Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 1 0 1 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 YJL099W CHS6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.438413869497067 1.50812728910496e-157 2 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 YLL043W FPS1 hom FT ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.409284026192261 9.97928302583036e-136 3 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 YLR331C_d JIP3 hom 0.373769370970965 1.00783899215266e-111 4 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 YBR023C CHS3 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.356363896441277 4.69046888101459e-101 5 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 YBL061C SKT5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.34691350982066 1.60886665301132e-95 6 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 YOL003C PFA4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.333021723883978 1.00682580189691e-87 7 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 YLL032C YLL032C hom 0.317088519810803 3.56870986823802e-79 8 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 YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.315933941080503 1.13071895040478e-78 9 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 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 0.315107152134745 2.99560993348364e-78 10 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 YDL203C ACK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.300359635206293 6.30639670534445e-71 11 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 YPL066W RGL1 hom FF|FT SITE OF POLARIZED GROWTH 0.300085189038264 8.55230848866153e-71 12 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 YPR061C JID1 hom FT MITOCHONDRION 0.289226425064712 1.12692061695243e-65 13 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 YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.286229801027591 2.6648155675078e-64 14 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 YDR351W SBE2 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.284661311763859 1.37418386438353e-63 15 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 YNL233W BNI4 hom FT PROTEIN LOCALIZATION|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.282980263330993 7.87891825941609e-63 16 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 YKL076C_d PSY1 hom 0.272586607610437 2.95076913633857e-58 17 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 YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.265830068653346 2.17411609602259e-55 18 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 YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.259363072806253 1.01107722188794e-52 19 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 YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.257940915611432 3.81397586331331e-52 20 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 YEL061C CIN8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.256320754398696 1.71345086114555e-51 21 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 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 0.251127159549583 1.96886544499099e-49 22 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 YPL115C BEM3 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.250742210932722 2.78635779691888e-49 23 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 YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.248218088414102 2.76316824837591e-48 24 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 YDR540C IRC4 hom FF|FT NUCLEUS 0.242619077446425 3.69143294333038e-46 25 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 YML117W NAB6 hom 0.242105502543369 7.12840552933689e-46 26 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 YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.241557757948772 1.25264919242354e-45 27 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 YDR389W SAC7 hom FF|FT CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.23743647378947 3.15692550406253e-44 28 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 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 0.236396756976397 7.60838259457566e-44 29 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 YCL037C SRO9 hom FT TRANSLATION 0.235215443695935 2.05633673487798e-43 30 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 YDL066W IDP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.233356365585735 9.72282317029791e-43 31 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 YOR051C ETT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.232463172937473 2.04102094144135e-42 32 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 YDR121W DPB4 hom FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.232072320932919 3.06622697802289e-42 33 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 YMR036C MIH1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.23026472128182 1.24949368597836e-41 34 Protein tyrosine phosphatase involved in cell cycle control; regulates the phosphorylation state of Cdc28p; homolog of S. pombe cdc25 G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity protein tyrosine phosphatase activity nucleus|cytoplasm YBL085W BOI1 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH 0.230219011671098 1.29720133283611e-41 35 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 YPR119W CLB2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.227939403139832 8.3190882770898e-41 36 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 YPR143W RRP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.226276683343307 3.18551100455679e-40 37 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 YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.223340570616231 3.40883208112009e-39 38 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 YNL271C BNI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.222543603918244 6.56898500387385e-39 39 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 YLR332W MID2 hom FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.222102582979303 8.83912066450164e-39 40 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 YJL159W HSP150 hom FT CELL WALL ORG/BIOGENESIS 0.221980055339225 9.73487162392206e-39 41 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 YMR124W_p YMR124W hom 0.221568450749677 1.45196108346352e-38 42 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 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 0.220861177920461 4.07653582371692e-38 43 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 YKL114C APN1 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.219753777437594 5.56706753684737e-38 44 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 YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.219318493582027 7.81126523388067e-38 45 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 YJR142W_p YJR142W hom 0.218863276080492 1.11227633527779e-37 46 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 YGR106C VOA1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.21554076465421 1.61427140097186e-36 47 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 YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.21339173191225 7.31177676571243e-36 48 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 YBL062W_d YBL062W hom 0.200740097729457 7.53837739296122e-32 49 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR134W_d YBR134W hom 0.200357979475232 9.87182273541545e-32 50 Dubious open reading frame unlikely to encode a functional 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 0.199990487686924 1.27881793909437e-31 51 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 YDR162C NBP2 hom FF|FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.197770349984406 7.24076452010126e-31 52 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 YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.196357478284732 1.74043546408633e-30 53 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 YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.195815695589488 2.33542850577064e-30 54 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 YJR054W KCH1 hom 0.19442529651118 6.05662434015056e-30 55 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 YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.193798296193943 9.28616798854276e-30 56 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 YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.191390911778363 4.72672944634666e-29 57 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 YJL095W BCK1 hom FF|FT SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.189692828195133 1.4703660642115e-28 58 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 YEL044W IES6 hom FT NUCLEUS 0.189057343116866 2.3690780880768e-28 59 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 YJR111C_p YJR111C hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.188618062456291 2.9989595949405e-28 60 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondria biological_process molecular_function mitochondrion YNL059C ARP5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.187903555801102 4.80537752553284e-28 61 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 YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.186888412946307 9.35892255099152e-28 62 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 YMR275C BUL1 hom FT MITOCHONDRION ORGANIZATION|PLASMA MEMBRANE|UBIQUITIN LIGASE COMPLEX 0.186743171129448 1.02922530268268e-27 63 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 YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.186399908919254 1.28809278498915e-27 64 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 YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.186275047609844 1.39747072905898e-27 65 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 YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.185629125283179 2.12837727493184e-27 66 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 YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.184334842588849 4.92193894055221e-27 67 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 YEL035C_p UTR5 het 0.18364313359477 8.82517407396195e-27 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 YJR018W_d YJR018W hom 0.183198070224446 1.0225910958687e-26 69 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL314W DAL82 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.182853048276635 1.27549105734519e-26 70 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 YLR102C APC9 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.180703452898804 5.00438217904914e-26 71 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 YPR120C CLB5 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.179577331625722 1.017229019021e-25 72 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 YJL011C RPC17 het FT NUCLEUS 0.179308744462538 1.20391711833659e-25 73 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 YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.177958442778284 2.79739103472306e-25 74 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 YMR294W JNM1 hom FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.176402799818374 7.3282217990991e-25 75 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 YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.176323145149541 7.69681259128202e-25 76 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.175597020042697 1.20261888729313e-24 77 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 YCL005W LDB16 hom FT MITOCHONDRION 0.174150185014959 2.90954801296303e-24 78 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 YNL229C URE2 hom FF|FT PROTEIN LOCALIZATION 0.171613013294389 1.34487741737778e-23 79 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 YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.171279940954627 1.8235319267907e-23 80 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 YMR152W YIM1 hom FT RESPONSE TO DNA DAMAGE|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.171082848099836 1.84640356223951e-23 81 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 YJL080C SCP160 hom FT CELL CYCLE|SIGNALING|RNA LOCALIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.169709497091631 4.2386848351931e-23 82 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 YBL026W LSM2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.169553033963581 4.58163033047494e-23 83 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 YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.168281949456325 9.82788196987541e-23 84 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 YOR091W TMA46 hom FT TRANSLATION 0.165952526123096 3.76206044506221e-22 85 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YKL033W-A_p YKL033W-A hom 0.162677401661366 2.45210873713008e-21 86 Putative protein of unknown function; similar to uncharacterized proteins from other fungi biological_process molecular_function cellular_component YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.162399671100621 3.24049061352718e-21 87 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 YML119W_p YML119W hom 0.161955022278487 3.68848030543406e-21 88 Putative protein of unknown function; YML119W is not an essential gene; potential Cdc28p substrate biological_process molecular_function cellular_component YKL048C ELM1 hom FT CELL CYCLE|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.160684883258827 7.93601813351993e-21 89 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 YLR150W STM1 hom FT SIGNALING|TRANSLATION|NUCLEUS|RIBOSOME 0.159187350624837 1.73236089962531e-20 90 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 YPL017C IRC15 hom FT PROTEIN LOCALIZATION|CELL CYCLE|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.159054660821864 1.86443026843849e-20 91 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 YPL269W KAR9 hom FT NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.15865876976998 2.41202221589285e-20 92 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 YDR318W MCM21 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.157387045611603 4.66897355289567e-20 93 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 YDL117W CYK3 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.157344414128078 4.77921569723056e-20 94 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 YIL052C RPL34B hom FF|FT TRANSLATION|RIBOSOME 0.157262491672609 4.99833050931449e-20 95 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 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 0.15630645121161 8.52483442958207e-20 96 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 YHR207C SET5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.154999507177023 1.70801433469123e-19 97 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 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 0.154747995566204 2.02905364005938e-19 98 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 YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.154656224722399 2.05471866203948e-19 99 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 YMR316W DIA1 hom 0.153556582298505 3.70360878651831e-19 100 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 YNL091W NST1 hom 0.153391178323885 4.04529897264088e-19 101 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 YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.152942641189661 5.13650387295782e-19 102 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 YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.150643805127145 1.72726357135423e-18 103 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 YOR015W_d YOR015W hom 0.15016335645115 2.22026632524139e-18 104 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL060W YBP2 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.149846444005009 2.61902304693425e-18 105 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 YGR057C LST7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.149002989519012 4.05792910168167e-18 106 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 YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.146835447653155 1.24960813671726e-17 107 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 YNL068C FKH2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|MITOCHONDRION ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.14617257825554 1.73161532194082e-17 108 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 YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.144709063241363 3.62623511308032e-17 109 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 YGR163W GTR2 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|NUCLEUS|CHROMOSOME 0.143771500880289 5.79927967817305e-17 110 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 YKL035W UGP1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.143145466195562 7.92111207502971e-17 111 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 YKL036C_d YKL036C het 0.142725012385397 9.75875200318832e-17 112 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 YDR483W KRE2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.141847768349871 1.52071399442727e-16 113 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 YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.141642696845596 1.66491047383546e-16 114 S-phase checkpoint protein required for DNA replication; interacts with and stabilizes Pol2p at stalled replication forks during stress, where it forms a pausing complex with Tof1p and is phosphorylated by Mec1p; protects uncapped telomeres maintenance of DNA repeat elements|intra-S DNA damage checkpoint|DNA repair|DNA replication checkpoint|telomere maintenance|replication fork protection|DNA replication|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere molecular_function nuclear chromosome|replication fork protection complex|nucleus|nuclear replication fork YGR223C HSV2 hom FT MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.140364154986258 3.11274820947078e-16 115 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 YNR040W_p YNR040W hom FT MITOCHONDRION 0.139930535849604 3.88239746071992e-16 116 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 YJL192C SOP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.139307018612035 5.19941185575346e-16 117 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 YNL105W_d RRT16 hom 0.139090337281106 5.77315622330574e-16 118 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 YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.1390425358489 5.90788830422013e-16 119 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 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 0.137591837384433 1.18532448616285e-15 120 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 YGR211W ZPR1 het FT CELL CYCLE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.136908384039247 1.72208813835721e-15 121 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 YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.136388157030069 2.10048744593799e-15 122 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 YHL044W_p YHL044W hom FT PLASMA MEMBRANE 0.136165068890316 2.33416548072164e-15 123 Putative integral membrane protein, member of DUP240 gene family; green fluorescent protein (GFP)-fusion protein localizes to the plasma membrane in a punctate pattern biological_process molecular_function plasma membrane 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 0.134447040847538 5.22878259846061e-15 124 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 YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.131476444415069 2.15146054298261e-14 125 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 YPL180W TCO89 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.130196030584395 3.68019768885345e-14 126 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 YDR435C PPM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.129394643293655 5.41703226440305e-14 127 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 YDR253C MET32 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS 0.12936506014605 5.48936964352149e-14 128 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 YNL225C CNM67 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.128992473095709 6.37610128240699e-14 129 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 YDR212W TCP1 het 0.128240009332601 8.8439728306344e-14 130 Alpha subunit of chaperonin-containing T-complex, which mediates protein folding in the cytosol; involved in actin cytoskeleton maintenance; overexpression in neurons suppresses formation of pathogenic conformations of huntingtin protein protein folding unfolded protein binding plasma membrane|chaperonin-containing T-complex YPR033C HTS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.127575157913691 1.20784638575726e-13 131 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 YOR127W RGA1 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.127306585687476 1.33759124970615e-13 132 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 YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.12694013107351 1.57218705437486e-13 133 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 YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.126843766646615 1.6403090989268e-13 134 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 YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.126279581891085 2.10134623649115e-13 135 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 YBR156C SLI15 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.125969722313861 2.56839828924283e-13 136 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 YKR007W MEH1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.123014354408274 8.96494342949803e-13 137 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 YLR444C_d YLR444C hom 0.122463391178212 1.09035734212679e-12 138 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR298C MAL31 hom FT CARBOHYDRATE METABOLISM 0.121884994157299 1.48095882856963e-12 139 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 YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.121070357325587 1.96405671377225e-12 140 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 YFL002C SPB4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.120890876733241 2.11774098267359e-12 141 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 YDL084W SUB2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.120881011257289 2.12652206519351e-12 142 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 YJL120W_d YJL120W hom FF 0.12037057927305 2.63299125406665e-12 143 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 YML017W PSP2 hom 0.12024902105729 2.77004756934965e-12 144 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 YHR142W CHS7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.119309254728592 4.27730230075806e-12 145 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 YDR260C SWM1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.11911946231209 4.4280661650839e-12 146 Subunit of the anaphase-promoting complex, which is an E3 ubiquitin ligase that regulates the metaphase-anaphase transition and exit from mitosis; required for activation of the daughter-specific gene expression and spore wall maturation ascospore wall assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of mitotic metaphase/anaphase transition|protein ubiquitination molecular_function anaphase-promoting complex|nucleus YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.118869673846869 4.90917626345862e-12 147 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 YGL074C_d YGL074C het 0.118725845462915 5.20905686315134e-12 148 Dubious open reading frame unlikely to encode a functional protein; overlaps 5' end of essential HSF1 gene encoding heat shock transcription factor Unknown Unknown Unknown YNL053W MSG5 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.118501091946793 5.71394800662174e-12 149 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 YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.118116521620707 6.93543241178453e-12 150 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 YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.117540368344238 8.46889859120905e-12 151 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 YKL176C LST4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.116724922368147 1.17976800854036e-11 152 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 YHR031C RRM3 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|CHROMOSOME 0.116683233845751 1.26009546128036e-11 153 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 YLL040C VPS13 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|GOLGI APPARATUS 0.11642709555006 1.33085884685234e-11 154 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 YHL007C STE20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.115783985134966 1.72461303410435e-11 155 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 YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.115523367455695 1.92801490987604e-11 156 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 YFL013W-A_d YFL013W-A hom 0.115481524451202 2.15814853696171e-11 157 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 YLR232W_d YLR232W hom 0.114782641399932 2.57469561640238e-11 158 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 YMR048W CSM3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.114550125075348 2.82438651682002e-11 159 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 YMR277W FCP1 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.114365860968697 3.05945685620902e-11 160 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 YAL015C NTG1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.114286364477303 3.13636595456391e-11 161 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 YGR058W PEF1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH 0.112984533485503 5.24201733497751e-11 162 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 YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.112887799607487 5.44469586557359e-11 163 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 YBR124W_d YBR124W het 0.112833603338549 5.56157711608244e-11 164 Putative protein of unknown function Unknown Unknown Unknown YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.112774958524893 5.69081603298558e-11 165 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 YOR195W SLK19 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.1126073701718 6.07653986165549e-11 166 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 YNL298W CLA4 hom FF|FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.111608836338304 9.68061023655198e-11 167 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 YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.111128584365751 1.07937637616246e-10 168 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 YDL021W GPM2 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.110546028852357 1.35076100654606e-10 169 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 YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.110123092277947 1.58847542359172e-10 170 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 YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.109999653758127 1.68612207270127e-10 171 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 YJL039C NUP192 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.109262247904347 2.35954620123683e-10 172 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 YDR485C VPS72 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.108918971458103 2.51171069635255e-10 173 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 YDR176W NGG1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.108012762708984 3.53438469673879e-10 174 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 YKL116C PRR1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION 0.10740322931219 4.44028669273544e-10 175 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 YPR019W MCM4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.106355648865439 6.5530743781374e-10 176 Essential helicase component of heterohexameric MCM2-7 complexes which bind pre-replication complexes on DNA and melt DNA prior to replication; forms an Mcm4p-6p-7p subcomplex; shows nuclear accumulation in G1; homolog of S. pombe Cdc21p 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|DNA replication initiation|pre-replicative complex assembly four-way junction helicase activity|DNA helicase activity|DNA replication origin binding|single-stranded DNA-dependent ATPase activity|single-stranded DNA binding|ATP-dependent 3'-5' DNA helicase activity replication fork protection complex|nuclear replication fork|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YDR293C SSD1 hom FF|FT CELL CYCLE|TRANSLATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.10528300320022 1.10902319774869e-09 177 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 YCR068W ATG15 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.105267221385372 9.78041177023911e-10 178 Lipase required for intravacuolar lysis of autophagic bodies and Cvt bodies; targeted to intravacuolar vesicles during autophagy via the multivesicular body (MVB) pathway membrane disassembly|autophagy|piecemeal microautophagy of nucleus|vacuolar protein processing|multivesicular body membrane disassembly lipase activity integral to membrane|vacuolar lumen YMR032W HOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.105133815606305 1.02695896349606e-09 179 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 YMR001C-A_p YMR001C-A hom 0.105075549238491 1.04906506298995e-09 180 Putative protein of unknown function biological_process molecular_function cellular_component YKL053W_d YKL053W hom 0.104957556541539 1.10150025586668e-09 181 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF ASK1 Unknown Unknown Unknown YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.10474570277187 1.18994281573676e-09 182 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 YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.104650581115603 1.22493128118411e-09 183 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 YGL072C_d YGL072C hom FF 0.104032777266192 1.53281531737607e-09 184 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 YDR207C UME6 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME 0.103105586817501 2.17634475270373e-09 185 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 YNL211C_p YNL211C hom FT MITOCHONDRION 0.102903205927928 2.30187663498367e-09 186 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 YNL126W SPC98 het FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.102738239943735 2.4418290677065e-09 187 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 YIL148W RPL40A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.102347708485665 2.82219390657629e-09 188 Ubiquitin-ribosomal 60S subunit protein L40A fusion protein; cleaved to yield ubiquitin and ribosomal protein L40A; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40A has a paralog, RPL40B, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag cytosolic large ribosomal subunit YMR106C YKU80 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.102206163047233 2.95202297787486e-09 189 Subunit of the telomeric Ku complex (Yku70p-Yku80p), involved in telomere length maintenance, structure and telomere position effect; relocates to sites of double-strand cleavage to promote nonhomologous end joining during DSB repair chromatin assembly or disassembly|protein localization to chromosome|chromatin silencing|double-strand break repair via nonhomologous end joining|donor selection|telomere maintenance|double-strand break repair via homologous recombination damaged DNA binding|RNA binding|DNA binding|telomeric DNA binding nuclear chromatin|nuclear telomeric heterochromatin|Ku70:Ku80 complex YDR254W CHL4 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.10217548032737 2.98441349910119e-09 190 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 YDR149C_d YDR149C hom 0.101827922492918 3.37634214826719e-09 191 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 YCR098C GIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.101378846254124 3.95752757475401e-09 192 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 YML057C-A_d YML057C-A hom 0.101090928632701 4.38018197588396e-09 193 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 YML041C VPS71 hom FF|FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|VACUOLAR TRANSPORT|NUCLEUS|CHROMOSOME 0.100383612959149 5.85225007244046e-09 194 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 YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.0993599650406915 8.01440129659249e-09 195 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 YMR223W UBP8 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0989361795447666 9.27769553882713e-09 196 Ubiquitin-specific protease that is a component of the SAGA (Spt-Ada-Gcn5-Acetyltransferase) acetylation complex; required for SAGA-mediated deubiquitination of histone H2B histone H3-K4 methylation|histone deubiquitination|histone H3-K79 methylation ubiquitin-specific protease activity|protein complex scaffold DUBm complex|SLIK (SAGA-like) complex|SAGA complex YLR318W EST2 hom FT NUCLEUS|CHROMOSOME 0.0985435604718481 1.09992257293666e-08 197 Reverse transcriptase subunit of the telomerase holoenzyme, essential for telomerase core catalytic activity, involved in other aspects of telomerase assembly and function; mutations in human homolog are associated with aplastic anemia telomere maintenance via telomerase|replicative cell aging telomerase activity|telomeric template RNA reverse transcriptase activity|telomeric DNA binding telomerase catalytic core complex|nucleolus|nucleus|telomerase holoenzyme complex YNL273W TOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0973970620532584 1.6018730234462e-08 198 Subunit of a replication-pausing checkpoint complex (Tof1p-Mrc1p-Csm3p) that acts at the stalled replication fork to promote sister chromatid cohesion after DNA damage, facilitating gap repair of damaged DNA; interacts with the MCM helicase DNA repair|DNA replication checkpoint|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|DNA replication|mitotic sister chromatid cohesion molecular_function nuclear chromosome|replication fork protection complex|nuclear replication fork YJR118C ILM1 hom FF|FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0971105238966678 1.73098220347365e-08 199 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 YPL153C RAD53 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0967560912246875 1.95124474593347e-08 200 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 YDR052C DBF4 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0962359344984458 2.32445933617897e-08 201 Regulatory subunit of Cdc7p-Dbf4p kinase complex; required for Cdc7p kinase activity and initiation of DNA replication; phosphorylates the Mcm2-7 family of proteins; cell cycle regulated; relative distribution to the nucleus increases upon DNA replication stress negative regulation of exit from mitosis|DNA replication initiation|positive regulation of protein kinase activity DNA replication origin binding|protein serine/threonine kinase activator activity Dbf4-dependent protein kinase complex YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0961714827282227 2.37526888684928e-08 202 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 YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0953408592388579 3.13469599403604e-08 203 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 YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0951679517229702 3.32008654908019e-08 204 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 YNL097C PHO23 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0947908579777638 3.7620146207947e-08 205 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 YNL133C FYV6 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0947409146030267 3.82465943285462e-08 206 Protein of unknown function, required for survival upon exposure to K1 killer toxin; proposed to regulate double-strand break repair via non-homologous end-joining double-strand break repair via nonhomologous end joining molecular_function nucleus YBR135W CKS1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS 0.0941622634887007 4.62836138427156e-08 207 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 YOR203W_d YOR203W het 0.093858111242921 5.11412848508424e-08 208 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps 5' end of essential DED1 gene required for translation initiation Unknown Unknown Unknown YOR141C ARP8 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0938171069007142 5.18328181965385e-08 209 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 YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0932938507573013 6.14932500410317e-08 210 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 YIL124W AYR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0926133463153592 7.70356184207156e-08 211 NADPH-dependent 1-acyl dihydroxyacetone phosphate reductase found in lipid particles, ER, and mitochondrial outer membrane; involved in phosphatidic acid biosynthesis; required for spore germination; capable of metabolizing steroid hormones phosphatidic acid biosynthetic process acylglycerone-phosphate reductase activity mitochondrial outer membrane|mitochondrion|integral to membrane|endoplasmic reticulum|lipid particle|cytoplasm YNL090W RHO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0918873304492817 9.69096796420149e-08 212 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 YML048W GSF2 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0914871954846662 1.10163994805511e-07 213 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 YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0909770969221893 1.30178941582277e-07 214 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 YNL288W CAF40 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0909750568586599 1.29705061352969e-07 215 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 YDR345C HXT3 hom FT PLASMA MEMBRANE 0.0896053927787088 1.99871321353312e-07 216 Low affinity glucose transporter of the major facilitator superfamily; expression is induced in low or high glucose conditions; HXT3 has a paralog, HXT5, that arose from the whole genome duplication hexose transport|transmembrane transport mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YER105C NUP157 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0890181203829307 2.40125877288024e-07 217 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC assembly and tethering of DNA to the nuclear periphery; both Nup170p and NUP157p are similar to human Nup155p; NUP157 has a paralog, NUP170, that arose from the whole genome duplication nucleocytoplasmic transport|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mitotic cell cycle spindle assembly checkpoint|nuclear pore complex assembly|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YBR260C RGD1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0889381284049214 2.46181077739847e-07 218 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 YMR148W OSW5 hom 0.0872035548095015 4.21919387837459e-07 219 Protein of unknown function that may play a role in spore wall assembly; predicted to contain an N-terminal transmembrane domain; osw5 null mutant spores exhibit increased spore wall permeability and sensitivity to beta-glucanase digestion biological_process molecular_function integral to membrane YLR424W SPP382 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0864815398759938 5.23488907123681e-07 220 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 YNR007C ATG3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.08615716805652 5.77457793555149e-07 221 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 YLR208W SEC13 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.085750779113946 6.52669842845368e-07 222 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 YPL032C SVL3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|SITE OF POLARIZED GROWTH 0.0855116566200428 7.28468334344952e-07 223 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 YFL025C BST1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0854162489961186 7.52387553669047e-07 224 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 YNL197C WHI3 hom FT PROTEIN LOCALIZATION|CELL CYCLE 0.085354779945931 7.37779526445926e-07 225 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 YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0853473002982288 7.39432412786791e-07 226 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 YAL023C PMT2 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0852514644321627 7.58053300021687e-07 227 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 YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.0852008288058203 7.78393370796049e-07 228 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 YBR140C IRA1 het FF|FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0849911621164231 8.19306358852334e-07 229 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 YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0848670780886773 8.50156177927225e-07 230 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 YOR248W_d YOR248W hom 0.0847978879520482 8.67840705557551e-07 231 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR159W KRE6 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.084497454274219 9.55909875490244e-07 232 Type II integral membrane protein required for beta-1,6 glucan biosynthesis; putative beta-glucan synthase; localizes to the ER, plasma membrane, sites of polarized growth and secretory vesicles; functionally redundant with Skn1p fungal-type cell wall organization|(1->6)-beta-D-glucan biosynthetic process glucosidase activity integral to endoplasmic reticulum membrane|integral to membrane|site of polarized growth|transport vesicle|plasma membrane YER167W BCK2 hom FT CELL CYCLE|NUCLEUS 0.0844129836200358 9.76489817659388e-07 233 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 YML103C NUP188 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0843984899466443 9.77054388139478e-07 234 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 YKL168C KKQ8 hom FT PROTEIN PHOSPHORYLATION 0.0843321781374257 1.02262027097994e-06 235 Putative serine/threonine protein kinase with unknown cellular role; KKQ8 has a paralog, HAL5, that arose from the whole genome duplication biological_process protein kinase activity cytoplasm YIR003W AIM21 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0842006813131713 1.03592774566952e-06 236 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 YHL013C OTU2 hom 0.0841239550100569 1.05967006309576e-06 237 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 YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0839541209008088 1.11409982650232e-06 238 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 YDR205W MSC2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0834643026740209 1.30539995419443e-06 239 Endoplasmic reticulum zinc transporter; part of a heterodimeric transporter with Zrg17p that transfers zinc from the cytosol to the ER lumen; member of the cation diffusion facilitator family of efflux pumps; localizes to ER and nucleus; mutations affect the cellular distribution of zinc and also confer defects in meiotic recombination between homologous chromatids cellular zinc ion homeostasis|zinc ion transport|transmembrane transport zinc ion transmembrane transporter activity|metal ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YOL089C HAL9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0822126445331258 1.85179118051969e-06 240 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 YOL069W NUF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0821560361854462 1.9225431876432e-06 241 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); involved in chromosome segregation, spindle checkpoint activity and kinetochore clustering microtubule nucleation|chromosome segregation structural constituent of cytoskeleton spindle microtubule|Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region|spindle pole body YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0820117286036234 1.96232317223662e-06 242 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 YAL011W SWC3 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0819706085498404 1.98571311604337e-06 243 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 YDR117C TMA64 hom FT TRANSLATION 0.0817904371616653 2.09139213917644e-06 244 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 YDL006W PTC1 hom FF|FT RNA PROCESSING|SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0817128570025429 2.22218667864005e-06 245 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 YOR026W BUB3 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0814264701998275 2.32964025746595e-06 246 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 YCR075W-A_p YCR075W-A hom 0.0808188481879408 2.76101442643056e-06 247 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 YNR065C_p YNR065C hom 0.0806065871599529 2.93253451498289e-06 248 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 YPR023C EAF3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0798290902385552 3.6523081947719e-06 249 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 YDR049W VMS1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0790438202069074 4.54953368021173e-06 250 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 YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0790102939981744 4.69847805393215e-06 251 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 YCR020C-A MAK31 hom 0.0789123848713316 4.71898218560501e-06 252 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus; member of the Sm protein family N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.0787933245764311 4.87767875940931e-06 253 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 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 0.078438739882782 5.38114337300423e-06 254 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 YIR008C PRI1 het FT NUCLEUS|CHROMOSOME 0.07799453920764 6.08225472043594e-06 255 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 YOR268C_p YOR268C hom 0.0772651527349579 7.42664939735585e-06 256 Putative protein of unknown function; sporulation is abnormal in homozygous diploid; YOR268C is not an essential gene biological_process molecular_function cellular_component YPL038W MET31 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0768807576084589 8.24507216577843e-06 257 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 YPL242C IQG1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0767208086999361 8.61041806703792e-06 258 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 YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0765395975157585 9.09878963078936e-06 259 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 YCL032W STE50 hom FT CELL CYCLE|SIGNALING 0.0761081666856133 1.03136875028266e-05 260 Protein involved in mating response, invasive/filamentous growth, and osmotolerance, acts as an adaptor that links G protein-associated Cdc42p-Ste20p complex to the effector Ste11p to modulate signal transduction pheromone-dependent signal transduction involved in conjugation with cellular fusion|MAPK cascade involved in osmosensory signaling pathway|osmosensory signaling pathway via Sho1 osmosensor|signal transduction involved in filamentous growth|cellular response to heat SAM domain binding|protein kinase regulator activity cytoplasm YKL044W_p YKL044W hom 0.0758908829108127 1.07681487831189e-05 261 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YLR374C_d YLR374C hom 0.07556087408864 1.20477915563403e-05 262 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 YLR252W_d YLR252W hom 0.0754791327309687 1.20215256602781e-05 263 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 YPL124W SPC29 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0751824279804393 1.30097162977398e-05 264 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 YOR231W MKK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0748267644641996 1.43386086709406e-05 265 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 YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.0744177085057679 1.6444957680976e-05 266 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 YPR133W-A TOM5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0743869324828243 1.61966929447607e-05 267 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import of all mitochondrially directed proteins; involved in transfer of precursors from the Tom70p and Tom20p receptors to the Tom40p pore mitochondrial outer membrane translocase complex assembly|protein targeting to mitochondrion protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YGL190C CDC55 hom FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0741960890988704 1.68818325625391e-05 268 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 YBR202W MCM7 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0737219711323448 1.9112528168818e-05 269 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 YHR204W MNL1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0736891384674045 1.92769712500413e-05 270 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 YDR053W_d YDR053W het 0.0736873885003128 1.92857736975123e-05 271 Putative protein of unknown function; open reading frame overlaps 5' end of essential DBF4 gene encoding the regulatory subunit of the Cdc7p-Dbf4p kinase complex Unknown Unknown Unknown YHR152W SPO12 hom FT CELL CYCLE|NUCLEUS 0.07355748954516 1.99499653981285e-05 272 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 YKL204W EAP1 hom FT TRANSLATION 0.0733984659128427 2.07927371256506e-05 273 eIF4E-associated protein, competes with eIF4G for binding to eIF4E; accelerates mRNA degradation by promoting decapping, facilitated by interaction with eIF4E; essential for Puf5p mediated repression; associates with Puf5p and Dhh1p; inhibits cap-dependent translation; functions independently of eIF4E to maintain genetic stability; plays a role in cell growth, implicated in the TOR signaling cascade negative regulation of translation eukaryotic initiation factor 4E binding mRNA cap binding complex|cytoplasmic stress granule YIL057C RGI2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0733666210363293 2.09655274046181e-05 274 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 YML115C VAN1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0733542277479291 2.10331420446262e-05 275 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 YLR085C ARP6 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0733477467247697 2.11283584810419e-05 276 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 YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0733335315036223 2.13269529918759e-05 277 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 YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0731050373351868 2.24375095586224e-05 278 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 YKL037W AIM26 hom FF|FT MITOCHONDRION 0.0724666965784107 2.64533140621382e-05 279 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 YBR296C PHO89 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0723564092395885 2.72129560514151e-05 280 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 YPL008W CHL1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.0723238435454776 2.75169827637801e-05 281 Probable DNA helicase; involved in sister-chromatid cohesion and genome integrity and interstrand cross-link repair; interacts with ECO1 and CTF18; mutants are defective in silencing, rDNA recombination, aging and the heat shock response; FANCJ-like helicase family member; mutations in the human homolog, DDX11/ChLR1, cause Warsaw breakage syndrome negative regulation of DNA recombination|chromosome segregation|donor selection|DNA replication initiation|mitotic sister chromatid cohesion DNA helicase activity nucleus YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0722714039010989 2.78125605975616e-05 282 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 YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0722501182048127 2.7964657979404e-05 283 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 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 0.0722085067741405 2.82642792552527e-05 284 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 YBL071W-A KTI11 hom FT RNA PROCESSING|NUCLEUS 0.0721708690862345 2.86951163282763e-05 285 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 YAL021C CCR4 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0718501078014464 3.09742518551886e-05 286 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 YGR218W CRM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0716668444161669 3.27185397745399e-05 287 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 YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0716248183240172 3.28021800891637e-05 288 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 YBR119W MUD1 hom FT RNA PROCESSING|NUCLEUS 0.0716099178653387 3.29266211073501e-05 289 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 YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0715612270331477 3.3336395219169e-05 290 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 YGR014W MSB2 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0712456508330178 3.61119572809479e-05 291 Mucin family member involved in signaling; functions in the Cdc42p- and MAP kinase-dependent filamentous growth signaling pathway; is processed into secreted and cell-associated forms by the aspartyl protease, Yps1p; also functions as an osmosensor in parallel to the Sho1p-mediated pathway; potential Cdc28p substrate signal transduction involved in filamentous growth|osmosensory signaling pathway via Sho1 osmosensor|establishment of cell polarity|hyperosmotic response|response to osmotic stress osmosensor activity site of polarized growth|integral to plasma membrane YKL039W PTM1 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.071233967655531 3.62188100212337e-05 292 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 YNL154C YCK2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.071196021210148 3.65679368525671e-05 293 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 YDR290W_d YDR290W hom 0.0710214094294709 3.82160232877404e-05 294 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 YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.0710144588873268 3.85901516514887e-05 295 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 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 0.0707407337028439 4.13403075254885e-05 296 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 YGL073W HSF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0706350155284609 4.21170393500025e-05 297 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 YNL089C_d YNL089C hom 0.0706012029687484 4.24758142504305e-05 298 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 YLR412W BER1 hom FT CYTOSKELETON 0.0705805663644047 4.26962052168556e-05 299 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 YJL193W_p YJL193W hom 0.0704746307307516 4.44239104062377e-05 300 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 YJL013C MAD3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS 0.0703217232595174 4.55542793208065e-05 301 Subunit of the spindle-assembly checkpoint complex, which delays anaphase onset in cells with defects in mitotic spindle assembly; pseudosubstrate inhibitor of APC(Cdc20), the anaphase promoting complex involved in securin (Pds1p) turnover distributive segregation|mitotic cell cycle spindle assembly checkpoint|mitotic cell cycle G2/M transition decatenation checkpoint molecular_function mitotic checkpoint complex YNL094W APP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0699711321330626 4.97155811238371e-05 302 Phosphatidate phosphatase, converts phosphatidate to diacylglycerol; App1p, Pah1p, Dpp1p, and Lpp1p are responsible for all the phosphatidate phosphatase activity; component of cortical actin patches; interacts with components of endocytic pathway actin cytoskeleton organization molecular_function actin cytoskeleton|actin cortical patch YKL111C_d YKL111C het 0.0699300719361891 5.02258531870381e-05 303 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 YGL069C_d YGL069C het 0.0699112048610828 5.04619823641851e-05 304 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 YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0698348180103533 5.14287871641868e-05 305 Non-essential putative integral membrane protein with a role in calcium uptake; mutant has cell wall defects and Ca+ uptake deficiencies; transcription is induced under conditions of zinc deficiency fungal-type cell wall organization|calcium ion transport molecular_function integral to membrane YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.0692392316904767 5.97431910867408e-05 306 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 YAL019W FUN30 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0691423616904732 6.10302646643598e-05 307 Snf2p family member with ATP-dependent chromatin remodeling activity; has a role in silencing at the mating type locus, telomeres and centromeres; enriched at centromeres and is required for correct chromatin structure around centromeres, as well as at the boundary element of the silent HMR; recruited to DNA double-strand breaks (DSBs) where it promotes 5' strand resection of DSBs; potential Cdc28p substrate chromosome organization|chromatin silencing at rDNA|heterochromatin maintenance involved in chromatin silencing|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|heterochromatin assembly involved in chromatin silencing chromatin binding|DNA-dependent ATPase activity|DNA binding|protein homodimerization activity mitochondrion|mating-type region heterochromatin|nucleus YOR080W DIA2 hom FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0690083987752948 6.30737776108577e-05 308 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 YKL144C RPC25 het FT NUCLEUS 0.0688012752423983 6.63611959646131e-05 309 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 YDR264C AKR1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0686455905176202 7.05045165044544e-05 310 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 YMR105W-A_p YMR105W-A hom 0.068458414401991 7.21617634386672e-05 311 Putative protein of unknown function biological_process molecular_function cellular_component YER129W SAK1 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0681281473006301 7.83926413943395e-05 312 Upstream serine/threonine kinase for the SNF1 complex; partially redundant with Elm1p and Tos3p; members of this family have functional orthology with LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process|DNA-dependent DNA replication protein serine/threonine kinase activity|protein kinase activity cytoplasm YIR018C-A_p YIR018C-A hom 0.0678933502978147 8.27798408607119e-05 313 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR198C BFR1 hom FT CELL CYCLE|ENDOMEMBRANE SYSTEM 0.0677400656626931 8.59052077653325e-05 314 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 YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0677085781369074 8.71946347293578e-05 315 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 YMR011W HXT2 hom FT PLASMA MEMBRANE 0.0676935715045684 8.6875006643728e-05 316 High-affinity glucose transporter of the major facilitator superfamily, expression is induced by low levels of glucose and repressed by high levels of glucose glucose transport pentose transmembrane transporter activity|mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YNL322C KRE1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0676826755876551 8.71037699843056e-05 317 Cell wall glycoprotein involved in beta-glucan assembly; serves as a K1 killer toxin membrane receptor fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall|integral to membrane YDL125C HNT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0674038871856252 9.31542215546039e-05 318 Adenosine 5'-monophosphoramidase; interacts physically and genetically with Kin28p, a CDK and TFIIK subunit, and genetically with CAK1; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins and similar to Hint; protein abundance increases in response to DNA replication stress nucleotide metabolic process hydrolase activity|nucleotide binding nucleus|cytoplasm YBR027C_d YBR027C hom 0.0673424954171683 9.45388657657174e-05 319 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL105C WSC3 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0671142063046575 9.98600730452023e-05 320 Partially redundant sensor-transducer of the stress-activated PKC1-MPK1 signaling pathway involved in maintenance of cell wall integrity; involved in the response to heat shock and other stressors; regulates 1,3-beta-glucan synthesis response to heat|peroxisome degradation|Rho protein signal transduction transmembrane signaling receptor activity mating projection tip YDR525W_d API2 hom 0.0669683008489011 0.000104397399989401 321 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 YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0665321106202479 0.000115005956460189 322 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 YMR070W MOT3 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0665313743970809 0.000114755867424075 323 Transcriptional repressor and activator with two C2-H2 zinc fingers; involved in repression of a subset of hypoxic genes by Rox1p, repression of several DAN/TIR genes during aerobic growth, and repression of ergosterol biosynthetic genes in response to hyperosmotic stress; contributes to recruitment of the Tup1p-Cyc8p general repressor to promoters; involved in positive transcriptional regulation of CWP2 and other genes; can form the [MOT3+] prion cellular hyperosmotic response|negative regulation of transcription from RNA polymerase II promoter|negative regulation of ergosterol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding nucleus YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0664304590147286 0.000117538883364141 324 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 YLR257W YLR257W hom 0.0664302920694719 0.000117543539600332 325 Protein of unknown function; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0663887863679201 0.000120669002519815 326 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YPL152W RRD2 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION 0.0663396880065831 0.000120096373210691 327 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 YKL160W ELF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0663245399137007 0.000120810365751395 328 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 YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0660742535460388 0.000127879262452906 329 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 YLR342W FKS1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE|CYTOSKELETON 0.066053213894452 0.000128516079151884 330 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 YLR163C MAS1 het FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0659471726256363 0.000134232264992635 331 Smaller subunit of the mitochondrial processing protease (MPP), essential processing enzyme that cleaves the N-terminal targeting sequences from mitochondrially imported proteins protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion|mitochondrial processing peptidase complex YGR228W_d YGR228W hom 0.0658793798850436 0.000133893081435477 332 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 YKL190W CNB1 hom FF|FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0656396407188367 0.000141656981287029 333 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 YML006C GIS4 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0656085698638308 0.000142693679991595 334 CAAX box containing protein of unknown function, proposed to be involved in the RAS/cAMP signaling pathway cellular ion homeostasis|intracellular signal transduction molecular_function plasma membrane YBR229C ROT2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0650348538605735 0.000163167987544523 335 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 YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0647059832211734 0.000177301680564618 336 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 YBR196C PGI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0643209928354464 0.000193784743258616 337 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 YDR001C NTH1 hom FT CARBOHYDRATE METABOLISM 0.0637504248382448 0.000219446760241408 338 Neutral trehalase, degrades trehalose; required for thermotolerance and may mediate resistance to other cellular stresses; may be phosphorylated by Cdc28p; NTH1 has a paralog, NTH2, that arose from the whole genome duplication trehalose catabolic process|response to stress alpha,alpha-trehalase activity cytosol|cytoplasm YBR277C_d YBR277C hom 0.0635778840830949 0.000228265987027129 339 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 YOR030W DFG16 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0629038834264068 0.000268831368081706 340 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 YDL045W-A MRP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0625434180356464 0.000291545721019525 341 Mitochondrial ribosomal protein of the small subunit; contains twin cysteine-x9-cysteine motifs mitochondrial translation|mitochondrial respiratory chain complex assembly structural constituent of ribosome mitochondrial small ribosomal subunit YIL046W MET30 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0624711210488393 0.000293848902024133 342 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 YCR087C-A_p YCR087C-A hom FT NUCLEUS 0.0621581361411059 0.000314534845884009 343 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; YCR087C-A is not an essential gene biological_process molecular_function nucleolus YLR212C TUB4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0620550620325751 0.000327211498936543 344 Gamma-tubulin; involved in nucleating microtubules from both the cytoplasmic and nuclear faces of the spindle pole body; protein abundance increases in response to DNA replication stress 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 YLR322W_d VPS65 hom 0.0613057667832975 0.000397333942350622 345 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 YMR272C SCS7 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.061128663633062 0.000399223962135535 346 Sphingolipid alpha-hydroxylase, functions in the alpha-hydroxylation of sphingolipid-associated very long chain fatty acids, has both cytochrome b5-like and hydroxylase/desaturase domains, not essential for growth inositolphosphoceramide metabolic process fatty acid alpha-hydroxylase activity integral to membrane|endoplasmic reticulum|membrane YGL127C SOH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0608616147523015 0.000419138245449171 347 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 YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.060732352070777 0.000431181812860652 348 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 YPL018W CTF19 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0606772678594044 0.000436411569414513 349 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 YCR088W ABP1 hom FT PROTEIN LOCALIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.060588852107481 0.000444929764643221 350 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 YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0604543706938893 0.000458183907248958 351 Integral subunit of SAGA histone acetyltransferase complex, regulates transcription of a subset of SAGA-regulated genes, required for the Ubp8p association with SAGA and for H2B deubiquitylation histone deubiquitination|regulation of transcription from RNA polymerase II promoter enzyme activator activity DUBm complex|nucleus|SAGA complex YHR104W GRE3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0603453114788019 0.000469201951181886 352 Aldose reductase; involved in methylglyoxal, d-xylose, arabinose, and galactose metabolism; stress induced (osmotic, ionic, oxidative, heat shock, starvation and heavy metals); regulated by the HOG pathway; protein abundance increases in response to DNA replication stress galactose catabolic process|cellular response to oxidative stress|arabinose catabolic process|D-xylose catabolic process|response to stress D-xylose:NADP reductase activity|mRNA binding|glucose 1-dehydrogenase (NADP+) activity|alditol:NADP+ 1-oxidoreductase activity nucleus|cytoplasm YCL004W PGS1 het FT LIPID METABOLISM|MITOCHONDRION 0.0602058003688923 0.000483656773966907 353 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 YJL136W-A_p YJL136W-A hom 0.0601219610574934 0.000504154255706534 354 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YFR028C CDC14 het FT CELL CYCLE|NUCLEUS|CYTOSKELETON 0.0595844550370448 0.000566041827429923 355 Protein phosphatase required for mitotic exit; located in the nucleolus until liberated by the FEAR and Mitotic Exit Network in anaphase, enabling it to act on key substrates to effect a decrease in CDK/B-cyclin activity and mitotic exit; required for meiosis I spindle disassembly; released from nucleolus upon entry into anaphase I of meiosis, resequestered in metaphase II, then released again upon entry into anaphase II; maintained in nucleolus by Cdc55p in early meiosis regulation of exit from mitosis|mitotic cell cycle|protein dephosphorylation phosphoprotein phosphatase activity nucleolus|RENT complex|nucleus|spindle pole body YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0595501741267431 0.000562656749650886 356 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 YMR001C CDC5 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0593895684445303 0.000584603084820505 357 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 YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.0593136943811182 0.000586356621913906 358 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 YKR031C SPO14 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|NUCLEUS 0.0592652639896843 0.000592474981828907 359 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 YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0589321132914569 0.00063619974023608 360 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 YOL016C CMK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0588679711444727 0.00064495524837806 361 Calmodulin-dependent protein kinase; may play a role in stress response, many CA++/calmodulan dependent phosphorylation substrates demonstrated in vitro, amino acid sequence similar to mammalian Cam Kinase II; CMK2 has a paralog, CMK1, that arose from the whole genome duplication signal transduction|protein phosphorylation protein kinase activity|calmodulin-dependent protein kinase activity cytoplasm YMR179W SPT21 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0587436121917108 0.000662250435849804 362 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 YLL008W DRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0586057232547455 0.000681930716541488 363 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 YDR167W TAF10 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0583810404674568 0.000715166485047248 364 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 YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0583483617881186 0.000720123859248091 365 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 YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.058277980197051 0.00074033964328891 366 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 YHR172W SPC97 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0582001593257783 0.000748458367367155 367 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 structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.0581252957198329 0.000754824803003288 368 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 YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0580874379438329 0.000760865927359652 369 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 YOR378W_p YOR378W hom FT PLASMA MEMBRANE 0.0580091533006814 0.000773500731966508 370 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 YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.0579266655080796 0.000787024360351125 371 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 YDR208W MSS4 het FT LIPID METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.057740640579823 0.000818331720422247 372 Phosphatidylinositol-4-phosphate 5-kinase, involved in actin cytoskeleton organization and cell morphogenesis; multicopy suppressor of stt4 mutation phosphatidylinositol phosphorylation|ascospore-type prospore assembly 1-phosphatidylinositol-4-phosphate 5-kinase activity nucleus|plasma membrane YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0576225697151348 0.000852442977812062 373 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 YMR219W ESC1 hom FT GENE SILENCING|NUCLEUS 0.0575858659665635 0.00084525582863953 374 Protein localized to the nuclear periphery, involved in telomeric silencing; interacts with PAD4-domain of Sir4p chromatin silencing at telomere molecular_function nuclear periphery YGL129C RSM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0575657461689921 0.000848815501766223 375 Mitochondrial ribosomal protein of the small subunit, has similarity to mammalian apoptosis mediator proteins; null mutation prevents induction of apoptosis by overproduction of metacaspase Mca1p mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0572644365297401 0.000903814059554443 376 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 YDR017C KCS1 hom 0.0572464728549213 0.000907195067301114 377 Inositol hexakisphosphate (IP6) and inositol heptakisphosphate (IP7) kinase; generation of high energy inositol pyrophosphates by Kcs1p is required for many processes such as vacuolar biogenesis, stress response and telomere maintenance inositol phosphate biosynthetic process inositol heptakisphosphate kinase activity|inositol hexakisphosphate kinase activity|inositol-1,3,4,5,6-pentakisphosphate kinase activity|inositol heptakisphosphate 5-kinase activity cytoplasm YCL050C APA1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.057243015698464 0.000907847094016103 378 AP4A phosphorylase; bifunctional diadenosine 5',5'''-P1,P4-tetraphosphate phosphorylase and ADP sulfurylase involved in catabolism of bis(5'-nucleosidyl) tetraphosphates; catalyzes phosphorolysis of dinucleoside oligophosphates, cleaving substrates' alpha/beta-anhydride bond and introducing Pi into the beta-position of the corresponding NDP formed; protein abundance increases under DNA replication stress; APA1 has a paralog, APA2, that arose from the whole genome duplication nucleotide biosynthetic process|nucleoside catabolic process bis(5'-nucleosyl)-tetraphosphatase activity|sulfate adenylyltransferase (ADP) activity nucleus|cytoplasm YOR031W CRS5 hom 0.0569077952186006 0.000973172478612225 379 Copper-binding metallothionein, required for wild-type copper resistance response to metal ion copper ion binding cytoplasm YLR278C_p YLR278C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0567982595535629 0.000995443857182382 380 Zinc-cluster protein; GFP-fusion protein localizes to the nucleus; mutant shows moderate growth defect on caffeine; has a prion-domain like fragment that increases frequency of [URE3]; YLR278C is not an essential gene biological_process sequence-specific DNA binding nucleus YDL028C MPS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0567865623692861 0.000997849860345836 381 Dual-specificity kinase; required for spindle pole body (SPB) duplication and spindle checkpoint function; substrates include SPB proteins Spc42p, Spc110p, and Spc98p, mitotic exit network protein Mob1p, kinetochore protein Cnn1p, and checkpoint protein Mad1p protein phosphorylation|sister chromatid biorientation|spindle assembly|spindle pole body duplication associated with nuclear envelope|mitotic cell cycle spindle assembly checkpoint protein serine/threonine/tyrosine kinase activity|protein kinase activity condensed nuclear chromosome kinetochore|spindle pole body YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0567419540587652 0.0010265589836183 382 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 YJL179W PFD1 hom FT CYTOSKELETON ORGANIZATION 0.0567212692520605 0.00101137919877779 383 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 YKL032C IXR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0566301640462729 0.00103412397255503 384 Protein that binds DNA containing intrastrand cross-links formed by cisplatin, contains two HMG (high mobility group box) domains, which confer the ability to bend cisplatin-modified DNA; mediates aerobic transcriptional repression of COX5b DNA repair|cellular response to hypoxia|negative regulation of transcription from RNA polymerase II promoter damaged DNA binding|sequence-specific DNA binding nuclear chromatin YDR144C MKC7 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0564733661157277 0.00106430738848219 385 GPI-anchored aspartyl protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; shares functions with Yap3p and Kex2p proteolysis|fungal-type cell wall organization aspartic-type endopeptidase activity fungal-type cell wall YGL116W CDC20 het FF|FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0560105038562261 0.00117004456667143 386 Activator of anaphase-promoting complex/cyclosome (APC/C); APC/C is required for metaphase/anaphase transition; directs ubiquitination of mitotic cyclins, Pds1p, and other anaphase inhibitors; cell-cycle regulated; potential Cdc28p substrate; relative distribution to the nucleus increases upon DNA replication stress spindle checkpoint|activation of mitotic anaphase-promoting complex activity|meiotic anaphase I|positive regulation of protein catabolic process|activation of anaphase-promoting complex activity involved in meiotic cell cycle|positive regulation of mitotic metaphase/anaphase transition|cyclin catabolic process anaphase-promoting complex binding|ubiquitin-protein ligase activator activity mitotic checkpoint complex|anaphase-promoting complex YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0559577079340582 0.00118270300626148 387 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 YLR426W_p TDA5 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0558234097421136 0.00121547480741468 388 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 YDL227C HO hom FT NUCLEUS 0.0557516559391113 0.00123332605521821 389 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 YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0557092830040247 0.00124398113320329 390 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 YBR169C SSE2 hom 0.055593312894829 0.00127357893133167 391 Member of the heat shock protein 70 (HSP70) family; may be involved in protein folding; localized to the cytoplasm; SSE2 has a paralog, SSE1, that arose from the whole genome duplication protein folding|protein refolding adenyl-nucleotide exchange factor activity cytoplasm YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0555919139071664 0.00127393991376993 392 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 YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0555880220347137 0.00127494463492579 393 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 YLR353W BUD8 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.05544870853699 0.00131139482988648 394 Protein involved in bud-site selection; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the proximal pole pseudohyphal growth|cellular bud site selection molecular_function incipient cellular bud site|plasma membrane|cellular bud tip YNL239W LAP3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.0552818014526164 0.00135632951788881 395 Cysteine aminopeptidase with homocysteine-thiolactonase activity; protects cells against homocysteine toxicity; has bleomycin hydrolase activity in vitro; transcription is regulated by galactose via Gal4p; orthologous to human BLMH response to antibiotic|negative regulation of transcription from RNA polymerase II promoter|homocysteine catabolic process double-stranded DNA binding|cysteine-type peptidase activity|mRNA binding|single-stranded DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding mitochondrion|cytoplasm YJL131C AIM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0551426674339996 0.00139486753113469 396 Mitochondrial translation initiation factor 3 (IF3, mIF3); evolutionarily conserved; binds to E. coli ribosomes in vitro; null mutant displays severe respiratory growth defect and elevated frequency of mitochondrial genome loss positive regulation of mitochondrial translational initiation ribosome binding|translation initiation factor activity mitochondrion YJL165C HAL5 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0550944723910046 0.00143186460803533 397 Putative protein kinase; overexpression increases sodium and lithium tolerance, whereas gene disruption increases cation and low pH sensitivity and impairs potassium uptake, suggesting a role in regulation of Trk1p and/or Trk2p transporters; HAL5 has a paralog, KKQ8, that arose from the whole genome duplication cellular cation homeostasis|protein phosphorylation|cellular protein localization|protein dephosphorylation protein kinase activity cellular_component YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0550642737819467 0.00141702343293226 398 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 YKR035C_d OPI8 hom 0.0550549026964699 0.00143142898949648 399 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 YBR139W YBR139W hom FT PROTEOLYSIS 0.054991930415963 0.00143775665576381 400 Putative serine type carboxypeptidase with a role in phytochelatin synthesis; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; expression induced by nitrogen limitation in a GLN3, GAT1-independent manner phytochelatin biosynthetic process serine hydrolase activity|serine-type carboxypeptidase activity fungal-type vacuole YMR208W ERG12 het FF|FT LIPID METABOLISM|COFACTOR METABOLISM 0.0549890167015383 0.00143859753690476 401 Mevalonate kinase, acts in the biosynthesis of isoprenoids and sterols, including ergosterol, from mevalonate ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway|farnesyl diphosphate biosynthetic process, mevalonate pathway mevalonate kinase activity cytosol YBR200W-A_p YBR200W-A hom 0.0547649998577923 0.00150462086773998 402 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL213C NOP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.054682534275435 0.00152962012931976 403 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 YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0546062999950769 0.00156064325051176 404 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 YLR213C CRR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0545759179394626 0.00156250743571235 405 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 YGL154C LYS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0545617493949448 0.00156692657988876 406 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 YJL150W_d YJL150W hom 0.0545572575356685 0.00156832998258023 407 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0545482419399599 0.00157115023908421 408 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 YHR001W-A QCR10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0545139483542431 0.00158192064756738 409 Subunit of the ubiqunol-cytochrome c oxidoreductase complex which includes Cobp, Rip1p, Cyt1p, Cor1p, Qcr2p, Qcr6p, Qcr7p, Qcr8p, Qcr9p, and Qcr10p and comprises part of the mitochondrial respiratory chain mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0544801178203616 0.00159261216389523 410 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 YGL066W SGF73 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0543334898135183 0.00163972422252714 411 SAGA complex subunit; has a role in anchoring the deubiquitination module into SAGA and SLIK complexes; involved in preinitiation complex assembly at promoters; human ortholog ataxin-7 is associated with spinocerebellar ataxia diseases; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay histone deubiquitination|mRNA export from nucleus|histone acetylation|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|protein complex assembly|chromatin modification histone acetyltransferase activity|enzyme activator activity|structural molecule activity DUBm complex|SLIK (SAGA-like) complex|SAGA complex YPL063W TIM50 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0543108363962457 0.00164711611926955 412 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 YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.054263793095774 0.00166256453452929 413 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 YJR091C JSN1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0542268299983282 0.00168285731910721 414 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 YOR360C PDE2 hom FT SIGNALING|NUCLEUS 0.0539954444173023 0.00175326390978689 415 High-affinity cyclic AMP phosphodiesterase, component of the cAMP-dependent protein kinase signaling system, protects the cell from extracellular cAMP, contains readthrough motif surrounding termination codon cAMP-mediated signaling 3',5'-cyclic-AMP phosphodiesterase activity nucleus|cytoplasm YNL022C_p YNL022C hom FT NUCLEUS 0.0539880762391762 0.00175581724229518 416 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 YLR319C BUD6 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0538961726283382 0.00178795349479762 417 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 YGR035C_p YGR035C hom 0.0538285570924714 0.0018119409359615 418 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 YGL134W PCL10 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0536819864475422 0.00186495689227633 419 Pho85p cyclin; recruits, activates, and targets Pho85p cyclin-dependent protein kinase to its substrate negative regulation of glycogen biosynthetic process|regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YIL035C CKA1 hom FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0536378436668234 0.00188120063035833 420 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 YDL152W_d YDL152W het FF 0.0536051456737228 0.00189331653207632 421 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 YDR349C YPS7 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0535924572941849 0.00189803734163491 422 Putative GPI-anchored aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; located in the cytoplasm and endoplasmic reticulum fungal-type cell wall organization aspartic-type endopeptidase activity endoplasmic reticulum|cytoplasm YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0535179587295347 0.00192597377229936 423 Third-largest subunit of DNA polymerase II (DNA polymerase epsilon); required to maintain fidelity of chromosomal replication and also for 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; mRNA abundance peaks at the G1/S boundary of the cell cycle; DPB3 has a paralog, DLS1, that arose from the whole genome duplication DNA-dependent DNA replication|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity epsilon DNA polymerase complex YMR284W YKU70 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0535024652864839 0.00194089902096301 424 Subunit of the telomeric Ku complex (Yku70p-Yku80p), involved in telomere length maintenance, structure and telomere position effect; relocates to sites of double-strand cleavage to promote nonhomologous end joining during DSB repair chromatin assembly or disassembly|chromatin silencing|double-strand break repair via nonhomologous end joining|telomere maintenance|double-strand break repair via break-induced replication|double-strand break repair via homologous recombination|chromatin silencing at silent mating-type cassette damaged DNA binding|RNA binding nuclear chromatin|nuclear telomeric heterochromatin|nuclear envelope|Ku70:Ku80 complex YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.053454777554878 0.00196215516343818 425 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 YER149C PEA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0534240802051785 0.00196171490024871 426 Coiled-coil polarisome protein required for polarized morphogenesis, cell fusion, and low affinity Ca2+ influx; forms polarisome complex with Bni1p, Bud6p, and Spa2p; localizes to sites of polarized growth bipolar cellular bud site selection|regulation of initiation of mating projection growth|regulation of termination of mating projection growth|actin filament organization|pseudohyphal growth|establishment of cell polarity|filamentous growth|Rho protein signal transduction cytoskeletal regulatory protein binding polarisome|actin cap|mating projection tip YBL034C STU1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0533331326106912 0.0019969196102183 427 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 YHL030W ECM29 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0531656850804943 0.00206325639378211 428 Scaffold protein; assists in association of the proteasome core particle with the regulatory particle; degraded by the mature proteasome after assembly; contains HEAT-like repeats; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress proteasome assembly protein complex scaffold proteasome complex|nucleus|cytoplasm YML094C-A_d YML094C-A hom FF 0.0531307953938152 0.00207733034384576 429 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 YIL022W TIM44 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0530220890653093 0.00212174703909718 430 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 YBR109C CMD1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0529088347794243 0.00216894647097081 431 Calmodulin; Ca++ binding protein that regulates Ca++ independent processes (mitosis, bud growth, actin organization, endocytosis, etc.) and Ca++ dependent processes (stress-activated pathways), targets include Nuf1p, Myo2p and calcineurin karyogamy involved in conjugation with cellular fusion|phosphatidylinositol biosynthetic process|NLS-bearing substrate import into nucleus|microautophagy|cell budding|vacuole fusion, non-autophagic|receptor-mediated endocytosis|cytoskeleton organization|spindle pole body organization|transcription factor import into nucleus calcium-dependent protein binding|protein binding|calcium ion binding incipient cellular bud site|central plaque of spindle pole body|mating projection tip|cellular bud neck|cellular bud tip YBL047C EDE1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0526500898183214 0.00228041131002175 432 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 YMR209C_p YMR209C hom 0.0525850433251553 0.00230924582051417 433 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.0525775761006024 0.00231957766337893 434 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 YAL056C-A_d YAL056C-A hom 0.0525512792818415 0.00232434435017724 435 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL291C MID1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0524593857329309 0.00238018161660904 436 N-glycosylated integral membrane protein of the ER membrane and plasma membrane, functions as a stretch-activated Ca2+-permeable cation channel required for Ca2+ influx stimulated by pheromone; interacts with Cch1p; forms an oligomer calcium ion transport stretch-activated, cation-selective, calcium channel activity|calcium channel activity endoplasmic reticulum|plasma membrane YLR249W YEF3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0520677607997011 0.00255070858724797 437 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 YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0519746900689967 0.0025965278905665 438 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 YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.0517442854252531 0.00271719536998404 439 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 YDR537C_d YDR537C hom 0.051214189791184 0.00300006579335694 440 Dubious open reading frame unlikely to encode a protein, almost completely overlaps verified ORF PAD1/YDR538W Unknown Unknown Unknown YDR050C TPI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0509650137014151 0.00314872389674048 441 Triose phosphate isomerase, abundant glycolytic enzyme; mRNA half-life is regulated by iron availability; transcription is controlled by activators Reb1p, Gcr1p, and Rap1p through binding sites in the 5' non-coding region; inhibition of Tpi1p activity by PEP (phosphoenolpyruvate) stimulates redox metabolism in respiring cells; E104D mutation in human TPI causes a rare autosomal disease glycolysis triose-phosphate isomerase activity mitochondrion|plasma membrane|cytoplasm YOR017W PET127 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0508854480447271 0.00319158349694942 442 Protein with a role in 5'-end processing of mitochondrial RNAs, located in the mitochondrial membrane mitochondrial RNA 5'-end processing molecular_function mitochondrial envelope|mitochondrion YIL153W RRD1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0508560665094358 0.00320923153383898 443 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 YLR438W CAR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.050778096359538 0.00325649612478024 444 L-ornithine transaminase (OTAse); catalyzes the second step of arginine degradation, expression is dually-regulated by allophanate induction and a specific arginine induction process; not nitrogen catabolite repression sensitive; protein abundance increases in response to DNA replication stress ornithine metabolic process|arginine catabolic process ornithine-oxo-acid transaminase activity cytosol|nucleus|cytoplasm YDL155W CLB3 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0506857792794698 0.00331327677968063 445 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; relative distribution to the nucleus increases upon DNA replication stress 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|cytoplasm YGR092W DBF2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0504710628245671 0.00345367834306772 446 Ser/Thr kinase involved in transcription and stress response; functions as part of a network of genes in exit from mitosis; localization is cell cycle regulated; activated by Cdc15p during the exit from mitosis; also plays a role in regulating the stability of SWI5 and CLB2 mRNAs; phosphorylates Chs2p to regulate primary septum formation and Hof1p to regulate cytokinesis nuclear division|protein phosphorylation|vacuolar acidification protein serine/threonine kinase activity|protein kinase activity spindle pole body|cellular bud neck YIL045W PIG2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0503977372228685 0.0034962820580757 447 Putative type-1 protein phosphatase targeting subunit that tethers Glc7p type-1 protein phosphatase to Gsy2p glycogen synthase regulation of glycogen biosynthetic process protein phosphatase type 1 regulator activity cytoplasm YKL068W NUP100 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0503640586264238 0.00351826930405146 448 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; homologous to Nup116p positive regulation of transcription, DNA-dependent|mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|protein import into nucleus|protein targeting to nuclear inner membrane|mRNA export from nucleus in response to heat stress nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YIL160C POT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0502494288741982 0.00359405166279746 449 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 YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0499439144347758 0.00380333267437421 450 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 YOR025W HST3 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0498631499046165 0.00386047698088602 451 Member of the Sir2 family of NAD(+)-dependent protein deacetylases; involved along with Hst4p in telomeric silencing, cell cycle progression, radiation resistance, genomic stability and short-chain fatty acid metabolism short-chain fatty acid metabolic process|histone deacetylation|chromatin silencing at telomere histone deacetylase activity|DNA binding nucleus YDL134C PPH21 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0497541940476424 0.00396036270509289 452 Catalytic subunit of protein phosphatase 2A (PP2A); functionally redundant with Pph22p; methylated at C terminus; forms alternate complexes with several regulatory subunits; involved in signal transduction and regulation of mitosis; forms nuclear foci upon DNA replication stress; PPH21 has a paralog, PPH22, that arose from the whole genome duplication actin filament organization|budding cell bud growth|protein dephosphorylation|G1/S transition of mitotic cell cycle|mitotic cell cycle spindle assembly checkpoint|regulation of translation protein serine/threonine phosphatase activity protein phosphatase type 2A complex YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.049526686674861 0.00410702320263576 453 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 YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0493893193205397 0.00421172229932629 454 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 YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0492890728589004 0.00428964951028295 455 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 YJL020C BBC1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0491310860998046 0.00443872789947779 456 Protein possibly involved in assembly of actin patches; interacts with an actin assembly factor Las17p and with the SH3 domains of Type I myosins Myo3p and Myo5p; localized predominantly to cortical actin patches actin cytoskeleton organization myosin I binding actin cortical patch YDL184C RPL41A hom FT TRANSLATION|RIBOSOME 0.048978654514505 0.00453931467530082 457 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 YBR155W CNS1 het 0.048959959772343 0.00455476250275485 458 TPR-containing co-chaperone; binds both Hsp82p (Hsp90) and Ssa1p (Hsp70) and stimulates the ATPase activity of SSA1, ts mutants reduce Hsp82p function while over expression suppresses the phenotypes of an HSP82 ts allele and a cpr7 deletion protein folding Hsp70 protein binding|Hsp90 protein binding cytoplasm YDR128W MTC5 hom 0.0488691880794183 0.00464882487740926 459 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 YAL058W CNE1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0488043370292648 0.00471617222859013 460 Calnexin; integral membrane ER chaperone involved in folding and quality control of glycoproteins; chaperone activity is inhibited by Mpd1p, with which Cne1p interacts; 24% identical to mammalian calnexin; Ca+ binding not yet shown in yeast protein folding|ER-associated protein catabolic process unfolded protein binding integral to endoplasmic reticulum membrane YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0487771807518566 0.00470832298542806 461 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 YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0487524830767788 0.00472942796759194 462 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 YML124C TUB3 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0486191689947142 0.00485117492543609 463 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 YJL187C SWE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.048534935457064 0.00491905977085288 464 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 YNR044W AGA1 hom 0.0485283508729441 0.00492490512207927 465 Anchorage subunit of a-agglutinin of a-cells, highly O-glycosylated protein with N-terminal secretion signal and C-terminal signal for addition of GPI anchor to cell wall, linked to adhesion subunit Aga2p via two disulfide bonds agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YGR282C BGL2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0483779185775675 0.00506017092307451 466 Endo-beta-1,3-glucanase, major protein of the cell wall, involved in cell wall maintenance fungal-type cell wall organization 1,3-beta-glucanosyltransferase activity|glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YCR043C_p YCR043C hom FT GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0480915436941132 0.00532698757333682 467 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the Golgi apparatus; YCR043C is not an essential gene biological_process molecular_function Golgi apparatus|mating projection tip YPR190C RPC82 het FT NUCLEUS 0.0480009276727976 0.00542094328386068 468 RNA polymerase III subunit C82 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YHR070W TRM5 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0479753102083032 0.00547367878926328 469 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 YHR047C AAP1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0479360420207792 0.0054771299365057 470 Arginine/alanine amino peptidase; overproduction stimulates glycogen accumulation; AAP1 has a paralog, APE2, that arose from the whole genome duplication glycogen metabolic process|proteolysis aminopeptidase activity nucleus|cytoplasm YDR257C RKM4 hom FT NUCLEUS 0.0475234964226934 0.0058941317835913 471 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 YLR425W TUS1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0474703732935208 0.00594985769889401 472 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 YOR093C_p YOR093C hom FT NUCLEUS 0.0474674258253836 0.00596041883977152 473 Putative protein of unknown function; deletion causes sensitivity to unfolded protein response-inducing agents biological_process molecular_function integral to membrane YBR120C CBP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0473945824494584 0.00603018354454556 474 Mitochondrial protein required for translation of the COB mRNA; forms a complex with Cbp3p that binds to mt ribosomes near the polypeptide tunnel exit and promotes efficient translation of the COB mRNA; Cbp3p-Cbp6p complex also interacts with newly synthesized cytochrome b (Cobp) and Cbp4p to promote assembly of Cobp into the cytochrome bc1 complex positive regulation of mitochondrial translation|mitochondrial respiratory chain complex III assembly ribosome binding mitochondrion|mitochondrial ribosome YLR181C VTA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0473143051553983 0.00611632803428036 475 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 YKL045W PRI2 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0472961969809614 0.00613591215335232 476 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 synthesis involved in DNA repair|DNA replication|DNA replication initiation single-stranded DNA binding|DNA primase activity nuclear envelope|alpha DNA polymerase:primase complex|nucleus YLR171W_d YLR171W hom 0.0472955002682063 0.00618261966397275 477 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR138W NHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0471175966754982 0.00633211498098235 478 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 YHR077C NMD2 hom 0.047015485116404 0.00644680934730586 479 Protein involved in the nonsense-mediated mRNA decay (NMD) pathway; interacts with Nam7p and Upf3p; involved in telomere maintenance nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|translational frameshifting molecular_function polysome|cytoplasm YMR118C_p SHH3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0468093629882895 0.00668403952621809 480 Putative mitochondrial inner membrane protein of unknown function; although similar to Sdh3p, Shh3p is not a stoichiometric subunit of either succinate dehydrogenase or of the TIM22 translocase biological_process molecular_function integral to membrane YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0467290117370053 0.00677862241159951 481 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 YLR361C-A_p YLR361C-A hom 0.0466447376547758 0.00687911307664697 482 Putative protein of unknown function biological_process molecular_function cellular_component YOR033C EXO1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0465974651208373 0.0069360659388359 483 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 YDR076W RAD55 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.046497956217454 0.0070573376163688 484 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 YDL050C_d YDL050C hom 0.0464252114737521 0.00714719228889111 485 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR145W TAF12 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0462662209337302 0.00734716092672222 486 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 YML104C MDM1 hom FT MITOCHONDRION ORGANIZATION|CYTOSKELETON 0.0461354202911199 0.00754225648456575 487 Intermediate filament protein, required for nuclear and mitochondrial transmission to daughter buds; contains a Phox homology (PX) domain and specifically binds phosphatidylinositol 3-phosphate (PtdIns-3-P) nuclear migration|mitochondrion inheritance|mitochondrion organization structural constituent of cytoskeleton|phosphatidylinositol-3-phosphate binding intermediate filament|integral to membrane|cytoplasm YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0461283966042644 0.00752455219532546 488 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 YBR148W YSW1 hom FT MEMBRANE ORGANIZATION 0.0460554679859207 0.00761996199831183 489 Protein required for normal prospore membrane formation; interacts with Gip1p, which is the meiosis-specific regulatory subunit of the Glc7p protein phosphatase; expressed specifically in spores and localizes to the prospore membrane ascospore-type prospore membrane assembly molecular_function prospore membrane YDL041W_d YDL041W hom FF 0.0460146923282848 0.00767377845171398 490 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 YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.0459041903178848 0.00782133678913778 491 Protein of unknown function, identified as a high copy suppressor of psk1 psk2 mutations that confer temperature-sensitivity for galactose utilization; proposed to bind single-stranded nucleic acids via its R3H domain galactose metabolic process molecular_function cytoplasm YLR003C CMS1 hom FT NUCLEUS 0.0457031058694854 0.00809638582568974 492 Putative subunit of the 90S preribosome processome complex; overexpression rescues supressor mutant of mcm10; null mutant is viable; relocalizes from nucleus to cytoplasm upon DNA replication stress biological_process molecular_function nucleus|90S preribosome YAL053W FLC2 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.045634444383336 0.0081922663663104 493 Putative FAD transporter; required for uptake of FAD into endoplasmic reticulum; involved in cell wall maintenance; FLC2 has a paralog, YOR365C, that arose from the whole genome duplication protein folding|fungal-type cell wall biogenesis|FAD transport|transmembrane transport FAD transmembrane transporter activity integral to membrane|endoplasmic reticulum|cytoplasm YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.0455176907782328 0.00835763792669166 494 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 YLL023C POM33 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0452280607380617 0.00878083088004473 495 Transmembrane nucleoporin; involved in nuclear pore complex (NPC) distribution, assembly or stabilization; highly conserved across species, orthologous to human TMEM33 and paralogous to Per33p; protein abundance increases in response to DNA replication stress nuclear pore organization|nuclear pore complex assembly structural constituent of nuclear pore ribosome|integral to membrane|endoplasmic reticulum|nuclear pore YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0450292871960927 0.00916521762661125 496 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 YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0449082723667544 0.00927023049932764 497 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 YGL087C MMS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0448740193703058 0.00932406720520499 498 Ubiquitin-conjugating enzyme variant; involved in error-free postreplication repair; forms a heteromeric complex with Ubc13p, an active ubiquitin-conjugating enzyme; cooperates with chromatin-associated RING finger proteins, Rad18p and Rad5p; protein abundance increases in response to DNA replication stress postreplication repair|response to DNA damage stimulus|protein polyubiquitination|free ubiquitin chain polymerization ubiquitin-protein ligase activity ubiquitin conjugating enzyme complex|nucleus|cytoplasm YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.0443645659306369 0.0102713976718126 499 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 YJL071W ARG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0443597500156648 0.0101665590157314 500 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 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 0.0441942754626921 0.0105439817706049 501 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 YAR035W YAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0439933475767461 0.0108074775106896 502 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 YFL056C AAD6 hom FT OXIDATION-REDUCTION PROCESS 0.0439559955454251 0.0108747894611061 503 Putative aryl-alcohol dehydrogenase; involved in oxidative stress response; similar to P. chrysosporium aryl-alcohol dehydrogenase; expression induced in cells treated with the mycotoxin patulin cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0437837721496386 0.0111899940701313 504 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 YNL222W SSU72 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0436932422892685 0.0113589132152399 505 Phosphatase and transcription/RNA-processing factor; associates with TFIIB and cleavage/polyadenylation factor Pta1p; exhibits phosphatase activity on serine-5 and serine-7 of the RNA polymerase II C-terminal domain; affects start site selection and transcriptional read through in vivo transcription initiation from RNA polymerase II promoter|mRNA 3'-end processing|mRNA cleavage|termination of RNA polymerase II transcription|termination of RNA polymerase II transcription, poly(A)-coupled|transcription antitermination|transcriptional start site selection at RNA polymerase II promoter|dephosphorylation of RNA polymerase II C-terminal domain|termination of RNA polymerase II transcription, exosome-dependent|snoRNA transcription|transcription elongation from RNA polymerase II promoter protein tyrosine phosphatase activity|phosphoprotein phosphatase activity|CTD phosphatase activity mRNA cleavage and polyadenylation specificity factor complex|nucleus YNL070W TOM7 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0436652223625786 0.0114116520369553 506 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 YJL129C TRK1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0435158669924718 0.0116964491880146 507 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 YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0434922026153602 0.0117421472109238 508 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 YBR137W YBR137W hom 0.0434896277978351 0.0117471289495684 509 Protein of unknown function; localized to the cytoplasm; binds to Replication Protein A (RPA); also interacts with Sgt2p; YBR137W is not an essential gene biological_process molecular_function TRC complex|cytoplasm 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 0.0432174257948809 0.0122844708625288 510 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 YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0430533067641723 0.0126586010625464 511 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 YJL034W KAR2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0429865419583106 0.0127571919480541 512 ATPase involved in protein import into the ER, also acts as a chaperone to mediate protein folding in the ER and may play a role in ER export of soluble proteins; regulates the unfolded protein response via interaction with Ire1p karyogamy involved in conjugation with cellular fusion|posttranslational protein targeting to membrane, translocation|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|response to unfolded protein unfolded protein binding|ATPase activity endoplasmic reticulum|luminal surveillance complex YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0429689691187275 0.0129416397457733 513 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 YMR110C HFD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0427239247421039 0.013314385605787 514 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 YMR299C DYN3 hom FT CYTOSKELETON 0.0425758962496096 0.0136378418785766 515 Dynein light intermediate chain (LIC); localizes with dynein, null mutant is defective in nuclear migration nuclear migration along microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YOL091W SPO21 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.0425033197734804 0.013841398104385 516 Component of the meiotic outer plaque of the spindle pole body, involved in modifying the meiotic outer plaque that is required prior to prospore membrane formation ascospore wall assembly|meiosis structural molecule activity spindle pole body YDR437W GPI19 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0424713785225515 0.0138703828197553 517 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 YMR238W DFG5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0423664664357465 0.0141073133303601 518 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 YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.0423031761089856 0.0142519665883795 519 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 YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0420932151373253 0.014860391747275 520 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YOR344C TYE7 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|CHROMOSOME 0.0418892407879211 0.0152306988178728 521 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 YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.0418698868354596 0.0152931060004594 522 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 YPR064W_d YPR064W hom 0.0418636666979741 0.0152930630830714 523 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR182W SWI6 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0415445563819277 0.0161537086617452 524 Transcription cofactor; forms complexes with Swi4p and Mbp1p to regulate transcription at the G1/S transition; involved in meiotic gene expression; also binds Stb1p to regulate transcription at START; cell wall stress induces phosphorylation by Mpk1p, which regulates Swi6p localization; required for the unfolded protein response, independently of its known transcriptional coactivators positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|positive regulation of reciprocal meiotic recombination|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity SBF transcription complex|MBF transcription complex|nucleus|cytoplasm YDR190C RVB1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0415037294888818 0.0162586016530782 525 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 YJL019W MPS3 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0414734661960184 0.0162887985205766 526 Nuclear envelope protein required for SPB insertion; initiation of SPB duplication and nuclear fusion; acetylation of Mps3p by Eco1p regulates its role in nuclear organization; localizes to the SPB half bridge and at telomeres during meiosis; required with Ndj1p and Csm4p for meiotic bouquet formation and telomere-led rapid prophase movement; N-terminal acetylated by Eco1p meiotic telomere clustering|synapsis|nuclear migration involved in conjugation with cellular fusion|spindle pole body duplication associated with nuclear envelope|telomere tethering at nuclear periphery|mitotic sister chromatid cohesion molecular_function nuclear envelope|nuclear periphery|integral to membrane|nuclear chromosome, telomeric region|half bridge of spindle pole body YMR111C YMR111C hom FT NUCLEUS 0.0414146460631546 0.0164252315409593 527 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YMR111C is not an essential gene; forms nuclear foci upon DNA replication stress biological_process molecular_function nucleus YHR018C ARG4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.041236127600509 0.0168954055433657 528 Argininosuccinate lyase, catalyzes the final step in the arginine biosynthesis pathway arginine biosynthetic process via ornithine argininosuccinate lyase activity cytosol YJL056C ZAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0407277293550475 0.0183692280014864 529 Zinc-regulated transcription factor; binds to zinc-responsive promoters to induce transcription of certain genes in presence of zinc, represses other genes in low zinc; regulates its own transcription; contains seven zinc-finger domains regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|RNA polymerase II regulatory region sequence-specific DNA binding|zinc ion binding nucleus YNL135C FPR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0407232048409358 0.0183647867485382 530 Peptidyl-prolyl cis-trans isomerase (PPIase), binds to the drugs FK506 and rapamycin; also binds to the nonhistone chromatin binding protein Hmo1p and may regulate its assembly or function protein folding|chromatin organization|homoserine metabolic process peptidyl-prolyl cis-trans isomerase activity|macrolide binding mitochondrion|nucleus|cytoplasm YMR307W GAS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GENE SILENCING|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.040686181568868 0.0184188406862302 531 Beta-1,3-glucanosyltransferase, required for cell wall assembly and also has a role in transcriptional silencing; localizes to the cell surface via a glycosylphosphatidylinositol (GPI) anchor; also found at the nuclear periphery fungal-type cell wall organization|chromatin silencing|filamentous growth 1,3-beta-glucanosyltransferase activity mitochondrion|membrane raft|primary cell septum|nuclear periphery|integral to membrane|fungal-type cell wall|plasma membrane|cellular bud scar|ER to Golgi transport vesicle YKR029C SET3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0404756559138436 0.0190330856690851 532 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 YCR049C_d YCR049C hom 0.0404400339820106 0.0191387707840037 533 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL256C CLN2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0403671646583094 0.0193565619037304 534 G1 cyclin involved in regulation of the cell cycle; activates Cdc28p kinase to promote the G1 to S phase transition; late G1 specific expression depends on transcription factor complexes, MBF (Swi6p-Mbp1p) and SBF (Swi6p-Swi4p) regulation of cyclin-dependent protein kinase activity|re-entry into mitotic cell cycle after pheromone arrest cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YLR098C CHA4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0403261435709658 0.0194801151332904 535 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 YNL106C INP52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0402991947003075 0.0196528730458722 536 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 YDL170W UGA3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.040145940577107 0.0200310695250444 537 Transcriptional activator necessary for gamma-aminobutyrate (GABA)-dependent induction of GABA genes (such as UGA1, UGA2, UGA4); zinc-finger transcription factor of the Zn(2)-Cys(6) binuclear cluster domain type; localized to the nucleus nitrogen utilization|nitrogen catabolite activation of transcription from RNA polymerase II promoter|gamma-aminobutyric acid catabolic process sequence-specific DNA binding transcription factor recruiting transcription factor activity|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 YIL107C PFK26 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0400523300130176 0.0203226044256873 538 6-phosphofructo-2-kinase, inhibited by phosphoenolpyruvate and sn-glycerol 3-phosphate; has negligible fructose-2,6-bisphosphatase activity; transcriptional regulation involves protein kinase A regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YOR349W CIN1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0399786851549627 0.0205545529937692 539 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 YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.0398508029967843 0.0209628101842905 540 Protein involved in G2/M phase progression and response to DNA damage, interacts with Rad53p; contains an RNA recognition motif, a nuclear localization signal, and several SQ/TQ cluster domains; hyperphosphorylated in response to DNA damage G2/M transition of mitotic cell cycle|DNA damage checkpoint molecular_function cytoplasm YKL187C FAT3 hom FT MITOCHONDRION 0.0396456730692115 0.02178938489664 541 Protein required for fatty acid uptake; Fat3p abundance increases in cortical patches in response to oleate exposure; the authentic, non-tagged protein is detected in a phosphorylated state in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|integral to membrane YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.03961906976512 0.021720624588127 542 Type I transmembrane sorting receptor for multiple vacuolar hydrolases; cycles between the late-Golgi and prevacuolar endosome-like compartments vacuolar transport|protein targeting to vacuole signal sequence binding integral to membrane|Golgi apparatus YFR044C DUG1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.0395962692389259 0.021796459115806 543 Cys-Gly metallo-di-peptidase; forms a complex with Dug2p and 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 metallodipeptidase activity|omega peptidase activity mitochondrion|ribosome|cytoplasm YIL029C_p YIL029C hom 0.039588306180107 0.0218229984511467 544 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 YPL027W SMA1 hom FT MEMBRANE ORGANIZATION 0.0395539634914334 0.0219377782522635 545 Protein of unknown function involved in the assembly of the prospore membrane during sporulation; interacts with Spo14p ascospore-type prospore membrane assembly molecular_function prospore membrane YIL159W BNR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0394362423297645 0.0223352181855657 546 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 BNI1 barbed-end actin filament capping|actin filament bundle assembly|formin-nucleated actin cable assembly profilin binding cellular bud neck YDR056C_p YDR056C hom FT ENDOPLASMIC RETICULUM 0.0394273403526416 0.022365525172301 547 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDR056C is not an essential protein biological_process molecular_function endoplasmic reticulum YBL081W_p YBL081W hom 0.0394053787931935 0.0227434001575174 548 Non-essential protein of unknown function; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function cellular_component YBR286W APE3 hom FT PROTEOLYSIS 0.0393839989262982 0.0225135931844017 549 Vacuolar aminopeptidase Y, processed to mature form by Prb1p vacuolar protein catabolic process aminopeptidase activity fungal-type vacuole YDL129W YDL129W hom FT NUCLEUS 0.0393039409558192 0.0227893370750508 550 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; YDL129W is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YBR184W_p YBR184W hom 0.0391778458709178 0.0232295947982625 551 Putative protein of unknown function; YBR184W is not an essential gene biological_process molecular_function cellular_component YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0391672552490167 0.0232669054634728 552 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 YHR064C SSZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0389072111652749 0.0241994947069282 553 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 YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.038873006861079 0.0243245394335734 554 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 YKL159C RCN1 hom FT SIGNALING 0.0388125936323951 0.0245467670664752 555 Protein involved in calcineurin regulation during calcium signaling; has similarity to H. sapiens DSCR1 which is found in the Down Syndrome candidate region calcium-mediated signaling protein phosphatase 2B binding|calcium-dependent protein serine/threonine phosphatase regulator activity cytoplasm YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0387976584696271 0.0246876823429439 556 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 YML081W TDA9 hom FT NUCLEUS 0.0387709503511969 0.0247009720328305 557 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 YDL133W SRF1 hom 0.0386808539545736 0.0250374716643258 558 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 YDR152W GIR2 hom FT TRANSLATION 0.0386312574735721 0.0252897700895798 559 Highly-acidic cytoplasmic RWD domain-containing protein of unknown function; forms a complex with Rbg2p; interacts with Rbg1p and Gcn1p; associates with translating ribosomes; putative intrinsically unstructured protein cytoplasmic translation molecular_function polysome|cytoplasm YML023C NSE5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0386207934315836 0.0252857836331197 560 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 DNA repair molecular_function Smc5-Smc6 complex|nucleus YNL179C_d YNL179C hom 0.0385627495150521 0.0254845816774152 561 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0384490992464682 0.0259213321214015 562 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 YOR019W YOR019W hom FT CELL CYCLE 0.0384202677340364 0.026033153035052 563 Protein of unknown function that may interact with ribosomes, based on co-purification experiments mitochondrion degradation molecular_function ribosome YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0383992588811173 0.0261148966403143 564 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 YER114C BOI2 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0383138072820477 0.0264496708448781 565 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 YEL042W GDA1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0382818234413816 0.0265759238945441 566 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 YBR021W FUR4 hom FF|FT PLASMA MEMBRANE 0.0382246798323514 0.0269165023926459 567 Plasma membrane localized uracil permease; expression is tightly regulated by uracil levels and environmental cues; conformational alterations induced by unfolding or substrate binding result in Rsp5p-mediated ubiquitination and degradation uracil transport|transmembrane transport uracil:cation symporter activity integral to membrane|membrane raft|plasma membrane YJL054W TIM54 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0381958056018443 0.0269180553635313 568 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 YOL164W BDS1 hom 0.0381914426044373 0.0270496102536339 569 Bacterially-derived sulfatase required for use of alkyl- and aryl-sulfates as sulfur sources dodecyl sulfate metabolic process arylsulfatase activity|alkyl sulfatase activity cellular_component YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0381879701716846 0.0270178327536552 570 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 YFL015C_d YFL015C hom 0.0380617879885442 0.0274586767853248 571 Dubious open reading frame unlikely to encode a protein; partially overlaps dubious ORF YFL015W-A; YFL015C is not an essential gene Unknown Unknown Unknown YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0380463401588709 0.0275215904167982 572 Nuclear thiol peroxidase which functions as an alkyl-hydroperoxide reductase during post-diauxic growth cellular response to oxidative stress|cell redox homeostasis thioredoxin peroxidase activity nucleus YGR161W-C_p YGR161W-C hom 0.0379880737987436 0.0277600087587508 573 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YFR052W RPN12 het FT PROTEOLYSIS 0.0379045921746843 0.0281047060964681 574 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 YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0378951379162244 0.0281439743827244 575 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 YOR188W MSB1 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0378879401964732 0.0281739018097829 576 Protein of unknown function; may be involved in positive regulation of 1,3-beta-glucan synthesis and the Pkc1p-MAPK pathway; multicopy suppressor of temperature-sensitive mutations in CDC24 and CDC42, and of mutations in BEM4; potential Cdc28p substrate; relocalizes from bud neck to cytoplasm upon DNA replication stress establishment of cell polarity molecular_function mitochondrion|cellular bud neck|cellular bud tip YNR009W NRM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0378780034911801 0.0282152627181786 577 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 YDR314C RAD34 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0378672048045017 0.0282602708625305 578 Protein involved in nucleotide excision repair (NER); homologous to RAD4 nucleotide-excision repair molecular_function nucleus YMR158W-B_d YMR158W-B hom 0.0378477304523272 0.0283415948760899 579 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene ATG16/YMR159C Unknown Unknown Unknown YLR320W MMS22 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0378347268405134 0.0285143059158301 580 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; required for accurate meiotic chromosome segregation replication fork processing|double-strand break repair|recombinational repair|meiotic sister chromatid segregation|response to DNA damage stimulus molecular_function Cul8-RING ubiquitin ligase complex|nucleus YLR200W YKE2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0377504568683496 0.0287508291321473 581 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 YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.037745198935465 0.0287730936350648 582 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 YJR097W JJJ3 hom FT NUCLEUS 0.0377383214314578 0.0288022385439197 583 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 YGR113W DAM1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0377177315051576 0.0289613983603769 584 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 YNL333W SNZ2 hom FT COFACTOR METABOLISM 0.0377125014353921 0.0289118832062782 585 Member of a stationary phase-induced gene family; transcription of SNZ2 is induced prior to diauxic shift, and also in the absence of thiamin in a Thi2p-dependent manner; forms a coregulated gene pair with SNO2; interacts with Thi11p pyridoxine metabolic process|thiamine biosynthetic process protein binding cellular_component 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 0.03766372924616 0.0291199746048918 586 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 YML057W CMP2 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0376404825090349 0.0292196116805236 587 Calcineurin A; one isoform (the other is CNA1) of the catalytic subunit of calcineurin, a Ca++/calmodulin-regulated protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is CNB1 adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity calcineurin complex|cytoplasm YLR359W ADE13 het FT NUCLEOTIDE METABOLISM 0.0374975450159206 0.0298387184107467 588 Adenylosuccinate lyase, catalyzes two steps in the 'de novo' purine nucleotide biosynthetic pathway; expression is repressed by adenine and activated by Bas1p and Pho2p; mutations in human ortholog ADSL cause adenylosuccinase deficiency purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process N6-(1,2-dicarboxyethyl)AMP AMP-lyase (fumarate-forming) activity cellular_component YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0374592411521025 0.0300065272402477 589 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 YIL123W SIM1 hom FT CELL WALL ORG/BIOGENESIS 0.0372481591293914 0.030945892452985 590 Protein of the SUN family (Sim1p, Uth1p, Nca3p, Sun4p) that may participate in DNA replication, promoter contains SCB regulation box at -300 bp indicating that expression may be cell cycle-regulated fungal-type cell wall organization molecular_function fungal-type cell wall YBR262C AIM5 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0372446777031945 0.0309615947774513 591 Mitochondrial inner membrane protein; subunit 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 YNL152W INN1 het FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0371507834551471 0.0313876732186892 592 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 YGL006W-A_p YGL006W-A hom 0.0371046626405422 0.0315987977473114 593 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YLR312C_p YLR312C hom 0.0370212269268251 0.0319838305444373 594 Putative protein of unknown function biological_process molecular_function cellular_component YOR071C NRT1 hom FT PLASMA MEMBRANE 0.0370110285612204 0.0320311677567915 595 High-affinity nicotinamide riboside transporter; also transports thiamine with low affinity; shares sequence similarity with Thi7p and Thi72p; proposed to be involved in 5-fluorocytosine sensitivity thiamine transport|nicotinamide riboside transport nicotinamide riboside transporter activity integral to membrane|plasma membrane YBL024W NCL1 hom FT RNA PROCESSING|NUCLEUS 0.0369683808185978 0.0322297744184729 596 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 YDR444W_p YDR444W hom FT LIPID METABOLISM 0.03689546281816 0.0325717905449701 597 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YMR192W GYL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.036861940129146 0.0327560619356574 598 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 YJL147C_p YJL147C hom FT MITOCHONDRION 0.0368335402511333 0.0328646686195945 599 Mitochondrial protein of unknown function; homozygous diploid deletion strain has a sporulation defect characterized by elevated dityrosine in the soluble fraction; expression induced by calcium shortage; YJL147W is a non-essential gene biological_process molecular_function mitochondrion YCR025C_d YCR025C hom 0.036777248316416 0.0331328679764227 600 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 YLR197W NOP56 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0366769570216229 0.0337478736264833 601 Essential evolutionarily-conserved nucleolar protein component of the box C/D snoRNP complexes that direct 2'-O-methylation of pre-rRNA during its maturation; overexpression causes spindle orientation defects rRNA modification|rRNA processing molecular_function box C/D snoRNP complex|small-subunit processome|nucleolus|nucleus|90S preribosome YNL299W TRF5 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0366320007279806 0.0338335539515395 602 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 YMR158C-A_p YMR158C-A hom 0.0365446094829557 0.0342612087171964 603 Putative protein of unknown function, may contain a lipid attachment site; YMR158C-A is not an essential gene biological_process molecular_function cellular_component YJR099W YUH1 hom FT PROTEOLYSIS 0.036450021497141 0.0347292762464579 604 Ubiquitin C-terminal hydrolase that cleaves ubiquitin-protein fusions to generate monomeric ubiquitin; hydrolyzes the peptide bond at the C-terminus of ubiquitin; also the major processing enzyme for the ubiquitin-like protein Rub1p protein deubiquitination ubiquitin-specific protease activity cytoplasm YER066C-A_d YER066C-A hom 0.0364428380038827 0.0347921063299611 605 Dubious open reading frame unlikely to encode a protein, partially overlaps uncharacterized ORF YER067W Unknown Unknown Unknown YMR130W_p YMR130W hom 0.0363808858456485 0.0350748366955723 606 Putative protein of unknown function; YMR130W is not an essential gene biological_process molecular_function cellular_component YOR004W UTP23 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0363660843245104 0.0351491991763194 607 Component of the small subunit processome, involved in 40S ribosomal subunit biogenesis; interacts with snR30 and is required for dissociation of snR30 from large pre-ribosomal particles; has homology to PINc domain protein Fcf1p, although the PINc domain of Utp23p is not required for function; essential protein 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|mitochondrion|nucleolus YDR133C_d YDR133C hom 0.0363357886757269 0.0355761854132594 608 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR134C Unknown Unknown Unknown YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0362503101919406 0.0357906370267244 609 Open reading frame, unlikely to produce a functional protein in S288C; in closely related species and other S. cerevisiae strain backgrounds YIL168W and adjacent ORF, YIL167W, constitute a single ORF encoding L-serine dehydratase serine family amino acid metabolic process L-serine ammonia-lyase activity cellular_component YOR066W MSA1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0362214091126487 0.0358831536318969 610 Activator of G1-specific transcription factors, MBF and SBF; involved in regulation of the timing of G1-specific gene transcription and cell cycle initiation; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation G1/S transition of mitotic cell cycle|regulation of transcription involved in G1 phase of mitotic cell cycle|regulation of cell size molecular_function nucleus|cytoplasm YBR300C_d YBR300C hom 0.036122902980453 0.0363903285783678 611 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 YMR314W PRE5 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0361168157477445 0.0365616173849784 612 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 YDL044C MTF2 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0360187053544976 0.0369334401090623 613 Mitochondrial matrix protein that interacts with an N-terminal region of mitochondrial RNA polymerase (Rpo41p) and couples RNA processing and translation to transcription cytoplasmic translation|mRNA processing RNA binding mitochondrion YGR269W_d YGR269W hom 0.0359337149281412 0.0373815324738834 614 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF HUA1/YGR268C Unknown Unknown Unknown YGR044C RME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0357803965960489 0.0382015686605105 615 Zinc finger protein involved in control of meiosis; prevents meiosis by repressing IME1 expression and promotes mitosis by activating CLN2 expression; directly repressed by a1-alpha2 regulator; mediates cell type control of sporulation; relocalizes from nucleus to cytoplasm upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription during meiosis|negative regulation of meiosis|positive regulation of invasive growth in response to glucose limitation by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|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 transcription factor activity nucleus YMR037C MSN2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0357505215202632 0.0383631252533956 616 Transcriptional activator; activated in stress conditions, which results in translocation from the cytoplasm to the nucleus; binds DNA at stress response elements of responsive genes, inducing gene expression; MSN2 has a paralog, MSN4, 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 heat stress|positive regulation of transcription from RNA polymerase II promoter in response to a hypotonic environment|positive regulation of transcription from RNA polymerase II promoter in response to alkalinity|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter in response to acidity|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter in response to hydrogen peroxide|regulation of replicative cell aging by regulation of transcription from RNA polymerase II promoter in response to caloric restriction|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|positive regulation of transcription from RNA polymerase II promoter in response to freezing|positive regulation of transcription from RNA polymerase II promoter in response to ethanol|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|positive regulation of transcription from RNA polymerase II promoter in response to hydrostatic pressure|cellular response to methylmercury|positive regulation of transcription from RNA polymerase II promoter in response to nitrosative stress|positive regulation of transcription from RNA polymerase II promoter in response to cold|positive regulation of transcription from RNA polymerase II promoter in response to glucose starvation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding cytosol|nucleus YOR008C-A_p YOR008C-A hom 0.0356918212928304 0.0387693981587905 617 Putative protein of unknown function, includes a potential transmembrane domain; deletion results in slightly lengthened telomeres biological_process molecular_function cellular_component YOR018W ROD1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0353413794482633 0.0406347200287007 618 Membrane protein, binds the ubiquitin ligase Rsp5p via its 2 PY motifs; overexpression confers resistance to the GST substrate o-dinitrobenzene, zinc, and calcium; proposed to regulate the endocytosis of plasma membrane proteins; protein abundance increases in response to DNA replication stress; ROD1 has a paralog, ROG3, that arose from the whole genome duplication response to drug|ubiquitin-dependent endocytosis ubiquitin protein ligase binding plasma membrane YBL022C PIM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0352882212322853 0.0409380616342233 619 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 YGL121C GPG1 hom FT SIGNALING 0.0351711009966981 0.0416131688679068 620 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 YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0351576289646543 0.0416914254974616 621 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 YLR429W CRN1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0351435555552816 0.0417733083805253 622 Coronin, cortical actin cytoskeletal component that associates with the Arp2p/Arp3p complex to regulate its activity; plays a role in regulation of actin patch assembly microtubule-based process|actin filament organization|actin cortical patch localization|Unknown|negative regulation of Arp2/3 complex-mediated actin nucleation microtubule binding|actin filament binding|protein binding, bridging Arp2/3 protein complex|actin cortical patch YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0351296814286863 0.0418541649377062 623 Protein involved in repression of transcription at the silent mating-type loci HML and HMR; recruitment to silent chromatin requires interactions with Orc1p and with Sir4p, through a common Sir1p domain; binds to centromeric chromatin establishment of chromatin silencing|chromatin silencing at silent mating-type cassette chromatin binding|sequence-specific DNA binding chromatin silencing complex YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0351010300065471 0.0420215607184079 624 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 YGR151C_d YGR151C hom 0.0350349362056631 0.0425023515654173 625 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF RSR1/BUD1/YGR152C; relative distribution to the nucleus increases upon DNA replication stress Unknown Unknown Unknown YDL124W YDL124W hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0350258109403513 0.0424637247199224 626 NADPH-dependent alpha-keto amide reductase; reduces aromatic alpha-keto amides, aliphatic alpha-keto esters, and aromatic alpha-keto esters; member of the aldo-keto reductase (AKR) family; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cellular ketone metabolic process|cellular amide metabolic process|cellular aromatic compound metabolic process alpha-keto amide reductase activity|aldo-keto reductase (NADP) activity|alditol:NADP+ 1-oxidoreductase activity|alpha-keto ester reductase activity nucleus|plasma membrane|cytoplasm YDL118W_d YDL118W hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0349985329377966 0.0426250432648804 627 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 YDR181C SAS4 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0349961664462603 0.0426390627734518 628 Subunit of the SAS complex (Sas2p, Sas4p, Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; required for the HAT activity of Sas2p chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YDR228C PCF11 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0349624303254642 0.0430568513851316 629 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 YJL139C YUR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0349515913879338 0.0429038621579504 630 Mannosyltransferase involved in protein N-glycosylation; member of the KTR1 family; located in the Golgi apparatus; YUR1 has a paralog, KTR2, that arose from the whole genome duplication cell wall mannoprotein biosynthetic process|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0349247101900132 0.0430642213157985 631 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 YJL090C DPB11 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME 0.0348070806214028 0.0437719059882836 632 DNA replication initiation protein; loads DNA pol epsilon onto pre-replication complexes at origins; checkpoint sensor recruited to stalled replication forks by the checkpoint clamp complex where it activates Mec1p; ortholog of human TopBP1; forms nuclear foci upon DNA replication stress lagging strand elongation|recombinational repair|nucleotide-excision repair|DNA replication initiation|mismatch repair|positive regulation of protein phosphorylation|mating type switching|DNA replication checkpoint|double-strand break repair via break-induced replication|mitotic cell cycle G2/M transition DNA damage checkpoint|leading strand elongation protein kinase activator activity|protein binding DNA replication preinitiation complex|replication fork|epsilon DNA polymerase complex YBR292C_d YBR292C hom 0.0346065850461615 0.0450007525798386 633 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 YNL195C_p YNL195C hom FT MITOCHONDRION 0.0345960928990792 0.0450658521594139 634 Putative protein of unknown function; shares a promoter with YNL194C; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YNL307C MCK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0345509860797779 0.0453466267310087 635 Protein serine/threonine/tyrosine (dual-specificity) kinase; involved in control of chromosome segregation and in regulating entry into meiosis; interacts with Clb2p and Mih1p; inhibits Clb2p-Cdk1 activity; related to mammalian glycogen synthase kinases of the GSK-3 family meiosis|double-strand break repair via nonhomologous end joining|ascospore formation|protein phosphorylation|response to stress|mitotic sister chromatid segregation protein serine/threonine/tyrosine kinase activity|protein serine/threonine kinase activity|protein kinase activity cellular_component YIL105C SLM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0345184609764331 0.0455499976933352 636 Phosphoinositide PI4,5P(2) binding protein, forms a complex with Slm2p; acts downstream of Mss4p in a pathway regulating actin cytoskeleton organization in response to stress; phosphorylated by the TORC2 complex; protein abundance increases in response to DNA replication stress; SLM1 has a paralog, SLM2, that arose from the whole genome duplication eisosome assembly|TOR signaling cascade|regulation of cell growth|actin filament bundle assembly|endosomal transport|establishment or maintenance of actin cytoskeleton polarity|actin cytoskeleton organization phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol binding|sphingolipid binding eisosome|mitochondrion|membrane raft|plasma membrane|cytoplasm YDR091C RLI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|NUCLEUS|RIBOSOME 0.0344995256947385 0.045668748488014 637 Essential iron-sulfur protein required for ribosome biogenesis and translation initiation and termination; facilitates binding of a multifactor complex (MFC) of initiation factors to the small ribosomal subunit; predicted ABC family ATPase; forms a complex with Lto1p and Yae1p that may be involved in protection of the ribosome from damage due to reactive oxygen species translational termination|ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|translational initiation ATPase activity|iron ion binding cytosolic ribosome|nucleus|cytoplasm YKR075C_p YKR075C hom FT NUCLEUS 0.0344003389117751 0.0462950569677355 638 Protein of unknown function; similar to YOR062Cp and Reg1p; expression regulated by glucose and Rgt1p; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0343645434681306 0.0467192143880785 639 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0343488470766994 0.0466230391210995 640 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YOR342C YOR342C hom FT NUCLEUS 0.0343454585364532 0.0466446911314002 641 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 YPL150W_p YPL150W hom FT PROTEIN PHOSPHORYLATION 0.034336543411594 0.0467016971818393 642 Protein kinase of unknown cellular role; binds phosphatidylinositols and cardiolipin in a large-scale study protein phosphorylation protein kinase activity cellular_component YER111C SWI4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0342752027169777 0.0470955193520902 643 DNA binding component of the SBF complex (Swi4p-Swi6p); a transcriptional activator that in concert with MBF (Mbp1-Swi6p) regulates late G1-specific transcription of targets including cyclins and genes required for DNA synthesis and repair; acetylation at two sites, K1016 and K1066, regulates interaction with Swi6p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription SBF transcription complex|nuclear chromatin YLR198C_d YLR198C het 0.0341907006862748 0.0476426126361723 644 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene SIK1/YLR197W Unknown Unknown Unknown YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0341701946811777 0.0477761773339538 645 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 YBR022W POA1 hom FT RNA PROCESSING 0.0341617275259084 0.0478314193608742 646 Phosphatase that is highly specific for ADP-ribose 1''-phosphate, a tRNA splicing metabolite; may have a role in regulation of tRNA splicing tRNA splicing, via endonucleolytic cleavage and ligation phosphatase activity cellular_component YOR084W LPX1 hom FT PEROXISOME ORGANIZATION 0.0341574394925515 0.0479925708237988 647 Oleic acid-inducible, peroxisomal matrix localized lipase; transcriptionally activated by Yrm1p along with genes involved in multidrug resistance; peroxisomal import is dependent on the PTS1 receptor, Pex5p and on self-interaction peroxisome organization lipase activity peroxisomal matrix YDL026W_d YDL026W hom 0.0340886544866579 0.0484108174183255 648 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIR007W_p YIR007W hom FT CARBOHYDRATE METABOLISM 0.0339861936198676 0.0489887928264709 649 Putative glycosidase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YIR007W is a non-essential gene biological_process molecular_function cytoplasm YDR421W ARO80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0338844743830593 0.049670161681741 650 Zinc finger transcriptional activator of the Zn2Cys6 family; activates transcription of aromatic amino acid catabolic genes in the presence of aromatic amino acids aromatic amino acid family catabolic process|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|nucleic acid binding transcription factor activity nucleus YPL096C-A ERI1 hom FT LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.033815717515142 0.0502379751959027 651 Endoplasmic reticulum membrane protein that binds to and inhibits GTP-bound Ras2p at the ER; component of the GPI-GnT complex which catalyzes the first step in GPI-anchor biosynthesis; probable homolog of mammalian PIG-Y protein GPI anchor biosynthetic process|Ras protein signal transduction GTPase inhibitor activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|endoplasmic reticulum membrane YHR103W SBE22 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0338038276580672 0.0502160061897227 652 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 YKL115C_d YKL115C hom 0.0337960855110855 0.0502686710560636 653 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene PRR1 Unknown Unknown Unknown YOL146W PSF3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0337712697196034 0.0504377889343806 654 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 YGR138C TPO2 hom FT PLASMA MEMBRANE 0.0336424408930139 0.0514624829808361 655 Polyamine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; specific for spermine; localizes to the plasma membrane; transcription of TPO2 is regulated by Haa1p; TPO2 has a paralog, TPO3, that arose from the whole genome duplication spermine transport spermine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|plasma membrane YBL050W SEC17 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0336403292317084 0.0513380494814516 656 Peripheral membrane protein required for vesicular transport between ER and Golgi, the 'priming' step in homotypic vacuole fusion, and autophagy; stimulates the ATPase activity of Sec18p; has similarity to mammalian alpha-SNAP autophagy|SNARE complex disassembly|vesicle fusion with Golgi apparatus|vacuole fusion, non-autophagic ATPase activator activity|soluble NSF attachment protein activity SNARE complex|cytosol|extrinsic to membrane YMR104C YPK2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0336043365787285 0.0517972516744816 657 Protein kinase with similarity to serine/threonine protein kinase Ypk1p; functionally redundant with YPK1 at the genetic level; participates in a signaling pathway required for optimal cell wall integrity; homolog of mammalian kinase SGK; YPK2 has a paralog, YPK1, that arose from the whole genome duplication eisosome assembly|protein phosphorylation protein kinase activity nucleus|cytoplasm YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.0335689918860608 0.0520090976966197 658 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 YPL224C MMT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0335637461711896 0.0518707882406781 659 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt1p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YDR513W GRX2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0335503050436968 0.0519647647157187 660 Cytoplasmic glutaredoxin; thioltransferase, glutathione-dependent disulfide oxidoreductase involved in maintaining redox state of target proteins, also exhibits glutathione peroxidase activity, expression induced in response to stress; GRX2 has a paralog, GRX1, that arose from the whole genome duplication cellular response to oxidative stress disulfide oxidoreductase activity|glutathione transferase activity|glutathione peroxidase activity cytosol|mitochondrion YER094C PUP3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0334887694737098 0.052396823320324 661 Beta 3 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit C10 proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YJL130C URA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0334666164705471 0.0525530989825315 662 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 YHR005C-A TIM10 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0333971206108626 0.0530458784846964 663 Essential protein of the mitochondrial intermembrane space, forms a complex with Tim9p (TIM10 complex) that delivers hydrophobic proteins to the TIM22 complex for insertion into the inner membrane protein import into mitochondrial inner membrane protein transporter activity|unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex|mitochondrial intermembrane space protein transporter complex YLR382C NAM2 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0333818471114041 0.053582152055803 664 Mitochondrial leucyl-tRNA synthetase, also has a direct role in splicing of several mitochondrial group I introns; indirectly required for mitochondrial genome maintenance Group I intron splicing|leucyl-tRNA aminoacylation|mitochondrial translation mRNA binding|leucine-tRNA ligase activity mitochondrion YMR099C YMR099C hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0333547397940978 0.0533482812231792 665 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 YDR058C TGL2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0332898131710248 0.0538143470917176 666 Triacylglycerol lipase that is localized to the mitochondria; has lipolytic activity towards triacylglycerols and diacylglycerols when expressed in E. coli triglyceride catabolic process triglyceride lipase activity mitochondrion YLR118C YLR118C hom FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0330097843335875 0.0558635909456042 667 Acyl-protein thioesterase responsible for depalmitoylation of Gpa1p; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and nucleus and is induced in response to the DNA-damaging agent MMS protein deacylation palmitoyl-(protein) hydrolase activity nucleus|cytoplasm YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0329928827423999 0.0559893276733823 668 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 YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0329780432421896 0.056099917944465 669 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 YAL047C SPC72 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0329765004150446 0.0561114261760714 670 Component of the cytoplasmic Tub4p (gamma-tubulin) complex, binds spindle pole bodies and links them to microtubules; has roles in astral microtubule formation and stabilization microtubule nucleation|nuclear migration along microtubule|mitotic cell cycle spindle orientation checkpoint|mitotic spindle elongation|mitotic sister chromatid segregation structural constituent of cytoskeleton outer plaque of spindle pole body YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0329107011047639 0.0566409320959198 671 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 YMR291W TDA1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0329106684996164 0.0566043123817119 672 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 YML106W URA5 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0328396040589418 0.0571404118707292 673 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 YLR228C ECM22 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0326916240317968 0.0583829213019748 674 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 YHR120W MSH1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0326590188671932 0.0585217379769682 675 DNA-binding protein of the mitochondria involved in repair of mitochondrial DNA, has ATPase activity and binds to DNA mismatches; has homology to E. coli MutS; transcription is induced during meiosis DNA repair|mismatch repair|mitochondrial DNA repair|mitochondrion organization|reciprocal meiotic recombination|mitochondrial genome maintenance guanine/thymine mispair binding|dinucleotide insertion or deletion binding|DNA-dependent ATPase activity mitochondrion YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0326371037874528 0.0586912407736124 676 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 YDL224C WHI4 hom 0.0326320941610286 0.058730045039008 677 Putative RNA binding protein; regulates the cell size requirement for passage through Start and commitment to cell division; WHI4 has a paralog, WHI3, that arose from the whole genome duplication regulation of cell size RNA binding cytoplasm YER022W SRB4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0325634569277674 0.0592638528267636 678 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 YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.032531123557345 0.0596307571143137 679 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 YOL011W PLB3 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.0324835654762138 0.0599283820612534 680 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; hydrolyzes phosphatidylinositol and phosphatidylserine and displays transacylase activity in vitro phosphatidylinositol metabolic process|phosphatidylserine catabolic process lysophospholipase activity extracellular region|plasma membrane YOR002W ALG6 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0324249129801947 0.0603536060017393 681 Alpha 1,3 glucosyltransferase, involved in transfer of oligosaccharides from dolichyl pyrophosphate to asparagine residues of proteins during N-linked protein glycosylation; mutations in human ortholog are associated with disease oligosaccharide-lipid intermediate biosynthetic process|protein glycosylation|aerobic respiration transferase activity, transferring hexosyl groups|dolichyl pyrophosphate Man9GlcNAc2 alpha-1,3-glucosyltransferase activity integral to membrane|endoplasmic reticulum YDR092W UBC13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0324184773246852 0.0604046282079001 682 Ubiquitin-conjugating enzyme involved in the error-free DNA postreplication repair pathway; interacts with Mms2p to assemble ubiquitin chains at the Ub Lys-63 residue; DNA damage triggers redistribution from the cytoplasm to the nucleus postreplication repair|protein monoubiquitination|protein polyubiquitination|free ubiquitin chain polymerization ubiquitin-protein ligase activity ubiquitin conjugating enzyme complex|nucleus|cytoplasm YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0324073450933123 0.0605313294001957 683 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 YEL026W SNU13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.032380553145908 0.0607444593236763 684 RNA binding protein, part of U3 snoRNP involved in rRNA processing, part of U4/U6-U5 tri-snRNP involved in mRNA splicing, similar to human 15.5K protein maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mRNA splicing, via spliceosome RNA binding box C/D snoRNP complex|small-subunit processome|nucleolus|U4/U6 x U5 tri-snRNP complex YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0323350260737735 0.0612239367360613 685 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 YDL162C_d YDL162C hom 0.0322932182583998 0.0614048261836108 686 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps ENT1/YDL161W, a verified gene involved in endocytosis and actin cortical patch assembly Unknown Unknown Unknown YNL115C_p YNL115C hom 0.032216938237368 0.0620206126201451 687 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL115C is not an essential gene biological_process molecular_function integral to membrane|fungal-type vacuole YGR004W PEX31 hom FT PEROXISOME ORGANIZATION 0.0321630534333109 0.0624586803341917 688 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 YCL057C-A MOS1 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0321462571219415 0.0625957512619884 689 Mitochondrial protein essential for proper inner membrane organization; conserved component of the mitochondrial inner membrane organizing system (MICOS, MINOS, or MitOS), 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; ortholog of human MINOS1 cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YGR224W AZR1 hom FT PLASMA MEMBRANE 0.032119551911298 0.0628141983974184 690 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 YMR079W SEC14 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.032085854712258 0.0630907382629383 691 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 YPL082C MOT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0320842235631611 0.0631041499549222 692 Essential protein involved in regulation of transcription; removes Spt15p (TBP) from DNA via its C-terminal ATPase activity, forms a complex with TBP that binds TATA DNA with high affinity but with altered specificity; the Mot1p-Spt15p-DNA ternary complex contains unbent DNA regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter|rRNA processing TBP-class protein binding|ATPase activity nuclear chromosome|mitochondrion YGR196C FYV8 hom 0.0319907141640938 0.063876953349044 693 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cytoplasm YGR115C_d YGR115C het FF 0.0319869527121158 0.0640271465775045 694 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 YDR475C JIP4 hom 0.0319192584400568 0.0644727473134962 695 Protein of unknown function; previously annotated as two separate ORFs, YDR474C and YDR475C, which were merged as a result of corrections to the systematic reference sequence biological_process molecular_function cellular_component YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0318255672724086 0.0652608783130497 696 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 YIL044C AGE2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0315492360417515 0.0676726929217953 697 ADP-ribosylation factor (ARF) GTPase activating protein (GAP) effector, involved in Trans-Golgi-Network (TGN) transport; contains C2C2H2 cysteine/histidine motif ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport ARF GTPase activator activity clathrin-coated vesicle YBL089W AVT5 hom 0.0315033793942412 0.0680319570772684 698 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 YNR063W_p YNR063W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0314643519800495 0.0683740976347823 699 Putative zinc-cluster protein of unknown function biological_process sequence-specific DNA binding cellular_component YLL005C SPO75 hom FT CELL WALL ORG/BIOGENESIS 0.0314554569313522 0.0684522751365877 700 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation; dispensable for both nuclear divisions during meiosis ascospore wall assembly|ascospore formation molecular_function integral to membrane YAR042W SWH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0313599474845863 0.0692963329374835 701 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 YHR149C SKG6 hom FT SITE OF POLARIZED GROWTH 0.031321493081907 0.0696385748129327 702 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 YGR017W_p YGR017W hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0312762084520532 0.0702106525615842 703 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the nucleus and the cytoplasm biological_process molecular_function nucleus|cytoplasm YBR220C_p YBR220C hom 0.031250879050473 0.0703125020641589 704 Putative protein of unknown function; YBR220C is not an essential gene biological_process molecular_function integral to membrane YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0311441761006095 0.071234674821755 705 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 YJL077C ICS3 hom 0.0311375636354044 0.0713369717282964 706 Protein of unknown function; may play a role in vacuolar sorting, null mutants are hypersensitive to sortin2 biological_process molecular_function cellular_component YDR363W-A SEM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0311301921257707 0.0713618149479911 707 Component of lid subcomplex of the 26S proteasome regulatory subunit; involved in mRNA export mediated by the TREX-2 complex (Sac3p-Thp1p); ortholog of human DSS1; protein abundance increases in response to DNA replication stress proteasome assembly|proteasomal ubiquitin-dependent protein catabolic process|regulation of cell cycle|mRNA export from nucleus|exocytosis|filamentous growth|ubiquitin-dependent protein catabolic process molecular_function cytosol|nucleus|proteasome storage granule|proteasome regulatory particle, lid subcomplex YOL055C THI20 hom 0.0310816093258535 0.072017093518317 708 Trifunctional enzyme of thiamine biosynthesis, degradation and salvage; has hydroxymethylpyrimidine (HMP) kinase, HMP-phosphate (HMP-P) kinase and thiaminase activities; member of a gene family with THI21 and THI22; HMP and HMP-P kinase activity redundant with Thi21p thiamine biosynthetic process|thiamine catabolic process phosphomethylpyrimidine kinase activity|thiaminase activity|hydroxymethylpyrimidine kinase activity cytosol YCL001W-A_p YCL001W-A hom 0.0310398282187905 0.0721878782757048 709 Putative protein of unknown function; YCL001W-A gene has similarity to DOM34 and is present in a region duplicated between chromosomes XIV and III biological_process molecular_function cellular_component YDR453C TSA2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0310112048433081 0.0724511658883773 710 Stress inducible cytoplasmic thioredoxin peroxidase; cooperates with Tsa1p in the removal of reactive oxygen, nitrogen and sulfur species using thioredoxin as hydrogen donor; deletion enhances the mutator phenotype of tsa1 mutants; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cell redox homeostasis peroxiredoxin activity|thioredoxin peroxidase activity cytoplasm YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0309784051880194 0.0727965210746919 711 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 YNL303W_d YNL303W hom 0.0309358131508446 0.0734917004771054 712 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR015W BRE2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0309091568228495 0.0733962405137793 713 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 YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0308885562697466 0.0735882412416724 714 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 YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0306996198480247 0.075805008621373 715 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 YGL107C RMD9 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.030607607206389 0.0762479485116165 716 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 YAL017W PSK1 hom FT SIGNALING|TRANSLATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0305879189521079 0.076437235822305 717 PAS domain-containing serine/threonine protein kinase; coordinately regulates protein synthesis and carbohydrate metabolism and storage in response to a unknown metabolite that reflects nutritional status; PSK1 has a paralog, PSK2, that arose from the whole genome duplication regulation of (1->6)-beta-D-glucan biosynthetic process|negative regulation of glycogen biosynthetic process|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cytoplasm YBL012C_d YBL012C hom 0.0305848831186521 0.0764664570637446 718 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0305512708403107 0.0767905990117532 719 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 YBR269C_p FMP21 hom FT MITOCHONDRION 0.0305424158934478 0.0768761782767866 720 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 YBR267W REI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RIBOSOME 0.0304936711398934 0.0773486676567244 721 Cytoplasmic pre-60S factor; required for the correct recycling of shuttling factors Alb1, Arx1 and Tif6 at the end of the ribosomal large subunit biogenesis; involved in bud growth in the mitotic signaling network ribosomal large subunit biogenesis|nucleocytoplasmic transport|mitotic cell cycle|budding cell bud growth sequence-specific DNA binding cytosolic large ribosomal subunit|preribosome, large subunit precursor|cytoplasm YER012W PRE1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0304039033617937 0.0782249853392202 722 Beta 4 subunit of the 20S proteasome; localizes to the nucleus throughout the cell cycle proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YHR134W WSS1 hom FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0303522681977373 0.0787326993394584 723 Sumoylated protein that localizes to a single spot on the nuclear periphery of mother cells but not daughters; interacts genetically with SMT3; UV-sensitive mutant phenotype and genetic interactions suggest a role in the DNA damage response protein sumoylation|response to UV-B|response to UV-C|response to DNA damage stimulus molecular_function nuclear envelope YNR039C ZRG17 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0303146760914268 0.0791040151133684 724 Endoplasmic reticulum zinc transporter; part of a heterodimeric transporter with Msc2p that transfers zinc from the cytosol to the ER lumen; member of the cation diffusion facilitator family of efflux pumps; zinc-regulated directly through Zap1p; transcription induced under conditions of zinc deficiency zinc ion transport zinc ion transmembrane transporter activity|metal ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0302426719244314 0.0798192104300998 725 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 YDL225W SHS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0300756069042053 0.0817264264422441 726 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 YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0300657783136347 0.0815985615142182 727 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 YNL205C_d YNL205C hom 0.0299612408282594 0.0828944523705617 728 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR419W_p YLR419W hom FT MITOCHONDRION 0.0298225584773548 0.084097461582014 729 Putative helicase with limited sequence similarity to human Rb protein; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YLR419W is not an essential gene biological_process molecular_function mitochondrion|cytoplasm YPL112C PEX25 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0298129786939639 0.0841971401103765 730 Peripheral peroxisomal membrane peroxin required for the regulation of peroxisome size and maintenance, recruits GTPase Rho1p to peroxisomes, induced by oleate, interacts with homologous protein Pex27p protein import into peroxisome matrix|peroxisome organization molecular_function peroxisomal membrane YOL047C_p YOL047C hom 0.029727117943937 0.085094802583871 731 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function integral to membrane|cytoplasm YJR065C ARP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.029645972207845 0.0859502650744942 732 Essential component of the Arp2/3 complex, which is a highly conserved actin nucleation center required for the motility and integrity of actin patches; involved in endocytosis and membrane growth and polarity mitochondrion inheritance|Arp2/3 complex-mediated actin nucleation|actin filament organization ATP binding Arp2/3 protein complex|plasma membrane YLR199C PBA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0296423007804503 0.0859891339950279 733 Protein involved in 20S proteasome assembly; forms a heterodimer with Add66p that binds to proteasome precursors; similar to human PAC1 constituent of the PAC1-PAC2 complex involved in proteasome assembly proteasome assembly molecular_function cytoplasm YKL075C_p YKL075C hom 0.0296234435886788 0.0861889963660852 734 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 YOL035C_d YOL035C hom 0.029621313207367 0.0862115992742494 735 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR210C_p YHR210C hom FT CARBOHYDRATE METABOLISM 0.0296040480467423 0.0863949556978619 736 Putative aldose 1-epimerase superfamily protein; non-essential gene; highly expressed under anaeorbic conditions biological_process molecular_function cellular_component YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0294300508661995 0.0882604361542568 737 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 YIR016W_p YIR016W hom 0.0293613192633885 0.0890062161919014 738 Putative protein of unknown function; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; overexpression causes a cell cycle delay or arrest; non-essential gene; YIR016W has a paralog, YOL036W, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.029343217835773 0.0892511805589568 739 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 YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.029330304232286 0.089535574044683 740 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 YGL007W_d BRP1 hom FF 0.0292892376112941 0.0897937894438303 741 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YDL025C RTK1 hom FT PROTEIN PHOSPHORYLATION 0.0292640289956714 0.0900705418734995 742 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 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 0.0292515785044042 0.0902074823445072 743 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 YLR111W_d YLR111W hom FF 0.0292492754766599 0.0902328312320119 744 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR010C TEN1 het FT NUCLEUS|CHROMOSOME 0.0292472231796264 0.0902554252128136 745 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 YMR264W CUE1 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0291966255940888 0.0908139004808941 746 Ubiquitin-binding protein; endoplasmic reticulum membrane protein that recruits the ubiquitin-conjugating enzyme Ubc7p to the ER where it functions in protein degradation; contains a CUE domain that binds ubiquitin to facilitate intramolecular monoubiquitination; CUE1 has a paralog, CUE4, that arose from the whole genome duplication ER-associated protein catabolic process|establishment of protein localization to endoplasmic reticulum membrane ubiquitin-protein ligase activator activity Doa10p ubiquitin ligase complex|mitochondrion|integral to endoplasmic reticulum membrane YKL183W LOT5 hom FT NUCLEUS 0.0291860680152482 0.090978973567055 747 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 YKR020W VPS51 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL DIVISION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0291860161287858 0.0910277696343035 748 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; links the (VFT/GARP) complex to the SNARE Tlg1p vesicle organization|retrograde transport, endosome to Golgi|budding cell apical bud growth|regulation of cell size|protein targeting to vacuole protein binding Golgi apparatus|GARP complex YBR108W AIM3 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0291263562782185 0.0915941086830267 749 Protein interacting with Rvs167p; null mutant is viable and displays elevated frequency of mitochondrial genome loss actin cortical patch assembly molecular_function membrane raft|actin cortical patch YGL128C CWC23 het FT RNA PROCESSING|NUCLEUS 0.0291200407023865 0.0917128900064797 750 Component of a complex containing Cef1p, putatively involved in pre-mRNA splicing; has similarity to E. coli DnaJ and other DnaJ-like proteins and to S. pombe Cwf23p spliceosomal complex disassembly molecular_function U2-type spliceosomal complex YDR211W GCD6 het FT TRANSLATION 0.0290273736254362 0.0927022490731101 751 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 YLR024C UBR2 hom 0.0290069556525656 0.0929321675388478 752 Cytoplasmic ubiquitin-protein ligase (E3); required for ubiquitylation of Rpn4p; mediates formation of a Mub1p-Ubr2p-Rad6p complex protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YER072W VTC1 hom FT MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0289754934457458 0.0932873460363258 753 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 YIL069C RPS24B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0289692455679731 0.0934068660379271 754 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24B has a paralog, RPS24A, 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 YGR172C YIP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0289671872346423 0.0935769207502661 755 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 YAL027W SAW1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0289611083617021 0.0934501022972011 756 5'- and 3'-flap DNA binding protein; stimulates the endonuclease activity of Rad1/Rad10p; involved in Rad1p/Rad10p-dependent removal of 3'-nonhomologous tails during double-strand break repair via single-strand annealing; green fluorescent protein (GFP)-fusion protein localizes to the nucleus double-strand break repair via single-strand annealing, removal of nonhomologous ends molecular_function nucleus YER048C CAJ1 hom FT NUCLEUS 0.0289017528967967 0.094124073803258 757 Nuclear type II J heat shock protein of the E. coli dnaJ family, contains a leucine zipper-like motif, binds to non-native substrates for presentation to Ssa3p, may function during protein translocation, assembly and disassembly protein folding chaperone binding nucleus YPR192W AQY1 hom FT PLASMA MEMBRANE 0.0287925271289888 0.0954238890006926 758 Spore-specific water channel that mediates the transport of water across cell membranes, developmentally controlled; may play a role in spore maturation, probably by allowing water outflow, may be involved in freeze tolerance ascospore formation|water transport water channel activity integral to membrane|plasma membrane YMR127C SAS2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0286088361687703 0.0975073367939065 759 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 YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.0285337969717531 0.0986407311648393 760 Plasma membrane multidrug transporter of the major facilitator superfamily, acts as an extrusion permease; partial multicopy suppressor of gal11 mutations response to drug|drug transport drug transmembrane transporter activity integral to membrane|integral to plasma membrane YDR369C XRS2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0285134369778002 0.0986299620376576 761 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 YOR034C-A_p YOR034C-A hom 0.0285114982707847 0.0987031386660278 762 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YMR115W MGR3 hom FT PROTEOLYSIS|MITOCHONDRION 0.0284784995925321 0.0990436647439057 763 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 YPL190C NAB3 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0284381833703051 0.0995227788402295 764 RNA-binding protein, subunit of Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3′ end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; required for termination of non-poly(A) transcripts and efficient splicing nuclear mRNA surveillance|mRNA 3'-end processing|antisense RNA transcript catabolic process|CUT catabolic process|termination of RNA polymerase II transcription, exosome-dependent|tRNA 3'-end processing|snRNA 3'-end processing|snoRNA 3'-end processing RNA binding|transcription regulatory region RNA binding Nrd1 complex|nucleus YMR265C_p YMR265C hom 0.0284371403543384 0.0995351984231463 765 Putative protein of unknown function biological_process molecular_function cellular_component YNL203C_d YNL203C hom 0.0284184831921295 0.0997575651041128 766 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0283922619972307 0.100121372309295 767 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 YJR154W_p YJR154W hom 0.0283793691474638 0.10022503401556 768 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YER132C PMD1 hom FT CELL CYCLE 0.0283204255648608 0.100932790015926 769 Protein with an N-terminal kelch-like domain, putative negative regulator of early meiotic gene expression; required, with Mds3p, for growth under alkaline conditions sporulation resulting in formation of a cellular spore molecular_function cytoplasm YGR129W SYF2 hom FT RNA PROCESSING|NUCLEUS 0.0282892349990226 0.101308913094397 770 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; isy1 syf2 cells have defective spindles activiating cell cycle arrest mRNA splicing, via spliceosome first spliceosomal transesterification activity|second spliceosomal transesterification activity U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 2 spliceosome|U2-type catalytic step 1 spliceosome YAR003W SWD1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0282891377747587 0.101310087251571 771 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 YOR052C YOR052C hom FT NUCLEUS 0.0282570195108431 0.101698566149603 772 Nuclear protein of unknown function; expression induced by nitrogen limitation in a GLN3, GAT1-independent manner and by weak acid; transcriptionally regulated by Rpn4p along with proteasome subunit genes; putative ortholog of human AIRAP, which stimulates proteasome activity in response to arsenic; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YDL076C RXT3 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0282203486084933 0.102143558867263 773 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 YNL321W VNX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0282153302250127 0.102204576067902 774 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 YLR052W IES3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0281860187444167 0.102664063113895 775 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization|telomere maintenance|chromatin silencing at telomere molecular_function nucleus|Ino80 complex YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0281599141874955 0.102880294559515 776 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 YAL045C_d YAL045C hom 0.0281586279119907 0.102896020902104 777 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps YAL044W-A Unknown Unknown Unknown YHR192W LNP1 hom 0.0281429256398186 0.103088155107227 778 Lunapark family member involved in ER network formation; localizes to ER junctions and this localization is regulated by the yeast atlastin ortholog Sey1p; interacts with the reticulon protein Rtn1p; induced in response to the DNA-damaging agent MMS endoplasmic reticulum tubular network organization molecular_function endoplasmic reticulum tubular network|cytoplasm YDR187C_d YDR187C het FF 0.0281355749244235 0.103178196958711 779 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified, essential ORF CCT6/YDR188W Unknown Unknown Unknown YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0281052534942205 0.103550277131605 780 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 YKL104C GFA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0280399466106591 0.104510433716661 781 Glutamine-fructose-6-phosphate amidotransferase; catalyzes the formation of glucosamine-6-P and glutamate from fructose-6-P and glutamine in the first step of chitin biosynthesis; GFA1 has a paralogous region, comprising ORFs YMR084W-YMR085W, that arose from the whole genome duplication fungal-type cell wall chitin biosynthetic process glutamine-fructose-6-phosphate transaminase (isomerizing) activity cellular_component YKL147C_d YKL147C hom 0.0280370712145249 0.104390848816174 782 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene AVT3 Unknown Unknown Unknown YMR116C ASC1 hom FT SIGNALING|TRANSLATION|RIBOSOME 0.0280044873501531 0.104794460874054 783 G-protein beta subunit and guanine nucleotide dissociation inhibitor for Gpa2p; ortholog of RACK1 that inhibits translation; core component of the small (40S) ribosomal subunit; regulates P-body formation induced by replication stress; represses Gcn4p in the absence of amino acid starvation negative regulation of translation|glucose mediated signaling pathway|G-protein coupled receptor signaling pathway|invasive growth in response to glucose limitation G-protein alpha-subunit binding|GDP-dissociation inhibitor activity|signal transducer activity cytosolic small ribosomal subunit|cytoplasm YBR204C LDH1 hom FT LIPID METABOLISM 0.0279290313642467 0.105733878807872 784 Serine hydrolase; exhibits active esterase plus weak triacylglycerol lipase activities; proposed role in lipid homeostasis, regulating phospholipid and non-polar lipid levels and required for mobilization of LD-stored lipids; localizes to the lipid droplet (LD) surface; contains a classical serine containing catalytic triad (GxSxG motif) lipid homeostasis hydrolase activity, acting on ester bonds|serine hydrolase activity|triglyceride lipase activity lipid particle YPL174C NIP100 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0279160343787758 0.106209141967428 785 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 YPR015C_p YPR015C hom 0.0279028935252652 0.106060844474558 786 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest biological_process sequence-specific DNA binding cellular_component YHR107C CDC12 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0277775634691195 0.108165809651302 787 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 YDR359C EAF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0276694428402481 0.109016809700051 788 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 YMR279C YMR279C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0275864646166761 0.110083037820597 789 Putative boron transporter involved in boron efflux and resistance; overexpression mutant but not null mutant displays boron tolerance phenotype; identified as a heat-induced gene in a high-throughout screen; YMR279C is not an essential gene; YMR279C has a paralog, ATR1, that arose from the whole genome duplication borate transmembrane transport borate efflux transmembrane transporter activity integral to membrane YNL071W LAT1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0274405773409934 0.111977566321977 790 Dihydrolipoamide acetyltransferase component (E2) of pyruvate dehydrogenase complex, which catalyzes the oxidative decarboxylation of pyruvate to acetyl-CoA acetyl-CoA biosynthetic process from pyruvate dihydrolipoyllysine-residue acetyltransferase activity mitochondrion|mitochondrial pyruvate dehydrogenase complex YML116W ATR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0274317143192535 0.112093486929078 791 Multidrug efflux pump of the major facilitator superfamily; required for resistance to aminotriazole and 4-nitroquinoline-N-oxide; ATR1 has a paralog, YMR279C, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress borate transport|drug transmembrane transport drug transmembrane transporter activity|borate transmembrane transporter activity integral to membrane|plasma membrane|vacuole YDL075W RPL31A hom FT TRANSLATION|RIBOSOME 0.0274144992548918 0.112318915290831 792 Ribosomal 60S subunit protein L31A; associates with karyopherin Sxm1p; loss of both Rpl31p and Rpl39p confers lethality; homologous to mammalian ribosomal protein L31, no bacterial homolog; RPL31A has a paralog, RPL31B, that arose from the whole genome duplication cytoplasmic translation|regulation of translational fidelity structural constituent of ribosome cytosolic large ribosomal subunit YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.0273930618707647 0.11308376762242 793 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 YGL209W MIG2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0273470969981221 0.113204976482078 794 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 YFL021W GAT1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0273168958407749 0.113603778616947 795 Transcriptional activator of genes involved in nitrogen catabolite repression; contains a GATA-1-type zinc finger DNA-binding motif; activity and localization regulated by nitrogen limitation and Ure2p nitrogen catabolite activation of transcription from RNA polymerase II promoter|nitrogen catabolite activation 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|RNA polymerase II transcription factor binding transcription factor activity cytosol|nucleus YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0272867380567751 0.114003110833951 796 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 YIL111W COX5B hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0272646704673548 0.114296016584813 797 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 YER027C GAL83 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0272593895425732 0.114366198654528 798 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 YKR061W KTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.027234318000829 0.11469985536377 799 Mannosyltransferase involved in N-linked protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR2 has a paralog, YUR1, that arose from the whole genome duplication cell wall mannoprotein biosynthetic process|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YMR200W ROT1 het FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0271559829648258 0.115747287113128 800 Molecular chaperone involved in protein folding in the ER; mutation causes defects in cell wall synthesis and in lysis of autophagic bodies, suppresses tor2 mutations, and is synthetically lethal with kar2-1 and with rot2 mutations; involved in N-linked glycosylation and O-mannosylation budding cell apical bud growth|cell cycle cytokinesis|establishment or maintenance of actin cytoskeleton polarity|protein O-linked mannosylation|endoplasmic reticulum unfolded protein response|protein folding|fungal-type cell wall biogenesis|'de novo' protein folding|protein N-linked glycosylation unfolded protein binding endoplasmic reticulum|endoplasmic reticulum membrane YKL099C UTP11 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0271434780715721 0.115915185729398 801 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 YBR162W-A YSY6 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0270566284335705 0.117086568566874 802 Protein whose expression suppresses a secretory pathway mutation in E. coli; has similarity to the mammalian RAMP4 protein involved in secretion protein secretion molecular_function endoplasmic reticulum YBR258C SHG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0269815642106249 0.118106462631429 803 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres histone H3-K4 methylation histone methyltransferase activity (H3-K4 specific) nucleus|Set1C/COMPASS complex YBR034C HMT1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0269652874398791 0.118328530642502 804 Nuclear SAM-dependent mono- and asymmetric arginine dimethylating methyltransferase that modifies hnRNPs, including Npl3p and Hrp1p, affecting their activity and nuclear export; methylates U1 snRNP protein Snp1p and ribosomal protein Rps2p; interacts genetically with genes encoding components of Rpd3(L) and this interaction is important for Rpd3 recruitment to the subtelomeric region. mRNA export from nucleus|negative regulation of DNA-dependent transcription, termination|positive regulation of transcription elongation from RNA polymerase II promoter|peptidyl-arginine methylation protein-arginine omega-N asymmetric methyltransferase activity|protein-arginine omega-N monomethyltransferase activity nucleus YMR006C PLB2 hom FT LIPID METABOLISM 0.026932710345654 0.118773971036511 805 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; displays transacylase activity in vitro; overproduction confers resistance to lysophosphatidylcholine glycerophospholipid metabolic process lysophospholipase activity extracellular region|fungal-type cell wall YPR047W MSF1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0269093223682219 0.119094574262792 806 Mitochondrial phenylalanyl-tRNA synthetase, active as a monomer, unlike the cytoplasmic subunit which is active as a dimer complexed to a beta subunit dimer; similar to the alpha subunit of E. coli phenylalanyl-tRNA synthetase phenylalanyl-tRNA aminoacylation|mitochondrial phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity mitochondrion YGL098W USE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0268799417690829 0.119498284860814 807 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 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 0.0268522632424734 0.119879587372557 808 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 YHR075C PPE1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0268410488544006 0.120034348917751 809 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 YDR360W_d OPI7 hom 0.0267814626930056 0.12085927831597 810 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 YGL112C TAF6 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0267767495774648 0.120924716935043 811 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 YAL062W GDH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.0267714036335776 0.12099897551304 812 NADP(+)-dependent glutamate dehydrogenase; synthesizes glutamate from ammonia and alpha-ketoglutarate; rate of alpha-ketoglutarate utilization differs from Gdh1p; expression regulated by nitrogen and carbon sources; GDH3 has a paralog, GDH1, that arose from the whole genome duplication glutamate biosynthetic process|ammonia assimilation cycle glutamate dehydrogenase (NADP+) activity mitochondrion|nucleus YPR197C_d YPR197C hom FF 0.0267084088907083 0.121876701220126 813 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHL009C YAP3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0266860635498628 0.122189238671652 814 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.026683534559549 0.122391858890162 815 Alpha arrestin that controls nutrient-mediated intracellular sorting of permease Gap1p; interacts with AP-1 subunit Apl4p; phosphorylated by Npr1p and also by cyclin-CDK complex Pcl7p-Pho85p; promotes endocytosis of plasma membrane proteins; ALY2 has a paralog, ALY1, that arose from the whole genome duplication Unknown|regulation of intracellular transport|ubiquitin-dependent endocytosis protein binding, bridging|ubiquitin protein ligase binding late endosome|cytoplasm|early endosome YCR085W_d YCR085W hom 0.026644360532535 0.122830021872988 816 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL143W CCT4 het FF 0.026545318361781 0.124172212063889 817 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex YJR068W RFC2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0265021508092331 0.124954187436426 818 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 YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0264812577541202 0.125083039132654 819 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 YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0264064201671259 0.126153679599242 820 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 YHR049W FSH1 hom FT NUCLEUS 0.0263647857118937 0.126752390799431 821 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 YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.0262437419702939 0.128904974672346 822 Vacuolar protein; presumably functions within the endosomal-vacuolar trafficking pathway, affecting events that determine whether plasma membrane proteins are degraded or routed to the plasma membrane; RCR2 has a paralog, RCR1, that arose from the whole genome duplication vesicle-mediated transport molecular_function vesicle|integral to membrane|fungal-type vacuole|cytoplasm YLR169W_d YLR169W hom 0.0262333966332566 0.128656293992137 823 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML113W DAT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0262294038240209 0.128714497984865 824 DNA binding protein that recognizes oligo(dA).oligo(dT) tracts; Arg side chain in its N-terminal pentad Gly-Arg-Lys-Pro-Gly repeat is required for DNA-binding; not essential for viability negative regulation of transcription from RNA polymerase II promoter AT DNA binding nucleus YGR051C_d YGR051C hom 0.0262242146977761 0.128961336926008 825 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YGR051C is not an essential gene Unknown Unknown Unknown YDL167C NRP1 hom 0.0262095627421648 0.129004028852136 826 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 YPR138C MEP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0261878233819472 0.129321840685025 827 Ammonium permease of high capacity and low affinity; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation ammonia permease nitrogen utilization|ammonium transport ammonium transmembrane transporter activity integral to membrane|plasma membrane YDR367W KEI1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0261085359782348 0.13054346624374 828 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 YGL247W BRR6 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0260847988518225 0.13083624805243 829 Essential nuclear envelope integral membrane protein required for nuclear envelope morphology, nuclear pore complex localization, nuclear export; exhibits synthetic lethal genetic interactions with genes involved in lipid metabolism mRNA export from nucleus|protein export from nucleus|cellular lipid metabolic process molecular_function nuclear envelope YOR320C GNT1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.026058393598083 0.131226596579249 830 N-acetylglucosaminyltransferase capable of modification of N-linked glycans in the Golgi apparatus protein N-linked glycosylation acetylglucosaminyltransferase activity Golgi medial cisterna YER032W FIR1 hom FT RNA PROCESSING|SITE OF POLARIZED GROWTH 0.0260430321586489 0.131454099460474 831 Protein involved in 3' mRNA processing, interacts with Ref2p; potential Cdc28p substrate mRNA polyadenylation|RNA polyadenylation molecular_function cellular bud neck YOL134C_d YOL134C het 0.0260402658875484 0.131495100381867 832 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps HRT1, a verified gene that encodes an SCF ubiquitin ligase subunit Unknown Unknown Unknown YPL090C RPS6A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0259983943415352 0.13211691987796 833 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S6, no bacterial homolog; RPS6A has a paralog, RPS6B, 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|90S preribosome YML054C-A_p YML054C-A hom 0.0259865482852332 0.132293254065308 834 Putative protein of unknown function biological_process molecular_function cellular_component YBL091C MAP2 hom FT PROTEOLYSIS 0.0259564904616122 0.132741496870873 835 Methionine aminopeptidase, catalyzes the cotranslational removal of N-terminal methionine from nascent polypeptides; function is partially redundant with that of Map1p protein initiator methionine removal involved in protein maturation metalloaminopeptidase activity cytoplasm YGR061C ADE6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0259551465818855 0.132761565142506 836 Formylglycinamidine-ribonucleotide (FGAM)-synthetase, catalyzes a step in the 'de novo' purine nucleotide biosynthetic pathway 'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process phosphoribosylformylglycinamidine synthase activity cytoplasm YHR189W PTH1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0259461373162576 0.133185503843355 837 One of two (see also PTH2) mitochondrially-localized peptidyl-tRNA hydrolases; dispensable for respiratory growth on rich medium, but required for respiratory growth on minimal medium mitochondrial translation aminoacyl-tRNA hydrolase activity mitochondrion YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.025930069708011 0.1331364711325 838 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 YCR066W RAD18 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0259251570852192 0.133267882977247 839 E3 ubiquitin ligase; forms heterodimer with Rad6p to monoubiquitinate PCNA-K164; heterodimer binds single-stranded DNA and has single-stranded DNA dependent ATPase activity; required for postreplication repair; SUMO-targeted ubiquitin ligase (STUbl) that contains a SUMO-interacting motif (SIM) which stimulates its ubiquitin ligase activity towards the sumoylated form of PCNA protein monoubiquitination|error-free translesion synthesis|error-free postreplication DNA repair|error-prone translesion synthesis ubiquitin-protein ligase activity|single-stranded DNA-dependent ATPase activity|single-stranded DNA binding nuclear chromatin|nucleus YCL064C CHA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0259215705584917 0.133263721384091 840 Catabolic L-serine (L-threonine) deaminase, catalyzes the degradation of both L-serine and L-threonine; required to use serine or threonine as the sole nitrogen source, transcriptionally induced by serine and threonine threonine catabolic process|L-serine catabolic process L-threonine ammonia-lyase activity|L-serine ammonia-lyase activity mitochondrial nucleoid|mitochondrion YBR128C ATG14 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0259156358590961 0.133352632165493 841 Autophagy-specific subunit of phosphatidylinositol 3-kinase complex I (with Vps34/15/30p); Atg14p targets complex I to the phagophore assembly site (PAS); required for localizing additional ATG proteins to the PAS; required for overflow degradation of misfolded proteins when ERAD is saturated; homolog of human Barkor piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|macroautophagy|CVT pathway 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|fungal-type vacuole membrane|pre-autophagosomal structure|extrinsic to membrane YKL073W LHS1 hom FT PROTEIN LOCALIZATION|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM 0.0258964811165761 0.133639912286357 842 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 YML116W-A_d YML116W-A hom 0.0258906213097167 0.133785859983809 843 Putative protein of unknown function Unknown Unknown Unknown YNR071C_p YNR071C hom FT CARBOHYDRATE METABOLISM 0.02582744658842 0.134679254538371 844 Putative aldose 1-epimerase biological_process molecular_function cellular_component YPR097W YPR097W hom FT MITOCHONDRION 0.0257743533108923 0.135482835065446 845 Protein that contains a Phox homology (PX) domain and binds phosphoinositides; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phosphatidylinositol binding mitochondrion YMR085W_p YMR085W hom FT CARBOHYDRATE METABOLISM 0.025763555396366 0.135821765635976 846 Putative protein of unknown function; YMR085W and adjacent ORF YMR084W are merged in related strains, and together are paralogous to glutamine-fructose-6-phosphate amidotransferase GFA1 biological_process molecular_function cellular_component YDR029W_d YDR029W hom 0.025721655711832 0.137753485174404 847 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR282C_p YDR282C hom 0.0257214774501703 0.136286799213893 848 Putative protein of unknown function; localizes to the inner mitochondrial membrane with the C terminus facing the intermembrane space; ortholog of human RMND1, mutation in which is implicated in infantile encephaloneuromyopathy and defective mitochondrial translation biological_process molecular_function cellular_component YDL094C_d YDL094C hom 0.0257159785742533 0.13637061910105 849 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verfied gene PMT5/YDL093W; YDL094C is not essential Unknown Unknown Unknown YOL053W AIM39 hom FT MITOCHONDRION 0.0256952673710035 0.136686678977799 850 Putative protein of unknown function; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cellular_component YJR055W HIT1 hom FT NUCLEUS 0.025673379757791 0.137021304982448 851 Protein of unknown function, required for growth at high temperature biological_process molecular_function nucleus|cytoplasm YPR193C HPA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION 0.0256688183279383 0.137149705369403 852 Tetrameric histone acetyltransferase with similarity to Gcn5p, Hat1p, Elp3p, and Hpa3p; acetylates histones H3 and H4 in vitro and exhibits autoacetylation activity protein homotetramerization|histone acetylation histone acetyltransferase activity|protein homodimerization activity cytoplasm YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.0255943205584218 0.138235254727845 853 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 YAL034W-A MTW1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0255703686399489 0.138604665476863 854 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; critical to kinetochore assembly chromosome segregation|protein localization to kinetochore molecular_function nuclear MIS12/MIND type complex|spindle pole YGL008C PMA1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0255506219633385 0.138909789998872 855 Plasma membrane H+-ATPase, pumps protons out of the cell; major regulator of cytoplasmic pH and plasma membrane potential; P2-type ATPase; Hsp30p plays a role in Pma1p regulation; interactions with Std1p appear to propagate [GAR+] proton transport|regulation of pH|transmembrane transport hydrogen-exporting ATPase activity, phosphorylative mechanism mitochondrion|integral to membrane|membrane raft|plasma membrane YLR456W_p YLR456W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0255475915924067 0.139369674594336 856 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 YJR064W CCT5 het 0.0254395698716862 0.140813123680986 857 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex YPL179W PPQ1 hom FT TRANSLATION 0.0253545287142494 0.141967936319676 858 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YFR005C SAD1 het FT RNA PROCESSING|PROTEOLYSIS|NUCLEUS 0.0253292327248448 0.142366171715675 859 Conserved zinc-finger domain protein involved in pre-mRNA splicing, required for assembly of U4 snRNA into the U4/U6 particle mRNA splicing, via spliceosome molecular_function nucleus YGR253C PUP2 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.025328907100248 0.142669152628652 860 Alpha 5 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit zeta 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 YHR071W PCL5 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0253147815216116 0.142594061846435 861 Cyclin, interacts with and phosphorylated by Pho85p cyclin-dependent kinase (Cdk), induced by Gcn4p at level of transcription, specifically required for Gcn4p degradation, may be sensor of cellular protein biosynthetic capacity negative regulation of sequence-specific DNA binding transcription factor activity|regulation of protein stability|negative regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YLR020C YEH2 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0253127690232011 0.142625820394096 862 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 YLR299W ECM38 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0253065135701519 0.14284374696989 863 Gamma-glutamyltranspeptidase, major glutathione-degrading enzyme; involved in detoxification of electrophilic xenobiotics; expression induced mainly by nitrogen starvation xenobiotic metabolic process|glutathione catabolic process gamma-glutamyltransferase activity fungal-type vacuole YNR002C ATO2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0252547485988035 0.143543756389894 864 Putative transmembrane protein involved in export of ammonia; ammonia is a starvation signal that promotes cell death in aging colonies; phosphorylated in mitochondria; member of the TC 9.B.33 YaaH family; homolog of Y. lipolytica Gpr1p; ATO2 has a paralog, ADY2, that arose from the whole genome duplication ammonium transport|nitrogen utilization ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YMR052C-A_d YMR052C-A hom 0.0252059340145814 0.144319550248263 865 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR295C HDA2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0251910221465457 0.14455717898613 866 Subunit of a possibly tetrameric trichostatin A-sensitive class II histone deacetylase complex containing an Hda1p homodimer and an Hda2p-Hda3p heterodimer; involved in telomere maintenance negative regulation of transcription from RNA polymerase II promoter|gene silencing by RNA|histone deacetylation|gene silencing involved in chronological cell aging histone deacetylase activity|chromatin binding|DNA binding nucleus|HDA1 complex YJR069C HAM1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0251882884472246 0.144600774463066 867 Nucleoside triphosphate pyrophosphohydrolase; active against a wide range of substrates including ITP, dITP and XTP; mediates exclusion of noncanonical purines and pyrimadines from deoxyribonucleoside triphosphate pools; mutant is sensitive to the base analog 6-N-hydroxylaminopurine; protein abundance increases in response to DNA replication stress purine deoxyribonucleoside triphosphate catabolic process|pyrimidine deoxyribonucleoside triphosphate catabolic process dITP diphosphatase activity|ITP diphosphatase activity|XTP diphosphatase activity|dCTP diphosphatase activity|UTP diphosphatase activity|dTTP diphosphatase activity|dATP pyrophosphohydrolase activity|dGTP diphosphatase activity|dUTP diphosphatase activity|GTP diphosphatase activity nucleus|cytoplasm YJL169W_d YJL169W hom 0.0251783610802173 0.144759175139136 868 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 YKL092C BUD2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0251344089274074 0.145462070956937 869 GTPase activating factor for Rsr1p/Bud1p; required for both axial and bipolar budding patterns; mutants exhibit random budding in all cell types; mutant deficient in mitotic spindle position checkpoint bipolar cellular bud site selection|small GTPase mediated signal transduction|filamentous growth|cellular bud site selection|axial cellular bud site selection GTPase activator activity|Ras GTPase activator activity intracellular YPR161C SGV1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.025115026354658 0.145772871546875 870 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 YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0251093794215916 0.145863515937978 871 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 YDL161W ENT1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0251023947103337 0.146095967084526 872 Epsin-like protein involved in endocytosis and actin patch assembly; functionally redundant with Ent2p; binds clathrin via a clathrin-binding domain motif at C-terminus; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|endocytosis|actin cortical patch assembly clathrin binding mating projection tip|actin cortical patch YLR255C_d YLR255C hom 0.0250594091605052 0.146667517260153 873 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL115W PAP2 hom FT CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.0250171535685967 0.147350033026677 874 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 Trf5p polyadenylation-dependent mRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|base-excision repair|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|nuclear polyadenylation-dependent antisense transcript catabolic process|U4 snRNA 3'-end processing|nuclear mRNA surveillance of mRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|snoRNA polyadenylation|tRNA modification 5'-deoxyribose-5-phosphate lyase activity|polynucleotide adenylyltransferase activity nucleolus|nucleus|TRAMP complex YOR302W YOR302W hom FT TRANSLATION 0.0249809978798047 0.147935947075439 875 CPA1 uORF, Arginine attenuator peptide, regulates translation of the CPA1 mRNA regulation of translation translation regulator activity cytosol YHR094C HXT1 hom FT PLASMA MEMBRANE 0.0248994794784952 0.149263504512927 876 Low-affinity glucose transporter of the major facilitator superfamily, expression is induced by Hxk2p in the presence of glucose and repressed by Rgt1p when glucose is limiting; HXT1 has a paralog, HXT6, what arose from the whole genome duplication mannose transport|glucose transport galactose transmembrane transporter activity|pentose transmembrane transporter activity|mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter 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 0.0248672522650465 0.14979083618043 877 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 YLR246W ERF2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0248544513372204 0.150487698875075 878 Subunit of a palmitoyltransferase, composed of Erf2p and Shr5p, that adds a palmitoyl lipid moiety to heterolipidated substrates such as Ras1p and Ras2p through a thioester linkage; mutants partially mislocalize Ras2p to the vacuole protein targeting to membrane|protein palmitoylation palmitoyltransferase activity endoplasmic reticulum palmitoyltransferase complex|integral to endoplasmic reticulum membrane|integral to membrane YMR247C RKR1 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS 0.0248299736158923 0.150402594773708 879 RING domain E3 ubiquitin ligase; involved in the ubiquitin-mediated degradation of non-stop proteins; functional connections to chromatin modification; nuclear protein that also co-localizes with ribosomes; homolog of mouse Listerin, whose mutation has been reported to cause neurodegeneration in mice chromatin modification|chromatin silencing at telomere|ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity|ribosome binding ribosome|nucleus YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0248207515854497 0.150797859533402 880 Mitochondrial protein kinase involved in negative regulation of pyruvate dehydrogenase complex activity by phosphorylating the ser-133 residue of the Pda1p subunit; acts in concert with kinase Pkp2p and phosphatases Ptc5p and Ptc6p peptidyl-serine phosphorylation|protein phosphorylation|carbon utilization protein kinase activity|pyruvate dehydrogenase (acetyl-transferring) kinase activity mitochondrion YNL004W HRB1 hom FT RNA LOCALIZATION|NUCLEUS 0.0247817747539931 0.151257347371588 881 Poly(A+) RNA-binding protein; involved in the export of mRNAs from the nucleus to the cytoplasm; similar to Npl3p; HRB1 has a paralog, GBP2, that arose from the whole genome duplication poly(A)+ mRNA export from nucleus RNA binding integral to membrane|nucleus|cytoplasm YDL144C YDL144C hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0247596086339025 0.15156250061325 882 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YDL144C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YDL207W GLE1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|NUCLEAR PORE 0.0247150087962495 0.152301208852055 883 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 YDL157C_p YDL157C hom FT MITOCHONDRION 0.024694985065088 0.15263375208529 884 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 YOR150W MRPL23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0246804421521349 0.152875618879482 885 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR248C HIS7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0246736882293504 0.153233208075455 886 Imidazole glycerol phosphate synthase (glutamine amidotransferase:cyclase), catalyzes the fifth step of histidine biosynthesis and also produces 5-aminoimidazole-4-carboxamide ribotide (AICAR), a purine precursor purine nucleoside monophosphate biosynthetic process|histidine biosynthetic process imidazoleglycerol-phosphate synthase activity intracellular YHR097C_p YHR097C hom FT NUCLEUS 0.0246345695772969 0.153640446778447 887 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YOR179C SYC1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0245029980465329 0.155850253931589 888 Subunit of the APT subcomplex of cleavage and polyadenylation factor; may have a role in 3' end formation of both polyadenylated and non-polyadenylated RNAs; SYC1 has a paralog, YSH1, that arose from the whole genome duplication termination of RNA polymerase II transcription, exosome-dependent|termination of RNA polymerase II transcription, poly(A)-coupled RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YBR182C-A_p YBR182C-A hom 0.0244744379471089 0.156642184927721 889 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YGL084C GUP1 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0244441141491743 0.156847011410643 890 Plasma membrane protein involved in remodeling GPI anchors; member of the MBOAT family of putative membrane-bound O-acyltransferases; proposed to be involved in glycerol transport GPI anchor biosynthetic process|glycerol transport|glycerol catabolic process O-acyltransferase activity integral to membrane|endoplasmic reticulum|plasma membrane|membrane YBR181C RPS6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0244440670977228 0.156847809801486 891 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 YOR375C GDH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0244179953978554 0.15729068032631 892 NADP(+)-dependent glutamate dehydrogenase; synthesizes glutamate from ammonia and alpha-ketoglutarate; rate of alpha-ketoglutarate utilization differs from Gdh3p; expression regulated by nitrogen and carbon sources; GDH1 has a paralog, GDH3, that arose from the whole genome duplication glutamate biosynthetic process|ammonia assimilation cycle glutamate dehydrogenase (NADP+) activity nucleus|cytoplasm YNL137C NAM9 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0244122056156448 0.157389157677104 893 Mitochondrial ribosomal component of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YCL043C PDI1 het FT ENDOPLASMIC RETICULUM 0.0244109919358248 0.157409806855842 894 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 YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0243709201645088 0.158092728698157 895 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 YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0242626208096058 0.159949637675701 896 Glucose-6-phosphate dehydrogenase (G6PD); catalyzes the first step of the pentose phosphate pathway; involved in adapting to oxidatve stress; homolog of the human G6PD which is deficient in patients with hemolytic anemia; protein abundance increases in response to DNA replication stress NADPH regeneration|response to hydrogen peroxide|pentose-phosphate shunt, oxidative branch|carbon catabolite repression of transcription glucose-6-phosphate dehydrogenase activity cytoplasm YOL099C_d YOL099C hom 0.0242449302146433 0.160254521867038 897 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene PKH2/YOL100W; may interact with ribosomes Unknown Unknown Unknown YBL076C ILS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0241419294985999 0.162100985381752 898 Cytoplasmic isoleucine-tRNA synthetase, target of the G1-specific inhibitor reveromycin A cytoplasmic translation|isoleucyl-tRNA aminoacylation isoleucine-tRNA ligase activity cytosol YOL107W_p YOL107W hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0241102032869672 0.162590861659104 899 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 YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.0240985871015034 0.162793497881884 900 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 YDR188W CCT6 het 0.0240427908392905 0.164336036780291 901 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, essential protein that is required for the assembly of actin and tubulins in vivo; contains an ATP-binding motif protein folding unfolded protein binding chaperonin-containing T-complex YKL139W CTK1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0240377473431141 0.16385791598854 902 Catalytic (alpha) subunit of C-terminal domain kinase I (CTDK-I); phosphorylates both RNA pol II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and ribosomal protein Rps2p to increase translational fidelity; similar to the Drosophila dCDK12 and human CDK12 and probably CDK13 mRNA 3'-end processing|phosphorylation of RNA polymerase II C-terminal domain|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|peptidyl-serine phosphorylation|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation protein kinase activity|cyclin-dependent protein kinase activity nucleoplasm|nucleolus|nucleus|polysome|carboxy-terminal domain protein kinase complex YBR172C SMY2 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0240034876325585 0.164459607177134 903 Protein of unknown function involved in COPII vesicle formation; interacts with the Sec23p/Sec24p subcomplex; overexpression suppresses the temperature sensitivity of a myo2 mutant; similar to S. pombe Mpd2; SMY2 has a paralog, SYH1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum membrane|cytoplasmic mRNA processing body|cytoplasm|extrinsic to membrane YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.0239765622023202 0.164996657738627 904 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 YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.0239304552726449 0.165747798637825 905 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YKR051W_p YKR051W hom 0.0239134776316826 0.166048345221083 906 Putative protein of unknown function biological_process molecular_function integral to membrane YLR048W RPS0B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0238742040246543 0.166745155831864 907 Protein component of the small (40S) ribosomal subunit; RPS0B has a paralog, RPS0A, that arose from the whole genome duplication; required for maturation of 18S rRNA along with Rps0Ap; deletion of either RPS0 gene reduces growth rate, deletion of both genes is lethal; homologous to human ribosomal protein SA and bacterial S2 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)|rRNA export from nucleus|ribosomal small subunit assembly|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 YGL027C CWH41 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0238193582680495 0.167721928056474 908 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 YPR171W BSP1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0238120666045966 0.168232927916177 909 Adapter that links synaptojanins Inp52p and Inp53p to the cortical actin cytoskeleton actin cortical patch localization protein binding, bridging mating projection tip|membrane|cellular bud neck|actin cortical patch|cellular bud tip YPL119C-A_p YPL119C-A hom 0.02381134626805 0.167864976127115 910 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YMR234W RNH1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0237267991013613 0.16938008672901 911 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 YPL055C LGE1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0237176094288018 0.169545384115369 912 Protein of unknown function; null mutant forms abnormally large cells, and homozygous diploid null mutant displays delayed premeiotic DNA synthesis and reduced efficiency of meiotic nuclear division histone methylation|protein monoubiquitination|regulation of cell size|histone ubiquitination|premeiotic DNA replication molecular_function nucleus YGR086C PIL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0237110576488977 0.169726948908815 913 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 YBR090C_p YBR090C hom FT NUCLEUS 0.0236899808663855 0.170489496621335 914 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YDR488C PAC11 hom FT CYTOSKELETON 0.0236740185915064 0.170331112815446 915 Dynein intermediate chain, acts in the cytoplasmic dynein pathway, forms cortical cytoplasmic microtubule capture site with Num1p; null mutant is defective in nuclear migration, essential in the absence of CIN8 nuclear migration along microtubule|microtubule-based process plus-end-directed microtubule motor activity|microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YMR162C DNF3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0235849407049568 0.171945225793242 916 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; localizes to the trans-Golgi network; likely involved in protein transport; type 4 P-type ATPase intracellular protein transport|phospholipid translocation phospholipid-translocating ATPase activity trans-Golgi network transport vesicle|integral to membrane YNL093W YPT53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0235673422150649 0.172265463702302 917 Rab family GTPase; similar to Ypt51p and Ypt52p and to mammalian rab5; required for vacuolar protein sorting and endocytosis; YPT53 has a paralog, VPS21, that arose from the whole genome duplication endocytosis|protein targeting to vacuole GTPase activity late endosome YDR497C ITR1 hom FT PLASMA MEMBRANE 0.0235424248404722 0.172719645063309 918 Myo-inositol transporter; has strong similarity to the minor myo-inositol transporter Itr2p, member of the sugar transporter superfamily; expression is repressed by inositol and choline via Opi1p and derepressed via Ino2p and Ino4p; relative distribution to the vacuole increases upon DNA replication stress myo-inositol transport|transmembrane transport myo-inositol transmembrane transporter activity integral to membrane|plasma membrane|membrane YLR435W TSR2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0235315517134016 0.172918115214874 919 Protein with a potential role in pre-rRNA processing maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleus|cytoplasm YIL014C-A_p YIL014C-A hom 0.0235017877425372 0.173462276862842 920 Putative protein of unknown function biological_process molecular_function cellular_component YER078C ICP55 hom FT PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.0234798053799102 0.174057629831481 921 Mitochondrial aminopeptidase; cleaves the N termini of at least 38 imported proteins after cleavage by the mitochondrial processing peptidase (MPP), thereby increasing their stability; member of the aminopeptidase P family protein stabilization|protein processing aminopeptidase activity extrinsic to mitochondrial inner membrane|mitochondrion|nucleus YOL029C_p YOL029C hom 0.0234608400464161 0.174212994672953 922 Putative protein of unknown function; identified as interacting with Hsc82p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function cellular_component YDR312W SSF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0233553389155708 0.176674922165622 923 Protein required for ribosomal large subunit maturation; functionally redundant with Ssf1p; member of the Brix family; SSF2 has a paralog, SSF1, that arose from the whole genome duplication conjugation with cellular fusion|ribosomal large subunit assembly rRNA binding nucleolus YOL052C-A DDR2 hom 0.0233378303254159 0.176482787867736 924 Multi-stress response protein; expression is activated by a variety of xenobiotic agents and environmental or physiological stresses; DDR2 has a paralog, HOR7, that arose from the whole genome duplication response to stress molecular_function fungal-type vacuole|cytoplasm YGR292W MAL12 hom FT CARBOHYDRATE METABOLISM 0.0233177082713629 0.177179235316165 925 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL1 complex locus; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YIR021W-A_p YIR021W-A hom 0.0233173720508172 0.176862414110032 926 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YER155C BEM2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0232749245412476 0.177652014735709 927 Rho GTPase activating protein (RhoGAP) involved in the control of cytoskeleton organization and cellular morphogenesis; required for bud emergence negative regulation of Rho protein signal transduction|fungal-type cell wall organization|establishment of cell polarity|actin cytoskeleton organization Rho GTPase activator activity cell cortex|incipient cellular bud site|mitochondrion|plasma membrane|mating projection tip|cytoplasm|cellular bud tip YPL145C KES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0232467656068954 0.178177267601514 928 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 YGR020C VMA7 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0232437460189109 0.178233660946907 929 Subunit F 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 YML094W GIM5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.023219420839978 0.178688438500877 930 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 YKR050W TRK2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0232153873708244 0.178763930571862 931 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 YDR419W RAD30 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0231945365271425 0.179154561744238 932 DNA polymerase eta, involved in translesion synthesis during post-replication repair; catalyzes the synthesis of DNA opposite cyclobutane pyrimidine dimers and other lesions; may also have a role in protection against mitochondrial mutagenesis; mutations in human pol eta are responsible for XPV error-prone translesion synthesis|error-free translesion synthesis DNA-directed DNA polymerase activity replication fork YBL043W ECM13 hom FT CELL WALL ORG/BIOGENESIS 0.0231870236801827 0.179555047604192 933 Non-essential protein of unknown function; induced by treatment with 8-methoxypsoralen and UVA irradiation; ECM13 has a paralog, YJR115W, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cellular_component YLR075W RPL10 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0231755403061873 0.179510999399678 934 Ribosomal 60S subunit protein L10; responsible for joining the 40S and 60S subunits; regulates translation initiation; similar to members of the QM gene family; homologous to mammalian ribosomal protein L10 and bacterial L16; protein abundance increases in response to DNA replication stress; mutations in the human ortholog are associated with development of T-cell acute lymphoblastic leukemia and similar changes in the yeast gene result in ribosome biogenesis defects cytoplasmic translation|translational termination|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YPL177C CUP9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0231125137799954 0.180697378901571 935 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 YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0231092386356039 0.180954353937297 936 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 YFL007W BLM10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0230887902426688 0.181145443208219 937 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 YJL089W SIP4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.023078570430114 0.18133871774678 938 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 YER021W RPN3 het FT PROTEOLYSIS 0.0230589018337631 0.181711115788466 939 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 YPR041W TIF5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0230507394259007 0.181865826264231 940 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 YOR382W FIT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0229538463989538 0.18370980649661 941 Mannoprotein that is incorporated into the cell wall via a glycosylphosphatidylinositol (GPI) anchor, involved in the retention of siderophore-iron in the cell wall siderophore transport molecular_function fungal-type cell wall YLR344W RPL26A hom FT TRANSLATION|RIBOSOME 0.0229459213442043 0.183861239121825 942 Ribosomal 60S subunit protein L26A; binds to 5.8S rRNA; homologous to mammalian ribosomal protein L26 and bacterial L24; RPL26A has a paralog, RPL26B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YML109W ZDS2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|GENE SILENCING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0229431005602668 0.183915161194713 943 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 YIL115C NUP159 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0229367935468308 0.18403576833538 944 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 YDR095C_d YDR095C hom 0.0228966373043574 0.185264074695894 945 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR187C HGH1 hom 0.0228806479262905 0.185177535884406 946 Nonessential protein of unknown function; predicted to be involved in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; similar to mammalian BRP16 (Brain protein 16); relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function cytoplasm YHL010C ETP1 hom 0.0228767126868027 0.185187612855282 947 Putative protein of unknown function that is required for growth on ethanol; contains a zinc finger region and has homology to human BRAP2, which is a cytoplasmic protein that binds nuclear localization sequences response to ethanol ubiquitin binding|nuclear localization sequence binding cellular_component YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0228602944079835 0.185503302465912 948 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 YHR132W-A IGO2 hom FT NUCLEUS 0.0228559787416524 0.185586349808346 949 Protein required for initiation of G0 program; prevents degradation of nutrient-regulated mRNAs via the 5'-3' mRNA decay pathway; phosphorylated by Rim15p; GFP protein localizes to the cytoplasm and nucleus; similar to Igo1p mRNA stabilization molecular_function nucleus|cytoplasm YNL055C POR1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0228037122186831 0.186594308957471 950 Mitochondrial porin (voltage-dependent anion channel); outer membrane protein required for the maintenance of mitochondrial osmotic stability and mitochondrial membrane permeability; phosphorylated; protein abundance increases in response to DNA replication stress; POR1 has a paralog, POR2, that arose from the whole genome duplication DNA transport|mitochondrion organization|apoptotic process|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YOL071W EMI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.02280016727215 0.186662819316162 951 Subunit of succinate dehydrogenase, which couples succinate oxidation to ubiquinone reduction; required for FAD cofactor attachment to Sdh1p; mutations in human ortholog PGL2 are associated with neuroendocrine tumors (paraganglioma) protein-FAD linkage|cellular respiration|mitochondrial electron transport, succinate to ubiquinone|ascospore formation|tricarboxylic acid cycle|positive regulation of transcription from RNA polymerase II promoter succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion|mitochondrial matrix YBL039W-B_p YBL039W-B hom 0.02276367056773 0.187369242407871 952 Putative protein of unknown function biological_process molecular_function cellular_component YLR428C_d YLR428C hom 0.0227229203840134 0.18816032411511 953 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CRN1 Unknown Unknown Unknown YBR014C GRX7 hom FT RESPONSE TO OXIDATIVE STRESS|GOLGI APPARATUS 0.0227207402953377 0.188202715399025 954 Cis-golgi localized monothiol glutaredoxin; more similar in activity to dithiol than other monothiol glutaredoxins; involved in the oxidative stress response; does not bind metal ions; GRX7 has a paralog, GRX6, that arose from the whole genome duplication cellular response to oxidative stress glutathione-disulfide reductase activity|protein homodimerization activity integral to membrane|Golgi apparatus|Golgi lumen|fungal-type vacuole|cis-Golgi network YLR120C YPS1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0226919749076672 0.188762710937766 955 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 YLR272C YCS4 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0226693830346533 0.189203382800705 956 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 YDL120W YFH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0226164490043411 0.190238869645119 957 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 YBR201W DER1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0224940544249672 0.192649096078403 958 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 YKR096W ESL2 hom FT NUCLEUS 0.0224823404529007 0.193146584999015 959 Protein of unknown function that interacts with Pex14p; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; predicted to contain a PINc domain biological_process molecular_function ribosome|nucleus|cytoplasm YER101C AST2 hom FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS 0.0224800057012391 0.19292717604352 960 Lipid raft associated protein; overexpression restores Pma1p localization to lipid rafts which is required for targeting of Pma1p to the plasma membrane; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST2 has a paralog, AST1, that arose from the whole genome duplication protein targeting to membrane molecular_function cytoplasm YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0224745436836785 0.193035370585667 961 Subunit of heterotrimeric Replication Protein A (RPA); RPA is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination; protein abundance increases in response to DNA replication stress 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|double-strand break repair via homologous recombination|DNA replication|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 YML063W RPS1B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0224524696176191 0.193473079324803 962 Ribosomal protein 10 (rp10) of the small (40S) subunit; homologous to mammalian ribosomal protein S3A, no bacterial homolog; RPS1B has a paralog, RPS1A, 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 YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0224484511661151 0.193818760752262 963 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 YKR073C_d YKR073C hom 0.0224119132914696 0.194279172764271 964 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR033C_d YKR033C hom 0.0223827947708182 0.194859447128573 965 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene DAL80 Unknown Unknown Unknown YDR043C NRG1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0223486098603616 0.195542305016921 966 Transcriptional repressor; recruits the Cyc8p-Tup1p complex to promoters; mediates glucose repression and negatively regulates a variety of processes including filamentous growth and alkaline pH response; NRG1 has a paralog, NRG2, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter by glucose|cellular hyperosmotic salinity response|biofilm formation|negative regulation of transcription from RNA polymerase II promoter|pseudohyphal growth|Unknown RNA polymerase II repressing 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 transcription factor binding transcription factor activity involved in negative regulation of transcription nucleus YOL036W_p YOL036W hom 0.0222801522180708 0.196915043627315 967 Protein of unknown function; potential Cdc28p substrate; YOL036W has a paralog, YIR016W, that arose from the whole genome duplication biological_process molecular_function cellular_component YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0222639516741755 0.197307744783204 968 Putative Rheb-related GTPase involved in regulating canavanine resistance and arginine uptake; member of the Ras superfamily of G-proteins lysine transport|retrograde transport, endosome to Golgi|arginine transport GTPase activity extrinsic to plasma membrane YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0222615736860006 0.19728880129289 969 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 YNL081C SWS2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0222596153163871 0.197328229439365 970 Putative mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S13 ribosomal protein; participates in controlling sporulation efficiency regulation of sporulation resulting in formation of a cellular spore|mitochondrial translation structural constituent of ribosome mitochondrial small ribosomal subunit|cytoplasm YNL051W COG5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.022203187406166 0.199070124667253 971 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 YOR096W RPS7A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0221967944542458 0.198596071400503 972 Protein component of the small (40S) ribosomal subunit; interacts with Kti11p; deletion causes hypersensitivity to zymocin; homologous to mammalian ribosomal protein S7, no bacterial homolog; RPS7A has a paralog, RPS7B, that arose from the whole genome duplication cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|90S preribosome YNL293W MSB3 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0221714227548785 0.199176798495901 973 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 YGL012W ERG4 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.022151594088302 0.199511974567079 974 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 YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0221485366814465 0.199641078159761 975 Serine/threonine protein kinase, subunit of the transcription factor TFIIH; involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|protein phosphorylation|transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activating kinase activity|protein kinase activity TFIIK complex|holo TFIIH complex YGR161C_p RTS3 hom FT NUCLEUS 0.0221394582090398 0.19975841051029 976 Putative component of the protein phosphatase type 2A complex biological_process molecular_function nucleus|cytoplasm YJL178C ATG27 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0221203306718379 0.200483010257807 977 Type I membrane protein involved in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; may be involved in membrane delivery to the phagophore assembly site vesicle organization|peroxisome degradation|protein localization to pre-autophagosomal structure|CVT pathway|autophagic vacuole assembly phosphatidylinositol-3-phosphate binding trans-Golgi network|mitochondrion|pre-autophagosomal structure|membrane YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0221111644544357 0.200333817493465 978 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 YMR016C SOK2 hom FT NUCLEUS 0.0220871435464336 0.20082327655489 979 Nuclear protein that negatively regulates pseudohyphal differentiation; plays a regulatory role in the cyclic AMP (cAMP)-dependent protein kinase (PKA) signal transduction pathway; SOK2 has a paralog, PHD1, that arose from the whole genome duplication pseudohyphal growth sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YLR141W RRN5 het FT CHROMATIN ORGANIZATION|NUCLEUS 0.0220582891089506 0.201412377889029 980 Protein involved in transcription of rDNA by RNA polymerase I; transcription factor, member of UAF (upstream activation factor) family along with Rrn9p and Rrn10p transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.022049445257609 0.20159318874607 981 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 YLR179C YLR179C hom FT NUCLEUS 0.0219944117740831 0.202720997169481 982 Protein of unknown function with similarity to Tfs1p; transcription is activated by paralogous proteins Yrm1p and Yrr1p along with proteins involved in multidrug resistance; GFP-tagged protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0219783296243179 0.203591115861459 983 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 YGR186W TFG1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0219596709351402 0.203435307298458 984 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 YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0218909514237464 0.204853647986991 985 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR221C PDB1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0218594355559754 0.205506520251032 986 E1 beta subunit of the pyruvate dehydrogenase (PDH) complex, which is an evolutionarily-conserved multi-protein complex found in mitochondria acetyl-CoA biosynthetic process from pyruvate pyruvate dehydrogenase (acetyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial pyruvate dehydrogenase complex YOR094W ARF3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0218355274856045 0.206002799146928 987 Glucose-repressible ADP-ribosylation factor, GTPase of the Ras superfamily involved in development of polarity; also has mRNA binding activity intracellular protein transport|positive regulation of phosphatidylinositol biosynthetic process|endocytosis|actin filament bundle assembly|actin cortical patch localization|cellular bud site selection mRNA binding|GTPase activity cellular bud neck|cellular bud tip YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0218076527671012 0.206582514962895 988 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 YNL196C_p SLZ1 hom 0.021801050192924 0.206787702949499 989 Sporulation-specific protein with a leucine zipper motif biological_process molecular_function cellular_component YGL216W KIP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0217889051126439 0.206973078831862 990 Kinesin-related motor protein involved in mitotic spindle positioning nuclear migration along microtubule|mitotic spindle disassembly|establishment of mitotic spindle orientation|plus-end specific microtubule depolymerization|mitotic spindle organization in nucleus plus-end-directed microtubule motor activity|tubulin-dependent ATPase activity kinesin complex|cytoplasmic microtubule|nuclear microtubule YDL023C_d YDL023C hom 0.0217229860687052 0.208350601836988 991 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 YLR172C DPH5 hom 0.0216416808559705 0.210262834432446 992 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 YPL241C CIN2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON 0.0216345307917102 0.210209489994524 993 GTPase-activating protein (GAP) for Cin4p; tubulin folding factor C involved in beta-tubulin (Tub2p) folding; mutants display increased chromosome loss and benomyl sensitivity; deletion complemented by human GAP, retinitis pigmentosa 2 protein folding|tubulin complex assembly|tubulin complex biogenesis GTPase activator activity cellular_component YML058W-A HUG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.021603119241701 0.210872482088297 994 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 YDR160W SSY1 het FT PLASMA MEMBRANE 0.0215704241992807 0.211564168724424 995 Component of the SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p), which senses external amino acid concentration and transmits intracellular signals that result in regulation of expression of amino acid permease genes response to amino acid stimulus molecular_function integral to membrane|plasma membrane YFR010W UBP6 hom FT PROTEOLYSIS 0.0215608239570455 0.211767579608517 996 Ubiquitin-specific protease situated in the base subcomplex of the 26S proteasome, releases free ubiquitin from branched polyubiquitin chains; works in opposition to Hul5p polyubiquitin elongation activity; mutant has aneuploidy tolerance protein deubiquitination ubiquitin-specific protease activity proteasome complex|proteasome regulatory particle YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0214651879242242 0.213801643122023 997 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 YHR062C RPP1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0214233581197093 0.216965794952055 998 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 YPL254W HFI1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0213928888123964 0.21534868308176 999 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 YJR017C ESS1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS 0.0213922761323673 0.215361827426289 1000 Peptidylprolyl-cis/trans-isomerase (PPIase); specific for phosphorylated serine and threonine residues N-terminal to proline; regulates phosphorylation of the RNAP II large subunit (Rpo21p) C-terminal domain (CTD); associates with phospho-Ser5 form of RNAP II in vivo; regulates phosphorylation of Ser7 within CTD; present along entire coding length of genes; represses initiation of CUTs; required for efficient termination of mRNA transcription and trimethylation of histone H3 termination of RNA polymerase II transcription|positive regulation of protein dephosphorylation|negative regulation of histone deacetylation|negative regulation of transcription from RNA polymerase II promoter|protein peptidyl-prolyl isomerization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle peptidyl-prolyl cis-trans isomerase activity|RNA polymerase II core binding nucleus YDL204W RTN2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0213376399545318 0.216536307744092 1001 Reticulon protein; stabilizes membrane curvature; involved in nuclear pore assembly and maintenance of tubular ER morphology; interacts with exocyst subunit Sec6p, Yip3p, and Sbh1p; much less abundant than Rtn1p; rtn1 rtn2 yop1 triple mutant lacks tubular ER; member of RTNLA (reticulon-like A) subfamily; protein increases in abundance and relocalizes to plasma membrane upon DNA replication stress; RTN2 has a paralog, RTN1, that arose from the whole genome duplication endoplasmic reticulum tubular network organization|endoplasmic reticulum tubular network maintenance molecular_function endoplasmic reticulum|cortical endoplasmic reticulum|endoplasmic reticulum tubular network YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0213198944865643 0.216918760659257 1002 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 YOR249C APC5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0212629976686463 0.218148284354086 1003 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 YNR070W_p PDR18 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0212187037613273 0.219108922728609 1004 Putative transporter of the ATP-binding cassette (ABC) family, implicated in pleiotropic drug resistance; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies transport ATPase activity, coupled to transmembrane movement of substances mitochondrion|integral to membrane|membrane YGR286C BIO2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0212166955808553 0.21956526559532 1005 Biotin synthase, catalyzes the conversion of dethiobiotin to biotin, which is the last step of the biotin biosynthesis pathway; complements E. coli bioB mutant biotin biosynthetic process biotin synthase activity mitochondrion YBR244W GPX2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0211021128099392 0.221652031536377 1006 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 YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.021093674174924 0.222043758341658 1007 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 YLR103C CDC45 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0210375176524314 0.223070062448959 1008 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 YPR053C_d YPR053C hom 0.0210178391627028 0.223503342915591 1009 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene NHP6A/YPR052C Unknown Unknown Unknown YOR227W HER1 hom FT MITOCHONDRION 0.0209928114198532 0.224055271936263 1010 Protein of unknown function required for proliferation or remodeling of the ER that is caused by overexpression of Hmg2p; may interact with ribosomes, based on co-purification experiments; HER1 has a paralog, GIP3, that arose from the whole genome duplication endoplasmic reticulum organization molecular_function mitochondrion|ribosome|cytoplasm YPR175W DPB2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0209895628768497 0.224126982397883 1011 Second largest subunit of DNA polymerase II (DNA polymerase epsilon), required for maintenance of fidelity of chromosomal replication; expression peaks at the G1/S phase boundary; Cdc28p substrate DNA-dependent DNA replication double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity nucleus|epsilon DNA polymerase complex|cytoplasm YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0208847128882993 0.226450322752704 1012 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 YDR055W PST1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0208645415535118 0.227593220402582 1013 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 YKL125W RRN3 het FT NUCLEUS 0.0208536535588305 0.227141843149317 1014 Protein required for transcription of rDNA by RNA polymerase I; transcription factor independent of DNA template; involved in recruitment of RNA polymerase I to rDNA; structure reveals unique HEAT repeat fold and a surface serine patch; phosphorylation of serine patch impairs cell growth and reduces RNA polymerase I binding in vitro and RNA polymerase I recruitment to the rDNA gene in vivo transcription initiation from RNA polymerase I promoter for nuclear large rRNA transcript core RNA polymerase I binding transcription factor activity|RNA polymerase I transcription factor binding transcription factor activity|RNA polymerase I transcription factor binding|RNA polymerase I core binding nucleolus YGL115W SNF4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0208359535821096 0.227675272979529 1015 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 YIL154C IMP2' hom FF|FT RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS 0.020819778028945 0.228592421773287 1016 Transcriptional activator involved in maintenance of ion homeostasis and protection against DNA damage caused by bleomycin and other oxidants, contains a C-terminal leucine-rich repeat DNA repair|cellular carbohydrate metabolic process transcription coactivator activity cytoplasm YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0208148202636726 0.228008562380939 1017 Subunit of the DSC ubiquitin ligase complex; golgi-localized RING-finger ubiquitin ligase (E3) involved in sorting polar transmembrane domain containing membrane proteins to multivesicular bodies for delivery to the vacuole; proposed involvement in the quality control of misfolded TMD containing proteins; ortholog of fission yeast dsc1 ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein ubiquitination ubiquitin-protein ligase activity integral to membrane|Golgi apparatus YLL025W PAU17 hom 0.0208032804977238 0.228544222796828 1018 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 YDR037W KRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0207204162545106 0.230125377767201 1019 Lysyl-tRNA synthetase lysyl-tRNA aminoacylation lysine-tRNA ligase activity cytoplasm YKR079C TRZ1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0207152156979396 0.230590177030171 1020 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 YDR170C SEC7 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0206827697344978 0.230973407298194 1021 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 YER045C ACA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0206466603166538 0.231788895118193 1022 ATF/CREB family basic leucine zipper (bZIP) transcription factor; binds as a homodimer to the ATF/CREB consensus sequence TGACGTCA; important for carbon source utilization; target genes include GRE2 and COS8; ACA1 has a paralog, CST6, that arose from the whole genome duplication 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 YGR133W PEX4 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0206202680983673 0.23238622284098 1023 Peroxisomal ubiquitin conjugating enzyme required for peroxisomal matrix protein import and peroxisome biogenesis peroxisome organization|protein import into peroxisome matrix, receptor recycling|protein autoubiquitination|protein monoubiquitination|protein polyubiquitination ubiquitin-protein ligase activity peroxisome YFR047C BNA6 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0205947000942626 0.23296593687625 1024 Quinolinate phosphoribosyl transferase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan nicotinate-nucleotide diphosphorylase (carboxylating) activity nucleus|cytoplasm YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.020528477169802 0.234472201672268 1025 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 YPL113C_p YPL113C hom FT OXIDATION-REDUCTION PROCESS 0.0205233122271628 0.234589969401101 1026 Glyoxylate reductase; acts on glyoxylate and hydroxypyruvate substrates; YPL113C is not an essential gene metabolic process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor cellular_component YGR136W LSB1 hom FT NUCLEUS 0.0204585089818552 0.236280823152279 1027 Protein containing an N-terminal SH3 domain; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; protein increases in abundance and forms nuclear foci in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YIR014W_p YIR014W hom 0.02044684452274 0.23633843830362 1028 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; YIR014W is a non-essential gene biological_process molecular_function fungal-type vacuole YCR099C_p YCR099C hom 0.020381600817377 0.237837531628002 1029 Putative protein of unknown function biological_process molecular_function integral to membrane 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 0.0203349872067914 0.238912667251982 1030 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 YPL227C ALG5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0203276163632368 0.23908298794396 1031 UDP-glucose:dolichyl-phosphate glucosyltransferase, involved in asparagine-linked glycosylation in the endoplasmic reticulum protein N-linked glycosylation dolichyl-phosphate beta-glucosyltransferase activity endoplasmic reticulum membrane YNL095C_p YNL095C hom 0.0203254199210943 0.239133758463936 1032 Putative protein of unknown function; predicted to contain a transmembrane domain; not an essential gene; YNL095C has a paralog, ECM3, that arose from the whole genome duplication biological_process molecular_function integral to membrane YOR134W BAG7 hom FT SIGNALING 0.0203192771241889 0.239275788899951 1033 Rho GTPase activating protein (RhoGAP), stimulates the intrinsic GTPase activity of Rho1p, which plays a role in actin cytoskeleton organization and control of cell wall synthesis; structurally and functionally related to Sac7p small GTPase mediated signal transduction Rho GTPase activator activity intracellular YBR160W CDC28 het FT CELL CYCLE|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0203138243884339 0.239401913930586 1034 Catalytic subunit of the main cell cycle cyclin-dependent kinase (CDK); alternately associates with G1 cyclins (CLNs) and G2/M cyclins (CLBs) which direct the CDK to specific substrates; involved in modulating membrane trafficking dynamics; protein abundance increases in response to DNA replication stress regulation of budding cell apical bud growth|negative regulation of meiotic cell cycle|positive regulation of triglyceride catabolic process|protein phosphorylation|regulation of filamentous growth|negative regulation of transcription, DNA-dependent|positive regulation of meiotic cell cycle|positive regulation of transcription, DNA-dependent|regulation of double-strand break repair via homologous recombination|vesicle-mediated transport|positive regulation of DNA replication involved in S phase|positive regulation of mitotic cell cycle|positive regulation of spindle pole body separation|chromatin remodeling|negative regulation of mitotic cell cycle histone binding|protein kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|ribosome|endoplasmic reticulum|nucleus|spindle pole body|cellular bud neck|astral microtubule|cytoplasm YKR082W NUP133 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0202987151393887 0.239751644693727 1035 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 NUP133 poly(A)+ mRNA export from nucleus|double-strand break repair|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|tRNA export from nucleus|telomere tethering at nuclear periphery|nuclear pore distribution|mRNA export from nucleus in response to heat stress|positive regulation of transcription, DNA-dependent|negative regulation of transcription from RNA polymerase II promoter|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|nuclear pore outer ring YKL072W STB6 hom 0.0202929895036535 0.239884268859021 1036 Protein that binds Sin3p in a two-hybrid assay biological_process molecular_function cellular_component YMR073C IRC21 hom FF 0.0202583604369067 0.241249313482446 1037 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 YNL107W YAF9 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0202572392280986 0.240713529454662 1038 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 YPL016W SWI1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0200922995493128 0.244565588842937 1039 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 YAR028W_p YAR028W hom 0.020084759182137 0.244813078363485 1040 Putative integral membrane protein, member of DUP240 gene family; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function cellular_component YKL083W_d YKL083W het 0.0200787548370002 0.244883827755445 1041 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 YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0199795888408033 0.247293114349039 1042 Glutathione synthetase, catalyzes the ATP-dependent synthesis of glutathione (GSH) from gamma-glutamylcysteine and glycine; induced by oxidative stress and heat shock glutathione biosynthetic process glutathione synthase activity intracellular YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0199405669347247 0.248147217278093 1043 RNA polymerase I enhancer binding protein; DNA binding protein that binds to genes transcribed by both RNA polymerase I and RNA polymerase II; required for termination of RNA polymerase I transcription; REB1 has a paralog, NSI1, that arose from the whole genome duplication termination of RNA polymerase I transcription|regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleoplasm YOL066C RIB2 het FT RNA PROCESSING 0.0199204033515412 0.248837674101017 1044 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 YLR229C CDC42 het FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0199043475434318 0.249007567575751 1045 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 YLR176C RFX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0198807017697179 0.249570369382619 1046 Major transcriptional repressor of DNA-damage-regulated genes, recruits repressors Tup1p and Cyc8p to their promoters; involved in DNA damage and replication checkpoint pathway; similar to a family of mammalian DNA binding RFX1-4 proteins negative 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|sequence-specific DNA binding nucleus|cytoplasm YIL102C_p YIL102C hom 0.0198152135073414 0.251133715564713 1047 Putative protein of unknown function biological_process molecular_function cellular_component YPR098C YPR098C hom FT MITOCHONDRION 0.0197942144640963 0.251636451262991 1048 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YBR056W YBR056W hom FT CARBOHYDRATE METABOLISM 0.0197862674184317 0.252180701030859 1049 Putative glycoside hydrolase of the mitochondrial intermembrane space biological_process molecular_function cytoplasm YNL215W IES2 hom FT NUCLEUS 0.0197832701552612 0.252536069204905 1050 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 YOR058C ASE1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0197493164271614 0.252713702779184 1051 Mitotic spindle midzone localized protein; microtubule-associated protein (MAP) family member; required for spindle elongation and stabilization; undergoes cell cycle-regulated degradation by anaphase promoting complex; potential Cdc28p substrate; relative distribution to microtubules decreases upon DNA replication stress cytokinesis, completion of separation|mitotic anaphase B|microtubule bundle formation|spindle pole body separation|spindle midzone assembly|mitotic spindle stabilization|mitotic spindle elongation microtubule binding spindle midzone|nuclear microtubule|spindle YOL092W YPQ1 hom 0.0197393723230518 0.252952728372441 1052 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; member of the PQ-loop family, with seven transmembrane domains; similar to mammalian PQLC2 vacuolar transporter biological_process molecular_function fungal-type vacuole membrane|integral to membrane|cytoplasm YIR013C GAT4 hom FT NUCLEUS 0.0197082048805969 0.254412000933546 1053 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YHR154W RTT107 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0197013625213427 0.253867817485886 1054 Protein implicated in Mms22-dependent DNA repair during S phase; involved in recruiting the SMC5/6 complex to double-strand breaks; DNA damage induces phosphorylation by Mec1p at one or more SQ/TQ motifs; interacts with Mms22p and Slx4p; has four BRCT domains; has a role in regulation of Ty1 transposition; relative distribution to nuclear foci increases upon DNA replication stress negative regulation of transposition, RNA-mediated|double-strand break repair molecular_function Cul8-RING ubiquitin ligase complex|nucleus YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0197003275221832 0.253892767347732 1055 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 YBR063C_p YBR063C hom 0.0196779450514633 0.254432740310403 1056 Putative protein of unknown function; YBR063C is not an essential gene biological_process molecular_function cellular_component YIL002W-A_p YIL002W-A hom 0.0196631269471304 0.254790663402919 1057 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YMR039C SUB1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0196609372226064 0.254843584654248 1058 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 YNR023W SNF12 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0196481646193581 0.255506984549511 1059 73 kDa subunit of the SWI/SNF chromatin remodeling complex involved in transcriptional regulation; homolog of Rsc6p subunit of the RSC chromatin remodeling complex; relocates to the cytosol under hypoxic conditions; deletion mutants are temperature-sensitive positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex YNL065W AQR1 hom FT PLASMA MEMBRANE 0.0195649241057927 0.257171544975478 1060 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; confers resistance to short-chain monocarboxylic acids and quinidine; involved in the excretion of excess amino acids; AQR1 has a paralog, QDR1, that arose from the whole genome duplication; relocalizes from plasma membrane to cytoplasm upon DNA replication stress monocarboxylic acid transport|drug transmembrane transport|amino acid export monocarboxylic acid transmembrane transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YCL021W-A_p YCL021W-A hom 0.0195470157535845 0.257820361775059 1061 Putative protein of unknown function biological_process molecular_function cellular_component YNL252C MRPL17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0195384201930036 0.257816756057608 1062 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YPL102C_d YPL102C hom 0.0195280701778438 0.258069021191406 1063 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 YLL003W SFI1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.019520483842977 0.258254034643359 1064 Centrin (Cdc31p)-binding protein required for spindle pole body (SPB) duplication, localizes to the half-bridge of the SPB, required for progression through G(2)-M transition, has similarity to Xenopus laevis XCAP-C G2/M transition of mitotic cell cycle|spindle assembly|spindle pole body duplication associated with nuclear envelope molecular_function half bridge of spindle pole body YHL017W_p YHL017W hom FT GOLGI APPARATUS 0.0195018885644384 0.258707919905792 1065 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein co-localizes with clathrin-coated vesicles; YHL017W has a paralog, PTM1, that arose from the whole genome duplication biological_process molecular_function integral to membrane|clathrin-coated vesicle YKL175W ZRT3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0194978775659861 0.258805895286635 1066 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 YML122C_d YML122C hom FF 0.0194895104823553 0.259864272934401 1067 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR130C ORT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0194702757315004 0.259836284225749 1068 Ornithine transporter of the mitochondrial inner membrane, exports ornithine from mitochondria as part of arginine biosynthesis; human ortholog is associated with hyperammonaemia-hyperornithinaemia-homocitrullinuria (HHH) syndrome arginine biosynthetic process|mitochondrial ornithine transport L-ornithine transmembrane transporter activity mitochondrial envelope|integral to membrane YKL167C MRP49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0194607932920045 0.259712958325081 1069 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNL279W PRM1 hom FT MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0194550986391749 0.259923502328907 1070 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 YIL001W_p YIL001W hom 0.0194520769231813 0.259926475354485 1071 Putative protein of unknown function; contains a BTB/POZ domain which generally function in protein interactions; deletion slightly improved competitive fitness in rich media; GFP-tagged protein is localized to the cytoplasm biological_process molecular_function cytoplasm YNL086W_p SNN1 hom 0.0194493516184169 0.260064326232786 1072 Putative protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; green fluorescent protein (GFP)-fusion protein localizes to endosomes biological_process molecular_function endosome|BLOC-1 complex YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0194125037462625 0.262037918746358 1073 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 YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.019407221647117 0.261596708887117 1074 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 YLR247C IRC20 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0193561438437573 0.262284487576397 1075 Putative helicase; localizes to the mitochondrion and the nucleus; YLR247C is not an essential gene; null mutant displays increased levels of spontaneous Rad52p foci double-strand break repair via synthesis-dependent strand annealing helicase activity mitochondrion|nucleus YMR077C VPS20 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0193544542694304 0.262539694441712 1076 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 YNL184C_p YNL184C hom 0.0193487544432152 0.262466727968726 1077 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YOR123C LEO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.0193012176868108 0.263854882731518 1078 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 YEL008W_d YEL008W hom 0.0192956104857351 0.264064954647998 1079 Hypothetical protein predicted to be involved in metabolism Unknown Unknown Unknown YDR267C CIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|COFACTOR METABOLISM|NUCLEUS 0.019293005975521 0.264129440117272 1080 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 Cia2p 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; contains WD40 repeats; ortholog of human Ciao1 protein iron-sulfur cluster assembly|ribosomal large subunit export from nucleus|tRNA wobble uridine modification molecular_function cytosol|nucleus|cytoplasm YPL044C_d YPL044C het 0.0192917588639317 0.263946529534241 1081 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NOP4/YPL043W Unknown Unknown Unknown YFR015C GSY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0192680228666755 0.264748552185643 1082 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 YDR278C_d YDR278C hom 0.0192660799726488 0.264511639929145 1083 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0192232818452878 0.265574531574735 1084 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 YGR140W CBF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.01921909887484 0.265678573154685 1085 Essential kinetochore protein; component of the CBF3 multisubunit complex that binds to the CDEIII region of the centromere; Cbf2p also binds to the CDEII region possibly forming a different multimeric complex, ubiquitinated in vivo; relative distribution to the spindle pole body decreases upon DNA replication stress chromosome segregation|septin ring assembly|mitotic spindle elongation DNA binding, bending|centromeric DNA binding spindle midzone|condensed nuclear chromosome kinetochore|CBF3 complex|condensed nuclear chromosome, centromeric region|spindle YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0192124227778063 0.266129976490717 1086 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 YBR083W TEC1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0191353352358516 0.267767904189969 1087 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 YFR032C-A RPL29 hom FT TRANSLATION|RIBOSOME 0.0191333789913914 0.267816833645374 1088 Ribosomal 60S subunit protein L29; not essential for translation, but required for proper joining of large and small ribosomal subunits and for normal translation rate; homologous to mammalian ribosomal protein L29, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YPR054W SMK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0191166065587561 0.26823659668081 1089 Middle sporulation-specific mitogen-activated protein kinase (MAPK) required for production of the outer spore wall layers; negatively regulates activity of the glucan synthase subunit Gsc2p ascospore wall assembly|protein phosphorylation|negative regulation of sporulation resulting in formation of a cellular spore MAP kinase activity mitochondrion YIL032C_d YIL032C hom 0.01909086678579 0.269024470365713 1090 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR048W TAH18 het FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0190808976147934 0.26913178724576 1091 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 YDR422C SIP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION 0.0190505725064942 0.269893617755727 1092 Alternate beta-subunit of the Snf1p kinase complex, may confer substrate specificity; vacuolar protein containing KIS (Kinase-Interacting Sequence) and ASC (Association with Snf1 kinase Complex) domains involved in protein interactions signal transduction|protein phosphorylation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|fungal-type vacuole YGL143C MRF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0190404456133534 0.270434229703653 1093 Mitochondrial translation release factor, involved in stop codon recognition and hydrolysis of the peptidyl-tRNA bond during mitochondrial translation; lack of MRF1 causes mitochondrial genome instability translational termination|mitochondrial translational termination|mitochondrial translation translation release factor activity mitochondrion YKR044W UIP5 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0190331912194592 0.270330938216334 1094 Protein of unknown function that interacts with Ulp1p, a Ubl (ubiquitin-like protein)-specific protease for Smt3p protein conjugates biological_process molecular_function nuclear envelope YNL014W HEF3 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0190037551506624 0.271072669188075 1095 Translational elongation factor EF-3; member of the ABC superfamily; stimulates EF-1 alpha-dependent binding of aminoacyl-tRNA by the ribosome; normally expressed in zinc deficient cells; HEF3 has a paralog, YEF3, that arose from the whole genome duplication translational elongation ATPase activity|translation elongation factor activity cytosolic ribosome YKL054C DEF1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0189766594452517 0.272400861776648 1096 RNAPII degradation factor, forms a complex with Rad26p in chromatin, enables ubiquitination and proteolysis of RNAPII present in an elongation complex; mutant is deficient in Zip1p loading onto chromosomes during meiosis transcription-coupled nucleotide-excision repair|telomere maintenance|response to DNA damage stimulus|ubiquitin-dependent protein catabolic process molecular_function nucleus YJL132W_p YJL132W hom 0.0189630527538399 0.272100583679328 1097 Putative protein of unknown function; localizes to the membrane fraction; possible Zap1p-regulated target gene induced by zinc deficiency; YJL132W is a non-essential gene biological_process molecular_function membrane YAL005C SSA1 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS 0.018953151818865 0.272351028580955 1098 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 YNL006W LST8 het FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0189389361497536 0.272710890670363 1099 Protein required for the transport of amino acid permease Gap1p from the Golgi to the cell surface; component of the TOR signaling pathway; associates with both Tor1p and Tor2p; contains a WD-repeat transport|TOR signaling cascade|fungal-type cell wall organization|signal transduction|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity|mitochondria-nucleus signaling pathway protein kinase activator activity|protein binding TORC1 complex|TORC2 complex|endosome membrane|extrinsic to internal side of plasma membrane|Golgi membrane YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.018836029958634 0.275325601445054 1100 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 YER170W ADK2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0188303349740559 0.275829003872259 1101 Mitochondrial adenylate kinase, catalyzes the reversible synthesis of GTP and AMP from GDP and ADP; may serve as a back-up for synthesizing GTP or ADP depending on metabolic conditions; 3' sequence of ADK2 varies with strain background nucleotide metabolic process nucleoside triphosphate adenylate kinase activity|adenylate kinase activity mitochondrion|mitochondrial inner membrane YBL039C URA7 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0188201416859613 0.27608905958935 1102 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 YGR243W FMP43 hom FT MITOCHONDRION 0.0188091086765551 0.276012448719524 1103 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 YBL020W RFT1 het FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0188078845752947 0.27604370716502 1104 Essential integral membrane protein that is required for translocation of Man5GlcNac2-PP-Dol from the cytoplasmic side to the lumenal side of the ER membrane but is not the flippase; mutation is suppressed by expression of human p53 protein glycolipid translocation molecular_function|glycolipid-translocating activity integral to membrane|endoplasmic reticulum membrane YPR089W_p YPR089W hom FT GOLGI APPARATUS 0.0188070800584593 0.276064252486889 1105 Protein of unknown function; exhibits genetic interaction with ERG11 and protein-protein interaction with Hsp82p biological_process molecular_function cellular_component YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0187935274918166 0.276697127168325 1106 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA; mutant has increased aneuploidy tolerance 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)|positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding mitochondrion|90S preribosome|small-subunit processome|preribosome, small subunit precursor|integral to membrane|t-UTP complex|rDNA heterochromatin|nucleolus YEL038W UTR4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0187758057437903 0.276863727210826 1107 Protein with sequence similarity to 2,3-diketo-5-methylthiopentyl-1-phosphate enolase-phosphatases, involved in methionine salvage; found in both the cytoplasm and nucleus L-methionine salvage from methylthioadenosine acireductone synthase activity nucleus|cytoplasm YBR044C TCM62 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.01876753443419 0.277075432646607 1108 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; putative chaperone mitochondrial respiratory chain complex II assembly unfolded protein binding mitochondrion|mitochondrial inner membrane YLR306W UBC12 hom 0.0187385651372851 0.278248072192063 1109 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 YPL253C VIK1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0187172510551324 0.278364815621265 1110 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 YML064C TEM1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON 0.0187143120464559 0.278440304700054 1111 GTP-binding protein of the ras superfamily involved in termination of M-phase; controls actomyosin and septin dynamics during cytokinesis regulation of exit from mitosis protein binding|GTPase activity spindle pole body YLR216C CPR6 hom 0.0187136690028599 0.278456823271542 1112 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 YER068C-A_d YER068C-A hom 0.0186845769143663 0.27941999265301 1113 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR012W_d YPR012W hom 0.0186191240692236 0.281036253944987 1114 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPR012W is not an essential gene Unknown Unknown Unknown YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.018617719514684 0.280929055829877 1115 SH3 domain protein implicated in the regulation of actin polymerization, able to recruit actin polymerization machinery through its SH3 domains, colocalizes with cortical actin patches and Las17p, interacts with type I myosins response to salt stress|actin filament organization|endocytosis molecular_function mating projection tip|cytoplasm|actin cortical patch YGR035W-A_p YGR035W-A hom 0.0185492981778038 0.282701070122803 1116 Putative protein of unknown function biological_process molecular_function cellular_component YLL018C DPS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|NUCLEUS 0.0185241358058485 0.283570089152884 1117 Aspartyl-tRNA synthetase, primarily cytoplasmic; homodimeric enzyme that catalyzes the specific aspartylation of tRNA(Asp); class II aminoacyl tRNA synthetase; binding to its own mRNA may confer autoregulation cytoplasmic translation|aspartyl-tRNA aminoacylation RNA binding|aspartate-tRNA ligase activity nucleus|cytoplasm YGL194C HOS2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0184881289501204 0.284291663269978 1118 Histone deacetylase and subunit of Set3 and Rpd3L complexes; required for gene activation via specific deacetylation of lysines in H3 and H4 histone tails; subunit of the Set3 complex, a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; co-localizes with Cmr1p in nuclear foci in response to DNA damage by MMS negative regulation of meiosis|chromatin organization|regulation of transcription, DNA-dependent|positive regulation of stress-activated MAPK cascade|histone deacetylation NAD-independent histone deacetylase activity|NAD-dependent histone deacetylase activity Rpd3L-Expanded complex|Set3 complex YCR045C RRT12 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0184762578124852 0.284672871332714 1119 Probable subtilisin-family protease with a role in formation of the dityrosine layer of spore walls; localizes to the spore wall and also the nuclear envelope and ER region in mature spores ascospore wall assembly serine-type peptidase activity nuclear envelope|ascospore wall YDR363W ESC2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS 0.0184688533326869 0.284794142269075 1120 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 YPR146C_d YPR146C hom 0.0184083584524536 0.286375027684662 1121 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0184079795030913 0.286384949234418 1122 Multistep regulator of cAMP-PKA signaling; inhibits PKA downstream of Gpa2p and Cyr1p, thereby increasing cAMP dependency; inhibits Ras activity through direct interactions with Ira1p/2p; regulated by G-alpha protein Gpa2p; GPB2 has a paralog, GPB1, that arose from the whole genome duplication signal transduction|glucose mediated signaling pathway|pseudohyphal growth|ascospore formation|negative regulation of Ras protein signal transduction|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter cAMP-dependent protein kinase inhibitor activity|signal transducer activity|GTPase activating protein binding mitochondrion|plasma membrane|cytoplasm YOR060C SLD7 het FT CELL CYCLE|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0183886442248441 0.286891488283771 1123 Protein with a role in chromosomal DNA replication; interacts with Sld3p and reduces its affinity for Cdc45p; deletion mutant has aberrant mitochondria regulation of DNA-dependent DNA replication initiation molecular_function nuclear envelope|endoplasmic reticulum|DNA replication preinitiation complex|nucleus|spindle pole body|cytoplasm YNR021W_p YNR021W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0183713181696856 0.287417781214825 1124 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YNR021W is not an essential gene biological_process molecular_function endoplasmic reticulum YDL137W ARF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0183298362899444 0.288435832734155 1125 ADP-ribosylation factor; GTPase of the Ras superfamily involved in regulation of coated formation vesicles in intracellular trafficking within the Golgi; ARF2 has a paralog, ARF1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport GTPase activity cytosol|Golgi-associated vesicle YBR056W-A_p YBR056W-A hom 0.0183130406118981 0.288877927497352 1126 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the dubious ORF YBR056C-B biological_process molecular_function cellular_component YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0182705765831412 0.289997697773077 1127 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 YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0182635962977669 0.29054192566974 1128 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 YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0182291420292474 0.291093132588884 1129 Mitochondrial ribosomal protein of the large subunit; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial inner membrane|mitochondrial large ribosomal subunit YGL158W RCK1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0182232712263452 0.291248567851406 1130 Protein kinase involved in the response to oxidative stress; identified as suppressor of S. pombe cell cycle checkpoint mutations; RCK1 has a paralog, RCK2, that arose from the whole genome duplication protein phosphorylation|regulation of meiosis protein serine/threonine kinase activity|protein kinase activity cellular_component YAL061W_p BDH2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0182215723233089 0.291293558379315 1131 Putative medium-chain alcohol dehydrogenase with similarity to BDH1; transcription induced by constitutively active PDR1 and PDR3 biological_process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor nucleus|cytoplasm YPR095C SYT1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|MITOCHONDRION|GOLGI APPARATUS 0.0182158843885463 0.291444220856142 1132 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 YML013W UBX2 hom FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0181780930288274 0.292446570982665 1133 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 YER060W-A FCY22 hom 0.0181593006177477 0.293522314753168 1134 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YDR284C DPP1 hom FT LIPID METABOLISM|SIGNALING 0.0181016145025969 0.294482103839139 1135 Diacylglycerol pyrophosphate (DGPP) phosphatase, zinc-regulated vacuolar membrane-associated lipid phosphatase, dephosphorylates DGPP to phosphatidate (PA) and Pi, then PA to diacylglycerol; involved in lipid signaling and cell metabolism phospholipid metabolic process|signal transduction diacylglycerol diphosphate phosphatase activity|phosphatidate phosphatase activity fungal-type vacuole membrane|integral to membrane YMR056C AAC1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0180927902536064 0.294789580745693 1136 Mitochondrial inner membrane ADP/ATP translocator; exchanges cytosolic ADP for mitochondrially synthesized ATP; phosphorylated; Aac1p is a minor isoform while Pet9p is the major ADP/ATP translocator; relocalizes from mitochondrion to cytoplasm upon DNA replication stress heme biosynthetic process|mitochondrial transport|heme transport|aerobic respiration ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR218C SPR28 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0180870081330171 0.296171499840256 1137 Sporulation-specific homolog of the yeast CDC3/10/11/12 family of bud neck microfilament genes; meiotic septin expressed at high levels during meiotic divisions and ascospore formation sexual sporulation resulting in formation of a cellular spore structural molecule activity spindle microtubule|meiotic spindle|septin complex|prospore membrane|ascospore wall YIR005W IST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0180369327354237 0.296211049236145 1138 Component of the U2 snRNP, required for the first catalytic step of splicing and for spliceosomal assembly; interacts with Rds3p and is required for Mer1p-activated splicing mRNA export from nucleus|spliceosomal complex assembly|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity RES complex|U2 snRNP YFR016C YFR016C hom 0.0180353665498992 0.296252997440542 1139 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 YPL144W POC4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.018035348360206 0.296253484650718 1140 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly molecular_function intracellular|cytoplasm YMR059W SEN15 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0180297319004943 0.296403946921314 1141 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p tRNA-type intron splice site recognition and cleavage tRNA-intron endonuclease activity tRNA-intron endonuclease complex YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0179644205384515 0.298157359325475 1142 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 YDL085C-A_p YDL085C-A hom FT NUCLEUS 0.0179329122278248 0.299005733507998 1143 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YFL044C OTU1 hom FT PROTEOLYSIS|NUCLEUS 0.0179183601525528 0.299470161677203 1144 Deubiquitylation enzyme that binds to the chaperone-ATPase Cdc48p; may contribute to regulation of protein degradation by deubiquitylating substrates that have been ubiquitylated by Ufd2p; member of the Ovarian Tumor (OTU) family; protein abundance increases in response to DNA replication stress protein deubiquitination|regulation of transcription, DNA-dependent ubiquitin-specific protease activity nucleus|cytoplasm YBR070C ALG14 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0179167302918718 0.299442064068763 1145 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 YOR265W RBL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0178956924517588 0.300009964002723 1146 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 YIL091C UTP25 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0178593417571366 0.300992913038635 1147 Nucleolar protein required for 35S pre-RNA processing and 40S ribosomal subunit biogenesis ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) U3 snoRNA binding|rRNA binding small-subunit processome|nucleolus|nucleus YMR132C_p JLP2 hom 0.0178463711054744 0.301849233011834 1148 Protein of unknown function, contains sequence that closely resembles a J domain (typified by the E. coli DnaJ protein) biological_process molecular_function cytoplasm YML088W UFO1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0177991688137362 0.302624740673459 1149 F-box receptor protein, subunit of the Skp1-Cdc53-F-box receptor (SCF) E3 ubiquitin ligase complex; binds to phosphorylated Ho endonuclease, allowing its ubiquitylation by SCF and subsequent degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|cellular response to methylmercury|response to DNA damage stimulus ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex|nucleus|cytoplasm YML007C-A_p YML007C-A hom FF|FT MITOCHONDRION 0.0177878693366745 0.302931825429096 1150 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria biological_process molecular_function mitochondrion YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0177862273739887 0.303337193731425 1151 DNA helicase; exists in a nuclear form that acts as a catalytic inhibitor of telomerase; and as a mitochondrial form involved in repair and recombination of mitochondrial DNA; mutations affect zinc and iron homeostasis; regulated by Rad53p-dependent phosphorylation in rho0 cells chromosome organization|negative regulation of telomere maintenance via telomerase|telomere maintenance|mitochondrial genome maintenance|DNA recombination DNA helicase activity|telomerase inhibitor activity mitochondrion|nucleus|mitochondrial membrane YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0177844716473123 0.303024204577451 1152 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 YLR399C BDF1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0177824056753042 0.303152487177799 1153 Protein involved in transcription initiation 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 Bdf2p DNA repair|snRNA transcription|regulation of chromatin silencing at telomere|regulation of transcription by chromatin organization|regulation of chromatin silencing at silent mating-type cassette|Unknown|chromatin remodeling|negative regulation of heterochromatin assembly histone acetyl-lysine binding|chromatin binding|core promoter binding|TFIID-class transcription factor binding nuclear chromatin|Swr1 complex YOL163W_p YOL163W hom 0.017765317874958 0.303545323161128 1154 Putative protein of unknown function; member of the Dal5p subfamily of the major facilitator family transmembrane transport transmembrane transporter activity integral to membrane|membrane YBR103W SIF2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0177297803871651 0.30451377100664 1155 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 YKL096W-A CWP2 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0177100349871675 0.305052746801702 1156 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 YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0177077894689393 0.305114081120701 1157 Acetylated cis-Golgi protein, involved in ER to Golgi transport; homolog of human GRASP65; forms a complex with the coiled-coil protein Bug1p; mutants are compromised for the fusion of ER-derived vesicles with Golgi membranes; protein abundance increases in response to DNA replication stress protein secretion|ER to Golgi vesicle-mediated transport|Golgi organization molecular_function COPII vesicle coat|cis-Golgi network|cytoplasm YHR112C YHR112C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0176926599403373 0.305527543822672 1158 Protein of unknown function; localizes to the cytoplasm and nucleus; overexpression affects protein trafficking through the endocytic pathway sulfur compound metabolic process cystathionine beta-lyase activity nucleus|cytoplasm YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0176857621159601 0.305716172129315 1159 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 YJL028W YJL028W hom 0.0176839812542817 0.305764884210638 1160 Protein of unknown function; may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YER119C-A_d YER119C-A hom FF 0.0176806547800661 0.305855887359218 1161 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 YDR186C YDR186C hom 0.0176558677969702 0.306534555925559 1162 Putative protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function ribosome|cytoplasm YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.0176522462287473 0.306778080111592 1163 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 YOR043W WHI2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0176135125175471 0.307696551671955 1164 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 YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0176090214342455 0.307819932930354 1165 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 YGL049C TIF4632 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0175191320818604 0.310296299623279 1166 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 YDR413C_d YDR413C het 0.0174497671694682 0.312360536028823 1167 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 YNL325C FIG4 hom FT LIPID METABOLISM 0.017449432005992 0.312225494968799 1168 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 YLR047C FRE8 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0173555141539231 0.31483747070119 1169 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 YBR146W MRPS9 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0173468601268753 0.315078870535886 1170 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNR025C_d YNR025C hom 0.0173294964677121 0.315635752393145 1171 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 YLR446W_p YLR446W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0173098698737482 0.316184230531178 1172 Putative hexokinase; transcript is upregulated during sporulation and the unfolded protein response; YLR446W is not an essential gene biological_process molecular_function cellular_component YLR127C APC2 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0173078079977727 0.316386282159797 1173 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; component of the catalytic core of the APC/C; has similarity to cullin Cdc53p mitotic metaphase/anaphase transition|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|exit from mitosis|cyclin catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YHR125W_d YHR125W hom 0.0173038027561743 0.316281741461192 1174 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR325W YCG1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0173027078114408 0.316312369580101 1175 Subunit of the condensin complex; required for establishment and maintenance of chromosome condensation, chromosome segregation and chromatin binding of the condensin complex; required for clustering of tRNA genes at the nucleolus; required for replication slow zone (RSZ) breakage following Mec1p inactivation rDNA condensation|meiotic chromosome condensation|mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation molecular_function nuclear condensin complex YER139C RTR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0172944021694181 0.316689112929846 1176 CTD phosphatase; dephosphorylates S5-P in the C-terminal domain of Rpo21p; has a cysteine-rich motif required for function and conserved in eukaryotes; shuttles between the nucleus and cytoplasm; RTR1 has a paralog, RTR2, that arose from the whole genome duplication dephosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase II promoter CTD phosphatase activity nucleus|cytoplasm YFL033C RIM15 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0172783448792155 0.317427675816222 1177 Glucose-repressible protein kinase involved in signal transduction during cell proliferation in response to nutrients, specifically the establishment of stationary phase; identified as a regulator of IME2; substrate of Pho80p-Pho85p kinase protein phosphorylation|age-dependent response to oxidative stress involved in chronological cell aging|response to stress|regulation of meiosis protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YHR124W NDT80 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0172761733667319 0.317055193836312 1178 Meiosis-specific transcription factor required for exit from pachytene and for full meiotic recombination; activates middle sporulation genes; competes with Sum1p for binding to promoters containing middle sporulation elements (MSE) meiosis|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nuclear chromosome YBL023C MCM2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.017256467147119 0.317607603282261 1179 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; relative distribution to the nucleus increases upon DNA replication stress S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|pre-replicative complex assembly|double-strand break repair via break-induced replication chromatin binding|DNA replication origin binding|DNA helicase activity|single-stranded DNA binding replication fork protection complex|nucleus|DNA replication preinitiation complex|pre-replicative complex|cytoplasm|MCM complex YLR342W-A_p YLR342W-A hom 0.0172554906380469 0.317634993406079 1180 Putative protein of unknown function biological_process molecular_function cellular_component YGR084C MRP13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.017198469756945 0.319742657186715 1181 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YFR003C YPI1 het FT CELL CYCLE|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0171916308096292 0.319429558829832 1182 Regulatory subunit of the type I protein phosphatase (PP1) Glc7p; Glc7p participates in the regulation of a variety of metabolic processes including mitosis and glycogen metabolism; in vitro evidence suggests Ypi1p is an inhibitor of Glc7p while in vivo evidence suggests it is an activator; overproduction causes decreased cellular content of glycogen; partial depletion causes lithium sensitivity, while overproduction confers lithium-tolerance negative regulation of phosphoprotein phosphatase activity|glycogen metabolic process|cellular ion homeostasis|Unknown|positive regulation of phosphoprotein phosphatase activity|negative regulation of protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint protein serine/threonine phosphatase inhibitor activity|protein phosphatase type 1 activator activity nucleus YDR420W HKR1 hom FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0171657105467247 0.320376401698325 1183 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 YKL056C TMA19 hom FT TRANSLATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION|CYTOSKELETON 0.0171472757524659 0.320679903113638 1184 Protein that associates with ribosomes; homolog of translationally controlled tumor protein; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and relocates to the mitochondrial outer surface upon oxidative stress cytoplasmic translation|cellular response to oxidative stress molecular_function cytosol|mitochondrion|ribosome|cytoplasm YCR017C CWH43 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0171438982856892 0.32077524282735 1185 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 YCR077C PAT1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|TRANSLATION|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|RIBOSOME 0.0171304616380989 0.321299061149543 1186 Deadenylation-dependent mRNA-decapping factor; also required for faithful chromosome transmission, maintenance of rDNA locus stability, and protection of mRNA 3'-UTRs from trimming; associated with topoisomerase II; functionally linked to Pab1p; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|chromosome segregation|regulation of translational initiation|formation of translation preinitiation complex|negative regulation of translational initiation|cytoplasmic mRNA processing body assembly molecular_function cytosolic small ribosomal subunit|cytoplasmic mRNA processing body YFL053W DAK2 hom FT CARBOHYDRATE METABOLISM 0.0171303755267052 0.321157151031739 1187 Dihydroxyacetone kinase, required for detoxification of dihydroxyacetone (DHA); involved in stress adaptation response to stress|glycerol catabolic process glycerone kinase activity cellular_component YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0170936485033597 0.322195888834292 1188 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 YHR202W_p YHR202W hom FT NUCLEOTIDE METABOLISM 0.0170764028223347 0.32268439773045 1189 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 YGR078C PAC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0170744789190651 0.323678619896282 1190 Part of the heteromeric co-chaperone GimC/prefoldin complex, which promotes efficient protein folding tubulin complex assembly tubulin binding prefoldin complex|polysome|cytoplasm YEL015W EDC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0170601653748575 0.323216942967739 1191 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 YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0170497624518078 0.323439973383393 1192 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 YNL206C RTT106 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0170454037923923 0.323563703542063 1193 Histone chaperone, involved in regulation of chromatin structure in both transcribed and silenced chromosomal regions; affects transcriptional elongation; has a role in regulation of Ty1 transposition DNA replication-independent nucleosome assembly|negative regulation of transcription from RNA polymerase II promoter|transcription elongation from RNA polymerase II promoter|DNA replication-dependent nucleosome assembly|heterochromatin assembly involved in chromatin silencing double-stranded DNA binding|histone binding nucleus YPL255W BBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0170442872351459 0.323595404441424 1194 Protein required for the spindle pole body (SPB) duplication, localized at the central plaque periphery; forms a complex with a nuclear envelope protein Mps2p and SPB components Spc29p and Kar1p; required for mitotic functions of Cdc5p microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton spindle pole body YDR397C NCB2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0170416953798529 0.323668999280348 1195 Subunit of a heterodimeric NC2 transcription regulator complex with Bur6p; complex binds to TBP and can repress transcription by preventing preinitiation complex assembly or stimulate activated transcription; homologous to human NC2beta 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 YNL253W TEX1 hom FT RNA LOCALIZATION|NUCLEUS 0.0170275572343416 0.324070638952448 1196 Protein involved in mRNA export, component of the transcription export (TREX) complex mRNA export from nucleus molecular_function transcription export complex YOR160W MTR10 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0170056445089347 0.324693781556564 1197 Nuclear import receptor; mediates the nuclear localization of proteins involved in mRNA-nucleus export; promotes dissociation of mRNAs from the nucleus-cytoplasm mRNA shuttling protein Npl3p; required for retrograde import of mature tRNAs; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress RNA localization|tRNA transport|RNA import into nucleus|protein import into nucleus|mRNA-binding (hnRNP) protein import into nucleus nuclear localization sequence binding integral to membrane|nucleus|cytoplasm YMR206W_p YMR206W hom 0.016972114915743 0.325648786630416 1198 Putative protein of unknown function; not an essential gene; YMR206W has a paralog, YNR014W, that arose from the whole genome duplication biological_process molecular_function cellular_component YCL026C-A FRM2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0169584025051441 0.327341673818419 1199 Type II nitroreductase, using NADH as reductant; mutants are defective in fatty acid mediated repression of genes involved in fatty acid biosynthesis indicative of a role in lipid signaling; involved in the oxidative stress response; transcription induction by cadmium and selenite indicates a possible role in the metal stress response; expression induced in cells treated with the mycotoxin patulin cellular response to oxidative stress|negative regulation of fatty acid metabolic process oxidoreductase activity, acting on NADH or NADPH, nitrogenous group as acceptor nucleus|cytoplasm YAR014C BUD14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0169578390933576 0.326200255753973 1200 Protein involved in bud-site selection; Bud14p-Glc7p complex is a cortical regulator of dynein; inhibitor of the actin assembly factor Bnr1p (formin); diploid mutants display a random budding pattern instead of the wild-type bipolar pattern; relative distribution to the nucleus increases upon DNA replication stress regulation of cell shape during vegetative growth phase|regulation of protein localization|regulation of transcription, DNA-dependent|cytoskeleton organization|negative regulation of actin filament polymerization protein phosphatase type 1 regulator activity incipient cellular bud site|cellular bud neck|cellular bud tip YGL139W FLC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0169458127098798 0.326760126396509 1201 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 YOR304C-A_p YOR304C-A hom FT SITE OF POLARIZED GROWTH 0.0169235660795964 0.327323481521258 1202 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 YEL053C MAK10 hom 0.0169114800004839 0.327380449346578 1203 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type, required for replication of dsRNA virus; expression is glucose-repressible N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex|cytoplasm YMR174C PAI3 hom 0.0169034526833401 0.327826609428344 1204 Cytoplasmic proteinase A (Pep4p) inhibitor, dependent on Pbs2p and Hog1p protein kinases for osmotic induction; intrinsically unstructured, N-terminal half becomes ordered in the active site of proteinase A upon contact vacuolar protein catabolic process endopeptidase inhibitor activity cytoplasm YGL114W_p YGL114W hom FT PROTEIN LOCALIZATION 0.0168997530280637 0.327716046354741 1205 Putative protein of unknown function; predicted member of the oligopeptide transporter (OPT) family of membrane transporters transport oligopeptide transporter activity integral to membrane|membrane YLR113W HOG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0168734852218577 0.328468575601964 1206 Mitogen-activated protein kinase involved in osmoregulation; controls global reallocation of RNA Pol II in response to osmotic shock; acts via three independent osmosensors; mitophagy-specific regulator; mediates the recruitment and activation of RNA Pol II at Hot1p-dependent promoters; localization regulated by Ptp2p and Ptp3p; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter by pheromones|protein phosphorylation|hyperosmotic response|response to arsenic-containing substance|osmosensory signaling pathway|positive regulation of transcription from RNA polymerase II promoter|cellular response to heat MAP kinase activity nucleus|cytoplasm YGL186C TPN1 hom FF|FT PLASMA MEMBRANE 0.0168667475515712 0.328878220448707 1207 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 YDR140W MTQ2 hom FT TRANSLATION|NUCLEUS 0.0168547926498749 0.329004768500326 1208 S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; subunit of complex with Trm112p that methylates translation release factor Sup45p (eRF1) in the ternary complex eRF1-eRF3-GTP; similar to E.coli PrmC peptidyl-glutamine methylation|regulation of translation protein methyltransferase activity|S-adenosylmethionine-dependent methyltransferase activity eRF1 methyltransferase complex|nucleus|cytoplasm YER026C CHO1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0168545801499293 0.329010867279117 1209 Phosphatidylserine synthase, functions in phospholipid biosynthesis; catalyzes the reaction CDP-diaclyglycerol + L-serine = CMP + L-1-phosphatidylserine, transcriptionally repressed by myo-inositol and choline phosphatidylserine biosynthetic process CDP-diacylglycerol-serine O-phosphatidyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum 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 0.0168468090256598 0.329233949968933 1210 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 YPL057C SUR1 hom FT LIPID METABOLISM 0.0168254508831458 0.329847574512051 1211 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 YBR084W MIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0167780671469096 0.331211561800985 1212 Mitochondrial C1-tetrahydrofolate synthase, involved in interconversion between different oxidation states of tetrahydrofolate (THF); provides activities of formyl-THF synthetase, methenyl-THF cyclohydrolase, and methylene-THF dehydrogenase nucleobase-containing compound metabolic process|folic acid biosynthetic process formate-tetrahydrofolate ligase activity|methylenetetrahydrofolate dehydrogenase (NADP+) activity|methenyltetrahydrofolate cyclohydrolase activity mitochondrion YLR004C THI73 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0167505989448249 0.332292452868159 1213 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 YLR357W RSC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0167353759115709 0.332443588615596 1214 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 YDL009C_p YDL009C hom 0.0167131351361946 0.333086606106984 1215 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 YDR395W SXM1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.016699388900888 0.333484433425046 1216 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 YOL030W GAS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0166628233452288 0.33454416166512 1217 1,3-beta-glucanosyltransferase, has similarity to Gas1p; localizes to the cell wall (1->3)-beta-D-glucan metabolic process 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane YOR047C STD1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.0165816963119908 0.336903090156386 1218 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 YJR058C APS2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0165725863923801 0.337168645074009 1219 Small subunit of the clathrin-associated adaptor complex AP-2, which is involved in protein sorting at the plasma membrane; related to the sigma subunit of the mammalian plasma membrane clathrin-associated protein (AP-2) complex vesicle-mediated transport molecular_function AP-2 adaptor complex YEL048C TCA17 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|GOLGI APPARATUS 0.0165636141130416 0.337502362822273 1220 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 YMR078C CTF18 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0165111623065947 0.338962671709417 1221 Subunit of a complex with Ctf8p that shares some subunits with Replication Factor C and is required for sister chromatid cohesion; may have overlapping functions with Rad24p in the DNA damage replication checkpoint maintenance of DNA trinucleotide repeats|double-strand break repair via homologous recombination|DNA replication initiation|mitotic sister chromatid cohesion molecular_function mitochondrion|nuclear replication fork|Ctf18 RFC-like complex YCR087W_d YCR087W hom 0.0165082202698746 0.339048753788656 1222 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized gene YCR087C-A; YCR087W is not an essential gene Unknown Unknown Unknown YGL152C_d YGL152C hom 0.0165009248624974 0.339262273141987 1223 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF PEX14/YGL153W Unknown Unknown Unknown YDR286C_p YDR286C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0164967752775448 0.339383760157615 1224 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site biological_process molecular_function cellular_component YHR113W APE4 hom FT PROTEOLYSIS 0.0164844271415818 0.339745440356945 1225 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 YHR020W YHR020W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0164762944285342 0.340344046511518 1226 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 YGL224C SDT1 hom 0.016472763578874 0.340087295996229 1227 Pyrimidine nucleotidase; overexpression suppresses the 6-AU sensitivity of transcription elongation factor S-II, as well as resistance to other pyrimidine derivatives pyrimidine nucleobase metabolic process nucleotidase activity cellular_component YOR346W REV1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0164469646778809 0.340844236820744 1228 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 YJR145C RPS4A hom FT TRANSLATION|RIBOSOME 0.0164452056345599 0.34111194463665 1229 Protein component of the small (40S) ribosomal subunit; mutation affects 20S pre-rRNA processing; homologous to mammalian ribosomal protein S4, no bacterial homolog; RPS4A has a paralog, RPS4B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|cytoplasm|90S preribosome YDR239C YDR239C hom 0.0164392200214192 0.341071675678712 1230 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome|cytoplasm YGL039W YGL039W hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0164338062396451 0.341518820678666 1231 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 YDR484W VPS52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS|CYTOSKELETON 0.0164128524664219 0.342062762671764 1232 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 YCR026C NPP1 hom FT NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0163964300357039 0.342330048020794 1233 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 YPR196W_p YPR196W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0163781504293157 0.342868520089518 1234 Putative maltose-responsive transcription factor regulation of transcription, DNA-dependent sequence-specific DNA binding cellular_component YLR002C NOC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.0163759882840697 0.343004216802874 1235 Component of a nuclear complex with Noc2p and pre-replicative complexes; the Noc2p-Noc3p complex binds to 66S ribosomal precursors to mediate their maturation and intranuclear transport; binds to chromatin at active replication origins, and is required for pre-RC formation and maintenance during DNA replication licensing rRNA processing|DNA replication initiation chromatin binding nucleoplasm|nucleolus|Noc2p-Noc3p complex|nucleus YJR073C OPI3 hom FF|FT LIPID METABOLISM|MITOCHONDRION 0.0163740842362672 0.343348420782553 1236 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 YCL045C EMC1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0163630162894261 0.343314743700539 1237 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 YNL119W NCS2 hom FT RNA PROCESSING 0.0163526275833264 0.344269629479316 1238 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 YBR239C_p ERT1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS 0.0163277208450661 0.344572758460178 1239 Transcriptional regulator of nonfermentable carbon utilization; GFP-fusion protein localizes to cytoplasm, nucleus; null mutation affects periodicity of transcriptional and metabolic oscillation; plays role in restricting Ty1 transposition biological_process sequence-specific DNA binding nucleus|cytoplasm YKL208W CBT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0163129169960063 0.345370637608187 1240 Protein involved in 5' end processing of mitochondrial COB, 15S_rRNA, and RPM1 transcripts; may also have a role in 3' end processing of the COB pre-mRNA; displays genetic interaction with cell cycle-regulated kinase Dbf2p cytochrome complex assembly|mRNA processing|mRNA stabilization molecular_function mitochondrion YER023W PRO3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0162992513416302 0.345198896190429 1241 Delta 1-pyrroline-5-carboxylate reductase, catalyzes the last step in proline biosynthesis proline biosynthetic process pyrroline-5-carboxylate reductase activity cytoplasm YMR163C INP2 hom FT PEROXISOME ORGANIZATION 0.0162944128097645 0.345414067292585 1242 Peroxisome-specific receptor important for peroxisome inheritance; co-fractionates with peroxisome membranes and co-localizes with peroxisomes in vivo; physically interacts with the myosin V motor Myo2p; INP2 is not an essential gene peroxisome inheritance protein anchor peroxisome|integral to peroxisomal membrane|cytoplasm YGL153W PEX14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0162820771189371 0.345707491495923 1243 Peroxisomal membrane peroxin that is a central component of the peroxisomal protein import machinery; interacts with both PTS1 (Pex5p) and PTS2 (Pex7p), peroxisomal matrix protein signal recognition factors and membrane receptor Pex13p protein import into peroxisome matrix, docking protein binding, bridging peroxisomal membrane YBR138C_p YBR138C hom 0.0162595640420119 0.346374913538206 1244 Cytoplasmic protein of unknown function, potentially phosphorylated by Cdc28p; YBR138C is not an essential gene biological_process molecular_function cytoplasm YPR183W DPM1 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0162389210602835 0.347059519191724 1245 Dolichol phosphate mannose (Dol-P-Man) synthase of the ER membrane, catalyzes the formation of Dol-P-Man from Dol-P and GDP-Man; required for glycosyl phosphatidylinositol membrane anchoring, O mannosylation, and protein glycosylation GPI anchor biosynthetic process|protein O-linked glycosylation|protein N-linked glycosylation dolichyl-phosphate beta-D-mannosyltransferase activity mitochondrial outer membrane|mitochondrion|endoplasmic reticulum|nuclear outer membrane-endoplasmic reticulum membrane network YML095C RAD10 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0162307895814696 0.347229153662738 1246 Single-stranded DNA endonuclease (with Rad1p), cleaves single-stranded DNA during nucleotide excision repair and double-strand break repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); homolog of human ERCC1 protein mitotic recombination|meiotic mismatch repair|DNA strand renaturation|nucleotide-excision repair, DNA incision, 5'-to lesion|removal of nonhomologous ends|double-strand break repair via single-strand annealing, removal of nonhomologous ends single-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 1 complex|nucleus YLL060C GTT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0162089785449697 0.347877559511324 1247 Glutathione S-transferase capable of homodimerization; functional overlap with Gtt2p, Grx1p, and Grx2p; protein abundance increases in response to DNA replication stress glutathione metabolic process glutathione transferase activity mitochondrion YJR098C_p YJR098C hom FT LIPID METABOLISM|MITOCHONDRION 0.0161994071005906 0.34816234543821 1248 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|cytoplasm YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0161945505005187 0.348306903916349 1249 Dihydrolipoamide dehydrogenase, the lipoamide dehydrogenase component (E3) of the pyruvate dehydrogenase and 2-oxoglutarate dehydrogenase multi-enzyme complexes L-serine biosynthetic process|2-oxoglutarate metabolic process|leucine catabolic process|glycine catabolic process|isoleucine catabolic process|pyruvate metabolic process|valine catabolic process|hydrogen peroxide metabolic process glycine dehydrogenase (decarboxylating) activity|pyruvate dehydrogenase activity|oxoglutarate dehydrogenase (succinyl-transferring) activity|dihydrolipoyl dehydrogenase activity mitochondrial nucleoid|mitochondrion|glycine cleavage complex|mitochondrial oxoglutarate dehydrogenase complex YNR059W MNT4 hom FT CARBOHYDRATE METABOLISM 0.0161767534851079 0.348908835635152 1250 Putative alpha-1,3-mannosyltransferase, not required for protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YAL028W FRT2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0161655137520271 0.349171988715264 1251 Tail-anchored ER membrane protein of unknown function; interacts with homolog Frt1p; promotes growth in conditions of high Na+, alkaline pH, or cell wall stress, possibly via a role in posttranslational translocation; potential Cdc28p substrate; FRT2 has a paralog, FRT1, that arose from the whole genome duplication response to stress molecular_function endoplasmic reticulum YOR020W-A_p YOR020W-A hom FT MITOCHONDRION 0.0161467968135419 0.349730340161782 1252 Putative protein of unknown function, conserved in A. gossypii; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YCR095C_p OCA4 hom 0.0161069930196643 0.350919622676914 1253 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 YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0160927253491891 0.351346544142667 1254 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 YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.0160623296207161 0.352257150425447 1255 Non-essential protein required for transcriptional induction of the early meiotic-specific transcription factor IME1, also required for sporulation; contains twin cysteine-x9-cysteine motifs ascospore formation|mitochondrial respiratory chain complex assembly|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YBR092C PHO3 hom 0.0160478212440101 0.352692323656851 1256 Constitutively expressed acid phosphatase similar to Pho5p; brought to the cell surface by transport vesicles; hydrolyzes thiamin phosphates in the periplasmic space, increasing cellular thiamin uptake; expression is repressed by thiamin phosphate-containing compound metabolic process|thiamine-containing compound metabolic process acid phosphatase activity cell wall-bounded periplasmic space YBR089C-A NHP6B hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0160442489233036 0.352799526198092 1257 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to the chromosomes; functionally redundant with Nhp6Ap; homologous to mammalian HMGB1 and HMGB2; NHP6B has a paralog, NHP6A, that arose from the whole genome duplication RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling|transcription from RNA polymerase II promoter nucleosome binding|DNA binding, bending|sequence-specific DNA binding nucleus YER093C TSC11 het FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0160358382327564 0.353052005778311 1258 Subunit of TORC2 (Tor2p-Lst8p-Avo1-Avo2-Tsc11p-Bit61p), a membrane-associated complex that regulates actin cytoskeletal dynamics during polarized growth and cell wall integrity; involved in sphingolipid metabolism; contains a RasGEFN domain fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity|sphingolipid biosynthetic process protein binding TORC2 complex YDR137W RGP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0159552968035358 0.356265763392207 1259 Subunit of a Golgi membrane exchange factor (Ric1p-Rgp1p) that catalyzes nucleotide exchange on Ypt6p retrograde transport, endosome to Golgi guanyl-nucleotide exchange factor activity Golgi apparatus|Ric1p-Rgp1p complex|Golgi membrane|guanyl-nucleotide exchange factor complex YBR084C-A RPL19A hom FT TRANSLATION|RIBOSOME 0.0159239829114113 0.35785874939328 1260 Ribosomal 60S subunit protein L19A; rpl19a and rpl19b single null mutations result in slow growth, while the double null mutation is lethal; homologous to mammalian ribosomal protein L19, no bacterial homolog; RPL19A has a paralog, RPL19B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGR032W GSC2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE|CYTOSKELETON 0.0158980895498269 0.357203313047526 1261 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 YJL182C_d YJL182C hom 0.0158673833540547 0.358132871515546 1262 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YJL181W Unknown Unknown Unknown YEL014C_d YEL014C hom 0.0158371399805089 0.359049904698435 1263 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR200C ELP2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0158215801695756 0.359522280226474 1264 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 YML009C-A_d YML009C-A hom 0.015790894301678 0.360455006173052 1265 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0157885991241918 0.360524831226264 1266 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 YDR262W_p YDR262W hom 0.0157811273242619 0.360752200877996 1267 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole and is induced in response to the DNA-damaging agent MMS; gene expression increases in response to Zymoliase treatment biological_process molecular_function fungal-type vacuole YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0157372135258163 0.362090330872895 1268 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 YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0156672092437561 0.364229901180529 1269 Mitochondrial ribosomal protein of the large subunit; homolog of human Bcl-2 interacting protein BMRP mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0156519175962191 0.364698315401685 1270 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 YPL163C SVS1 hom 0.0156515356903251 0.364710018768202 1271 Cell wall and vacuolar protein; required for wild-type resistance to vanadate; SVS1 has a paralog, SRL1, that arose from the whole genome duplication response to chemical stimulus molecular_function fungal-type cell wall|fungal-type vacuole YDR102C_d YDR102C hom 0.0156426240163639 0.364983180351482 1272 Dubious open reading frame; homozygous diploid deletion strain exhibits high budding index Unknown Unknown Unknown YFL037W TUB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0156363628738596 0.36524667585592 1273 Beta-tubulin; associates with alpha-tubulin (Tub1p and Tub3p) to form tubulin dimer, which polymerizes to form microtubules; mutation in human ortholog is associated with congenital fibrosis of the extraocular muscles (CFEOM) with polymicrogyria 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|kinetochore microtubule|cytoplasmic microtubule|nuclear microtubule|spindle pole body|polar microtubule YJL008C CCT8 het 0.0156303683266534 0.365359051632553 1274 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex|cytoplasm YGR111W_p YGR111W hom FT NUCLEUS 0.0156125843176329 0.365904901073787 1275 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus regulation of cell size molecular_function nucleus|cytoplasm YCR031C RPS14A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0155714293796024 0.367170030141416 1276 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; RPS14A has a paralog, RPS14B, 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|mRNA binding small-subunit processome|cytosolic small ribosomal subunit|90S preribosome 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 0.0155660493207987 0.36733561773183 1277 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 YPL034W_p YPL034W hom 0.0155584979037566 0.367568113881846 1278 Putative protein of unknown function; YPL034W is not essential gene biological_process molecular_function cellular_component YOR304W ISW2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0155431210116177 0.368041827164077 1279 ATP-dependent DNA translocase involved in chromatin remodeling; ATPase component that, with Itc1p, forms a complex required for repression of a-specific genes, INO1, and early meiotic genes during mitotic growth negative regulation of transcription from RNA polymerase II promoter by pheromones|nucleosome positioning|termination of RNA polymerase II transcription|negative regulation of antisense RNA transcription|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere single-stranded DNA binding|DNA translocase activity chromatin accessibility complex|nucleus YKL106W AAT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0155276301445372 0.368519435641819 1280 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 YMR137C PSO2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.015517064560684 0.368845410715501 1281 Nuclease required for DNA single- and double-strand break repair; acts at a post-incision step in repair of breaks that result from interstrand cross-links produced by a variety of mono- and bi-functional psoralen derivatives; induced by UV-irradiation; forms nuclear foci upon DNA replication stress DNA repair|double-strand break repair damaged DNA binding|5'-3' exonuclease activity nucleus YMR008C PLB1 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.0155010943121037 0.369338473610195 1282 Phospholipase B (lysophospholipase) involved in lipid metabolism, required for deacylation of phosphatidylcholine and phosphatidylethanolamine but not phosphatidylinositol glycerophospholipid metabolic process lysophospholipase activity periplasmic space|plasma membrane YGL178W MPT5 hom FT TRANSLATION 0.0154971050362117 0.369604485272568 1283 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 YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0154646266776667 0.370465904222003 1284 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p to limit maximal osmostress induced kinase activity; dephosphorylates Ire1p to downregulate the unfolded protein response; dephosphorylates Cdc28p; inactivates the DNA damage checkpoint; PTC2 has a paralog, PTC3, that arose from the whole genome duplication endoplasmic reticulum unfolded protein response|inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation|DNA damage checkpoint protein serine/threonine phosphatase activity nucleus|cytoplasm YDL190C UFD2 hom FT PROTEOLYSIS|NUCLEUS 0.0154638568524279 0.370703840706991 1285 Ubiquitin chain assembly factor (E4) that cooperates with a ubiquitin-activating enzyme (E1), a ubiquitin-conjugating enzyme (E2), and a ubiquitin protein ligase (E3) to conjugate ubiquitin to substrates; also functions as an E3 ER-associated protein catabolic process|protein ubiquitination|ubiquitin-dependent protein catabolic process|response to stress ubiquitin-ubiquitin ligase activity nucleus|cytoplasm YIR019C FLO11 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0154437451442423 0.371112436911036 1286 GPI-anchored cell surface glycoprotein (flocculin); required for pseudohyphal formation, invasive growth, flocculation, and biofilms; transcriptionally regulated by the MAPK pathway (via Ste12p and Tec1p) and the cAMP pathway (via Flo8p); required for the formation of fibrous interconnections between cells in a colony of a wild S. cerevisiae strain cell-cell adhesion|biofilm formation|pseudohyphal growth|filamentous growth|flocculation|invasive growth in response to glucose limitation molecular_function extracellular region|plasma membrane|cellular bud neck YNL191W DUG3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0154322673606382 0.371468109203996 1287 Component of glutamine amidotransferase (GATase II); forms a complex with Dug2p 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|omega peptidase activity|gamma-glutamyltransferase activity|carbon-nitrogen ligase activity, with glutamine as amido-N-donor cytoplasm YGL023C PIB2 hom FT VESICLE-MEDIATED TRANSPORT|MITOCHONDRION 0.0153594499243865 0.37408594784884 1288 Protein of unknown function; contains FYVE domain; similar to Fab1 and Vps27 biological_process molecular_function mitochondrion YDR433W_d YDR433W hom 0.0153444964044598 0.374194929167946 1289 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR358C_p YLR358C hom 0.0153337468148 0.374814768648172 1290 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps ORF RSC2/YLR357W biological_process molecular_function cellular_component YOL144W NOP8 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0153308385233851 0.374976673582327 1291 Nucleolar protein required for 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus YLR449W FPR4 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0153223720609631 0.374955441590352 1292 Peptidyl-prolyl cis-trans isomerase (PPIase) (proline isomerase) localized to the nucleus; catalyzes isomerization of proline residues in histones H3 and H4, which affects lysine methylation of those histones histone peptidyl-prolyl isomerization|negative regulation of histone H3-K36 methylation|regulation of transcription by chromatin organization|chromatin silencing at rDNA|nucleosome assembly peptidyl-prolyl cis-trans isomerase activity|macrolide binding chromatin|nucleus YLR032W RAD5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0152501204906619 0.377140716754962 1293 DNA helicase; proposed to promote replication fork regression during postreplication repair by template switching; RING finger containing ubiquitin ligase; stimulates the synthesis of free and PCNA-bound polyubiquitin chains by Ubc13p-Mms2p; required for error-prone translesion synthesis; forms nuclear foci upon DNA replication stress double-strand break repair|postreplication repair|protein polyubiquitination|free ubiquitin chain polymerization four-way junction helicase activity|four-way junction DNA binding|DNA-dependent ATPase activity|Y-form DNA binding nuclear chromatin YER124C DSE1 hom FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0152450211326455 0.377300290688228 1294 Daughter cell-specific protein, may regulate cross-talk between the mating and filamentation pathways; deletion affects cell separation after division and sensitivity to alpha-factor and drugs affecting the cell wall; relocalizes from bud neck to cytoplasm upon DNA replication stress cytokinesis, completion of separation|regulation of pheromone-dependent signal transduction involved in conjugation with cellular fusion|invasive growth in response to glucose limitation molecular_function cellular bud neck YMR232W FUS2 hom FT SIGNALING|NUCLEUS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0152266856244482 0.377874406413378 1295 Cytoplasmic protein localized to the shmoo tip; required for the alignment of parental nuclei before nuclear fusion during mating karyogamy involved in conjugation with cellular fusion|regulation of termination of mating projection growth|cytogamy molecular_function mitochondrion|nucleus|mating projection tip|cytoplasm YCR011C ADP1 hom FT NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0152143158876174 0.378262027484037 1296 Putative ATP-dependent permease of the ABC transporter family of proteins transport|transmembrane transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|endoplasmic reticulum|cytoplasm YKL006W RPL14A hom FT TRANSLATION|RIBOSOME 0.0152108572418258 0.378441556080371 1297 Ribosomal 60S subunit protein L14A; N-terminally acetylated; homologous to mammalian ribosomal protein L14, no bacterial homolog; RPL14A has a paralog, RPL14B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOR312C RPL20B hom FT TRANSLATION|RIBOSOME 0.015169212704198 0.379677463870434 1298 Ribosomal 60S subunit protein L20B; homologous to mammalian ribosomal protein L18A, no bacterial homolog; RPL20B has a paralog, RPL20A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR219C STE13 hom FT PROTEOLYSIS|GOLGI APPARATUS 0.0151164938613436 0.381336016343393 1299 Dipeptidyl aminopeptidase, Golgi integral membrane protein that cleaves on the carboxyl side of repeating -X-Ala- sequences, required for maturation of alpha factor, transcription is induced by a-factor peptide pheromone maturation aminopeptidase activity trans-Golgi network YJL077W-B_p YJL077W-B hom 0.0151154161217196 0.381369968690254 1300 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YNL204C SPS18 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0151119774197135 0.381478311524017 1301 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 YML003W_p YML003W hom 0.015068481732842 0.382850354937749 1302 Putative protein of unknown function biological_process molecular_function cellular_component YDR465C RMT2 hom FT NUCLEUS 0.0150545120424543 0.384144093646317 1303 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 YAL020C ATS1 hom FT RNA PROCESSING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0150497692644725 0.383441556395951 1304 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 YPL068C_p YPL068C hom FT NUCLEUS 0.0150065612836317 0.384808802028482 1305 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus YGR176W_d YGR176W hom 0.0149787290164667 0.385832795370212 1306 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL132W_d YGL132W hom 0.0149673769707872 0.38605129815021 1307 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene SNT2/YGL131C Unknown Unknown Unknown YJR096W YJR096W hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0149663967484113 0.386082411400913 1308 Putative xylose and arabinose reductase; member of the aldo-keto reductase (AKR) family; GFP-fusion protein is induced in response to the DNA-damaging agent MMS cellular response to oxidative stress|D-xylose catabolic process|arabinose catabolic process alditol:NADP+ 1-oxidoreductase activity|aldo-keto reductase (NADP) activity nucleus|cytoplasm YHR063C PAN5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0149123444860549 0.38780045316853 1309 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 YKR012C_d YKR012C hom 0.0149025781132647 0.388111371667105 1310 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene PRY2 Unknown Unknown Unknown YER169W RPH1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0148924962227021 0.388432494058121 1311 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 YDR057W YOS9 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0148796457043503 0.388842035527354 1312 ER quality-control lectin; integral subunit of the HRD ligase; binds to glycans with terminal alpha-1,6 linked mannose on misfolded N-glycosylated proteins and participates in targeting proteins to ERAD; member of the OS-9 protein family ER-associated protein catabolic process oligosaccharide binding luminal surveillance complex|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum lumen YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.0148338001828718 0.390305255509529 1313 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 YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.014822203334345 0.390746569970035 1314 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 YLR230W_d YLR230W het 0.0147892594803231 0.391730029321883 1315 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 YGR134W CAF130 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0147858777482037 0.391838333308043 1316 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 YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0147839100700102 0.392254581258074 1317 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 YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0147744995715189 0.392202866244693 1318 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 YGL217C_d YGL217C hom 0.0147647832221597 0.39251432040058 1319 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF KIP3/YGL216W Unknown Unknown Unknown YBL079W NUP170 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0147624159685151 0.392802020492064 1320 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC assembly and nucleocytoplasmic transport; both Nup170p and NUP157p are similar to human Nup155p; NUP170 has a paralog, NUP157, that arose from the whole genome duplication nucleocytoplasmic transport|chromosome segregation|protein targeting to nuclear inner membrane|mitotic cell cycle spindle assembly checkpoint|nuclear pore complex assembly structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YHR017W YSC83 hom FT MITOCHONDRION 0.0147610504663268 0.392845803043009 1321 Non-essential mitochondrial protein of unknown function; mRNA induced during meiosis, peaking between mid to late prophase of meiosis I; similar to S. douglasii YSD83 biological_process molecular_function mitochondrial outer membrane|mitochondrion YMR301C ATM1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0147582022751495 0.392795930437471 1322 Mitochondrial inner membrane ATP-binding cassette (ABC) transporter, exports mitochondrially synthesized precursors of iron-sulfur (Fe/S) clusters to the cytosol cellular iron ion homeostasis ATPase activity, coupled to transmembrane movement of substances|ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YPR184W GDB1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0147289430690538 0.393664459396934 1323 Glycogen debranching enzyme; contains glucanotranferase and alpha-1,6-amyloglucosidase activities; required for glycogen degradation; phosphorylated in mitochondria; activity is inhibited by Igd1p; protein abundance increases in response to DNA replication stress glycogen catabolic process 4-alpha-glucanotransferase activity|amylo-alpha-1,6-glucosidase activity mitochondrion|cytoplasm YDR067C_p OCA6 hom 0.0147150877618873 0.394109633345676 1324 Cytoplasmic protein required for replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying positive-strand RNA virus replication; null mutation confers sensitivity to tunicamycin and DTT biological_process molecular_function cytoplasm YER042W MXR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0147129228994958 0.394531980162712 1325 Methionine-S-sulfoxide reductase, involved in the response to oxidative stress; protects iron-sulfur clusters from oxidative inactivation along with MXR2; involved in the regulation of lifespan cellular response to oxidative stress peptide-methionine-(S)-S-oxide reductase activity nucleus|cytoplasm YOR353C SOG2 het FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0146806853748825 0.395216305424585 1326 Key component of the RAM signaling network, required for proper cell morphogenesis and cell separation after mitosis signal transduction|cytokinetic cell separation|budding cell apical bud growth molecular_function incipient cellular bud site|cellular bud|mating projection tip|cytoplasm YPR060C ARO7 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0146703626369457 0.395548737955611 1327 Chorismate mutase, catalyzes the conversion of chorismate to prephenate to initiate the tyrosine/phenylalanine-specific branch of aromatic amino acid biosynthesis aromatic amino acid family biosynthetic process chorismate mutase activity nucleus|cytoplasm YDL131W LYS21 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION 0.0146524347149244 0.39612648835956 1328 Homocitrate synthase isozyme; catalyzes the condensation of acetyl-CoA and alpha-ketoglutarate to form homocitrate, which is the first step in the lysine biosynthesis pathway; LYS21 has a paralog, LYS20, that arose from the whole genome duplication lysine biosynthetic process via aminoadipic acid homocitrate synthase activity nucleus YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0146141287861755 0.398067299803341 1329 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 YER047C SAP1 hom 0.0146012162432527 0.39777987367732 1330 Putative ATPase of the AAA family, interacts with the Sin1p transcriptional repressor in the two-hybrid system biological_process ATPase activity cytoplasm YNR005C_d YNR005C hom 0.0145936411366937 0.398024758406995 1331 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL093C TOK1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0145862872087825 0.398262579813245 1332 Outward-rectifier potassium channel of the plasma membrane with two pore domains in tandem, each of which forms a functional channel permeable to potassium; carboxy tail functions to prevent inner gate closures; target of K1 toxin cellular potassium ion homeostasis potassium channel activity integral to membrane|plasma membrane YDR408C ADE8 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0145137766145016 0.400893187167822 1333 Phosphoribosyl-glycinamide transformylase, catalyzes a step in the 'de novo' purine nucleotide biosynthetic pathway purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process|adenine biosynthetic process phosphoribosylglycinamide formyltransferase activity nucleus|cytoplasm YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0144928152363676 0.401292854140481 1334 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 YCL069W VBA3 hom 0.0144819697084421 0.401715547928067 1335 Permease of basic amino acids in the vacuolar membrane basic amino acid transport|transmembrane transport basic amino acid transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0144758576850648 0.402546778662376 1336 Proteasome-interacting protein involved in the assembly of the base subcomplex of the 19S proteasomal regulatory particle (RP); involved in DNA mismatch repair during slow growth; weak similarity to Msh1p; related to human 19S subunit S5b; structural study suggests Hsm3p is a scaffold protein for Rpt1p-Rpt2p complex formation mismatch repair|proteasome regulatory particle assembly molecular_function cytosol|proteasome regulatory particle, base subcomplex|nucleus|cytoplasm YMR057C_d YMR057C hom 0.0144720417356193 0.401968186121287 1337 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF AAC1 Unknown Unknown Unknown YAL013W DEP1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0144648648015126 0.402201661532792 1338 Transcriptional modulator involved in regulation of structural phospholipid biosynthesis genes and metabolically unrelated genes, as well as maintenance of telomeres, mating efficiency, and sporulation positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|regulation of DNA-dependent DNA replication initiation|Unknown molecular_function Rpd3L-Expanded complex|Rpd3L complex YHR193C EGD2 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0144641312877093 0.402295700807534 1339 Alpha subunit of the heteromeric nascent polypeptide-associated complex (NAC) involved in protein sorting and translocation, associated with cytoplasmic ribosomes 'de novo' cotranslational protein folding unfolded protein binding|phosphatidic acid binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding nascent polypeptide-associated complex YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.014452724481565 0.402596787644682 1340 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 YPL209C IPL1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0144065971883653 0.404100193594498 1341 Aurora kinase subunit of the conserved chromosomal passenger complex (CPC; Ipl1p-Sli15p-Bir1p-Nbl1p), involved in regulating kinetochore-microtubule attachments; helps maintain condensed chromosomes during anaphase and early telophase; required for SPB cohesion and prevention of multipolar spindle formation; localizes to nuclear foci that become diffuse upon DNA replication stress; required for inhibition of karyopherin/importin Pse1p (aka Kap121p) upon SAC arrest spindle checkpoint|attachment of spindle microtubules to kinetochore|chromosome segregation|mitotic spindle disassembly|protein phosphorylation|meiotic sister chromatid segregation|homologous chromosome segregation|regulation of cytokinesis|mitotic cell cycle G2/M transition decatenation checkpoint protein kinase activity spindle microtubule|spindle midzone|chromosome passenger complex|condensed nuclear chromosome kinetochore|kinetochore microtubule|spindle YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0143941055486126 0.40457797486314 1342 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 YOR042W CUE5 hom 0.0143936102919006 0.404524074720384 1343 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 YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0143901672612792 0.404636496844375 1344 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 YDR511W ACN9 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0143750673710913 0.405480144109854 1345 Protein of the mitochondrial intermembrane space, required for acetate utilization and gluconeogenesis; has orthologs in higher eukaryotes carbon utilization|regulation of gluconeogenesis molecular_function mitochondrion|mitochondrial intermembrane space YLR376C PSY3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0143703710681874 0.405283246149033 1346 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 YDR026C NSI1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0143534785303026 0.405905628876346 1347 RNA polymerase I termination factor; binds to rDNA terminator element, required for efficient Pol I termination; required for rDNA silencing at NTS1; facilities association of Sir2p with NTS1, contributes to rDNA stability and cell longevity; interacts physically with Fob1p and RENT subunits, Sir2p and Net1p; may interact with ribosomes, based on co-purification experiments; Myb-like DNA-binding protein; NSI1 has a paralog, REB1, that arose from the whole genome duplication termination of RNA polymerase I transcription|chromatin silencing at rDNA|Unknown DNA binding ribosome|nucleolus|rDNA heterochromatin YGL076C RPL7A hom FT TRANSLATION|RIBOSOME 0.0143120851581496 0.407191051946711 1348 Ribosomal 60S subunit protein L7A; contains a conserved C-terminal Nucleic acid Binding Domain (NDB2); homologous to mammalian ribosomal protein L7 and bacterial L30; RPL7A has a paralog, RPL7B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YOL082W ATG19 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0143092683419657 0.407773349007623 1349 Receptor protein for the cytoplasm-to-vacuole targeting (Cvt) pathway; delivers cargo proteins aminopeptidase I (Ape1p) and alpha-mannosidase (Ams1p) to the phagophore assembly site for packaging into Cvt vesicles vesicle organization|ER-associated protein catabolic process|protein processing|protein complex localization|CVT pathway protein binding, bridging pre-autophagosomal structure|cytoplasm|CVT complex|extrinsic to membrane YOL013C HRD1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0142468056691805 0.409334113538584 1350 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 YMR025W CSI1 hom FT SIGNALING|NUCLEUS 0.0142439517899564 0.409427956355286 1351 Subunit of the Cop9 signalosome, which is required for deneddylation, or removal of the ubiquitin-like protein Rub1p from Cdc53p (cullin); involved in adaptation to pheromone signaling; functional equivalent of canonical Csn6 subunit of the COP9 signalosome adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation molecular_function signalosome YOR338W_p YOR338W hom FT TRANSCRIPTION FROM RNA POL II 0.0142130432819399 0.41044512604459 1352 Putative protein of unknown function; YOR338W transcription is regulated by Azf1p and its transcript is a specific target of the G protein effector Scp160p; identified as being required for sporulation in a high-throughput mutant screen; YOR338W has a paralog, FUN19, that arose from the whole genome duplication ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YOR165W SEY1 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0142032757849933 0.410766876906222 1353 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 YOR037W CYC2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0141663972874753 0.411983039757013 1354 Mitochondrial peripheral inner membrane protein, contains a FAD cofactor in a domain exposed in the intermembrane space; exhibits redox activity in vitro; likely participates in ligation of heme to acytochromes c and c1 (Cyc1p and Cyt1p) cytochrome c-heme linkage|mitochondrial membrane organization oxidoreductase activity extrinsic to mitochondrial inner membrane|mitochondrion YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.014153682126437 0.412402849103989 1355 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 YLR132C USB1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0141472457276925 0.412615452670834 1356 Putative phosphodiesterase specific for U6 snRNA 3' end modification; trims the 3' poly(u) tract to leave a terminal 3' phosphate; human homolog, hUSB1 (aka C16orf57) produces a 2',3' cyclic phosphate; mutations in hUSB1 are associated with a rare skin condition (OMIM 604173); essential protein that localizes to the nucleus and mitochondria; overexpression suppresses the respiratory defects of oxa1 and mtf2 mutants U6 snRNA 3'-end processing phosphoric diester hydrolase activity mitochondrion|nucleus|cytoplasm YNL023C FAP1 hom FT NUCLEUS 0.0141419746737983 0.412789611559837 1357 Protein that binds to Fpr1p, conferring rapamycin resistance by competing with rapamycin for Fpr1p binding; accumulates in the nucleus upon treatment of cells with rapamycin; has similarity to D. melanogaster shuttle craft and human NFX1 biological_process sequence-specific DNA binding transcription factor activity cytoplasm YDR230W_d YDR230W hom 0.0141281909505814 0.413593690810387 1358 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene COX20 Unknown Unknown Unknown YBR261C TAE1 hom FT TRANSLATION 0.0141227700789082 0.413424511467512 1359 AdoMet-dependent proline methyltransferase; catalyzes the dimethylation of ribosomal proteins Rpl12 and Rps25 at N-terminal proline residues; has a role in protein synthesis; fusion protein localizes to the cytoplasm cytoplasmic translation|N-terminal peptidyl-proline dimethylation N-terminal protein N-methyltransferase activity cytosol|cytoplasm YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0141188482676092 0.413554236759564 1360 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 YOR054C VHS3 hom FT CELL CYCLE|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM 0.0140892102674237 0.414535378249942 1361 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 YPL200W CSM4 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|CHROMOSOME 0.0140876106809492 0.414588370341048 1362 Protein required for accurate chromosome segregation during meiosis; involved in meiotic telomere clustering (bouquet formation) and telomere-led rapid prophase movements meiotic telomere clustering|meiotic chromosome segregation|synapsis|regulation of reciprocal meiotic recombination molecular_function nuclear chromosome, telomeric region|endoplasmic reticulum membrane YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0140687343201169 0.415214020466928 1363 Endoplasmic reticulum membrane protein, may facilitate protein-protein interactions between the Erg26p dehydrogenase and the Erg27p 3-ketoreductase and/or tether these enzymes to the ER, also interacts with Erg6p ergosterol biosynthetic process protein binding, bridging endoplasmic reticulum membrane YGR008C STF2 hom FT MITOCHONDRION 0.0140619014303435 0.415649321794807 1364 Protein involved in resistance to dessication stress; Stf2p exhibits antioxidant properties, and its overexpression prevents ROS accumulation and apoptosis; binds to the F0 sector of mitochondrial F1F0 ATPase in vitro and is proposed to modulate the inhibitory action of Inh1p and Stf1p; protein abundance increases in response to DNA replication stress cellular response to desiccation molecular_function cytoplasm YGL096W TOS8 hom FT NUCLEUS|CHROMOSOME 0.0140518793409163 0.415773143616547 1365 Homeodomain-containing protein and putative transcription factor; found associated with chromatin; target of SBF transcription factor; induced during meiosis and under cell-damaging conditions; TOS8 has a paralog, CUP9, that arose from the whole genome duplication biological_process chromatin binding|sequence-specific DNA binding nuclear chromatin YJL197W UBP12 hom FT PROTEOLYSIS|NUCLEUS 0.0140415060423917 0.416117473497264 1366 Ubiquitin-specific protease; cleaves ubiquitin from ubiquitinated proteins; present in the nucleus and cytoplasm biological_process ubiquitin-specific protease activity nucleus|cytoplasm YBL086C_p YBL086C hom 0.0140367536030193 0.416275281513817 1367 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0140323943985857 0.416420062931807 1368 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to chromosomes; functionally redundant with Nhp6Bp; homologous to mammalian HMGB1 and HMGB2; NHP6A has a paralog, NHP6B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress mismatch repair|DNA replication-independent nucleosome organization|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling nucleosome binding|sequence-specific DNA binding|DNA binding, bending MutSalpha complex|nucleus YKL005C BYE1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0140237360956869 0.416985749463795 1369 Negative regulator of transcription elongation, contains a TFIIS-like domain and a PHD finger, multicopy suppressor of temperature-sensitive ess1 mutations, probably binds RNA polymerase II large subunit negative regulation of transcription from RNA polymerase II promoter methylated histone residue binding nucleus YKR039W GAP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PLASMA MEMBRANE 0.0140199062500324 0.416834993784149 1370 General amino acid permease; Gap1p senses the presence of amino acid substrates to regulate localization to the plasma membrane when needed; essential for invasive growth amino acid transport|gamma-aminobutyric acid transport|ammonia assimilation cycle|polyamine transport amino acid transmembrane transporter activity|polyamine transmembrane transporter activity|L-proline transmembrane transporter activity endosome|fungal-type vacuole lumen|integral to membrane|plasma membrane|ER to Golgi transport vesicle|integral to plasma membrane|multivesicular body YLR250W SSP120 hom 0.0140173743695664 0.41691914767619 1371 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YBR051W_d YBR051W hom 0.0140146576266754 0.417009457107887 1372 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 YER095W RAD51 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0139933867078889 0.417716939237313 1373 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 YBR071W YBR071W hom FT SITE OF POLARIZED GROWTH 0.0139845271279665 0.418081237598448 1374 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 YLR093C NYV1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.013973738506048 0.418371076533299 1375 v-SNARE component of the vacuolar SNARE complex involved in vesicle fusion; inhibits ATP-dependent Ca(2+) transport activity of Pmc1p in the vacuolar membrane vesicle-mediated transport|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity SNARE complex|fungal-type vacuole membrane YBR197C YBR197C hom FT NUCLEUS 0.0139676855329332 0.418572716389217 1376 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR197C is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress; YBR197C has a paralog, YPL077C, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0139658568733057 0.418633644914056 1377 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 YKL205W LOS1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0139652986382002 0.418860444897914 1378 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 YDL092W SRP14 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0139644811906975 0.418679484281252 1379 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 YER056C-A RPL34A hom FT TRANSLATION|RIBOSOME 0.013952358875276 0.419083541754516 1380 Ribosomal 60S subunit protein L34A; homologous to mammalian ribosomal protein L34, no bacterial homolog; RPL34A has a paralog, RPL34B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL099C AIM43 hom FT MITOCHONDRION 0.013944113433507 0.419427853474453 1381 Protein of unknown function; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YBR129C OPY1 hom FT MITOCHONDRION 0.0139189715323123 0.420197583572823 1382 Protein of unknown function, overproduction blocks cell cycle arrest in the presence of mating pheromone; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YKR054C DYN1 hom FT CELL CYCLE|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.0139012416416649 0.420789886446214 1383 Cytoplasmic heavy chain dynein, microtubule motor protein, required for anaphase spindle elongation; involved in spindle assembly, chromosome movement, and spindle orientation during cell division, targeted to microtubule tips by Pac1p nuclear migration along microtubule|establishment of mitotic spindle orientation|mitotic spindle elongation|mitotic sister chromatid segregation microtubule motor activity cytoplasmic dynein complex|cell cortex|cytoplasmic microtubule|spindle pole body|astral microtubule YER030W CHZ1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0139011346404943 0.420793462523456 1384 Histone chaperone for Htz1p/H2A-H2B dimer; required for the stabilization of the Chz1p-Htz1-H2B complex; has overlapping function with Nap1p; null mutant displays weak sensitivity to MMS and benomyl; contains a highly conserved CHZ motif; protein abundance increases in response to DNA replication stress chromatin remodeling histone binding chromatin assembly complex|nucleus YNL304W YPT11 hom FT SIGNALING|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0138782519557053 0.421558632455637 1385 Rab family GTPase that interacts with the C-terminal tail domain of Myo2p; mediates distribution of mitochondria and endoplasmic reticuli to daughter cells mitochondrion inheritance|endoplasmic reticulum inheritance|Golgi inheritance|Golgi localization GTPase activity incipient cellular bud site|endoplasmic reticulum|cellular bud neck|cellular bud tip YOR113W AZF1 hom FT TRANSCRIPTION FROM RNA POL II|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0138705141961533 0.421817558430001 1386 Zinc-finger transcription factor; in the presence of glucose, activates transcription of genes involved in growth and carbon metabolism; in nonfermentable carbon sources, activates transcription of genes involved in maintenance of cell wall integrity regulation of fungal-type cell wall organization|regulation of transcription from RNA polymerase II promoter|cellular response to carbohydrate stimulus 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 YHR106W TRR2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0138687483054079 0.421876662882531 1387 Mitochondrial thioredoxin reductase; involved in protection against oxidative stress, required with Glr1p to maintain the redox state of Trx3p; contains active-site motif (CAVC) present in prokaryotic orthologs; binds NADPH and FAD; TRR2 has a paralog, TRR1, that arose from the whole genome duplication cellular response to oxidative stress|cell redox homeostasis thioredoxin-disulfide reductase activity mitochondrion 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 0.0138631890041894 0.422062764663331 1388 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 YPL178W CBC2 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0138524909732753 0.422697867300869 1389 Small subunit of the heterodimeric cap binding complex that also contains Sto1p, component of the spliceosomal commitment complex; interacts with Npl3p, possibly to package mRNA for export from the nucleus; contains an RNA-binding motif mRNA splicing, via spliceosome RNA cap binding commitment complex|nuclear cap binding complex YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.013838330285293 0.42317225866462 1390 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 YOR205C GEP3 hom FT MITOCHONDRION 0.0138171414829119 0.423675210224495 1391 Protein required for mitochondrial ribosome small subunit biogenesis; null mutant is defective in respiration and in maturation of 15S rRNA; protein is localized to the mitochondrial inner membrane; null mutant interacts synthetically with prohibitin (phb1) maturation of SSU-rRNA molecular_function mitochondrion|mitochondrial inner membrane YOR357C SNX3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0137590033118628 0.425559347442828 1392 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 YCR079W PTC6 hom FT RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0137432259909848 0.426090320879819 1393 Mitochondrial type 2C protein phosphatase (PP2C) with similarity to mammalian PP1Ks; involved in mitophagy; null mutant is sensitive to rapamycin and has decreased phosphorylation of the Pda1 subunit of pyruvate dehydrogenase mitochondrion degradation|positive regulation of catalytic activity|macroautophagy|protein dephosphorylation protein serine/threonine phosphatase activity mitochondrion|mitochondrial matrix|mitochondrial intermembrane space YAL042C-A_d YAL042C-A hom 0.0137349011604843 0.426370642194943 1394 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF ERV46/YAL042W; YAL042C-A is a non-essential gene Unknown Unknown Unknown YCR091W KIN82 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION 0.013714578546936 0.427055415249292 1395 Putative serine/threonine protein kinase implicated in the regulation of phospholipid asymmetry through the activation of phospholipid translocases (flippases) Lem3p-Dnf1p/Dnf2p; similar to Fpk1p phospholipid translocation|protein phosphorylation|response to pheromone protein kinase activity cellular_component YNL056W OCA2 hom 0.0137062996137804 0.427334558492493 1396 Putative protein with similarity to predicted tyrosine phosphatases Oca1p and Siw14p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YNL056W is not an essential gene biological_process molecular_function cytoplasm YJL083W TAX4 hom FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS 0.0136969220408442 0.427650873191576 1397 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; TAX4 has a paralog, IRS4, that arose from the whole genome duplication autophagy|fungal-type cell wall organization|inositol lipid-mediated signaling|CVT pathway|cellular response to starvation molecular_function pre-autophagosomal structure YIL034C CAP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0136781143319443 0.428285686195016 1398 Beta 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|filamentous growth actin filament binding actin filament|F-actin capping protein complex|mating projection tip|actin cortical patch YHR143W DSE2 hom FF|FT CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.013629395682153 0.429932623881094 1399 Daughter cell-specific secreted protein with similarity to glucanases, degrades cell wall from the daughter side causing daughter to separate from mother; expression is repressed by cAMP cytokinesis, completion of separation|pseudohyphal growth glucosidase activity extracellular region|fungal-type cell wall YOR292C_p YOR292C hom 0.0136184975785855 0.430301537642866 1400 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; YOR292C is not an essential gene biological_process molecular_function integral to membrane|fungal-type vacuole YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0136071682521123 0.430685243463961 1401 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp43p (OIP2, EXOSC8); protein abundance increases in response to DNA replication stress nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nucleoplasm|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YPL155C KIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0135975833911303 0.431010021986284 1402 Kinesin-related motor protein involved in mitotic spindle positioning, stabilizes microtubules by targeting Bik1p to the plus end; Kip2p levels are controlled during the cell cycle nuclear migration along microtubule|mitotic anaphase B|negative regulation of microtubule depolymerization microtubule motor activity mitochondrion|kinesin complex|cytoplasmic microtubule YGL059W PKP2 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0135931639122697 0.431159821771557 1403 Mitochondrial protein kinase; negatively regulates activity of the pyruvate dehydrogenase complex by phosphorylating the ser-133 residue of the Pda1p subunit; acts in concert with kinase Pkp1p and phosphatases Ptc5p and Ptc6p; relocalizes from mitochondrion to cytoplasm upon DNA replication stress peptidyl-serine phosphorylation|protein phosphorylation|carbon utilization|negative regulation of catalytic activity protein kinase activity|pyruvate dehydrogenase (acetyl-transferring) kinase activity mitochondrion YDR386W MUS81 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.013584957270002 0.43143806882292 1404 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 YLR215C CDC123 het FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0135843386123857 0.431527736711035 1405 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 YLR114C AVL9 hom FT VESICLE-MEDIATED TRANSPORT 0.0135545135841692 0.4324711736132 1406 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 YPL029W SUV3 hom FF|FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.013527837646056 0.433377595818617 1407 ATP-dependent RNA helicase, component of the mitochondrial degradosome along with the RNase Dss1p; the degradosome associates with the ribosome and mediates RNA turnover; also required during splicing of the COX1 AI5_beta intron mitochondrial DNA replication|mitochondrial RNA catabolic process|Group I intron splicing exoribonuclease II activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial chromosome|mitochondrial degradosome YLR189C ATG26 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM 0.0135272951695602 0.433396040024672 1408 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 YBR030W RKM3 hom FT NUCLEUS 0.0135270238281992 0.433405265803795 1409 Ribosomal lysine methyltransferase specific for monomethylation of Rpl42ap and Rpl42bp (lysine 40); nuclear SET domain containing protein peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity nucleus YGL259W_p YPS5 hom FT PROTEOLYSIS 0.0135123825829091 0.433903245783192 1410 Protein with similarity to GPI-anchored aspartic proteases such as Yap1p and Yap3p biological_process aspartic-type endopeptidase activity cellular_component YML131W YML131W hom FT OXIDATION-REDUCTION PROCESS 0.0134997412241332 0.43433347115443 1411 Protein of unknown function; similar to medium chain dehydrogenase/reductases; expression induced by stresses including osmotic shock, DNA damaging agents, and other chemicals; GFP-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YNL260C LTO1 het FT NUCLEUS 0.0134797080019805 0.435015769223502 1412 Essential protein that forms a complex with Rli1p and Yae1p; ortholog of human ORAOV1, which is overexpressed in solid tumors; inviability of null mutant under standard conditions is complemented by overexpression of ORAOV1; essential for growth under standard (aerobic) conditions but not under anaerobic conditions; may have a role in protection of ribosomal assembly and function from damage due to reactive oxygen species biological_process molecular_function nucleus|cytoplasm YKR105C_p VBA5 hom 0.0134784274526135 0.435059403612893 1413 Plasma membrane protein of the Major Facilitator Superfamily (MFS); involved in amino acid uptake and drug sensitivity; similar to Vba3p biological_process molecular_function integral to membrane YKL213C DOA1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0134773076632984 0.435989067366979 1414 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 YBR111W-A SUS1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE|HISTONE ACETYLTRANSFERASE 0.0134398307594976 0.436786428762096 1415 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 YGL192W IME4 hom FT CELL CYCLE|NUCLEUS 0.0134373520415877 0.436665621996999 1416 Probable mRNA N6-adenosine methyltransferase required for entry into meiosis; transcribed in diploid cells; haploids repress IME4 transcription via production of antisense IME4 transcripts; antisense transcription is repressed in diploids meiosis|mRNA methylation mRNA (N6-adenosine)-methyltransferase activity cellular_component YJL118W YJL118W hom 0.0134273855656603 0.436800697888617 1417 Putative protein of unknown function; may interact with ribosomes, based on co-purification experiments; YJL18W is a non-essential gene; deletion enhances the toxicity of heterologously expressed human alpha-synuclein biological_process molecular_function ribosome YOL057W YOL057W hom FT PROTEOLYSIS|NUCLEUS 0.0134165572832562 0.437238976903977 1418 Dipeptidyl-peptidase III; cleaves dipeptides from the amino terminus of target proteins; highly active on synthetic substrate Arg-Arg-2-naphthylamide; mammalian ortholog may be a biomarker for some cancers proteolysis dipeptidyl-peptidase activity nucleus|cytoplasm YLR295C ATP14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0134130398635517 0.437290822977287 1419 Subunit h of the F0 sector of mitochondrial F1F0 ATP synthase; F1F0 ATP synthase is a large, evolutionarily conserved enzyme complex required for ATP synthesis; protein abundance increases in response to DNA replication stress cristae formation|mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YHR082C KSP1 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0134111029849963 0.437357021234225 1420 Serine/threonine protein kinase; associates with TORC1 and likely involved in TOR signaling cascades; negative regulator of autophagy; nuclear translocation required for haploid filamentous growth; regulates filamentous growth induced nuclear translocation of Bcy1p, Fus3p, and Sks1p; overproduction causes allele-specific suppression of prp20-10; protein abundance increases in response to DNA replication stress TOR signaling cascade|protein phosphorylation|Unknown|cellular protein localization|regulation of filamentous growth|negative regulation of macroautophagy protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YML074C FPR3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0133952993850466 0.437965682791463 1421 Nucleolar peptidyl-prolyl cis-trans isomerase (PPIase); FK506 binding protein; phosphorylated by casein kinase II (Cka1p-Cka2p-Ckb1p-Ckb2p) and dephosphorylated by Ptp1p meiotic recombination checkpoint peptidyl-prolyl cis-trans isomerase activity|macrolide binding nucleolus YLR352W_p YLR352W hom 0.0133914523273037 0.438302285340537 1422 Putative protein of unknown function with similarity to F-box proteins; interacts with Skp1p and Cdc53p; YLR352W is not an essential gene biological_process molecular_function SCF ubiquitin ligase complex YNL104C LEU4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0133536953818182 0.439321703400261 1423 Alpha-isopropylmalate synthase (2-isopropylmalate synthase); the main isozyme responsible for the first step in the leucine biosynthesis pathway; LEU4 has a paralog, LEU9, that arose from the whole genome duplication leucine biosynthetic process 2-isopropylmalate synthase activity mitochondrion|cytoplasm YFL020C PAU5 hom 0.0133345751998702 0.440045372895123 1424 Member of the seripauperin multigene family encoded mainly in subtelomeric regions; induced during alcoholic fermentation; induced by low temperature and also by anaerobic conditions; negatively regulated by oxygen and repressed by heme biological_process molecular_function integral to membrane|cytoplasm YMR138W CIN4 hom FT SIGNALING 0.0133342049517736 0.439989881877095 1425 GTP-binding protein involved in beta-tubulin (Tub2p) folding; isolated as mutant with increased chromosome loss and sensitivity to benomyl; regulated by the GTPase-activating protein, Cin2p, the human retinitis pigmentosa 2 (RP2) homolog protein folding|tubulin complex assembly|tubulin complex biogenesis GTP binding cytoplasm YOL103W ITR2 hom FT PLASMA MEMBRANE 0.013324474266088 0.440391859567854 1426 Myo-inositol transporter with strong similarity to the major myo-inositol transporter Itr1p, member of the sugar transporter superfamily; expressed constitutively myo-inositol transport myo-inositol transmembrane transporter activity integral to membrane|plasma membrane|membrane YMR004W MVP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|NUCLEUS 0.0132895813159762 0.441521879389951 1427 Protein required for sorting proteins to the vacuole; Mvp1p and Vps1p act in concert to promote membrane traffic to the vacuole; 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; protein abundance increases in response to DNA replication stress protein targeting to vacuole phosphatidylinositol-3-phosphate binding nucleus|cytoplasm YPR108W RPN7 het FT PROTEOLYSIS|NUCLEUS 0.0132803227587113 0.442044400143724 1428 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 YGR059W SPR3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.013274847104851 0.442028397110913 1429 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 YDR455C_d YDR455C hom FF 0.013269937071194 0.442197263069578 1430 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 YPL025C_d YPL025C hom 0.0132609886401889 0.442505112535193 1431 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR017C KAP104 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SITE OF POLARIZED GROWTH 0.0132606810625342 0.442515696189985 1432 Transportin or cytosolic karyopherin beta 2; functions in the rg-nuclear localization signal-mediated nuclear import/reimport of mRNA-binding proteins Nab2p and Hrp1p; regulates asymmetric protein synthesis in daughter cells during mitosis protein import into nucleus|cell cycle|mRNA-binding (hnRNP) protein import into nucleus|transcription factor import into nucleus nuclear localization sequence binding cytosol|integral to membrane|cellular bud neck|cellular bud tip YBR073W RDH54 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0132468014433941 0.442993440315147 1433 DNA-dependent ATPase; stimulates strand exchange by modifying the topology of double-stranded DNA; involved in recombinational repair of DNA double-strand breaks during mitosis and meiosis; proposed to be involved in crossover interference; interacts with Dmc1p; stimulates Dmc1p and Rad51p DNA geometric change|heteroduplex formation|meiotic sister chromatid segregation|reciprocal meiotic recombination|double-strand break repair via break-induced replication DNA-dependent ATPase activity|DNA translocase activity nucleus YDR432W NPL3 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS 0.0132429192939662 0.443739680001576 1434 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 YDR069C DOA4 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION 0.0132422938199467 0.443148658568785 1435 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 YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0132241678163419 0.443773134005382 1436 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 YKL059C MPE1 het FT RNA PROCESSING|NUCLEUS 0.0131892761136612 0.4449766328904 1437 Essential conserved subunit of CPF (cleavage and polyadenylation factor), plays a role in 3' end formation of mRNA via the specific cleavage and polyadenylation of pre-mRNA, contains a putative RNA-binding zinc knuckle motif mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YBR226C_d YBR226C hom 0.0131748163646921 0.445475929200639 1438 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YBR225W Unknown Unknown Unknown YMR316C-B_d YMR316C-B hom 0.0131700308523368 0.445641243595292 1439 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR135C YCK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.013141717746906 0.44662002772252 1440 Palmitoylated plasma membrane-bound casein kinase I isoform; shares redundant functions with Yck2p in morphogenesis, proper septin assembly, endocytic trafficking; YCK1 has a paralog, YCK2, that arose from the whole genome duplication cell morphogenesis|endocytosis|protein phosphorylation|cytokinesis|response to glucose stimulus protein serine/threonine kinase activity|protein kinase activity mitochondrion|endoplasmic reticulum|plasma membrane YML125C PGA3 het FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.013138843022555 0.446719475290038 1441 Putative cytochrome b5 reductase, localized to the plasma membrane; may be involved in regulation of lifespan; required for maturation of Gas1p and Pho8p, proposed to be involved in protein trafficking; PGA3 has a paralog, AIM33, that arose from the whole genome duplication protein transport|chronological cell aging|replicative cell aging molecular_function endoplasmic reticulum|plasma membrane YPL273W SAM4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0131364690837065 0.446801608290602 1442 S-adenosylmethionine-homocysteine methyltransferase, functions along with Mht1p in the conversion of S-adenosylmethionine (AdoMet) to methionine to control the methionine/AdoMet ratio homocysteine metabolic process|L-methionine biosynthetic process from S-adenosylmethionine|S-adenosylhomocysteine metabolic process homocysteine S-methyltransferase activity nucleus|cytoplasm YDR519W FPR2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0131346432685948 0.446864783272082 1443 Membrane-bound peptidyl-prolyl cis-trans isomerase (PPIase); binds to the drugs FK506 and rapamycin; expression pattern suggests possible involvement in ER protein trafficking; relocalizes from nucleus to vacuole upon DNA replication stress biological_process FK506 binding|peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum membrane YJR051W OSM1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0131158909793915 0.447581649420396 1444 Fumarate reductase, catalyzes the reduction of fumarate to succinate; required for the reoxidation of intracellular NADH under anaerobic conditions; mutations cause osmotic sensitivity; OSM1 has a paralog, FRD1, that arose from the whole genome duplication cellular response to anoxia fumarate reductase (NADH) activity mitochondrion YKL138C MRPL31 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0131079457953588 0.448127817885576 1445 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YMR175W SIP18 hom 0.0131032358644495 0.447952305000604 1446 Phospholipid-binding hydrophilin; essential to overcome desiccation-rehydration process; expression is induced by osmotic stress cellular response to water deprivation phospholipid binding cytoplasm YDR141C DOP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0130935235630389 0.448288909940793 1447 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 YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0130859486517972 0.448551537727469 1448 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 YEL007W MIT1 hom FT NUCLEUS 0.0130727502589186 0.449009344329985 1449 Transcriptional regulator of pseudohyphal growth; protein with sequence similarity to S. pombe gti1+ (gluconate transport inducer 1) and C. albicans Wor1 biological_process molecular_function nucleus|cytoplasm YJR067C YAE1 het FT NUCLEUS 0.013072081317786 0.449032554638455 1450 Protein that forms a complex with Lto1p and Rli1p; essential for growth under standard (aerobic) conditions but not under anaerobic conditions; may have a role in protection of ribosomal assembly and function from damage due to reactive oxygen species biological_process molecular_function nucleus|cytoplasm YDR059C UBC5 hom 0.0130674829378623 0.44946269188968 1451 Ubiquitin-conjugating enzyme; mediates selective degradation of short-lived, abnormal, or excess proteins, including histone H3; central component of the cellular stress response; expression is heat inducible; protein abundance increases in response to DNA replication stress; UBC5 has a paralog, UBC4, that arose from the whole genome duplication protein polyubiquitination|response to stress ubiquitin-protein ligase activity proteasome complex YHR131C_p YHR131C hom 0.0130597606645108 0.4498660122687 1452 Putative protein of unknown function; GFP-fusion protein localizes to the cytoplasm; overexpression causes cell cycle delay or arrest; contains a PH domain and binds phosphatidylinositols and other lipids in a large-scale study biological_process molecular_function cytoplasm YNL181W_p YNL181W het FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0130472491303077 0.450029803272346 1453 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 YPL076W GPI2 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.013037853787601 0.450558978979016 1454 Protein involved in the synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), the first intermediate in the synthesis of glycosylphosphatidylinositol (GPI) anchors; homologous to the human PIG-C protein GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane|endoplasmic reticulum YPR071W_p YPR071W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0130039609730966 0.451399692301499 1455 Putative membrane protein; YPR071W is not an essential gene; YPR071W has paralog YIL029C biological_process molecular_function integral to membrane YCR063W BUD31 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0130006583825128 0.451514634244408 1456 Component of the SF3b subcomplex of the U2 snRNP; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern; facilitates passage through G1/S Start, but is not required for G2/M transition or exit from mitosis RNA splicing|mRNA splicing, via spliceosome|cellular bud site selection molecular_function U2 snRNP|nucleus YNL139C THO2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.012997671566778 0.451618600344324 1457 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 YFR034C PHO4 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0129949543988079 0.451983112589695 1458 Basic helix-loop-helix (bHLH) transcription factor of the myc-family; activates transcription cooperatively with Pho2p in response to phosphate limitation; binding to 'CACGTG' motif is regulated by chromatin restriction, competitive binding of Cbf1p to the same DNA binding motif and cooperation with Pho2p,; function is regulated by phosphorylation at multiple sites and by phosphate availability cellular response to phosphate starvation|positive regulation of phosphate metabolic process|phosphate-containing compound metabolic process|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YER154W OXA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0129799304756337 0.452438732049738 1459 Mitochondrial inner membrane insertase, mediates the insertion of both mitochondrial- and nuclear-encoded proteins from the matrix into the inner membrane, interacts with mitochondrial ribosomes; conserved from bacteria to animals protein insertion into mitochondrial membrane from inner side|mitochondrial genome maintenance|mitochondrial proton-transporting ATP synthase complex assembly mitochondrial ribosome binding|membrane insertase activity mitochondrion|mitochondrial inner boundary membrane|integral to membrane|mitochondrial crista|mitochondrial large ribosomal subunit YIL119C RPI1 hom FT SIGNALING|NUCLEUS 0.0129193681133067 0.454349037311785 1460 Transcription factor with allelic differences between S288C and Sigma1278b; mediates fermentation stress tolerance by modulating cell wall integrity; overexpression suppresses heat shock sensitivity of wild-type RAS2 overexpression and also suppresses cell lysis defect of mpk1 mutation; allele from S288c can confer fMAPK pathway independent transcription of FLO11; S288C and Sigma1278b alleles differ in number of tandem repeats within ORF fungal-type cell wall biogenesis|Ras protein signal transduction|positive regulation of transcription from RNA polymerase II promoter small GTPase regulator activity nucleus YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0129075827114031 0.45476079735204 1461 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 YGL111W NSA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0128791584604171 0.455754751906659 1462 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YDL140C RPO21 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0128613520674761 0.45637803739137 1463 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 YLR164W SHH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0128597394463761 0.456434508366195 1464 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 YOR003W YSP3 hom FT PROTEOLYSIS 0.0128328982841419 0.457375012035276 1465 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YBR212W NGR1 hom FT MITOCHONDRION ORGANIZATION 0.0128287605749487 0.45752009242146 1466 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 YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0128086737249422 0.458224763966613 1467 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 YBR098W MMS4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0127789513369869 0.459268577567233 1468 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 YMR173W DDR48 hom FT RESPONSE TO DNA DAMAGE 0.0127580395921087 0.460003769391702 1469 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 YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.0127271900692969 0.461290091034609 1470 Protein that activates Urm1p before its conjugation to proteins (urmylation); also acts in thiolation of the wobble base of cytoplasmic tRNAs by adenylating and then thiolating Urm1p; receives sulfur from Tum1p cellular response to oxidative stress|tRNA wobble position uridine thiolation|cell budding|protein urmylation|tRNA thio-modification|Unknown|invasive growth in response to glucose limitation URM1 activating enzyme activity|sulfurtransferase activity|thiosulfate sulfurtransferase activity|protein adenylyltransferase activity cytoplasm YPL058C PDR12 hom FT KETONE METABOLISM|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0126845503609709 0.462592636970747 1471 Plasma membrane ATP-binding cassette (ABC) transporter, weak-acid-inducible multidrug transporter required for weak organic acid resistance; induced by sorbate and benzoate and regulated by War1p; mutants exhibit sorbate hypersensitivity propionate metabolic process|transport|organic acid transport xenobiotic-transporting ATPase activity|organic acid transmembrane transporter activity integral to membrane|plasma membrane YKL079W SMY1 hom FT VESICLE-MEDIATED TRANSPORT|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0126748926365421 0.462933460727034 1472 Protein that interacts with Myo2p, proposed to be involved in exocytosis; N-terminal domain is related to the motor domain of kinesins exocytosis motor activity incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip YDL027C_p YDL027C hom FT MITOCHONDRION 0.0126594011986447 0.463480449996381 1473 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 YPL108W_p YPL108W hom 0.012651958876603 0.463810011629589 1474 Cytoplasmic protein of unknown function; non-essential gene that is induced in a GDH1 deleted strain with altered redox metabolism; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm 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 0.0126096215526981 0.465573452379815 1475 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 YIR034C LYS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0126055500004136 0.465384686769621 1476 Saccharopine dehydrogenase (NAD+, L-lysine-forming), catalyzes the conversion of saccharopine to L-lysine, which is the final step in the lysine biosynthesis pathway; also has mRNA binding activity lysine biosynthetic process|lysine biosynthetic process via aminoadipic acid saccharopine dehydrogenase (NAD+, L-lysine-forming) activity|mRNA binding cytoplasm YIL104C SHQ1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0125958569989629 0.465794416760074 1477 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 YER156C_p YER156C hom FT NUCLEUS 0.0125914109198348 0.465885379451689 1478 Putative protein of unknown function; interacts with Hsp82p and copurifies with Ipl1p; expression is copper responsive and downregulated in strains deleted for MAC1, a copper-responsive transcription factor; similarity to mammalian MYG1 biological_process molecular_function nucleus|cytoplasm YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0125903688191518 0.46625494799304 1479 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 YMR062C ARG7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0125832348646879 0.466241528794119 1480 Mitochondrial ornithine acetyltransferase, catalyzes the fifth step in arginine biosynthesis; also possesses acetylglutamate synthase activity, regenerates acetylglutamate while forming ornithine fungal-type cell wall organization|ornithine biosynthetic process|arginine biosynthetic process acetyl-CoA:L-glutamate N-acetyltransferase activity|glutamate N-acetyltransferase activity mitochondrion|mitochondrial matrix YNL161W CBK1 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0125787483606877 0.466400510930538 1481 Serine/threonine protein kinase of the the RAM signaling network; Ndr/LATS family member; binds regulatory subunit Mob2p; involved in regulation of cellular morphogenesis, polarized growth, and septum destruction; phosphorylation by Cbk1p regulates localization and activity of Ace2p transcription factor and Ssd1p translational repressor; Cbk1p activity is regulated by both phosphorylation and specific localization; relocalizes to cytoplasm upon DNA replication stress regulation of fungal-type cell wall organization|establishment or maintenance of cell polarity|protein phosphorylation|establishment or maintenance of actin cytoskeleton polarity|budding cell apical bud growth|Unknown protein serine/threonine kinase activity incipient cellular bud site|cellular bud|cellular bud neck|cellular bud tip|cytoplasm|cell cortex|nucleus|mating projection tip YLR395C COX8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0125539262987087 0.467214230039114 1482 Subunit VIII of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YHR014W SPO13 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0125371698042853 0.467808935804109 1483 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 YHR157W REC104 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0125246730515107 0.468252731595892 1484 Protein involved in early stages of meiotic recombination; required for meiotic crossing over; forms a complex with Rec102p and Spo11p necessary during the initiation of recombination meiotic DNA double-strand break formation|reciprocal meiotic recombination molecular_function condensed nuclear chromosome YOR199W_d YOR199W hom 0.0125035074435844 0.469336482365366 1485 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR173C UMP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0124869649670444 0.469593266006327 1486 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 YMR225C MRPL44 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0124733423307572 0.470078075967143 1487 Mitochondrial ribosomal protein of the large subunit; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0124721490013168 0.470319215089847 1488 Receptor protein involved in selective autophagy during starvation; specifically involved in the transport of cargo protein alpha-mannosidase (Ams1p); Atg19p paralog protein complex assembly|protein complex localization protein binding, bridging CVT complex YCL033C MXR2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0124703880303897 0.470646964113053 1489 Methionine-R-sulfoxide reductase, involved in the response to oxidative stress; protects iron-sulfur clusters from oxidative inactivation along with MXR1; involved in the regulation of lifespan cellular response to oxidative stress peptide-methionine (R)-S-oxide reductase activity mitochondrion YJL103C GSM1 hom FT TRANSCRIPTION FROM RNA POL II|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0124574733588509 0.470643178101889 1490 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 YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0124500038773278 0.470909299814669 1491 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 YBL082C ALG3 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0124467071092209 0.471026783034876 1492 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 YMR240C CUS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0124465692097382 0.471031697555963 1493 Protein required for assembly of U2 snRNP into the spliceosome, forms a complex with Hsh49p and Hsh155p spliceosomal complex assembly|mRNA splicing, via spliceosome molecular_function U2 snRNP|U2-type prespliceosome YNR045W PET494 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0124390864251764 0.471298414647427 1494 Mitochondrial translational activator specific for the COX3 mRNA, acts together with Pet54p and Pet122p; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YLR461W PAU4 hom 0.0124237548191375 0.471845155863887 1495 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 YHR078W_p YHR078W hom 0.0124186581401963 0.472026986159736 1496 High osmolarity-regulated gene of unknown function biological_process molecular_function integral to membrane YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0123903346563932 0.473038164167617 1497 Mitochondrial translational activator specific for the COX3 mRNA, acts together with Pet54p and Pet494p; located in the mitochondrial inner membrane positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis translation initiation factor activity mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YGR266W YGR266W hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0123660459945449 0.473906242950197 1498 Protein of unknown function; predicted to contain a single transmembrane domain; mutant has increased aneuploidy tolerance; localized to both the mitochondrial outer membrane and the plasma membrane; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|plasma membrane YGR233C PHO81 hom FT LIPID METABOLISM|NUCLEUS 0.0123511446969582 0.4744392494683 1499 Cyclin-dependent kinase (CDK) inhibitor; regulates Pho80p-Pho85p and Pcl7p-Pho85p cyclin-CDK complexes in response to phosphate levels; inhibitory activity for Pho80p-Pho85p requires myo-D-inositol heptakisphosphate (IP7) generated by Vip1p; relative distribution to the nucleus increases upon DNA replication stress phosphate-containing compound metabolic process cyclin-dependent protein kinase inhibitor activity nucleus|cytoplasm YKR055W RHO4 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0123496816011836 0.474491600877323 1500 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, likely to be involved in the establishment of cell polarity positive regulation of formin-nucleated actin cable assembly|maintenance of cell polarity|regulation of formin-nucleated actin cable assembly GTPase activity incipient cellular bud site|plasma membrane|cellular bud neck YOR175C ALE1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0123318513877494 0.475129843126004 1501 Broad-specificity lysophospholipid acyltransferase, part of MBOAT family of membrane-bound O-acyltransferases; key component of Lands cycle; may have role in fatty acid exchange at sn-2 position of mature glycerophospholipids glycerophospholipid biosynthetic process 1-acylglycerophosphocholine O-acyltransferase activity|O-acyltransferase activity|1-acylglycerol-3-phosphate O-acyltransferase activity integral to membrane|ribosome|endoplasmic reticulum YMR304W UBP15 hom FT PROTEOLYSIS 0.012288977263503 0.4769294787909 1502 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 YPL100W ATG21 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0122697711838947 0.477355707934541 1503 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 YLR089C ALT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0122584491376887 0.47776227014383 1504 Alanine transaminase (glutamic pyruvic transaminase); involved in alanine biosynthetic and catabolic processes; expression is induced in the presence of alanine; repression is mediated by Nrg1p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; paralogous gene ALT2 is catalytically inactive alanine catabolic process|alanine biosynthetic process L-alanine:2-oxoglutarate aminotransferase activity mitochondrion YDR458C HEH2 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0122561588706665 0.478172894696045 1505 Inner nuclear membrane (INM) protein; contains helix-extension-helix (HEH) motif, nuclear localization signal sequence; targeting to the INM requires the Srp1p-Kap95p karyopherins and the Ran cycle biological_process molecular_function nuclear envelope YAL002W VPS8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0122421832541363 0.478543551745196 1506 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 YFR007W YFH7 hom 0.0122377224579485 0.47876949499623 1507 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 YOR386W PHR1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0122214668909981 0.479091579862636 1508 DNA photolyase involved in photoreactivation, repairs pyrimidine dimers in the presence of visible light; induced by DNA damage; regulated by transcriptional repressor Rph1p photoreactive repair mRNA binding|deoxyribodipyrimidine photo-lyase activity mitochondrion|nucleus YIL003W CFD1 het FT RNA PROCESSING|COFACTOR METABOLISM 0.012207484801568 0.479594684876958 1509 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 YJL144W YJL144W hom 0.0122073145924844 0.479600811132596 1510 Cytoplasmic hydrophilin essential in dessication-rehydration process; expression induced by osmotic stress, starvation and during stationary phase; protein abundance increases in response to DNA replication stress cellular response to water deprivation molecular_function cytoplasm YIL140W AXL2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0122065878440582 0.479626969127597 1511 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 YHR093W_d AHT1 hom 0.0121998235596029 0.479870474626148 1512 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; multicopy suppressor of glucose transport defects, likely due to the presence of an HXT4 regulatory element in the region Unknown Unknown Unknown YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.012194160847264 0.480926718399023 1513 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 YMR202W ERG2 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0121858400609722 0.480832564004922 1514 C-8 sterol isomerase, catalyzes the isomerization of the delta-8 double bond to the delta-7 position at an intermediate step in ergosterol biosynthesis ergosterol biosynthetic process C-8 sterol isomerase activity endoplasmic reticulum YDR425W SNX41 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.0121762540714518 0.480915801331797 1515 Sorting nexin, involved in the retrieval of late-Golgi SNAREs from the post-Golgi endosome to the trans-Golgi network; interacts with Snx4p retrograde transport, endosome to Golgi phosphatidylinositol binding|phosphatidylinositol-3-phosphate binding endosome YCR090C_p YCR090C hom FT NUCLEUS 0.0121715380021002 0.481216672681514 1516 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YCR090C is not an essential gene biological_process molecular_function nucleus|cytoplasm YNL130C CPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0121708200661887 0.480915326476485 1517 Cholinephosphotransferase; required for phosphatidylcholine biosynthesis and for inositol-dependent regulation of EPT1 transcription; CPT1 has a paralog, EPT1, that arose from the whole genome duplication CDP-choline pathway diacylglycerol cholinephosphotransferase activity mitochondrial outer membrane|integral to membrane|Golgi apparatus YDR233C RTN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0121644879628383 0.481143605312697 1518 Reticulon protein; stabilizes membrane curvature; involved in nuclear pore assembly and maintenance of tubular ER morphology; mutant overexpressing RTN1 shows increase in tubular ER; interacts with exocyst subunit Sec6p, Yip3p, and Sbh1p; more abundant than Rtn2p; member of the RTNLA subfamily; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; RTN1 has a paralog, RTN2, that arose from the whole genome duplication endoplasmic reticulum tubular network organization|endoplasmic reticulum organization|endoplasmic reticulum tubular network maintenance|nuclear pore complex assembly molecular_function integral to endoplasmic reticulum membrane|mitochondrion|Golgi apparatus|endoplasmic reticulum|cortical endoplasmic reticulum|endoplasmic reticulum tubular network YOL051W GAL11 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0121568161227754 0.481747287229288 1519 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; affects transcription by acting as target of activators and repressors; forms part of the tail domain of mediator negative regulation of transcription from RNA polymerase II promoter|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|TFIIE-class binding transcription factor activity|RNA polymerase II activating transcription factor binding|TFIIE-class transcription factor binding|TFIIH-class transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0121549162714294 0.481488786541031 1520 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 YDR193W_d YDR193W hom 0.0121545876005903 0.482089495441743 1521 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL235W_p YGL235W hom 0.0121446509009559 0.481859133374839 1522 Putative protein of unknown function; potential Cdc28p substrate; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 biological_process molecular_function cellular_component YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0121443453197173 0.481870160293647 1523 Putative serine/threonine protein phosphatase of the type 2A-like phosphatase family, required for glycogen accumulation; interacts with Tap42p, which binds to and regulates other protein phosphatases glycogen metabolic process|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YBR065C ECM2 hom FT RNA PROCESSING|NUCLEUS 0.0121434416614745 0.481902769662642 1524 Pre-mRNA splicing factor, facilitates the cooperative formation of U2/U6 helix II in association with stem II in the spliceosome, function may be regulated by Slu7p mRNA splicing, via spliceosome molecular_function nucleus YDR380W ARO10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0121342955127677 0.482232884666816 1525 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 YJL074C SMC3 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0121303011176738 0.48237709424877 1526 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 YKL112W ABF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0121223408896643 0.482664552092277 1527 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 YIL161W_p YIL161W hom 0.0121186927452235 0.482992183806798 1528 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; mRNA is enriched in Scp160p-associated mRNPs; YIL161W is a non-essential gene biological_process molecular_function cytoplasm YDR296W MHR1 hom FT MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0120870444581988 0.483940288465329 1529 Protein involved in homologous recombination in mitochondria; required for recombination-dependent mtDNA partitioning; involved in stimulation of mitochondrial DNA replication in response to oxidative stress cellular response to oxidative stress|positive regulation of mitochondrial DNA replication|regulation of transcription, DNA-dependent|mitochondrial genome maintenance|DNA recombination single-stranded DNA binding|recombinase activity|DNA binding mitochondrion|nucleus YML080W DUS1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0120794708428459 0.484214263415724 1530 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus3p, and Dus4p; modifies pre-tRNA(Phe) at U17 tRNA modification tRNA dihydrouridine synthase activity nucleus YAR015W ADE1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.012072414825018 0.484534734876492 1531 N-succinyl-5-aminoimidazole-4-carboxamide ribotide (SAICAR) synthetase, required for 'de novo' purine nucleotide biosynthesis; red pigment accumulates in mutant cells deprived of adenine; protein abundance increases in response to DNA replication stress purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolesuccinocarboxamide synthase activity nucleus|cytoplasm YDR165W TRM82 hom FT RNA PROCESSING|NUCLEUS 0.0120661369799166 0.484696819089538 1532 Catalytic subunit of a tRNA methyltransferase complex; Trm8p and Trm82p comprise an enzyme that catalyzes a methyl-transfer from S-adenosyl-l-methionine to the N(7) atom of guanine at position 46 in tRNA; Trm8 lacks catalytic activity if not bound to Trm82p tRNA methylation tRNA (guanine-N7-)-methyltransferase activity tRNA methyltransferase complex|nucleus YGL018C JAC1 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0120626672892482 0.484822430714831 1533 Specialized J-protein that functions with Hsp70 in Fe-S cluster biogenesis in mitochondria, involved in iron metabolism; contains a J domain typical to J-type chaperones; localizes to the mitochondrial matrix iron-sulfur cluster assembly|aerobic respiration chaperone binding mitochondrion YDL083C RPS16B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.012062018985678 0.485171628591567 1534 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 YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0120522582623385 0.485199369704848 1535 Iron-sulfer protein required for synthesis of Wybutosine modified tRNA; Wybutosine is a modified guanosine found at the 3'-position adjacent to the anticodon of phenylalanine tRNA which supports reading frame maintenance by stabilizing codon-anticodon interactions; induction by Yap5p in response to iron provides protection from high iron toxicity; overexpression results in increased cellular iron wybutosine biosynthetic process molecular_function endoplasmic reticulum YDL046W NPC2 hom 0.0120353034161014 0.486139044961847 1536 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 YOL015W IRC10 hom 0.0119919929477298 0.487644625210741 1537 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YOL060C MAM3 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS 0.0119772651672637 0.487919754489243 1538 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 YIL134C-A_p YIL134C-A hom 0.011964821874656 0.488371930916576 1539 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YER150W SPI1 hom 0.0119617842000057 0.488741782372458 1540 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 YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0119367563245058 0.489716603413992 1541 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 YGL210W YPT32 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0119348652163174 0.489655774199266 1542 Rab family GTPase involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; protein abundance increases in response to DNA replication stress; YPT32 has a paralog, YPT31, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity endosome|mitochondrial outer membrane|Golgi apparatus YER130C_p YER130C hom FT NUCLEUS 0.0118883706309481 0.491413636623993 1543 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 YGL226W MTC3 hom FT MITOCHONDRION 0.0118871047673056 0.491201193696779 1544 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 YNL073W MSK1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.0118864877933746 0.491223689558527 1545 Mitochondrial lysine-tRNA synthetase, required for import of both aminoacylated and deacylated forms of tRNA(Lys) into mitochondria and for aminoacylation of mitochondrially encoded tRNA(Lys) tRNA import into mitochondrion|lysyl-tRNA aminoacylation|mitochondrial lysyl-tRNA aminoacylation|mitochondrial translation lysine-tRNA ligase activity mitochondrion YNL034W_p YNL034W hom 0.0118405538069282 0.492900068968143 1546 Putative protein of unknown function; YNL034W is not an essential gene biological_process molecular_function cellular_component YDL037C BSC1 hom 0.0118284044439889 0.493343976757824 1547 Protein of unconfirmed function, similar to cell surface flocculin Flo11p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression biological_process molecular_function cellular_component YIL110W HPM1 hom FT NUCLEUS 0.0118172388447876 0.493816551892835 1548 AdoMet-dependent methyltransferase involved in a novel 3-methylhistidine modification of ribosomal protein Rpl3p; seven beta-strand MTase family member; null mutant exhibits a weak vacuolar protein sorting defect and caspofungin resistance peptidyl-histidine methylation, to form tele-methylhistidine S-adenosylmethionine-dependent methyltransferase activity|protein-histidine N-methyltransferase activity nucleus|cytoplasm YDR341C YDR341C het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0117955595202156 0.494545119875331 1549 Arginyl-tRNA synthetase, proposed to be cytoplasmic but the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies cytoplasmic translation|arginyl-tRNA aminoacylation arginine-tRNA ligase activity mitochondrion|cytoplasm YDR219C MFB1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0117735251353446 0.495351795252813 1550 Mitochondria-associated F-box protein involved in maintenance of normal mitochondrial morphology; interacts with Skp1p through the F-box motif; preferentially localizes to the mother cell during budding SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|mitochondrion organization molecular_function extrinsic to mitochondrial outer membrane|SCF ubiquitin ligase complex YBL053W_d YBL053W hom 0.011760879490979 0.49581506734836 1551 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL024C SSA2 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0117577331691203 0.495994618014935 1552 ATP binding protein involved in protein folding and vacuolar import of proteins; member of heat shock protein 70 (HSP70) family; associated with the chaperonin-containing T-complex; present in the cytoplasm, vacuolar membrane and cell wall; 98% identical with paralog Ssa1p, 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 protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity|ATP binding cytosol|fungal-type vacuole membrane|mitochondrion|fungal-type cell wall|plasma membrane|polysome|chaperonin-containing T-complex|cytoplasm YNR024W MPP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0117568226569029 0.49615652075158 1553 Nuclear exosome-associated RNA binding protein; involved in surveillance of pre-rRNAs and pre-mRNAs, and the degradation of cryptic non-coding RNAs (ncRNA); copurifies with ribosomes nuclear mRNA surveillance of spliceosomal pre-mRNA splicing|nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) poly(U) RNA binding ribosome|nucleus|nuclear exosome (RNase complex)|TRAMP complex YLR307C-A_p YLR307C-A hom 0.0117114153510505 0.497950105491428 1554 Putative protein of unknown function biological_process molecular_function cellular_component YPL203W TPK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.011672909495421 0.499044227297761 1555 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk3p; localizes to P-bodies during stationary phase protein phosphorylation|Ras protein signal transduction|invasive growth in response to glucose limitation cAMP-dependent protein kinase activity|protein kinase activity nucleus|cAMP-dependent protein kinase complex YJR084W YJR084W hom FT RNA PROCESSING|SIGNALING|NUCLEUS|CHROMOSOME 0.0116699940260101 0.49915143782849 1556 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 YNL278W CAF120 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|SITE OF POLARIZED GROWTH 0.0116692625136031 0.499178339646963 1557 Part of the CCR4-NOT transcriptional regulatory complex; involved in controlling mRNA initiation, elongation, and degradation; CAF120 has a paralog, SKG3, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT complex YML096W_p YML096W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0116535092301496 0.499949727846532 1558 Putative protein of unknown function with similarity to asparagine synthetases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YML096W is not an essential gene and partially overlaps the verified gene RAD10 biological_process molecular_function cytoplasm YOL110W SHR5 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.011643047719299 0.500142912767814 1559 Subunit of a palmitoyltransferase, composed of Shr5p and Erf2p, that adds a palmitoyl lipid moiety to heterolipidated substrates such as Ras1p and Ras2p through a thioester linkage; palmitoylation is required for Ras2p membrane localization protein targeting to membrane|protein palmitoylation palmitoyltransferase activity endoplasmic reticulum palmitoyltransferase complex|extrinsic to endoplasmic reticulum membrane YMR254C_d YMR254C hom 0.0116346300607643 0.50045284994844 1560 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR116C RPO31 het FF|FT NUCLEUS 0.0116280734398145 0.500694334462128 1561 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 YPR030W CSR2 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0115992373166276 0.501757119687423 1562 Nuclear ubiquitin protein ligase binding protein; may regulate utilization of nonfermentable carbon sources and endocytosis of plasma membrane proteins; overproduction suppresses chs5 spa2 lethality at high temp; ubiquitinated by Rsp5p, deubiquitinated by Ubp2p; CSR2 has a paralog, ECM21, that arose from the whole genome duplication fungal-type cell wall organization|regulation of transcription from RNA polymerase II promoter|ubiquitin-dependent endocytosis ubiquitin protein ligase binding nucleus YOR362C PRE10 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.011587717890817 0.502182013473088 1563 Alpha 7 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 mRNA binding mitochondrion|proteasome core complex, alpha-subunit complex|nucleus|proteasome storage granule|nuclear outer membrane-endoplasmic reticulum membrane network YOR077W RTS2 het FT NUCLEUS 0.0115852010979761 0.502274870644015 1564 Basic zinc-finger protein, similar to human and mouse Kin17 proteins which are chromatin-associated proteins involved in UV response and DNA replication biological_process molecular_function nucleus|cytoplasm YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0115812342077837 0.502421247642175 1565 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 YFL028C CAF16 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0115490056417924 0.503611306874033 1566 Part of evolutionarily-conserved CCR4-NOT regulatory complex; contains single ABC-type ATPase domain but no transmembrane domain; interacts with several subunits of Mediator regulation of transcription from RNA polymerase II promoter ATPase activity CCR4-NOT complex|cytoplasm YNL168C_p FMP41 hom FT MITOCHONDRION 0.0115468884934015 0.503689535891371 1567 Putative protein of unknown function; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YJR047C ANB1 hom FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|RIBOSOME 0.0115278809597113 0.504392154809216 1568 Translation elongation factor eIF-5A; previously thought to function in translation initiation; undergoes an essential hypusination modification; expressed under anaerobic conditions; ANB1 has a paralog, HYP2, that arose from the whole genome duplication translational frameshifting|positive regulation of translational termination|positive regulation of translational elongation ribosome binding|RNA binding|translation elongation factor activity cytosolic ribosome YBR214W SDS24 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION 0.0114996622926758 0.505436218021319 1569 Protein involved in cell separation during budding; one of two S. cerevisiae homologs (Sds23p and Sds24p) of the S. pombe Sds23 protein, which is implicated in APC/cyclosome regulation; may play an indirect role in fluid-phase endocytosis; protein abundance increases in response to DNA replication stress; SDS24 has a paralog, SDS23, that arose from the whole genome duplication endocytosis|cytokinetic cell separation molecular_function cytoplasm YIR038C GTT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0114821971767155 0.506146400837964 1570 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 YBR038W CHS2 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.0114755776579579 0.506391625693191 1571 Chitin synthase II; catalyzes transfer of N-acetylglucosamine (GlcNAc) to chitin upon activation of zymogenic form; required for chitin synthesis in the primary septum during cytokinesis; localization regulated by Cdk1p during mitosis; phosphorylation by Dbf2p kinase regulates its dynamics and chitin synthesis during cytokinesis actomyosin contractile ring contraction|cytokinesis chitin synthase activity integral to membrane|cellular bud neck YDL082W RPL13A hom FT TRANSLATION|RIBOSOME 0.0114495179607827 0.50729431248221 1572 Ribosomal 60S subunit protein L13A; not essential for viability; homologous to mammalian ribosomal protein L13, no bacterial homolog; RPL13A has a paralog, RPL13B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0114423108565757 0.507561665624847 1573 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 YMR189W GCV2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0114098239524346 0.50908382843272 1574 P subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; expression is regulated by levels of 5,10-methylene-THF in the cytoplasm glycine decarboxylation via glycine cleavage system|one-carbon metabolic process glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0113777740092866 0.509959001879342 1575 High-affinity histidine permease, also involved in the transport of manganese ions manganese ion transport|histidine transport high affinity L-histidine transmembrane transporter activity integral to membrane|plasma membrane YGR234W YHB1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0113706395390137 0.51047676410033 1576 Nitric oxide oxidoreductase; flavohemoglobin involved in nitric oxide detoxification; plays a role in the oxidative and nitrosative stress responses; protein increases in abundance and relocalizes from nucleus to cytoplasmic foci upon DNA replication stress response to stress nitric oxide reductase activity cytosol|mitochondrion|mitochondrial matrix|cytoplasm YBL073W_d YBL073W het 0.011369612087117 0.510262612307885 1577 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene AAR2/YBL074C Unknown Unknown Unknown YJR032W CPR7 hom 0.0113676800874932 0.510334493427287 1578 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 refolding|response to stress unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytosol YLR287C_p YLR287C hom 0.0112600321035981 0.514347944723083 1579 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 YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.011257732951437 0.51443384282227 1580 Protein containing a C-terminal SH3 domain; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; protein abundance increases in response to DNA replication stress; LSB3 has a paralog, YSC84, that arose from the whole genome duplication actin cortical patch localization molecular_function mitochondrion|cellular bud neck|cytoplasm YBL104C SEA4 hom 0.0112535561228939 0.514589911430351 1581 Subunit of the SEA (Seh1-associated) complex, a coatomer-related complex that associates dynamically with the vacuole; has an N-terminal beta-propeller fold and a C-terminal RING motif; promoter contains multiple GCN4 binding sites biological_process molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane|cytoplasm YDR180W SCC2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0112496452050235 0.514798756214682 1582 Subunit of cohesin loading factor (Scc2p-Scc4p), a complex required for loading of cohesin complexes onto chromosomes; involved in establishing sister chromatid cohesion during DSB repair via histone H2AX; evolutionarily-conserved adherin double-strand break repair|establishment of protein localization to chromatin|protein localization to chromatin|2-micrometer plasmid partitioning|mitotic chromosome condensation|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|establishment of mitotic sister chromatid cohesion|rDNA condensation|tRNA gene clustering molecular_function nuclear chromatin|2-micrometer circle DNA|SMC loading complex YER097W_d YER097W hom 0.0111949037326199 0.516784072949835 1583 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAR019C CDC15 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0111643653631976 0.517928415721993 1584 Protein kinase of the Mitotic Exit Network; localized to the spindle pole bodies at late anaphase; promotes mitotic exit by directly switching on the kinase activity of Dbf2p; required for spindle disassembly after meiosis II; relocalizes to the cytoplasm upon DNA replication stress regulation of exit from mitosis|protein phosphorylation|meiotic anaphase II|cytokinesis protein kinase activity spindle pole body|cellular bud neck YKR080W MTD1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0111579401967025 0.518169348162621 1585 NAD-dependent 5,10-methylenetetrahydrafolate dehydrogenase, plays a catalytic role in oxidation of cytoplasmic one-carbon units; expression is regulated by Bas1p and Bas2p, repressed by adenine, and may be induced by inositol and choline folic acid-containing compound biosynthetic process|one-carbon metabolic process|purine nucleobase biosynthetic process methylenetetrahydrofolate dehydrogenase (NAD+) activity cytosol YGL085W_p LCL3 hom FT MITOCHONDRION 0.0111421594951142 0.519073183131813 1586 Putative protein of unknown function; mutant has long chronological lifespan; has homology to Staphylococcus aureus nuclease; GFP-fusion protein localizes to mitochondria; is induced in response to the DNA-damaging agent MMS biological_process molecular_function mitochondrion YKL041W VPS24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0111414291393584 0.518788749347502 1587 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 YDL079C MRK1 hom FT PROTEIN PHOSPHORYLATION 0.0110965927738784 0.520472682057785 1588 Glycogen synthase kinase 3 (GSK-3) homolog; one of four GSK-3 homologs in S. cerevisiae that function to activate Msn2p-dependent transcription of stress responsive genes and that function in protein degradation regulation of protein catabolic process|protein phosphorylation|response to stress protein serine/threonine kinase activity cellular_component YMR193W MRPL24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0110761571100781 0.521303248385118 1589 Mitochondrial ribosomal protein of the large subunit; two mitochondrial ribosomal proteins, YmL14 and YmL24, have been assigned to the same gene mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR194W-A_p YDR194W-A hom 0.0110519686210513 0.522461791315155 1590 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBR061C TRM7 hom FT RNA PROCESSING|TRANSLATION 0.0110470680312213 0.522397993334838 1591 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 YDR337W MRPS28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0110370570089124 0.522775023343537 1592 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|RNA binding mitochondrion|mitochondrial small ribosomal subunit YDR075W PPH3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0110040713609377 0.523956414005835 1593 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 YLR227C ADY4 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0109737233996879 0.525163494459289 1594 Structural component of the meiotic outer plaque, which is a membrane-organizing center that assembles on the cytoplasmic face of the spindle pole body during meiosis II and triggers the formation of the prospore membrane sporulation resulting in formation of a cellular spore structural molecule activity spindle pole body YGL136C MRM2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.01096134778118 0.525569119137776 1595 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 YER008C SEC3 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0109317864263371 0.526871434580891 1596 Subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to sites of exocytosis prior to SNARE-mediated fusion; PtdIns[4,5]P2-binding protein that localizes to exocytic sites in a Rho1p-dependent, actin-independent manner, targeting and anchoring the exocyst to the plasma membrane with Exo70p; direct GTP Rho1p effector; required for ER inheritance; relocalizes away from bud neck upon DNA replication stress exocytosis|Golgi to plasma membrane transport|endoplasmic reticulum inheritance|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|exocyst|cellular bud tip YOL125W TRM13 hom FT RNA PROCESSING|NUCLEUS 0.0109229986682066 0.527018857567305 1597 2'-O-methyltransferase responsible for modification of tRNA at position 4; C-terminal domain has similarity to Rossmann-fold (RFM) superfamily of RNA methyltransferases tRNA methylation tRNA methyltransferase activity nucleus|cytoplasm YER109C FLO8 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0109090886316877 0.527545212162479 1598 Transcription factor required for flocculation, diploid filamentous growth, and haploid invasive growth; genome reference strain S288C and most laboratory strains have a mutation in this gene biofilm formation|Unknown|positive regulation of starch catabolic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of invasive growth in response to glucose limitation by 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|cytoplasm YPL071C_p YPL071C hom FT NUCLEUS 0.0108815354617645 0.528588612258749 1599 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm 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 0.0108413824587883 0.530295072106971 1600 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 YFL049W SWP82 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0108157830047973 0.531144049838827 1601 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 YJR038C_d YJR038C hom 0.010815472721775 0.531094586837028 1602 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR095C RXT2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0108153140083582 0.531406969310735 1603 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 YGR015C_p YGR015C hom FT MITOCHONDRION 0.0107764183603005 0.532578873740235 1604 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion biological_process molecular_function mitochondrion YMR326C_d YMR326C hom 0.0107724008620745 0.532731680381221 1605 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the telomere on the right arm of chromosome 13 Unknown Unknown Unknown YIL127C_p RRT14 hom FT NUCLEUS 0.0107706135328767 0.533227572767483 1606 Putative protein of unknown function; identified in a screen for mutants with decreased levels of rDNA transcription; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; predicted to be involved in ribosome biogenesis biological_process molecular_function nucleolus YMR119W ASI1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0107628408337047 0.534196481653647 1607 Putative integral membrane E3 ubiquitin ligase; acts with Asi2p and Asi3p to ensure the fidelity of SPS-sensor signalling by maintaining the dormant repressed state of gene expression in the absence of inducing signals; ASI1 has a paralog, ASI3, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity integral to membrane|nuclear inner membrane|endoplasmic reticulum membrane YGR146C-A_p YGR146C-A hom 0.0107395964597166 0.533980233968452 1608 Putative protein of unknown function biological_process molecular_function cellular_component YPL274W SAM3 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0107307192107279 0.534318360729315 1609 High-affinity S-adenosylmethionine permease, required for utilization of S-adenosylmethionine as a sulfur source; has similarity to S-methylmethionine permease Mmp1p spermidine transport|putrescine transport|S-adenosylmethionine transport S-adenosylmethionine transmembrane transporter activity|spermidine transmembrane transporter activity|putrescine transmembrane transporter activity integral to membrane|plasma membrane YHR092C HXT4 hom FT PLASMA MEMBRANE 0.0107259409433035 0.534500405529355 1610 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 YDR146C SWI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0106951276546757 0.535675096352735 1611 Transcription factor that recruits Mediator and Swi/Snf complexes; activates transcription of genes expressed at the M/G1 phase boundary and in G1 phase; required for expression of the HO gene controlling mating type switching; localization to nucleus occurs during G1 and appears to be regulated by phosphorylation by Cdc28p kinase; SWI5 has a paralog, ACE2, that arose from the whole genome duplication positive regulation of mating type switching|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription on exit from mitosis, from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|mediator complex binding nucleus|cytoplasm YPL128C TBF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0106945803122687 0.535695974357501 1612 Telobox-containing general regulatory factor; binds TTAGGG repeats within subtelomeric anti-silencing regions (STARs), blocking silent chromatin propagation; binds majority of snoRNA gene promoters, required for full snoRNA expression; caps DSB flanked by long T2AG3 repeats and blocks checkpoint activation telomere maintenance via telomere lengthening|negative regulation of chromatin silencing|snoRNA transcription from an RNA polymerase II promoter|negative regulation of telomere maintenance via telomerase RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|chromatin insulator sequence binding|telomeric DNA binding nuclear chromosome, telomeric region|nucleus YHR022C-A_p YHR022C-A hom 0.0106845946059382 0.536076944258365 1613 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YHL015W-A_p YHL015W-A hom 0.0106701050491247 0.536933810774581 1614 Putative protein of unknown function biological_process molecular_function cellular_component YOL013W-A_p YOL013W-A hom 0.0106450965430151 0.537585190441069 1615 Putative protein of unknown function; identified by SAGE biological_process molecular_function integral to membrane YLR126C YLR126C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0106293721260854 0.538186224671048 1616 Putative glutamine amidotransferase; has Aft1p-binding motif in the promoter; may be involved in copper and iron homeostasis; YLR126C is not an essential protein; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress cellular copper ion homeostasis|cellular iron ion homeostasis molecular_function cytoplasm YBR031W RPL4A hom FT TRANSLATION|RIBOSOME 0.0106278695229193 0.53824367629484 1617 Ribosomal 60S subunit protein L4A; N-terminally acetylated; homologous to mammalian ribosomal protein L4 and bacterial L4; RPL4A has a paralog, RPL4B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR037C SCO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0105722664479108 0.540371805277556 1618 Copper-binding protein of mitochondrial inner membrane; required for cytochrome c oxidase activity and respiration; may function to deliver copper to cytochrome c oxidase; similar to thioredoxins; SCO1 has a paralog, SCO2, that arose from the whole genome duplication copper ion transport|response to redox state|protein complex assembly copper ion binding|thioredoxin peroxidase activity mitochondrion|mitochondrial inner membrane YLL041C SDH2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0105712468838404 0.540712938366346 1619 Iron-sulfur protein subunit of succinate dehydrogenase (Sdh1p, Sdh2p, Sdh3p, Sdh4p), which couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain mitochondrial electron transport, succinate to ubiquinone|cellular respiration|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion|mitochondrial membrane YJR011C_p YJR011C hom 0.010558392863337 0.540903452028769 1620 Putative protein of unknown function; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS biological_process molecular_function cellular_component YMR293C HER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0105491155504369 0.541560786961049 1621 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; required for remodeling of ER caused by Hmg2p overexpression; similar to bacterial GatA glutamyl-tRNA amidotransferase endoplasmic reticulum organization|glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YJL092W SRS2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0105458304195191 0.541385080118099 1622 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 YLR027C AAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.010536290949285 0.541750954180019 1623 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 YAL049C AIM2 hom 0.0105284607610012 0.542051363084398 1624 Cytoplasmic protein involved in mitochondrial function or organization; null mutant displays reduced frequency of mitochondrial genome loss; potential Hsp82p interactor biological_process molecular_function cytoplasm YJL146W IDS2 hom FT CELL CYCLE|NUCLEUS 0.0105247221473341 0.54219482606926 1625 Protein involved in modulation of Ime2p activity during meiosis, appears to act indirectly to promote Ime2p-mediated late meiotic functions; found in growing cells and degraded during sporulation meiosis molecular_function nucleus|cytoplasm YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0105133405216139 0.54263169322211 1626 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 YPR130C_d YPR130C hom 0.0105038408842985 0.542996457193669 1627 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER103W SSA4 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0105004581785242 0.543126374693999 1628 Heat shock protein that is highly induced upon stress; plays a role in SRP-dependent cotranslational protein-membrane targeting and translocation; member of the HSP70 family; cytoplasmic protein that concentrates in nuclei upon starvation; SSA4 has a paralog, SSA3, that arose from the whole genome duplication protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity nucleus|cytoplasm YIL013C PDR11 hom FT NUCLEOTIDE METABOLISM 0.0104903808578786 0.543814117187466 1629 ATP-binding cassette (ABC) transporter, multidrug transporter involved in multiple drug resistance; mediates sterol uptake when sterol biosynthesis is compromised; regulated by Pdr1p; required for anaerobic growth sterol transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YFR055W_p IRC7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0104867253762883 0.543653960845287 1630 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 YLR203C MSS51 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0104862634317123 0.543671712240618 1631 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 YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0104762139242928 0.544057961461689 1632 Conserved protein involved in autophagy and the Cvt pathway; undergoes conjugation with Atg12p to form a complex involved in Atg8p lipidation; conjugated Atg12p also forms a complex with Atg16p that is essential for autophagosome formation C-terminal protein lipidation|mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy|CVT pathway Atg8 ligase activity cytosol|Atg12-Atg5-Atg16 complex|pre-autophagosomal structure|autophagic vacuole YNL261W ORC5 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0104696225695558 0.544491479882056 1633 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing regulation of chromatin silencing at telomere|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette DNA replication origin binding|ATP binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YLR188W MDL1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.010425875250353 0.545994760721509 1634 Mitochondrial inner membrane half-type ATP-binding cassette (ABC) transporter, mediates export of peptides generated upon proteolysis of mitochondrial proteins, plays a role in the regulation of cellular resistance to oxidative stress oligopeptide transport|oligopeptide export from mitochondrion ATPase activity|oligopeptide-transporting ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YOL138C RTC1 hom 0.0104120536503485 0.546527149173277 1635 Subunit of the SEA (Seh1-associated) complex, a coatomer-related complex that associates dynamically with the vacuole; null mutation suppresses cdc13-1 temperature sensitivity; has N-terminal WD-40 repeats and a C-terminal RING motif biological_process molecular_function ribosome|fungal-type vacuole|Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YFL001W DEG1 hom FT RNA PROCESSING|NUCLEUS 0.0104090430313639 0.547181814320025 1636 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 YJL194W CDC6 het FT CELL CYCLE|CELL DIVISION|GENE SILENCING|NUCLEUS|PLASMA MEMBRANE 0.010399522557719 0.547010051162811 1637 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 YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.010387352928126 0.547538949323981 1638 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Gcs1p retrograde vesicle-mediated transport, Golgi to ER|COPI coating of Golgi vesicle|ER to Golgi vesicle-mediated transport ARF GTPase activator activity COPI-coated vesicle|endoplasmic reticulum-Golgi intermediate compartment|COPI vesicle coat YIR037W HYR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0103303992296514 0.549915724142403 1639 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 YML052W SUR7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0102992822446858 0.550880523856132 1640 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 YER074W RPS24A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0102713487146802 0.551961485874748 1641 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 YER059W PCL6 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0102657444845439 0.55229704070794 1642 Pho85p cyclin of the Pho80p subfamily; forms the major Glc8p kinase together with Pcl7p and Pho85p; involved in the control of glycogen storage by Pho85p; stabilized by Elongin C binding regulation of glycogen catabolic process|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YJL173C RFA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0102638444046917 0.552252062389184 1643 Subunit of heterotrimeric Replication Protein A (RPA); RPA is a highly conserved single-stranded DNA binding protein complex involved in DNA replication, repair, and recombination; protein abundance increases in response to DNA replication stress 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|double-strand break repair via homologous recombination|DNA replication|protein ubiquitination double-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex YLR453C RIF2 hom FT NUCLEUS|CHROMOSOME 0.0102585569781001 0.552516090037473 1644 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 YGL053W PRM8 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0102454896824863 0.552963096943513 1645 Pheromone-regulated protein with 2 predicted transmembrane segments and an FF sequence, a motif involved in COPII binding; forms a complex with Prp9p in the ER; member of DUP240 gene family biological_process molecular_function integral to membrane|endoplasmic reticulum|plasma membrane YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.0102367966197227 0.553300009729443 1646 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 YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.010224392332989 0.553780930653252 1647 Intra-Golgi v-SNARE, required for transport of proteins between an early and a later Golgi compartment intra-Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|Golgi membrane YLR365W_d YLR365W hom 0.0102142670924899 0.554232723919416 1648 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps dubious gene YLR364C-A; YLR365W is not an essential gene Unknown Unknown Unknown YKL082C RRP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0102053469059261 0.554519730202386 1649 Essential protein, constituent of 66S pre-ribosomal particles; interacts with proteins involved in ribosomal biogenesis and cell polarity; member of the SURF-6 family ribosomal small subunit biogenesis|ribosomal large subunit biogenesis molecular_function cytosolic large ribosomal subunit|nucleolus YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0101889152823107 0.555157523520132 1650 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 YBL097W BRN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0101888776364091 0.555158985156709 1651 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 YMR303C ADH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0101582801993917 0.556347579783997 1652 Glucose-repressible alcohol dehydrogenase II, catalyzes the conversion of ethanol to acetaldehyde; involved in the production of certain carboxylate esters; regulated by ADR1 ethanol metabolic process|NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity cytoplasm YMR228W MTF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0101550988964255 0.556471232521145 1653 Mitochondrial RNA polymerase specificity factor; has structural similarity to S-adenosylmethionine-dependent methyltransferases and functional similarity to bacterial sigma-factors; Mtf1p interacts with and stabilizes the Rpo41p-promoter complex, enhancing DNA bending and melting to facilitate pre-initiation open complex formation transcription initiation from mitochondrial promoter mitochondrial RNA polymerase binding promoter specificity activity mitochondrion|mitochondrial DNA-directed RNA polymerase complex|mitochondrial matrix|mitochondrial intermembrane space YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.010148129660317 0.556742163652517 1654 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 YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0101084921660981 0.558519093916538 1655 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 YNL127W FAR11 hom FT CELL CYCLE|SIGNALING 0.0101068775365197 0.558347166866822 1656 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far10p; has similarity to the N- and C-termini of N. crassa HAM-2 re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YER147C SCC4 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0100760998761022 0.559546100962987 1657 Subunit of cohesin loading factor (Scc2p-Scc4p), a complex required for the loading of cohesin complexes onto chromosomes; involved in establishing sister chromatid cohesion during double-strand break repair via phosphorylated histone H2AX double-strand break repair|establishment of protein localization to chromatin|rDNA condensation|mitotic chromosome condensation|mitotic sister chromatid cohesion molecular_function nuclear chromatin|SMC loading complex YMR017W SPO20 hom FT PLASMA MEMBRANE 0.010063476865697 0.560038187136748 1658 Meiosis-specific subunit of the t-SNARE complex, required for prospore membrane formation during sporulation; similar to but not functionally redundant with Sec9p; SNAP-25 homolog ascospore-type prospore assembly SNAP receptor activity SNARE complex|prospore membrane YCR089W FIG2 hom FT CELL WALL ORG/BIOGENESIS 0.0100116593615447 0.562177024376527 1659 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 YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0100073782401529 0.562519200751296 1660 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 YBR259W YBR259W hom 0.010002424426059 0.562421165934495 1661 Protein of unknown function; YBR259W is not an essential gene; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cellular_component YFL017C GNA1 het FT CARBOHYDRATE METABOLISM|NUCLEUS 0.00999533696751763 0.5626981180258 1662 Evolutionarily conserved glucosamine-6-phosphate acetyltransferase required for multiple cell cycle events including passage through START, DNA synthesis, and mitosis; involved in UDP-N-acetylglucosamine synthesis, forms GlcNAc6P from AcCoA UDP-N-acetylglucosamine biosynthetic process glucosamine 6-phosphate N-acetyltransferase activity nucleus|cytoplasm YML075C HMG1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00997801912853461 0.563666116134089 1663 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 YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00995715394725684 0.565180513951096 1664 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 YGL214W_d YGL214W hom 0.00994824515104322 0.564539963928633 1665 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; deletion mutation phenotype is likely due to the overlapping verified ORF SKI8/YGL213C Unknown Unknown Unknown YDR527W RBA50 het FF|FT TRANSCRIPTION FROM RNA POL II 0.00994349512750025 0.564725906798381 1666 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 YGR173W RBG2 hom FT TRANSLATION 0.0099323229381925 0.565163365723178 1667 Protein with a role in translation; forms a complex with Gir2p; has similarity to mammalian developmentally regulated GTP-binding protein cytoplasmic translation GTP binding cytoplasm YBR203W COS111 hom FT SIGNALING|MITOCHONDRION 0.00992344607469168 0.565684993540535 1668 Protein required for resistance to the antifungal drug ciclopirox olamine; not related to the subtelomerically-encoded COS family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies signal transduction molecular_function mitochondrion YJL101C GSH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00991699023372622 0.566285868430213 1669 Gamma glutamylcysteine synthetase; catalyzes the first step in glutathione (GSH) biosynthesis; expression induced by oxidants, cadmium, and mercury; protein abundance increases in response to DNA replication stress response to cadmium ion|response to hydrogen peroxide|glutathione biosynthetic process glutamate-cysteine ligase activity intracellular YKL009W MRT4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00991650448906701 0.565840969803561 1670 Protein involved in mRNA turnover and ribosome assembly, localizes to the nucleolus nuclear-transcribed mRNA catabolic process|ribosomal large subunit assembly|ribosomal large subunit biogenesis|rRNA processing LSU rRNA binding nucleoplasm|nucleolus|nucleus|preribosome, large subunit precursor YHR190W ERG9 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00991118357878859 0.565991545012828 1671 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 YBR107C IML3 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00990543084829527 0.566217021201935 1672 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 YPL101W ELP4 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00989887901177516 0.566473870528681 1673 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 YBR082C UBC4 hom FT PROTEOLYSIS 0.00987769885334045 0.567304570750907 1674 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 YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.00987742740281994 0.567315221009377 1675 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 YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.00987178554224296 0.567594360876956 1676 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 YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00986654049736724 0.567742443517545 1677 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 YLR236C_d YLR236C hom 0.00985249310260131 0.568293916867916 1678 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00985244079774066 0.56858451297811 1679 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 YBR208C DUR1,2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0098222850743693 0.569480691805978 1680 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 YBR196C-A_p YBR196C-A hom 0.00980261187004176 0.570369210782884 1681 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL062W_d YDL062W hom 0.0097969494416714 0.570476956972297 1682 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YDL063C; YDL062W is not essential Unknown Unknown Unknown YJR093C FIP1 het FT RNA PROCESSING|NUCLEUS 0.00975867255480937 0.571983679491748 1683 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 YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.00975420339349636 0.572159725703146 1684 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 YGR071C ENV11 hom FT VACUOLAR PROTEIN PROCESSING|NUCLEUS 0.00974884503845047 0.572370832355056 1685 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing and fragmented vacuoles; deletion mutant has increased glycogen accumulation and displays elongated buds; green fluorescent protein (GFP)-fusion protein localizes to the nucleus vacuole organization|vacuolar protein processing molecular_function nucleus YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.00974655241320764 0.572461167719856 1686 Cytoplasmic protein involved in halotolerance; decreases intracellular Na+ (via Ena1p) and increases intracellular K+ by decreasing efflux; expression repressed by Ssn6p-Tup1p and Sko1p and induced by NaCl, KCl, and sorbitol through Gcn4p response to salt stress|positive regulation of transcription from RNA polymerase II promoter molecular_function cytoplasm YLL011W SOF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.009717988668202 0.573587220180997 1687 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 YMR247W-A_p YMR247W-A hom 0.00971593296474753 0.573839760241466 1688 Putative protein of unknown function biological_process molecular_function cellular_component YML010W SPT5 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00970622557437204 0.574051254892325 1689 Component of the universally conserved Spt4/5 complex (DSIF complex); the complex has multiple roles in concert with RNA polymerases I and II, including regulation of transcription elongation, RNA processing, quality control, and transcription-coupled DNA repair 7-methylguanosine mRNA capping|intracellular mRNA localization|mRNA splicing, via spliceosome|positive regulation of transcription elongation from RNA polymerase II promoter|Unknown|regulation of transcription-coupled nucleotide-excision repair core RNA polymerase I binding transcription factor activity|core RNA polymerase II binding transcription factor activity|rRNA binding|RNA polymerase II core binding|RNA polymerase I transcription factor binding|RNA polymerase I core binding DSIF complex|mitochondrion|rDNA heterochromatin|nucleus YOR121C_d YOR121C hom 0.00967603421332879 0.57552808341034 1690 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene GCY1/YOR120W Unknown Unknown Unknown YCR036W RBK1 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.00966252419279185 0.575776757295058 1691 Putative ribokinase D-ribose metabolic process ribokinase activity|ATP binding nucleus|cytoplasm YOR363C PIP2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00965424622670322 0.576103879532416 1692 Autoregulatory oleate-specific transcriptional activator of peroxisome proliferation, contains Zn(2)-Cys(6) cluster domain, forms heterodimer with Oaf1p, binds oleate response elements (OREs), activates beta-oxidation genes; PIP2 has a paralog, OAF1, that arose from the whole genome duplication cellular response to oleic acid|positive regulation of fatty acid beta-oxidation|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 integral to membrane|nucleus YMR090W_p YMR090W hom 0.00965211208284429 0.576188229186181 1693 Putative protein of unknown function with similarity to DTDP-glucose 4,6-dehydratases; GFP-fusion protein localizes to the cytoplasm; up-regulated in response to the fungicide mancozeb; not essential for viability biological_process molecular_function cytoplasm YHL024W RIM4 hom FT CELL CYCLE 0.00962917789188166 0.577095044939631 1694 Putative RNA-binding protein required for the expression of early and middle sporulation genes meiosis|reciprocal meiotic recombination|sporulation resulting in formation of a cellular spore|premeiotic DNA replication RNA binding cytoplasm YEL030W ECM10 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0096154710166684 0.577694069467063 1695 Heat shock protein of the Hsp70 family; localized in mitochondrial nucleoids, plays a role in protein translocation, interacts with Mge1p in an ATP-dependent manner; overexpression induces extensive mitochondrial DNA aggregations; ECM10 has a paralog, SSC1, that arose from the whole genome duplication protein refolding|protein targeting to mitochondrion molecular_function mitochondrial nucleoid|mitochondrion YJL190C RPS22A hom FT TRANSLATION|RIBOSOME 0.00960266949474803 0.578144021125832 1696 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15A and bacterial S8; RPS22A has a paralog, RPS22B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YEL019C MMS21 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.00959621362475221 0.578399625047098 1697 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 YAR008W SEN34 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00959617133145981 0.578401299718612 1698 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p; Sen34p contains the active site for tRNA 3' splice site cleavage and has similarity to Sen2p 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 YPR002W PDH1 hom FT KETONE METABOLISM|MITOCHONDRION 0.00957494221520878 0.579242188471136 1699 Mitochondrial protein that participates in respiration, induced by diauxic shift; homologous to E. coli PrpD, may take part in the conversion of 2-methylcitrate to 2-methylisocitrate propionate metabolic process|propionate catabolic process, 2-methylcitrate cycle 2-methylcitrate dehydratase activity mitochondrial outer membrane|mitochondrion|cytoplasm YDR411C DFM1 hom FT SIGNALING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.00954060949416118 0.580659754889873 1700 Endoplasmic reticulum (ER) localized protein involved in ER-associated protein degradation (ERAD), ER stress and homeostasis; interacts with components of ERAD-L and ERAD-C and Cdc48p; derlin-like family member similar to Der1p endoplasmic reticulum unfolded protein response|ER-associated protein catabolic process molecular_function Doa10p ubiquitin ligase complex|integral to membrane|endoplasmic reticulum|Hrd1p ubiquitin ligase ERAD-L complex YDR496C PUF6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|SITE OF POLARIZED GROWTH|RIBOSOME 0.00952195061952729 0.581625564476036 1701 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 YOR365C_p YOR365C hom 0.00951292745183794 0.58175819806359 1702 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 YIL014W MNT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00949976420422586 0.582224604696494 1703 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 YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.00949178123272888 0.582541720828698 1704 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 YDR130C FIN1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00948144022490251 0.582952627529427 1705 Spindle pole body-related intermediate filament protein; forms cell cycle-specific filaments between spindle pole bodies in dividing cells; localizes to poles and microtubules of spindle during anaphase and contributes to spindle stability; involved in Glc7p localization and regulation; relative distribution to the nucleus increases upon DNA replication stress intermediate filament cytoskeleton organization|mitotic cell cycle spindle checkpoint|mitotic spindle stabilization|mitotic sister chromatid segregation microtubule binding|structural constituent of cytoskeleton spindle microtubule|condensed nuclear chromosome kinetochore|intermediate filament|nucleus|spindle pole body|astral microtubule|spindle YJL177W RPL17B hom FT TRANSLATION|RIBOSOME 0.00948132940280932 0.582957031849445 1706 Ribosomal 60S subunit protein L17B; homologous to mammalian ribosomal protein L17 and bacterial L22; RPL17B has a paralog, RPL17A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YHR021C RPS27B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00948109764826633 0.582966242348011 1707 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S27, no bacterial homolog; RPS27B has a paralog, RPS27A, 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)|endonucleolytic cleavage of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YGR121W-A_p YGR121W-A hom 0.00945138720907236 0.584147570105607 1708 Putative protein of unknown function biological_process molecular_function cellular_component YDR105C TMS1 hom 0.0094490562580528 0.584240299009982 1709 Vacuolar membrane protein of unknown function that is conserved in mammals; predicted to contain eleven transmembrane helices; interacts with Pdr5p, a protein involved in multidrug resistance biological_process molecular_function fungal-type vacuole membrane|integral to membrane|membrane YEL059W_d HHY1 hom 0.00944895632324402 0.584244274727216 1710 Dubious open reading frame unlikely to encode a functional protein; mutant is hypersensitive to hygromycin B indicative of defects in vacuolar trafficking Unknown Unknown Unknown YAR029W_p YAR029W hom 0.00943649717279771 0.584740037009856 1711 Member of DUP240 gene family but contains no transmembrane domains; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YGL196W DSD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00943625132953101 0.584805818741045 1712 D-serine dehydratase (aka D-serine ammonia-lyase); converts D-serine to pyruvate and ammonia by a reaction dependent on pyridoxal 5'-phosphate and zinc; may play a role in D-serine detoxification; L-serine is not a substrate D-serine metabolic process D-serine ammonia-lyase activity cellular_component YMR308C PSE1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RNA LOCALIZATION|NUCLEUS 0.00941673592524414 0.585526757909854 1713 Karyopherin/importin that interacts with the nuclear pore complex; acts as the nuclear import receptor for specific proteins, including Pdr1p, Yap1p, Ste12p, and Aft1p mRNA export from nucleus|regulation of protein desumoylation|protein import into nucleus|regulation of mitosis protein transporter activity|nuclear localization sequence binding integral to membrane|nucleus|cytoplasm YGR248W SOL4 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0094028084778198 0.58613738054212 1714 6-phosphogluconolactonase; protein abundance increases in response to DNA replication stress; SOL4 has a paralog, SOL3, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch 6-phosphogluconolactonase activity cytosol|nucleus|cytoplasm YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.00939537026232861 0.586377904972729 1715 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 YHR147C MRPL6 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00936615740658453 0.587876976603521 1716 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKR083C DAD2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00933492630895683 0.588844492905172 1717 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 YLR219W MSC3 hom FT CELL CYCLE|PLASMA MEMBRANE 0.00932222793139169 0.589296019250399 1718 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; msc3 mutants are defective in directing meiotic recombination events to homologous chromatids; potential Cdc28p substrate; protein abundance increases in response to DNA replication stress reciprocal meiotic recombination molecular_function cellular_component YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00930131215758261 0.590298037659391 1719 Membrane anchor subunit of succinate dehydrogenase (Sdh1p, Sdh2p, Sdh3p, Sdh4p), which couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain mitochondrial electron transport, succinate to ubiquinone|cellular respiration|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.00929829335730943 0.590252374053739 1720 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 YKL094W YJU3 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00927864974829493 0.591037807926481 1721 Monoglyceride lipase (MGL), functional ortholog of mammalian MGL, localizes to lipid particles and membranes, also member of the eukaryotic serine hydrolase family triglyceride metabolic process serine hydrolase activity|acylglycerol lipase activity mitochondrial outer membrane|lipid particle|plasma membrane|membrane|cytoplasm YMR120C ADE17 hom FT NUCLEOTIDE METABOLISM 0.00926180616842369 0.591711667207419 1722 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE17 has a paralog, ADE16, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol|plasma membrane YMR182W-A_p YMR182W-A hom 0.00925856659993159 0.591841312706288 1723 Putative protein of unknown function biological_process molecular_function cellular_component YOR197W MCA1 hom FT PROTEOLYSIS|NUCLEUS 0.00925519161043814 0.591976391533647 1724 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 YBR293W VBA2 hom 0.00925137600149945 0.592129122520566 1725 Permease of basic amino acids in the vacuolar membrane basic amino acid transport|transmembrane transport basic amino acid transmembrane transporter activity|drug transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YPL003W ULA1 hom 0.00924044361795509 0.59256682343734 1726 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 YOL118C_d YOL118C hom 0.00923655143740227 0.592888190743168 1727 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.00922646166692465 0.593126836222366 1728 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 translational elongation translation elongation factor activity mitochondrion|ribosome|eukaryotic translation elongation factor 1 complex YJR009C TDH2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00920325131184789 0.594057004806128 1729 Glyceraldehyde-3-phosphate dehydrogenase, isozyme 2; 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; TDH2 has a paralog, TDH3, that arose from the whole genome duplication gluconeogenesis|reactive oxygen species metabolic process|glycolysis|apoptotic process glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity mitochondrion|fungal-type cell wall|lipid particle|plasma membrane|cytoplasm YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00918081059506093 0.595671713120729 1730 Subunit of the multiprotein cohesin complex, essential protein involved in chromosome segregation and in double-strand DNA break repair; SMC chromosomal ATPase family member, binds DNA with a preference for DNA with secondary structure double-strand break repair|mitotic sister chromatid cohesion|mitotic sister chromatid segregation double-stranded DNA binding|ATPase activity|AT DNA binding|DNA secondary structure binding nuclear mitotic cohesin complex YOR364W_d YOR364W hom 0.00914802541481806 0.59627289161168 1731 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 YMR243C ZRC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0091455595973936 0.596371917917292 1732 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 YDR251W PAM1 hom FT OXIDATION-REDUCTION PROCESS|SITE OF POLARIZED GROWTH 0.00912567009939369 0.597170946329223 1733 Essential protein of unknown function; exhibits variable expression during colony morphogenesis; overexpression permits survival without protein phosphatase 2A, inhibits growth, and induces a filamentous phenotype pseudohyphal growth molecular_function cellular bud|cellular bud neck YDR136C_d VPS61 hom FF 0.00912125017784156 0.59767669896253 1734 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 4% of ORF overlaps the verified gene RGP1; deletion causes a vacuolar protein sorting defect Unknown Unknown Unknown YNL062C GCD10 het FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.00910481049838315 0.598391818472346 1735 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 YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0090850798003263 0.598803104078952 1736 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 YGL256W ADH4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00907905934006874 0.599208828403396 1737 Alcohol dehydrogenase isoenzyme type IV, dimeric enzyme demonstrated to be zinc-dependent despite sequence similarity to iron-activated alcohol dehydrogenases; transcription is induced in response to zinc deficiency fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion YJR079W_p YJR079W hom 0.00906683667520486 0.600136576303095 1738 Putative protein of unknown function; mutation results in impaired mitochondrial respiration biological_process molecular_function cellular_component YOR316C-A_p YOR316C-A hom 0.00903754650623169 0.600717009392106 1739 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YHL028W WSC4 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00901910855182205 0.601731336697031 1740 ER membrane protein involved in the translocation of soluble secretory proteins and insertion of membrane proteins into the ER membrane; may also have a role in the stress response but has only partial functional overlap with WSC1-3 response to heat|SRP-dependent cotranslational protein targeting to membrane, translocation|protein targeting to ER|response to stress transmembrane signaling receptor activity endoplasmic reticulum membrane YOR082C_d YOR082C hom 0.00901569189245389 0.601597901179381 1741 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene YOR083W Unknown Unknown Unknown YDL093W PMT5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00901179899665797 0.60175487285187 1742 Protein O-mannosyltransferase, transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; acts in a complex with Pmt3p, can instead interact with Pmt2p in some conditions; target for new antifungals protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YKR047W_d YKR047W hom 0.00899824845680463 0.602301409760286 1743 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NAP1 Unknown Unknown Unknown YJR053W BFA1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON 0.00898481033887243 0.602843632998845 1744 Component of the GTPase-activating Bfa1p-Bub2p complex involved in multiple cell cycle checkpoint pathways that control exit from mitosis regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint GTPase activator activity spindle pole body YDR202C RAV2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.00897637744379718 0.60318400940186 1745 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 YLR109W AHP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.00896805714397463 0.603681936510625 1746 Thiol-specific peroxiredoxin, reduces hydroperoxides to protect against oxidative damage; function in vivo requires covalent conjugation to Urm1p cellular response to oxidative stress|response to metal ion|cell redox homeostasis thioredoxin peroxidase activity plasma membrane|cytoplasm YJL127C SPT10 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.00896725609035034 0.603552271254124 1747 Putative histone acetylase with a role in transcriptional silencing, sequence-specific activator of histone genes, binds specifically and cooperatively to pairs of UAS elements in core histone promoters, functions at or near the TATA box DNA repair|negative regulation of transcription from RNA polymerase II promoter|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette histone acetyltransferase activity|sequence-specific DNA binding nucleus YOR166C SWT1 hom FT NUCLEUS 0.00896483044614018 0.603650220239047 1748 RNA endoribonuclease involved in perinuclear mRNP quality control via the turnover of aberrant, unprocessed pre-mRNAs; interacts with subunits of THO/TREX, TREX-2, and RNA polymerase II; contains a PIN (PilT N terminus) domain nuclear mRNA surveillance of mRNP export|transcription, DNA-dependent endoribonuclease activity nucleus|cytoplasm YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00895411916044046 0.604082833818994 1749 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 YOL076W MDM20 hom FF|FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.00895096320740814 0.604480017422951 1750 Non-catalytic subunit of the NatB N-terminal acetyltransferase, which catalyzes N-acetylation of proteins with specific N-terminal sequences; involved in mitochondrial inheritance and actin assembly mitochondrion inheritance|N-terminal peptidyl-methionine acetylation|cytoskeleton organization peptide alpha-N-acetyltransferase activity NatB complex YOR376W-A_p YOR376W-A hom 0.00894503124143596 0.604449991020913 1751 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00894122025469765 0.604603986881325 1752 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 YOR124C UBP2 hom FT PROTEOLYSIS 0.0089379484131265 0.604736210785277 1753 Ubiquitin-specific protease that removes ubiquitin from ubiquitinated proteins; interacts with Rsp5p and is required for MVB sorting of membrane proteins; can cleave polyubiquitin and has isopeptidase activity protein deubiquitination|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway ubiquitin-specific protease activity cytoplasm YIR004W DJP1 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.00892663071801901 0.605193689188178 1754 Cytosolic J-domain-containing protein, required for peroxisomal protein import and involved in peroxisome assembly, homologous to E. coli DnaJ protein import into peroxisome matrix chaperone binding cytosol YNL118C DCP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00892580517957652 0.605227064769866 1755 Catalytic subunit of the Dcp1p-Dcp2p decapping enzyme complex; removes the 5' cap structure from mRNAs prior to their degradation; nudix hydrolase family member; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|deadenylation-independent decapping of nuclear-transcribed mRNA|stress granule assembly hydrolase activity|mRNA binding|m7G(5')pppN diphosphatase activity nucleus|cytoplasmic mRNA processing body|cytoplasm YGR260W TNA1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00891333604167941 0.605731278091326 1756 High affinity nicotinic acid plasma membrane permease, responsible for uptake of low levels of nicotinic acid; expression of the gene increases in the absence of extracellular nicotinic acid or para-aminobenzoate (PABA) nicotinamide mononucleotide transport nicotinamide mononucleotide transmembrane transporter activity mitochondrion|integral to membrane|integral to plasma membrane YBR195C MSI1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00891237343054515 0.605770210919514 1757 Subunit of chromatin assembly factor I (CAF-1); 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; Msi1p localizes to both nucleus and cytoplasm and has an independent role as a negative regulator of the RAS/cAMP pathway via sequestration of Npr1p kinase DNA replication-dependent nucleosome assembly histone binding nucleus|CAF-1 complex|cytoplasm YPL088W_p YPL088W hom FT OXIDATION-REDUCTION PROCESS 0.00889739318708907 0.606376231432512 1758 Putative aryl alcohol dehydrogenase; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YLR133W CKI1 hom FT LIPID METABOLISM 0.00889184294761137 0.606600833210314 1759 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 YBR145W ADH5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS 0.00888315226158379 0.606952594216205 1760 Alcohol dehydrogenase isoenzyme V; involved in ethanol production; ADH5 has a paralog, ADH1, that arose from the whole genome duplication NADH oxidation|ethanol biosynthetic process involved in glucose fermentation to ethanol|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity nucleus|cytoplasm YJR087W_d YJR087W hom 0.00886643255322096 0.607629590989264 1761 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified genes STE18 and ECM2 Unknown Unknown Unknown YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00884867583678321 0.608348945662258 1762 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 YIL047C SYG1 hom FT SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.00884492854261236 0.608500803348478 1763 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 YDL098C SNU23 het FT RNA PROCESSING|NUCLEUS 0.00883901340330464 0.608954294089492 1764 Component of U4/U6.U5 snRNP involved in mRNA splicing via spliceosome mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0088014992832658 0.610261987370361 1765 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 YPR182W SMX3 het FT RNA PROCESSING|NUCLEUS 0.00878893522608174 0.610771918299668 1766 Core Sm protein Sm F; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Sme1p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm F mRNA splicing, via spliceosome molecular_function U1 snRNP|U4/U6 x U5 tri-snRNP complex|U5 snRNP YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.00876644613938404 0.61168514258356 1767 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 YDR289C RTT103 hom FT RNA PROCESSING|NUCLEUS|CHROMOSOME 0.00874626565751667 0.612505134324812 1768 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 YBL056W PTC3 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00872748992004293 0.613268483051226 1769 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p (see also Ptc2p) to limit maximal kinase activity induced by osmotic stress; dephosphorylates T169 phosphorylated Cdc28p (see also Ptc2p); role in DNA damage checkpoint inactivation; PTC3 has a paralog, PTC2, that arose from the whole genome duplication inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YER041W YEN1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00871449324888508 0.61379712303059 1770 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 YER185W PUG1 hom FT PLASMA MEMBRANE 0.00870854428051079 0.614039164481259 1771 Plasma membrane protein with roles in the uptake of protoprophyrin IX and the efflux of heme; expression is induced under both low-heme and low-oxygen conditions; member of the fungal lipid-translocating exporter (LTE) family of proteins heme transport molecular_function integral to membrane|plasma membrane YAR047C_d YAR047C hom 0.008698399646808 0.614452008943222 1772 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR148C KGD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00869768302671608 0.614692382255923 1773 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 YPR069C SPE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00867421763793019 0.615436608669412 1774 Spermidine synthase, involved in biosynthesis of spermidine and also in biosynthesis of pantothenic acid; spermidine is required for growth of wild-type cells spermidine biosynthetic process|pantothenate biosynthetic process spermidine synthase activity nucleus|cytoplasm YJR152W DAL5 hom FT PLASMA MEMBRANE 0.00867152337638135 0.615757082071413 1775 Allantoate permease; ureidosuccinate permease; also transports dipeptides, though with lower affinity than for allantoate and ureidosuccinate; expression is constitutive but sensitive to nitrogen catabolite repression dipeptide transport|allantoate transport dipeptide transporter activity|allantoate transmembrane transporter activity integral to membrane|plasma membrane YFR033C QCR6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00866881377892473 0.615656728050071 1776 Subunit 6 of the ubiquinol cytochrome-c reductase complex; the complex, also known as the cytochrome bc(1) complex or Complex III, is a component of the mitochondrial inner membrane electron transport chain; highly acidic protein; required for maturation of cytochrome c1; may be loosely associated with the complex since it is easily released into the intermembrane space mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YGR066C_p YGR066C hom 0.00866266873017 0.615907080866332 1777 Putative protein of unknown function biological_process molecular_function cellular_component YIL121W QDR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00866011144816926 0.616011279170953 1778 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; exports copper; has broad substrate specificity and can transport many mono- and divalent cations; transports a variety of drugs and is required for resistance to quinidine, barban, cisplatin, and bleomycin; contributes to potassium homeostasis; expression is regulated by copper drug transmembrane transport|potassium ion import drug transmembrane transporter activity integral to membrane|integral to plasma membrane YDR307W_p PMT7 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00864952069656766 0.616442889345326 1779 Putative protein mannosyltransferase similar to Pmt1p; has a potential role in protein O-glycosylation biological_process molecular_function integral to membrane|endoplasmic reticulum YKR106W GEX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00863480658285289 0.617042760946269 1780 Proton:glutathione antiporter localized to the vacuolar and plasma membranes; expressed at a very low level; almost identical to paralog Gex1p; potential role in resistance to oxidative stress and modulation of the PKA pathway glutathione transmembrane transport solute:hydrogen antiporter activity integral to membrane|plasma membrane|vacuolar membrane YPL173W MRPL40 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00862696473981777 0.617362565137372 1781 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHR171W ATG7 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.00862200535478023 0.617564855052136 1782 Autophagy-related protein and dual specificity member of the E1 family of ubiquitin-activating enzymes; mediates the conjugation of Atg12p with Atg5p and Atg8p with phosphatidylethanolamine, required steps in autophagosome formation C-terminal protein lipidation|protein modification by small protein conjugation|piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|CVT pathway APG8 activating enzyme activity|APG12 activating enzyme activity cytosol|mitochondrion|membrane|pre-autophagosomal structure YMR215W GAS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00861852836083418 0.617706696543851 1783 Low abundance, possibly inactive member of the GAS family of GPI-containing proteins; putative 1,3-beta-glucanosyltransferase with similarity to other GAS family members; localizes to the cell wall; mRNA induced during sporulation biological_process 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane|plasma membrane YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0086162589547135 0.617799283035983 1784 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 YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00861440890422928 0.617874765283965 1785 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR143W DPH6 hom 0.00860648432684183 0.618198134472765 1786 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 YER107C GLE2 hom FF|FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00859874204005379 0.618514136546831 1787 RNA export factor associated with the nuclear pore complex (NPC); associates with NUP116p; required for polyadenylated RNA export but not for protein import; homologous to S. pombe Rae1p and human RAE1 poly(A)+ mRNA export from nucleus|Unknown|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|nuclear pore distribution|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery molecular_function integral to membrane|nuclear pore|cytoplasm YKR019C IRS4 hom FF|FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|GENE SILENCING|MITOCHONDRION 0.0085508291296902 0.620992869621258 1788 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 YDR061W_p YDR061W hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0085507206310242 0.620475707886686 1789 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 YEL072W RMD6 hom FT CELL CYCLE 0.00854162013236142 0.620847748585005 1790 Protein required for sporulation biological_process molecular_function cellular_component YHL021C AIM17 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0085386907287976 0.621123736750536 1791 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00852725228153262 0.62164341087137 1792 3-phosphoglycerate dehydrogenase; catalyzes the first step in serine and glycine biosynthesis; SER3 has a paralog, SER33, that arose from the whole genome duplication serine family amino acid biosynthetic process phosphoglycerate dehydrogenase activity cytoplasm YPL132W COX11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.00850828862291779 0.6222112130937 1793 Mitochondrial inner membrane protein required for delivery of copper to the Cox1p subunit of cytochrome c oxidase; association with mitochondrial ribosomes suggests that copper delivery may occur during translation of Cox1p protein complex assembly|aerobic respiration copper ion binding mitochondrial envelope|mitochondrion|mitochondrial ribosome|mitochondrial inner membrane YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.00850295100918944 0.622429675010272 1794 Mitochondrial beta-keto-acyl synthase with possible role in fatty acid synthesis; required for mitochondrial respiration fatty acid biosynthetic process fatty acid synthase activity mitochondrion YMR292W GOT1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00847073015540715 0.623956181539313 1795 Homodimeric protein that is packaged into COPII vesicles and cycles between the ER and Golgi; involved in secretory transport but not directly required for aspects of transport assayed in vitro; may influence membrane composition ER to Golgi vesicle-mediated transport|Golgi to endosome transport molecular_function integral to membrane|endoplasmic reticulum|Golgi apparatus|ER to Golgi transport vesicle|Golgi membrane YMR044W IOC4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00846278425439695 0.624333357006544 1796 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 YIR036C_p IRC24 hom FT OXIDATION-REDUCTION PROCESS 0.00844881765543593 0.624647161429666 1797 Putative benzil reductase;(GFP)-fusion protein localizes to the cytoplasm and is induced by the DNA-damaging agent MMS; sequence similarity with short-chain dehydrogenase/reductases; null mutant has increased spontaneous Rad52p foci biological_process molecular_function integral to membrane|cytoplasm YOR321W PMT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00844244165366583 0.624908568460353 1798 Protein O-mannosyltransferase; transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; acts in a complex with Pmt5p, can instead interact with Pmt1p in some conditions; antifungal drug target; PMT3 has a paralog, PMT2, that arose from the whole genome duplication protein O-linked glycosylation|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YIL027C EMC5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00842444059724636 0.62569837150929 1799 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response, and also shows K1 killer toxin resistance; homologous to worm B0334.15/EMC-5, fly CG15168, human MMGT protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YKR071C DRE2 het FT COFACTOR METABOLISM|MITOCHONDRION 0.00841947577241067 0.625850527806402 1800 Component of the cytosolic Fe-S protein assembly (CIA) machinery; contains an Fe-S cluster that receives electrons from NADPH via the action of Tah18pin an early step in the CIA pathway; ortholog of human Ciapin1; protein abundance increases in response to DNA replication stress iron-sulfur cluster assembly electron carrier activity cytosol|cytoplasm|mitochondrial intermembrane space YBR162C TOS1 hom 0.00841808040637808 0.626268486717519 1801 Covalently-bound cell wall protein of unknown function; identified as a cell cycle regulated SBF target gene; deletion mutants are highly resistant to treatment with beta-1,3-glucanase; has sequence similarity to YJL171C biological_process molecular_function fungal-type cell wall|fungal-type vacuole YDR174W HMO1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00841652997554132 0.626228960046296 1802 Chromatin associated high mobility group (HMG) family member involved in genome maintenance; rDNA-binding component of the Pol I transcription system; associates with a 5'-3' DNA helicase and Fpr1p, a prolyl isomerase regulation of transcription from RNA polymerase I promoter|regulation of transcription by chromatin organization|regulation of ribosomal protein gene transcription from RNA polymerase II promoter double-stranded DNA binding|four-way junction DNA binding|DNA binding, bending nuclear chromatin|nucleolus|cytoplasm YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0084009311109964 0.626611593952351 1803 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 YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.00839113937680636 0.62706497883725 1804 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YOR309C_d YOR309C hom 0.00838908602967546 0.627097919887321 1805 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NOP58 Unknown Unknown Unknown YDR248C_p YDR248C hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00838849853150316 0.627122045139244 1806 Putative gluconokinase; sequence similarity to bacterial and human gluconokinase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; upregulated by deletion of the RNAP-II associated factor, PAF1 biological_process molecular_function cytoplasm YOR251C TUM1 hom FT RNA PROCESSING|MITOCHONDRION 0.00837814465814322 0.627598600423326 1807 Rhodanese domain sulfur transferase, accepts persulfite from Nfs1p and transfers it to Uba4p in the pathway for 2-thiolation of the wobble uridine base of tRNAs; also stimulates sulfur transfer by Nfs1p; may be mitochondrially localized tRNA wobble position uridine thiolation|tRNA wobble uridine modification thiosulfate sulfurtransferase activity cytoplasm YDR441C APT2 hom 0.00837717703239991 0.627587033373105 1808 Potential adenine phosphoribosyltransferase; encodes a protein with similarity to adenine phosphoribosyltransferase, but artificially expressed protein exhibits no enzymatic activity; APT2 has a paralog, APT1, that arose from the whole genome duplication biological_process adenine phosphoribosyltransferase activity|molecular_function cytoplasm YBL066C SEF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00836668893058304 0.628017924866763 1809 Putative transcription factor, has homolog in Kluyveromyces lactis biological_process molecular_function cellular_component YER175W-A_p YER175W-A hom 0.00831732894774201 0.63004752269803 1810 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YMR026C PEX12 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.00830341274461894 0.63102820594035 1811 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 YIL083C CAB2 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.008290254806484 0.631161952798451 1812 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 YJL136C RPS21B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00828008636714254 0.631580724510453 1813 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S21, no bacterial homolog; RPS21B has a paralog, RPS21A, that arose from the whole genome duplication 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)|cytoplasmic translation|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 YPL005W AEP3 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00827489408738566 0.632048841251472 1814 Protein that may facilitate use of unformylated tRNA-Met in mitochondrial translation initiation; localized to the matrix face of the mitochondrial inner membrane; stabilizes the bicistronic AAP1-ATP6 mRNA mRNA metabolic process|mitochondrial translational initiation molecular_function mitochondrion|mitochondrial inner membrane|cytoplasm|extrinsic to membrane YOR022C_p YOR022C hom FT LIPID METABOLISM|MITOCHONDRION 0.00826987089670155 0.632001552159997 1815 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 YGL248W PDE1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.00826794814249624 0.632080773604753 1816 Low-affinity cyclic AMP phosphodiesterase, controls glucose and intracellular acidification-induced cAMP signaling, target of the cAMP-protein kinase A (PKA) pathway; glucose induces transcription and inhibits translation cAMP-mediated signaling 3',5'-cyclic-AMP phosphodiesterase activity cellular_component YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.00826061860843964 0.632382804262693 1817 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YFR032C-B_p YFR032C-B hom 0.0082605255341245 0.632386640002647 1818 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00825285377418875 0.632702839363978 1819 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 YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.00822951507370312 0.633665180029074 1820 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 YDR438W THI74 hom FT MITOCHONDRION 0.00819182673633033 0.635220517113798 1821 Mitochondrial transporter repressible by thiamine; THI74 has a paralog, YML018C, that arose from the whole genome duplication biological_process molecular_function mitochondrion|integral to membrane YHR032W ERC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00816965621010265 0.636136211820295 1822 Member of the multi-drug and toxin extrusion (MATE) family of the multidrug/oligosaccharidyl-lipid/polysaccharide (MOP) exporter superfamily; overproduction confers ethionine resistance and accumulation of S-adenosylmethionine S-adenosylmethionine biosynthetic process|transmembrane transport antiporter activity integral to membrane YPL221W FLC1 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.00816172548520449 0.636463904466151 1823 Putative FAD transporter; required for uptake of FAD into endoplasmic reticulum; involved in cell wall maintenance protein folding|fungal-type cell wall biogenesis|FAD transport FAD transmembrane transporter activity integral to membrane|endoplasmic reticulum|fungal-type vacuole|cellular bud neck YOL143C RIB4 hom FT NUCLEUS 0.00814414319053682 0.637240853079709 1824 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 YDR507C GIN4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.00814315834133458 0.637231365395204 1825 Protein kinase involved in bud growth and assembly of the septin ring; proposed to have kinase-dependent and kinase-independent activities; undergoes autophosphorylation; similar to Hsl1p; GIN4 has a paralog, KCC4, that arose from the whole genome duplication protein autophosphorylation|budding cell bud growth|protein phosphorylation|septin checkpoint|septin ring assembly protein kinase activity cellular bud neck YLR194C YLR194C hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.00813333580819589 0.637888390987434 1826 Structural constituent of the cell wall attached to the plasma membrane by a GPI-anchor; expression is upregulated in response to cell wall stress fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall|anchored to plasma membrane YER039C HVG1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00813084395891587 0.637740587100352 1827 Protein of unknown function, has homology to Vrg4p biological_process molecular_function integral to membrane YOR063W RPL3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00811610173795594 0.638350429071094 1828 Ribosomal 60S subunit protein L3; homologous to mammalian ribosomal protein L3 and bacterial L3; involved in the replication and maintenance of killer double stranded RNA virus cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YMR144W_p YMR144W hom FT NUCLEUS 0.00808504016307279 0.639636154694589 1829 Putative protein of unknown function; localized to the nucleus; YMR144W is not an essential gene biological_process molecular_function nucleus YGR142W BTN2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS 0.00808069857652191 0.640115490569939 1830 v-SNARE binding protein; facilitates specific protein retrieval from a late endosome to the Golgi; modulates arginine uptake, possible role in mediating pH homeostasis between the vacuole and plasma membrane H(+)-ATPase; BTN2 has a paralog, CUR1, that arose from the whole genome duplication intracellular protein transport|amino acid transport|retrograde transport, endosome to Golgi|regulation of pH SNARE binding cytosol|late endosome|perinuclear region of cytoplasm YJL004C SYS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00806593567137993 0.640626852441282 1831 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 YPR076W_d YPR076W hom 0.00802883797096621 0.642014920602531 1832 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR164W MMS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00800951992392019 0.642766659414276 1833 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 YNL102W POL1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00799729443155816 0.643274035770953 1834 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 YBR113W_d YBR113W hom 0.00798963351148126 0.643592060276859 1835 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CYC8 Unknown Unknown Unknown YNL025C SSN8 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00798362168999689 0.643841672158926 1836 Cyclin-like component of the RNA polymerase II holoenzyme, involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression and telomere maintenance positive regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription by galactose|positive regulation of transcription from RNA polymerase II promoter cyclin-dependent protein kinase regulator activity mediator complex YIL164C NIT1 hom 0.00797719047346773 0.644158140610909 1837 Nitrilase, member of the nitrilase branch of the nitrilase superfamily; in closely related species and other S. cerevisiae strain backgrounds YIL164C and adjacent ORF, YIL165C, likely constitute a single ORF encoding a nitrilase gene biological_process nitrilase activity cellular_component YHR069C RRP4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.00796985631683209 0.644561479923925 1838 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; predicted to contain RNA binding domains; has similarity to human hRrp4p (EXOSC2) nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YOL059W GPD2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00796634874466982 0.645003506122034 1839 NAD-dependent glycerol 3-phosphate dehydrogenase, homolog of Gpd1p, expression is controlled by an oxygen-independent signaling pathway required to regulate metabolism under anoxic conditions; located in cytosol and mitochondria; constitutively active but is inactivated via phosphorylation by energy-stress responsive kinase SNF1 NADH oxidation|glycerol metabolic process glycerol-3-phosphate dehydrogenase [NAD+] activity cytosol|mitochondrion YDR442W_d YDR442W hom 0.00794862707062048 0.645443256457825 1840 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR040C_p YLR040C hom 0.0079445592543447 0.645513768146785 1841 Protein of unknown function; localizes to the cell wall; predicted to be a GPI-attached protein; upregulated by Mcm1p-Alpha1p transcription factor; partially overlaps the dubious ORF YLR041W; mRNA identified as translated by ribosome profiling data; YLR040C is not essential biological_process molecular_function fungal-type cell wall YDL059C RAD59 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00794448113712228 0.645615519885106 1842 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 YJR129C_p YJR129C hom 0.00792065250484514 0.646458572779581 1843 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 YDL233W_p MFG1 hom FT NUCLEUS 0.00789905558414959 0.647357116825947 1844 Regulator of filamentous growth; interacts with FLO11 promoter and regulates FLO11 expression; binds to transcription factors Flo8p and Mss11p; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YDL233W is not an essential gene biological_process molecular_function nucleus|cytoplasm YNL339C YRF1-6 hom FT NUCLEUS 0.0078860674243627 0.647946692241596 1845 Helicase encoded by the Y' element of subtelomeric regions, highly expressed in the mutants lacking the telomerase component TLC1; potentially phosphorylated by Cdc28p telomere maintenance via recombination DNA helicase activity nucleus YJR148W BAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00787562504364368 0.648381431870445 1846 Cytosolic branched-chain amino acid (BCAA) aminotransferase, preferentially involved in BCAA catabolism; homolog of murine ECA39; highly expressed during stationary phase and repressed during logarithmic phase branched-chain amino acid catabolic process|branched-chain amino acid biosynthetic process branched-chain-amino-acid transaminase activity nucleus|cytoplasm YBR163W EXO5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00787509336262972 0.648354671141973 1847 Mitochondrial 5'-3' exonuclease and sliding exonuclease, required for mitochondrial genome maintenance; distantly related to the RecB nuclease domain of bacterial RecBCD recombinases; may be regulated by the transcription factor Ace2 mitochondrial genome maintenance single-stranded DNA specific 5'-3' exodeoxyribonuclease activity mitochondrion YBR059C AKL1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.00786152011161667 0.64892000970958 1848 Ser-Thr protein kinase, member (with Ark1p and Prk1p) of the Ark kinase family; involved in endocytosis and actin cytoskeleton organization regulation of endocytosis|protein phosphorylation|actin cytoskeleton organization protein kinase activity cellular bud neck|cytoplasm YLR335W NUP2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|NUCLEAR PORE 0.00785976712044139 0.649041861752516 1849 Nucleoporin involved in nucleocytoplasmic transport, binds to either the nucleoplasmic or cytoplasmic faces of the nuclear pore complex depending on Ran-GTP levels; also has a role in chromatin organization rRNA export from nucleus|snRNA export from nucleus|nuclear pore organization|tRNA export from nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA-binding (hnRNP) protein import into nucleus|ribosomal protein import into nucleus|snRNP protein import into nucleus|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|protein targeting to membrane|poly(A)+ mRNA export from nucleus|protein export from nucleus|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|mRNA export from nucleus|nuclear-transcribed mRNA catabolic process, non-stop decay nucleocytoplasmic transporter activity nuclear chromatin|mitochondrion|integral to membrane|nuclear pore YNL085W MKT1 hom FT RESPONSE TO DNA DAMAGE|TRANSLATION 0.00780983347737302 0.651074655415715 1850 Protein that forms a complex with Pbp1p; complex may mediate posttranscriptional regulation of HO; involved in propagation of M2 dsRNA satellite of L-A virus; allelic variation affects mitochondrial genome stability, drug resistance, and more; forms cytoplasmic foci upon DNA replication stress positive regulation of translation|interspecies interaction between organisms|response to DNA damage stimulus nuclease activity polysome|cytoplasm YER136W GDI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.00780307844506735 0.651356466381591 1851 GDP dissociation inhibitor, regulates vesicle traffic in secretory pathways by regulating the dissociation of GDP from the Sec4/Ypt/rab family of GTP binding proteins vesicle-mediated transport Rab GDP-dissociation inhibitor activity cellular_component YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00778908816654441 0.652182739176796 1852 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 YML012C-A_d YML012C-A hom FF 0.00778735136506454 0.652012772127901 1853 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 YOR105W_p YOR105W hom 0.00778326663223627 0.652183275952225 1854 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YJL156C SSY5 het FT PROTEOLYSIS|PLASMA MEMBRANE 0.00778051007114302 0.652346781634815 1855 Serine protease of SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p); contains an inhibitory domain that dissociates in response to extracellular amino acids, freeing a catalytic domain to activate transcription factor Stp1p protein processing|response to amino acid stimulus serine-type endopeptidase activity extrinsic to plasma membrane YBR131W CCZ1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00776586524769679 0.652909843404398 1856 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 YOR193W PEX27 hom FT PEROXISOME ORGANIZATION 0.00776400546366445 0.653035865075303 1857 Peripheral peroxisomal membrane protein involved in controlling peroxisome size and number, interacts with homologous protein Pex25p peroxisome organization molecular_function peroxisomal membrane YBR240C THI2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00776077915055686 0.653122267593701 1858 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 YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00775097026237374 0.653532021622004 1859 C-5 sterol desaturase, glycoprotein that catalyzes the introduction of a C-5(6) double bond into episterol, a precursor in ergosterol biosynthesis; mutants are viable, but cannot grow on non-fermentable carbon sources; substrate of the HRD ubiquitin ligase ergosterol biosynthetic process C-5 sterol desaturase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum lumen YMR190C SGS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00775072682533653 0.65354219222823 1860 Nucleolar DNA helicase of the RecQ family; involved in genome integrity maintenance; regulates chromosome synapsis and meiotic joint molecule/crossover formation; potential role as repressor of a subset of rapamycin responsive genes; rapidly lost in response to rapamycin in Rrd1p-dependent manner; similar to human BLM and WRN proteins implicated in Bloom and Werner syndromes; forms nuclear foci upon DNA replication stress DNA double-strand break processing|meiotic DNA double-strand break processing|telomeric 3' overhang formation|meiotic chromosome segregation|DNA unwinding involved in replication|double-strand break repair via homologous recombination|intra-S DNA damage checkpoint|telomere maintenance via recombination|replicative cell aging|DNA duplex unwinding|response to DNA damage stimulus|negative regulation of meiotic joint molecule formation|chromosome organization|regulation of reciprocal meiotic recombination|gene conversion at mating-type locus, DNA double-strand break processing|mitotic sister chromatid segregation ATP-dependent DNA helicase activity RecQ helicase-Topo III complex|nucleolus YIR012W SQT1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RIBOSOME 0.00772343704599613 0.654682744986065 1861 Protein involved in 60S ribosomal subunit assembly or modification; contains multiple WD repeats; interacts with Qsr1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress ribosomal large subunit assembly molecular_function cytosol|cytosolic ribosome|cytoplasm YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00771978286753156 0.65512443664113 1862 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 YNL076W MKS1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.00771607353981364 0.654990634566933 1863 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 YPR110C RPC40 het FT NUCLEUS 0.00769312612755002 0.655950508488863 1864 RNA polymerase subunit AC40, common to RNA polymerase 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 III complex|DNA-directed RNA polymerase I complex YDR370C DXO1 hom 0.00769226829984476 0.655986401837187 1865 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YLR260W LCB5 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00766820858762409 0.657616435449304 1866 Minor sphingoid long-chain base kinase, paralog of Lcb4p responsible for few percent of the total activity, possibly involved in synthesis of long-chain base phosphates, which function as signaling molecules response to heat|calcium-mediated signaling|sphingolipid metabolic process D-erythro-sphingosine kinase activity Golgi apparatus|membrane YOR237W HES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION 0.00766748868519642 0.657023576419548 1867 Protein implicated in the regulation of ergosterol biosynthesis; one of a seven member gene family with a common essential function and non-essential unique functions; similar to human oxysterol binding protein (OSBP); HES1 has a paralog, KES1, that arose from the whole genome duplication maintenance of cell polarity|endocytosis|exocytosis|sterol transport lipid binding|oxysterol binding|sterol transporter activity cellular_component YHR132C ECM14 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS 0.0076637664028789 0.657179433250962 1868 Putative metalloprotease with similarity to the zinc carboxypeptidase family, required for normal cell wall assembly fungal-type cell wall organization|proteolysis metalloendopeptidase activity fungal-type vacuole YMR257C PET111 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00765091193989674 0.657717781012685 1869 Mitochondrial translational activator specific for the COX2 mRNA; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YLR416C_d YLR416C hom 0.00764987341242484 0.657761282526927 1870 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL186C MTR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00764409034160038 0.658003543175135 1871 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 YLR021W IRC25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00764273886783968 0.658203420808877 1872 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function intracellular YDR191W HST4 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.00762532693280645 0.658789814820725 1873 Member of the Sir2 family of NAD(+)-dependent protein deacetylases; involved along with Hst3p in silencing at telomeres, cell cycle progression, radiation resistance, genomic stability and short-chain fatty acid metabolism short-chain fatty acid metabolic process|chromatin silencing at telomere|histone deacetylation histone deacetylase activity|DNA binding nucleus|cytoplasm YFL030W AGX1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00760240859439121 0.65975070846712 1874 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 YFR054C_d YFR054C hom 0.00760191045803742 0.659771599991879 1875 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL146C-A_p YNL146C-A hom 0.00759619246579911 0.660011427973165 1876 Putative protein of unknown function biological_process molecular_function cellular_component YOL131W_p YOL131W hom 0.00759260999509427 0.660161704229967 1877 Putative protein of unknown function biological_process molecular_function cellular_component YGL065C ALG2 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00758887196318073 0.66031852052347 1878 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 YLR389C STE23 hom FT PROTEOLYSIS 0.0075854658878409 0.660461423704089 1879 Metalloprotease involved, with homolog Axl1p, in N-terminal processing of pro-a-factor to the mature form; expressed in both haploids and diploids; member of the insulin-degrading enzyme family peptide pheromone maturation metallopeptidase activity|metalloendopeptidase activity extrinsic to membrane YLR439W MRPL4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00757538384887767 0.660884491990882 1880 Mitochondrial ribosomal protein of the large subunit, homolog of prokaryotic L29 ribosomal protein; located at the ribosomal tunnel exit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR204W DED1 het FT TRANSLATION 0.00756673136002617 0.661247659060829 1881 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 YKR090W PXL1 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.00755903395447421 0.661570805846838 1882 Protein that localizes to sites of polarized growth; required for selection and/or maintenance of polarized growth sites, may modulate signaling by the GTPases Cdc42p and Rho1p; contains LIM domains and has similarity to metazoan paxillin; relocalizes from bud neck to cytoplasm upon DNA replication stress maintenance of cell polarity|regulation of Rho protein signal transduction Rho GDP-dissociation inhibitor activity incipient cellular bud site|cellular bud|mating projection tip|cellular bud neck|cytoplasm|cellular bud tip YNL159C ASI2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00754893828724824 0.661994730226259 1883 Integral inner nuclear membrane protein that acts with Asi1p and Asi3p to ensure the fidelity of SPS-sensor signalling by maintaining the dormant repressed state of gene expression in the absence of inducing signals ubiquitin-dependent protein catabolic process molecular_function nuclear inner membrane YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.0075426812056264 0.662777615683731 1884 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 YPL165C SET6 hom 0.00753588493745297 0.662543010386069 1885 SET domain protein of unknown function; deletion heterozygote is sensitive to compounds that target ergosterol biosynthesis, may be involved in compound availability biological_process molecular_function cellular_component YJR135W-A TIM8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00752313712966622 0.663078631385443 1886 Mitochondrial intermembrane space protein, forms a complex with Tim13p that delivers a subset of hydrophobic proteins to the TIM22 complex for inner membrane insertion; homolog of human TIMM8A, implicated in Mohr-Tranebjaerg syndrome protein import into mitochondrial inner membrane protein transporter activity mitochondrion|integral to membrane|mitochondrial intermembrane space protein transporter complex YDL238C GUD1 hom 0.00751932334002587 0.663238907775829 1887 Guanine deaminase, a catabolic enzyme of the guanine salvage pathway producing xanthine and ammonia from guanine; activity is low in exponentially-growing cultures but expression is increased in post-diauxic and stationary-phase cultures guanine metabolic process guanine deaminase activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides cytoplasm YBR013C_p YBR013C hom 0.00748798548899391 0.664556479321887 1888 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YLR448W RPL6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00748730364346508 0.664726056525215 1889 Ribosomal 60S subunit protein L6B; binds 5.8S rRNA; homologous to mammalian ribosomal protein L6, no bacterial homolog; RPL6B has a paralog, RPL6A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YLR039C RIC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.00747813438487945 0.664970874425775 1890 Protein involved in retrograde transport to the cis-Golgi network; forms heterodimer with Rgp1p that acts as a GTP exchange factor for Ypt6p; involved in transcription of rRNA and ribosomal protein genes intracellular protein transport|retrograde transport, endosome to Golgi guanyl-nucleotide exchange factor activity nucleus|Ric1p-Rgp1p complex|Golgi membrane|guanyl-nucleotide exchange factor complex YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.00747279054881063 0.665195710276786 1891 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 YLR274W MCM5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00746266200694856 0.665621939781141 1892 Component of the hexameric MCM complex, which is important for priming origins of DNA replication in G1 and becomes an active ATP-dependent helicase that promotes DNA melting and elongation when activated by Cdc7p-Dbf4p in S-phase S phase of mitotic cell cycle|establishment of chromatin silencing|DNA replication initiation|regulation of DNA-dependent DNA replication initiation|negative regulation of chromatin silencing at telomere|pre-replicative complex assembly|double-strand break repair via break-induced replication|chromatin silencing at telomere DNA helicase activity|chromatin binding|DNA replication origin binding|single-stranded DNA binding replication fork protection complex|nuclear chromosome, telomeric region|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.00745955704770198 0.665752624375622 1893 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 YIL058W_d YIL058W hom 0.00742635358198797 0.667150758407781 1894 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL048C UBX6 hom FT PROTEOLYSIS|NUCLEUS 0.0074258273659743 0.667172925669077 1895 UBX (ubiquitin regulatory X) domain-containing protein; interacts with Cdc48p, transcription is repressed when cells are grown in media containing inositol and choline; UBX6 has a paralog, UBX7, that arose from the whole genome duplication sporulation resulting in formation of a cellular spore|ubiquitin-dependent protein catabolic process molecular_function nucleus YLL002W RTT109 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0074232319286664 0.667515499635693 1896 Histone acetyltransferase critical for cell survival in the presence of DNA damage during S phase; acetylates H3-K56 and H3-K9; involved in non-homologous end joining and in regulation of Ty1 transposition; interacts physically with Vps75p negative regulation of transposition, RNA-mediated|histone acetylation|double-strand break repair via nonhomologous end joining|response to DNA damage stimulus|regulation of transcription from RNA polymerase II promoter in response to stress H3 histone acetyltransferase activity nucleus YDR311W TFB1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00742032286032939 0.667404824678304 1897 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, required for nucleotide excision repair, target for transcriptional activators phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-5-phosphate binding core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YER144C UBP5 hom FT PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.00741635235559371 0.66757211756364 1898 Putative ubiquitin-specific protease, closest paralog of Doa4p but has no functional overlap; concentrates at the bud neck protein deubiquitination ubiquitin-specific protease activity incipient cellular bud site|cellular bud neck YLR023C IZH3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00739301669232814 0.668741625230524 1899 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family, expression induced by zinc deficiency; deletion reduces sensitivity to elevated zinc and shortens lag phase, overexpression reduces Zap1p activity cellular zinc ion homeostasis metal ion binding integral to membrane|endoplasmic reticulum|membrane YDL229W SSB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RESPONSE TO NUTRIENT LEVELS 0.00738818402639019 0.66875943313134 1900 Cytoplasmic ATPase that is a ribosome-associated molecular chaperone; functions with J-protein partner Zuo1p; may be involved in folding of newly-made polypeptide chains; member of the HSP70 family; interacts with phosphatase subunit Reg1p; SSB1 has a paralog, SSB2, that arose from the whole genome duplication cytoplasmic translation|cellular response to glucose starvation|translational termination|ribosomal subunit export from nucleus|regulation of translational fidelity|rRNA processing|'de novo' cotranslational protein folding unfolded protein binding|ATPase activity|calmodulin binding plasma membrane|polysome|cytoplasm YPL157W TGS1 hom FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.00737777575444905 0.669198359152541 1901 Trimethyl guanosine synthase, conserved nucleolar methyl transferase that converts the m(7)G cap structure of snRNAs, snoRNAs, and telomerase TLC1 RNA to m(2,2,7)G; also required for nucleolar assembly and splicing of meiotic pre-mRNAs meiosis|RNA methylation|nucleologenesis|7-methylguanosine cap hypermethylation|regulation of telomere maintenance via telomerase RNA methyltransferase activity nucleolus YGL082W_p YGL082W hom FT NUCLEUS 0.00737190678619288 0.669492275627216 1902 Putative protein of unknown function; predicted prenylation/proteolysis target of Afc1p and Rce1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YGL082W is not an essential gene biological_process molecular_function nucleus|plasma membrane|cytoplasm YPL240C HSP82 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION 0.00736962887193339 0.669773857744463 1903 Hsp90 chaperone; redundant in function with Hsc82p; required for pheromone signaling, negative regulation of Hsf1p; docks with Tom70p for mitochondrial preprotein delivery; promotes telomerase DNA binding, nucleotide addition; protein abundance increases in response to DNA replication stress; contains two acid-rich unstructured regions that promote solubility of chaperone-substrate complexes; HSP82 has a paralog, HSC82, that arose from the whole genome duplication proteasome assembly|positive regulation of telomere maintenance via telomerase|box C/D snoRNP assembly|response to stress|protein refolding|protein targeting to mitochondrion|response to osmotic stress|'de novo' protein folding unfolded protein binding|ATPase activity, coupled cytoplasm YLR139C SLS1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00735220783634679 0.670277060309698 1904 Mitochondrial membrane protein that coordinates expression of mitochondrially-encoded genes; may facilitate delivery of mRNA to membrane-bound translation machinery aerobic respiration|mitochondrial translation molecular_function mitochondrial nucleoid|mitochondrion|integral to membrane|mitochondrial inner membrane YIL023C YKE4 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00731925305846647 0.671668413115605 1905 Zinc transporter; localizes to the ER; null mutant is sensitive to calcofluor white, leads to zinc accumulation in cytosol; ortholog of the mouse KE4 and member of the ZIP (ZRT, IRT-like Protein) family zinc ion transport zinc ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.00730070478517483 0.67245201764158 1906 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 YDR457W TOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.00728214701952971 0.673236379249489 1907 E3 ubiquitin ligase of the hect-domain class; has a role in mRNA export from the nucleus and may regulate transcriptional coactivators; involved in degradation of excess histones; interacts with Dia2p and is required for Dia2p degradation; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-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)|mitosis|nucleocytoplasmic transport|nucleus organization|cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|regulation of cell size|protein ubiquitination ubiquitin-protein ligase activity integral to membrane|nucleolus|nucleus YNL125C ESBP6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00727499195294626 0.673722404318327 1908 Protein with similarity to monocarboxylate permeases, appears not to be involved in transport of monocarboxylates such as lactate, pyruvate or acetate across the plasma membrane transport monocarboxylic acid transmembrane transporter activity|transporter activity mitochondrion|integral to membrane|endoplasmic reticulum|membrane YBL100W-C_p YBL100W-C hom 0.00727462114394634 0.673783972410999 1909 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YOR225W_d YOR225W hom 0.00724572527977057 0.674776811265053 1910 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIR025W MND2 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00723922066975736 0.675052062842134 1911 Subunit of the anaphase-promoting complex (APC); necessary for maintaining sister chromatid cohesion in prophase I of meiosis by inhibiting premature ubiquitination and subsequent degradation of substrates by the APC(Ama1) ubiquitin ligase anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|reciprocal meiotic recombination|regulation of mitotic metaphase/anaphase transition|protein ubiquitination|mitotic sister chromatid segregation molecular_function nucleus|anaphase-promoting complex YER168C CCA1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00722912736642564 0.67547926095684 1912 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 YNL044W YIP3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00720868967588653 0.676572292572255 1913 Protein localized to COPII vesicles, proposed to be involved in ER to Golgi transport; interacts with members of the Rab GTPase family and Yip1p; also interacts with Rtn1p ER to Golgi vesicle-mediated transport molecular_function Golgi apparatus|endoplasmic reticulum|ER to Golgi transport vesicle YOR339C UBC11 hom 0.00719337926066711 0.676993135861423 1914 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 YPL260W YPL260W hom FT NUCLEUS 0.00717746142410461 0.677713009768273 1915 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 YBR076W ECM8 hom FT CELL WALL ORG/BIOGENESIS 0.00716277984179458 0.67829000937454 1916 Non-essential protein of unknown function fungal-type cell wall organization molecular_function cellular_component YMR068W AVO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.00715669770638434 0.678547897882323 1917 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 YKL133C_p YKL133C hom 0.00714735080921506 0.678944288835889 1918 Putative protein of unknown function; has similarity to Mgr3p, but unlike MGR3, is not required for growth of cells lacking the mitochondrial genome (null mutation does not confer a petite-negative phenotype) biological_process molecular_function cellular_component YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.00713223832024915 0.679585379551802 1919 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 YOR073W SGO1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00712268009034814 0.679990971268478 1920 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 YKL096C-B_p YKL096C-B hom 0.00710427359872615 0.680772288771364 1921 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YLR262C YPT6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|GOLGI APPARATUS|PLASMA MEMBRANE 0.00709376891941806 0.681712891232287 1922 Rab family GTPase, Ras-like GTP binding protein involved in the secretory pathway, required for fusion of endosome-derived vesicles with the late Golgi, maturation of the vacuolar carboxypeptidase Y; has similarity to the human GTPase, Rab6 intracellular protein transport|retrograde transport, endosome to Golgi GTPase activity Golgi apparatus YNL187W SWT21 hom FT RNA PROCESSING|NUCLEUS 0.0070783347575905 0.681873920284102 1923 Protein involved in mRNA splicing; contains a consensus nuclear export signal (NES) sequence similar to the consensus sequence recognized by Crm1p; interacts genetically with Prp40p and Tgs1p; contains WD40 repeats mRNA splicing, via spliceosome molecular_function small nuclear ribonucleoprotein complex|nucleus YLR062C_d BUD28 hom 0.0070747025740646 0.682028234551468 1924 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene RPL22A; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YOR201C MRM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.00705570539651125 0.682835551061373 1925 Ribose methyltransferase that modifies a functionally critical, conserved nucleotide in mitochondrial 21S rRNA rRNA modification rRNA (guanine-N1-)-methyltransferase activity mitochondrion YKR013W PRY2 hom 0.00703660911515716 0.683647444818444 1926 Sterol binding protein involved in the export of acetylated sterols; secreted glycoprotein and member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); sterol export function is redundant with that of PRY1; may be involved in detoxification of hydrophobic compounds; PRY2 has a paralog, PRY1, that arose from the whole genome duplication biological_process molecular_function extracellular region|fungal-type vacuole YBR232C_d YBR232C hom 0.00703499053454513 0.683716276902308 1927 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR020C PET18 hom 0.00701305518974692 0.684649362646896 1928 Protein of unknown function, has weak similarity to proteins involved in thiamin metabolism; expression is induced in the absence of thiamin thiamine metabolic process molecular_function cytosol YNL063W MTQ1 hom FT TRANSLATION|MITOCHONDRION 0.00699220606346661 0.685536688979419 1929 S-adenosylmethionine-dependent methyltransferase; methylates translational release factor Mrf1p; similar to E.coli PrmC; is not an essential gene translational readthrough S-adenosylmethionine-dependent methyltransferase activity mitochondrion YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00698289547356789 0.685933082268585 1930 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 YLR268W SEC22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00694932660220159 0.687362975291581 1931 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 YHR046C INM1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|NUCLEUS 0.00691814642881586 0.688692121945267 1932 Inositol monophosphatase, involved in biosynthesis of inositol and in phosphoinositide second messenger signaling; INM1 expression increases in the presence of inositol and decreases upon exposure to antibipolar drugs lithium and valproate inositol phosphate dephosphorylation inositol monophosphate 1-phosphatase activity nucleus|cytoplasm YPL079W RPL21B hom FT TRANSLATION|RIBOSOME 0.00691593896703264 0.688786257986094 1933 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 YLR072W_p YLR072W hom FT ENDOMEMBRANE SYSTEM 0.00690128895493258 0.689455020590325 1934 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YLR072W is not an esssential gene biological_process molecular_function cytoplasm YDR177W UBC1 het FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS 0.00688863213677835 0.689951141326049 1935 Ubiquitin-conjugating enzyme; mediates selective degradation of short-lived and abnormal proteins; plays a role in vesicle biogenesis and ER-associated protein degradation (ERAD); component of the cellular stress response; protein abundance increases in response to DNA replication stress spore germination|vesicle organization|endocytosis|ER-associated protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity proteasome complex YER020W GPA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.00688231686977373 0.690220649298419 1936 Nucleotide binding alpha subunit of the heterotrimeric G protein that interacts with the receptor Gpr1p, has signaling role in response to nutrients; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery adenylate cyclase-activating G-protein coupled receptor signaling pathway|ascospore formation|replicative cell aging|signal transduction|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|regulation of cell size GTPase activity mitochondrion|plasma membrane YPL096W PNG1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.00687836374520638 0.690389371349714 1937 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 YGL014W PUF4 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|TRANSLATION|GENE SILENCING 0.00687033006994208 0.690732301464307 1938 Member of the PUF protein family, which is defined by the presence of Pumilio homology domains that confer RNA binding activity; preferentially binds mRNAs encoding nucleolar ribosomal RNA-processing factors nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|negative regulation of translation|protein localization|negative regulation of chromatin silencing involved in replicative cell aging mRNA binding cytoplasm YFR011C AIM13 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00686738416704294 0.69085806788511 1939 Mitochondrial protein peripheral to the inner membrane; 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|extrinsic to mitochondrial inner membrane|mitochondrial crista junction|cytoplasm|mitochondrial intermembrane space YIL150C MCM10 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00684522785774498 0.691804237642806 1940 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 YIL131C FKH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|MITOCHONDRION ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00682462469695215 0.69268451305092 1941 Forkhead family transcription factor; has a minor role in the expression of G2/M phase genes; negatively regulates transcriptional elongation; positive role in chromatin silencing at HML and HMR; binds to the recombination enhancer near HML, and regulates donor preference during mating-type switching by positioning HML near the MAT locus through FHA-domain mediated interactions with proteins near the DSB; FKH1 has a paralog, FKH2, that arose from the whole genome duplication mRNA 3'-end processing|termination of RNA polymerase II transcription|donor selection|negative regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|cellular response to methylmercury|positive regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription elongation from RNA polymerase II promoter|Unknown|negative regulation of transcription involved in G2/M-phase of mitotic cell cycle|chromatin remodeling 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|centromeric DNA binding nucleus YJL111W CCT7 het FF 0.00681993482756225 0.69288494696527 1942 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo; mutant has increased aneuploidy tolerance protein folding unfolded protein binding chaperonin-containing T-complex|cytoplasm YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.00681779976871414 0.693019652287753 1943 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 YGR258C RAD2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00681599224545025 0.693053460218447 1944 Single-stranded DNA endonuclease, cleaves single-stranded DNA during nucleotide excision repair to excise damaged DNA; subunit of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPG protein nucleotide-excision repair, DNA incision, 3'-to lesion|transcription from RNA polymerase II promoter single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 3 complex YPL072W UBP16 hom FT PROTEOLYSIS|MITOCHONDRION 0.00681582072375492 0.693060791717651 1945 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 YGR203W YCH1 hom FT NUCLEUS 0.0068145171248015 0.693116513506783 1946 Phosphatase with sequence similarity to Cdc25p, Arr2p and Mih1p; member of the single-domain rhodanese homology superfamily; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus dephosphorylation phosphatase activity|protein tyrosine phosphatase activity|thiosulfate sulfurtransferase activity nucleus|cytoplasm YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00680394035803516 0.693785630248626 1947 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 YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.00678902241282677 0.694206607477044 1948 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 YOR359W VTS1 hom FT PROTEIN LOCALIZATION|RNA PROCESSING|NUCLEUS 0.00678476592213581 0.694431939596959 1949 Flap-structured DNA-binding and RNA-binding protein; stimulates deadenylation-dependent mRNA degradation mediated by the CCR4-NOT deadenylase complex; member of the Smaug (Smg) family of post-transcriptional regulators which bind RNA through a conserved sterile alpha motif (SAM) domain that interacts with Smg recognition element (SREs) containing transcripts; stimulates Dna2p endonuclease activity nuclear-transcribed mRNA catabolic process|positive regulation of endodeoxyribonuclease activity|nuclear-transcribed mRNA poly(A) tail shortening flap-structured DNA binding|RNA binding cytosol|nucleus|cytoplasmic mRNA processing body YNL275W BOR1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00678467694594576 0.694392472591437 1950 Boron efflux transporter of the plasma membrane; binds HCO3-, I-, Br-, NO3- and Cl-; has similarity to the characterized boron efflux transporter A. thaliana BOR1 borate transport|protein targeting to vacuole borate efflux transmembrane transporter activity integral to membrane|plasma membrane|fungal-type vacuole YMR153W NUP53 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00677417611450727 0.694841691910709 1951 FG-nucleoporin component of central core of nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport; involved in regulation of transcription and mitosis; induces membrane tubulation, which may contribute to nuclear pore assembly; NUP53 has a paralog, ASM4, that arose from the whole genome duplication positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|regulation of protein desumoylation|nuclear pore organization|protein import into nucleus|regulation of mitosis|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YJL209W CBP1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00676619391821267 0.695355972391063 1952 Mitochondrial protein, regulator of COB mRNA stability and translation; interacts with the 5'-untranslated region of the COB mRNA; found in a complex at the inner membrane along with Pet309p; localizes to mitochondrial foci upon DNA replication stress mitochondrial mRNA catabolic process|aerobic respiration mRNA binding mitochondrion|extrinsic to mitochondrial inner membrane YOR109W INP53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.00674928242570924 0.695907056863315 1953 Polyphosphatidylinositol phosphatase, dephosphorylates multiple phosphatidylinositols; involved in trans Golgi network-to-early endosome pathway; hyperosmotic stress causes translocation to actin patches; contains Sac1 and 5-ptase domains 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 membrane|actin cortical patch|cytoplasm YKR085C MRPL20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00672992177591299 0.696736041633869 1954 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDL061C RPS29B hom FT TRANSLATION|RIBOSOME 0.00672109089783886 0.697114282705056 1955 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 YPL049C DIG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00670080510983662 0.697983441341365 1956 MAP kinase-responsive inhibitor of the Ste12p transcription factor, involved in the regulation of mating-specific genes and the invasive growth pathway; related regulators Dig1p and Dig2p bind to Ste12p negative regulation of transcription from RNA polymerase II promoter by pheromones|Unknown DNA binding|transcription factor binding nucleus YHR091C MSR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00670031936984426 0.698004258068036 1957 Mitochondrial arginyl-tRNA synthetase; mutations in human ortholog are associated with pontocerebellar hypoplasia type 6 arginyl-tRNA aminoacylation|mitochondrial arginyl-tRNA aminoacylation|mitochondrial translation arginine-tRNA ligase activity mitochondrion YDL196W_d YDL196W het FF 0.00669483912479971 0.698367514157446 1958 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 YML015C TAF11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00668959432738562 0.698506702809665 1959 TFIID subunit (40 kDa), involved in RNA polymerase II transcription initiation, similar to histone H3 with atypical histone fold motif of Spt3-like transcription factors RNA polymerase II transcriptional preinitiation complex assembly|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 transcription factor TFIID complex YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0066884791556554 0.698511748923295 1960 Meiosis-specific protein required for chromosome synapsis; displays Red1p dependent localization to the unsynapsed axial-lateral elements of the synaptonemal complex; required for chiasma formation; in vitro, displays the ability to promote intra- and intermolecular synapsis between double-stranded DNA molecules and to fold DNA into rigid protein?DNA filaments synaptonemal complex assembly|meiotic recombination checkpoint|synapsis four-way junction DNA binding condensed nuclear chromosome|lateral element YJL029C VPS53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00668583758580539 0.698624989298171 1961 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; required for vacuolar protein sorting Golgi to vacuole transport|retrograde transport, endosome to Golgi molecular_function Golgi apparatus|GARP complex|cytoplasm YML060W OGG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.006681095925765 0.698828274395046 1962 Mitochondrial glycosylase/lyase that specifically excises 7,8-dihydro-8-oxoguanine residues located opposite cytosine or thymine residues in DNA, repairs oxidative damage to mitochondrial DNA, contributes to UVA resistance DNA repair|base-excision repair, AP site formation oxidized purine nucleobase lesion DNA N-glycosylase activity mitochondrion YER182W_p FMP10 hom FT MITOCHONDRION 0.00666625745685136 0.699464570691471 1963 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 YHR087W RTC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00662714297171668 0.701185287652173 1964 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 YER076C_p YER076C hom FT MITOCHONDRION 0.00658403950236712 0.702994015567427 1965 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 YMR194W RPL36A hom FT TRANSLATION|RIBOSOME 0.00658066673154909 0.703138938910979 1966 Ribosomal 60S subunit protein L36A; N-terminally acetylated; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L36, no bacterial homolog; RPL36A has a paralog, RPL36B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YIL012W_d YIL012W hom 0.00657896133819435 0.70333870559343 1967 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR059C YOR059C hom FT LIPID METABOLISM 0.00653314218614975 0.705182147773922 1968 Lipid particle protein of unknown function; contains a putative lipase serine active site; induced by transcription factor Rpn4p; protein abundance increases in response to DNA replication stress biological_process molecular_function lipid particle YGL032C AGA2 hom 0.00652766787143503 0.70554327977615 1969 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 YPL015C HST2 hom FT GENE SILENCING|NUCLEUS 0.00652208874946971 0.705657670403497 1970 Cytoplasmic member of the silencing information regulator 2 (Sir2) family of NAD(+)-dependent protein deacetylases; modulates nucleolar (rDNA) and telomeric silencing; possesses NAD(+)-dependent histone deacetylase activity in vitro; contains a nuclear export signal (NES); function regulated by its nuclear export negative regulation of chromatin silencing at telomere|chronological cell aging|chromatin silencing at rDNA|negative regulation of mitotic recombination NAD-dependent histone deacetylase activity cytoplasm YDR199W_d YDR199W hom 0.00650266964591709 0.706535100220103 1971 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 YBR151W APD1 hom FT NUCLEUS 0.00650201799538131 0.706521414808938 1972 Protein of unknown function, required for normal localization of actin patches and for normal tolerance of sodium ions and hydrogen peroxide; localizes to both cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YHR137W ARO9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00646944335208903 0.7079656196575 1973 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 YNL032W SIW14 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.00645739076963069 0.708443299302038 1974 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 YLR240W VPS34 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.00645390976612198 0.708593287968744 1975 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 YHR116W COX23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00644243444084056 0.70912921667616 1976 Mitochondrial intermembrane space protein that functions in mitochondrial copper homeostasis, essential for functional cytochrome oxidase expression; homologous to Cox17p; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex assembly molecular_function mitochondrion|cytoplasm YIR020W-A_d YIR020W-A hom 0.00642072006533868 0.710023924593713 1977 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YGL252C RTG2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|SIGNALING|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00642007097404565 0.710051913775017 1978 Sensor of mitochondrial dysfunction; regulates the subcellular location of Rtg1p and Rtg3p, transcriptional activators of the retrograde (RTG) and TOR pathways; Rtg2p is inhibited by the phosphorylated form of Mks1p maintenance of DNA trinucleotide repeats|regulation of transcription from RNA polymerase II promoter|Unknown|nitrogen catabolite regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway|transcription factor import into nucleus RNA polymerase II transcription factor binding transcription factor activity SLIK (SAGA-like) complex|transcriptionally active chromatin|cytoplasm YER126C NSA2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00639386449696772 0.711182277978757 1979 Protein constituent of 66S pre-ribosomal particles, contributes to processing of the 27S pre-rRNA maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleus|preribosome, large subunit precursor YOR183W_p FYV12 hom 0.00638266419178819 0.711665574686996 1980 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cellular_component YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00636536718025679 0.712412173703158 1981 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 YOR161C PNS1 hom FT PLASMA MEMBRANE 0.00634684782165346 0.713334475653627 1982 Protein of unknown function; has similarity to Torpedo californica tCTL1p, which is postulated to be a choline transporter, neither null mutation nor overexpression affects choline transport biological_process choline transmembrane transporter activity|molecular_function integral to membrane|plasma membrane|integral to plasma membrane YPL023C MET12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00634347168941394 0.713357654202504 1983 Protein with methylenetetrahydrofolate reductase (MTHFR) activity in vitro; null mutant has no phenotype and is prototrophic for methionine; MET13 encodes major isozyme of MTHFR biological_process methylenetetrahydrofolate reductase (NADPH) activity cellular_component YER028C MIG3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00632273040840109 0.714253700296392 1984 Transcriptional regulator; partially nonfunctional in S288C strains but has a major role in catabolite repression and ethanol response in some other strains; involved in response to toxic agents; phosphorylation by Snf1p or the Mec1p pathway inactivates Mig3p, allowing induction of damage response genes; MIG3 has a paralog, MIG2, that arose from the whole genome duplication cellular response to UV|negative regulation of transcription from RNA polymerase II promoter in response to UV-induced DNA damage|response to DNA damage stimulus 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 nuclear chromatin YIL062C ARC15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.00631084809464269 0.714767206866471 1985 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches; has mRNA binding activity mitochondrion inheritance|actin cortical patch assembly mRNA binding|structural molecule activity Arp2/3 protein complex|extrinsic to mitochondrial outer membrane YDR034C LYS14 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00629082131282284 0.715673536447555 1986 Transcriptional activator involved in regulation of genes of the lysine biosynthesis pathway; requires 2-aminoadipate semialdehyde as co-inducer Unknown|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 YDR375C BCS1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00627506089378901 0.716355038218898 1987 Protein translocase and chaperone required for Complex III assembly; member of the AAA ATPase family; forms a homo-oligomeric complex in the mitochondrial inner membrane that translocates the C-terminal domain of Rip1p from the matrix across the inner membrane, and then delivers it to an assembly intermediate of respiratory Complex III in an ATP-dependent reaction; also required for assembly of the Qcr10p subunit; mutations in human homolog BCS1L linked to neonatal diseases protein insertion into mitochondrial membrane from inner side|chaperone-mediated protein complex assembly|mitochondrial respiratory chain complex III assembly protein transmembrane transporter activity|ATPase activity mitochondrion|mitochondrial inner membrane YGR029W ERV1 het FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00626542322325137 0.716731478280689 1988 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 YIL019W FAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00624608821777798 0.717608444781999 1989 Protein required for pre-rRNA processing and 40S ribosomal subunit assembly maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|cytoplasm YNL031C HHT2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00624308227258728 0.717698238701454 1990 Histone H3, core histone protein required for chromatin assembly, part of heterochromatin-mediated telomeric and HM silencing; one of two identical histone H3 proteins (see HHT1); regulated by acetylation, methylation, and phosphorylation chromatin assembly or disassembly|global genome nucleotide-excision repair|rRNA transcription|sexual sporulation resulting in formation of a cellular spore|mitotic cell cycle spindle assembly checkpoint DNA binding nuclear nucleosome YHR159W_p TDA11 hom 0.00623866601095031 0.717889397245816 1991 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; potential Cdc28p substrate; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function cytoplasm YIR021W MRS1 hom FT RNA PROCESSING|MITOCHONDRION 0.00622848310781993 0.718531350552546 1992 Protein required for the splicing of two mitochondrial group I introns (BI3 in COB and AI5beta in COX1); forms a splicing complex, containing four subunits of Mrs1p and two subunits of the BI3-encoded maturase, that binds to the BI3 RNA Group I intron splicing endodeoxyribonuclease activity|RNA binding mitochondrion YBL029W_p YBL029W hom FT NUCLEUS 0.00620529091137028 0.719334613541529 1993 Non-essential protein of unknown function biological_process molecular_function nucleus|cytoplasm YPL266W DIM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0061972817884704 0.719681575939817 1994 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 YOL093W TRM10 hom FT RNA PROCESSING|NUCLEUS 0.00618204279913251 0.72034190202221 1995 tRNA methyltransferase; methylates the N-1 position of guanosine in tRNAs; protein abundance increases in response to DNA replication stress tRNA methylation tRNA (guanine) methyltransferase activity nucleus|cytoplasm YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.00618077319513714 0.720396925103734 1996 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 YDR320C SWA2 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00617196556708072 0.720778676746524 1997 Auxilin-like protein involved in vesicular transport; clathrin-binding protein required for uncoating of clathrin-coated vesicles positive regulation of ATPase activity|endoplasmic reticulum inheritance|clathrin coat disassembly ubiquitin binding|clathrin binding endoplasmic reticulum membrane YPL232W SSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.00615495882180993 0.721516001949993 1998 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 YNR055C HOL1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.00614979922808184 0.721779513501527 1999 Putative transporter in the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; mutations in membrane-spanning domains permit cation and histidinol uptake organic alcohol transport|cation transport alcohol transmembrane transporter activity|inorganic cation transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YBL018C POP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0061497353957836 0.721941414204482 2000 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 YNR026C SEC12 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00613552730648387 0.722596986871632 2001 Guanine nucleotide exchange factor (GEF), activates Sar1p by catalyzing the exchange of GDP for GTP; required for the initiation of COPII vesicle formation in ER to Golgi transport; glycosylated integral membrane protein of the ER regulation of COPII vesicle coating Sar guanyl-nucleotide exchange factor activity Golgi apparatus|endoplasmic reticulum YOR253W NAT5 hom FT RIBOSOME 0.00612339211826704 0.722885257651392 2002 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 NatA complex|cytosolic ribosome YOR142W LSC1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00612299147353604 0.722942257310808 2003 Alpha subunit of succinyl-CoA ligase, which is a mitochondrial enzyme of the TCA cycle that catalyzes the nucleotide-dependent conversion of succinyl-CoA to succinate; phosphorylated tricarboxylic acid cycle|succinyl-CoA metabolic process succinate-CoA ligase (ADP-forming) activity mitochondrial nucleoid|mitochondrion YJR006W POL31 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00610296137594365 0.72377194676055 2004 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 YDR440W DOT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.006095097242648 0.724547743036624 2005 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 YHL022C SPO11 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00608189217579043 0.724686733011647 2006 Meiosis-specific protein that initiates meiotic recombination by catalyzing the formation of double-strand breaks in DNA via a transesterification reaction; required for homologous chromosome pairing and synaptonemal complex formation meiotic DNA double-strand break formation endodeoxyribonuclease activity, producing 3'-phosphomonoesters nuclear chromosome YMR230W-A_p YMR230W-A hom 0.00605323365527923 0.725931664362379 2007 Putative protein of unknown function biological_process molecular_function cellular_component YDR383C NKP1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00600846647875274 0.727877806651263 2008 Central kinetochore protein and subunit of the Ctf19 complex; mutants have elevated rates of chromosome loss; orthologous to fission yeast kinetochore protein fta4 biological_process molecular_function kinetochore YPL091W GLR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00600355604294036 0.728091382754858 2009 Cytosolic and mitochondrial glutathione oxidoreductase; converts oxidized glutathione to reduced glutathione; mitochondrial but not cytosolic form has a role in resistance to hyperoxia; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|protein glutathionylation glutathione-disulfide reductase activity mitochondrion|nucleus|cytoplasm YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00599206203778039 0.728591389278446 2010 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 YDL154W MSH5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00597508888579719 0.729329957997447 2011 Protein of the MutS family, forms a dimer with Msh4p that facilitates crossovers between homologs during meiosis; msh5-Y823H mutation confers tolerance to DNA alkylating agents; homologs present in C. elegans and humans reciprocal meiotic recombination molecular_function nucleus YCR095W-A_p YCR095W-A hom 0.00596329385025714 0.729843354398315 2012 Putative protein of unknown function biological_process molecular_function cellular_component 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 0.00596053664036104 0.730156905056137 2013 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 YBL045C COR1 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00594505843727716 0.730637315959309 2014 Core subunit of the ubiquinol-cytochrome c reductase complex (bc1 complex), which is a component of the mitochondrial inner membrane electron transport chain aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YPR144C NOC4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00591701079399184 0.731859060560506 2015 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 YBR221W-A_p YBR221W-A hom 0.0058903568429461 0.733059015706514 2016 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.00587737891786251 0.733586568279852 2017 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 YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00584543301131921 0.734980036063203 2018 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 YKL020C SPT23 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00580063811274186 0.737048776168897 2019 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 YDR391C_p YDR391C hom FT NUCLEUS 0.00579691775692046 0.737135670408927 2020 Putative protein of unknown function, possibly involved in zinc homeostasis; Bdf1p-dependent transcription induced by salt stress; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YLR369W SSQ1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.00579430115242817 0.737212201655336 2021 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 YIL130W ASG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00576506690988241 0.738489422645051 2022 Zinc cluster protein proposed to function as a transcriptional regulator involved in the stress response; null mutants have a respiratory deficiency, calcofluor white sensitivity and slightly increased cycloheximide resistance biological_process sequence-specific DNA binding nucleus YPL077C_p YPL077C hom 0.00574251283674126 0.739475285700227 2023 Putative protein of unknown function; regulates PIS1 expression; mutant displays spore wall assembly defect in ether sensitivity screen; YPL077C is not an essential gene; YPL077C has a paralog, YBR197C, that arose from the whole genome duplication biological_process molecular_function cellular_component YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.00569508774809961 0.741549682623926 2024 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 YHR073W OSH3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM 0.0056914478087081 0.741708973197637 2025 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 YBL027W RPL19B hom FT TRANSLATION|RIBOSOME 0.00567136485123895 0.742699125534032 2026 Ribosomal 60S subunit protein L19B; rpl19a and rpl19b single null mutations result in slow growth, while the double null mutation is lethal; homologous to mammalian ribosomal protein L19, no bacterial homolog; RPL19B has a paralog, RPL19A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR141C_p YBR141C hom FT NUCLEUS 0.00566380324175952 0.742919111880834 2027 Putative S-adenosylmethionine-dependent methyltransferase; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; YBR141C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity nucleolus YJR124C_p YJR124C hom 0.00565974927154839 0.74309662757927 2028 Putative protein of unknown function; expression induced under calcium shortage biological_process molecular_function integral to membrane YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00565846616177759 0.743152815377648 2029 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 YHR022C_p YHR022C hom FT SIGNALING 0.00565831500029975 0.743159434878468 2030 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YHL031C GOS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00561750903727746 0.744947058312851 2031 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 YHR122W CIA2 het FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.00561590959149446 0.745017154713596 2032 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 YPL086C ELP3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.00560845676463509 0.745343805884345 2033 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 YNR043W MVD1 het FT LIPID METABOLISM 0.00559610958951508 0.745885072951199 2034 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 YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.00559461705295125 0.745950510253232 2035 Protein of unknown function that influences nuclear pore distribution; co-purifies with ribosomes; contains a GYF domain, which bind proline-rich sequences; deletion extends chronological lifespan; SYH1 has a paralog, SMY2, that arose from the whole genome duplication nuclear pore distribution molecular_function mitochondrion|ribosome|cytoplasmic mRNA processing body|extrinsic to membrane|cytoplasm YJL015C_d YJL015C het 0.00558999404936099 0.746262868468861 2036 Dubious open reading frame unlikely to encode a functional protein; expression if heat-inducible; located in promoter region of essential CCT3 gene encoding a subunit of the cytosolic chaperonin Cct ring complex, overlaps ORF YJL016W Unknown Unknown Unknown YNR053C NOG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00558549417380535 0.746460105713225 2037 Putative GTPase that associates with pre-60S ribosomal subunits in the nucleolus and is required for their nuclear export and maturation ribosomal large subunit export from nucleus GTPase activity nucleoplasm|nucleolus|nucleus|preribosome, large subunit precursor YKL042W SPC42 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00558230121597703 0.746673115372451 2038 Central plaque component of spindle pole body (SPB); involved in SPB duplication, may facilitate attachment of the SPB to the nuclear membrane microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body|intermediate layer of spindle pole body YOR055W_d YOR055W hom 0.00553188908894077 0.748702344016227 2039 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR076W PTC7 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.005510304839651 0.749649972852946 2040 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 YDL022W GPD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00550490286730276 0.750031426446938 2041 NAD-dependent glycerol-3-phosphate dehydrogenase; key enzyme of glycerol synthesis, essential for growth under osmotic stress; expression regulated by high-osmolarity glycerol response pathway; homolog of Gpd2p; protein abundance increases in response to DNA replication stress; constitutively inactivated via phosphorylation by the protein kinases YPK1 and YPK2, dephosphorylation increases catalytic activity NADH oxidation|intracellular accumulation of glycerol glycerol-3-phosphate dehydrogenase [NAD+] activity cytosol|peroxisome|nucleus YDL107W MSS2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0055044732383342 0.749906066739263 2042 Peripherally bound inner membrane protein of the mitochondrial matrix involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p protein insertion into mitochondrial membrane from inner side molecular_function extrinsic to mitochondrial inner membrane|mitochondrial matrix YGR060W ERG25 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00549194901535029 0.750456159201519 2043 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 YHR051W COX6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00546630183922437 0.751583037283683 2044 Subunit VI of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain; expression is regulated by oxygen levels mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YOR318C_d YOR318C hom 0.00545517829322292 0.752107700280347 2045 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 YER184C_p YER184C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00545481000779881 0.752123886882909 2046 Putative zinc cluster protein; deletion confers sensitivity to Calcufluor white, and prevents growth on glycerol or lactate as sole carbon source biological_process sequence-specific DNA binding cellular_component YDR195W REF2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00542696249536299 0.753312546398508 2047 RNA-binding protein involved in the cleavage step of mRNA 3'-end formation prior to polyadenylation, and in snoRNA maturation; part of holo-CPF subcomplex APT, which associates with 3'-ends of snoRNA- and mRNA-encoding genes mRNA 3'-end processing|termination of RNA polymerase II transcription, poly(A)-coupled|snoRNA 3'-end processing|Unknown chromatin binding|RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YGR291C_d YGR291C hom 0.00541142804420753 0.753995842169678 2048 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR158W MRPS8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0054025126892026 0.754388078489711 2049 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLR434C_d YLR434C hom 0.0053914134101222 0.754876486336516 2050 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF TSR2/YLR435W Unknown Unknown Unknown YLR384C IKI3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00537011651831303 0.755813899706346 2051 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 YGR215W RSM27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00536129608747003 0.756202249011541 2052 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLL027W ISA1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00535031641276116 0.756756026988433 2053 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa2p and possibly Iba57p; isa1 deletion causes loss of mitochondrial DNA and respiratory deficiency; depletion reduces growth on nonfermentable carbon sources; functional ortholog of bacterial A-type ISC proteins biotin biosynthetic process|iron-sulfur cluster assembly iron-sulfur cluster binding|iron ion binding mitochondrial matrix YNL297C MON2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0053434040545386 0.757025288701312 2054 Peripheral membrane protein with a role in endocytosis and vacuole integrity, interacts with Arl1p and localizes to the endosome; member of the Sec7p family of proteins transport|endocytosis|protein targeting to vacuole|Golgi to endosome transport guanyl-nucleotide exchange factor activity cytosol|endosome|trans-Golgi network|extrinsic to membrane YJL148W RPA34 hom FT NUCLEUS 0.00533544971373914 0.757340577224488 2055 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 YIR035C_p YIR035C hom FT OXIDATION-REDUCTION PROCESS 0.00533114554608682 0.757635271840999 2056 Putative cytoplasmic short-chain dehydrogenase/reductase biological_process molecular_function integral to membrane|cytoplasm YJR010W MET3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00532920597726507 0.757615643420149 2057 ATP sulfurylase, catalyzes the primary step of intracellular sulfate activation, essential for assimilatory reduction of sulfate to sulfide, involved in methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process sulfate adenylyltransferase (ATP) activity mitochondrion|cytoplasm YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.00532798268766025 0.757669538722889 2058 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 YJL163C_p YJL163C hom 0.00532489194210802 0.757840698457574 2059 Putative protein of unknown function biological_process molecular_function integral to membrane YLR287C-A RPS30A hom FT TRANSLATION|RIBOSOME 0.00529108389187907 0.759295766397183 2060 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S30, no bacterial homolog; RPS30A has a paralog, RPS30B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|cytoplasmic stress granule YCR092C MSH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00528815775262166 0.759424774754783 2061 Mismatch repair protein, forms dimers with Msh2p that mediate repair of insertion or deletion mutations and removal of nonhomologous DNA ends, contains a PCNA (Pol30p) binding motif required for genome stability mismatch repair|mitotic recombination|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination DNA insertion or deletion binding|mismatched DNA binding|double-strand/single-strand DNA junction binding|loop DNA binding|Y-form DNA binding MutSbeta complex|nucleus|cytoplasm YBR081C SPT7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|HISTONE ACETYLTRANSFERASE 0.0052546686960512 0.760901724355263 2062 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 YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00524314100592573 0.761410325664065 2063 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 YJL010C NOP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00524020246487912 0.761539990489753 2064 Essential subunit of U3-containing 90S preribosome involved in production of 18S rRNA and assembly of small ribosomal subunit; also part of pre-40S ribosome and required for its export into cytoplasm; binds RNA and contains pumilio domain 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)|ribosomal small subunit export from nucleus RNA binding preribosome, small subunit precursor|nucleolus|nucleus|90S preribosome 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 0.00520993422805036 0.762875982893755 2065 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 YMR157C AIM36 hom FT MITOCHONDRION 0.00516900868502103 0.764683494622738 2066 Protein of unknown function; null mutant displays reduced respiratory growth and elevated frequency of mitochondrial genome loss; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YGL211W NCS6 hom FT RNA PROCESSING|MITOCHONDRION 0.00516330125590138 0.764935670213276 2067 Protein required for thiolation of the uridine at the wobble position of Gln, Lys, and Glu 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|protein urmylation|tRNA wobble uridine modification tRNA binding cytosol|mitochondrion YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0051407828140296 0.766100332712804 2068 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 YGL063W PUS2 hom FT RNA PROCESSING|MITOCHONDRION 0.00513754918143384 0.766073802714751 2069 Mitochondrial tRNA:pseudouridine synthase; acts at positions 27 and 28, but not at position 72; efficiently and rapidly targeted to mitochondria, specifically dedicated to mitochondrial tRNA modification tRNA pseudouridine synthesis pseudouridine synthase activity mitochondrion YMR296C LCB1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0051330812727995 0.766271316791469 2070 Component of serine palmitoyltransferase, responsible along with Lcb2p for the first committed step in sphingolipid synthesis, which is the condensation of serine with palmitoyl-CoA to form 3-ketosphinganine sphingolipid biosynthetic process serine C-palmitoyltransferase activity SPOTS complex|serine C-palmitoyltransferase complex YNL175C NOP13 hom FT NUCLEUS 0.00512337410468295 0.766700496584605 2071 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 YOR208W PTP2 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00511923245921578 0.766883631561982 2072 Phosphotyrosine-specific protein phosphatase involved in the inactivation of mitogen-activated protein kinase (MAPK) during osmolarity sensing; dephosporylates Hog1p MAPK and regulates its localization; localized to the nucleus inactivation of MAPK activity involved in osmosensory signaling pathway|inactivation of MAPK activity involved in cell wall biogenesis|regulation of sporulation|regulation of protein localization|protein dephosphorylation protein tyrosine phosphatase activity nucleus YGL197W MDS3 hom FT CELL CYCLE|SIGNALING|MITOCHONDRION 0.00506641101076395 0.76922042480034 2073 Putative component of the TOR regulatory pathway; negative regulator of early meiotic gene expression; required, with Pmd1p, for growth under alkaline conditions; has an N-terminal kelch-like domain TOR signaling cascade|negative regulation of sporulation resulting in formation of a cellular spore molecular_function mitochondrion|cytoplasm YLL059C_d YLL059C hom 0.00505523606950089 0.769715067803436 2074 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR167W RPS31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.00503659916604081 0.770540212327863 2075 Fusion protein cleaved to yield ribosomal protein S31 and ubiquitin; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; interacts genetically with translation factor eIF2B; homologous to mammalian ribosomal protein S27A, no bacterial homolog cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, LSU-rRNA,5S)|ribosomal small subunit assembly|ribosome biogenesis structural constituent of ribosome|protein tag cytosolic small ribosomal subunit|cytoplasm YPL067C_p YPL067C hom 0.00501491539568273 0.771500582929119 2076 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YPL067C is not an essential gene biological_process molecular_function cytoplasm YPR028W YOP1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00501274392027658 0.771596776525722 2077 Membrane protein that interacts with Yip1p to mediate membrane traffic; interacts with Sey1p to maintain ER morphology; overexpression leads to cell death and accumulation of internal cell membranes; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; forms ER foci upon DNA replication stress vesicle-mediated transport|endoplasmic reticulum organization|endoplasmic reticulum inheritance|nuclear pore complex assembly protein binding integral to membrane|endoplasmic reticulum|endoplasmic reticulum tubular network YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00500712008068082 0.772044465610917 2078 Ubiquinol-cytochrome-c reductase, a Rieske iron-sulfur protein of the mitochondrial cytochrome bc1 complex; transfers electrons from ubiquinol to cytochrome c1 during respiration; during import, Rip1p is first imported into the mitochondrial matrix where it is processed, acquires its Fe-S cluster, and is folded, then is translocated into the inner membrane by the action of a homo-oligomer of Bcs1p, and finally is delivered by Bcs1p to Complex III for assembly mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YDL068W_d YDL068W hom 0.00500075839192463 0.772127783290733 2079 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR233W KIN4 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00499918307296773 0.772362783692517 2080 Serine/threonine protein kinase; inhibits the mitotic exit network (MEN) when the spindle position checkpoint is activated; localized asymmetrically to mother cell cortex, spindle pole body and bud neck; KIN4 has a paralog, FRK1, that arose from the whole genome duplication mitotic cell cycle spindle orientation checkpoint|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cell cortex|spindle pole body|cellular bud neck YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00499024353401111 0.772725653729823 2081 Mitochondrial RNA polymerase; single subunit enzyme similar to those of T3 and T7 bacteriophages; requires a specificity subunit encoded by MTF1 for promoter recognition; Mtf1p interacts with and stabilizes the Rpo41p-promoter complex, enhancing DNA bending and melting to facilitate pre-initiation open complex formation transcription from mitochondrial promoter|mitochondrial genome maintenance DNA-directed RNA polymerase activity mitochondrial nucleoid|mitochondrion|mitochondrial DNA-directed RNA polymerase complex|mitochondrial matrix YBR242W_p YBR242W hom FT NUCLEUS 0.00497790056777229 0.773140771752455 2082 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 YGR118W RPS23A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00497280527001154 0.773366632407275 2083 Ribosomal protein 28 (rp28) of the small (40S) ribosomal subunit, required for translational accuracy; homologous to mammalian ribosomal protein S23 and bacterial S12; RPS23A has a paralog, RPS23B, that arose from the whole genome duplication; deletion of both RPS23A and RPS23B is lethal maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|regulation of translational fidelity structural constituent of ribosome cytosolic small ribosomal subunit YDR294C DPL1 hom FT KETONE METABOLISM|LIPID METABOLISM|SIGNALING|RESPONSE TO NUTRIENT LEVELS|ENDOPLASMIC RETICULUM 0.00494021609640286 0.774844346298017 2084 Dihydrosphingosine phosphate lyase, regulates intracellular levels of sphingolipid long-chain base phosphates (LCBPs), degrades phosphorylated long chain bases, prefers C16 dihydrosphingosine-l-phosphate as a substrate calcium-mediated signaling|sphingolipid metabolic process|cellular response to starvation sphinganine-1-phosphate aldolase activity endoplasmic reticulum|cortical endoplasmic reticulum|perinuclear endoplasmic reticulum YKL016C ATP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00493208158708676 0.775172490101711 2085 Subunit d of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis protein complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane|mitochondrial proton-transporting ATP synthase complex YCL049C_p YCL049C hom 0.00491021116373369 0.77614281832188 2086 Protein of unknown function; localizes to membrane fraction; YCL049C is not an essential gene biological_process molecular_function membrane YDL030W PRP9 het FT RNA PROCESSING|NUCLEUS 0.00490116671199013 0.776641515758661 2087 Subunit of the SF3a splicing factor complex, required for spliceosome assembly; acts after the formation of the U1 snRNP-pre-mRNA complex mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YPL201C YIG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00485071564987509 0.778784228066047 2088 Protein that interacts with glycerol 3-phosphatase and plays a role in anaerobic glycerol production; localizes to the nucleus and cytosol glycerol biosynthetic process molecular_function cytosol|nucleus YDL168W SFA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00483580924527249 0.779478462191746 2089 Bifunctional alcohol dehydrogenase and formaldehyde dehydrogenase; formaldehyde dehydrogenase activity is glutathione-dependent; functions in formaldehyde detoxification and formation of long chain and complex alcohols, regulated by Hog1p-Sko1p; protein abundance increases in response to DNA replication stress furaldehyde metabolic process|formaldehyde catabolic process|amino acid catabolic process to alcohol via Ehrlich pathway S-(hydroxymethyl)glutathione dehydrogenase activity|hydroxymethylfurfural reductase (NADH) activity|alcohol dehydrogenase (NAD) activity mitochondrion|cytoplasm YPL051W ARL3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00482442425816859 0.779952297625124 2090 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 YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00479941883608673 0.781063695272843 2091 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 YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.00479299484549263 0.781349289955081 2092 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 YLL044W_d YLL044W hom 0.0047794062827393 0.781953500819492 2093 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcription of both YLL044W and the overlapping gene RPL8B is reduced in the gcr1 null mutant Unknown Unknown Unknown YOR250C CLP1 het FT RNA PROCESSING|NUCLEUS 0.00476483988167294 0.782601337018141 2094 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 YBL106C SRO77 hom FF|FT VESICLE-MEDIATED TRANSPORT|PLASMA MEMBRANE 0.00476304912276495 0.782680990882293 2095 Protein with roles in exocytosis and cation homeostasis; functions in docking and fusion of post-Golgi vesicles with plasma membrane; homolog of Drosophila lethal giant larvae tumor suppressor; interacts with SNARE protein Sec9p; SRO77 has a paralog, SRO7, that arose from the whole genome duplication exocytosis|Golgi to plasma membrane transport molecular_function plasma membrane YIL113W SDP1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00475343576375021 0.783108636875355 2096 Stress-inducible dual-specificity MAP kinase phosphatase, negatively regulates Slt2p MAP kinase by direct dephosphorylation, diffuse localization under normal conditions shifts to punctate localization after heat shock inactivation of MAPK activity involved in cell wall biogenesis|MAPK cascade involved in cell wall biogenesis MAP kinase tyrosine phosphatase activity nucleus|cytoplasm YPR055W SEC8 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00474653416613737 0.783415691775741 2097 Essential 121 kDa 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; involved in ER and Golgi inheritance in small buds; relocalizes away from bud neck upon DNA replication stress Golgi inheritance|endoplasmic reticulum inheritance|Golgi to plasma membrane transport|exocytosis|vesicle fusion|vesicle docking involved in exocytosis molecular_function incipient cellular bud site|cellular bud neck|mating projection tip|exocyst|cellular bud tip YNL170W_d YNL170W hom 0.00474393288319607 0.783531432669812 2098 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR110C CCW12 hom FF|FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.00473221738617139 0.784146979328332 2099 Cell wall mannoprotein; plays a role in maintenance of newly synthesized areas of cell wall; localizes to periphery of small buds, septum region of larger buds, and shmoo tip; CCW12 has a paralog, YDR134C, that arose from the whole genome duplication conjugation with cellular fusion|agglutination involved in conjugation with cellular fusion|fungal-type cell wall organization molecular_function fungal-type cell wall|mating projection tip|cellular bud tip YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.00471541122095305 0.784800782562051 2100 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 YOR294W RRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00468944142527522 0.786112805248487 2101 Essential protein that binds ribosomal protein L11; required for nuclear export of the 60S pre-ribosomal subunit during ribosome biogenesis; localizes to the nucleolus and in foci along nuclear periphery; cooperates with Ebp2p and Mps3p to mediate telomere clustering by binding Sir4p, but is not involved in telomere tethering; mouse homolog shows altered expression in Huntington's disease model mice 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 large subunit biogenesis|ribosomal large subunit export from nucleus molecular_function nucleoplasm|nuclear periphery|nucleolus|preribosome, large subunit precursor YAR035C-A_p YAR035C-A hom 0.00468746993886481 0.786044857823855 2102 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YDR301W CFT1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00467990059039239 0.786381974438984 2103 RNA-binding subunit of the mRNA cleavage and polyadenylation factor; involved in poly(A) site recognition and required for both pre-mRNA cleavage and polyadenylation, 51% sequence similarity with mammalian AAUAA-binding subunit of CPSF mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mitochondrion|mRNA cleavage and polyadenylation specificity factor complex YHR008C SOD2 hom FF|FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00464874854473526 0.78783159801463 2104 Mitochondrial manganese superoxide dismutase, protects cells against oxygen toxicity; phosphorylated reactive oxygen species metabolic process|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|age-dependent response to reactive oxygen species involved in chronological cell aging superoxide dismutase activity mitochondrion|mitochondrial matrix YKL136W_d YKL136W hom 0.00464757661577504 0.787822039373326 2105 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 YPR049C ATG11 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|PEROXISOME ORGANIZATION 0.00464751740952474 0.787824677737095 2106 Adapter protein for pexophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; directs receptor-bound cargo to the phagophore assembly site (PAS) for packaging into vesicles; required for recruiting other proteins to the (PAS) piecemeal microautophagy of nucleus|mitochondrion degradation|peroxisome degradation|protein localization to pre-autophagosomal structure|CVT pathway protein complex scaffold pre-autophagosomal structure|extrinsic to membrane YIL116W HIS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0046373368697198 0.788401683822623 2107 Histidinol-phosphate aminotransferase, catalyzes the seventh step in histidine biosynthesis; responsive to general control of amino acid biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts histidine biosynthetic process histidinol-phosphate transaminase activity intracellular YOR138C RUP1 hom FT NUCLEUS 0.00463722168527947 0.788283515363195 2108 Protein that regulates Rsp5p, which is a HECT ubiquitin ligase; has a WW domain consensus motif of PPPSY (residues 131-135) that mediates binding of Rsp5p to Ubp2p; contains an UBA domain; relative distribution to the nucleus increases upon DNA replication stress protein deubiquitination protein binding nucleus|cytoplasm YDR399W HPT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00463206065682724 0.788513548587571 2109 Dimeric hypoxanthine-guanine phosphoribosyltransferase, catalyzes the transfer of the phosphoribosyl portion of 5-phosphoribosyl-alpha-1-pyrophosphate to a purine base (either guanine or hypoxanthine) to form pyrophosphate and a purine nucleotide (either guanosine monophosphate or inosine monophosphate); mutations in the human homolog HPRT1 can cause Lesch-Nyhan syndrome and Kelley-Seegmiller syndrome GMP salvage|IMP salvage hypoxanthine phosphoribosyltransferase activity nucleus|cytoplasm YER087W AIM10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.00460765924019162 0.789601398277917 2110 Protein with similarity to tRNA synthetases; non-tagged protein is detected in purified mitochondria; null mutant is viable and displays elevated frequency of mitochondrial genome loss biological_process proline-tRNA ligase activity mitochondrion YBR275C RIF1 hom FT CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00460446897664725 0.789743655096549 2111 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 YDL080C THI3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00460162361776539 0.7899929584445 2112 Probable alpha-ketoisocaproate decarboxylase, may have a role in catabolism of amino acids to long-chain and complex alcohols; required for expression of enzymes involved in thiamine biosynthesis regulation of thiamine biosynthetic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|positive regulation of transcription from RNA polymerase II promoter|leucine catabolic process carboxy-lyase activity cytosol|nucleus YEL041W YEF1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00457725948873101 0.790957235659164 2113 ATP-NADH kinase; phosphorylates both NAD and NADH; homooctameric structure consisting of 60-kDa subunits; similar to Pos5p; overexpression complements certain pos5 phenotypes; YEF1 has a paralog, UTR1, that arose from the whole genome duplication NADP biosynthetic process NAD+ kinase activity|NADH kinase activity cellular_component YDR287W INM2 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0045730570638633 0.791357764851417 2114 Inositol monophosphatase, involved in biosynthesis of inositol; enzymatic activity requires magnesium ions and is inhibited by lithium and sodium ions; inm1 inm2 double mutant lacks inositol auxotrophy inositol phosphate dephosphorylation inositol monophosphate 1-phosphatase activity cellular_component YJR077C MIR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00454792439502577 0.792266188763102 2115 Mitochondrial phosphate carrier, imports inorganic phosphate into mitochondria; functionally redundant with Pic2p but more abundant than Pic2p under normal conditions; phosphorylated phosphate ion transmembrane transport inorganic phosphate transmembrane transporter activity mitochondrion|integral to membrane|integral to mitochondrial inner membrane YHR080C YHR080C hom FT MITOCHONDRION 0.00454666804693835 0.792352518820821 2116 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YHR080C has a paralog, YSP2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|ribosome YKL058W TOA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00450167013374877 0.794361254222736 2117 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 YMR290W-A_d YMR290W-A het FF 0.0044942140461573 0.794664298274672 2118 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 YDL150W RPC53 het FF|FT NUCLEUS 0.00449395288042466 0.794675963804713 2119 RNA polymerase III subunit C53 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YOR259C RPT4 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.00448331958125056 0.795180826804626 2120 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in degradation of ubiquitinated substrates; contributes preferentially to ERAD; required for spindle pole body duplication; mainly nuclear localization ER-associated protein catabolic process|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription elongation from RNA polymerase II promoter|nucleotide-excision repair|proteasome regulatory particle assembly ATPase activity|protein domain specific binding proteasome regulatory particle, base subcomplex|nucleus YAR030C_d YAR030C hom 0.00447089585387961 0.795706036161956 2121 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YAR029W and the verified gene PRM9 Unknown Unknown Unknown YCL014W BUD3 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00445911701988652 0.796232392910229 2122 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 YBR189W RPS9B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.00445667306079383 0.79634161689634 2123 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S9 and bacterial S4; RPS9B has a paralog, RPS9A, that arose from the whole genome duplication positive regulation of translational fidelity|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|90S preribosome YNL226W_d YNL226W hom 0.00445563771524298 0.796387889155019 2124 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene JJJ1/YNL227C Unknown Unknown Unknown YBR281C DUG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS 0.00445268469805405 0.796519871027575 2125 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 YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.00443535129397751 0.797383399345134 2126 Nuclear 5' to 3' single-stranded RNA exonuclease, involved in RNA metabolism, including rRNA and snRNA processing as well as poly (A+) dependent and independent mRNA transcription termination termination of RNA polymerase II transcription, exosome-dependent|nuclear mRNA surveillance|termination of RNA polymerase II transcription, poly(A)-coupled|rRNA processing|RNA processing 5'-3' exoribonuclease activity mitochondrion|nucleus YGR093W_p YGR093W hom FT NUCLEUS 0.00435119377964563 0.80105940789247 2127 Putative protein of unconfirmed function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus biological_process molecular_function nucleus YKL216W URA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.004330558936776 0.80212780895146 2128 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 YDR514C YDR514C hom FT NUCLEUS|MITOCHONDRION 0.00432493444072863 0.802235049796279 2129 Protein of unknown function that localizes to mitochondria; overexpression affects endocytic protein trafficking; YDR514C has a paralog, GFD2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|nucleus YPL217C BMS1 het FT PROTEIN COMPLEX ORG/BIOGENE