than an enzyme by providing the sulphur source for thiazole formation; undergoes a single turnover only; required for mitochondrial genome stability in response to DNA damaging agents thiamine biosynthetic process|mitochondrial genome maintenance|thiazole biosynthetic process ferrous iron binding cytosol YLR310C CDC25 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEUS|PLASMA MEMBRANE 0.0181740635226286 0.29291366164566 1453 Membrane bound guanine nucleotide exchange factor (GEF or GDP-release factor); indirectly regulates adenylate cyclase through activation of Ras1p and Ras2p by stimulating the exchange of GDP for GTP; required for progression through G1 regulation of cell cycle|replicative cell aging|Ras protein signal transduction|traversing start control point of mitotic cell cycle Ras guanyl-nucleotide exchange factor activity cytosol|nucleus|plasma membrane|cytoplasm YMR089C YTA12 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0181614756686148 0.292960025021482 1454 Component, with Afg3p, of the mitochondrial inner membrane m-AAA protease that mediates degradation of misfolded or unassembled proteins and is also required for correct assembly of mitochondrial enzyme complexes proteolysis|signal peptide processing|protein complex assembly|protein import into mitochondrial intermembrane space metallopeptidase activity|protein binding|ATPase activity|ATP binding mitochondrion|mitochondrial inner boundary membrane|mitochondrial inner membrane|m-AAA complex|cytoplasm YDR363W ESC2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS 0.0181508104219358 0.293243611694816 1455 Sumo-like domain protein; prevents accumulation of toxic intermediates during replication-associated recombinational repair; roles in silencing, lifespan, chromatid cohesion and the intra-S-phase DNA damage checkpoint; RENi family member intra-S DNA damage checkpoint|double-strand break repair via homologous recombination|chromatin silencing at silent mating-type cassette|mitotic sister chromatid cohesion molecular_function nucleus YLR436C ECM30 hom FT CELL WALL ORG/BIOGENESIS 0.0181390627688464 0.293556192381557 1456 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants have abormal relative levels of mannose and glucose and have Gap1p sorting and transport defects; (GFP)-fusion protein localizes to the cytoplasm fungal-type cell wall organization molecular_function cytoplasm YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0181151568339216 0.294192969477187 1457 Subunit of an alternative replication factor C complex important for DNA replication and genome integrity; suppresses spontaneous DNA damage; involved in homologous recombination-mediated repair and telomere homeostasis; required for PCNA (Pol30p) unloading during DNA replication negative regulation of DNA recombination|negative regulation of transposition, RNA-mediated|telomere maintenance|double-strand break repair via homologous recombination|DNA-dependent DNA replication|mitotic sister chromatid cohesion chromatin binding Elg1 RFC-like complex|mitochondrion|nucleus|cytoplasm YOL062C APM4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0181009707776594 0.294643300596229 1458 Mu2-like subunit of the clathrin associated protein complex (AP-2); involved in vesicle transport intracellular protein transport|vesicle-mediated transport molecular_function AP-2 adaptor complex YNL221C POP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0180759768060772 0.295454765039589 1459 Subunit of both RNase MRP and nuclear RNase P; RNase MRP cleaves pre-rRNA, while nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs; binds to the RPR1 RNA subunit in RNase P tRNA processing|intronic box C/D snoRNA processing|mRNA cleavage|rRNA processing ribonuclease MRP activity|ribonuclease P activity nucleolar ribonuclease P complex|ribonuclease MRP complex YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0180647034837363 0.295539920685973 1460 Protein of unknown function; involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far7p, Far8p, Far9p, Far10p, and Far11p; localizes to the endoplasmic reticulum; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YDR061W_p YDR061W hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0180391640372647 0.296223317449831 1461 Protein with similarity to ATP-binding cassette (ABC) transporter family members; lacks predicted membrane-spanning regions; transcriptionally activated by Yrm1p along with genes involved in multidrug resistance biological_process molecular_function mitochondrion YOR033C EXO1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.018038337270104 0.296245458130918 1462 5'-3' exonuclease and flap-endonuclease; involved in recombination, double-strand break repair and DNA mismatch repair; member of the Rad2p nuclease family, with conserved N and I nuclease domains; relative distribution to the nucleus increases upon DNA replication stress mismatch repair|telomeric 3' overhang formation|DNA double-strand break processing|meiotic DNA double-strand break processing|telomere maintenance|gene conversion at mating-type locus, DNA double-strand break processing 5'-3' exonuclease activity|5'-flap endonuclease activity nucleus YBR051W_d YBR051W hom 0.0180374272981424 0.2962698283017 1463 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partiallly overlaps the REG2/YBR050C regulatory subunit of the Glc7p type-1 protein phosphatase Unknown Unknown Unknown YBL099W ATP1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0180328574039091 0.296464284541284 1464 Alpha subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrial nucleoid|proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, catalytic core YEL051W VMA8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0180316284442722 0.29642516025501 1465 Subunit D of the eight-subunit V1 peripheral membrane domain of the vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; plays a role in the coupling of proton transport and ATP hydrolysis vacuolar acidification proton-transporting ATPase activity, rotational mechanism fungal-type vacuole membrane|vacuolar proton-transporting V-type ATPase, V1 domain|integral to membrane YNL102W POL1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0180131211647891 0.296921272777983 1466 Catalytic subunit of the DNA polymerase I alpha-primase complex, required for the initiation of DNA replication during mitotic DNA synthesis and premeiotic DNA synthesis RNA-dependent DNA replication|lagging strand elongation|DNA synthesis involved in DNA repair|DNA replication|DNA replication initiation|premeiotic DNA replication DNA-directed DNA polymerase activity mitochondrion|alpha DNA polymerase:primase complex|replication fork YML053C_p YML053C hom FT NUCLEUS 0.017977869704731 0.297939837859106 1467 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; overexpression causes a cell cycle delay or arrest; YML053C is not an essential gene biological_process molecular_function nucleus|cytoplasm YJL171C YJL171C hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0179648466954524 0.298217945528831 1468 GPI-anchored cell wall protein of unknown function; induced in response to cell wall damaging agents and by mutations in genes involved in cell wall biogenesis; sequence similarity to YBR162C/TOS1, a covalently bound cell wall protein; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrion|fungal-type cell wall|plasma membrane YOR297C TIM18 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.017963017680379 0.298267147868185 1469 Component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane; may mediate assembly or stability of the complex cellular response to oxidative stress|protein import into mitochondrial inner membrane|apoptotic process|response to acid|response to osmotic stress|response to arsenic-containing substance protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YLR267W_p BOP2 hom 0.0179620774463381 0.29829244321551 1470 Protein of unknown function biological_process molecular_function cellular_component YBR184W_p YBR184W hom 0.01796001210437 0.298348012645532 1471 Putative protein of unknown function; YBR184W is not an essential gene biological_process molecular_function cellular_component YGR280C PXR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0179570730724315 0.298427101211171 1472 Essential protein involved in rRNA and snoRNA maturation; competes with TLC1 RNA for binding to Est2p, suggesting a role in negative regulation of telomerase; human homolog inhibits telomerase; contains a G-patch RNA interacting domain box C/D snoRNA 3'-end processing|negative regulation of telomere maintenance via telomerase telomerase inhibitor activity nucleoplasm|nucleolus YLR099C ICT1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0179199475331545 0.299427344394078 1473 Lysophosphatidic acid acyltransferase; responsible for enhanced phospholipid synthesis during organic solvent stress; null displays increased sensitivity to Calcofluor white; highly expressed during organic solvent stress; ICT1 has a paralog, ECM18, that arose from the whole genome duplication phosphatidic acid biosynthetic process lysophosphatidic acid acyltransferase activity cellular_component YGL067W NPY1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0178814356395022 0.300467298766957 1474 NADH diphosphatase (pyrophosphatase), hydrolyzes the pyrophosphate linkage in NADH and related nucleotides; localizes to peroxisomes; nudix hydrolase family member NADH metabolic process NAD+ diphosphatase activity peroxisome|cytoplasm YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.0178799125131418 0.300508477852303 1475 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YFL038C YPT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0178555955612452 0.301166417552296 1476 Rab family GTPase, involved in the ER-to-Golgi step of the secretory pathway; complex formation with the Rab escort protein Mrs6p is required for prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p) Golgi vesicle budding|Golgi vesicle docking|early endosome to Golgi transport|macroautophagy|endocytic recycling|protein complex assembly|CVT pathway|retrograde vesicle-mediated transport, Golgi to ER|SNARE complex disassembly|ER to Golgi vesicle-mediated transport|COPII-coated vesicle budding SNARE binding|GTPase activity trans-Golgi network|mitochondrion|Golgi stack|endoplasmic reticulum membrane|Golgi membrane|pre-autophagosomal structure YBL024W NCL1 hom FT RNA PROCESSING|NUCLEUS 0.0178276920703205 0.301922578370689 1477 S-adenosyl-L-methionine-dependent tRNA: m5C-methyltransferase, methylates cytosine to m5C at several positions in tRNAs and intron-containing pre-tRNAs; increases proportion of tRNALeu(CAA) with m5C at wobble position in response to hydrogen peroxide, causing selective translation of mRNA from genes enriched in TTG codon; loss of NCL1 confers hypersensitivity to oxidative stress; similar to Nop2p and human proliferation associated nucleolar protein p120 tRNA methylation tRNA (cytosine-5-)-methyltransferase activity nucleus YGR069W_d YGR069W hom 0.0177898514510919 0.303238665906121 1478 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL096W-A CWP2 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0177786698247777 0.303254095561331 1479 Covalently linked cell wall mannoprotein, major constituent of the cell wall; plays a role in stabilizing the cell wall; involved in low pH resistance; precursor is GPI-anchored fungal-type cell wall organization|regulation of pH structural constituent of cell wall fungal-type cell wall YOL013C HRD1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0177553712570857 0.303888285035655 1480 Ubiquitin-protein ligase; required for endoplasmic reticulum-associated degradation (ERAD) of misfolded proteins; genetically linked to the unfolded protein response (UPR); regulated through association with Hrd3p; contains an H2 ring finger; likely plays a general role in targeting proteins that persistently associate with and potentially obstruct the ER-localized translocon fungal-type cell wall organization|ER-associated protein catabolic process ubiquitin-protein ligase activity Hrd1p ubiquitin ligase ERAD-M complex|integral to membrane|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YOR231W MKK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0177302516277378 0.304573029882066 1481 MAPKK involved in the protein kinase C signaling pathway; involved in control of cell integrity; upon activation by Bck1p phosphorylates downstream target, Slt2p; functionally redundant with Mkk2p; MKK1 has a paralog, MKK2, that arose from the whole genome duplication signal transduction|peroxisome degradation|protein phosphorylation protein kinase activity|MAP kinase kinase activity cellular bud tip YGL145W TIP20 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0177276801625077 0.304643184083479 1482 Peripheral membrane protein required for fusion of COPI vesicles with the ER; prohibits back-fusion of COPII vesicles with the ER; forms a tethering complex with Sec39p and Dsl1p that interacts with ER SNAREs Sec20p and Use1p retrograde vesicle-mediated transport, Golgi to ER molecular_function Dsl1p complex|endoplasmic reticulum YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.0176804506103974 0.306005744818474 1483 Member of the PAK family of serine/threonine protein kinases with similarity to Ste20p and Cla4p; involved in down-regulation of sterol uptake; proposed to be a downstream effector of Cdc42p during polarized growth negative regulation of gene expression|cytokinetic cell separation|protein phosphorylation|sterol import protein serine/threonine kinase activity|protein kinase activity plasma membrane|nucleus YPR158W CUR1 hom FT NUCLEUS 0.0175482146741833 0.309565813683343 1484 Sorting factor, central regulator of spatial protein quality control; physically and functionally interacts with chaperones to promote sorting and deposition of misfolded proteins into cytosolic compartments; involved in destabilization of [URE3] prions; CUR1 has a paralog, BTN2, that arose from the whole genome duplication cellular response to stress|protein localization to nucleus chaperone binding nucleus YLR232W_d YLR232W hom 0.0175022344033298 0.310835430818937 1485 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene BNA5 Unknown Unknown Unknown YLR058C SHM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|SITE OF POLARIZED GROWTH 0.0174871295853711 0.311397629858371 1486 Cytosolic serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; major isoform involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis one-carbon metabolic process glycine hydroxymethyltransferase activity plasma membrane|mating projection tip|cytoplasm YLR345W_p YLR345W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0174568193028725 0.312092808876005 1487 Similar to 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase enzymes responsible for the metabolism of fructoso-2,6-bisphosphate; mRNA expression is repressed by the Rfx1p-Tup1p-Ssn6p repressor complex; YLR345W is not an essential gene regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YLL004W ORC3 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0173858392465467 0.314064688384644 1488 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette chromatin binding|DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YHL036W MUP3 hom 0.0173792115431986 0.314610365740642 1489 Low affinity methionine permease, similar to Mup1p amino acid transport L-methionine transmembrane transporter activity integral to membrane|membrane YNL090W RHO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0173707425687081 0.314485139566339 1490 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, involved in the establishment of cell polarity and in microtubule assembly microtubule-based process|fungal-type cell wall organization|actin filament organization|establishment of cell polarity|small GTPase mediated signal transduction GTPase activity membrane YJL103C GSM1 hom FT TRANSCRIPTION FROM RNA POL II|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0173672283742601 0.314583064960859 1491 Putative zinc cluster protein of unknown function; proposed to be involved in the regulation of energy metabolism, based on patterns of expression and sequence analysis oxidative phosphorylation sequence-specific DNA binding|DNA binding cellular_component YBL029W_p YBL029W hom FT NUCLEUS 0.0173585718148459 0.314824371281679 1492 Non-essential protein of unknown function biological_process molecular_function nucleus|cytoplasm YBR224W_d YBR224W hom 0.017353382034324 0.314969097539319 1493 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TDP1 Unknown Unknown Unknown YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.017340681735513 0.315323452264135 1494 Gamma subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins; Ost3p is important for N-glycosylation of a subset of proteins protein glycosylation|protein complex assembly|protein O-linked mannosylation|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YOL121C RPS19A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0173305817679819 0.315605441194599 1495 Protein component of the small (40S) ribosomal subunit; required for assembly and maturation of pre-40 S particles; homologous to mammalian ribosomal protein S19, no bacterial homolog; mutations in human RPS19 are associated with Diamond Blackfan anemia; RPS19A has a paralog, RPS19B, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit biogenesis|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YGR106C VOA1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0173272456317232 0.316059768976678 1496 Endoplasmic reticulum protein that functions, together with other assembly factors, in assembly of the V0 sector of the vacuolar ATPase (V-ATPase); null mutation enhances the V-ATPase deficiency of a vma21 mutant impaired in ER retrieval protein complex assembly molecular_function fungal-type vacuole membrane|endoplasmic reticulum membrane YEL005C VAB2 hom 0.0172950000477861 0.316600193755604 1497 Protein with a potential role in vacuolar function, as suggested by its ability to bind Vac8p; likely member of BLOC complex involved in endosomal cargo sorting; Vab2p-GFP-fusion localizes to cytoplasm in punctate patter biological_process molecular_function cytoplasm YER110C KAP123 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0172491294309596 0.318246771761932 1498 Karyopherin beta, mediates nuclear import of ribosomal proteins prior to assembly into ribosomes and import of histones H3 and H4; localizes to the nuclear pore, nucleus, and cytoplasm; exhibits genetic interactions with RAI1 NLS-bearing substrate import into nucleus|Unknown|protein import into nucleus|ribosomal protein import into nucleus protein transporter activity|nuclear localization sequence binding integral to membrane|nucleus|nuclear pore|cytoplasm YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0172092117834736 0.319368154104867 1499 Probable mitochondrial seryl-tRNA synthetase, mutant displays increased invasive and pseudohyphal growth pseudohyphal growth|invasive growth in response to glucose limitation|mitochondrial seryl-tRNA aminoacylation serine-tRNA ligase activity mitochondrion|cytoplasm YPL014W_p YPL014W hom FT NUCLEUS 0.0172017450485813 0.319217055474411 1500 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YML019W OST6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0171968340702911 0.31935525525594 1501 Subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins; similar to and partially functionally redundant with Ost3p protein N-linked glycosylation via asparagine|protein complex assembly dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0171860315274624 0.319659387180895 1502 Protein required for structural integrity of elongating spindles; localizes to the kinetochore; interacts with histones H2A, H2B, and H4; phosphorylated by Ipl1p; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-C and fission yeast cnp3 chromosome segregation|mitotic spindle organization in nucleus centromeric DNA binding condensed nuclear chromosome, centromeric region|condensed nuclear chromosome inner kinetochore YKL186C MTR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.017178848093963 0.319861732467858 1503 mRNA transport regulator, essential nuclear protein; Mex67p and Mtr2p form a mRNA export complex which binds to RNA poly(A)+ mRNA export from nucleus|ribosomal large subunit export from nucleus protein binding integral to membrane|nuclear RNA export factor complex|nuclear pore YMR233W TRI1 hom FT NUCLEUS 0.0171658081210006 0.320229260578065 1504 Non-essential sumoylated protein of unknown function; similar to components of human SWI/SNF complex including SMRD3; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, nucleus and nucleolus; TRI1 has a paralog, UAF30, that arose from the whole genome duplication biological_process molecular_function nucleolus|nucleus|cytoplasm YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.017163022496689 0.320307808405663 1505 Ribosome biogenesis factor; nucleolar protein associated with pre-rRNA components of the 90S preribosome, required for cleavage of pre-rRNA at A0, A1 and A2 sites; interacts with RNA helicase Dhr2p and RNA helicase-like protein Utp25p; required for incorporation of Utp25p into preribosomes endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleoplasm|nucleolus|nucleus|90S preribosome YNL124W NAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0171558857771441 0.32050910397314 1506 RNA-binding protein required for the assembly of box H/ACA snoRNPs and thus for pre-rRNA processing, forms a complex with Shq1p and interacts with H/ACA snoRNP components Nhp2p and Cbf5p; similar to Gar1p box H/ACA snoRNP assembly RNA binding nucleoplasm|nucleus YMR243C ZRC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0171504924785978 0.320661280095415 1507 Vacuolar membrane zinc transporter; transports zinc from cytosol to vacuole for storage; also has role in resistance to zinc shock resulting from sudden influx of zinc into cytoplasm; human ortholog SLC30A10 functions as a Mn transporter and mutations in SLC30A10 cause neurotoxic accumulation of Mn in liver and brain; ZRC1 has a paralog, COT1, that arose from the whole genome duplication cobalt ion transport|cellular zinc ion homeostasis|zinc ion transport|glutathione metabolic process zinc ion transmembrane transporter activity|inorganic cation transmembrane transporter activity integral to membrane|fungal-type vacuole YBR240C THI2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0171345939307384 0.321110144600855 1508 Transcriptional activator of thiamine biosynthetic genes; interacts with regulatory factor Thi3p to control expression of thiamine biosynthetic genes with respect to thiamine availability; acts together with Pdc2p to respond to thiaminediphosphate demand, possibly as related to carbon source availability; zinc finger protein of the Zn(II)2Cys6 type thiamine biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor binding transcription factor activity involved in positive regulation of transcription nucleus YNL099C OCA1 hom FF|FT RESPONSE TO OXIDATIVE STRESS 0.0171042984754493 0.321966612896578 1509 Putative protein tyrosine phosphatase, required for cell cycle arrest in response to oxidative damage of DNA cellular response to oxidative stress protein tyrosine phosphatase activity cytoplasm YMR131C RRB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0170999947727181 0.322088401595065 1510 Essential nuclear protein involved in early steps of ribosome biogenesis; physically interacts with the ribosomal protein Rpl3p ribosome biogenesis molecular_function nucleolus YOR213C SAS5 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0170726272317882 0.32286356732816 1511 Subunit of the SAS complex (Sas2p, Sas4p, Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; stimulates Sas2p HAT activity chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YGR022C_d YGR022C hom 0.0170675344728223 0.323007950114523 1512 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF MTL1/YGR023W Unknown Unknown Unknown YDR235W PRP42 het FT RNA PROCESSING|NUCLEUS 0.0170439341793015 0.323749756336916 1513 U1 snRNP protein involved in splicing, required for U1 snRNP biogenesis; contains multiple tetriatricopeptide repeats mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.0170207632210904 0.324408082488281 1514 Serine/threonine protein phosphatase Z, isoform of Ppz2p; involved in regulation of potassium transport, which affects osmotic stability, cell cycle progression, and halotolerance cellular sodium ion homeostasis|cellular protein localization|protein dephosphorylation protein serine/threonine phosphatase activity extrinsic to plasma membrane|nucleus|cytoplasm YPR085C ASA1 het FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0170133130970263 0.324547767267357 1515 Subunit of the ASTRA complex, involved in chromatin remodeling; telomere length regulator involved in the stability or biogenesis of PIKKs such as TORC1 biological_process molecular_function ASTRA complex YER024W YAT2 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM 0.0169930874291992 0.325123371356143 1516 Carnitine acetyltransferase; has similarity to Yat1p, which is a carnitine acetyltransferase associated with the mitochondrial outer membrane carnitine metabolic process|alcohol metabolic process carnitine O-acetyltransferase activity cytosol|cytoplasm YER187W_p YER187W hom 0.0169721371018141 0.325720298193178 1517 Putative protein of unknown function; induced in respiratory-deficient cells biological_process molecular_function cellular_component YLR243W GPN3 het FT PROTEIN LOCALIZATION 0.0169552962465645 0.326200652087585 1518 Putative GTPase with a role in biogenesis of RNA pol II and polIII; may be involved in assembly of RNA polymerases II and III and in their transport into the nucleus; contains a Gly-Pro-Asn motif in the G domain; similar to Npa3p and Gpn2p biological_process signal sequence binding cellular_component YIL115C NUP159 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0169531872987119 0.326260838288393 1519 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport; regulates ADP release from the ATP-dependent RNA helicase Dbp5p; forms a stable association with Nup82p, Gle2p and two other FG-nucleoporins (Nsp1p and Nup116p) poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|ncRNA export from nucleus|nuclear pore distribution|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|adenyl-nucleotide exchange factor activity nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0169465165983958 0.326451257538177 1520 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; inhibited by regulatory subunit Bcy1p in the absence of cAMP; regulates Whi3p; partially redundant with Tpk2p and Tpk3p; TPK1 has a paralog, TPK3, that arose from the whole genome duplication protein phosphorylation|Ras protein signal transduction cAMP-dependent protein kinase activity|protein kinase activity cAMP-dependent protein kinase complex|nucleus|cytoplasm YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0169415013243244 0.327027749427366 1521 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10A has a paralog, RPS10B, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YMR083W ADH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0169388977831161 0.326668829596422 1522 Mitochondrial alcohol dehydrogenase isozyme III; involved in the shuttling of mitochondrial NADH to the cytosol under anaerobic conditions and ethanol production NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion|mitochondrial matrix YKL216W URA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0169280033188177 0.327341111339233 1523 Dihydroorotate dehydrogenase, catalyzes the fourth enzymatic step in the de novo biosynthesis of pyrimidines, converting dihydroorotic acid into orotic acid 'de novo' pyrimidine nucleobase biosynthetic process dihydroorotate dehydrogenase activity extrinsic to membrane|cytoplasm YHR020W YHR020W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0168624147045657 0.329219129744696 1524 Prolyl-tRNA synthetase; N-terminal domain shows weak homology to prokaryotic posttransfer editing domain, but does not possess posttransfer editing activity; may interact with ribosomes, based on co-purification experiments chromosome organization|tRNA aminoacylation for protein translation proline-tRNA ligase activity ribosome YLR231C BNA5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0168535121357136 0.329113644001948 1525 Kynureninase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan kynureninase activity nucleus|cytoplasm YPR108W RPN7 het FT PROTEOLYSIS|NUCLEUS 0.0168399146637796 0.329720554306675 1526 Essential, non-ATPase regulatory subunit of the 26S proteasome, similar to another S. cerevisiae regulatory subunit, Rpn5p, as well as to mammalian proteasome subunits ubiquitin-dependent protein catabolic process structural molecule activity nucleus|proteasome regulatory particle, lid subcomplex YLR453C RIF2 hom FT NUCLEUS|CHROMOSOME 0.0168319186300962 0.329805935374322 1527 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif1p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance via telomerase telomeric DNA binding nuclear telomere cap complex YNL098C RAS2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.0168129251871255 0.330279899714537 1528 GTP-binding protein that regulates the nitrogen starvation response, sporulation, and filamentous growth; farnesylation and palmitoylation required for activity and localization to plasma membrane; homolog of mammalian Ras proto-oncogenes pseudohyphal growth|ascospore formation|activation of adenylate cyclase activity|regulation of protein localization|replicative cell aging|positive regulation of transcription by galactose|Ras protein signal transduction GTP binding|GTPase activity plasma membrane YPL094C SEC62 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0168048238006146 0.330513010761225 1529 Essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YKL183W LOT5 hom FT NUCLEUS 0.0167605311102546 0.331789379259567 1530 Protein of unknown function; gene expression increases in cultures shifted to a lower temperature; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YIR013C GAT4 hom FT NUCLEUS 0.016725783769562 0.333514990619912 1531 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YKR051W_p YKR051W hom 0.0167141959028927 0.333128009706386 1532 Putative protein of unknown function biological_process molecular_function integral to membrane YKL106W AAT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0167113397408582 0.333210638473445 1533 Mitochondrial aspartate aminotransferase, catalyzes the conversion of oxaloacetate to aspartate in aspartate and asparagine biosynthesis aspartate catabolic process|chronological cell aging|replicative cell aging|asparagine biosynthetic process from oxaloacetate|aspartate biosynthetic process L-aspartate:2-oxoglutarate aminotransferase activity mitochondrion YPL189C-A COA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0166923078802897 0.333761567746249 1534 Cytochrome oxidase assembly factor; null mutation results in respiratory deficiency with specific loss of cytochrome oxidase activity; functions downstream of assembly factors Mss51p and Coa1p and interacts with assembly factor Shy1p mitochondrial respiratory chain complex IV assembly molecular_function mitochondrial matrix YOR173W DCS2 hom 0.0166877251270083 0.333894315766425 1535 Non-essential, stress induced regulatory protein; modulates m7G-oligoribonucleotide metabolism; inhibits Dcs1p; regulated by Msn2p, Msn4p, and the Ras-cAMP-cAPK signaling pathway; mutant has increased aneuploidy tolerance deadenylation-dependent decapping of nuclear-transcribed mRNA m7G(5')pppN diphosphatase activity cytoplasmic mRNA processing body|cytoplasm YJR019C TES1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0166758242002036 0.335033455135208 1536 Peroxisomal acyl-CoA thioesterase likely to be involved in fatty acid oxidation rather than fatty acid synthesis; conserved protein also found in human peroxisomes; TES1 mRNA levels increase during growth on fatty acids fatty acid beta-oxidation|fatty acid oxidation acyl-CoA hydrolase activity mitochondrion|peroxisome YIL103W DPH1 hom 0.0166628295205354 0.334904568561553 1537 Protein required, along with Dph2p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph2p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YOL155C HPF1 hom FT CELL WALL ORG/BIOGENESIS 0.0166597725838916 0.334704750314111 1538 Haze-protective mannoprotein that reduces the particle size of aggregated proteins in white wines fungal-type cell wall organization glucosidase activity fungal-type cell wall|extracellular region YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0166489735694413 0.335306681163976 1539 1-phosphatidylinositol-3-phosphate 5-kinase; vacuolar membrane kinase that generates phosphatidylinositol (3,5)P2, which is involved in vacuolar sorting and homeostasis phosphatidylinositol phosphorylation 1-phosphatidylinositol-3-phosphate 5-kinase activity|phosphatidylinositol-3-phosphate binding endosome membrane|mitochondrion|fungal-type vacuole membrane|PAS complex YKL073W LHS1 hom FT PROTEIN LOCALIZATION|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM 0.0166477425798929 0.335053928689137 1540 Molecular chaperone of the endoplasmic reticulum lumen, involved in polypeptide translocation and folding; nucleotide exchange factor for the ER lumenal Hsp70 chaperone Kar2p; regulated by the unfolded protein response pathway posttranslational protein targeting to membrane, translocation|response to unfolded protein unfolded protein binding|adenyl-nucleotide exchange factor activity|ATP binding endoplasmic reticulum lumen YNL318C HXT14 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0165719001559469 0.33726070086263 1541 Protein with similarity to hexose transporter family members, expression is induced in low glucose and repressed in high glucose; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies hexose transport galactose transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YNL204C SPS18 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0165577688424882 0.337672906689299 1542 Protein of unknown function, contains a putative zinc-binding domain; expressed during sporulation sporulation resulting in formation of a cellular spore molecular_function cellular_component YKR091W SRL3 hom 0.0165383740995617 0.338239171583332 1543 Cytoplasmic protein that, when overexpressed, suppresses the lethality of a rad53 null mutation; potential Cdc28p substrate nucleobase-containing compound metabolic process molecular_function cytoplasm YBR242W_p YBR242W hom FT NUCLEUS 0.0165270042746666 0.338571417586318 1544 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR242W is not an essential gene biological_process molecular_function nucleus|cytoplasm YJL026W RNR2 het FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|NUCLEUS 0.0165147841599903 0.339000790542521 1545 Ribonucleotide-diphosphate reductase (RNR), small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YKL131W_d YKL131W hom 0.0165132234093176 0.338974398996854 1546 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR348C DIC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0164956723384958 0.339920619055368 1547 Mitochondrial dicarboxylate carrier, integral membrane protein, catalyzes a dicarboxylate-phosphate exchange across the inner mitochondrial membrane, transports cytoplasmic dicarboxylates into the mitochondrial matrix dicarboxylic acid transport dicarboxylic acid transmembrane transporter activity mitochondrial envelope|mitochondrion|integral to membrane YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0164943750752486 0.339526061725254 1548 ESCRT-I subunit required to stabilize oligomers of the ESCRT-I core complex (Stp22p, Vps28p, Srn2p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; deletion mutant is sensitive to rapamycin and nystatin negative regulation of protein complex assembly|protein targeting to vacuole|endosome transport via multivesicular body sorting pathway ubiquitin binding cytosol|endosome|ESCRT I complex YOR247W SRL1 hom FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0164697298668515 0.340248258067781 1549 Mannoprotein that exhibits a tight association with the cell wall; required for cell wall stability in the absence of GPI-anchored mannoproteins; has a high serine-threonine content; expression is induced in cell wall mutants; SRL1 has a paralog, SVS1, that arose from the whole genome duplication fungal-type cell wall organization|nucleobase-containing compound metabolic process molecular_function fungal-type cell wall|fungal-type vacuole|cytoplasm|cellular bud tip YGL035C MIG1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0164560766741628 0.340648770678469 1550 Transcription factor involved in glucose repression; sequence specific DNA binding protein containing two Cys2His2 zinc finger motifs; regulated by the SNF1 kinase and the GLC7 phosphatase; regulates filamentous growth along with Mig2p in response to glucose depletion negative regulation of transcription from RNA polymerase II promoter by glucose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus|nuclear envelope lumen|cytoplasm YML112W CTK3 hom FF|FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0164526759883617 0.341181017980317 1551 Gamma subunit of C-terminal domain kinase I; CTDK-I phosphorylates RNA polymerase II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and also phosphorylates ribosomal protein Rps2p to increase translational fidelity; protein abundance increases in response to DNA replication stress mRNA 3'-end processing|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation cyclin-dependent protein kinase activity nucleoplasm|nucleolus|carboxy-terminal domain protein kinase complex YNR001C CIT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.016452051850383 0.340766895351474 1552 Citrate synthase; catalyzes the condensation of acetyl coenzyme A and oxaloacetate to form citrate; the rate-limiting enzyme of the TCA cycle; nuclear encoded mitochondrial protein; CIT1 has a paralog, CIT2, that arose from the whole genome duplication glutamate biosynthetic process|tricarboxylic acid cycle|acetyl-CoA catabolic process|citrate metabolic process citrate (Si)-synthase activity mitochondrion YLR008C PAM18 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0164520150002957 0.340767976986919 1553 Constituent of the import motor (PAM complex) component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); essential J-protein cochaperone that stimulates Ssc1p ATPase activity to drive import; inhibited by Pam16p protein import into mitochondrial matrix unfolded protein binding|ATPase activator activity mitochondrion|presequence translocase-associated import motor|mitochondrial inner membrane presequence translocase complex YDR275W BSC2 hom 0.0164412953118643 0.341082717999217 1554 Protein of unknown function; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; BSC2 has a paralog, IRC23, that arose from the whole genome duplication biological_process molecular_function lipid particle YKR050W TRK2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0164289915350797 0.341444198712937 1555 Component of the Trk1p-Trk2p potassium transport system; TRK2 has a paralog, TRK1, that arose from the whole genome duplication cellular potassium ion homeostasis potassium ion transmembrane transporter activity integral to membrane|plasma membrane YLR315W NKP2 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0164244490714114 0.342443198498662 1556 Central kinetochore protein and subunit of the Ctf19 complex; mutants have elevated rates of chromosome loss; orthologous to fission yeast kinetochore protein cnl2 biological_process molecular_function spindle pole body|kinetochore YLL062C MHT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0163820864706657 0.342824500517024 1557 S-methylmethionine-homocysteine methyltransferase, functions along with Sam4p in the conversion of S-adenosylmethionine (AdoMet) to methionine to control the methionine/AdoMet ratio sulfur amino acid metabolic process homocysteine S-methyltransferase activity cytoplasm YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.0163581374596397 0.343530634411348 1558 Component of the heterotetrameric MHF histone-fold complex; in humans the MMF complex interacts with both DNA and Mph1p ortholog FANCM to stabilize and remodel blocked replication forks and repair damaged DNA; mhf2 srs2 double mutants are MMS hypersensitive; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-X, also known as MHF2 response to DNA damage stimulus molecular_function cellular_component YBR229C ROT2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0163335635807083 0.344256156958106 1559 Glucosidase II catalytic subunit required for normal cell wall synthesis; mutations in rot2 suppress tor2 mutations, and are synthetically lethal with rot1 mutations fungal-type cell wall biogenesis alpha-glucosidase activity glucosidase II complex|mitochondrion|endoplasmic reticulum|endoplasmic reticulum lumen YDR117C TMA64 hom FT TRANSLATION 0.01632861822298 0.344402282440797 1560 Protein of unknown function that associates with ribosomes; has a putative RNA binding domain; in mammals the corresponding protein, eIF2D, has been shown to possess translation initiation factor activity biological_process RNA binding ribosome YJR008W MHO1 hom FT NUCLEUS 0.0163187399842935 0.345054304620312 1561 Protein of unknown function; inhibits haploid invasive growth when overexpressed; synthetically lethal with phospholipase C (PLC1); expression induced by mild heat-stress on a non-fermentable carbon source, upon entry into stationary phase and upon nitrogen deprivation; repressed by inosine and choline in an Opi1p-dependent manner; highly conserved from bacteria to human; Memo, the human homolog, is an ErbB2 interacting protein with an essential function in cell motility biological_process molecular_function nucleus|cytoplasm YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.0162884230974349 0.345591435682066 1562 Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity mitochondrion|NatA complex|cytosolic ribosome YLL056C_p YLL056C hom 0.0162832544033492 0.34588845189433 1563 Putative protein of unknown function, transcription is activated by paralogous transcription factors Yrm1p and Yrr1p and genes involved in pleiotropic drug resistance (PDR); expression is induced in cells treated with the mycotoxin patulin biological_process molecular_function cellular_component YJL042W MHP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.016242578314778 0.34695092034941 1564 Microtubule-associated protein involved in assembly and stabilization of microtubules; overproduction results in cell cycle arrest at G2 phase; similar to Drosophila protein MAP and to mammalian MAP4 proteins fungal-type cell wall organization|negative regulation of microtubule depolymerization structural constituent of cytoskeleton microtubule YOR239W ABP140 hom FT RNA PROCESSING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0162417312601545 0.346976070941308 1565 AdoMet-dependent tRNA methyltransferase and actin binding protein; C-terminal domain is responsible for 3-methylcytidine modification of residue 32 of the tRNA anticodon loop of tRNA-Thr and tRNA-Ser and contains an S-adenosylmethionine (AdoMet) binding motif; N-terminal actin binding sequence interacts with actin filaments and localizes to actin patches and cables; N- and C-terminal domains are encoded in separate ORFs that are translated into one protein via a +1 frameshift actin filament bundle assembly|tRNA methylation tRNA (cytosine-3-)-methyltransferase activity|actin filament binding|protein binding, bridging actin filament|actin filament bundle|mating projection tip|actin cortical patch YNL269W BSC4 hom 0.0161938705038462 0.348399027756839 1566 Protein of unknown function, ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough is increased upon depletion of Sup35p biological_process molecular_function cellular_component YMR182C RGM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0161712286584372 0.349073486385718 1567 Putative zinc finger DNA binding transcription factor; contains two N-terminal C2H2 zinc fingers and C-terminal proline rich domain; overproduction impairs cell growth and induces expression of genes involved in monosaccharide catabolism and aldehyde metabolism; regulates expression of of Y-prime telomeric elements and subtelomeric COS genes; RGM1 has a paralog, USV1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin YBL072C RPS8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0161584845814465 0.349453473131302 1568 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S8, no bacterial homolog; RPS8A has a paralog, RPS8B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YDR346C SVF1 hom FT RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0161568425567787 0.349502452024106 1569 Protein with a potential role in cell survival pathways, required for the diauxic growth shift; expression in mammalian cells increases survival under conditions inducing apoptosis; mutant has increased aneuploidy tolerance cellular response to oxidative stress molecular_function nucleus|cytoplasm YGL231C EMC4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0161499062099291 0.349709399893275 1570 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm ZK616.6/EMC-4, fly CG11137, human TMM85 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YGR067C_p YGR067C hom FT NUCLEUS 0.016120427733001 0.351093205770815 1571 Putative protein of unknown function; contains a zinc finger motif similar to that of Adr1p biological_process sequence-specific DNA binding cellular_component YAR031W PRM9 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.016109897052016 0.351120222659668 1572 Pheromone-regulated protein with 3 predicted transmembrane segments and an FF sequence, a motif involved in COPII binding; member of DUP240 gene family vesicle organization molecular_function integral to membrane|endoplasmic reticulum|plasma membrane YJL108C PRM10 hom 0.0160935628240101 0.351393300063183 1573 Pheromone-regulated protein, proposed to be involved in mating; predicted to have 5 transmembrane segments; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function integral to membrane YHR023W MYO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0160775831370224 0.35187180826982 1574 Type II myosin heavy chain, required for wild-type cytokinesis and cell separation; localizes to the actomyosin ring; binds to myosin light chains Mlc1p and Mlc2p through its IQ1 and IQ2 motifs respectively cytokinesis, actomyosin contractile ring assembly|cytokinesis, completion of separation|actomyosin contractile ring contraction|cytokinesis microfilament motor activity cellular bud neck contractile ring|incipient cellular bud site|cellular bud neck|myosin II complex YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.016059688669657 0.352408143447732 1575 MAL-activator protein, part of complex locus MAL3; nonfunctional in genomic reference strain S288C cellular carbohydrate metabolic process|regulation of transcription, DNA-dependent sequence-specific DNA binding transcription factor activity nucleus YDR400W URH1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0160511970979635 0.352662834719291 1576 Uridine nucleosidase (uridine-cytidine N-ribohydrolase), cleaves N-glycosidic bonds in nucleosides; involved in the pyrimidine salvage and nicotinamide riboside salvage pathways pyrimidine-containing compound salvage|NAD biosynthesis via nicotinamide riboside salvage pathway|pyrimidine nucleoside catabolic process|nicotinate nucleotide salvage ribosylpyrimidine nucleosidase activity|nicotinic acid riboside hydrolase activity|nicotinamide riboside hydrolase activity|uridine nucleosidase activity nucleus|cytoplasm YJR068W RFC2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0160488741386266 0.3529480405937 1577 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon mismatch repair|sister chromatid cohesion|cell cycle checkpoint|leading strand elongation DNA clamp loader activity|purine nucleotide binding Elg1 RFC-like complex|DNA replication factor C complex|Rad17 RFC-like complex|Ctf18 RFC-like complex YER013W PRP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0160487552039257 0.352807914344264 1578 DEAH-box RNA-dependent ATPase/ATP-dependent RNA helicase, associates with lariat intermediates before the second catalytic step of splicing; mediates ATP-dependent mRNA release from the spliceosome and unwinds RNA duplexes spliceosomal complex disassembly|generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity|ATP-dependent RNA helicase activity U2-type post-spliceosomal complex|U2-type catalytic step 2 spliceosome YER072W VTC1 hom FT MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0160403814110732 0.352987402676416 1579 Subunit of the vacuolar transporter chaperone (VTC) complex; VTC complex is involved in membrane trafficking, vacuolar polyphosphate accumulation, microautophagy and non-autophagic vacuolar fusion; also has mRNA binding activity; protein abundance increases in response to DNA replication stress polyphosphate metabolic process|vacuolar transport|microautophagy|vacuole fusion, non-autophagic mRNA binding integral to membrane|endoplasmic reticulum|vacuolar transporter chaperone complex|intrinsic to vacuolar membrane YKR079C TRZ1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0160274019909 0.35373637160565 1580 tRNA 3'-end processing endonuclease tRNase Z; also localized to mitochondria and interacts genetically with Rex2 exonuclease; homolog of the human candidate prostate cancer susceptibility gene ELAC2 tRNA 3'-trailer cleavage, endonucleolytic 3'-tRNA processing endoribonuclease activity mitochondrion|nucleus|cytoplasm YGL073W HSF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0159982459735974 0.354253645302173 1581 Trimeric heat shock transcription factor, activates multiple genes in response to stresses that include hyperthermia; recognizes variable heat shock elements (HSEs) consisting of inverted NGAAN repeats; posttranslationally regulated spindle pole body duplication|negative regulation of TOR signaling cascade|response to heat|regulation of transcription from RNA polymerase II promoter|response to stress sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity mitochondrion|nucleus YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.0159746111679289 0.354965165996335 1582 Protein of the mitochondrial outer surface, links the Arp2/3 complex with the mitochore during anterograde mitochondrial movement; also binds to and promotes degradation of mRNAs for select nuclear-encoded mitochondrial proteins nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|nuclear-transcribed mRNA catabolic process|intracellular mRNA localization|mitochondrion organization|aerobic respiration|mitochondrion localization mRNA binding external side of mitochondrial outer membrane|cytoplasm YLR120C YPS1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0159644943811869 0.355270005056608 1583 Aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; attached to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization|protein processing aspartic-type endopeptidase activity fungal-type cell wall YDR402C DIT2 hom FT CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.0159637834923658 0.355291431768866 1584 N-formyltyrosine oxidase, sporulation-specific microsomal enzyme involved in the production of N,N-bisformyl dityrosine required for spore wall maturation, homologous to cytochrome P-450s ascospore wall assembly oxidoreductase activity cellular_component YMR294W-A_d YMR294W-A hom 0.0159595991101708 0.355417568645742 1585 Dubious open reading frame unlikely to encode a functional protein, substantially overlaps YMR295C; deletion causes sensitivity to unfolded protein response-inducing agents Unknown Unknown Unknown YAL022C FUN26 hom 0.0159559124581616 0.355528725002899 1586 Vacuolar membrane transporter with broad nucleoside selectivity; may regulate balance of nicotinamide riboside (NmR) levels between cytosol and vacuole, contributing to salvage of NmR for use in cytosolic NAD+ synthesis nucleoside transport|nicotinamide riboside transport|transmembrane transport nicotinamide riboside transporter activity|nucleoside transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|intracellular|membrane YLR088W GAA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0159459545817293 0.355829074795477 1587 Subunit of the GPI (glycosylphosphatidylinositol):protein transamidase complex, removes the GPI-anchoring signal and attaches GPI to proteins in the ER attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YMR283C RIT1 hom FT RNA PROCESSING 0.0159414379819128 0.35625247143579 1588 2'-O-ribosyl phosphate transferase, modifies the initiator methionine tRNA at position 64 to distinguish it from elongator methionine tRNA charged-tRNA amino acid modification transferase activity, transferring pentosyl groups cytoplasm YBR149W ARA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.015906683499158 0.357015129066712 1589 NADP+ dependent arabinose dehydrogenase, involved in carbohydrate metabolism; purified as homodimer; naturally occurs with a N-terminus degradation product cellular carbohydrate metabolic process alditol:NADP+ 1-oxidoreductase activity|D-arabinose 1-dehydrogenase [NAD(P)+] activity cytosol YLR423C ATG17 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.015868553791362 0.358169090506429 1590 Scaffold protein responsible for phagophore assembly site organization; regulatory subunit of an autophagy-specific complex that includes Atg1p and Atg13p; stimulates Atg1p kinase activity; human ortholog RB1CC1/FIP200 interacts with p53, which inhibits autophagy in human cells piecemeal microautophagy of nucleus|mitochondrion degradation|peroxisome degradation|activation of protein kinase activity|autophagic vacuole assembly protein kinase activator activity|protein complex scaffold pre-autophagosomal structure|Atg1p signaling complex YPL003W ULA1 hom 0.0158482201177515 0.358785428739352 1591 Protein that acts together with Uba3p to activate Rub1p before its conjugation to proteins (neddylation), which may play a role in protein degradation protein neddylation NEDD8 activating enzyme activity cellular_component YBR177C EHT1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0158251342775593 0.359485995887074 1592 Acyl-coenzymeA:ethanol O-acyltransferase; plays a minor role in medium-chain fatty acid ethyl ester biosynthesis; possesses short-chain esterase activity; localizes to lipid particles and the mitochondrial outer membrane; EHT1 has a paralog, EEB1, that arose from the whole genome duplication medium-chain fatty acid catabolic process|medium-chain fatty acid biosynthetic process|cellular lipid metabolic process short-chain carboxylesterase activity|alcohol O-butanoyltransferase activity|serine hydrolase activity mitochondrial outer membrane|mitochondrion|lipid particle YOR356W CIR2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.01579643722177 0.360644743354418 1593 Putative ortholog of human electron transfer flavoprotein dehydrogenase (ETF-dH); found in a large supramolecular complex with other mitochondrial dehydrogenases; may have a role in oxidative stress response biological_process molecular_function mitochondrion YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0157867013665354 0.360654192029124 1594 Essential kinetochore protein, component of the CBF3 complex that binds the CDEIII region of the centromere; contains an N-terminal Zn2Cys6 type zinc finger domain, a C-terminal acidic domain, and a putative coiled coil dimerization domain septin ring assembly|mitotic cell cycle spindle assembly checkpoint sequence-specific DNA binding|DNA binding, bending|centromeric DNA binding condensed nuclear chromosome kinetochore|CBF3 complex YJR036C HUL4 hom FT PROTEOLYSIS|NUCLEUS 0.0157752926307305 0.361001426602513 1595 Protein with similarity to hect domain E3 ubiquitin-protein ligases; not essential for viability; found in association with Trf4 in TRAMP complex protein ubiquitination ubiquitin-protein ligase activity TRAMP complex YJR120W YJR120W hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0157380515321282 0.362494557496096 1596 Protein of unknown function; essential for growth under anaerobic conditions; mutation causes decreased expression of ATP2, impaired respiration, defective sterol uptake, and altered levels/localization of ABC transporters Aus1p and Pdr11p cellular respiration|sterol transport|mitochondrion organization molecular_function cellular_component YIL144W TID3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0157211805353139 0.362651227575258 1597 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); conserved coiled-coil protein involved in chromosome segregation, spindle checkpoint activity, kinetochore assembly and clustering microtubule nucleation|chromosome segregation|protein localization to kinetochore structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YHR022C_p YHR022C hom FT SIGNALING 0.0157174602524792 0.362764826826788 1598 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YDR304C CPR5 hom FT ENDOPLASMIC RETICULUM 0.0157055848479007 0.363127592606794 1599 Peptidyl-prolyl cis-trans isomerase (cyclophilin) of the endoplasmic reticulum, catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; transcriptionally induced in response to unfolded proteins in the ER biological_process peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum|cytoplasm YPR036W VMA13 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0156869477381574 0.363697370000816 1600 Subunit H of the eight-subunit V1 peripheral membrane domain of the vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; serves as an activator or a structural stabilizer of the V-ATPase vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V1 domain|fungal-type vacuole membrane|integral to membrane YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0156785566947341 0.364168810454817 1601 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; involved in glucose repression negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription by galactose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity mediator complex YGL227W VID30 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0156511888106957 0.36479216304085 1602 Central component of GID Complex, involved in FBPase degradation; interacts strongly with Gid8p to serve as a scaffold for other GID Complex subunits; contains SPRY domain and 3 domains that are also found in Gid8p - LisH, CTLH, and CRA; required for association of Vid vesicles and actin patches in vacuole import and degradation pathway; shifts the balance of nitrogen metabolism toward glutamate production; localizes to the nucleus and the cytoplasm regulation of nitrogen utilization|negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process molecular_function nucleus|GID complex|cytoplasm YGR086C PIL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0156328042920861 0.36542734083956 1603 Primary protein component of eisosomes; eisosomes are large immobile cell cortex structures associated with endocytosis; null mutant shows activation of Pkc1p/Ypk1p stress resistance pathways; detected in phosphorylated state in mitochondria; member of the BAR domain family; protein increases in abundance and relocalizes from plasma membrane to cytoplasm upon DNA replication stress eisosome assembly|endocytosis|negative regulation of protein kinase activity|response to heat|protein localization lipid binding mitochondrial outer membrane|eisosome|mitochondrion|plasma membrane|cytoplasm YDR197W CBS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0156067316605451 0.366156126742187 1604 Mitochondrial translational activator of the COB mRNA; interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial ribosome YIL095W PRK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.015598592227239 0.366406191899826 1605 Protein serine/threonine kinase; regulates the organization and function of the actin cytoskeleton and reduces endocytic ability of cell through the phosphorylation of the Pan1p-Sla1p-End3p protein complex; PRK1 has a paralog, ARK1, that arose from the whole genome duplication regulation of endocytosis|actin filament organization|protein phosphorylation|actin cortical patch assembly|cytokinesis protein serine/threonine kinase activity|protein kinase activity mating projection tip|actin cortical patch YBR147W RTC2 hom FT MITOCHONDRION 0.0155894186243299 0.366688157097872 1606 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; positive regulation by Lys14p suggests that lysine may be the primary substrate; member of the PQ-loop family, with seven transmembrane domains; similar to mammalian PQLC2 vacuolar transporter biological_process molecular_function mitochondrion|integral to membrane YLL031C GPI13 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0155787150590571 0.367017319000841 1607 ER membrane localized phosphoryltransferase that adds phosphoethanolamine onto the third mannose residue of the glycosylphosphatidylinositol (GPI) anchor precursor; similar to human PIG-O protein GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity, transferring phosphorus-containing groups integral to membrane|endoplasmic reticulum YOL035C_d YOL035C hom 0.0155677261444395 0.367355447569689 1608 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0155599567086687 0.367666086666619 1609 Ferric reductase, reduces a specific subset of siderophore-bound iron prior to uptake by transporters; expression induced by low iron levels siderophore transport ferric-chelate reductase activity integral to membrane|plasma membrane YOR308C SNU66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0155545808907715 0.36776018138133 1610 Component of the U4/U6.U5 snRNP complex involved in pre-mRNA splicing via spliceosome; also required for pre-5S rRNA processing and may act in concert with Rnh70p; has homology to human SART-1 maturation of 5S rRNA|mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0155515551811257 0.367853380299636 1611 Transcription factor (bHLH) involved in interorganelle communication between mitochondria, peroxisomes, and nucleus cellular response to oleic acid|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus|cytoplasm YNL143C_p YNL143C hom 0.0155399489760443 0.368496887985696 1612 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YGL006W-A_p YGL006W-A hom 0.0155268781502407 0.368614039246072 1613 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YBR011C IPP1 het 0.015521880952551 0.368839618202892 1614 Cytoplasmic inorganic pyrophosphatase (PPase), homodimer that catalyzes the rapid exchange of oxygens from Pi with water, highly expressed and essential for viability, active-site residues show identity to those from E. coli PPase phosphate-containing compound metabolic process inorganic diphosphatase activity|protein homodimerization activity cytosol YLR148W PEP3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0155105330904817 0.36947566630731 1615 Component of CORVET tethering complex; vacuolar peripheral membrane protein that promotes vesicular docking/fusion reactions in conjunction with SNARE proteins, required for vacuolar biogenesis regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|vacuole fusion, non-autophagic|late endosome to vacuole transport|vesicle docking involved in exocytosis|Golgi to endosome transport phosphatidylinositol binding|protein binding, bridging fungal-type vacuole membrane|HOPS complex|proteasome storage granule|CORVET complex|extrinsic to vacuolar membrane YER025W GCD11 het FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0154794547518429 0.3700785893561 1616 Gamma subunit of the translation initiation factor eIF2, involved in the identification of the start codon; binds GTP when forming the ternary complex with GTP and tRNAi-Met positive regulation of translational fidelity GTP binding|tRNA binding|translation initiation factor activity multi-eIF complex|ribosome|eukaryotic translation initiation factor 2 complex YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.015478303283352 0.370114194383579 1617 Vacuolar aspartyl protease (proteinase A), required for the posttranslational precursor maturation of vacuolar proteinases; important for protein turnover after oxidative damage; synthesized as a zymogen, self-activates microautophagy|proteolysis involved in cellular protein catabolic process|cellular response to starvation peptidase activity fungal-type vacuole lumen|mitochondrion|fungal-type vacuole YFR016C YFR016C hom 0.015468996223411 0.370402059860116 1618 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and bud; interacts with Spa2p; YFL016C is not an essential gene biological_process molecular_function cellular bud|cytoplasm YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0154332987786431 0.371792949773966 1619 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; interacts with a highly conserved 40-residue sequence of Snf2p; relocates to the cytosol under hypoxic conditions positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex YBR180W DTR1 hom FT CELL WALL ORG/BIOGENESIS 0.0154322130993231 0.371541113987845 1620 Putative dityrosine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; required for spore wall synthesis; expressed during sporulation ascospore wall assembly|amine transport|transmembrane transport amine transmembrane transporter activity integral to membrane|prospore membrane YMR099C YMR099C hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0154222368355997 0.371850420540072 1621 Glucose-6-phosphate 1-epimerase (hexose-6-phosphate mutarotase), likely involved in carbohydrate metabolism; GFP-fusion protein localizes to both the nucleus and cytoplasm and is induced in response to the DNA-damaging agent MMS cellular carbohydrate metabolic process glucose-6-phosphate 1-epimerase activity nucleus|cytoplasm YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0153972108882502 0.372627033290373 1622 Protein involved in the regulation of endocytosis; transiently recruited to actin cortical patches in a SLA1-dependent manner after late coat component assembly; GFP-fusion protein localizes to the periphery, cytoplasm, bud, and bud neck endocytosis molecular_function cellular bud|cellular bud neck|cytoplasm|actin cortical patch YJL181W_p YJL181W hom 0.0153945155169251 0.372996077152674 1623 Putative protein of unknown function; expression is cell-cycle regulated as shown by microarray analysis; potential regulatory target of Mbp1p, which binds to the YJL181W promoter region; YJL181W has a paralog, YJR030C, that arose from the whole genome duplication biological_process molecular_function cellular_component YNL257C SIP3 hom FT TRANSCRIPTION FROM RNA POL II 0.0153712675610124 0.373433173987398 1624 Transcription cofactor; acts through interaction with DNA-bound Snf1p; C-terminal region has a putative leucine zipper motif; potential Cdc28p substrate; SIP3 has a paralog, YSP1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter transcription cofactor activity integral to membrane YCR017C CWH43 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0153606040943186 0.373764834100537 1625 Putative sensor/transporter protein involved in cell wall biogenesis; contains 14-16 transmembrane segments and several putative glycosylation and phosphorylation sites; null mutation is synthetically lethal with pkc1 deletion fungal-type cell wall organization|GPI anchor biosynthetic process molecular_function integral to membrane|integral to plasma membrane|cellular bud neck|cellular bud tip YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.015352004596348 0.374032432365116 1626 Protein phosphatase involved in vegetative growth at low temperatures, sporulation, and glycogen accumulation; mutants are defective in 60S ribosome assembly; member of the dual-specificity family of protein phosphatases meiosis|ascospore wall assembly|ribosomal large subunit assembly|cAMP-mediated signaling|protein dephosphorylation protein tyrosine phosphatase activity|protein tyrosine/serine/threonine phosphatase activity nucleus|preribosome, large subunit precursor|cytoplasm YDR380W ARO10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0153453987829332 0.374238071800177 1627 Phenylpyruvate decarboxylase, catalyzes decarboxylation of phenylpyruvate to phenylacetaldehyde, which is the first specific step in the Ehrlich pathway L-phenylalanine catabolic process|methionine catabolic process to 3-methylthiopropanol|tryptophan catabolic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway|leucine catabolic process pyruvate decarboxylase activity|carboxy-lyase activity|phenylpyruvate decarboxylase activity cytoplasm YKL213C DOA1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0153087814546464 0.376306618978429 1628 WD repeat protein required for ubiquitin-mediated protein degradation; forms a complex with Cdc48p; plays a role in controlling cellular ubiquitin concentration; also promotes efficient NHEJ in postdiauxic/stationary phase; protein increases in abundance and relocalizes from nucleus to nuclear periphery upon DNA replication stress double-strand break repair via nonhomologous end joining|ubiquitin-dependent protein catabolic process ubiquitin binding nucleus|cytoplasm YBL034C STU1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0153075948652894 0.375416254507652 1629 Component of the mitotic spindle that binds to interpolar microtubules via its association with beta-tubulin (Tub2p); required for interpolar microtubules to provide an outward force on the spindle poles microtubule nucleation structural constituent of cytoskeleton spindle pole body YLR416C_d YLR416C hom 0.0152745317302964 0.376448562964993 1630 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL045W LAP2 hom FT KETONE METABOLISM|LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0152481580864689 0.377273263818136 1631 Leucyl aminopeptidase yscIV (leukotriene A4 hydrolase) with epoxide hydrolase activity, metalloenzyme containing one zinc atom; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus cellular lipid metabolic process|protein catabolic process aminopeptidase activity|leukotriene-A4 hydrolase activity|epoxide hydrolase activity nucleus|cytoplasm YBR284W_p YBR284W hom FT NUCLEOTIDE METABOLISM 0.0152192522509622 0.378178423709238 1632 Putative metallo-dependent hydrolase superfamily protein; similar to AMP deaminases but lacks key catalytic residues and does not rescue purine nucleotide metabolic defect of quadruple aah1 ade8 amd1 his1 mutant; null mutant exhibits longer telomeres, altered Ty mobility, decreased resistance to rapamycin and wortmannin; induced in response to hydrostatic pressure; not an essential gene; YBR284W has a paralog, YJL070C, that arose from the whole genome duplication biological_process AMP deaminase activity|molecular_function cellular_component YML051W GAL80 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEUS 0.0152137611504668 0.378421649241145 1633 Transcriptional regulator involved in the repression of GAL genes in the absence of galactose; inhibits transcriptional activation by Gal4p; inhibition relieved by Gal3p or Gal1p binding negative regulation of kinase activity|galactose metabolic process|negative regulation of transcription from RNA polymerase II promoter|negative regulation of sequence-specific DNA binding transcription factor activity RNA polymerase II activating transcription factor binding|kinase inhibitor activity nucleus|cytoplasm YJL187C SWE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0152112315668384 0.378429820873116 1634 Protein kinase that regulates the G2/M transition by inhibition of Cdc28p kinase activity; localizes to the nucleus and to the daughter side of the mother-bud neck; homolog of S. pombe Wee1p; potential Cdc28p substrate negative regulation of spindle pole body separation|G2/M transition size control checkpoint|protein phosphorylation|re-entry into mitotic cell cycle|G2/M transition of mitotic cell cycle|cell shape checkpoint|regulation of cyclin-dependent protein kinase activity|regulation of cell size|regulation of meiosis protein tyrosine kinase activity|protein kinase activity nucleus|cellular bud neck YLR451W LEU3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0152092892175592 0.378561837621949 1635 Zinc-knuckle transcription factor, repressor and activator; regulates genes involved in branched chain amino acid biosynthesis and ammonia assimilation; acts as a repressor in leucine-replete conditions and as an activator in the presence of alpha-isopropylmalate, an intermediate in leucine biosynthesis that accumulates during leucine starvation negative regulation of transcription from RNA polymerase II promoter|Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0152020905822303 0.378716457665117 1636 Conserved E2-like conjugating enzyme that mediates formation of the Atg12p-Atg5p conjugate, which is a critical step in autophagy piecemeal microautophagy of nucleus|cellular protein modification process|mitochondrion degradation|macroautophagy|CVT pathway Atg12 ligase activity cellular_component YLR303W MET17 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0151965524557067 0.378890183440191 1637 Methionine and cysteine synthase (O-acetyl homoserine-O-acetyl serine sulfhydrylase), required for sulfur amino acid synthesis methionine metabolic process|cysteine biosynthetic process O-acetylhomoserine aminocarboxypropyltransferase activity|cysteine synthase activity plasma membrane|cytoplasm YGR112W SHY1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0151952240408021 0.378931861843912 1638 Mitochondrial inner membrane protein required for assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes; similar to human SURF1 involved in Leigh Syndrome mitochondrial respiratory chain complex IV assembly|aerobic respiration unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.015189404224621 0.379114489125579 1639 Cytochrome c1 heme lyase, involved in maturation of cytochrome c1, which is a subunit of the mitochondrial ubiquinol-cytochrome-c reductase; links heme covalently to apocytochrome c1 cytochrome c-heme linkage holocytochrome-c synthase activity mitochondrion|mitochondrial intermembrane space YOR076C SKI7 hom FT TRANSLATION|NUCLEOTIDE METABOLISM 0.0151886305890015 0.37913877007942 1640 Coupling protein that mediates interactions between the Ski complex and the cytoplasmic exosome during 3'-5' RNA degradation; eRF3-like domain targets nonstop mRNA for degradation; null mutants have superkiller phenotype nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear-transcribed mRNA catabolic process, non-stop decay|nonfunctional rRNA decay protein binding, bridging Ski complex|cytoplasmic exosome (RNase complex)|cytoplasm YHL012W_p YHL012W hom 0.0151487551286293 0.380391576726633 1641 Putative UTP glucose-1-phosphate uridylyltransferase; YHL012W has a paralog, UGP1, that arose from the whole genome duplication biological_process molecular_function cellular_component YBR296C PHO89 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0151443598523839 0.380529822842252 1642 Na+/Pi cotransporter, active in early growth phase; similar to phosphate transporters of Neurospora crassa; transcription regulated by inorganic phosphate concentrations and Pho4p; mutations in related human transporter genes hPit1 and hPit2 are associated with hyperphosphatemia-induced calcification of vascular tissue and familial idiopathic basal ganglia calcification phosphate ion transport|transmembrane transport sodium:inorganic phosphate symporter activity integral to membrane|plasma membrane YNL197C WHI3 hom FT PROTEIN LOCALIZATION|CELL CYCLE 0.0151248359233295 0.381215318904974 1643 RNA binding protein that sequesters CLN3 mRNA in cytoplasmic foci;; Tpk1 (PKA) mediated phosphorylation of Whi3 affects G1/S transition by modulating Cln3 transcription; cytoplasmic retention factor for Cdc28p and associated cyclins; regulates cell fate and dose-dependently regulates the critical cell size required for passage through Start; WHI3 has a paralog, WHI4, that arose from the whole genome duplication pseudohyphal growth|invasive growth in response to glucose limitation|regulation of cell size|cytoplasmic sequestering of protein RNA binding cytoplasm YOR339C UBC11 hom 0.0150420951551542 0.383755093054505 1644 Ubiquitin-conjugating enzyme most similar in sequence to Xenopus ubiquitin-conjugating enzyme E2-C, but not a true functional homolog of this E2; unlike E2-C, not required for the degradation of mitotic cyclin Clb2 protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YPR118W MRI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0150366703352768 0.383926649376179 1645 5'-methylthioribose-1-phosphate isomerase; catalyzes the isomerization of 5-methylthioribose-1-phosphate to 5-methylthioribulose-1-phosphate in the methionine salvage pathway L-methionine salvage from methylthioadenosine S-methyl-5-thioribose-1-phosphate isomerase activity nucleus|cytoplasm YJL055W_p YJL055W hom FT NUCLEUS 0.0150209863987318 0.384848669670075 1646 Putative protein of unknown function, proposed to be involved in the metabolism of purine and pyrimidine base analogues; deletion mutants are sensitive to HAP and AHA; overexpression confers resistance to 5-FOA and 5-FU response to chemical stimulus|response to purine-containing compound molecular_function nucleus|cytoplasm YPL037C EGD1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0150156133634326 0.384805785423402 1647 Subunit beta1 of the nascent polypeptide-associated complex (NAC) involved in protein targeting, associated with cytoplasmic ribosomes; enhances DNA binding of the Gal4p activator; homolog of human BTF3b 'de novo' cotranslational protein folding unfolded protein binding nascent polypeptide-associated complex YDR246W-A_p YDR246W-A hom 0.0150122322204203 0.384700070118152 1648 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPR106W ISR1 hom FT PROTEIN PHOSPHORYLATION 0.0150001894368507 0.385081551795815 1649 Predicted protein kinase, overexpression causes sensitivity to staurosporine, which is a potent inhibitor of protein kinase C biological_process protein kinase activity cellular_component YHL013C OTU2 hom 0.0149829597530033 0.385627741693632 1650 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; member of the ovarian tumor-like (OTU) superfamily of predicted cysteine proteases; shows cytoplasmic localization; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YKR083C DAD2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0149826750761232 0.385707639523754 1651 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton DASH complex|condensed nuclear chromosome kinetochore|mitotic spindle YOR080W DIA2 hom FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0149616973231227 0.386302423460005 1652 Origin-binding F-box protein; forms an SCF ubiquitin ligase complex with Skp1p and Cdc53p; plays a role in DNA replication; plays a role in transcription; required for correct assembly of RSC complex, correct RSC-mediated transcription regulation, and correct nucleosome positioning; involved in invasive and pseudohyphal growth; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of DNA replication|invasive growth in response to glucose limitation|protein ubiquitination ubiquitin-protein ligase activity|DNA replication origin binding SCF ubiquitin ligase complex|nucleus|nuclear replication fork YOL128C YGK3 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.0149605645443836 0.386834680924155 1653 Protein kinase related to mammalian glycogen synthase kinases of the GSK-3 family; GSK-3 homologs (Mck1p, Rim11p, Mrk1p, Ygk3p) are involved in control of Msn2p-dependent transcription of stress responsive genes and in protein degradation proteolysis|protein phosphorylation|response to stress protein serine/threonine kinase activity|protein kinase activity cellular_component YNL279W PRM1 hom FT MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0149483054532752 0.386727732603548 1654 Pheromone-regulated multispanning membrane protein involved in membrane fusion during mating; predicted to have 5 transmembrane segments and a coiled coil domain; localizes to the shmoo tip; regulated by Ste12p plasma membrane fusion involved in cytogamy|response to pheromone molecular_function integral to membrane|mating projection tip YGL081W_p YGL081W hom 0.0149312449035746 0.387269967934243 1655 Putative protein of unknown function; non-essential gene; interacts genetically with CHS5, a gene involved in chitin biosynthesis biological_process molecular_function cellular_component YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0149090040266174 0.388402512201868 1656 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR066W SPC3 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0148779511777843 0.388966784641614 1657 Subunit of signal peptidase complex (Spc1p, Spc2p, Spc3p, Sec11p), which catalyzes cleavage of N-terminal signal sequences of proteins targeted to the secretory pathway; homologous to mammalian SPC22/23 signal peptide processing|protein targeting to ER peptidase activity signal peptidase complex YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0148690191882609 0.389251611808283 1658 Guanine nucleotide exchange factor for ADP ribosylation factors (ARFs); involved in vesicular transport between the Golgi and ER, Golgi organization, and actin cytoskeleton organization; GEA1 has a paralog, GEA2, that arose from the whole genome duplication retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|actin cytoskeleton organization ARF guanyl-nucleotide exchange factor activity integral to membrane|Golgi cis cisterna|Golgi-associated vesicle|extrinsic to membrane YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0148685428675284 0.389266804492894 1659 Protein involved in N-glycosylation; deletion mutation confers sensitivity to exidative stress and shows synthetic lethality with mutations in the spindle checkpoint genes BUB3 and MAD1; YNL080C is not an essential gene cellular response to oxidative stress|protein N-linked glycosylation molecular_function integral to membrane|endoplasmic reticulum membrane YDR440W DOT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0148573864430175 0.390330765000448 1660 Nucleosomal histone H3-Lys79 methylase; methylation is required for telomeric silencing, meiotic checkpoint control, and DNA damage response meiotic recombination checkpoint|postreplication repair|recombinational repair|global genome nucleotide-excision repair|nucleotide-excision repair|DNA damage checkpoint|chromatin silencing at telomere|histone H3-K79 methylation nucleosomal histone binding|histone methyltransferase activity (H3-K79 specific) nucleus YGR120C COG2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0148448191788374 0.390023949436003 1661 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|CVT pathway molecular_function Golgi transport complex|extrinsic to membrane YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.0148392290167277 0.390202490465495 1662 Protein involved in cell wall biogenesis; required for mitochondrial autophagy; mitochondrial outer membrane and cell wall localized SUN family member; involved in the oxidative stress response, life span during starvation, and cell death; UTH1 has a paralog, NCA3, that arose from the whole genome duplication mitochondrion degradation|fungal-type cell wall biogenesis|negative regulation of chromatin silencing involved in replicative cell aging molecular_function mitochondrial outer membrane|fungal-type cell wall YLR174W IDP2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0148024786412737 0.391589480129595 1663 Cytosolic NADP-specific isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate; levels are elevated during growth on non-fermentable carbon sources and reduced during growth on glucose; IDP2 has a paralog, IDP3, that arose from the whole genome duplication glutamate biosynthetic process|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity cytosol YPR046W MCM16 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0147942532994057 0.391640750667032 1664 Component of the Ctf19 complex and the COMA subcomplex; involved in kinetochore-microtubule mediated chromosome segregation; binds to centromere DNA; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-H and fission yeast fta3 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YKR103W NFT1 hom FT NUCLEOTIDE METABOLISM 0.0147707630802917 0.392463820931474 1665 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds. transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YHL029C_p OCA5 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0147706195515675 0.392397811899902 1666 Cytoplasmic protein required for replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts biological_process molecular_function cytoplasm YJL218W_p YJL218W hom 0.0147217889860487 0.393964811254635 1667 Putative acetyltransferase; similar to bacterial galactoside O-acetyltransferases; induced by oleate in an OAF1/PIP2-dependent manner; promoter contains an oleate response element consensus sequence; non-essential gene biological_process acetyltransferase activity cellular_component YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0147092130131919 0.394368993334847 1668 Protein with a possible role in tRNA export; shows similarity to 6-phosphogluconolactonase non-catalytic domains but does not exhibit this enzymatic activity; homologous to Sol3p and Sol4p; SOL2 has a paralog, SOL1, that arose from the whole genome duplication tRNA export from nucleus molecular_function|6-phosphogluconolactonase activity cytosol|cytoplasm YER130C_p YER130C hom FT NUCLEUS 0.0147053447670418 0.394775571993852 1669 Protein of unknown function; transcription is regulated by Haa1p, Sok2p and Zap1p transcriptional activators; computational analysis suggests a role as a transcription factor; C. albicans homolog (MNL1) plays a role in adaptation to stress biological_process sequence-specific DNA binding cellular_component YLR437C DIF1 hom FT NUCLEUS 0.0146919505990263 0.394924202218448 1670 Protein that regulates the nuclear localization of ribonucleotide reductase Rnr2p and Rnr4p subunits; phosphorylated by Dun1p in response to DNA damage and degraded; N-terminal half has similarity to S. pombe Spd1 protein biological_process molecular_function cytoplasm YJR091C JSN1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0146573454258028 0.396250061007162 1671 Member of the Puf family of RNA-binding proteins, interacts with mRNAs encoding membrane-associated proteins; involved in localizing the Arp2/3 complex to mitochondria; overexpression causes increased sensitivity to benomyl nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|cellular protein complex localization|establishment of mitochondrion localization mRNA binding external side of mitochondrial outer membrane YMR134W ERG29 het FT LIPID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0146445715400724 0.396802870866822 1672 Protein of unknown function that may be involved in iron metabolism; mutant bm-8 has a growth defect on iron-limited medium that is complemented by overexpression of Yfh1p; shows localization to the ER; highly conserved in ascomycetes cellular iron ion homeostasis|mitochondrion organization molecular_function nuclear envelope|endoplasmic reticulum|cytoplasm YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0146430781579833 0.396498640618537 1673 Protein proposed to regulate the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target in the plasma membrane ubiquitin-dependent endocytosis ubiquitin protein ligase binding cellular_component YOR015W_d YOR015W hom 0.0146296816465317 0.396930873130697 1674 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL129C TAO3 het FT CELL DIVISION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.014610156514018 0.397561351515072 1675 Component of the RAM signaling network that is involved in regulation of Ace2p activity and cellular morphogenesis, interacts with protein kinase Cbk1p and also with Kic1p cell morphogenesis|cell budding|budding cell apical bud growth molecular_function incipient cellular bud site|mitochondrion|cellular bud|mating projection tip YKR004C ECM9 het FT CELL WALL ORG/BIOGENESIS 0.0146012913315203 0.397847812737389 1676 Non-essential protein of unknown function fungal-type cell wall organization molecular_function cellular_component YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0145956242441675 0.398594513004078 1677 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; recruited to the GAL1-10 promoter region upon induction of transcription; similar to human TBP1 positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YJR057W CDC8 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0145947146853626 0.398060404652687 1678 Thymidylate and uridylate kinase, functions in de novo biosynthesis of pyrimidine deoxyribonucleotides; converts dTMP to dTDP and dUMP to dUTP; essential for mitotic and meiotic DNA replication; homologous to S. pombe Tmp1p dTDP biosynthetic process|dTTP biosynthetic process|dUDP biosynthetic process uridylate kinase activity|thymidylate kinase activity nucleus|cytoplasm YCR089W FIG2 hom FT CELL WALL ORG/BIOGENESIS 0.0145901377577439 0.398349150772261 1679 Cell wall adhesin, expressed specifically during mating; may be involved in maintenance of cell wall integrity during mating filamentous growth of a population of unicellular organisms|cell morphogenesis involved in conjugation with cellular fusion|invasive growth in response to glucose limitation|cytogamy molecular_function fungal-type cell wall|mating projection YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0145803299274503 0.398525634372528 1680 Ubiquitin; becomes conjugated to proteins, marking them for selective degradation via the ubiquitin-26S proteasome system; essential for the cellular stress response; encoded as a polyubiquitin precursor comprised of 5 head-to-tail repeats; protein abundance increases in response to DNA replication stress protein deubiquitination|ascospore formation|protein monoubiquitination|protein polyubiquitination|protein ubiquitination|response to stress ATP-dependent protein binding|protein tag cytoplasm YIL050W PCL7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0145798620050399 0.398540773344797 1681 Pho85p cyclin of the Pho80p subfamily, forms a functional kinase complex with Pho85p which phosphorylates Mmr1p and is regulated by Pho81p; involved in glycogen metabolism, expression is cell-cycle regulated regulation of glycogen catabolic process|regulation of cyclin-dependent protein kinase activity|regulation of protein stability|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YPL139C UME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0145481041145284 0.399569064158815 1682 Negative regulator of meiosis, required for repression of a subset of meiotic genes during vegetative growth, binding of histone deacetylase Rpd3p required for activity, contains a NEE box and a WD repeat motif; homologous with Wtm1p, Wtm2p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|positive regulation of transcription from RNA polymerase II promoter|regulation of meiosis transcription corepressor activity Rpd3S complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YDR157W_d YDR157W hom 0.0144945316787228 0.401307300537234 1683 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER092W IES5 hom FT NUCLEUS 0.0144828563572258 0.4016867248492 1684 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions biological_process molecular_function nucleus YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.014455487295388 0.402647184732803 1685 Cytoplasmic DExD/H-box helicase, stimulates mRNA decapping; coordinates distinct steps in mRNA function and decay, interacts with both the decapping and deadenylase complexes, may have a role in mRNA export and translation; C-terminus of Dhh1p interacts with Ngr1p and promotes POR1, but not EDC1 mRNA decay; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|cell morphogenesis involved in conjugation with cellular fusion|stress granule assembly|cytoplasmic mRNA processing body assembly protein binding|RNA helicase activity cytoplasmic mRNA processing body|cytoplasmic stress granule|cytoplasm YGL016W KAP122 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0144375487817325 0.403161165825893 1686 Karyopherin beta, responsible for import of the Toa1p-Toa2p complex into the nucleus; binds to nucleoporins Nup1p and Nup2p; may play a role in regulation of pleiotropic drug resistance protein import into nucleus|regulation of cell size protein transporter activity integral to membrane|nuclear pore|cytoplasm YPR152C URN1 hom FT RNA PROCESSING|NUCLEUS 0.0144305328410877 0.403389774488413 1687 Putative protein of unknown function containing WW and FF domains; overexpression causes accumulation of cells in G1 phase biological_process molecular_function nucleus YPL266W DIM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.014415706444496 0.403873135658363 1688 Essential 18S rRNA dimethylase (dimethyladenosine transferase), responsible for conserved m6(2)Am6(2)A dimethylation in 3'-terminal loop of 18S rRNA, part of 90S and 40S pre-particles in nucleolus, involved in pre-ribosomal RNA processing rRNA modification|rRNA processing rRNA (adenine-N6,N6-)-dimethyltransferase activity nucleolus|90S preribosome YOL038W PRE6 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0144103509240438 0.404047818244831 1689 Alpha 4 subunit of the 20S proteasome; may replace alpha 3 subunit (Pre9p) under stress conditions to create a more active proteasomal isoform; GFP-fusion protein relocates from cytosol to the mitochondrial surface upon oxidative stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YOR377W ATF1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM 0.0143998972743329 0.404388918202585 1690 Alcohol acetyltransferase; responsible for the major part of volatile acetate ester production during fermentation; main enzyme involved in terpenyl acetate synthesis; potential roles in lipid and sterol metabolism Unknown|fermentation alcohol O-acetyltransferase activity lipid particle YIL163C_p YIL163C hom 0.0143954192193182 0.404535088676591 1691 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YMR119W-A_d YMR119W-A hom 0.0143729426542532 0.406885009288516 1692 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL077C VAM6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0143644214398075 0.40554776886117 1693 Vacuolar protein that plays a critical role in the tethering steps of vacuolar membrane fusion by facilitating guanine nucleotide exchange on small guanosine triphosphatase Ypt7p regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vesicle-mediated transport|vacuole organization|vacuole fusion, non-autophagic Rab guanyl-nucleotide exchange factor activity|phosphatidylinositol binding fungal-type vacuole membrane|HOPS complex|fungal-type vacuole YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0143609931787575 0.405659861143498 1694 Dynamin-related GTPase required for mitochondrial fission and morphology; assembles on the cytoplasmic face of mitochondrial tubules at sites at which division will occur; also participates in endocytosis and regulating peroxisome abundance mitochondrion inheritance|peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization|mitochondrion organization|protein homooligomerization protein homodimerization activity|GTPase activity|identical protein binding mitochondrial outer membrane|mitochondrion|peroxisome YDR444W_p YDR444W hom FT LIPID METABOLISM 0.0143445366062497 0.406198191661858 1695 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YCL048W SPS22 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0143407200180445 0.406323101493344 1696 Protein of unknown function; SPS22 has a paralog, SPS2, that arose from the whole genome duplication; redundant with Sps2p for the organization of the beta-glucan layer of the spore wall ascospore wall assembly|fungal-type cell wall organization molecular_function plasma membrane YMR313C TGL3 hom FT LIPID METABOLISM|CELL DIVISION 0.0143277935260316 0.406746331764911 1697 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidylethanolamine acyltransferase activity; responsible for all the triacylglycerol lipase activity of the lipid particle; required with Tgl4p for timely bud formation triglyceride catabolic process|cell budding|cellular lipid metabolic process triglyceride lipase activity|lysophosphatidylethanolamine acyltransferase activity lipid particle YJL134W LCB3 hom FT LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0143100368755548 0.407678114939826 1698 Long-chain base-1-phosphate phosphatase; specific for dihydrosphingosine-1-phosphate, regulates ceramide and long-chain base phosphates levels, involved in incorporation of exogenous long chain bases in sphingolipids; LCB3 has a paralog, YSR3, that arose from the whole genome duplication calcium-mediated signaling|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YLR415C_p YLR415C hom FT MITOCHONDRION 0.0142997206911735 0.40766637815178 1699 Putative protein of unknown function; YLR415C is not an essential gene biological_process molecular_function cellular_component YDR257C RKM4 hom FT NUCLEUS 0.0142891845658317 0.408012004099449 1700 Ribosomal lysine methyltransferase specific for monomethylation of Rpl42ap and Rpl42bp (lysine 55); nuclear SET-domain containing protein peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity nucleus YOL066C RIB2 het FT RNA PROCESSING 0.0142736012923741 0.408733281578605 1701 Bifunctional enzyme with DRAP deaminase and tRNA:pseudouridine synthase activity; the deaminase catalyzes the third step in riboflavin biosynthesis and the synthase catalyzes formation of pseudouridine at position 32 in cytoplasmic tRNAs riboflavin biosynthetic process|tRNA pseudouridine synthesis pseudouridine synthase activity|2,5-diamino-6-ribitylamino-4(3H)-pyrimidinone 5'-phosphate deaminase activity cytoplasm YOR291W YPK9 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0142700043636221 0.408921337474469 1702 Vacuolar protein with a possible role in sequestering heavy metals; has similarity to the type V P-type ATPase Spf1p; homolog of human ATP13A2 (PARK9), mutations in which are associated with Parkinson disease and Kufor-Rakeb syndrome biological_process molecular_function fungal-type vacuole membrane|integral to membrane YJL198W PHO90 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.014265730923787 0.408782001221206 1703 Low-affinity phosphate transporter; deletion of pho84, pho87, pho89, pho90, and pho91 causes synthetic lethality; transcription independent of Pi and Pho4p activity; overexpression results in vigorous growth; PHO90 has a paralog, PHO87, that arose from the whole genome duplication phosphate ion transport phosphate ion transmembrane transporter activity integral to membrane|membrane YIR044C YIR044C hom 0.0142054994799535 0.410763392931758 1704 Possible pseudogene in strain S288C; YIR044C and the adjacent ORF, YIR043C, together may encode a non-functional member of the conserved, often subtelomerically-encoded Cos protein family biological_process molecular_function cellular_component YOR193W PEX27 hom FT PEROXISOME ORGANIZATION 0.0142022952825736 0.410868958650826 1705 Peripheral peroxisomal membrane protein involved in controlling peroxisome size and number, interacts with homologous protein Pex25p peroxisome organization molecular_function peroxisomal membrane YLR268W SEC22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0141745529081909 0.411783634062592 1706 R-SNARE protein; assembles into SNARE complex with Bet1p, Bos1p and Sed5p; cycles between the ER and Golgi complex; involved in anterograde and retrograde transport between the ER and Golgi; synaptobrevin homolog retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion with endoplasmic reticulum|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|Golgi apparatus|endoplasmic reticulum|ER to Golgi transport vesicle membrane YML001W YPT7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0141109069194187 0.414235016725512 1707 Rab family GTPase; GTP-binding protein of the rab family; required for homotypic fusion event in vacuole inheritance, for endosome-endosome fusion; interacts with the cargo selection/retromer complex for retrograde sorting; similar to mammalian Rab7 regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole inheritance|Golgi to vacuole transport|vesicle-mediated transport|endocytosis GTPase activity mitochondrial outer membrane|fungal-type vacuole YDR095C_d YDR095C hom 0.0141010942916332 0.414699175861251 1708 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR137W ARO9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0140777710678793 0.415053593571433 1709 Aromatic aminotransferase II, catalyzes the first step of tryptophan, phenylalanine, and tyrosine catabolism aromatic amino acid family metabolic process aromatic-amino-acid:2-oxoglutarate aminotransferase activity nucleus|cytoplasm YBR269C_p FMP21 hom FT MITOCHONDRION 0.0140728732992311 0.415146352223487 1710 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YJR084W YJR084W hom FT RNA PROCESSING|SIGNALING|NUCLEUS|CHROMOSOME 0.0139922386506701 0.417824573088986 1711 Protein that forms a complex with Thp3p; may have a role in transcription elongation and/or mRNA splicing; identified as a COP9 signalosome component but phenotype and interactions suggest it may not be involved with the signalosome adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|mRNA splicing, via spliceosome molecular_function transcriptionally active chromatin YOR143C THI80 het FT COFACTOR METABOLISM 0.0139203521479459 0.420220786689411 1712 Thiamine pyrophosphokinase, phosphorylates thiamine to produce the coenzyme thiamine pyrophosphate (thiamine diphosphate) thiamine diphosphate biosynthetic process thiamine diphosphokinase activity cytoplasm YJL082W IML2 hom FT NUCLEUS|MITOCHONDRION 0.0139151592543579 0.420394194857845 1713 Protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; IML2 has a paralog, YKR018C, that arose from the whole genome duplication biological_process molecular_function mitochondrial outer membrane|mitochondrion|nucleus|cytoplasm YGR060W ERG25 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0139060542017325 0.420698344548378 1714 C-4 methyl sterol oxidase, catalyzes the first of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis; mutants accumulate the sterol intermediate 4,4-dimethylzymosterol ergosterol biosynthetic process C-4 methylsterol oxidase activity plasma membrane|endoplasmic reticulum membrane YLR459W GAB1 het FT CELL CYCLE|LIPID METABOLISM|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0139039205957807 0.42076963525074 1715 GPI transamidase subunit, involved in attachment of glycosylphosphatidylinositol (GPI) anchors to proteins; may have a role in recognition of the attachment signal or of the lipid portion of GPI attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YNL237W YTP1 hom FF|FT MITOCHONDRION 0.0138810031141165 0.421535829635926 1716 Probable type-III integral membrane protein of unknown function, has regions of similarity to mitochondrial electron transport proteins biological_process molecular_function integral to membrane|membrane YIL057C RGI2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0138692818553582 0.421928019482841 1717 Protein of unknown function involved in energy metabolism under respiratory conditions; expression induced under carbon limitation and repressed under high glucose energy reserve metabolic process molecular_function cytoplasm YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0138687846303043 0.421944661212338 1718 Component of the Sec13p-Sec31p complex of the COPII vesicle coat, required for vesicle formation in ER to Golgi transport; mutant has increased aneuploidy tolerance COPII-coated vesicle budding structural molecule activity COPII vesicle coat|mating projection tip YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0138341074475582 0.423106227656404 1719 Endo-polygalacturonase, pectolytic enzyme that hydrolyzes the alpha-1,4-glycosidic bonds in the rhamnogalacturonan chains in pectins pseudohyphal growth|pectin catabolic process polygalacturonase activity extracellular region YPL143W RPL33A het FT TRANSLATION|RIBOSOME 0.0138313372245974 0.423891507959008 1720 Ribosomal 60S subunit protein L33A; N-terminally acetylated; rpl33a null mutant exhibits slow growth while rpl33a rpl33b double null mutant is inviable; homologous to mammalian ribosomal protein L35A, no bacterial homolog; RPL33A has a paralog, RPL33B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDL116W NUP84 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.013819789035286 0.423586390584558 1721 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP107 double-strand break repair|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|maintenance of chromatin silencing at telomere|nuclear pore distribution|telomere tethering at nuclear periphery|response to DNA damage stimulus|mRNA export from nucleus in response to heat stress|mRNA export from nucleus|positive regulation of transcription, DNA-dependent|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette structural constituent of nuclear pore integral to membrane|nuclear pore outer ring|nuclear pore YBR201W DER1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0138084895265857 0.423965540537235 1722 Endoplasmic reticulum membrane protein, required for ER-associated protein degradation of misfolded or unassembled proteins; N- and C- termini protrude into the cytoplasm, has similarity to Dfm1p ER-associated protein catabolic process molecular_function integral to membrane|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YNL123W NMA111 hom FT LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0137776930132572 0.424999910462332 1723 Serine protease and general molecular chaperone; involved in response to heat stress and promotion of apoptosis; may contribute to lipid homeostasis; sequence similarity to the mammalian Omi/HtrA2 family of serine proteases apoptotic process|cellular lipid metabolic process|protein catabolic process|cellular response to heat serine-type peptidase activity nucleus YOL080C REX4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0137713998179739 0.425211462708764 1724 Putative RNA exonuclease possibly involved in pre-rRNA processing and ribosome assembly ribosomal large subunit assembly|rRNA processing 3'-5' exonuclease activity nucleolus|nucleus YDR075W PPH3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0137612555109149 0.42555260342446 1725 Catalytic subunit of protein phosphatase PP4 complex; active complex is composed of Pph3p and Psy2p, with Psy4p apparently providing additional substrate specificity in some cases; regulates recovery from the DNA damage checkpoint and also the gene conversion- and single-strand annealing-mediated pathways of meiotic double-strand break repair; involved in activation of Gln3p to alleviate nitrogen catabolite repression; Pph3p and Psy2p localize to foci on meiotic chromosomes Unknown|signal transduction involved in meiotic recombination checkpoint|double-strand break repair via homologous recombination|protein dephosphorylation|positive regulation of nitrogen compound metabolic process protein serine/threonine phosphatase activity condensed nuclear chromosome|nucleus|cytoplasm YOR250C CLP1 het FT RNA PROCESSING|NUCLEUS 0.0137149086304252 0.427113222973437 1726 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; involved in both the endonucleolyitc cleavage and polyadenylation steps of mRNA 3'-end maturation mRNA 3'-end processing|mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex YPR148C YPR148C hom 0.0136866393664419 0.428066756802918 1727 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function ribosome|cytoplasm YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0136433504587835 0.429529307093795 1728 ATP binding cassette protein that cosediments with polysomes and is required for biogenesis of the small ribosomal subunit; Asn/Gln-rich rich region supports [NU+] prion formation and susceptibility to [PSI+] prion induction ribosomal small subunit biogenesis|poly(A)+ mRNA export from nucleus ATPase activity|ATP binding mitochondrion|polysome|cytoplasm YIL051C MMF1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0136405774363767 0.429623094671163 1729 Mitochondrial protein required for transamination of isoleucine but not of valine or leucine; may regulate specificity of branched-chain transaminases Bat1p and Bat2p; interacts genetically with mitochondrial ribosomal protein genes isoleucine biosynthetic process|mitochondrial translation molecular_function mitochondrion|mitochondrial matrix YOR209C NPT1 hom FF|FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.013628881430376 0.430018801128139 1730 Nicotinate phosphoribosyltransferase, acts in the salvage pathway of NAD+ biosynthesis; required for silencing at rDNA and telomeres and has a role in silencing at mating-type loci; localized to the nucleus chromatin silencing at rDNA|replicative cell aging|nicotinate nucleotide salvage|chromatin silencing at telomere nicotinate phosphoribosyltransferase activity nucleus YKR064W OAF3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0136176075479488 0.431295716253301 1731 Putative transcriptional repressor with Zn(2)-Cys(6) finger; negatively regulates transcription in response to oleate levels, based on mutant phenotype and localization to oleate-responsive promoters; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; forms nuclear foci upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|cellular response to oleic acid RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity mitochondrion|nucleus|cytoplasm YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0135958248822134 0.431138333774702 1732 Essential Hsp90p co-chaperone; necessary for passage through the START phase of the cell cycle; stabilizes protein kinase nascent chains and participates along with Hsp90p in their folding regulation of stress-activated MAPK cascade|regulation of cell cycle|MAPK cascade involved in osmosensory signaling pathway|protein stabilization|spindle pole body duplication associated with nuclear envelope unfolded protein binding cytoplasm YOR295W UAF30 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0135929208056414 0.431442980618093 1733 Subunit of UAF (upstream activation factor); UAF is an RNA polymerase I specific transcription stimulatory factor composed of Uaf30p, Rrn5p, Rrn9p, Rrn10p, histones H3 and H4; deletion decreases cellular growth rate; UAF30 has a paralog, TRI1, that arose from the whole genome duplication transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YHR048W_p YHK8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0135915303185967 0.431283902510324 1734 Presumed antiporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; expression of gene is up-regulated in cells exhibiting reduced susceptibility to azoles drug transport molecular_function integral to membrane YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.0135839040878853 0.431542471786347 1735 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YDR503C LPP1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0135558398069197 0.43276946833947 1736 Lipid phosphate phosphatase, catalyzes Mg(2+)-independent dephosphorylation of phosphatidic acid (PA), lysophosphatidic acid, and diacylglycerol pyrophosphate; involved in control of the cellular levels of phosphatidylinositol and PA phospholipid metabolic process phosphatidate phosphatase activity integral to membrane|membrane YHR076W PTC7 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0135383415342676 0.433089151759764 1737 Type 2C protein phosphatase (PP2C); alternatively spliced to create two mRNA isoforms; protein from spliced form localizes to the mitochondria while the one from the unspliced form is localized to the nuclear envelope biological_process protein serine/threonine phosphatase activity nuclear envelope|mitochondrion YLR306W UBC12 hom 0.0135245622995268 0.433969313977819 1738 Enzyme that mediates the conjugation of Rub1p, a ubiquitin-like protein, to other proteins; related to E2 ubiquitin-conjugating enzymes protein neddylation NEDD8 ligase activity cellular_component YKL127W PGM1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0135079758516317 0.434121732026304 1739 Phosphoglucomutase, minor isoform; catalyzes the conversion from glucose-1-phosphate to glucose-6-phosphate, which is a key step in hexose metabolism glucose 6-phosphate metabolic process|galactose catabolic process|glucose 1-phosphate metabolic process|UDP-glucose metabolic process|trehalose biosynthetic process|glycogen biosynthetic process phosphoglucomutase activity cytoplasm YCR036W RBK1 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0134985148858448 0.434443740982934 1740 Putative ribokinase D-ribose metabolic process ribokinase activity|ATP binding nucleus|cytoplasm YPL041C_p YPL041C hom 0.0134921055555682 0.435141980636153 1741 Protein of unknown function involved in maintenance of proper telomere length biological_process molecular_function cellular_component YNL295W_p YNL295W hom 0.0134826525958889 0.435875789647045 1742 Putative protein of unknown function biological_process molecular_function cellular_component YDR055W PST1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0134815747035516 0.435706429075553 1743 Cell wall protein that contains a putative GPI-attachment site; secreted by regenerating protoplasts; up-regulated by activation of the cell integrity pathway, as mediated by Rlm1p; upregulated by cell wall damage via disruption of FKS1 fungal-type cell wall organization molecular_function fungal-type cell wall|plasma membrane YNL117W MLS1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0134774404593185 0.435161515698574 1744 Malate synthase, enzyme of the glyoxylate cycle; involved in utilization of non-fermentable carbon sources; expression is subject to carbon catabolite repression; localizes in peroxisomes during growth on oleic acid, otherwise cytosolic glyoxylate cycle malate synthase activity peroxisomal matrix|cytoplasm YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0134673822487332 0.435504329705339 1745 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR034W-B_p YDR034W-B hom 0.0134276615858319 0.436859649943413 1746 Predicted tail-anchored plasma membrane protein containing a conserved CYSTM module; related proteins in other organisms may be involved in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YPR159C-A_p YPR159C-A hom 0.0134126017525583 0.437374145018743 1747 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPR155C NCA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0133793149965971 0.438512569659815 1748 Protein involved in regulation of mitochondrial expression of subunits 6 (Atp6p) and 8 (Atp8p) of the Fo-F1 ATP synthase; functions with Nca3p mRNA metabolic process|aerobic respiration molecular_function mitochondrial outer membrane|mitochondrion YJL016W_p YJL016W hom 0.013376552748071 0.438607116455424 1749 Putative protein of unknown function; GFP-fusion protein localizes to the cytoplasm; conserved in closely related Saccharomyces species biological_process molecular_function cytoplasm YNR073C_p YNR073C hom 0.0133737308401412 0.438908624733066 1750 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YPL134C ODC1 hom FT MITOCHONDRION 0.0133680305515262 0.438898889692783 1751 Mitochondrial inner membrane transporter, exports 2-oxoadipate and 2-oxoglutarate from the mitochondrial matrix to the cytosol for lysine and glutamate biosynthesis and lysine catabolism; suppresses, in multicopy, an fmc1 null mutation mitochondrial transport dicarboxylic acid transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDL051W LHP1 hom FT RNA PROCESSING|NUCLEUS 0.0133553937364314 0.439331739650725 1752 RNA binding protein required for maturation of tRNA and U6 snRNA precursors; acts as a molecular chaperone for RNAs transcribed by polymerase III; homologous to human La (SS-B) autoantigen tRNA processing RNA binding|tRNA binding nucleoplasm|nucleolus|nucleus YOR176W HEM15 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0133414703546794 0.439808942068838 1753 Ferrochelatase, a mitochondrial inner membrane protein, catalyzes the insertion of ferrous iron into protoporphyrin IX, the eighth and final step in the heme biosynthetic pathway heme biosynthetic process ferrochelatase activity mitochondrion|mitochondrial inner membrane YDR234W LYS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0133386465662902 0.439905759309954 1754 Homoaconitase, catalyzes the conversion of homocitrate to homoisocitrate, which is a step in the lysine biosynthesis pathway lysine biosynthetic process via aminoadipic acid homoaconitate hydratase activity mitochondrion YDR360W_d OPI7 hom 0.013332396802426 0.44012008401788 1755 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene VID21/YDR359C. Unknown Unknown Unknown YDR496C PUF6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|SITE OF POLARIZED GROWTH|RIBOSOME 0.0133131322353998 0.441122073585585 1756 Pumilio-homology domain protein that binds the 3' UTR of ASH1 mRNA and represses its translation, resulting in proper asymmetric localization of ASH1 mRNA; also co-sediments with the 60S ribosomal subunit and is required for its biogenesis ribosomal large subunit biogenesis|negative regulation of translation mRNA 3'-UTR binding|translation repressor activity, nucleic acid binding nucleolus|nucleus|large ribosomal subunit YKL069W YKL069W hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0133015170026464 0.441248068126963 1757 Methionine-R-sulfoxide reductase; reduces the R enantiomer of free Met-SO, in contrast to Ycl033Cp which reduces Met-R-SO in a peptide linkage; has a role in protection against oxidative stress; relative distribution to the nucleus increases upon DNA replication stress cellular response to oxidative stress methionine-R-sulfoxide reductase activity nucleus|cytoplasm YGL201C MCM6 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0132907960875951 0.441616347233614 1758 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; forms a subcomplex with Mcm4p and Mcm7p S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|double-strand break repair via break-induced replication|pre-replicative complex assembly|DNA replication initiation four-way junction helicase activity|DNA helicase activity|DNA replication origin binding|single-stranded DNA-dependent ATPase activity|ATP-dependent 3'-5' DNA helicase activity replication fork protection complex|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YGL039W YGL039W hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0132905900458643 0.441827866661063 1759 Oxidoreductase shown to reduce carbonyl compounds to chiral alcohols cellular ketone metabolic process|cellular aromatic compound metabolic process oxidoreductase activity, acting on CH-OH group of donors|carbonyl reductase (NADPH) activity cytoplasm YLR186W EMG1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0132840580282235 0.441779798840974 1760 Methyltransferase for rRNA; catalyzes methylation of the pseudouridine residue 1191 of 18S rRNA; member of the SPOUT methyltransferase family; required for maturation of 18S rRNA and for 40S ribosomal subunit production independently of methyltransferase activity; forms homodimers; human ortholog is mutated in Bowen-Conradi syndrome, and the equivalent mutation in yeast affects Emg1p dimerization and localization but not its methyltransferase activity endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA base methylation|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing rRNA (pseudouridine) methyltransferase activity small-subunit processome|nucleolus|nucleus|nuclear microtubule|cytoplasm|90S preribosome YCL044C MGR1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0132773208892819 0.44255654761213 1761 Subunit of the mitochondrial (mt) i-AAA protease supercomplex, which degrades misfolded mitochondrial proteins; forms a subcomplex with Mgr3p that binds to substrates to facilitate proteolysis; required for growth of cells lacking mtDNA misfolded or incompletely synthesized protein catabolic process misfolded protein binding mitochondrion|i-AAA complex YHR113W APE4 hom FT PROTEOLYSIS 0.0132527605386737 0.442856307544626 1762 Cytoplasmic aspartyl aminopeptidase that may also function in the vacuole; CVT pathway cargo protein; cleaves unblocked N-terminal acidic amino acids from peptide substrates; forms a 12-subunit homo-oligomer; M18 metalloprotease family proteolysis aminopeptidase activity fungal-type vacuole lumen|ribosome|cytoplasm YNL138W SRV2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0132514659967585 0.442900866881409 1763 CAP (cyclase-associated protein) subunit of adenylyl cyclase complex; N-terminus binds adenylyl cyclase and facilitates activation by RAS; C-terminus binds ADP-actin monomers, facilitating regulation of actin dynamics and cell morphogenesis cytoskeleton organization|Ras protein signal transduction cytoskeletal protein binding|adenylate cyclase binding mating projection tip|actin cortical patch YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0132512514533704 0.442908251911862 1764 Gamma subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis ATP synthesis coupled proton transport proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YGL209W MIG2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0132473390664814 0.443042936762207 1765 Zinc finger transcriptional repressor; cooperates with Mig1p in glucose-induced repression of many genes; under low glucose conditions Mig2p relocalizes to mitochondrion, where it interacts with Ups1p and antagonizes mitochondrial fission factor, Dnm1p, indicative of a role in mitochondrial fusion or regulating morphology; regulates filamentous growth along with Mig2p in response to glucose depletion; MIG2 has a paralog, MIG3, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter by glucose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding mitochondrion|nucleus YER043C SAH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.013243190751483 0.443185769050761 1766 S-adenosyl-L-homocysteine hydrolase, catabolizes S-adenosyl-L-homocysteine which is formed after donation of the activated methyl group of S-adenosyl-L-methionine (AdoMet) to an acceptor methionine metabolic process|selenocysteine metabolic process adenosylhomocysteinase activity cytoplasm YDR356W SPC110 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0132296968779374 0.443718549845208 1767 Inner plaque spindle pole body (SPB) component, ortholog of human kendrin; involved in connecting nuclear microtubules to SPB; interacts with Tub4p-complex and calmodulin; phosphorylated by Mps1p in cell cycle-dependent manner karyogamy involved in conjugation with cellular fusion|microtubule nucleation structural constituent of cytoskeleton central plaque of spindle pole body|inner plaque of spindle pole body YOR370C MRS6 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PROTEIN PRENYLATION 0.0132206178854651 0.443963445263276 1768 Rab escort protein; forms a complex with the Ras-like small GTPase Ypt1p that is required for the prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p); sequence similarity to mammalian choroideraemia gene; relative distribution to the nucleus increases upon DNA replication stress protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport|activation of Rab GTPase activity Rab geranylgeranyltransferase activity|Rab GTPase binding Rab-protein geranylgeranyltransferase complex|membrane|cytoplasm YLL009C COX17 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0132161904007093 0.444116071458945 1769 Copper metallochaperone that transfers copper to Sco1p and Cox11p for eventual delivery to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|intracellular copper ion transport copper chaperone activity cytosol|mitochondrion|mitochondrial intermembrane space YML029W USA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0132074496445417 0.444553367692778 1770 Scaffold subunit of the Hrd1p ubiquitin ligase that also promotes ligase oligomerization; involved in ER-associated protein degradation (ERAD); interacts with the U1 snRNP-specific protein, Snp1p ER-associated protein catabolic process|mRNA splicing, via spliceosome|positive regulation of protein oligomerization protein complex scaffold Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YDR465C RMT2 hom FT NUCLEUS 0.0132030574542545 0.445385183513692 1771 Arginine N5 methyltransferase; methylates ribosomal protein Rpl12 (L12) on Arg67; relative distribution to the nucleus increases upon DNA replication stress peptidyl-arginine methylation protein-arginine N5-methyltransferase activity nucleus|cytoplasm YEL002C WBP1 het FT CELL CYCLE|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0131974344555663 0.444830883721835 1772 Beta subunit of the oligosaccharyl transferase (OST) glycoprotein complex; required for N-linked glycosylation of proteins in the endoplasmic reticulum cell cycle|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity nuclear envelope|oligosaccharyltransferase complex|endoplasmic reticulum YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0131921948926488 0.44494377579046 1773 Cytosolic L-asparaginase, involved in asparagine catabolism; catalyzes hydrolysis of L-asparagine to aspartic acid and ammonia, has an important role in therapy of acute lymphoblastic leukemia; synthesized constitutively asparagine catabolic process asparaginase activity intracellular YKL083W_d YKL083W het 0.0131309226219329 0.447061294514198 1774 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene RRP14 Unknown Unknown Unknown YOL037C_d YOL037C hom 0.0131123065036079 0.447773517920237 1775 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOL036W Unknown Unknown Unknown YDL198C GGC1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0130969991032409 0.448574778417056 1776 Mitochondrial GTP/GDP transporter, essential for mitochondrial genome maintenance; has a role in mitochondrial iron transport; member of the mitochondrial carrier family cellular iron ion homeostasis|mitochondrial genome maintenance|transmembrane transport|guanine nucleotide transport guanine nucleotide transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YCL005W-A VMA9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0130927312099498 0.448384051304115 1777 Vacuolar H+ ATPase subunit e of the V-ATPase V0 subcomplex; essential for vacuolar acidification; interacts with the V-ATPase assembly factor Vma21p in the ER; involved in V0 biogenesis cell wall mannoprotein biosynthetic process|vacuolar acidification|protein complex assembly|transmembrane transport ATPase activity, coupled to transmembrane movement of ions vacuolar proton-transporting V-type ATPase, V0 domain|fungal-type vacuole membrane YOR003W YSP3 hom FT PROTEOLYSIS 0.0130913980328217 0.448430265889294 1778 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YGR180C RNR4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0130835809927352 0.449039805601792 1779 Ribonucleotide-diphosphate reductase (RNR) small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits; relocalizes from nucleus to cytoplasm upon DNA replication stress cofactor biosynthetic process|deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YIL018W RPL2B hom FT TRANSLATION|RIBOSOME 0.0130662745943008 0.449301675256792 1780 Ribosomal 60S subunit protein L2B; homologous to mammalian ribosomal protein L2 and bacterial L2; RPL2B has a paralog, RPL2A, that arose from the whole genome duplication; expression is upregulated at low temperatures cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGR059W SPR3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0130593512071464 0.449541982372989 1781 Sporulation-specific homolog of the yeast CDC3/10/11/12 family of bud neck microfilament genes; septin protein involved in sporulation; regulated by ABFI ascospore formation structural molecule activity septin complex|ascospore wall|prospore membrane YKR010C TOF2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|MITOCHONDRION 0.0130371904807759 0.450311659073266 1782 Protein required for rDNA silencing and mitotic rDNA condensation; stimulates Cdc14p phosphatase activity and biphasic release to promote rDNA repeat segregation; required for condensin recruitment to the replication fork barrier site; TOF2 has a paralog, NET1, that arose from the whole genome duplication nucleolus organization|rDNA condensation|chromatin silencing at rDNA|protein localization to nucleolar rDNA repeats phosphatase activator activity mitochondrion|nucleolus YDL149W ATG9 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|MITOCHONDRION 0.0130369525706752 0.450319926109774 1783 Transmembrane protein involved in forming Cvt and autophagic vesicles; cycles between the phagophore assembly site (PAS) and other cytosolic punctate structures, not found in autophagosomes; may be involved in membrane delivery to the PAS piecemeal microautophagy of nucleus|mitochondrion degradation|protein homooligomerization|CVT pathway|autophagic vacuole assembly molecular_function mitochondrion|integral to membrane|pre-autophagosomal structure YEL039C CYC7 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.013027324849988 0.450857229768851 1784 Cytochrome c isoform 2, expressed under hypoxic conditions; electron carrier of the mitochondrial intermembrane space that transfers electrons from ubiquinone-cytochrome c oxidoreductase to cytochrome c oxidase during cellular respiration; protein abundance increases in response to DNA replication stress; CYC7 has a paralog, CYC1, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen|mitochondrial electron transport, ubiquinol to cytochrome c electron carrier activity mitochondrion|mitochondrial intermembrane space YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.013021922173866 0.451180207091297 1785 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing; YLR065C is not an essential gene vacuolar protein processing molecular_function integral to membrane YNL113W RPC19 het FT NUCLEUS 0.0129927743256454 0.451856546006279 1786 RNA polymerase subunit AC19, common to RNA polymerases I and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex YOR127W RGA1 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0129924712661777 0.451867097328038 1787 GTPase-activating protein for polarity-establishment protein Cdc42p; implicated in control of septin organization, pheromone response, and haploid invasive growth; relocalizes from bud neck to cytoplasm upon DNA replication stress budding cell isotropic bud growth|pheromone-dependent signal transduction involved in conjugation with cellular fusion|pseudohyphal growth|actin filament organization|establishment of cell polarity|small GTPase mediated signal transduction|invasive growth in response to glucose limitation|budding cell apical bud growth Rho GTPase activator activity cellular bud neck split septin rings YML009W-B_d YML009W-B hom 0.0129879014550946 0.452026216800231 1788 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion mutation confers an increase in Ty1 transposition Unknown Unknown Unknown YPL145C KES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0129862506167431 0.452083706287627 1789 One of seven members of the yeast oxysterol binding protein family; involved in negative regulation of Sec14p-dependent Golgi complex secretory functions, peripheral membrane protein that localizes to the Golgi complex; KES1 has a paralog, HES1, that arose from the whole genome duplication post-Golgi vesicle-mediated transport|positive regulation of phosphatase activity|maintenance of cell polarity|endocytosis|exocytosis|sterol transport phosphatidic acid binding|lipid binding|phosphatidylinositol-4,5-bisphosphate binding|oxysterol binding|sterol transporter activity|phosphatidylinositol-4-phosphate binding Golgi membrane|extrinsic to membrane|cytoplasm YMR088C VBA1 hom 0.0129810483370509 0.454702737164065 1790 Permease of basic amino acids in the vacuolar membrane basic amino acid transport basic amino acid transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YNL116W DMA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0129735453755773 0.452526297155178 1791 Ubiquitin-protein ligase (E3); controls septin dynamics and the spindle position checkpoint (SPOC) along with functionally redundant ligase Dma1p by regulating the recruitment of Elm1p to the bud neck; regulates levels of the translation initiation factor eIF2 subunit Gcd11p, as well as abundance, localization, and ubiquitination of Cdk inhibitory kinase Swe1p; ortholog of human RNF8 protein, with sequence similarity to human Chfr; contains FHA and RING finger domains establishment of mitotic spindle orientation|protein autoubiquitination|septin ring assembly|mitotic cell cycle spindle assembly checkpoint ubiquitin-protein ligase activity cytoplasm YMR253C_p YMR253C hom 0.0129533900548575 0.45322891546725 1792 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YMR253C is not an essential gene biological_process molecular_function integral to membrane|cytoplasm YBR173C UMP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0129510437617455 0.453310747667586 1793 Short-lived chaperone required for correct maturation of the 20S proteasome; may inhibit premature dimerization of proteasome half-mers; degraded by proteasome upon completion of its assembly proteasome assembly|response to DNA damage stimulus|ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YLL052C AQY2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0129429075261194 0.453594581571951 1794 Water channel that mediates the transport of water across cell membranes, only expressed in proliferating cells, controlled by osmotic signals, may be involved in freeze tolerance; disrupted by a stop codon in many S. cerevisiae strains water transport water channel activity plasma membrane|endoplasmic reticulum membrane YOL026C MIM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0129426483486247 0.45360362466786 1795 Mitochondrial protein required for outer membrane protein import; cooperates with Tom70p to import the subset of proteins with multiple alpha-helical transmembrane segments, including Ugo1p, Tom20p, and others; present in a complex with Mim2p in the outer membrane that may create a local environment to facilitate membrane insertion of substrate proteins; also has a role in assembly of Tom20p into the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane molecular_function mitochondrial outer membrane|integral to mitochondrial outer membrane YDR135C YCF1 hom FT NUCLEOTIDE METABOLISM 0.0129008820849533 0.455062240646796 1796 Vacuolar glutathione S-conjugate transporter; member of the ATP-binding cassette family; has a role in detoxifying metals such as cadmium, mercury, and arsenite; also transports unconjugated bilirubin, selenodigluthatione, and oxidized glutathione; similar to human cystic fibrosis protein CFTR bilirubin transport|response to metal ion|transmembrane transport bilirubin transmembrane transporter activity|glutathione S-conjugate-exporting ATPase activity fungal-type vacuole membrane|integral to membrane YHR074W QNS1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0128944689784164 0.455286441111504 1797 Glutamine-dependent NAD(+) synthetase, essential for the formation of NAD(+) from nicotinic acid adenine dinucleotide NAD biosynthetic process NAD+ synthase (glutamine-hydrolyzing) activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides nucleus|cytoplasm YGL007W_d BRP1 hom FF 0.0128813444810386 0.4557454636968 1798 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YKL018W SWD2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0128277750094714 0.457621725404098 1799 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lys 4 and is involved in telomeric silencing; subunit of CPF (cleavage and polyadenylation factor), a complex involved in RNAP II transcription termination mRNA 3'-end processing|termination of RNA polymerase II transcription, exosome-dependent|histone H3-K4 methylation|termination of RNA polymerase II transcription, poly(A)-coupled|telomere maintenance|snoRNA 3'-end processing|histone H3-K79 methylation histone methyltransferase activity (H3-K4 specific) mRNA cleavage and polyadenylation specificity factor complex|Set1C/COMPASS complex YGR030C POP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0128169330121695 0.45800199119333 1800 Subunit of both RNase MRP and nuclear RNase P; RNase MRP cleaves pre-rRNA, while nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs tRNA processing|intronic box C/D snoRNA processing|mRNA cleavage|rRNA processing ribonuclease MRP activity|ribonuclease P activity nucleolar ribonuclease P complex|ribonuclease MRP complex YMR291W TDA1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0128042435839596 0.458447277667851 1801 Protein kinase of unknown cellular role; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene; relocalizes from nucleus to cytoplasm upon DNA replication stress protein phosphorylation protein kinase activity nucleus|cytoplasm YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0128022995539584 0.458716647573594 1802 Cyclin-dependent protein kinase, component of RNA polymerase II holoenzyme; involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression phosphorylation of RNA polymerase II C-terminal domain|negative regulation of transcription from RNA polymerase II promoter|negative regulation of filamentous growth|protein phosphorylation|protein destabilization|nuclear-transcribed mRNA catabolic process, non-stop decay|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II carboxy-terminal domain kinase activity|protein kinase activity|cyclin-dependent protein kinase activity mediator complex YGL190C CDC55 hom FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0128011924600584 0.458554381252729 1803 Non-essential regulatory subunit B of protein phosphatase 2A (PP2A); localization to the cytoplasm requires Zds1p and Zds2p and promotes mitotic entry; localization to the nucleus prevents mitotic exit; required for correct nuclear division and chromosome segregation in meiosis; maintains nucleolar sequestration of Cdc14p during early meiosis; limits formation of PP2A-Rts1p holocomplexes to ensure timely dissolution of sister chromosome cohesion negative regulation of exit from mitosis|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|protein dephosphorylation protein phosphatase type 2A regulator activity nucleus|cellular bud neck|cytoplasm|cellular bud tip YKL198C PTK1 hom FT PROTEIN PHOSPHORYLATION 0.0127823833151162 0.459214948147195 1804 Putative serine/threonine protein kinase that regulates spermine uptake; involved in polyamine transport; possible mitochondrial protein polyamine transport protein kinase activity cellular_component YJL152W_d YJL152W hom 0.0127801110638106 0.459294784428734 1805 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL321W VNX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0127767313992824 0.459413544404586 1806 Calcium/H+ antiporter localized to the endoplasmic reticulum membrane; member of the calcium exchanger (CAX) family; potential Cdc28p substrate potassium ion transport|sodium ion transport|hydrogen transport potassium:hydrogen antiporter activity|sodium:hydrogen antiporter activity|calcium:hydrogen antiporter activity fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum membrane|fungal-type vacuole YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0127668208208566 0.459761897017709 1807 Component of the TRAPP (transport protein particle) complex, which plays an essential role in the vesicular transport from endoplasmic reticulum to Golgi ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YKR016W FCJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0127665800251871 0.459770362721789 1808 Mitochondrial inner membrane protein, ortholog of mammalian mitofilin; involved in import of intermembrane space (IMS) proteins, probably by positioning Mia40p relative to the TOM complex to receive incoming proteins; also has an essential role in the maintenance of crista junctions and inner membrane architecture, as a component of the mitochondrial inner membrane organizing system (MICOS, MitOS or MINOS), a scaffold-like structure on the IMS side of the inner membrane cristae formation|protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial crista|mitochondrial crista junction|integral to mitochondrial inner membrane YIL076W SEC28 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0127654397193134 0.459810453880157 1809 Epsilon-COP subunit of the coatomer; regulates retrograde Golgi-to-ER protein traffic; stabilizes Cop1p, the alpha-COP and the coatomer complex; non-essential for cell growth; protein abundance increases in response to DNA replication stress late endosome to vacuole transport via multivesicular body sorting pathway|ER to Golgi vesicle-mediated transport|vesicle coating molecular_function endosome|COPI vesicle coat YPL188W POS5 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0127475432870481 0.460439917299727 1810 Mitochondrial NADH kinase, phosphorylates NADH; also phosphorylates NAD(+) with lower specificity; required for the response to oxidative stress cellular response to oxidative stress|NADP biosynthetic process NADH kinase activity mitochondrion|mitochondrial matrix YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.0127456404837455 0.460506872094596 1811 Component of U1 snRNP required for mRNA splicing via spliceosome; yeast specific, no metazoan counterpart; interacts with mRNA in commitment complex mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YBR025C OLA1 hom 0.0127419436338052 0.460636970373127 1812 P-loop ATPase with similarity to human OLA1 and bacterial YchF; identified as specifically interacting with the proteasome; protein abundance increases in response to hydrogen peroxide and to DNA replication stress biological_process ATPase activity cytoplasm YLR011W LOT6 hom FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0127257242376748 0.461208000531543 1813 FMN-dependent NAD(P)H:quinone reductase, may be involved in quinone detoxification; expression elevated at low temperature; sequesters the Cin5p transcription factor in the cytoplasm in complex with the proteasome under reducing conditions cellular response to oxidative stress|cytoplasmic sequestering of transcription factor NAD(P)H dehydrogenase (quinone) activity|transcription factor binding cytosol|nucleus|cytoplasm YLR164W SHH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0127126083422747 0.461670055896702 1814 Mitochondrial inner membrane protein of unknown function; similar to Tim18p and Sdh4p; a fraction copurifies with Sdh3p, but Shh4p is neither a stoichiometric subunit of succinate dehydrogenase nor of the TIM22 translocase; expression induced by nitrogen limitation in a GLN3, GAT1-dependent manner biological_process molecular_function mitochondrion|mitochondrial inner membrane YIL149C MLP2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.0127033478997745 0.461996444401983 1815 Myosin-like protein associated with the nuclear envelope, connects the nuclear pore complex with the nuclear interior; involved in the Tel1p pathway that controls telomere length poly(A)+ mRNA export from nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|regulation of transcription, DNA-dependent|telomere tethering at nuclear periphery|spindle pole body organization|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery ribonucleoprotein complex binding nucleoplasm|nuclear envelope|mitochondrion|ribonucleoprotein complex|integral to membrane|spindle pole body YDL087C LUC7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0126983944644311 0.462171083322289 1816 Essential protein associated with the U1 snRNP complex; splicing factor involved in recognition of 5' splice site; contains two zinc finger motifs; N-terminal zinc finger binds pre-mRNA mRNA splice site selection mRNA binding U1 snRNP|U2-type prespliceosome YLR189C ATG26 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM 0.012691288604714 0.462421672672764 1817 UDP-glucose:sterol glucosyltransferase, conserved enzyme involved in synthesis of sterol glucoside membrane lipids; in contrast to ATG26 from P. pastoris, S. cerevisiae ATG26 is not involved in autophagy sterol metabolic process|ascospore-type prospore membrane assembly sterol 3-beta-glucosyltransferase activity cytoplasm YMR204C INP1 hom FT PEROXISOME ORGANIZATION 0.012684866094808 0.462714975828138 1818 Peripheral membrane protein of peroxisomes involved in peroxisomal inheritance; recruitment to peroxisomes is mediated by interaction with Pex3p at the peroxisomal membrane peroxisome inheritance molecular_function peroxisome|extrinsic to intraperoxisomal membrane YML102W CAC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0126764792963042 0.462944168878646 1819 Subunit of chromatin assembly factor I (CAF-1), with Rlf2p and Msi1p; chromatin assembly by CAF-1 is important for multiple processes including silencing at telomeres, mating type loci, and rDNA; maintenance of kinetochore structure; deactivation of the DNA damage checkpoint after DNA repair; and chromatin dynamics during transcription DNA replication-dependent nucleosome assembly histone binding chromosome, centromeric region|CAF-1 complex YBR055C PRP6 het FT RNA PROCESSING|NUCLEUS 0.012675783892701 0.463502941485363 1820 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YCR007C_p YCR007C hom 0.0126721687124773 0.464567619755681 1821 Putative integral membrane protein, member of DUP240 gene family; YCR007C is not an essential gene biological_process molecular_function cellular_component YDR264C AKR1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0126640637296653 0.46398328364097 1822 Palmitoyl transferase involved in protein palmitoylation; acts as a negative regulator of pheromone response pathway; required for endocytosis of pheromone receptors; involved in cell shape control; contains ankyrin repeats; AKR1 has a paralog, AKR2, that arose from the whole genome duplication protein targeting to membrane|regulation of endocytosis|regulation of pheromone-dependent signal transduction involved in conjugation with cellular fusion|protein palmitoylation palmitoyltransferase activity integral to membrane|Golgi apparatus|membrane YCR083W TRX3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0126574375289907 0.463616476269599 1823 Mitochondrial thioredoxin, highly conserved oxidoreductase required to maintain the redox homeostasis of the cell, forms the mitochondrial thioredoxin system with Trr2p, redox state is maintained by both Trr2p and Glr1p cellular response to oxidative stress disulfide oxidoreductase activity mitochondrion YKL090W CUE2 hom 0.0126393022189695 0.464257284513942 1824 Protein of unknown function; has two CUE domains that bind ubiquitin, which may facilitate intramolecular monoubiquitination biological_process ubiquitin binding cellular_component YLR045C STU2 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.01262777233658 0.464664947144663 1825 Microtubule-associated protein (MAP) of the XMAP215/Dis1 family; regulates microtubule dynamics during spindle orientation and metaphase chromosome alignment; interacts with spindle pole body component Spc72p microtubule nucleation|mitotic spindle organization in nucleus microtubule binding|structural constituent of cytoskeleton cell cortex|spindle microtubule|condensed nuclear chromosome kinetochore|spindle pole body|kinetochore YGR098C ESP1 het FT CELL CYCLE|LIPID METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.0126252819277089 0.464753026789745 1826 Separase, a caspase-like cysteine protease; promotes sister chromatid separation by mediating dissociation of the cohesin Scc1p from chromatin; inhibits protein phosphatase 2A-Cdc55p to promote mitotic exit; inhibited by Pds1p; relative distribution to the nucleus increases upon DNA replication stress regulation of exit from mitosis|regulation of mitotic spindle elongation|negative regulation of protein phosphatase type 2A activity|apoptotic process|mitotic sister chromatid segregation cysteine-type endopeptidase activity mitochondrion|nucleus|cytoplasm|spindle YLR445W GMC2 hom FT CELL CYCLE 0.0126009484162948 0.465680673363686 1827 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; transcription is regulated by Ume6p and induced in response to alpha factor meiosis|synaptonemal complex organization molecular_function cellular_component YGR065C VHT1 het FT PLASMA MEMBRANE 0.012596741982634 0.466029293665433 1828 High-affinity plasma membrane H+-biotin (vitamin H) symporter; mutation results in fatty acid auxotrophy; 12 transmembrane domain containing major facilitator subfamily member; mRNA levels negatively regulated by iron deprivation and biotin biotin transport biotin transporter activity integral to membrane|plasma membrane YDR379W RGA2 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0125861346703198 0.46613878833106 1829 GTPase-activating protein for the polarity-establishment protein Cdc42p; implicated in control of septin organization, pheromone response, and haploid invasive growth; regulated by Pho85p and Cdc28p budding cell isotropic bud growth|pheromone-dependent signal transduction involved in conjugation with cellular fusion|actin filament organization|pseudohyphal growth|establishment of cell polarity|small GTPase mediated signal transduction|invasive growth in response to glucose limitation|budding cell apical bud growth Rho GTPase activator activity cellular bud neck split septin rings YOL090W MSH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0125858317347234 0.466349079363864 1830 Protein that forms heterodimers with Msh3p and Msh6p that bind to DNA mismatches to initiate the mismatch repair process; contains a Walker ATP-binding motif required for repair activity and involved in interstrand cross-link repair; Msh2p-Msh6p binds to and hydrolyzes ATP mismatch repair|mitotic recombination|meiotic gene conversion|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination|chromatin silencing at silent mating-type cassette loop DNA binding|single base insertion or deletion binding|ATP binding|Y-form DNA binding|double-strand/single-strand DNA junction binding|DNA insertion or deletion binding|guanine/thymine mispair binding|four-way junction DNA binding|ATPase activity MutSbeta complex|nuclear chromosome|MutSalpha complex|nucleus YBR131W CCZ1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0125646231109008 0.466901244548284 1831 Protein involved in vacuolar assembly, essential for autophagy and the cytoplasm-to-vacuole pathway autophagy|autophagic vacuole fusion|vacuolar transport|vesicle docking|protein targeting to vacuole guanyl-nucleotide exchange factor activity Mon1-Ccz1 complex|membrane YJL194W CDC6 het FT CELL CYCLE|CELL DIVISION|GENE SILENCING|NUCLEUS|PLASMA MEMBRANE 0.0125305705820708 0.468109615644149 1832 Essential ATP-binding protein required for DNA replication; component of the pre-replicative complex (pre-RC) which requires ORC to associate with chromatin and is in turn required for Mcm2-7p DNA association; homologous to S. pombe Cdc18p; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of DNA-dependent DNA replication initiation|regulation of chromatin silencing at telomere|pre-replicative complex assembly|G1/S transition of mitotic cell cycle DNA replication origin binding|protein binding|chromatin binding|ATPase activity|GTP binding|GTPase activity|ATP binding DNA replication preinitiation complex|pre-replicative complex YKL102C_d YKL102C hom 0.0125276714492827 0.468212572740885 1833 Dubious open reading frame unlikely to encode a functional protein; deletion confers sensitivity to citric acid; predicted protein would include a thiol-disulfide oxidoreductase active site Unknown Unknown Unknown YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0125210852998009 0.468446513683903 1834 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YGR087C PDC6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0124989649807931 0.469232703715787 1835 Minor isoform of pyruvate decarboxylase, decarboxylates pyruvate to acetaldehyde, involved in amino acid catabolism; transcription is glucose- and ethanol-dependent, and is strongly induced during sulfur limitation L-phenylalanine catabolic process|ethanol metabolic process|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity cytoplasm YMR167W MLH1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0124945102828742 0.469391118694348 1836 Protein required for mismatch repair in mitosis and meiosis as well as crossing over during meiosis; forms a complex with Pms1p and Msh2p-Msh3p during mismatch repair; human homolog is associated with hereditary non-polyposis colon cancer mismatch repair|meiotic mismatch repair|reciprocal meiotic recombination|meiotic heteroduplex formation double-stranded DNA binding|DNA insertion or deletion binding|loop DNA binding|single-stranded DNA binding|dinucleotide insertion or deletion binding|ATPase activity|ATP binding mitochondrion|nucleus|MutLalpha complex|MutLbeta complex|cytoplasm YPL135W ISU1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.012457064398736 0.470723911963651 1837 Conserved protein of the mitochondrial matrix, performs a scaffolding function during assembly of iron-sulfur clusters, interacts physically and functionally with yeast frataxin (Yfh1p); isu1 isu2 double mutant is inviable cellular iron ion homeostasis|iron-sulfur cluster assembly|tRNA wobble uridine modification ferrous iron binding mitochondrion|mitochondrial matrix YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.0124553912760971 0.470783511299803 1838 Protein involved in the regulation of cell wall synthesis; proposed to be involved in coordinating cell cycle progression with cell wall integrity regulation of mitotic cell cycle|regulation of fungal-type cell wall biogenesis molecular_function incipient cellular bud site|cellular bud neck|mating projection tip YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0124459054755221 0.471187641718348 1839 Chitin transglycosylase that functions in the transfer of chitin to beta(1-6) and beta(1-3) glucans in the cell wall; similar to and functionally redundant with Crh1; glycosylphosphatidylinositol (GPI)-anchored protein localized to bud neck cell wall chitin metabolic process|fungal-type cell wall organization transferase activity, transferring glycosyl groups cellular bud neck septin ring|fungal-type cell wall YGR090W UTP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0124133466587305 0.472480825423994 1840 Component of the small-subunit processome; required for nuclear export of tRNAs; may facilitate binding of Utp8p to aminoacylated tRNAs and their delivery to Los1p for export; conserved from yeast to mammals maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|UTP-C complex|90S preribosome|CURI complex YHR202W_p YHR202W hom FT NUCLEOTIDE METABOLISM 0.0124098303943406 0.472408062829715 1841 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole, while HA-tagged protein is found in the soluble fraction, suggesting cytoplasmic localization biological_process molecular_function cytosol|fungal-type vacuole YLR446W_p YLR446W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0123949994099848 0.473003573466281 1842 Putative hexokinase; transcript is upregulated during sporulation and the unfolded protein response; YLR446W is not an essential gene biological_process molecular_function cellular_component YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0123946935526151 0.472948475128709 1843 Mitochondrial ribosomal protein of the small subunit; genetic interactions suggest a possible role in promoting translation initiation cytoplasmic translation|translational initiation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOR364W_d YOR364W hom 0.012384371961503 0.473317169306167 1844 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR365C Unknown Unknown Unknown YPL054W LEE1 hom 0.0123480786111703 0.474614846205911 1845 Zinc-finger protein of unknown function biological_process molecular_function cellular_component YGL159W_p YGL159W hom 0.0123299026317813 0.475528962754393 1846 Putative protein of unknown function; deletion mutant has no detectable phenotype biological_process molecular_function cellular_component YIL009W FAA3 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0122064211742645 0.479698477974899 1847 Long chain fatty acyl-CoA synthetase, activates imported fatty acids; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery long-chain fatty acid metabolic process long-chain fatty acid-CoA ligase activity|very long-chain fatty acid-CoA ligase activity cellular_component YDR064W RPS13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.012202278340055 0.479847596541416 1848 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S13 and bacterial S15 cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding cytosolic small ribosomal subunit|90S preribosome YLR254C NDL1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0121774820931968 0.480740649024541 1849 Homolog of nuclear distribution factor NudE, NUDEL; interacts with Pac1p and regulates dynein targeting to microtubule plus ends nuclear migration along microtubule microtubule plus-end binding cytoplasmic microtubule|nucleus|cytoplasm YIR038C GTT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0121698141082257 0.481082425114244 1850 ER associated glutathione S-transferase capable of homodimerization; expression induced during the diauxic shift and throughout stationary phase; functional overlap with Gtt2p, Grx1p, and Grx2p glutathione metabolic process glutathione transferase activity|glutathione peroxidase activity mitochondrial outer membrane|mitochondrion|endoplasmic reticulum|plasma membrane YPR147C_p YPR147C hom 0.012167056361359 0.481116408412257 1851 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm YGR004W PEX31 hom FT PEROXISOME ORGANIZATION 0.0121511773302305 0.481689020065648 1852 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex30p and Pex32p; probably acts at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YOL151W GRE2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.012140435632642 0.482076585062067 1853 3-methylbutanal reductase and NADPH-dependent methylglyoxal reductase (D-lactaldehyde dehydrogenase); stress induced (osmotic, ionic, oxidative, heat shock and heavy metals); regulated by the HOG pathway; protein abundance increases in response to DNA replication stress ergosterol metabolic process|filamentous growth methylglyoxal reductase (NADPH-dependent) activity|3-methylbutanol:NAD(P) oxidoreductase activity nucleus|cytoplasm YBR164C ARL1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0121287749021753 0.482497500943167 1854 Soluble GTPase with a role in regulation of membrane traffic; regulates potassium influx; G protein of the Ras superfamily, similar to ADP-ribosylation factor Golgi to plasma membrane protein transport|vesicle-mediated transport|protein targeting to vacuole GTPase activity trans-Golgi network|cytosol|Golgi apparatus YFR055W_p IRC7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0121114931116683 0.483121686521486 1855 Beta-lyase involved in the production of thiols; null mutant displays increased levels of spontaneous Rad52p foci; expression induced by nitrogen limitation in a GLN3, GAT1-dependent manner and by copper levels in a Mac1-dependent manner sulfur compound metabolic process|L-cysteine catabolic process to pyruvate cysteine-S-conjugate beta-lyase activity cellular_component YAL029C MYO4 hom FT RNA LOCALIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.012097316435097 0.483634048308784 1856 Type V myosin motor involved in actin-based transport of cargos; required for mRNA transport, including ASH1 mRNA, and facilitating the growth and movement of ER tubules into the growing bud along with She3p; MYO4 has a paralog, MYO2, that arose from the whole genome duplication mating type switching|endoplasmic reticulum inheritance|intracellular mRNA localization microfilament motor activity|actin filament binding mitochondrion|filamentous actin|myosin V complex|cellular bud|cellular bud tip YDR138W HPR1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0120955872256511 0.483696564135365 1857 Subunit of THO/TREX complexes that couple transcription elongation with mitotic recombination and with mRNA metabolism and export, subunit of an RNA Pol II complex; regulates lifespan; involved in telomere maintenance; similar to Top1p mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|DNA recombination|response to DNA damage stimulus|transcription elongation from RNA polymerase II promoter protein complex scaffold|nucleic acid binding THO complex part of transcription export complex|Cdc73/Paf1 complex|nucleoplasmic THO complex YGL124C MON1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0120793173832536 0.48428497964342 1858 Protein required for fusion of cvt-vesicles and autophagosomes with the vacuole; associates, as a complex with Ccz1p, with a perivacuolar compartment; potential Cdc28p substrate autophagy|vesicle docking|protein targeting to vacuole molecular_function cytosol|fungal-type vacuole membrane|Mon1-Ccz1 complex YIL041W GVP36 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0120683438596175 0.484942746761081 1859 BAR domain-containing protein that localizes to both early and late Golgi vesicles; required for adaptation to varying nutrient concentrations, fluid-phase endocytosis, polarization of the actin cytoskeleton, and vacuole biogenesis vacuole organization|endocytosis|establishment or maintenance of actin cytoskeleton polarity molecular_function integral to Golgi membrane|cytoplasm YDL102W POL3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0120650959683089 0.484799629234554 1860 Catalytic subunit of DNA polymerase delta; required for chromosomal DNA replication during mitosis and meiosis, intragenic recombination, repair of double strand DNA breaks, and DNA replication during nucleotide excision repair (NER) lagging strand elongation|RNA-dependent DNA replication|base-excision repair|postreplication repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|maintenance of fidelity involved in DNA-dependent DNA replication|DNA replication|leading strand elongation single-stranded DNA specific 3'-5' exodeoxyribonuclease activity|DNA-directed DNA polymerase activity delta DNA polymerase complex|replication fork YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0120575476527824 0.485138028919954 1861 Putative redox protein containing a thioredoxin fold; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process oxidoreductase activity mitochondrion YDR318W MCM21 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0120430827275163 0.485596835877268 1862 Component of the kinetochore sub-complex COMA; COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) bridges kinetochore subunits in contact with centromeric DNA with subunits bound to microtubules during kinetochore assembly; involved in minichromosome maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-O and fission yeast mal2 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function COMA complex|condensed nuclear chromosome kinetochore YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0120397893066115 0.485716167642442 1863 Integral membrane component of endoplasmic reticulum-derived COPII-coated vesicles, which function in ER to Golgi transport ER to Golgi vesicle-mediated transport glycoprotein binding fungal-type vacuole membrane|integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YBR271W EFM2 hom 0.0120382525469695 0.485771855062538 1864 S-adenosylmethionine-dependent methyltransferase; methylates translation elongation factors EF2 (Eft1p and Eft2p) and EF3A (Yef3p); belongs to the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; predicted to be involved in ribosome biogenesis peptidyl-lysine methylation S-adenosylmethionine-dependent methyltransferase activity|protein-lysine N-methyltransferase activity cytoplasm YLR136C TIS11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0120247033634098 0.486262984999856 1865 mRNA-binding protein expressed during iron starvation; binds to a sequence element in the 3'-untranslated regions of specific mRNAs to mediate their degradation; involved in iron homeostasis; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress cellular iron ion homeostasis|nuclear-transcribed mRNA catabolic process mRNA binding nucleus|cytoplasm YDR526C_d YDR526C het FF 0.0119996453512996 0.487366907206297 1866 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER145C FTR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0119951262494923 0.487336026041692 1867 High affinity iron permease; involved in the transport of iron across the plasma membrane; forms complex with Fet3p; expression is regulated by iron; protein abundance increases in response to DNA replication stress iron assimilation by reduction and transport|high-affinity iron ion transport|transmembrane transport iron ion transmembrane transporter activity high affinity iron permease complex|integral to membrane|plasma membrane YOR344C TYE7 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|CHROMOSOME 0.0119838156595344 0.487746705415793 1868 Serine-rich protein that contains a basic-helix-loop-helix (bHLH) DNA binding motif; binds E-boxes of glycolytic genes and contributes to their activation; may function as a transcriptional activator in Ty1-mediated gene expression positive regulation of glycolysis|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nuclear chromatin|nucleus YOR268C_p YOR268C hom 0.0119726669183329 0.488151690795412 1869 Putative protein of unknown function; sporulation is abnormal in homozygous diploid; YOR268C is not an essential gene biological_process molecular_function cellular_component YNL255C GIS2 hom FT TRANSLATION|RIBOSOME 0.0119696048783373 0.488262953142454 1870 Translational activator for mRNAs with internal ribosome entry sites; associates with polysomes and binds to a specific subset of mRNAs; localizes to RNA processing bodies (P bodies) and to stress granules; may have a role in translation regulation under stress conditions; ortholog of human ZNF9/CNBP, a gene involved in myotonic dystrophy type 2 positive regulation of translation mRNA binding|translation regulator activity|single-stranded DNA binding polysomal ribosome|cytoplasm YNL076W MKS1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0119628612618955 0.488508037519933 1871 Pleiotropic negative transcriptional regulator involved in Ras-CAMP and lysine biosynthetic pathways and nitrogen regulation; involved in retrograde (RTG) mitochondria-to-nucleus signaling regulation of nitrogen utilization|negative regulation of transcription from RNA polymerase II promoter|Unknown|mitochondria-nucleus signaling pathway molecular_function cytoplasm YER168C CCA1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.011952747458708 0.488875729381173 1872 ATP (CTP):tRNA-specific tRNA nucleotidyltransferase; different forms targeted to the nucleus, cytosol, and mitochondrion are generated via the use of multiple transcriptional and translational start sites tRNA 3'-terminal CCA addition tRNA adenylyltransferase activity mitochondrion|nucleus|mitochondrial matrix|cytoplasm YGL032C AGA2 hom 0.0119441392967275 0.489383245563945 1873 Adhesion subunit of a-agglutinin of a-cells, C-terminal sequence acts as a ligand for alpha-agglutinin (Sag1p) during agglutination, modified with O-linked oligomannosyl chains, linked to anchorage subunit Aga1p via two disulfide bonds agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YPL213W LEA1 hom FT RNA PROCESSING|NUCLEUS 0.0119441354055295 0.489188941905659 1874 Component of U2 snRNP; disruption causes reduced U2 snRNP levels; physically interacts with Msl1p; putative homolog of human U2A' snRNP protein mRNA splicing, via spliceosome molecular_function U2 snRNP|U2-type prespliceosome|cytoplasm YIL150C MCM10 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.01193079191661 0.4896744457164 1875 Essential chromatin-associated protein involved in the initiation of DNA replication; required for the association of the MCM2-7 complex with replication origins S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|double-strand break repair via break-induced replication|DNA replication initiation|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette double-stranded DNA binding|protein binding|DNA replication origin binding|single-stranded DNA binding replication fork protection complex|replication fork|nucleus YOR185C GSP2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS 0.0119217278139892 0.490198645902085 1876 GTP binding protein (mammalian Ranp homolog); involved in the maintenance of nuclear organization, RNA processing and transport; interacts with Kap121p, Kap123p and Pdr6p (karyophilin betas); Gsp1p homolog that is not required for viability; protein abundance increases in response to DNA replication stress nucleus organization GTPase activity integral to membrane|nucleus YDR278C_d YDR278C hom 0.0119102099983834 0.490423828320223 1877 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL065C PEX19 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.011879942441288 0.491720877727345 1878 Chaperone and import receptor for newly-synthesized class I PMPs; binds peroxisomal membrane proteins (PMPs) in the cytoplasm and delivers them to the peroxisome for subsequent insertion into the peroxisomal membrane; interacts with Myo2p and contributes to peroxisome partitioning protein stabilization|protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization|protein exit from endoplasmic reticulum peroxisome membrane targeting sequence binding|protein binding cytosol|peroxisomal membrane|endoplasmic reticulum YGL139W FLC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0118421497603523 0.493228955277581 1879 Putative FAD transporter, similar to Flc1p and Flc2p; localized to the ER FAD transport|transmembrane transport FAD transmembrane transporter activity mitochondrion|integral to membrane|endoplasmic reticulum YLR106C MDN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.011839759954947 0.492993555990312 1880 Huge dynein-related AAA-type ATPase (midasin), forms extended pre-60S particle with the Rix1 complex (Rix1p-Ipi1p-Ipi3p); acts in removal of ribosomal biogenesis factors at successive steps of pre-60S assembly and export from nucleus ribosomal large subunit assembly|rRNA processing ATPase activity nucleoplasm|mitochondrion|nucleus YBR027C_d YBR027C hom 0.0118356866002671 0.493142355415878 1881 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER175C TMT1 hom 0.011820291067916 0.493704970520424 1882 Trans-aconitate methyltransferase, cytosolic enzyme that catalyzes the methyl esterification of 3-isopropylmalate, an intermediate of the leucine biosynthetic pathway, and trans-aconitate, which inhibits the citric acid cycle biological_process trans-aconitate 3-methyltransferase activity cytosol YMR218C TRS130 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0118132927927445 0.494218616684949 1883 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in ER to Golgi membrane traffic; mutation activates transcription of OCH1; mutants are defective in cytoplasm-to-vacuole targeting (Cvt) pathway and starvation-induced autophagy regulation of Rab GTPase activity|early endosome to Golgi transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex|trans-Golgi network|early endosome YJR144W MGM101 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.0118002205939159 0.494632147619372 1884 Protein with a role in mitochondrial DNA recombinational repair;also involved in interstrand cross-link repair; binds to and catalyzes the annealing of single-stranded mtDNA; oligomerizes to form rings and filaments; related to Rad52-type recombination proteins, with limited overall similarity but sharing conserved functionally important residues; component of the mitochondrial nucleoid, required for the repair of oxidative mtDNA damage DNA repair|recombinational repair|DNA strand renaturation molecular_function mitochondrial nucleoid|mitochondrion YJR076C CDC11 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0117874694718009 0.495163036759956 1885 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity structural molecule activity|GTP binding|1-phosphatidylinositol binding spindle microtubule|septin complex|prospore membrane|ascospore wall|mating projection base|meiotic spindle|cellular bud neck septin ring|septin filament array|cytoplasmic microtubule|mating projection tip YJL044C GYP6 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0117805515985942 0.495223127909285 1886 GTPase-activating protein (GAP) for the yeast Rab family member, Ypt6p; involved in vesicle mediated protein transport intracellular protein transport GTPase activator activity endosome|clathrin-coated vesicle YJL130C URA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0117756951572292 0.495336622026959 1887 Bifunctional carbamoylphosphate synthetase (CPSase)-aspartate transcarbamylase (ATCase), catalyzes the first two enzymatic steps in the de novo biosynthesis of pyrimidines; both activities are subject to feedback inhibition by UTP glutamine metabolic process|'de novo' pyrimidine nucleobase biosynthetic process|negative regulation of pyrimidine nucleobase metabolic process aspartate carbamoyltransferase activity|carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity mitochondrion|integral to membrane|cytoplasm YOL042W NGL1 hom FT MITOCHONDRION 0.0117636785834005 0.496033978098109 1888 Putative endonuclease, has a domain similar to a magnesium-dependent endonuclease motif in mRNA deadenylase Ccr4p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process endonuclease activity mitochondrion YPL164C MLH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0117367589991558 0.496763547949735 1889 Protein involved in DNA mismatch repair and crossing-over during meiotic recombination; forms a complex with Mlh1p; mammalian homolog is implicated mammalian microsatellite instability mismatch repair|reciprocal meiotic recombination molecular_function nucleus|MutLbeta complex YOR073W SGO1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0117177995522497 0.497459162666452 1890 Component of the spindle checkpoint, involved in sensing lack of tension on mitotic chromosomes; protects centromeric Rec8p at meiosis I; required for accurate chromosomal segregation at meiosis II and for mitotic chromosome stability positive regulation of maintenance of meiotic sister chromatid cohesion|meiotic sister chromatid segregation|meiotic sister chromatid separation|sister chromatid biorientation|maintenance of meiotic sister chromatid cohesion|mitotic cell cycle spindle assembly checkpoint|mitotic sister chromatid segregation molecular_function condensed nuclear chromosome kinetochore|nucleus|spindle pole body|condensed nuclear chromosome, centromeric region YGR089W NNF2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0117051520006567 0.497923484533305 1891 Protein that exhibits physical and genetic interactions with Rpb8p, which is a subunit of RNA polymerases I, II, and III; computational analysis of large-scale protein-protein interaction data suggests a role in chromosome segregation biological_process molecular_function integral to membrane YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0116930556039421 0.498367787777177 1892 Protein component of the small (40S) ribosomal subunit; required for ribosome assembly and 20S pre-rRNA processing; mutations confer cryptopleurine resistance; homologous to mammalian ribosomal protein S14 and bacterial S11; RPS14B has a paralog, RPS14A, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit assembly|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding small-subunit processome|cytosolic small ribosomal subunit YDR420W HKR1 hom FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0116856795351871 0.498831010013792 1893 Mucin family member that functions as an osmosensor in the Sho1p-mediated HOG pathway with Msb2p; proposed to be a negative regulator of filamentous growth; mutant displays defects in beta-1,3 glucan synthesis and bud site selection (1->3)-beta-D-glucan biosynthetic process|fungal-type cell wall organization|osmosensory signaling pathway via Sho1 osmosensor|hyperosmotic response|cellular bud site selection osmosensor activity site of polarized growth|plasma membrane YDR292C SRP101 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0116712754403518 0.499168308926098 1894 Signal recognition particle (SRP) receptor alpha subunit; contain GTPase domains; involved in SRP-dependent protein targeting; interacts with the beta subunit, Srp102p SRP-dependent cotranslational protein targeting to membrane|protein targeting to ER GTP binding|signal recognition particle binding endoplasmic reticulum membrane|signal recognition particle receptor complex YJR093C FIP1 het FT RNA PROCESSING|NUCLEUS 0.0116506897364866 0.499925555391882 1895 Subunit of cleavage polyadenylation factor (CPF), interacts directly with poly(A) polymerase (Pap1p) to regulate its activity; bridging factor that links Pap1p and the CPF complex via Yth1p mRNA cleavage|mRNA polyadenylation RNA binding|protein binding, bridging mRNA cleavage and polyadenylation specificity factor complex YPL031C PHO85 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES A 0.01164190554688 0.500248867771739 1896 Cyclin-dependent kinase, with ten cyclin partners; involved in regulating the cellular response to nutrient levels and environmental conditions and progression through the cell cycle regulation of transcription involved in G1/S phase of mitotic cell cycle|negative regulation of calcium-mediated signaling|regulation of protein stability|regulation of protein localization|protein phosphorylation|response to DNA damage stimulus|negative regulation of phosphate metabolic process|fungal-type cell wall organization|regulation of establishment or maintenance of cell polarity|negative regulation of glycogen biosynthetic process|negative regulation of transcription from RNA polymerase II promoter|negative regulation of sequence-specific DNA binding transcription factor activity|positive regulation of macroautophagy|negative regulation of macroautophagy protein kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|nucleus YLR252W_d YLR252W hom 0.0116399223332618 0.500321877607502 1897 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene SYM1, a mitochondrial protein involved in ethanol metabolism Unknown Unknown Unknown YNL131W TOM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0116380998782807 0.500388974270702 1898 Component of the TOM (translocase of outer mitochondrial membrane) complex responsible for initial import of mitochondrially directed proteins; acts as a receptor for precursor proteins and mediates interaction between TOM and TIM complexes protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YKR063C LAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0116365137529792 0.50051127797457 1899 Protein required for pre-rRNA processing at both ends of ITS2; may coordinate the action of the Rat1p-Rai1p exoRNAse; required for the G1/S transition of the cell cycle; human ortholog is Las1L; mutants require the SSD1-v allele for viability maturation of LSU-rRNA|maturation of 5.8S rRNA molecular_function mitochondrion|nucleus|preribosome|cytoplasm YDR175C RSM24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0116346222057477 0.500836654107846 1900 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDL179W PCL9 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0116225373450721 0.500962128629655 1901 Cyclin, forms a functional kinase complex with Pho85p cyclin-dependent kinase (Cdk), expressed in late M/early G1 phase, activated by Swi5p regulation of establishment or maintenance of cell polarity|regulation of transcription involved in G1/S phase of mitotic cell cycle cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|cellular bud neck YHR075C PPE1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0116174262851459 0.501150440281755 1902 Protein with carboxyl methyl esterase activity that may have a role in demethylation of the phosphoprotein phosphatase catalytic subunit; also identified as a small subunit mitochondrial ribosomal protein cellular protein modification process|mitochondrial translation structural constituent of ribosome|carboxylesterase activity mitochondrial small ribosomal subunit YLR210W CLB4 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|CYTOSKELETON 0.0116144416418797 0.501260423671617 1903 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the G2/M transition; may be involved in DNA replication and spindle assembly; accumulates during S phase and G2, then targeted for ubiquitin-mediated degradation G2/M transition of mitotic cell cycle|S phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|spindle pole body|cytoplasm YDL180W_p YDL180W hom 0.0116141775283138 0.501270156808737 1904 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function integral to membrane|fungal-type vacuole YJR041C URB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0116002315876792 0.502103348405293 1905 Nucleolar protein required for normal metabolism of the rRNA primary transcript, proposed to be involved in ribosome biogenesis rRNA metabolic process|ribosome biogenesis molecular_function nucleolus YLL038C ENT4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0115993633033508 0.501816252145442 1906 Protein of unknown function, contains an N-terminal epsin-like domain; proposed to be involved in the trafficking of Arn1p in the absence of ferrichrome endocytosis|actin filament organization|establishment of protein localization to plasma membrane|actin cortical patch assembly clathrin binding actin cortical patch YML116W-A_d YML116W-A hom 0.0115793691711697 0.502617524421119 1907 Putative protein of unknown function Unknown Unknown Unknown YPL257W_p YPL257W hom FT CELL CYCLE 0.0115738761741227 0.502756517785588 1908 Putative protein of unknown function; homozygous diploid deletion strain exhibits low budding index; physically interacts with Hsp82p; YPL257W is not an essential gene biological_process molecular_function integral to membrane YBR298C MAL31 hom FT CARBOHYDRATE METABOLISM 0.0115696539364672 0.503422377617768 1909 Maltose permease, high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL3 complex locus; member of the 12 transmembrane domain superfamily of sugar transporters; functional in genomic reference strain S288C alpha-glucoside transport|transmembrane transport alpha-glucoside:hydrogen symporter activity integral to membrane|membrane YDR254W CHL4 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0115024607883666 0.50539610903416 1910 Outer kinetochore protein required for chromosome stability; involved in new kinetochore assembly and sister chromatid cohesion; peripheral component of the Ctf19 kinetochore complex that interacts with Ctf19p, Ctf3p, Iml3p and Mif2p; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-N and fission yeast mis15 kinetochore assembly|chromosome segregation|establishment of meiotic sister chromatid cohesion|protein localization to chromosome, centromeric region|maintenance of meiotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion structural molecule activity condensed nuclear chromosome outer kinetochore YDL231C BRE4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0114995527355388 0.505503748229807 1911 Zinc finger protein containing five transmembrane domains; null mutant exhibits strongly fragmented vacuoles and sensitivity to brefeldin A, a drug which is known to affect intracellular transport endocytosis molecular_function integral to membrane YNL286W CUS2 hom FT RNA PROCESSING|NUCLEUS 0.0114794528500924 0.506628821142677 1912 Protein that binds to U2 snRNA and Prp11p, may be involved in U2 snRNA folding; contains two RNA recognition motifs (RRMs) mRNA splicing, via spliceosome RNA binding U2 snRNP YLR287C_p YLR287C hom 0.0114766298702838 0.506352641553128 1913 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR287C is not an essential gene biological_process molecular_function cytoplasm YLR285C-A_p YLR285C-A hom 0.0114540729633532 0.507188713445193 1914 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YIL147C SLN1 het FT SIGNALING|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0114506379094136 0.507379434455401 1915 Histidine kinase osmosensor that regulates a MAP kinase cascade; transmembrane protein with an intracellular kinase domain that signals to Ypd1p and Ssk1p, thereby forming a phosphorelay system similar to bacterial two-component regulators negative regulation of protein kinase activity|protein autophosphorylation|peptidyl-histidine phosphorylation|osmosensory signaling pathway via two-component system osmosensor activity|protein histidine kinase activity|histidine phosphotransfer kinase activity plasma membrane|integral to plasma membrane YGR271W SLH1 hom FT TRANSLATION|RIBOSOME 0.0114443613883194 0.507548896118842 1916 Putative RNA helicase related to Ski2p, involved in translation inhibition of non-poly(A) mRNAs; required for repressing propagation of dsRNA viruses cytoplasmic translation|regulation of translation RNA helicase activity polysomal ribosome|cytoplasm YOR139C_d YOR139C hom 0.0114270600666001 0.508190899577141 1917 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SFL1/YOR140W Unknown Unknown Unknown YGL047W ALG13 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0114199364833334 0.508455359437592 1918 Catalytic component of UDP-GlcNAc transferase; required for the second step of dolichyl-linked oligosaccharide synthesis; anchored to the ER membrane via interaction with Alg14p; similar to bacterial and human glycosyltransferases; protein abundance increases in response to DNA replication stress dolichol-linked oligosaccharide biosynthetic process N-acetylglucosaminyldiphosphodolichol N-acetylglucosaminyltransferase activity cytosol|UDP-N-acetylglucosamine transferase complex|extrinsic to endoplasmic reticulum membrane|endoplasmic reticulum|nucleus|cytoplasm YNR051C BRE5 hom FT VESICLE-MEDIATED TRANSPORT 0.0113962087118837 0.509336762392631 1919 Ubiquitin protease cofactor, forms deubiquitination complex with Ubp3p that coregulates anterograde and retrograde transport between the endoplasmic reticulum and Golgi compartments; null is sensitive to brefeldin A protein deubiquitination|ribophagy|regulation of ER to Golgi vesicle-mediated transport|Unknown molecular_function cytoplasm YKL175W ZRT3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0113687522713097 0.510357669551446 1920 Vacuolar membrane zinc transporter, transports zinc from storage in the vacuole to the cytoplasm when needed; transcription is induced under conditions of zinc deficiency cellular zinc ion homeostasis|zinc ion transport zinc ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YDL157C_p YDL157C hom FT MITOCHONDRION 0.0113604833091674 0.510665342097826 1921 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YBL052C SAS3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0113533035783736 0.511121703804834 1922 Histone acetyltransferase catalytic subunit of NuA3 complex that acetylates histone H3, involved in transcriptional silencing; homolog of the mammalian MOZ proto-oncogene; mutant has aneuploidy tolerance; sas3gcn5 double mutation is lethal histone acetylation|chromatin modification|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette histone acetyltransferase activity NuA3 histone acetyltransferase complex YHR126C_p ANS1 hom FT PLASMA MEMBRANE 0.0113527810635348 0.510952015336609 1923 Putative GPI protein; transcription dependent upon Azf1p biological_process molecular_function cellular_component YBR057C MUM2 hom FT CELL CYCLE 0.0113493526771127 0.511079644971495 1924 Cytoplasmic protein essential for meiotic DNA replication and sporulation; interacts with Orc2p, which is a component of the origin recognition complex premeiotic DNA replication molecular_function cytoplasm YLR356W ATG33 hom FT MITOCHONDRION 0.0113394303848856 0.512079615066687 1925 Mitochondrial mitophagy-specific protein; required primarily for mitophagy induced at the post-log phase; not required for other types of selective autophagy or macroautophagy; conserved within fungi, but not in higher eukaryotes mitochondrion degradation molecular_function mitochondrion|integral to membrane YDR253C MET32 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS 0.0113341420920282 0.511835052167337 1926 Zinc-finger DNA-binding transcription factor; involved in transcriptional regulation of the methionine biosynthetic genes; MET32 has a paralog, MET31, that arose from the whole genome duplication regulation of mitotic cell cycle|regulation of sulfur amino acid metabolic process|regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|RNA polymerase II activating transcription factor binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YCR100C_p YCR100C hom 0.0113327871701341 0.511696568843417 1927 Putative protein of unknown function biological_process molecular_function integral to membrane YFR036W CDC26 hom FF|FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0113138024565857 0.512404064981517 1928 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YER080W AIM9 hom FT MITOCHONDRION 0.0113109155711124 0.512511694089191 1929 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YML007C-A_p YML007C-A hom FF|FT MITOCHONDRION 0.0112760404542206 0.51381284129901 1930 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria biological_process molecular_function mitochondrion YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0112727117681199 0.513937120191261 1931 Protein that localizes primarily to the plasma membrane; also found at the nuclear envelope; the authentic, non-tagged protein is detected in mitochondria in a phosphorylated state; MRH1 has a paralog, YRO2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|integral to membrane|plasma membrane YNR068C_p YNR068C hom 0.0112558589768876 0.514566571116806 1932 Putative protein of unknown function; exhibits homology to C-terminal end of Bul1p; expressed as a readthrough product of BSC5, the readthrough locus being termed BUL3; the BUL3 readthrough product is involved in ubiquitin-mediated sorting of plasma membrane proteins and interacts with WW domains of Rsp5p in vitro, but in a functionally different way than the non-readthrough form biological_process molecular_function cellular_component YKR078W YKR078W hom 0.0112340025069236 0.516450415377602 1933 Cytoplasmic protein of unknown function, has similarity to Vps5p; potential Cdc28p substrate; contains a Phox homology (PX) domain and specifically binds phosphatidylinositol 3-phosphate (PtdIns-3-P) biological_process phosphatidylinositol-3-phosphate binding cytoplasm YER002W NOP16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0112241558331623 0.515814387566563 1934 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YPR167C MET16 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0112201774154716 0.515900596231462 1935 3'-phosphoadenylsulfate reductase, reduces 3'-phosphoadenylyl sulfate to adenosine-3',5'-bisphosphate and free sulfite using reduced thioredoxin as cosubstrate, involved in sulfate assimilation and methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process phosphoadenylyl-sulfate reductase (thioredoxin) activity cytoplasm YJL123C MTC1 hom FT GOLGI APPARATUS 0.0112179013273083 0.515985753055111 1936 Protein of unknown function that may interact with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to COPI-coated vesicles (early Golgi); mtc1 is synthetically lethal with cdc13-1 biological_process molecular_function COPI-coated vesicle|ribosome|Golgi apparatus|cytoplasm YKL214C YRA2 hom FT RNA LOCALIZATION|NUCLEUS 0.0112083969956402 0.516341423773385 1937 Member of the REF (RNA and export factor binding proteins) family; when overexpressed, can substitute for the function of Yra1p in export of poly(A)+ mRNA from the nucleus poly(A)+ mRNA export from nucleus RNA binding nucleus YML055W SPC2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0111969615465488 0.5167695290188 1938 Subunit of signal peptidase complex (Spc1p, Spc2p, Spc3p, Sec11p), which catalyzes cleavage of N-terminal signal sequences of proteins targeted to the secretory pathway; homologous to mammalian SPC25 signal peptide processing|protein targeting to ER peptidase activity signal peptidase complex YAR035W YAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0111802351294969 0.517396041450595 1939 Outer mitochondrial carnitine acetyltransferase, minor ethanol-inducible enzyme involved in transport of activated acyl groups from the cytoplasm into the mitochondrial matrix; phosphorylated carnitine metabolic process|alcohol metabolic process carnitine O-acetyltransferase activity mitochondrion YCR044C PER1 hom FF|FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0111732448512885 0.51772044521064 1940 Protein of the endoplasmic reticulum, required for GPI-phospholipase A2 activity that remodels the GPI anchor as a prerequisite for association of GPI-anchored proteins with lipid rafts; functionally complemented by human ortholog PERLD1 GPI anchor biosynthetic process|cellular manganese ion homeostasis molecular_function fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum YKR070W_p YKR070W hom FT MITOCHONDRION 0.0111726476327066 0.517867774390531 1941 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YBR094W PBY1 hom 0.0111625592080302 0.518058545810046 1942 Putative tubulin tyrosine ligase associated with P-bodies; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|biological_process molecular_function cytoplasmic mRNA processing body|cytoplasm YGR042W YGR042W hom FT NUCLEUS 0.0111609362157403 0.518681620123365 1943 Protein of unknown function; involved in maintenance of proper telomere length; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; forms nuclear foci upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.0111509037623654 0.51849563883362 1944 Rab family GTP-binding protein that contains the PEST signal sequence specific for proteolytic enzymes; may be involved in vesicular transport; overexpression leads to accumulation of Golgi-like cisternae with budding vesicles Golgi organization GTPase activity|guanyl nucleotide binding cytoplasm YDR215C_d YDR215C hom 0.0111486598175319 0.518829395139132 1945 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays elevated sensitivity to expression of a mutant huntingtin fragment or of alpha-synuclein Unknown Unknown Unknown YIR021W-A_p YIR021W-A hom 0.0111471664464929 0.518635832933311 1946 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0111412666591703 0.519668791042549 1947 Small plasma membrane protein related to a family of plant polypeptides that are overexpressed under high salt concentration or low temperature, not essential for viability, deletion causes hyperpolarization of the plasma membrane potential regulation of membrane potential|cation transport molecular_function plasma membrane YLR150W STM1 hom FT SIGNALING|TRANSLATION|NUCLEUS|RIBOSOME 0.0111335033207333 0.51914853033617 1948 Protein required for optimal translation under nutrient stress; perturbs association of Yef3p with ribosomes; involved in TOR signaling; binds G4 quadruplex and purine motif triplex nucleic acid; helps maintain telomere structure; protein abundance increases in response to DNA replication stress; serves as a ribosome preservation factor both during quiescence and recovery translational elongation|TOR signaling cascade|regulation of translational initiation in response to stress|telomere maintenance|anti-apoptosis triplex DNA binding|DNA binding|telomeric DNA binding cytosolic ribosome|polysome|cytoplasm YER009W NTF2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0111197519259638 0.519664803944627 1949 Nuclear envelope protein, interacts with GDP-bound Gsp1p and with proteins of the nuclear pore to transport Gsp1p into the nucleus where it is an essential player in nucleocytoplasmic transport nucleocytoplasmic transport|protein import into nucleus Ran GTPase binding nuclear envelope|integral to membrane YIL134C-A_p YIL134C-A hom 0.011075698504706 0.521320498481367 1950 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YML032C RAD52 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0110597546753087 0.521920396154399 1951 Protein that stimulates strand exchange by facilitating Rad51p binding to single-stranded DNA; anneals complementary single-stranded DNA; involved in the repair of double-strand breaks in DNA during vegetative growth and meiosis postreplication repair|telomere maintenance via recombination|meiotic joint molecule formation|meiotic DNA recombinase assembly|DNA recombinase assembly|DNA strand renaturation|double-strand break repair via synthesis-dependent strand annealing|double-strand break repair via single-strand annealing|double-strand break repair via break-induced replication recombinase activity nuclear chromosome|nucleus YLR323C CWC24 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0110489309416385 0.522327848770723 1952 Spliceosome assembly factor, essential for the first step of splicing; component of the pre-catalytic spliceosome complex containing Cef1p; has similarity to S. pombe Cwf24p generation of catalytic spliceosome for first transesterification step|snoRNA splicing molecular_function nucleus|U2-type spliceosomal complex YCL016C DCC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|CHROMOSOME 0.0110395425444797 0.522681401338508 1953 Subunit of a complex with Ctf8p and Ctf18p that shares some components with Replication Factor C, required for sister chromatid cohesion and telomere length maintenance maintenance of DNA trinucleotide repeats|response to DNA damage stimulus|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YOR069W VPS5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0110303476430649 0.523337847641458 1954 Nexin-1 homolog required for localizing membrane proteins from a prevacuolar/late endosomal compartment back to the late Golgi apparatus; structural component of the retromer membrane coat complex; forms a retromer subcomplex with Vps17p; required for recruiting the retromer complex to the endosome membranes protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding cytosol|endosome|retromer complex, outer shell|retromer complex YPR154W PIN3 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS 0.0110264495260278 0.523174669313647 1955 Protein that induces appearance of [PIN+] prion when overproduced actin cytoskeleton organization molecular_function nucleus|cytoplasm YOR348C PUT4 hom FT PLASMA MEMBRANE 0.011016164253981 0.523562325337358 1956 Proline permease, required for high-affinity transport of proline; also transports the toxic proline analog azetidine-2-carboxylate (AzC); PUT4 transcription is repressed in ammonia-grown cells neutral amino acid transport|proline transport|gamma-aminobutyric acid transport neutral amino acid transmembrane transporter activity|L-proline transmembrane transporter activity integral to membrane|plasma membrane YGR058W PEF1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0110121786877711 0.523712582509307 1957 Penta-EF-hand protein required for polar bud growth and cell wall abscission; binds calcium and zinc with different affinity; localizes to bud site in G1, bud neck in G2; binds to Sec31p and modulates COPII coat assembly bipolar cellular bud site selection|regulation of COPII vesicle coating|axial cellular bud site selection zinc ion binding|calcium ion binding cytosol|site of polarized growth|nucleus|cellular bud neck|cytoplasm YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.01098675187386 0.524857262789067 1958 Putative protein of unknown function, required for mitochondrial genome maintenance; null mutation results in a decrease in plasma membrane electron transport mitochondrial genome maintenance molecular_function mitochondrion YCR098C GIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0109826478128449 0.524826594624432 1959 Plasma membrane permease, mediates uptake of glycerophosphoinositol and glycerophosphocholine as sources of the nutrients inositol and phosphate; expression and transport rate are regulated by phosphate and inositol availability transmembrane transport|glycerophosphodiester transport glycerophosphodiester transmembrane transporter activity integral to membrane|plasma membrane YPR087W_d VPS69 hom 0.010967985134239 0.525627362736357 1960 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene SRP54; deletion causes a vacuolar protein sorting defect Unknown Unknown Unknown YGL166W CUP2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0109609116902386 0.525832634850603 1961 Copper-binding transcription factor; activates transcription of the metallothionein genes CUP1-1 and CUP1-2 in response to elevated copper concentrations; CUP2 has a paralog, HAA1, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter|response to copper ion RNA polymerase II core promoter proximal region sequence-specific DNA binding|copper ion regulated core promoter proximal region sequence-specific DNA binding RNA polymerase II transcription factor activity|copper ion binding nucleus YGL253W HXK2 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0109339821043884 0.526665084815952 1962 Hexokinase isoenzyme 2; catalyzes phosphorylation of glucose in the cytosol; predominant hexokinase during growth on glucose; functions in the nucleus to repress expression of HXK1 and GLK1 and to induce expression of its own gene; phosphorylation/dephosphorylation at serine-14 by protein kinase Snf1p and protein phosphatase Glc7p-Reg1p regulates nucleocytoplasmic shuttling of Hxk2p; HXK2 has a paralog, HXK1, that arose from the whole genome duplication replicative cell aging|fructose import|regulation of transcription by glucose|glucose import|mannose metabolic process|glycolysis|glucose metabolic process|regulation of cell size|fructose metabolic process hexokinase activity cytosol|mitochondrion|nucleus YOR266W PNT1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.010930437369021 0.526799125935791 1963 Mitochondrial integral inner membrane protein involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p; deletion mutant sensitive to the anti-Pneumocystis carinii drug pentamidine protein insertion into mitochondrial membrane from inner side molecular_function mitochondrion|integral to mitochondrial inner membrane YLR207W HRD3 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0109260528363918 0.526964947347476 1964 Resident protein of the ER membrane that plays a central role in ER-associated protein degradation (ERAD), forms HRD complex with Hrd1p and ERAD determinants that engages in lumen to cytosol communication and coordination of ERAD events ER-associated protein catabolic process ubiquitin-protein ligase activity Hrd1p ubiquitin ligase ERAD-M complex|luminal surveillance complex|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YOR198C BFR1 hom FT CELL CYCLE|ENDOMEMBRANE SYSTEM 0.0109243409100297 0.527029699000583 1965 Component of mRNP complexes associated with polyribosomes; implicated in secretion and nuclear segregation; multicopy suppressor of BFA (Brefeldin A) sensitivity meiosis|mRNA metabolic process|regulation of mitosis RNA binding ribonucleoprotein complex|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YNL162W-A_p YNL162W-A hom FT NUCLEUS 0.0109041117468331 0.528041475676997 1966 Putative protein of unknown function; identified by homology biological_process molecular_function nucleus|cytoplasm YNL272C SEC2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SITE OF POLARIZED GROWTH 0.0108921796909957 0.528246914164419 1967 Guanyl-nucleotide exchange factor for the small G-protein Sec4p; essential for post-Golgi vesicle transport and for autophagy; associates with the exocyst, via exocyst subunit Sec15p, on secretory vesicles autophagy|exocytosis guanyl-nucleotide exchange factor activity|phosphatidylinositol-4-phosphate binding cytosol|transport vesicle|mating projection tip|cellular bud neck|cellular bud tip YBR102C EXO84 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|SITE OF POLARIZED GROWTH 0.0108767237256396 0.528832389509251 1968 Exocyst subunit with dual roles in exocytosis and spliceosome assembly; subunit of the the exocyst complex which mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane (PM) prior to SNARE-mediated fusion; required for exocyst assembly and targeting the complex to specific sites on the bud tip PM; associates the U1 snRNP; role in pre-mRNA splicing and prespliceosome formation; possible Cdc28 substrate spliceosomal complex assembly|Golgi to plasma membrane transport|exocyst localization|exocytosis|exocyst assembly molecular_function incipient cellular bud site|mating projection tip|cellular bud neck|cellular bud tip|exocyst YPL087W YDC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0108762586481749 0.528850011860239 1969 Alkaline dihydroceramidase, involved in sphingolipid metabolism; preferentially hydrolyzes dihydroceramide to a free fatty acid and dihydrosphingosine; has a minor reverse activity; YDC1 has a paralog, YPC1, that arose from the whole genome duplication ceramide catabolic process|ceramide biosynthetic process dihydroceramidase activity integral to membrane|endoplasmic reticulum YMR276W DSK2 hom FT CELL CYCLE|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0108489662126113 0.529884678356915 1970 Nuclear-enriched ubiquitin-like polyubiquitin-binding protein; required for spindle pole body (SPB) duplication and for transit through the G2/M phase of the cell cycle; involved in proteolysis; interacts with the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|spindle pole body duplication associated with nuclear envelope protein binding, bridging nucleus YPL016W SWI1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0108456752308395 0.530009510146107 1971 Subunit of the SWI/SNF chromatin remodeling complex; regulates transcription by remodeling chromatin; required for transcription of many genes, including ADH1, ADH2, GAL1, HO, INO1 and SUC2; can form the prion [SWI+]; human homolog ARID1A is a candidate tumor suppressor gene in breast cancer cellular alcohol catabolic process|ATP-dependent chromatin remodeling|positive regulation of mating type switching|sucrose catabolic process|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter|DNA-dependent DNA replication RNA polymerase II activating transcription factor binding SWI/SNF complex|nucleus YMR294W JNM1 hom FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.010833065346483 0.530487959853848 1972 Component of the yeast dynactin complex, consisting of Nip100p, Jnm1p, and Arp1p; required for proper nuclear migration and spindle partitioning during mitotic anaphase B nuclear migration|establishment of mitotic spindle orientation structural constituent of cytoskeleton dynactin complex|cell cortex|spindle pole body|astral microtubule YBR260C RGD1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0108326681589467 0.530503033675782 1973 GTPase-activating protein (RhoGAP) for Rho3p and Rho4p, possibly involved in control of actin cytoskeleton organization response to acid|osmosensory signaling pathway Rho GTPase activator activity|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding|phosphatidylinositol-5-phosphate binding cellular bud|mating projection tip|actin cortical patch YFL047W RGD2 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0108278001784491 0.530687797992728 1974 GTPase-activating protein (RhoGAP) for Cdc42p and Rho5p; relocalizes from bud neck to cytoplasm upon DNA replication stress small GTPase mediated signal transduction Rho GTPase activator activity cellular bud neck|cytoplasm YNL243W SLA2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0107972041722738 0.531849817084511 1975 Adaptor protein that links actin to clathrin and endocytosis; involved in membrane cytoskeleton assembly and cell polarization; present in the actin cortical patch of the emerging bud tip; dimer in vivo bipolar cellular bud site selection|fungal-type cell wall organization|actin filament organization|endocytosis|exocytosis protein binding, bridging incipient cellular bud site|mating projection tip|actin cortical patch YNR025C_d YNR025C hom 0.0107709317567844 0.532909760811408 1976 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion reduces expression of PIS1 gene encoding phosphatidylinositol synthase Unknown Unknown Unknown YGL136C MRM2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.01075917671374 0.533295872478876 1977 Mitochondrial 2' O-ribose methyltransferase, required for methylation of U(2791) in 21S rRNA; MRM2 deletion confers thermosensitive respiration and loss of mitochondrial DNA; has similarity to Spb1p and Trm7p, and to E. coli FtsJ/RrmJ rRNA methylation rRNA (uridine-2'-O-)-methyltransferase activity mitochondrion YLR460C_p YLR460C hom FT OXIDATION-REDUCTION PROCESS 0.0107348857376128 0.534220614796854 1978 Member of the quinone oxidoreductase family, up-regulated in response to the fungicide mancozeb; possibly up-regulated by iodine biological_process molecular_function cellular_component YHR014W SPO13 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0107272383923942 0.534511911847475 1979 Meiosis-specific protein, involved in maintaining sister chromatid cohesion during meiosis I as well as promoting proper attachment of kinetochores to the spindle during meiosis I and meiosis II protein localization to chromosome, centromeric region|meiotic sister chromatid cohesion|positive regulation of sister chromatid cohesion molecular_function nucleus|condensed nuclear chromosome, centromeric region YJL075C_d APQ13 hom 0.0107183001360573 0.534852482852611 1980 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene NET1; null mutant is sensitive to sorbate Unknown Unknown Unknown YHR049W FSH1 hom FT NUCLEUS 0.0107142609775822 0.535006421263364 1981 Putative serine hydrolase that localizes to both the nucleus and cytoplasm; sequence is similar to S. cerevisiae Fsh2p and Fsh3p and the human candidate tumor suppressor OVCA2 biological_process hydrolase activity nucleus|cytoplasm YBL097W BRN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.010707009248406 0.535282851605975 1982 Subunit of the condensin complex; required for chromosome condensation and for clustering of tRNA genes at the nucleolus; may influence multiple aspects of chromosome transmission mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation molecular_function nucleus|SMC loading complex|nuclear condensin complex YOR183W_p FYV12 hom 0.0106847012370468 0.536133666772807 1983 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cellular_component YFR045W_p YFR045W hom FT MITOCHONDRION 0.0106790006763777 0.536351192098287 1984 Putative mitochondrial transport protein; null mutant is viable, exhibits decreased levels of chitin and normal resistance to calcofluor white transport transporter activity integral to membrane|mitochondrial inner membrane YCR075C ERS1 hom 0.0106785151165755 0.536369722424461 1985 Protein with similarity to human cystinosin, which is a H(+)-driven transporter involved in L-cystine export from lysosomes and implicated in the disease cystinosis; contains seven transmembrane domains L-cystine transport|transmembrane transport L-cystine transmembrane transporter activity endosome|integral to membrane|fungal-type vacuole YIL043C CBR1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0106712840201662 0.536645719478377 1986 Microsomal cytochrome b reductase, not essential for viability; also detected in mitochondria; mutation in conserved NADH binding domain of the human ortholog results in type I methemoglobinemia biological_process cytochrome-b5 reductase activity mitochondrial outer membrane|mitochondrion YER171W RAD3 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0106620437782035 0.536998505644366 1987 5' to 3' DNA helicase; involved in nucleotide excision repair and transcription; subunit of RNA polII initiation factor TFIIH and of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPD protein; mutant has aneuploidy tolerance; protein abundance increases in response to DNA replication stress regulation of transposition, RNA-mediated|phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair, DNA incision|regulation of mitotic recombination|transcription from RNA polymerase II promoter damaged DNA binding|ATP-dependent 5'-3' DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YPL216W_p YPL216W hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.010654142812319 0.53730025155772 1988 Putative protein of unknown function; YPL216W is not an essential gene biological_process molecular_function cellular_component YGR263C SAY1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0106428407285275 0.5377320376098 1989 Sterol deacetylase; component of the sterol acetylation/deacetylation cycle along with Atf2p; integral membrane protein with active site in the ER lumen; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum response to toxin|sterol metabolic process|sterol deacetylation steryl deacetylase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum lumen YGL141W HUL5 hom FT PROTEOLYSIS|NUCLEUS 0.0106279961593986 0.538299425647218 1990 Multiubiquitin chain assembly factor (E4); proteasome processivity factor that elongates polyUb chains on substrates, opposing Ubp6p, a branched polyubiquitin protease; required for retrograde transport of misfolded proteins during ERAD ER-associated protein catabolic process|protein polyubiquitination ubiquitin-ubiquitin ligase activity proteasome complex|nucleus|cytoplasm YML058W-A HUG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0106226267209621 0.538504729846313 1991 Protein involved in the Mec1p-mediated checkpoint pathway; transcription is induced by DNA damage; protein abundance increases in response to DNA replication stress cell cycle arrest|cell cycle checkpoint|response to DNA damage stimulus molecular_function cytoplasm YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0106143595631839 0.539063203681469 1992 Cadmium transporting P-type ATPase; may also have a role in copper and iron homeostasis; stabilized by Cd binding, which prevents ubiquitination; S288C and other lab strains contain a G970R mutation which eliminates Cd transport function cadmium ion transport|cellular iron ion homeostasis|cellular metal ion homeostasis|transmembrane transport copper-transporting ATPase activity|cadmium-exporting ATPase activity|copper ion binding|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism integral to membrane|plasma membrane YDR277C MTH1 hom FT SIGNALING 0.0106067106966124 0.539476877066179 1993 Negative regulator of the glucose-sensing signal transduction pathway, required for repression of transcription by Rgt1p; interacts with Rgt1p and the Snf3p and Rgt2p glucose sensors; phosphorylated by Yck1p, triggering Mth1p degradation glucose transport|signal transduction molecular_function cellular_component YOR315W SFG1 hom FT CELL CYCLE|NUCLEUS 0.0106027485969246 0.539265125205665 1994 Nuclear protein, putative transcription factor required for growth of superficial pseudohyphae (which do not invade the agar substrate) but not for invasive pseudohyphal growth; may act together with Phd1p; potential Cdc28p substrate mitotic cell cycle|pseudohyphal growth molecular_function nucleus|cytoplasm YOR197W MCA1 hom FT PROTEOLYSIS|NUCLEUS 0.0105760317238185 0.540287968610681 1995 Ca2+-dependent cysteine protease; may cleave specific substrates during the stress response; regulates apoptosis upon H2O2 treatment; required for clearance of insoluble protein aggregates during normal growth; implicated in cell cycle dynamics; undergoes autocatalytic processing; similar to mammalian metacaspases, but exists as a monomer due to an extra pair of anti-parallel beta-strands that form a continuous beta-sheet, blocking potential dimerization misfolded or incompletely synthesized protein catabolic process|apoptotic process cysteine-type peptidase activity nucleus YLR017W MEU1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0105548173881459 0.54110084016145 1996 Methylthioadenosine phosphorylase (MTAP), catalyzes the initial step in the methionine salvage pathway; affects polyamine biosynthesis through regulation of ornithine decarboxylase (Spe1p) activity; regulates ADH2 gene expression L-methionine salvage from methylthioadenosine|glutamate biosynthetic process S-methyl-5-thioadenosine phosphorylase activity|mRNA binding cytoplasm YNL332W THI12 hom 0.0105238817955795 0.542347527528662 1997 Protein involved in synthesis of the thiamine precursor hydroxymethylpyrimidine (HMP); member of a subtelomeric gene family including THI5, THI11, THI12, and THI13 thiamine biosynthetic process molecular_function cellular_component YHR152W SPO12 hom FT CELL CYCLE|NUCLEUS 0.0105058519878072 0.542979380095748 1998 Nucleolar protein of unknown function, positive regulator of mitotic exit; involved in regulating release of Cdc14p from the nucleolus in early anaphase, may play similar role in meiosis regulation of exit from mitosis|mitotic cell cycle|meiosis I molecular_function nucleolus|nucleus YOR220W RCN2 hom 0.0105005037020752 0.543244909451732 1999 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; phosphorylated in response to alpha factor; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YHR182W YHR182W hom FT SIGNALING 0.010488510126357 0.543645472145972 2000 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and cytoplasm; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cytoplasm YOR242C SSP2 hom FT CELL WALL ORG/BIOGENESIS 0.0104362335585986 0.545895575893331 2001 Sporulation specific protein that localizes to the spore wall; required for sporulation at a point after meiosis II and during spore wall formation; SSP2 expression is induced midway in meiosis ascospore wall assembly|ascospore formation molecular_function ascospore wall YMR173W DDR48 hom FT RESPONSE TO DNA DAMAGE 0.010434069571301 0.545739142987508 2002 DNA damage-responsive protein; expression is increased in response to heat-shock stress or treatments that produce DNA lesions; contains multiple repeats of the amino acid sequence NNNDSYGS; protein abundance increases in response to DNA replication stress DNA repair ATPase activity|GTPase activity cytoplasm YIL114C POR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0104231380568105 0.5461600277574 2003 Putative mitochondrial porin (voltage-dependent anion channel); not required for mitochondrial membrane permeability or mitochondrial osmotic stability; POR2 has a paralog, POR1, that arose from the whole genome duplication DNA transport|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to membrane YJR038C_d YJR038C hom 0.0104071755005666 0.546774906228015 2004 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL063C_p YKL063C hom FT GOLGI APPARATUS 0.0103944411494935 0.547265679641308 2005 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the Golgi biological_process molecular_function Golgi apparatus YLR004C THI73 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0103764381650579 0.548198729645257 2006 Putative plasma membrane permease proposed to be involved in carboxylic acid uptake and repressed by thiamine; substrate of Dbf2p/Mob1p kinase; transcription is altered if mitochondrial dysfunction occurs transport transporter activity integral to membrane|endoplasmic reticulum YNR043W MVD1 het FT LIPID METABOLISM 0.0103545649326594 0.548803890284583 2007 Mevalonate pyrophosphate decarboxylase, essential enzyme involved in the biosynthesis of isoprenoids and sterols, including ergosterol; acts as a homodimer sterol biosynthetic process diphosphomevalonate decarboxylase activity cytoplasm YCR049C_d YCR049C hom 0.0103365559214616 0.549499279898363 2008 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL164W-A_p YOL164W-A hom 0.0103216621880147 0.550074705838429 2009 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YEL064C AVT2 hom FT ENDOPLASMIC RETICULUM 0.0103202878589536 0.550425381075131 2010 Putative transporter, member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters transport transporter activity integral to membrane|endoplasmic reticulum YOR043W WHI2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0103138587994154 0.550376311589074 2011 Protein required, with binding partner Psr1p, for full activation of the general stress response, possibly through Msn2p dephosphorylation; regulates growth during the diauxic shift; negative regulator of G1 cyclin expression response to salt stress|mitochondrion degradation|actin filament organization|endocytosis|response to heat|regulation of growth|response to stress phosphatase activator activity cellular_component YGR117C_p YGR117C hom 0.0103102465916903 0.550515953181828 2012 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YGL088W_d YGL088W hom 0.010301817834022 0.550841861899046 2013 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps snR10, a snoRNA required for preRNA processing Unknown Unknown Unknown YLR116W MSL5 het FT RNA PROCESSING|NUCLEUS 0.0102907348058676 0.551270545741069 2014 Component of the commitment complex, which defines the first step in the splicing pathway; essential protein that interacts with Mud2p and Prp40p, forming a bridge between the intron ends; also involved in nuclear retention of pre-mRNA mRNA splicing, via spliceosome pre-mRNA branch point binding commitment complex YOR267C HRK1 hom FT ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.010269671524389 0.552085710471015 2015 Protein kinase; implicated in activation of the plasma membrane H(+)-ATPase Pma1p in response to glucose metabolism; plays a role in ion homeostasis; protein abundance increases in response to DNA replication stress protein phosphorylation|cellular ion homeostasis protein serine/threonine kinase activity|protein kinase activity cytoplasm YAL040C CLN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.010266261854488 0.552277010244907 2016 G1 cyclin involved in cell cycle progression; activates Cdc28p kinase to promote the G1 to S phase transition; plays a role in regulating transcription of the other G1 cyclins, CLN1 and CLN2; regulated by phosphorylation and proteolysis vacuole organization|regulation of cyclin-dependent protein kinase activity|regulation of transcription involved in G1/S phase of mitotic cell cycle|vacuole fusion, non-autophagic|regulation of cell size|G1/S transition of mitotic cell cycle cyclin-dependent protein kinase regulator activity nucleus YKR094C RPL40B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.010239291390179 0.553558537098591 2017 Ubiquitin-ribosomal 60S subunit protein L40B fusion protein; cleaved to yield ubiquitin and ribosomal protein L40B; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40B has a paralog, RPL40A, that arose from the whole genome duplication cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag mitochondrion|cytosolic large ribosomal subunit YGR139W_d YGR139W hom 0.0102300702281151 0.553619910145625 2018 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL215W CLG1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS 0.0102290187305196 0.553719822726105 2019 Cyclin-like protein that interacts with Pho85p; has sequence similarity to G1 cyclins PCL1 and PCL2 positive regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YKL184W SPE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0102187371145538 0.554532559838955 2020 Ornithine decarboxylase, catalyzes the first step in polyamine biosynthesis; degraded in a proteasome-dependent manner in the presence of excess polyamines; deletion decreases lifespan, and increases necrotic cell death and ROS generation pantothenate biosynthetic process|putrescine biosynthetic process ornithine decarboxylase activity cytoplasm YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0102163647414802 0.554151362222223 2021 Mitochondrial inner membrane protein required for assembly of the F0 sector of mitochondrial F1F0 ATP synthase, interacts genetically with ATP6 mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding integral to mitochondrial membrane|mitochondrion|mitochondrial inner membrane YPL246C RBD2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0102161232869968 0.554160727241084 2022 Possible rhomboid protease, has similarity to eukaryotic rhomboid proteases including Pcp1p biological_process molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YKL205W LOS1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0102140657749388 0.554417843634825 2023 Nuclear pore protein involved in nuclear export of pre-tRNA and in re-export of mature tRNAs after their retrograde import from the cytoplasm tRNA re-export from nucleus|tRNA splicing, via endonucleolytic cleavage and ligation|tRNA export from nucleus tRNA binding|Ran GTPase binding mitochondrion|integral to membrane|nuclear matrix|cytoplasm YBR200W-A_p YBR200W-A hom 0.010208973648687 0.554438067165793 2024 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR172C YIP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.010207281789659 0.554740041728368 2025 Integral membrane protein required for the biogenesis of ER-derived COPII transport vesicles; interacts with Yif1p and Yos1p; localizes to the Golgi, the ER, and COPII vesicles; homolog of human YIPF4 vesicle-mediated transport|ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus molecular_function integral to membrane|ER to Golgi transport vesicle|integral to Golgi membrane|endoplasmic reticulum membrane YOR047C STD1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.0101950090537552 0.554979960113546 2026 Protein involved in control of glucose-regulated gene expression; interacts with kinase Snf1p, glucose sensors Snf3p and Rgt2p, TATA-binding Spt15p; regulator of transcription factor Rgt1p; interactions with Pma1p appear to propagate [GAR+] response to salt stress|signal transduction|nicotinamide riboside biosynthetic process|glucose metabolic process|nicotinic acid riboside biosynthetic process|regulation of transcription from RNA polymerase II promoter protein kinase activator activity plasma membrane|nucleus YPL150W_p YPL150W hom FT PROTEIN PHOSPHORYLATION 0.0101793864150633 0.555586499559458 2027 Protein kinase of unknown cellular role; binds phosphatidylinositols and cardiolipin in a large-scale study protein phosphorylation protein kinase activity cellular_component YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0101781271983818 0.555635401967219 2028 Ubiquitin-protein ligase subunit of the CCR4-NOT complex; with Ubc4p, ubiquitinates nascent polypeptide-associated complex subunits and histone demethyase Jhd2p; CCR4-NOT has roles in transcription regulation, mRNA degradation, and post-transcriptional modifications deadenylation-independent decapping of nuclear-transcribed mRNA|positive regulation of transcription elongation from RNA polymerase II promoter|protein polyubiquitination|protein ubiquitination ubiquitin-protein ligase activity|sequence-specific DNA binding CCR4-NOT core complex|cytoplasm YNL112W DBP2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.01016868635486 0.556296830199629 2029 ATP-dependent RNA helicase of the DEAD-box protein family; has a strong preference for dsRNA; involved mRNA decay and rRNA processing; may be involved in suppression of transcription from cryptic initiation sites nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|rRNA processing RNA helicase activity mitochondrion|nucleus|cytoplasm YLR215C CDC123 het FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0101348641284514 0.55737561508042 2030 Protein involved in nutritional control of the cell cycle; regulates abundance of the translation initiation factor eIF2; ortholog of human D123 protein regulation of mitotic cell cycle|regulation of translation molecular_function cytoplasm YJL186W MNN5 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0101247010674241 0.557712169663637 2031 Alpha-1,2-mannosyltransferase, responsible for addition of the second alpha-1,2-linked mannose of the branches on the mannan backbone of oligosaccharides, localizes to an early Golgi compartment protein glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YMR105W-A_p YMR105W-A hom 0.0101179354835302 0.557975428889779 2032 Putative protein of unknown function biological_process molecular_function cellular_component YKL030W_d YKL030W hom 0.0101060263638091 0.558438977690292 2033 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene MAE1 Unknown Unknown Unknown YGR011W_d YGR011W hom 0.0100925066267396 0.55896544456866 2034 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL151C RPC31 het FT NUCLEUS 0.01008285240163 0.559693270671449 2035 RNA polymerase III subunit C31 transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YER027C GAL83 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0100641820360111 0.560069202014735 2036 One of three possible beta-subunits of the Snf1 kinase complex, allows nuclear localization of the Snf1 kinase complex in the presence of a nonfermentable carbon source; contains glycogen-binding domain signal transduction|cell adhesion|protein phosphorylation|invasive growth in response to glucose limitation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|nucleus|nuclear envelope lumen|cytoplasm YHR064C SSZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.010049822657226 0.560629163822248 2037 Hsp70 protein that interacts with Zuo1p (a DnaJ homolog) to form a ribosome-associated complex that binds the ribosome via the Zuo1p subunit; also involved in pleiotropic drug resistance via sequential activation of PDR1 and PDR5; binds ATP cytoplasmic translation|regulation of translational fidelity|rRNA processing unfolded protein binding polysome|cytoplasm YDR305C HNT2 hom FT NUCLEUS|MITOCHONDRION 0.0100481763624368 0.560693380445149 2038 Dinucleoside triphosphate hydrolase; has similarity to the tumor suppressor FHIT and belongs to the histidine triad (HIT) superfamily of nucleotide-binding proteins nucleoside catabolic process hydrolase activity|nucleoside-triphosphatase activity mitochondrion|nucleus|cytoplasm YML114C TAF8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0100405311959404 0.560991640255572 2039 TFIID subunit (65 kDa), involved in RNA polymerase II transcription initiation RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly nucleus|transcription factor TFIID complex YBL076C ILS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0100388859963214 0.561114258851015 2040 Cytoplasmic isoleucine-tRNA synthetase, target of the G1-specific inhibitor reveromycin A cytoplasmic translation|isoleucyl-tRNA aminoacylation isoleucine-tRNA ligase activity cytosol YPL265W DIP5 hom FT PLASMA MEMBRANE 0.0100297117171524 0.561413870204207 2041 Dicarboxylic amino acid permease; mediates high-affinity and high-capacity transport of L-glutamate and L-aspartate; also a transporter for Gln, Asn, Ser, Ala, and Gly; relocalizes from plasma membrane to vacuole upon DNA replication stress amino acid transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YDR395W SXM1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00999328907369611 0.562836391270347 2042 Nuclear transport factor (karyopherin) involved in protein transport between the cytoplasm and nucleoplasm; similar to Nmd5p, Cse1p, Lph2p, and the human cellular apoptosis susceptibility protein, CAS1 mRNA export from nucleus|nucleocytoplasmic transport protein transporter activity integral to membrane|nucleus|cytoplasm YDR142C PEX7 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.00999239541503031 0.562871315801986 2043 Peroxisomal signal receptor for the N-terminal nonapeptide signal (PTS2) of peroxisomal matrix proteins; WD repeat protein; defects in human homolog cause lethal rhizomelic chondrodysplasia punctata (RCDP) protein import into peroxisome matrix, docking peroxisome matrix targeting signal-2 binding cytosol|peroxisome YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.00997306266777225 0.563627102932111 2044 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on mutant phenotype and its regulation by Ste12p conjugation with cellular fusion glucosidase activity fungal-type cell wall|extracellular region|endoplasmic reticulum|cytoplasm YNL043C_d YNL043C hom 0.00997099213940039 0.563708076360226 2045 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YIP3/YNL044W Unknown Unknown Unknown YJL216C IMA5 hom FT CARBOHYDRATE METABOLISM 0.0099687496934235 0.563795779395736 2046 Alpha-glucosidase; specificity for isomaltose, maltose, and palatinose, but not alpha-methylglucoside; member of the IMA isomaltase family; not required for isomaltose utilization, but Ima5p overexpression allows the ima1 null mutant to grow on isomaltose disaccharide catabolic process oligo-1,6-glucosidase activity cellular_component YMR143W RPS16A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00993259796416691 0.565210595374088 2047 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S16 and bacterial S9; RPS16A has a paralog, RPS16B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YOL022C TSR4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS 0.00991537215424508 0.565885335569862 2048 Cytoplasmic protein required for correct processing of the 20S pre-rRNA at site D to generate mature 18S rRNA; essential gene in S288C background but not in CEN.PK2 maturation of SSU-rRNA molecular_function cytoplasm YKL060C FBA1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00990936513666571 0.566120723144958 2049 Fructose 1,6-bisphosphate aldolase, required for glycolysis and gluconeogenesis; catalyzes conversion of fructose 1,6 bisphosphate to glyceraldehyde-3-P and dihydroxyacetone-P; locates to mitochondrial outer surface upon oxidative stress gluconeogenesis|glycolysis fructose-bisphosphate aldolase activity cytosol|mitochondrion|cytoplasm YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.00990811686142093 0.56616964324293 2050 Pyridoxine (pyridoxamine) phosphate oxidase, has homologs in E. coli and Myxococcus xanthus; transcription is under the general control of nitrogen metabolism fatty acid metabolic process pyridoxamine-phosphate oxidase activity cellular_component YOR081C TGL5 hom FT LIPID METABOLISM 0.00990801390474034 0.566347460051853 2051 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidic acid acyltransferase activity; involved in triacylglycerol mobilization; localizes to lipid particles; potential Cdc28p substrate triglyceride mobilization lysophosphatidic acid acyltransferase activity|triglyceride lipase activity lipid particle YLR117C CLF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS|CHROMOSOME 0.00990615099071703 0.566246690128104 2052 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; homolog of Drosophila crooked neck protein; interacts with U1 snRNP proteins cis assembly of pre-catalytic spliceosome|DNA replication initiation DNA replication origin binding|chromatin binding|first spliceosomal transesterification activity|second spliceosomal transesterification activity chromatin|U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 2 spliceosome|U2-type catalytic step 1 spliceosome YML094W GIM5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00990353638130664 0.566349170330686 2053 Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YOL073C YOL073C hom 0.00989450324888246 0.566703294413145 2054 Subunit of the DSC ubiquitin ligase complex; ortholog of fission yeast dsc2 biological_process molecular_function integral to membrane YJR023C_d YJR023C het 0.00988051389107875 0.56725192575304 2055 Putative protein of unknown function; open reading frame overlaps LSM8/YJR022W encoding an essential snRNP protein required for RNA processing and splicing Unknown Unknown Unknown YDR170C SEC7 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.00987384517949716 0.567513547199084 2056 Guanine nucleotide exchange factor (GEF) for ADP ribosylation factors involved in proliferation of the Golgi, intra-Golgi transport and ER-to-Golgi transport; found in the cytoplasm and on Golgi-associated coated vesicles ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|autophagic vacuole assembly ARF guanyl-nucleotide exchange factor activity trans-Golgi network|cytosol|late endosome|integral to membrane|Golgi-associated vesicle YFL015C_d YFL015C hom 0.00984018703108847 0.568834876769624 2057 Dubious open reading frame unlikely to encode a protein; partially overlaps dubious ORF YFL015W-A; YFL015C is not an essential gene Unknown Unknown Unknown YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.00983111052726508 0.569191447577945 2058 Cytoplasmic malate dehydrogenase, one of three isozymes that catalyze interconversion of malate and oxaloacetate; involved in the glyoxylate cycle and gluconeogenesis during growth on two-carbon compounds; interacts with Pck1p and Fbp1 protein import into peroxisome matrix|gluconeogenesis|malate metabolic process L-malate dehydrogenase activity cytosol|cytoplasm YGL191W COX13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00981590298976325 0.569789115285627 2059 Subunit VIa of cytochrome c oxidase; present in a subclass of cytochrome c oxidase complexes that may have a role in mimimizing generation of reactive oxygen species; not essential for cytochrome c oxidase activity but may modulate activity in response to ATP; required for assembly of Rcf2p into cytochrome c oxidase - cytochrome bc1 supercomplexes mitochondrial respiratory chain supercomplex assembly|aerobic respiration enzyme regulator activity|cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YJL112W MDV1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.00978978969594939 0.570816084957386 2060 Peripheral protein of cytosolic face of mitochondrial outer membrane; required for mitochondrial fission; interacts with Fis1p and with the dynamin-related GTPase Dnm1p; contains WD repeats; MDV1 has a paralog, CAF4, that arose from the whole genome duplication peroxisome fission|mitochondrial fission|mitochondrial genome maintenance ubiquitin binding mitochondrial outer membrane|mitochondrion YHR088W RPF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00977683196112401 0.571440811688669 2061 Nucleolar protein involved in the assembly and export of the large ribosomal subunit; constituent of 66S pre-ribosomal particles; contains a sigma(70)-like motif, which is thought to bind RNA maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit assembly|ribosomal large subunit export from nucleus|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA primary transcript binding nucleolus|preribosome, large subunit precursor YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.00976498023859775 0.571792593469317 2062 Protein involved in sporulation; required for the construction of the outer spore wall layers; required for proper localization of Spo14p ascospore wall assembly|ascospore formation molecular_function prospore membrane YLR414C PUN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.00975651149438591 0.572126107714908 2063 Plasma membrane protein with a role in cell wall integrity; co-localizes with Sur7p in punctate membrane patches; null mutant displays decreased thermotolerance; transcription induced upon cell wall damage and metal ion stress fungal-type cell wall organization|protein oligomerization molecular_function integral to membrane|membrane raft|plasma membrane|cellular bud|cytoplasm YBR119W MUD1 hom FT RNA PROCESSING|NUCLEUS 0.00974199965168003 0.572697824666182 2064 U1 snRNP A protein, homolog of human U1-A; involved in nuclear mRNA splicing mRNA splicing, via spliceosome U1 snRNA binding|RNA binding U1 snRNP|U2-type prespliceosome YDR201W SPC19 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00971029253686222 0.573947918824154 2065 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; also localized to nuclear side of spindle pole body microtubule nucleation|mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle microtubule|condensed nuclear chromosome kinetochore|DASH complex|spindle pole body|spindle YJL089W SIP4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0096997652108447 0.574363257831749 2066 C6 zinc cluster transcriptional activator that binds to the carbon source-responsive element (CSRE) of gluconeogenic genes; involved in the positive regulation of gluconeogenesis; regulated by Snf1p protein kinase; localized to the nucleus positive regulation of transcription from RNA polymerase II promoter by a nonfermentable carbon source|positive regulation of gluconeogenesis|positive regulation of gluconeogenesis by positive regulation of transcription from RNA polymerase II promoter|Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YLR311C_d YLR311C hom 0.00967371359447961 0.575391694135463 2067 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR083W SAM35 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00965928311472025 0.575961738408872 2068 Essential component of the sorting and assembly machinery (SAM complex or TOB complex) of the mitochondrial outer membrane, which binds precursors of beta-barrel proteins and facilitates their insertion into the outer membrane mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane molecular_function mitochondrial outer membrane|mitochondrial sorting and assembly machinery complex|mitochondrion YDL089W NUR1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.00965152081515534 0.576496119332269 2069 Protein of unknown function; interacts with Csm1p, Lrs4p; required for rDNA repeat stability; null mutant causes increase in unequal sister-chromatid exchange; GFP-fusion protein localizes to the nuclear periphery, possible Cdc28p substrate maintenance of rDNA molecular_function nuclear periphery YIL035C CKA1 hom FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00964711647171783 0.576442561765249 2070 Alpha catalytic subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity|protein kinase activity protein kinase CK2 complex|UTP-C complex YBR081C SPT7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|HISTONE ACETYLTRANSFERASE 0.00964123883827181 0.576674912469765 2071 Subunit of the SAGA transcriptional regulatory complex, involved in proper assembly of the complex; also present as a C-terminally truncated form in the SLIK/SALSA transcriptional regulatory complex conjugation with cellular fusion|histone acetylation|protein complex assembly|chromatin modification structural molecule activity SLIK (SAGA-like) complex|mitochondrion|SAGA complex YDR079C-A TFB5 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00963973091963568 0.576734529622391 2072 Component of the RNA polymerase II general transcription and DNA repair factor TFIIH; involved in transcription initiation and in nucleotide-excision repair; homolog of Chlamydomonas reinhardtii REX1-S protein involved in DNA repair phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleus YNL202W SPS19 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00963954240230092 0.576741983058165 2073 Peroxisomal 2,4-dienoyl-CoA reductase, auxiliary enzyme of fatty acid beta-oxidation; homodimeric enzyme required for growth and sporulation on petroselineate medium; expression induced during late sporulation and in the presence of oleate fatty acid catabolic process|ascospore formation 2,4-dienoyl-CoA reductase (NADPH) activity peroxisomal matrix YDR194W-A_p YDR194W-A hom 0.00962110695034666 0.577755044750335 2074 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00960887160415479 0.578466097147806 2075 Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YIL025C_d YIL025C hom 0.00960359899908972 0.578163911012333 2076 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL170C ASG7 hom FT ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.00960144694079142 0.578249099117668 2077 Protein that regulates signaling from a G protein beta subunit Ste4p and its relocalization within the cell; specific to a-cells and induced by alpha-factor conjugation with cellular fusion molecular_function plasma membrane YML093W UTP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00960045799289619 0.578571784597932 2078 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YJR024C MDE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.009595167272633 0.578497710225303 2079 5'-methylthioribulose-1-phosphate dehydratase; acts in the methionine salvage pathway; potential Smt3p sumoylation substrate; expression downregulated by caspofungin and deletion mutant is caspofungin resistant L-methionine salvage from methylthioadenosine methylthioribulose 1-phosphate dehydratase activity cytoplasm YHL015W-A_p YHL015W-A hom 0.00956012991089039 0.580168466107494 2080 Putative protein of unknown function biological_process molecular_function cellular_component YBR125C PTC4 hom 0.00951930178532622 0.581505173946163 2081 Cytoplasmic type 2C protein phosphatase (PP2C); identified as a high-copy number suppressor of cnb1 mpk1 synthetic lethality; overexpression decreases high-osmolarity induced Hog1p phosphorylation and kinase activity protein dephosphorylation protein serine/threonine phosphatase activity cytoplasm YLR458W_d YLR458W het 0.00951895920988337 0.581518770898964 2082 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 5' end of essential NBP1 gene required for mitosis Unknown Unknown Unknown YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.0095139803082029 0.581772732602542 2083 Protein involved in cellular response to oxidative stress; required for oxidation of specific cysteine residues of transcription factor Yap1p, resulting in nuclear localization of Yap1p in response to stress; YBP1 has a paralog, YBP2, that arose from the whole genome duplication cellular response to oxidative stress molecular_function cytoplasm YIL100W_d YIL100W hom 0.0095104010557252 0.581858495586672 2084 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the dubious ORF YIL100C-A Unknown Unknown Unknown YOR290C SNF2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.00950772600914581 0.58196470331283 2085 Catalytic subunit of the SWI/SNF chromatin remodeling complex involved in transcriptional regulation; contains DNA-stimulated ATPase activity; functions interdependently in transcriptional activation with Snf5p and Snf6p cellular alcohol catabolic process|ATP-dependent chromatin remodeling|double-strand break repair|strand invasion|positive regulation of mating type switching|sucrose catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|nucleosome mobilization|chromatin remodeling|DNA-dependent DNA replication|positive regulation of transcription from RNA polymerase II promoter histone acetyl-lysine binding|RNA polymerase II activating transcription factor binding|DNA-dependent ATPase activity|nucleosomal DNA binding SWI/SNF complex|nucleus YIL068C SEC6 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00948079329772795 0.583090713638257 2086 Essential 88kDa subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane prior to SNARE-mediated fusion; anchors the assembled complex to sites of secretion; interacts with SM-like protein and SNARE regulator Sec1p and may recruit it to sites of secretion; interacts with Sec9p and inhibits formation of the t-SNARE complex between Sec9p and Sso1p exocyst localization|Golgi to plasma membrane transport|exocytosis|vesicle fusion|negative regulation of SNARE complex assembly|vesicle docking involved in exocytosis protein homodimerization activity mating projection tip|cellular bud neck|cellular bud tip|exocyst YLR213C CRR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00947148978347135 0.583404286125959 2087 Putative glycoside hydrolase of the spore wall envelope; required for normal spore wall assembly, possibly for cross-linking between the glucan and chitosan layers; expressed during sporulation ascospore wall assembly hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds ascospore wall YOL118C_d YOL118C hom 0.00946343431688136 0.583892933175381 2088 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR319C_p YFT2 hom 0.00946084057136378 0.583827670288528 2089 Protein required for normal ER membrane biosynthesis; member of the highly conserved FIT family of proteins involved in triglyceride droplet biosynthesis and homologous to human FIT2; interacts with Sst2p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function integral to membrane YGL147C RPL9A hom FT TRANSLATION|RIBOSOME 0.00941454497021217 0.58566991985213 2090 Ribosomal 60S subunit protein L9A; nearly identical to paralog Rpl9Bp; homologous to mammalian ribosomal protein L9 and bacterial L6 cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBL054W TOD6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0094135652287558 0.585708936018391 2091 PAC motif binding protein involved in rRNA and ribosome biogenesis; subunit of the RPD3L histone deacetylase complex; Myb-like HTH transcription factor; hypophosphorylated by rapamycin treatment in a Sch9p-dependent manner; TOD6 has a paralog, DOT6, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding Rpd3L-Expanded complex|nucleus|Rpd3L complex|cytoplasm YPL117C IDI1 het FT LIPID METABOLISM|NUCLEUS 0.00941321352014775 0.585722942376542 2092 Isopentenyl diphosphate:dimethylallyl diphosphate isomerase (IPP isomerase), catalyzes an essential activation step in the isoprenoid biosynthetic pathway; required for viability farnesyl diphosphate biosynthetic process isopentenyl-diphosphate delta-isomerase activity nucleus|cytoplasm YBR153W RIB7 het FT OXIDATION-REDUCTION PROCESS 0.00940871027552888 0.585902292227984 2093 Diaminohydroxyphoshoribosylaminopyrimidine deaminase; catalyzes the second step of the riboflavin biosynthesis pathway riboflavin biosynthetic process 5-amino-6-(5-phosphoribosylamino)uracil reductase activity cellular_component YJR063W RPA12 hom FF|FT NUCLEUS 0.00940812564989421 0.585925577867925 2094 RNA polymerase I subunit A12.2; contains two zinc binding domains, and the N terminal domain is responsible for anchoring to the RNA pol I complex termination of RNA polymerase I transcription|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex YBR103W SIF2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00937773395195615 0.587136669937545 2095 WD40 repeat-containing subunit of the Set3C histone deacetylase complex, which represses early/middle sporulation genes; antagonizes telomeric silencing; binds specifically to the Sir4p N-terminus negative regulation of meiosis|negative regulation of chromatin silencing at telomere|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|nucleus|Set3 complex YNL242W ATG2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.00934104916553602 0.588600079381139 2096 Peripheral membrane protein required for autophagic