Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YDL238C GUD1 hom 1 0 1 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 YJL171C YJL171C hom FT MITOCHONDRION|PLASMA MEMBRANE 0.115774543508167 1.73116949079953e-11 2 GPI-anchored cell wall protein of unknown function; induced in response to cell wall damaging agents and by mutations in genes involved in cell wall biogenesis; sequence similarity to YBR162C/TOS1, a covalently bound cell wall protein; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrion|fungal-type cell wall|plasma membrane YBL034C STU1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.103520363670307 1.84429606058804e-09 3 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 YOR074C CDC21 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0996838196410518 7.16332856073079e-09 4 Thymidylate synthase, required for de novo biosynthesis of pyrimidine deoxyribonucleotides; expression is induced at G1/S dTMP biosynthetic process thymidylate synthase activity nucleus YOR219C STE13 hom FT PROTEOLYSIS|GOLGI APPARATUS 0.0903669652750997 1.57277755952894e-07 5 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 YDL072C YET3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0900993290832996 1.71135666558971e-07 6 Protein of unknown function; YET3 null mutant decreases the level of secreted invertase; homolog of human BAP31 protein; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|endoplasmic reticulum YGR267C FOL2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0897720489486622 1.89690494049842e-07 7 GTP-cyclohydrolase I, catalyzes the first step in the folic acid biosynthetic pathway folic acid-containing compound biosynthetic process GTP cyclohydrolase I activity nucleus|cytoplasm YCL069W VBA3 hom 0.0861592891935945 5.79322590655008e-07 8 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 YDL240W LRG1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.085150318660934 7.81311569870051e-07 9 Putative GTPase-activating protein (GAP) involved in the Pkc1p-mediated signaling pathway that controls cell wall integrity; appears to specifically regulate 1,3-beta-glucan synthesis fungal-type cell wall biogenesis|small GTPase mediated signal transduction Rho GTPase activator activity mitochondrion|cellular bud neck|cytoplasm YGR161W-C_p YGR161W-C hom 0.0840127738894572 1.09500510696284e-06 10 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YPL211W NIP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0817287768553697 2.12878340397206e-06 11 Nucleolar protein required for 60S ribosome subunit biogenesis, constituent of 66S pre-ribosomal particles; physically interacts with Nop8p and the exosome subunit Rrp43p ribosomal large subunit assembly|ribosomal large subunit biogenesis|rRNA processing molecular_function cytosolic large ribosomal subunit|nucleolus|preribosome, large subunit precursor YLL056C_p YLL056C hom 0.0805648372264283 2.98766315732559e-06 12 Putative protein of unknown function, transcription is activated by paralogous transcription factors Yrm1p and Yrr1p and genes involved in pleiotropic drug resistance (PDR); expression is induced in cells treated with the mycotoxin patulin biological_process molecular_function cellular_component YGL126W SCS3 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0794657848825113 4.13867510191515e-06 13 Protein required for inositol prototrophy; required for normal ER membrane biosynthesis; ortholog of the FIT family of proteins involved in triglyceride droplet biosynthesis and homologous to human FIT2; disputed role in the synthesis of inositol phospholipids from inositol phospholipid metabolic process molecular_function integral to membrane|endoplasmic reticulum YGR130C YGR130C hom 0.0786554150906027 5.11739259408117e-06 14 Component of the eisosome with unknown function; GFP-fusion protein localizes to the cytoplasm; specifically phosphorylated in vitro by mammalian diphosphoinositol pentakisphosphate (IP7) biological_process molecular_function eisosome|membrane raft|cytoplasm YDR169C STB3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0768564185128259 8.29969439571202e-06 15 Ribosomal RNA processing element (RRPE)-binding protein; involved in the glucose-induced transition from quiescence to growth; restricted to nucleus in quiescent cells, released into cytoplasm after glucose repletion; binds Sin3p; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter by glucose sequence-specific DNA binding nucleus|cytoplasm YOR371C GPB1 hom FT SIGNALING|PROTEOLYSIS|PLASMA MEMBRANE 0.0756173162240269 1.15861344767041e-05 16 Multistep regulator of cAMP-PKA signaling; inhibits PKA downstream of Gpa2p and Cyr1p, thereby increasing cAMP dependency; promotes ubiquitin-dependent proteolysis of Ira2p; regulated by G-alpha protein Gpa2p; GPB1 has a paralog, GPB2, that arose from the whole genome duplication positive regulation of Ras protein signal transduction|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|negative regulation of phosphorylation|signal transduction|glucose mediated signaling pathway|pseudohyphal growth|invasive growth in response to glucose limitation|negative regulation of Ras protein signal transduction|protein polyubiquitination cAMP-dependent protein kinase inhibitor activity|signal transducer activity|GTPase activating protein binding plasma membrane|cytoplasm YMR251W GTO3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0738652523585283 1.84104043203505e-05 17 Omega class glutathione transferase; putative cytosolic localization glutathione metabolic process glutathione transferase activity cytoplasm YPR180W AOS1 het FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0735666452816377 2.10697287749925e-05 18 Subunit of a heterodimeric nuclear SUMO activating enzyme (E1) with Uba2p; activates Smt3p (SUMO) before its conjugation to proteins (sumoylation), which may play a role in protein targeting; essential for viability protein sumoylation SUMO activating enzyme activity nucleus|SUMO activating enzyme complex YLR400W_d YLR400W hom 0.0735306123852084 2.009008430477e-05 19 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR107W AAD3 hom FT OXIDATION-REDUCTION PROCESS 0.0734538929208903 2.0495217798143e-05 20 Putative aryl-alcohol dehydrogenase; similar to P. chrysosporium aryl-alcohol dehydrogenase; mutational analysis has not yet revealed a physiological role cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YLR179C YLR179C hom FT NUCLEUS 0.0715368972870215 3.35429601170515e-05 21 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 YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.0712024157912632 3.65088805129295e-05 22 Subunit of nuclear RNase P; nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs; not shared between RNase MRP and RNase P, in contrast to all other RNase P protein subunits; protein abundance increases in response to DNA replication stress tRNA processing|intronic box C/D snoRNA processing ribonuclease P activity nucleolar ribonuclease P complex YDL144C YDL144C hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0703936602793345 4.47422794298483e-05 23 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 YGL259W_p YPS5 hom FT PROTEOLYSIS 0.0702417866704059 4.64729554656447e-05 24 Protein with similarity to GPI-anchored aspartic proteases such as Yap1p and Yap3p biological_process aspartic-type endopeptidase activity cellular_component YPR110C RPC40 het FT NUCLEUS 0.0697429234082517 5.26151240012061e-05 25 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 YLR213C CRR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0695291919298005 5.54753812915408e-05 26 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 YGR022C_d YGR022C hom 0.0676240742400271 8.83439138418975e-05 27 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF MTL1/YGR023W Unknown Unknown Unknown YBR042C CST26 hom FT LIPID METABOLISM 0.0675668771520964 8.95704046122138e-05 28 Putative transferase involved in phospholipid biosynthesis; required for incorporation of stearic acid into phosphatidylinositol; affects chromosome stability when overexpressed; CST26 has a paralog, YDR018C, that arose from the whole genome duplication phospholipid biosynthetic process transferase activity, transferring acyl groups lipid particle YJR140C HIR3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0651357401104067 0.000159378145507087 29 Subunit of the HIR complex; a nucleosome assembly complex involved in regulation of histone gene transcription; involved in position-dependent gene silencing and nucleosome reassembly; ortholog of human CABIN1 protein DNA replication-independent nucleosome assembly|regulation of transcription involved in G1/S phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter nucleosome binding|DNA binding|transcription corepressor activity HIR complex|nucleus YIR039C YPS6 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.064706352781699 0.000176103945696438 30 Putative GPI-anchored aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance fungal-type cell wall organization aspartic-type endopeptidase activity fungal-type cell wall YML064C TEM1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON 0.0639109908138789 0.000211527765475863 31 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 YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0637830492120755 0.000217815567873161 32 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 YJL048C UBX6 hom FT PROTEOLYSIS|NUCLEUS 0.0623305838780434 0.000302627047900685 33 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 YFR005C SAD1 het FT RNA PROCESSING|PROTEOLYSIS|NUCLEUS 0.062323552040009 0.000303104239189352 34 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 YBR288C APM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0622139909664302 0.000310630793941512 35 Mu3-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YDR019C GCV1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.061841065421012 0.000337581173198057 36 T subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; expression is regulated by levels of levels of 5,10-methylene-THF in the cytoplasm glycine catabolic process|glycine metabolic process|one-carbon metabolic process glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YDR514C YDR514C hom FT NUCLEUS|MITOCHONDRION 0.0615354121754876 0.000361284434997874 37 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 YDL175C AIR2 hom FT RNA PROCESSING|NUCLEUS 0.0610925889872565 0.000398396430298677 38 RNA-binding subunit of the TRAMP nuclear RNA surveillance complex; involved in nuclear RNA processing and degradation; involved in TRAMP complex assembly as a bridge between Mtr4p and Trf4p; stimulates the poly(A) polymerase activity of Pap2p in vitro; has 5 zinc knuckle motifs; AIR2 has a paralog, AIR1, that arose from the whole genome duplication nuclear polyadenylation-dependent CUT catabolic process|nuclear mRNA surveillance of mRNA 3'-end processing|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|tRNA modification polynucleotide adenylyltransferase activity|RNA binding|protein binding, bridging nucleolus|TRAMP complex YGR129W SYF2 hom FT RNA PROCESSING|NUCLEUS 0.0609179565037193 0.000413987707380594 39 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 YNL166C BNI5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0609020251980243 0.000425476110382699 40 Protein involved in organization of septins at the mother-bud neck, may interact directly with the Cdc11p septin, localizes to bud neck in a septin-dependent manner septin ring assembly|cytokinesis molecular_function cellular bud neck septin ring|cellular bud neck YGR077C PEX8 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0608277166211286 0.000422265832767315 41 Intraperoxisomal organizer of the peroxisomal import machinery; organizes the formation of the importomer complex, bridging the docking complex with the RING finger complex; tightly associated with the lumenal face of the peroxisomal membrane; essential for peroxisome biogenesis; binds PTS1-signal receptor Pex5p, and PTS2-signal receptor Pex7p protein targeting to peroxisome|peroxisome organization peroxisome targeting sequence binding peroxisomal matrix|peroxisomal membrane|extrinsic to intraperoxisomal membrane YLL045C RPL8B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0607193278425224 0.000432413041478095 42 Ribosomal 60S subunit protein L8B; mutation results in decreased amounts of free 60S subunits; homologous to mammalian ribosomal protein L7A, no bacterial homolog; RPL8B has a paralog, RPL8A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YEL060C PRB1 hom FT PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS 0.0604841237717976 0.000455220182326155 43 Vacuolar proteinase B (yscB); serine protease of the subtilisin family; involved in protein degradation in the vacuole and required for full protein degradation during sporulation; activity inhibited by Pbi2p; protein abundance increases in response to DNA replication stress vacuolar protein catabolic process|sporulation resulting in formation of a cellular spore|cellular response to starvation serine-type endopeptidase activity fungal-type vacuole lumen|fungal-type vacuole YDR265W PEX10 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0602687819323292 0.000477080565160783 44 Peroxisomal membrane E3 ubiquitin ligase, required for for Ubc4p-dependent Pex5p ubiquitination and peroxisomal matrix protein import; contains zinc-binding RING domain; mutations in human homolog cause various peroxisomal disorders protein import into peroxisome matrix|protein ubiquitination ubiquitin-protein ligase activity|protein binding peroxisomal membrane YDR302W GPI11 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0602494511828054 0.000479090061385063 45 ER membrane protein involved in a late step of glycosylphosphatidylinositol (GPI) anchor assembly; involved in the addition of phosphoethanolamine to the multiply mannosylated GPI intermediate; human PIG-Fp is a functional homolog GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum membrane YDR516C EMI2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0601734891001324 0.000493739706327473 46 Non-essential protein of unknown function; required for transcriptional induction of the early meiotic-specific transcription factor IME1; required for sporulation; expression regulated by glucose-repression transcription factors Mig1/2p; EMI2 has a paralog, GLK1, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cytoplasm YKR102W FLO10 hom 0.0601352205392084 0.000491126721310099 47 Member of the FLO family of cell wall flocculation proteins; not expressed in most lab strains; overproduction induces flocculation that can be inhibited by mannose, sucrose, or glucose; overproduction also promotes haploid invasive growth and diploid filamentous growth filamentous growth of a population of unicellular organisms|flocculation via cell wall protein-carbohydrate interaction|flocculation|invasive growth in response to glucose limitation mannose binding fungal-type cell wall YDL176W YDL176W hom 0.0598051783722122 0.000532601443266738 48 Protein of unknown function, predicted by computational methods to be involved in fructose-1,6-bisphosphatase (Fbp1p) degradation; interacts with components of the GID complex; YDL176W is not an essential gene biological_process molecular_function cellular_component YDR502C SAM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0597873704494793 0.000529538780760936 49 S-adenosylmethionine synthetase; catalyzes transfer of the adenosyl group of ATP to the sulfur atom of methionine; SAM2 has a paralog, SAM1, that arose from the whole genome duplication methionine metabolic process|S-adenosylmethionine biosynthetic process methionine adenosyltransferase activity cellular_component YNL310C ZIM17 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0590613001000342 0.000618899979215315 50 Heat shock protein with a zinc finger motif; essential for protein import into mitochondria; may act with Pam18p to facilitate recognition and folding of imported proteins by Ssc1p (mtHSP70) in the mitochondrial matrix protein folding|protein stabilization|protein import into mitochondrial matrix|response to unfolded protein|mitochondrion organization chaperone binding mitochondrion|mitochondrial matrix YBR300C_d YBR300C hom 0.0588893372096989 0.000642026379129339 51 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 YDR312W SSF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0586369165354143 0.000687546608538872 52 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 YBR287W_p YBR287W hom FT ENDOPLASMIC RETICULUM 0.0583187268783074 0.000724647064096844 53 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the ER; YBR287W is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YLR356W ATG33 hom FT MITOCHONDRION 0.0581796107071901 0.000759983867422629 54 Mitochondrial mitophagy-specific protein; required primarily for mitophagy induced at the post-log phase; not required for other types of selective autophagy or macroautophagy; conserved within fungi, but not in higher eukaryotes mitochondrion degradation molecular_function mitochondrion|integral to membrane YGL065C ALG2 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0581688876550191 0.000747923813391938 55 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 YGL257C MNT2 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.057715128383509 0.000822714286483637 56 Mannosyltransferase involved in adding the 4th and 5th mannose residues of O-linked glycans protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YGR051C_d YGR051C hom 0.0576618903103751 0.000836422319592703 57 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 YBR249C ARO4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0576517900046802 0.000833689022388461 58 3-deoxy-D-arabino-heptulosonate-7-phosphate (DAHP) synthase; catalyzes the first step in aromatic amino acid biosynthesis and is feedback-inhibited by tyrosine or high concentrations of phenylalanine or tryptophan; relative distribution to the nucleus increases upon DNA replication stress aromatic amino acid family biosynthetic process 3-deoxy-7-phosphoheptulonate synthase activity nucleus|cytoplasm YJL218W_p YJL218W hom 0.0575427199998105 0.000852906432444369 59 Putative acetyltransferase; similar to bacterial galactoside O-acetyltransferases; induced by oleate in an OAF1/PIP2-dependent manner; promoter contains an oleate response element consensus sequence; non-essential gene biological_process acetyltransferase activity cellular_component YKR090W PXL1 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0574859397952633 0.000863072482977662 60 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 YKL198C PTK1 hom FT PROTEIN PHOSPHORYLATION 0.0574175736515576 0.000875461899124601 61 Putative serine/threonine protein kinase that regulates spermine uptake; involved in polyamine transport; possible mitochondrial protein polyamine transport protein kinase activity cellular_component YOR164C GET4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0572417902137549 0.000908078327113096 62 Protein with a role in insertion of tail-anchored proteins into the ER membrane; forms a complex with Mdy2p; highly conserved across species and homologous to human gene C7orf20 protein insertion into ER membrane|posttranslational protein targeting to membrane molecular_function TRC complex|cytoplasm YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0568046803671532 0.000995862175494366 63 Transcriptional activator; required for the vitamin H-responsive element (VHRE) mediated induction of VHT1 (Vitamin H transporter) and BIO5 (biotin biosynthesis intermediate transporter) in response to low biotin concentrations; VHR1 has a paralog, VHR2, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to biotin starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II regulatory region sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YDL204W RTN2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0566971704151634 0.00101641543711849 64 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 YPL225W YPL225W hom 0.0566437342615686 0.00102766553752646 65 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YDR521W_d YDR521W hom 0.056550700260162 0.00105298133123262 66 Dubious ORF that overlaps YDR520C; mutant increases expression of PIS1 and RPL3 in glycerol Unknown Unknown Unknown YEL066W HPA3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0565365371685204 0.00105058222988341 67 D-Amino acid N-acetyltransferase, catalyzes N-acetylation of D-amino acids through ordered bi-bi mechanism in which acetyl-CoA is first substrate bound and CoA is last product liberated; similar to Hpa2p, acetylates histones weakly in vitro D-amino acid metabolic process D-amino-acid N-acetyltransferase activity nucleus|cytoplasm YBR157C ICS2 hom 0.0565305947730716 0.00105186632319558 68 Protein of unknown function; null mutation does not confer any obvious defects in growth, spore germination, viability, or carbohydrate utilization biological_process molecular_function cellular_component YOR067C ALG8 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0562985588866997 0.00110315666813239 69 Glucosyl transferase, involved in N-linked glycosylation; adds glucose to the dolichol-linked oligosaccharide precursor prior to transfer to protein during lipid-linked oligosaccharide biosynthesis; similar to Alg6p oligosaccharide-lipid intermediate biosynthetic process|protein N-linked glycosylation dolichyl pyrophosphate Glc1Man9GlcNAc2 alpha-1,3-glucosyltransferase activity integral to membrane|endoplasmic reticulum membrane YHR106W TRR2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0558996507610338 0.0011967688300993 70 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 YDL230W PTP1 hom FT MITOCHONDRION 0.0557579255418985 0.00123175667801861 71 Phosphotyrosine-specific protein phosphatase that dephosphorylates a broad range of substrates in vivo, including Fpr3p; localized to the cytoplasm and the mitochondria; proposed to be a negative regulator of filamentation pseudohyphal growth|invasive growth in response to glucose limitation|protein dephosphorylation protein tyrosine phosphatase activity mitochondrion|cytoplasm YDR275W BSC2 hom 0.0556458522752952 0.00126009027102136 72 Protein of unknown function; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; BSC2 has a paralog, IRC23, that arose from the whole genome duplication biological_process molecular_function lipid particle YLR054C OSW2 hom FT CELL WALL ORG/BIOGENESIS 0.0552389791663922 0.00137035309819198 73 Protein of unknown function proposed to be involved in the assembly of the spore wall ascospore wall assembly molecular_function integral to membrane|prospore membrane|cytoplasm YGL242C_p YGL242C hom 0.054552127308473 0.00156993424720595 74 Putative protein of unknown function; deletion mutant is viable biological_process molecular_function cellular_component YDR014W RAD61 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0540956443227792 0.00171887819308597 75 Subunit of a complex (Scc3p, Pds5p, Rad61p) that inhibits sister chromatid cohesion; inhibited by Eco1p-acetylated cohesin subunits Smc3p and Mcd1p; related to the human Wapl protein that controls the association of cohesin with chromatin mitotic sister chromatid cohesion molecular_function nuclear cohesin complex YBR239C_p ERT1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS 0.0539695795015313 0.00177064927657285 76 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 YDR154C_d YDR154C hom 0.0538618908089715 0.00180292604656275 77 Dubious open reading frame, null mutant exhibits synthetic phenotype with alpha-synuclein Unknown Unknown Unknown YAL037W_p YAL037W hom 0.0531402233056185 0.0020735186190679 78 Putative protein of unknown function; YAL037W has a paralog, YOR342C, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL006W-A_p YGL006W-A hom 0.0531328074163666 0.00207651634002291 79 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YBR005W RCR1 hom FT VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0531303432039262 0.00207751332653833 80 Protein of the ER membrane involved in cell wall chitin deposition; may function in the endosomal-vacuolar trafficking pathway, helping determine whether plasma membrane proteins are degraded or routed to the plasma membrane; RCR1 has a paralog, RCR2, that arose from the whole genome duplication fungal-type cell wall organization|vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane YKL065C YET1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0530390962802748 0.00211474104493609 81 Endoplasmic reticulum transmembrane protein; may interact with ribosomes, based on co-purification experiments; homolog of human BAP31 protein biological_process molecular_function ribosome|integral to membrane|endoplasmic reticulum|endoplasmic reticulum membrane YKR035W-A DID2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0529056525095696 0.00217360695903029 82 Class E protein of the vacuolar protein-sorting (Vps) pathway; binds Vps4p and directs it to dissociate ESCRT-III complexes; forms a functional and physical complex with Ist1p; human ortholog may be altered in breast tumors late endosome to vacuole transport via multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole molecular_function late endosome|cytoplasm YLR375W STP3 hom FT NUCLEUS 0.0528904838879009 0.00217668427416187 83 Zinc-finger protein of unknown function, possibly involved in pre-tRNA splicing and in uptake of branched-chain amino acids biological_process sequence-specific DNA binding nucleus YCR021C HSP30 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0528847689895618 0.00217909916775828 84 Hydrophobic plasma membrane localized, stress-responsive protein that negatively regulates the H(+)-ATPase Pma1p; induced by heat shock, ethanol treatment, weak organic acid, glucose limitation, and entry into stationary phase negative regulation of ATPase activity|response to stress molecular_function integral to membrane|plasma membrane YGL007W_d BRP1 hom FF 0.0527581551706416 0.00223323488694836 85 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0527014339883933 0.00225788414670925 86 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 YML066C SMA2 hom FT MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM 0.0526909048551848 0.00226248710607837 87 Meiosis-specific prospore membrane protein; required to produce bending force necessary for proper assembly of the prospore membrane during sporulation ascospore wall assembly|spore membrane bending pathway molecular_function integral to membrane|prospore membrane|cytoplasm YPR117W_p YPR117W hom 0.0526643680677005 0.00228449188886002 88 Putative protein of unknown function biological_process molecular_function cellular_component YDL157C_p YDL157C hom FT MITOCHONDRION 0.0525235845138734 0.00233679623754135 89 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 YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0524607798815945 0.00236526047617693 90 RNA polymerase subunit ABC10-alpha, found in RNA pol I, II, and III; relocalizes from nucleolus to cytoplasm upon DNA replication stress transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YBR250W SPO23 hom FT CELL CYCLE 0.05218370907537 0.00249466085800555 91 Protein of unknown function; associates with meiosis-specific protein Spo1p meiosis molecular_function cellular_component YFR042W KEG1 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0520335943445275 0.00256744238396754 92 Integral membrane protein of the ER; physically interacts with Kre6p; has a role in the synthesis of beta-1,6-glucan in the cell wall; required for cell viability chromosome organization|(1->6)-beta-D-glucan biosynthetic process molecular_function integral to endoplasmic reticulum membrane|integral to membrane YOR245C DGA1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0519744297495797 0.002596657095661 93 Diacylglycerol acyltransferase, catalyzes the terminal step of triacylglycerol (TAG) formation, acylates diacylglycerol using acyl-CoA as an acyl donor, localized to lipid particles lipid storage|triglyceride biosynthetic process diacylglycerol O-acyltransferase activity integral to membrane|lipid particle YLL048C YBT1 hom FT NUCLEOTIDE METABOLISM 0.0519117941500169 0.00263179813358282 94 Transporter of the ATP-binding cassette (ABC) family; involved in bile acid transport; negative regulator of vacuole fusion; regulates the release of lumenal Ca2+ stores; similar to mammalian bile transporters bile acid and bile salt transport bile acid-exporting ATPase activity integral to membrane|fungal-type vacuole YGR136W LSB1 hom FT NUCLEUS 0.0516847064874935 0.0027562331014926 95 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 YMR229C RRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0515120511571052 0.00283977885630076 96 RNA binding protein involved in synthesis of both 18S and 5.8S rRNAs; component of both the ribosomal small subunit (SSU) processosome and the 90S preribosome; has binding preference for single stranded tracts of U's; relocalizes from nucleolus to nucleus upon DNA replication stress endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) poly(U) RNA binding small-subunit processome|nucleolus|90S preribosome YNL339C YRF1-6 hom FT NUCLEUS 0.0513148387664285 0.00294781649173364 97 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 YJR047C ANB1 hom FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|RIBOSOME 0.0512101872526757 0.00300233315661663 98 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 YDL233W_p MFG1 hom FT NUCLEUS 0.0510022766096204 0.00312228159194968 99 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 YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0508918862077437 0.00318772823843429 100 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 YDR467C_d YDR467C hom 0.0508369001906268 0.00322079165109895 101 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR029W_d YDR029W hom 0.0503578891691733 0.00364738314227014 102 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR126W_p YGR126W hom FT NUCLEUS 0.0503542324637163 0.00352470802210984 103 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YDR457W TOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0503352275795985 0.00353719163085857 104 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 YNL296W_d YNL296W hom 0.0502581284434385 0.00358824870781759 105 Dubious open reading frame unlikely to encode a functional protein; deletion adversely affects sporulation; deletion mutant exhibits synthetic phenotype under expression of mutant huntingtin fragment, but gene does not have human ortholog Unknown Unknown Unknown YOL158C ENB1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0501264154465715 0.00367702483524198 106 Endosomal ferric enterobactin transporter, expressed under conditions of iron deprivation; member of the major facilitator superfamily; expression is regulated by Rcs1p and affected by chloroquine treatment ferric-enterobactin transport ferric-enterobactin transmembrane transporter activity integral to membrane|cellular bud membrane|plasma membrane YDR156W RPA14 hom FT NUCLEUS 0.0501176304041961 0.00368301647736996 107 RNA polymerase I subunit A14 transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell size molecular_function DNA-directed RNA polymerase I complex YGL034C_d YGL034C hom 0.050049594321291 0.00372972025176842 108 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL032W SIW14 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.049795688629067 0.00390880505314664 109 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 YFR046C CNN1 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0497156195456638 0.00396687759210283 110 Kinetochore protein; associated with the essential kinetochore proteins Nnf1p and Spc24p; phosphorylated by Clb5-Cdk1, Mps1p, Ipl1p and to a lesser extent by Clb2-Cdk1; localizes to the lower region of the Ndc80 complex during anaphase and regulates KMN activity by inhibiting the Mtw1 and Spc105 complexes from binding to the Ndc80 complex; similar to metazoan CENP-T chromosome segregation molecular_function nucleus|kinetochore YLR136C TIS11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0496896300886944 0.00398589490271114 111 mRNA-binding protein expressed during iron starvation; binds to a sequence element in the 3'-untranslated regions of specific mRNAs to mediate their degradation; involved in iron homeostasis; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress cellular iron ion homeostasis|nuclear-transcribed mRNA catabolic process mRNA binding nucleus|cytoplasm YDR480W DIG2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0496110352520164 0.0040439097695577 112 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 transcription factor binding nucleus 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 0.0495423814630972 0.00409521241814294 113 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 YOR252W TMA16 hom FT NUCLEUS 0.0492930464088128 0.00428653594086538 114 Protein of unknown function that associates with ribosomes biological_process molecular_function ribosome|nucleus YFL014W HSP12 hom FT MEMBRANE ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|PLASMA MEMBRANE 0.0491074382321797 0.00443418082238762 115 Plasma membrane protein involved in maintaining membrane organization in stress conditions; induced by heat shock, oxidative stress, osmostress, stationary phase, glucose depletion, oleate and alcohol; protein abundance increased in response to DNA replication stress and dietary restriction; regulated by the HOG and Ras-Pka pathways; required for dietary restriction-induced lifespan extension cellular response to oxidative stress|cell adhesion|plasma membrane organization|cellular response to osmotic stress|cellular response to heat lipid binding cytosol|endosome|nucleus|plasma membrane|cytoplasm YER046W SPO73 hom FT CELL WALL ORG/BIOGENESIS 0.0486887363670861 0.00478429778575361 116 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation; dispensible for both nuclear divisions during meiosis ascospore wall assembly|ascospore formation molecular_function cytosol YGR142W BTN2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0486194861782375 0.00488272585216102 117 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 YML002W_p YML002W hom 0.0481994898839842 0.00522495722153649 118 Putative protein of unknown function; expression induced by heat and by calcium shortage biological_process molecular_function cellular_component YDR067C_p OCA6 hom 0.0481838779627378 0.00523960355329686 119 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 YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0479048199884945 0.00550773224419574 120 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 YOR152C_p YOR152C hom 0.0478516865237864 0.00556016584730533 121 Putative protein of unknown function; YOR152C is not an essential gene biological_process molecular_function membrane YGL085W_p LCL3 hom FT MITOCHONDRION 0.0477379814775667 0.00570988328872711 122 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 YDR254W CHL4 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0476974475297984 0.00571493335569224 123 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 YKL038W RGT1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0476877887874342 0.00572475318844495 124 Glucose-responsive transcription factor; regulates expression of several glucose transporter (HXT) genes in response to glucose; binds to promoters and acts both as a transcriptional activator and repressor; RGT1 has a paralog, EDS1, that arose from the whole genome duplication glucose transport|regulation of glucose import|negative regulation of transcription from RNA polymerase II promoter|glucose metabolic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nucleus YOR301W RAX1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0476807556696395 0.00573191317324665 125 Protein involved in bud site selection during bipolar budding; localization requires Rax2p; has similarity to members of the insulin-related peptide superfamily cellular bud site selection molecular_function integral to membrane|cellular bud neck YKR062W TFA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0476721851104787 0.00577697506750934 126 TFIIE small subunit, involved in RNA polymerase II transcription initiation transcription from RNA polymerase II promoter single-stranded DNA binding|RNA polymerase II core binding|TFIIH-class transcription factor binding transcription factor TFIIE complex YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0474814951025862 0.00593815184913449 127 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 YPL232W SSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0473300218284044 0.00609937597494871 128 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 YDL225W SHS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0472983683023655 0.00617181552366516 129 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 YBR226C_d YBR226C hom 0.0472512563060286 0.0061847599182329 130 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 YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0472322519334085 0.00620552159773494 131 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 YOR325W_d YOR325W hom 0.0470001387903808 0.00646420729293492 132 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF FRT1 Unknown Unknown Unknown YMR175W SIP18 hom 0.0468516568160515 0.00663473258203993 133 Phospholipid-binding hydrophilin; essential to overcome desiccation-rehydration process; expression is induced by osmotic stress cellular response to water deprivation phospholipid binding cytoplasm YJR154W_p YJR154W hom 0.046812254718716 0.00668065783481492 134 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YGL236C MTO1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0467130488979774 0.006797555082802 135 Mitochondrial protein, forms a heterodimer complex with Mss1p that performs the 5-carboxymethylaminomethyl modification of the wobble uridine base in mitochondrial tRNAs; required for respiration in paromomycin-resistant 15S rRNA mutants mitochondrial tRNA wobble uridine modification molecular_function mitochondrion YGR194C XKS1 hom FT CARBOHYDRATE METABOLISM 0.046313648586358 0.00728699053732508 136 Xylulokinase, converts D-xylulose and ATP to xylulose 5-phosphate and ADP; rate limiting step in fermentation of xylulose; required for xylose fermentation by recombinant S. cerevisiae strains xylulose catabolic process xylulokinase activity cytoplasm YDR327W_d YDR327W het 0.046296374529242 0.00730885437946699 137 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene SKP1 Unknown Unknown Unknown YOL136C PFK27 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0461628406511064 0.00748876568749572 138 6-phosphofructo-2-kinase, catalyzes synthesis of fructose-2,6-bisphosphate; inhibited by phosphoenolpyruvate and sn-glycerol 3-phosphate, expression induced by glucose and sucrose, transcriptional regulation involves protein kinase A regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YOR055W_d YOR055W hom 0.0461090063425486 0.00754981469492432 139 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFL024C EPL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0460965513643178 0.0077385971792516 140 Subunit of NuA4, an essential histone H4/H2A acetyltransferase complex; conserved region at N-terminus is essential for interaction with the NPC (nucleosome core particle); required for autophagy; homologous to Drosophila Enhancer of Polycomb DNA repair|histone acetylation|regulation of transcription from RNA polymerase II promoter histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YKL166C TPK3 hom FT SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0458593676270009 0.00795636970724813 141 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk2p; localizes to P-bodies during stationary phase; TPK3 has a paralog, TPK1, that arose from the whole genome duplication protein phosphorylation|mitochondrion organization|Ras protein signal transduction cAMP-dependent protein kinase activity|protein kinase activity cAMP-dependent protein kinase complex|nucleus|cytoplasm YLR346C_p YLR346C hom FT MITOCHONDRION 0.0456677280949859 0.00815516750729888 142 Putative protein of unknown function found in mitochondria; expression is regulated by transcription factors involved in pleiotropic drug resistance, Pdr1p and Yrr1p; YLR346C is not an essential gene biological_process molecular_function mitochondrion YJR146W_p YJR146W hom 0.045664097063472 0.00815073473764669 143 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps HMS2 biological_process molecular_function cellular_component YLR180W SAM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0455910116683322 0.0082534400820324 144 S-adenosylmethionine synthetase; catalyzes transfer of the adenosyl group of ATP to the sulfur atom of methionine; SAM1 has a paralog, SAM2, that arose from the whole genome duplication methionine metabolic process|S-adenosylmethionine biosynthetic process methionine adenosyltransferase activity cytoplasm YHR080C YHR080C hom FT MITOCHONDRION 0.0453818405268021 0.00856367858960654 145 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 YFL028C CAF16 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0451902495515008 0.00883746813811562 146 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 YML026C RPS18B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|MITOCHONDRION|RIBOSOME 0.0451645175925648 0.00891687313013652 147 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S18 and bacterial S13; RPS18B has a paralog, RPS18A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress 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 structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0451619806458529 0.00888002492384353 148 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 YPR181C SEC23 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0450583071291569 0.00903766821155476 149 GTPase-activating protein, stimulates the GTPase activity of Sar1p; component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, involved in ER to Golgi transport; substrate of Ubp3/Bre5 complex; ubiquitylated by Ub-ligase Rsp5p; proteasome-mediated degradation of Sec23p is regulated by Cdc48p regulation of COPII vesicle coating GTPase activator activity COPII vesicle coat YGR044C RME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0447733635705742 0.00948388884713947 150 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 YOL164W BDS1 hom 0.0446540426635502 0.00973082951622746 151 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 YDL222C FMP45 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.0445273519961023 0.00995111469847026 152 Integral membrane protein localized to mitochondria (untagged protein); required for sporulation and maintaining sphingolipid content; has sequence similarity to SUR7 and YNL194C fungal-type cell wall organization|ascospore formation molecular_function cell cortex|mitochondrion|integral to membrane|plasma membrane YLR132C USB1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0445045609603335 0.00992272762535154 153 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 YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0443828165105918 0.0101273663071655 154 Endo-polygalacturonase, pectolytic enzyme that hydrolyzes the alpha-1,4-glycosidic bonds in the rhamnogalacturonan chains in pectins pseudohyphal growth|pectin catabolic process polygalacturonase activity extracellular region YLR284C ECI1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0442504729787696 0.010376904531917 155 Peroxisomal delta3,delta2-enoyl-CoA isomerase, hexameric protein that converts 3-hexenoyl-CoA to trans-2-hexenoyl-CoA, essential for the beta-oxidation of unsaturated fatty acids, oleate-induced fatty acid beta-oxidation dodecenoyl-CoA delta-isomerase activity peroxisome YPR101W SNT309 hom FT RNA PROCESSING|NUCLEUS 0.0438377785517841 0.0110902891947252 156 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; interacts physically and genetically with Prp19p mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YPR130C_d YPR130C hom 0.0438095909400357 0.0111422294034789 157 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAL037C-A_p YAL037C-A hom 0.0437912566436506 0.0111761291096323 158 Putative protein of unknown function biological_process molecular_function cellular_component YMR107W SPG4 hom 0.0436738611626082 0.0113953690561269 159 Protein required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources biological_process molecular_function cellular_component YLL054C_p YLL054C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0435352728897047 0.0116590924257124 160 Putative protein of unknown function with similarity to Pip2p, an oleate-specific transcriptional activator of peroxisome proliferation; YLL054C is not an essential gene biological_process sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity cellular_component YOR097C_p YOR097C hom 0.0434962822192297 0.0117467905545824 161 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen; YOR097C is not an essential gene biological_process molecular_function cellular_component YBR274W CHK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0434664061237028 0.0117921428062142 162 Serine/threonine kinase and DNA damage checkpoint effector, mediates cell cycle arrest via phosphorylation of Pds1p; phosphorylated by checkpoint signal transducer Mec1p; homolog of S. pombe and mammalian Chk1 checkpoint kinase protein phosphorylation|replication fork protection|DNA damage checkpoint protein serine/threonine kinase activity nucleus YCL026C-A FRM2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0434386314048473 0.0120755027682005 163 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 YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.043161628011851 0.0123972694398331 164 Vacuolar aspartyl protease (proteinase A), required for the posttranslational precursor maturation of vacuolar proteinases; important for protein turnover after oxidative damage; synthesized as a zymogen, self-activates microautophagy|proteolysis involved in cellular protein catabolic process|cellular response to starvation peptidase activity fungal-type vacuole lumen|mitochondrion|fungal-type vacuole YMR233W TRI1 hom FT NUCLEUS 0.0430934430549585 0.0125363536447109 165 Non-essential sumoylated protein of unknown function; similar to components of human SWI/SNF complex including SMRD3; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, nucleus and nucleolus; TRI1 has a paralog, UAF30, that arose from the whole genome duplication biological_process molecular_function nucleolus|nucleus|cytoplasm YGR209C TRX2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.042981969252326 0.0127667146094977 166 Cytoplasmic thioredoxin isoenzyme; part of the thioredoxin system which protects cells against oxidative and reductive stress; forms LMA1 complex with Pbi2p; acts as a cofactor for Tsa1p; required for ER-Golgi transport and vacuole inheritance; protein abundance increases in response to DNA replication stress vacuole inheritance|regulation of DNA replication|cell redox homeostasis|protein deglutathionylation|sulfate assimilation|retrograde vesicle-mediated transport, Golgi to ER|cellular response to oxidative stress|ER to Golgi vesicle-mediated transport|vacuole fusion, non-autophagic disulfide oxidoreductase activity cytosol|fungal-type vacuole YOR090C PTC5 hom FT MITOCHONDRION 0.0428867989110535 0.0130204237378376 167 Mitochondrial type 2C protein phosphatase (PP2C) involved in regulation of pyruvate dehydrogenase activity by dephosphorylating the serine 133 of the Pda1p subunit; localizes to the intermembrane space and is imported via the presequence pathway and processed by the inner membrane protease (Imp1p-Imp2p); acts in concert with kinases Pkp1p and Pkp2p and phosphatase Ptc6p positive regulation of catalytic activity|regulation of catalytic activity|protein dephosphorylation [pyruvate dehydrogenase (lipoamide)] phosphatase activity|protein serine/threonine phosphatase activity mitochondrion YMR182C RGM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0428462715294124 0.0130521820753292 168 Putative zinc finger DNA binding transcription factor; contains two N-terminal C2H2 zinc fingers and C-terminal proline rich domain; overproduction impairs cell growth and induces expression of genes involved in monosaccharide catabolism and aldehyde metabolism; regulates expression of of Y-prime telomeric elements and subtelomeric COS genes; RGM1 has a paralog, USV1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin YMR304W UBP15 hom FT PROTEOLYSIS 0.0428433535936722 0.0131127505604353 169 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 YGL226C-A OST5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0427438812465757 0.0132713013610575 170 Zeta subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex YDL137W ARF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0426208510383648 0.0135388855101579 171 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 YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0426145955828742 0.0135526171919401 172 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 YNL159C ASI2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0425797971830948 0.0136292297471184 173 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 YDR530C APA2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0424692880232832 0.0138750694399768 174 Diadenosine 5',5'''-P1,P4-tetraphosphate phosphorylase II; AP4A phosphorylase involved in catabolism of bis(5'-nucleosidyl) tetraphosphates; APA2 has a paralog, APA1, that arose from the whole genome duplication nucleoside catabolic process bis(5'-nucleosyl)-tetraphosphatase activity nucleus|cytoplasm YIL166C_p YIL166C hom 0.0424286027752916 0.0139665590141146 175 Putative protein with similarity to the allantoate permease (Dal5p) subfamily of the major facilitator superfamily; mRNA expression is elevated by sulfur limitation; YIL166C is a non-essential gene transport transporter activity integral to membrane|membrane YJR137C MET5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.0423847888604449 0.0141375084111275 176 Sulfite reductase beta subunit, involved in amino acid biosynthesis, transcription repressed by methionine fungal-type cell wall organization|sulfate assimilation sulfite reductase (NADPH) activity sulfite reductase complex (NADPH)|cytoplasm YDL071C_d YDL071C hom 0.0422720032937183 0.0143818992246725 177 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF BDF2/YDL070W Unknown Unknown Unknown YPL141C FRK1 hom FT PROTEIN PHOSPHORYLATION 0.0422178587488364 0.0144929448341424 178 Protein kinase of unknown cellular role; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; interacts with rRNA transcription and ribosome biogenesis factors and the long chain fatty acyl-CoA synthetase Faa3p; FRK1 has a paralog, KIN4, that arose from the whole genome duplication protein phosphorylation protein kinase activity cytoplasm YJR036C HUL4 hom FT PROTEOLYSIS|NUCLEUS 0.0421145392851822 0.0146908935460699 179 Protein with similarity to hect domain E3 ubiquitin-protein ligases; not essential for viability; found in association with Trf4 in TRAMP complex protein ubiquitination ubiquitin-protein ligase activity TRAMP complex YCL039W GID7 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0420044901843621 0.0150124919116748 180 Subunit of GID Complex that binds directly to central component Vid30p; GID complex is involved in proteasome-dependent catabolite inactivation of fructose-1,6-bisphosphatase; Gid7p contains six WD40 repeats; computational analysis suggests that Gid7p and Moh1p have similar functions negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|GID complex|cytoplasm YGR265W_d YGR265W het 0.0417293788690555 0.0156242354049677 181 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MES1/YGR264C, which encodes methionyl-tRNA synthetase Unknown Unknown Unknown YHR063C PAN5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0416492177452586 0.0158249157634587 182 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 YMR194C-B CMC4 hom FT MITOCHONDRION 0.0415713857719234 0.016021929737428 183 Protein that localizes to the mitochondrial intermembrane space via the Mia40p-Erv1p system; contains twin cysteine-x(9)-cysteine motifs biological_process molecular_function mitochondrial intermembrane space YDL178W DLD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0414303804265402 0.0163843473345078 184 D-lactate dehydrogenase, located in the mitochondrial matrix lactate metabolic process actin binding|D-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial matrix YDR513W GRX2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0413937876521904 0.0164795681601366 185 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 YDL154W MSH5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0413804154899212 0.016514485900233 186 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 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 0.0413381178062078 0.016625362752876 187 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 YMR137C PSO2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0412031869777684 0.016983441843528 188 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 YLR319C BUD6 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0410828381341792 0.0173085129431517 189 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 YPR144C NOC4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0410588203352667 0.0173740357608645 190 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 YOL117W RRI2 hom FT SIGNALING|NUCLEUS 0.0410075848663774 0.0175313580809172 191 Subunit of the COP9 signalosome (CSN) complex that cleaves the ubiquitin-like protein Nedd8 from SCF ubiquitin ligases; plays a role in the mating pheromone response adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation molecular_function signalosome YBR062C_p YBR062C hom 0.0409651947276049 0.0176992400787773 192 Protein of unknown function that interacts with Msb2p; may play a role in activation of the filamentous growth pathway. biological_process molecular_function cellular_component YOR170W_d YOR170W hom 0.0409060096429292 0.0177960323464246 193 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene LCB4 Unknown Unknown Unknown YJR075W HOC1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0408815919984755 0.0178642886007584 194 Alpha-1,6-mannosyltransferase involved in cell wall mannan biosynthesis; subunit of a Golgi-localized complex that also contains Anp1p, Mnn9p, Mnn11p, and Mnn10p; identified as a suppressor of a cell lysis sensitive pkc1-371 allele cell wall mannoprotein biosynthetic process|substituted mannan metabolic process alpha-1,6-mannosyltransferase activity|transferase activity, transferring glycosyl groups alpha-1,6-mannosyltransferase complex YHL001W RPL14B hom FT TRANSLATION|RIBOSOME 0.0407075185694606 0.0184272625785882 195 Ribosomal 60S subunit protein L14B; homologous to mammalian ribosomal protein L14, no bacterial homolog; RPL14B has a paralog, RPL14A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YDR447C RPS17B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0407057153239591 0.0183627366794857 196 Ribosomal protein 51 (rp51) of the small (40s) subunit; homologous to mammalian ribosomal protein S17, no bacterial homolog; RPS17B has a paralog, RPS17A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation|ribosomal small subunit assembly structural constituent of ribosome cytosolic small ribosomal subunit YKL220C FRE2 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.040701051609791 0.0183761179921643 197 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low iron levels but not by low copper levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YGR131W FHN1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0405079729479172 0.018937647307291 198 Protein of unknown function; induced by ketoconazole; promoter region contains sterol regulatory element motif, which has been identified as a Upc2p-binding site; overexpression complements function of Nce102p in NCE102 deletion strain establishment of protein localization to plasma membrane molecular_function integral to membrane|membrane raft YOR338W_p YOR338W hom FT TRANSCRIPTION FROM RNA POL II 0.0404981310173141 0.0189666680102745 199 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 YDR306C_p YDR306C hom FT PROTEOLYSIS 0.0403887394585522 0.0192918548845763 200 F-box protein of unknown function; interacts with Sgt1p via a Leucine-Rich Repeat (LRR) domain SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YER123W YCK3 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0403677410650693 0.0194453570882845 201 Palmitoylated, vacuolar membrane-localized casein kinase I isoform; negatively regulates vacuole fusion during hypertonic stress via phosphorylation of Vps41p; shares essential functions with Hrr25p; regulates vesicle fusion in AP-3 pathway vesicle-mediated transport|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity fungal-type vacuole membrane|plasma membrane|nucleus|fungal-type vacuole YDR441C APT2 hom 0.0402340903453083 0.0197598837275265 202 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 YOR183W_p FYV12 hom 0.0402000978723274 0.0198640769252016 203 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cellular_component YDL197C ASF2 hom FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0401438771650743 0.0200374561507462 204 Anti-silencing protein that causes derepression of silent loci when overexpressed chromatin silencing at silent mating-type cassette molecular_function nuclear chromosome, telomeric region|nucleus YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0401360130729635 0.0200618131986548 205 Protein proposed to regulate the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target in the plasma membrane ubiquitin-dependent endocytosis ubiquitin protein ligase binding cellular_component YJL134W LCB3 hom FT LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0399714345591709 0.0206720701709286 206 Long-chain base-1-phosphate phosphatase; specific for dihydrosphingosine-1-phosphate, regulates ceramide and long-chain base phosphates levels, involved in incorporation of exogenous long chain bases in sphingolipids; LCB3 has a paralog, YSR3, that arose from the whole genome duplication calcium-mediated signaling|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YOR361C PRT1 het FT TRANSLATION 0.03994842118264 0.0206505379934925 207 eIF3b subunit of the core complex of translation initiation factor 3 (eIF3), essential for translation; part of a subcomplex (Prt1p-Rpg1p-Nip1p) that stimulates binding of mRNA and tRNA(i)Met to ribosomes translational initiation translation initiation factor activity eukaryotic translation initiation factor 3 complex|multi-eIF complex|cytoplasmic stress granule|cytoplasm YGR168C_p YGR168C hom 0.0399251578753763 0.0207245850489846 208 Putative protein of unknown function; YGR168C is not an essential gene biological_process molecular_function integral to membrane YLR352W_p YLR352W hom 0.0398973846168077 0.0208895123663473 209 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 YDL211C_p YDL211C hom 0.0398673537235414 0.020966904632978 210 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function fungal-type vacuole YPL083C SEN54 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0398664499947243 0.0209124816443777 211 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 mitochondrial outer membrane|mitochondrion|tRNA-intron endonuclease complex YHR060W VMA22 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0397620327861852 0.021250341239413 212 Peripheral membrane protein that is required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the yeast endoplasmic reticulum (ER) vacuolar proton-transporting V-type ATPase complex assembly|vacuolar acidification unfolded protein binding extrinsic to endoplasmic reticulum membrane YKL168C KKQ8 hom FT PROTEIN PHOSPHORYLATION 0.0396176203819442 0.0218631230665816 213 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 YDR023W SES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0393170287640129 0.0227440591336849 214 Cytosolic seryl-tRNA synthetase, class II aminoacyl-tRNA synthetase that aminoacylates tRNA(Ser), displays tRNA-dependent amino acid recognition which enhances discrimination of the serine substrate, interacts with peroxin Pex21p seryl-tRNA aminoacylation serine-tRNA ligase activity cytoplasm YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0393001668752847 0.0228024082323827 215 ATP-binding protein required for mismatch repair in mitosis and meiosis; functions as a heterodimer with Mlh1p, binds double- and single-stranded DNA via its N-terminal domain, similar to E. coli MutL mismatch repair|meiotic mismatch repair double-stranded DNA binding|DNA insertion or deletion binding|loop DNA binding|single-stranded DNA binding|dinucleotide insertion or deletion binding|ATPase activity|ATP binding nucleus|MutLalpha complex|cytoplasm YBR188C NTC20 hom FT RNA PROCESSING|NUCLEUS 0.0392655217387542 0.0229227027816308 216 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 mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YAR028W_p YAR028W hom 0.0392488374679205 0.0230012340011976 217 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 YOR002W ALG6 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0391980499198154 0.0231585601149506 218 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 YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0391889642644644 0.0231904806794023 219 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 YOR073W SGO1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0391441499505667 0.0233484857548565 220 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 YOR319W HSH49 het FF|FT RNA PROCESSING|NUCLEUS 0.0391203113600583 0.0234329151795627 221 U2-snRNP associated splicing factor with similarity to the mammalian splicing factor SAP49; proposed to function as a U2-snRNP assembly factor along with Hsh155p and binding partner Cus1p; contains two RNA recognition motifs (RRM) mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YEL005C VAB2 hom 0.0391066859480576 0.02348129132802 222 Protein with a potential role in vacuolar function, as suggested by its ability to bind Vac8p; likely member of BLOC complex involved in endosomal cargo sorting; Vab2p-GFP-fusion localizes to cytoplasm in punctate patter biological_process molecular_function cytoplasm YLR186W EMG1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0391012583526735 0.0235005857721527 223 Methyltransferase for rRNA; catalyzes methylation of the pseudouridine residue 1191 of 18S rRNA; member of the SPOUT methyltransferase family; required for maturation of 18S rRNA and for 40S ribosomal subunit production independently of methyltransferase activity; forms homodimers; human ortholog is mutated in Bowen-Conradi syndrome, and the equivalent mutation in yeast affects Emg1p dimerization and localization but not its methyltransferase activity endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA base methylation|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing rRNA (pseudouridine) methyltransferase activity small-subunit processome|nucleolus|nucleus|nuclear microtubule|cytoplasm|90S preribosome YDR117C TMA64 hom FT TRANSLATION 0.0390061581265282 0.0238408940077744 224 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 YER135C_d YER135C hom 0.0389170377744688 0.0241636735668303 225 Dubious open reading frame unlikely to encode a protein; YER135C is not an essential gene Unknown Unknown Unknown YMR322C_p SNO4 hom FT PROTEOLYSIS 0.0388689552576077 0.0243393883773282 226 Possible chaperone and cysteine protease, similar to bacterial Hsp31 and yeast Hsp31p, Hsp32p, and Hsp33p; DJ-1/ThiJ/PfpI superfamily member; predicted involvement in pyridoxine metabolism; induced by mild heat stress and copper deprivation biological_process cysteine-type peptidase activity cellular_component YOR089C VPS21 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0388375090216776 0.0244549046526757 227 Rab family GTPase; required for endocytic transport and for sorting of vacuolar hydrolases; localized in endocytic intermediates; detected in mitochondria; geranylgeranylation required for membrane association; mammalian Rab5 homolog; protein abundance increases in response to DNA replication stress; VPS21 has a paralog, YPT53, that arose from the whole genome duplication endocytosis|vacuole inheritance|protein targeting to vacuole GTP binding|GTPase activity mitochondrial outer membrane|late endosome|mitochondrion YGR011W_d YGR011W hom 0.0388145900120893 0.0245393954668725 228 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR050C_p YGR050C hom 0.0387958489729022 0.0246086719884418 229 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YDR528W HLR1 hom FT CELL WALL ORG/BIOGENESIS 0.0387931220507807 0.0246187661966244 230 Protein involved in regulation of cell wall composition and integrity and response to osmotic stress; overproduction suppresses a lysis sensitive PKC mutation; similar to Lre1p, which functions antagonistically to protein kinase A;
HLR1 has a paralog, LRE1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cytoplasm YNL009W IDP3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0387714749648762 0.0247634509679457 231 Peroxisomal NADP-dependent isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate with the formation of NADP(H+), required for growth on unsaturated fatty acids; IDP3 has a paralog, IDP2, that arose from the whole genome duplication NADPH regeneration|fatty acid beta-oxidation|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity mitochondrion|peroxisome|cytoplasm YPL136W_d YPL136W hom 0.0387234763904039 0.0248777905063671 232 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene GIP3/YPL137C Unknown Unknown Unknown YEL059W_d HHY1 hom 0.0387093779037059 0.0249305113832207 233 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 YGL125W MET13 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0386137220630093 0.0252907740088697 234 Major isozyme of methylenetetrahydrofolate reductase, catalyzes the reduction of 5,10-methylenetetrahydrofolate to 5-methyltetrahydrofolate in the methionine biosynthesis pathway methionine biosynthetic process methylenetetrahydrofolate reductase (NADPH) activity mitochondrion YNL095C_p YNL095C hom 0.0385497144010238 0.0255343494962226 235 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 YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0384543739758509 0.0259675001530431 236 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 YNL218W MGS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0383974985010939 0.0261217561834733 237 Protein with DNA-dependent ATPase and ssDNA annealing activities; involved in maintenance of genome; interacts functionally with DNA polymerase delta; homolog of human Werner helicase interacting protein (WHIP); forms nuclear foci upon DNA replication stress regulation of DNA repair|DNA replication, Okazaki fragment processing|DNA strand renaturation ubiquitin binding|single-stranded DNA-dependent ATPase activity|enzyme activator activity nucleus|cytoplasm YNL219C ALG9 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0382073080996334 0.0268720857400315 238 Mannosyltransferase, involved in N-linked glycosylation; catalyzes both the transfer of seventh mannose residue on B-arm and ninth mannose residue on the C-arm from Dol-P-Man to lipid-linked oligosaccharides; mutation of the human ortholog causes type 1 congenital disorders of glycosylation dolichol-linked oligosaccharide biosynthetic process|protein glycosylation mannosyltransferase activity integral to membrane|endoplasmic reticulum YMR246W FAA4 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM 0.0381760537925572 0.0269971516116483 239 Long chain fatty acyl-CoA synthetase; activates imported fatty acids with a preference for C12:0-C16:0 chain lengths; functions in long chain fatty acid import; important for survival during stationary phase; localized to lipid particles; involved in sphingolipid-to-glycerolipid metabolism; forms cytoplasmic foci upon DNA replication stress; FAA4 has a paralog, FAA1, that arose from the whole genome duplication long-chain fatty acid transport|long-chain fatty-acyl-CoA metabolic process long-chain fatty acid-CoA ligase activity lipid particle|cytoplasm YGL215W CLG1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS 0.0381567948443645 0.0270973278339011 240 Cyclin-like protein that interacts with Pho85p; has sequence similarity to G1 cyclins PCL1 and PCL2 positive regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YLR350W ORM2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0380954960376462 0.0273218260483899 241 Evolutionarily conserved protein, similar to Orm1p; required for resistance to agents that induce unfolded protein response; Orm1p and Orm2p together control membrane biogenesis by coordinating lipid homeostasis with protein quality control; protein abundance increases in response to DNA replication stress cellular sphingolipid homeostasis|negative regulation of sphingolipid biosynthetic process|response to unfolded protein molecular_function integral to membrane|endoplasmic reticulum|SPOTS complex YGR124W ASN2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0380318719329923 0.0276501460651372 242 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN2 has a paralog, ASN1, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YML019W OST6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.038025311980269 0.027607430582319 243 Subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins; similar to and partially functionally redundant with Ost3p protein N-linked glycosylation via asparagine|protein complex assembly dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0379210165064142 0.0281303774565494 244 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 YPL074W YTA6 hom 0.0376793794542723 0.0290530614952633 245 Putative ATPase of the CDC48/PAS1/SEC18 (AAA) family; localized to the cortex of mother cells but not to daughter cells; relocalizes from cytoplasm to plasma membrane foci upon DNA replication stress biological_process ATPase activity cell cortex YPL229W_p YPL229W hom 0.0376374784003191 0.0292325088623082 246 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; not an essential gene; YPL229W has a paralog, YMR181C, that arose from the whole genome duplication biological_process molecular_function cytoplasm YKL130C SHE2 hom FT RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0375029348761749 0.0298151703347905 247 RNA-binding protein that binds specific mRNAs and interacts with She3p; part of the mRNA localization machinery that restricts accumulation of certain proteins to the bud mating type switching|intracellular mRNA localization mRNA binding cellular bud tip|cytoplasm YDR099W BMH2 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 0.0374267549609809 0.0301494837234336 248 14-3-3 protein, minor 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|ascospore formation|Ras protein signal transduction|negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle|DNA damage checkpoint|DNA replication initiation|signal transduction involved in filamentous growth|pseudohyphal growth|fungal-type cell wall chitin biosynthetic process|pre-replicative complex assembly DNA replication origin binding|phosphoserine binding nucleus|plasma membrane YOL052C-A DDR2 hom 0.0374213187830411 0.0301734628420044 249 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 YKR106W GEX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0373850311195308 0.0303339486688278 250 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 YPL109C_p YPL109C hom FT MITOCHONDRION 0.0373413511310671 0.0305280995294869 251 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 YHR107C CDC12 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0373393065585399 0.0307862894953504 252 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 YLL052C AQY2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0373078141437287 0.0306778894194938 253 Water channel that mediates the transport of water across cell membranes, only expressed in proliferating cells, controlled by osmotic signals, may be involved in freeze tolerance; disrupted by a stop codon in many S. cerevisiae strains water transport water channel activity plasma membrane|endoplasmic reticulum membrane YLR327C TMA10 hom FT NUCLEUS|MITOCHONDRION 0.037258554954773 0.0314541873366906 254 Protein of unknown function that associates with ribosomes; putative homolog of the F1F0-ATPase synthase regulator Stf2p; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|nucleus|cytoplasm YGR092W DBF2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0369064724824301 0.0325458367146192 255 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 YJL082W IML2 hom FT NUCLEUS|MITOCHONDRION 0.0367974460748094 0.0330625808739876 256 Protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; IML2 has a paralog, YKR018C, that arose from the whole genome duplication biological_process molecular_function mitochondrial outer membrane|mitochondrion|nucleus|cytoplasm YOR050C_d YOR050C hom 0.0367770647014943 0.0331337458526443 257 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutation is viable Unknown Unknown Unknown YNL112W DBP2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.036768758730656 0.033304848963887 258 ATP-dependent RNA helicase of the DEAD-box protein family; has a strong preference for dsRNA; involved mRNA decay and rRNA processing; may be involved in suppression of transcription from cryptic initiation sites nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|rRNA processing RNA helicase activity mitochondrion|nucleus|cytoplasm YFR048W RMD8 hom FT CELL CYCLE 0.0367190187442212 0.0334386235925607 259 Cytosolic protein required for sporulation biological_process molecular_function cytoplasm YLR445W GMC2 hom FT CELL CYCLE 0.0366147637821866 0.033944162160278 260 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; transcription is regulated by Ume6p and induced in response to alpha factor meiosis|synaptonemal complex organization molecular_function cellular_component YGR100W MDR1 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0364570459123873 0.0346943293415767 261 Cytoplasmic GTPase-activating protein for Ypt/Rab transport GTPases Ypt6p, Ypt31p and Sec4p; involved in recycling of internalized proteins and regulation of Golgi secretory function intracellular protein transport Rab GTPase activator activity cytoplasm YGL217C_d YGL217C hom 0.0364523014114207 0.0347179302379969 262 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 YAR020C PAU7 hom 0.0364116579354205 0.0349206680335355 263 Member of the seripauperin multigene family, active during alcoholic fermentation, regulated by anaerobiosis, inhibited by oxygen, repressed by heme biological_process molecular_function cellular_component YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.0363760440347935 0.0351263795482081 264 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 YBR270C_p BIT2 hom 0.0363626611939405 0.0351664160393991 265 Subunit of TORC2 membrane-associated complex; involved in regulation of actin cytoskeletal dynamics during polarized growth and cell wall integrity; interacts with Slm1p and Slm2p, homologous PH domain-containing TORC2 substrates; BIT2 has a paralog, BIT61, that arose from the whole genome duplication biological_process molecular_function cellular_component YKL091C YKL091C hom FT NUCLEUS 0.0363503643297319 0.0352283232965169 266 Putative homolog of Sec14p, which is a phosphatidylinositol/phosphatidylcholine transfer protein involved in lipid metabolism; localizes to the nucleus; contains a CRAL/TRIO domain and binds several lipids in a large-scale study biological_process phosphatidylcholine binding|phosphatidylinositol transporter activity|phosphatidylinositol binding|phosphatidylcholine transporter activity nucleus YJL185C ATG36 hom 0.0363299008907244 0.0353315504026438 267 Pex3p interacting protein, required for pexophagy; interacts with Atg8p and Atg11p; mRNA is weakly cell cycle regulated, peaking in G2 phase; YJL185C is a non-essential gene peroxisome degradation molecular_function peroxisome YDL200C MGT1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0361998698435837 0.0360766667814243 268 DNA repair methyltransferase (6-O-methylguanine-DNA methylase) involved in protection against DNA alkylation damage DNA dealkylation involved in DNA repair methylated-DNA-[protein]-cysteine S-methyltransferase activity nucleus YDR133C_d YDR133C hom 0.0360697060037468 0.0369480440204552 269 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR134C Unknown Unknown Unknown YGL097W SRM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0360087654536123 0.0370702393045955 270 Nucleotide exchange factor for Gsp1p, localizes to the nucleus, required for nucleocytoplasmic trafficking of macromolecules; suppressor of the pheromone response pathway; potentially phosphorylated by Cdc28p ribosomal subunit export from nucleus|rRNA export from nucleus signal transducer activity nuclear chromatin|integral to membrane|nucleus YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.0359756966407022 0.0371596188642529 271 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 YKL015W PUT3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0359367422779971 0.0373654923932518 272 Transcriptional activator of proline utilization genes, constitutively binds PUT1 and PUT2 promoter sequences as a dimer and undergoes a conformational change to form the active state; differentially phosphorylated in the presence of different nitrogen sources; has a Zn(2)-Cys(6) binuclear cluster domain 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 YIR020C_p YIR020C hom 0.0358641466314415 0.0377517496942323 273 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.0358476493772332 0.0380407600279694 274 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 YKL125W RRN3 het FT NUCLEUS 0.0356984325010344 0.0386461976222754 275 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 YOL163W_p YOL163W hom 0.0356924660158885 0.0386787348286927 276 Putative protein of unknown function; member of the Dal5p subfamily of the major facilitator family transmembrane transport transmembrane transporter activity integral to membrane|membrane YPL209C IPL1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0356789175582833 0.0387527054382904 277 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 YGR125W_p YGR125W hom 0.0356622388034997 0.0388439315078489 278 Putative protein of unknown function; deletion mutant has decreased rapamycin resistance but normal wormannin resistance; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function integral to membrane|fungal-type vacuole YER034W YER034W hom FT NUCLEUS 0.0356302219631277 0.0390195618145774 279 Protein of unknown function; non-essential gene; expression induced upon calcium shortage; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YFL011W HXT10 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0355908007012074 0.0392367351897808 280 Putative hexose transporter, expressed at low levels and expression is repressed by glucose hexose transport|transmembrane transport galactose transmembrane transporter activity|mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YBR007C DSF2 hom FF 0.0355719732335229 0.039340817959816 281 Deletion suppressor of mpt5 mutation; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular_component YDL227C HO hom FT NUCLEUS 0.0355342810723209 0.0395498935100622 282 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 YLR325C RPL38 hom FT TRANSLATION|RIBOSOME 0.0354510816934761 0.040014733121208 283 Ribosomal 60S subunit protein L38; homologous to mammalian ribosomal protein L38, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPR171W BSP1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0353133411292053 0.0409750864513703 284 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 YAL018C_p YAL018C hom 0.0352948873492744 0.0409300103429588 285 Putative protein of unknown function biological_process molecular_function integral to membrane YER051W JHD1 hom FT CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0352708786174 0.0410374394035012 286 JmjC domain family histone demethylase specific for H3-K36, similar to proteins found in human, mouse, drosophila, X. laevis, C. elegans, and S. pombe histone demethylation methylated histone residue binding|histone demethylase activity (H3-K36 specific) cellular_component YPL193W RSA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0352535300710569 0.0411370554921983 287 Protein involved in the assembly of 60S ribosomal subunits; functionally interacts with Dbp6p; functions in a late nucleoplasmic step of the assembly ribosomal large subunit assembly molecular_function nucleoplasm YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0352388365983023 0.0412215861163486 288 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 YNL180C RHO5 hom FT SIGNALING|NUCLEUS|PLASMA MEMBRANE 0.0352265342414252 0.0413833800995003 289 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, likely involved in protein kinase C (Pkc1p)-dependent signal transduction pathway that controls cell integrity Rho protein signal transduction GTPase activity endomembrane system|fungal-type vacuole membrane|plasma membrane|nucleus|cytoplasm YHR050W-A_p YHR050W-A hom 0.0352008963601703 0.0414405343255158 290 Protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YMR320W_d YMR320W hom 0.0351945964301001 0.041476985538593 291 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL239W YAR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS 0.0351789726439786 0.041567501437421 292 Ankyrin-repeat containing, nucleocytoplasmic shuttling chaperone; prevents aggregation of Rps3p in the cytoplasm, associates with free Rps3p in the cytoplasm and delivers it to the 90S in the nucleus; required for 40S ribosomal subunit export, biogenesis and adaptation to osmotic and oxidative stress; expression repressed by heat shock ribosomal small subunit biogenesis|cellular response to oxidative stress|response to osmotic stress molecular_function cytoplasm YPL241C CIN2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON 0.0351148435812109 0.0419407844173691 293 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 YKL074C MUD2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0350228155545005 0.0424814137763021 294 Protein involved in early pre-mRNA splicing; component of the pre-mRNA-U1 snRNP complex, the commitment complex; interacts with Msl5p/BBP splicing factor and Sub2p; similar to metazoan splicing factor U2AF65 mRNA branch site recognition pre-mRNA branch point binding commitment complex YOL015W IRC10 hom 0.0349750779228198 0.0428881749776921 295 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YKR016W FCJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0349697397574883 0.0427958840320056 296 Mitochondrial inner membrane protein, ortholog of mammalian mitofilin; involved in import of intermembrane space (IMS) proteins, probably by positioning Mia40p relative to the TOM complex to receive incoming proteins; also has an essential role in the maintenance of crista junctions and inner membrane architecture, as a component of the mitochondrial inner membrane organizing system (MICOS, MitOS or MINOS), a scaffold-like structure on the IMS side of the inner membrane cristae formation|protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial crista|mitochondrial crista junction|integral to mitochondrial inner membrane YGR268C HUA1 hom 0.0349570683439096 0.0428712514534649 297 Cytoplasmic protein containing a zinc finger domain with sequence similarity to that of Type I J-proteins; computational analysis of large-scale protein-protein interaction data suggests a possible role in actin patch assembly biological_process molecular_function cytoplasm YPR041W TIF5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0349223650683 0.0430782350668885 298 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 YJL160C_p YJL160C hom 0.0348845705943379 0.0433046154997096 299 Putative protein of unknown function; member of the PIR (proteins with internal repeats) family of cell wall proteins; non-essential gene that is required for sporulation; mRNA is weakly cell cycle regulated, peaking in mitosis; YJL160C has a paralog, PIR1, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR084W_p YMR084W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0348013507588327 0.0438066273357042 300 Putative protein of unknown function; YMR084W and adjacent ORF YMR085W are merged in related strains, and together are paralogous to glutamine-fructose-6-phosphate amidotransferase GFA1 biological_process molecular_function cellular_component YOR079C ATX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0347979038557593 0.043921963903232 301 Golgi membrane protein involved in manganese homeostasis; overproduction suppresses the sod1 (copper, zinc superoxide dismutase) null mutation cellular manganese ion homeostasis manganese ion transmembrane transporter activity integral to membrane|Golgi membrane YGR204W ADE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0347778220638363 0.0439494483974052 302 Cytoplasmic trifunctional enzyme C1-tetrahydrofolate synthase, involved in single carbon metabolism and required for biosynthesis of purines, thymidylate, methionine, and histidine; null mutation causes auxotrophy for adenine and histidine purine nucleobase biosynthetic process|folic acid-containing compound metabolic process methylenetetrahydrofolate dehydrogenase (NADP+) activity|formate-tetrahydrofolate ligase activity|methenyltetrahydrofolate cyclohydrolase activity nucleus|cytoplasm YCR077C PAT1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|TRANSLATION|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|RIBOSOME 0.0347053762123845 0.0444551190880933 303 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 YMR073C IRC21 hom FF 0.0346142334922943 0.0452097485087717 304 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 YGL168W HUR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0345665375406918 0.0452496581735477 305 Protein of unknown function; reported null mutant phenotype of hydroxyurea sensitivity may be due to effects on overlapping PMR1 gene DNA replication molecular_function cellular_component YOL080C REX4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0345223374720161 0.0455257187258522 306 Putative RNA exonuclease possibly involved in pre-rRNA processing and ribosome assembly ribosomal large subunit assembly|rRNA processing 3'-5' exonuclease activity nucleolus|nucleus YFL010W-A AUA1 hom 0.0345096998084286 0.0457017579680458 307 Protein required for the negative regulation by ammonia of Gap1p, which is a general amino acid permease amino acid transport molecular_function cellular_component YER007W PAC2 hom FT CYTOSKELETON 0.0344795857711038 0.0458264245247291 308 Microtubule effector required for tubulin heterodimer formation, binds alpha-tubulin, required for normal microtubule function, null mutant exhibits cold-sensitive microtubules and sensitivity to benomyl protein folding|tubulin complex assembly|tubulin complex biogenesis alpha-tubulin binding cellular_component YNL319W_d YNL319W hom 0.034443427751691 0.0460220928161446 309 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HXT14 Unknown Unknown Unknown YHR096C HXT5 hom FT PLASMA MEMBRANE 0.0344290321890294 0.0461131363798151 310 Hexose transporter with moderate affinity for glucose; induced in the presence of non-fermentable carbon sources, induced by a decrease in growth rate, contains an extended N-terminal domain relative to other HXTs; HXT5 has a paralog, HXT3, that arose from the whole genome duplication glucose transport|hexose transport mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0343628807759293 0.046533456938453 311 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 YDR303C RSC3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0343508324844674 0.0475686962044141 312 Component of the RSC chromatin remodeling complex; essential gene required for maintenance of proper ploidy and regulation of ribosomal protein genes and the cell wall/stress response; highly similar to Rsc30p nucleosome positioning|ATP-dependent chromatin remodeling|regulation of cell cycle|nucleosome disassembly|regulation of DNA replication involved in S phase|regulation of transcription, DNA-dependent|G1/S transition of mitotic cell cycle|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter sequence-specific DNA binding|DNA translocase activity|DNA binding RSC complex|nucleus YGL067W NPY1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0343195661093851 0.0468104173435335 313 NADH diphosphatase (pyrophosphatase), hydrolyzes the pyrophosphate linkage in NADH and related nucleotides; localizes to peroxisomes; nudix hydrolase family member NADH metabolic process NAD+ diphosphatase activity peroxisome|cytoplasm YGR123C PPT1 hom FT NUCLEUS 0.0342427685300274 0.047304880821568 314 Protein serine/threonine phosphatase, regulates Hsp90 chaperone by affecting its ATPase and cochaperone binding activities; has similarity to human phosphatase PP5; present in both the nucleus and cytoplasm; expressed during logarithmic growth protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YIL096C_p YIL096C hom FT NUCLEUS 0.0342342624245958 0.0473599167280225 315 Putative S-adenosylmethionine-dependent methyltransferase; associates with precursors of the 60S ribosomal subunit; predicted to be involved in ribosome biogenesis biological_process S-adenosylmethionine-dependent methyltransferase activity nucleolus|nucleus YKR030W GMH1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.034190336845358 0.0476449797563474 316 Golgi membrane protein of unknown function, interacts with Gea1p and Gea2p; required for localization of Gea2p; computational analysis suggests a possible role in either cell wall synthesis or protein-vacuolar targeting transport molecular_function integral to membrane|integral to Golgi membrane YNR054C ESF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.034180367618965 0.0477098772136204 317 Essential nucleolar protein involved in pre-18S rRNA processing; binds to RNA and stimulates ATPase activity of Dbp8; involved in assembly of the small subunit (SSU) processome 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)|small-subunit processome assembly|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) ATPase activator activity|RNA binding nucleolus|90S preribosome|cytoplasm YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0341522831925835 0.0478931000599376 318 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 YPL137C GIP3 hom FT CHROMOSOME SEGREGATION|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0341166458764822 0.0481264485213683 319 Cytoplasmic protein that regulates protein phosphatase 1 Glc7p; overexpression relocalizes Glc7p from the nucleus and prevents chromosome segregation; may interact with ribosomes, based on co-purification experiments; GIP3 has a paralog, HER1, that arose from the whole genome duplication chromosome segregation|regulation of phosphoprotein phosphatase activity protein phosphatase type 1 regulator activity|protein phosphatase 1 binding mitochondrion|ribosome|endoplasmic reticulum|cytoplasm YPL222W_p FMP40 hom FT MITOCHONDRION 0.03406309581778 0.048646728718483 320 Putative protein of unknown function; proposed to be involved in responding to environmental stresses; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YDR287W INM2 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0340212550281449 0.0489917505145267 321 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 YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0339795747946124 0.0490666480045887 322 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 YPL108W_p YPL108W hom 0.0339149111186735 0.04949939596212 323 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 YIL133C RPL16A hom FT TRANSLATION|RIBOSOME 0.0339043346606152 0.0495365064830813 324 Ribosomal 60S subunit protein L16A; N-terminally acetylated, binds 5.8 S rRNA; transcriptionally regulated by Rap1p; homologous to mammalian ribosomal protein L13A and bacterial L13; RPL16A has a paralog, RPL16B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YEL018W EAF5 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0338367073908676 0.0500954383676576 325 Esa1p-associated factor, non-essential subunit of the NuA4 acetyltransferase complex DNA repair molecular_function nucleus|NuA4 histone acetyltransferase complex YPL053C KTR6 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0338351782781838 0.0500032203514383 326 Probable mannosylphosphate transferase; involved in the synthesis of core oligosaccharides in protein glycosylation pathway; member of the KRE2/MNT1 mannosyltransferase family; KTR6 has a paralog, KRE2, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosylphosphate transferase activity membrane YNL039W BDP1 het FT NUCLEUS 0.0337792663819865 0.0504175730402357 327 Essential subunit of RNA polymerase III transcription factor (TFIIIB), which is involved in transcription of genes encoding tRNAs, 5S rRNA, U6 snRNA, and other small RNAs DNA-dependent transcriptional open complex formation|positive regulation of transposon integration|RNA polymerase III transcriptional preinitiation complex assembly TFIIIC-class transcription factor binding|TFIIIB-type transcription factor activity transcription factor TFIIIB complex YMR241W YHM2 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.033726975613906 0.0507408345928589 328 Carrier protein that exports citrate from and imports oxoglutarate into the mitochondrion, causing net export of NADPH reducing equivalents; also associates with mt nucleoids and has a role in replication and segregation of the mt genome tricarboxylic acid transport|mitochondrial citrate transport|alpha-ketoglutarate transport|mitochondrial genome maintenance tricarboxylate secondary active transmembrane transporter activity|DNA binding mitochondrial nucleoid|mitochondrion|integral to membrane|mitochondrial inner membrane YDR107C TMN2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0337079418197002 0.0508715250659839 329 Protein with a role in cellular adhesion and filamentous growth; similar to Emp70p and Tmn3p; member of the evolutionarily conserved Transmembrane Nine family of proteins with nine membrane-spanning segments cellular copper ion homeostasis|pseudohyphal growth|vacuolar transport|invasive growth in response to glucose limitation molecular_function fungal-type vacuole membrane|integral to membrane YDL093W PMT5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0336828657832286 0.0510441330687044 330 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 YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.033619753511647 0.0514807296916139 331 Evolutionarily conserved copper-binding protein of the mitochondrial intermembrane space, may be involved in delivering copper from the matrix to the cytochrome c oxidase complex; contains a twin CX9C motif mitochondrial respiratory chain complex IV assembly copper ion binding extrinsic to mitochondrial inner membrane|mitochondrial intermembrane space YMR163C INP2 hom FT PEROXISOME ORGANIZATION 0.0335929978274985 0.0517016303795759 332 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 YML047W-A_d YML047W-A hom 0.0335586390591702 0.0520815763460644 333 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR267C HRK1 hom FT ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0332636539719426 0.0540030847351667 334 Protein kinase; implicated in activation of the plasma membrane H(+)-ATPase Pma1p in response to glucose metabolism; plays a role in ion homeostasis; protein abundance increases in response to DNA replication stress protein phosphorylation|cellular ion homeostasis protein serine/threonine kinase activity|protein kinase activity cytoplasm YGR203W YCH1 hom FT NUCLEUS 0.0332322042015141 0.0542307243933002 335 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 YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0331689688842255 0.0547992479704026 336 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 YNL085W MKT1 hom FT RESPONSE TO DNA DAMAGE|TRANSLATION 0.0330012907952511 0.0559267478704363 337 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 YLR024C UBR2 hom 0.0328692835129974 0.0569160033424538 338 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 YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.0328351992294992 0.057173779716549 339 Rab family GTP-binding protein that contains the PEST signal sequence specific for proteolytic enzymes; may be involved in vesicular transport; overexpression leads to accumulation of Golgi-like cisternae with budding vesicles Golgi organization GTPase activity|guanyl nucleotide binding cytoplasm YCL063W VAC17 hom 0.032832593203978 0.0571935287333056 340 Phosphoprotein involved in vacuole inheritance; degraded in late M phase of the cell cycle; acts as a vacuole-specific receptor for myosin Myo2p vacuole inheritance protein anchor fungal-type vacuole membrane YNL178W RPS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0328153970043369 0.0573239874288633 341 Protein component of the small (40S) ribosomal subunit, has apurinic/apyrimidinic (AP) endonuclease activity; essential for viability; homologous to mammalian ribosomal protein S3 and bacterial S3 cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome|DNA-(apurinic or apyrimidinic site) lyase activity preribosome, small subunit precursor|cytosolic small ribosomal subunit|90S preribosome YGR284C ERV29 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.032788746501901 0.0575266597202787 342 Protein localized to COPII-coated vesicles; involved in vesicle formation and incorporation of specific secretory cargo; protein abundance increases in response to DNA replication stress ER to Golgi vesicle-mediated transport molecular_function integral to membrane|ER to Golgi transport vesicle YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0326931026938821 0.05825892335172 343 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 YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0326109854430797 0.0588937858735625 344 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 YAR047C_d YAR047C hom 0.0325856401619642 0.0590908901709387 345 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR240C CUS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0325801343918239 0.0591337795330594 346 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 YJL008C CCT8 het 0.0325631258417894 0.0592664374812067 347 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 YNL300W_p TOS6 hom 0.0325509864022067 0.0593612697680758 348 Glycosylphosphatidylinositol-dependent cell wall protein, expression is periodic and decreases in respone to ergosterol perturbation or upon entry into stationary phase; depletion increases resistance to lactic acid biological_process molecular_function fungal-type cell wall YNL193W_p YNL193W hom 0.0325294030725894 0.0595301877427494 349 Putative protein of unknown function; exhibits a two-hybrid interaction with Yhr151cp in a large-scale analysis biological_process molecular_function cellular_component YKL139W CTK1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0325265122793519 0.0595528422470059 350 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 YHR004C NEM1 hom FF|FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0324996176697427 0.0600693517533311 351 Probable catalytic subunit of Nem1p-Spo7p phosphatase holoenzyme; regulates nuclear growth by controlling phospholipid biosynthesis, required for normal nuclear envelope morphology and sporulation; homolog of the human protein Dullard negative regulation of phospholipid biosynthetic process|nuclear envelope organization phosphoprotein phosphatase activity Nem1-Spo7 phosphatase complex|mitochondrion|integral to membrane YPL204W HRR25 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|P 0.0324893420157334 0.059844774849145 352 Protein kinase involved in regulating diverse events including vesicular trafficking, DNA repair, and chromosome segregation; binds the CTD of RNA pol II; homolog of mammalian casein kinase 1delta (CK1delta) ribosomal small subunit biogenesis|DNA repair|mitosis|ER to Golgi vesicle-mediated transport|protein phosphorylation|attachment of spindle microtubules to kinetochore involved in homologous chromosome segregation|tRNA wobble uridine modification protein serine/threonine kinase activity|protein kinase activity chromosome, centromeric region|plasma membrane|nucleus|spindle pole body|monopolin complex|cellular bud neck|cellular bud tip YGR261C APL6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0324845282185805 0.0598826686946591 353 Beta3-like subunit of the yeast AP-3 complex; functions in transport of alkaline phosphatase to the vacuole via the alternate pathway; exists in both cytosolic and peripherally associated membrane-bound pools vesicle-mediated transport|Golgi to vacuole transport molecular_function AP-3 adaptor complex YOR270C VPH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0324812417643048 0.0599466901145276 354 Subunit a of vacuolar-ATPase V0 domain; one of two isoforms (Vph1p and Stv1p); Vph1p is located in V-ATPase complexes of the vacuole while Stv1p is located in V-ATPase complexes of the Golgi and endosomes; relative distribution to the vacuolar membrane decreases upon DNA replication stress polyphosphate metabolic process|proton transport|protein complex assembly|vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YGR295C COS6 hom 0.0324548486154854 0.0603080927628624 355 Protein of unknown function, member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function integral to membrane|fungal-type vacuole YBL019W APN2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0324325946710689 0.0602927519175777 356 Class II abasic (AP) endonuclease involved in repair of DNA damage; homolog of human HAP1 and E. coli exoIII base-excision repair DNA-(apurinic or apyrimidinic site) lyase activity|double-stranded DNA specific 3'-5' exodeoxyribonuclease activity|phosphoric diester hydrolase activity nucleus YNL253W TEX1 hom FT RNA LOCALIZATION|NUCLEUS 0.0323590545386236 0.0608774255500246 357 Protein involved in mRNA export, component of the transcription export (TREX) complex mRNA export from nucleus molecular_function transcription export complex YPR137W RRP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.032356837598028 0.0610107343735241 358 Protein involved in pre-rRNA processing, associated with U3 snRNP; component of small ribosomal subunit (SSU) processosome; ortholog of the human U3-55k protein rRNA modification|rRNA processing snoRNA binding box C/D snoRNP complex|small-subunit processome|nucleolus|90S preribosome YLR115W CFT2 het FT RNA PROCESSING|NUCLEUS 0.0323485120734605 0.0609616259086697 359 Subunit of the mRNA cleavage and polyadenlylation factor (CPF); required for pre-mRNA cleavage, polyadenylation and poly(A) site recognition, 43% similarity with the mammalian CPSF-100 protein. mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YNL004W HRB1 hom FT RNA LOCALIZATION|NUCLEUS 0.0323025439546353 0.0613685643502479 360 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 YNL323W LEM3 hom FF|FT MEMBRANE ORGANIZATION|SIGNALING|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0322458270450914 0.0627262631543851 361 Membrane protein of the plasma membrane and ER, interacts specifically in vivo with the phospholipid translocase (flippase) Dnf1p; involved in translocation of phospholipids and alkylphosphocholine drugs across the plasma membrane phospholipid translocation|cell surface receptor signaling pathway phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane|cytoplasm YNL125C ESBP6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0321676726452284 0.0625774960788833 362 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 YNL067W-B_p YNL067W-B hom 0.0321503240677419 0.0625625390359167 363 Putative protein of unknown function biological_process molecular_function cellular_component YBR241C_p YBR241C hom 0.0321464386126231 0.0625942688294432 364 Putative transporter, member of the sugar porter family; green fluorescent protein (GFP)-fusion protein localizes to the vacuolar membrane; YBR241C is not an essential gene transport|transmembrane transport substrate-specific transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|membrane YOL079W_d YOL079W hom 0.0321120246333116 0.0628758848043032 365 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL150W MCR1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0321063121053017 0.063040598362269 366 Mitochondrial NADH-cytochrome b5 reductase, involved in ergosterol biosynthesis ergosterol biosynthetic process|cellular response to oxidative stress cytochrome-b5 reductase activity mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane|mitochondrial intermembrane space YFR035C_p YFR035C hom 0.0320421682371396 0.0634507528080278 367 Putative protein of unknown function, deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.0320417970946129 0.0634538185982111 368 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 YNL173C MDG1 hom FT SIGNALING|PLASMA MEMBRANE 0.0319645084107986 0.0640949255654115 369 Plasma membrane protein involved in G-protein mediated pheromone signaling pathway; overproduction suppresses bem1 mutations pheromone-dependent signal transduction involved in conjugation with cellular fusion molecular_function membrane raft|plasma membrane YKL022C CDC16 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0319614236309181 0.064120624248762 370 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; required for sporulation anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|negative regulation of DNA-dependent DNA replication initiation|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YGR292W MAL12 hom FT CARBOHYDRATE METABOLISM 0.0319524908388055 0.0643939808168842 371 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 YPL235W RVB2 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0319199594255343 0.0647862078054279 372 ATP-dependent DNA helicase, also known as reptin; member of the AAA+ and RuvB protein families, similar to Rvb1p; 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|rRNA processing|chromatin remodeling|box C/D snoRNP assembly|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity nuclear telomeric heterochromatin|ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YDR383C NKP1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0318601599180473 0.0649689647834059 373 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 YOR337W TEA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0318599812755401 0.0650905636062373 374 Ty1 enhancer activator required for full levels of Ty enhancer-mediated transcription; C6 zinc cluster DNA-binding protein transcription, DNA-dependent sequence-specific DNA binding|DNA binding nucleus YLR412C-A_p YLR412C-A hom 0.0317992648673971 0.0654835566639954 375 Putative protein of unknown function biological_process molecular_function cellular_component YBR011C IPP1 het 0.0317815010218771 0.065674543211021 376 Cytoplasmic inorganic pyrophosphatase (PPase), homodimer that catalyzes the rapid exchange of oxygens from Pi with water, highly expressed and essential for viability, active-site residues show identity to those from E. coli PPase phosphate-containing compound metabolic process inorganic diphosphatase activity|protein homodimerization activity cytosol YDR096W GIS1 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0317710545134804 0.0657230834538183 377 Histone demethylase and transcription factor; regulates genes during nutrient limitation; negatively regulates DPP1, PHR1; activity modulated by limited proteasome-mediated proteolysis; has JmjC and JmjN domain in N-terminal region that interact, promoting stability and proper transcriptional activity; contains two transactivating domains downstream of Jmj domains and a C-terminal DNA binding domain; GIS1 has a paralog, RPH1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|chronological cell aging|regulation of phospholipid biosynthetic process|histone demethylation|positive regulation of transcription from RNA polymerase II promoter|maintenance of stationary phase in response to starvation 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|histone demethylase activity (H3-K36 specific) mitochondrion|nucleus YJL177W RPL17B hom FT TRANSLATION|RIBOSOME 0.0317580124757565 0.065834063775263 378 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 YMR074C YMR074C hom FT NUCLEUS 0.0317407751891287 0.0659809801037492 379 Protein with homology to human PDCD5; PDCD5 is involved in programmed cell death; N-terminal region forms a conserved triple-helix bundle structure; overexpression promotes H2O2-induced apoptosis; YMR074C is not an essential gene; protein abundance increases in response to DNA replication stress apoptotic process molecular_function nucleus|cytoplasm YLR183C TOS4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0317306532687193 0.0660673767365633 380 Putative transcription factor, contains Forkhead Associated domain; found associated with chromatin; target of SBF transcription factor; expression is periodic and peaks in G1; relative distribution to the nucleus increases upon DNA replication stress; TOS4 has a paralog, PLM2, that arose from the whole genome duplication response to DNA damage stimulus chromatin binding nuclear chromatin|Rpd3L-Expanded complex|mitochondrion|nucleus|cytoplasm YBR277C_d YBR277C hom 0.0316583502078037 0.0666872401338226 381 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 YDR213W UPC2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0316293549378916 0.0669371614123907 382 Sterol regulatory element binding protein; induces transcription of sterol biosynthetic genes and of DAN/TIR gene products; relocates from intracellular membranes to perinuclear foci on sterol depletion; UPC2 has a paralog, ECM22, that arose from the whole genome duplication cellular response to hypoxia|positive regulation of ergosterol biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|membrane|cytoplasm|perinuclear region of cytoplasm YBR099C_d YBR099C hom 0.031557921617391 0.0675561621373356 383 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene MMS4 Unknown Unknown Unknown YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0315174933902285 0.0679085713144048 384 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 YDR497C ITR1 hom FT PLASMA MEMBRANE 0.0314996810569542 0.0680643187109816 385 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 YEL037C RAD23 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.031456634604359 0.0684831484844253 386 Protein with ubiquitin-like N terminus, subunit of Nuclear Excision Repair Factor 2 (NEF2) with Rad4p that binds damaged DNA; enhances protein deglycosylation activity of Png1p; also involved, with Rad4p, in ubiquitylated protein turnover proteasomal ubiquitin-dependent protein catabolic process|nucleotide-excision repair, DNA damage recognition|ER-associated protein catabolic process|protein deglycosylation damaged DNA binding|ubiquitin binding|peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase activity|protein binding, bridging proteasome complex|mitochondrion|nucleotide-excision repair factor 2 complex YAL067W-A_p YAL067W-A hom 0.0314513539618527 0.0685296044310642 387 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YHR191C CTF8 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0314287918425798 0.0688110893843674 388 Subunit of a complex with Ctf18p that shares some subunits with Replication Factor C and is required for sister chromatid cohesion maintenance of DNA trinucleotide repeats|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YDR451C YHP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0313944205677298 0.068990699461244 389 Homeobox transcriptional repressor; binds Mcm1p and early cell cycle box (ECB) elements of cell cycle regulated genes, thereby restricting ECB-mediated transcription to the M/G1 interval; YHP1 has a paralog, YOX1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II regulatory region sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nuclear chromatin|nucleus YLR087C CSF1 hom FF|FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0313845996481423 0.0692020788222407 390 Protein required for fermentation at low temperature; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies fermentation molecular_function mitochondrion YDL167C NRP1 hom 0.0313738131580672 0.0691732684754129 391 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 YOR223W YOR223W hom FT ENDOPLASMIC RETICULUM 0.0313685611004547 0.0692198618622818 392 Subunit of the DSC ubiquitin ligase complex; protein of unknown function that localizes to the ER and vacuole lumen; overexpression affects endocytic protein trafficking; ortholog of fission yeast dsc3 biological_process molecular_function fungal-type vacuole lumen|endoplasmic reticulum YER023W PRO3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0313638272190515 0.0692618803483731 393 Delta 1-pyrroline-5-carboxylate reductase, catalyzes the last step in proline biosynthesis proline biosynthetic process pyrroline-5-carboxylate reductase activity cytoplasm YOR058C ASE1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0313587851946633 0.0693066569741552 394 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 YIL155C GUT2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0313493435583536 0.0693905690773142 395 Mitochondrial glycerol-3-phosphate dehydrogenase; expression is repressed by both glucose and cAMP and derepressed by non-fermentable carbon sources in a Snf1p, Rsf1p, Hap2/3/4/5 complex dependent manner NADH oxidation|replicative cell aging|glycerol metabolic process glycerol-3-phosphate dehydrogenase activity mitochondrion|integral to mitochondrial outer membrane YGR045C_d YGR045C hom 0.0312990159166973 0.0698392617718016 396 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR053W_d YOR053W hom 0.031244088196792 0.0706253693923539 397 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene VHS3/YOR054C Unknown Unknown Unknown YBR248C HIS7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0311839836124949 0.0710421626915557 398 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 YGR127W_p YGR127W hom 0.0311703041605694 0.0709976199102279 399 Putative protein of unknown function; expression is regulated by Msn2p/Msn4p, indicating a possible role in stress response biological_process molecular_function cellular_component YGL051W MST27 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0311443659438519 0.0712329500742086 400 Putative integral membrane protein, involved in vesicle formation; forms complex with Mst28p; member of DUP240 gene family; binds COPI and COPII vesicles vesicle organization molecular_function integral to membrane|Golgi apparatus|endoplasmic reticulum|plasma membrane YDR443C SSN2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0310908790409381 0.0717625827918083 401 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; required for stable association of Srb10p-Srb11p kinase; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II transcription coactivator activity|RNA polymerase II transcription factor recruiting transcription factor activity mediator complex YPL008W CHL1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.0310782904168153 0.0718777052220093 402 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 YLR252W_d YLR252W hom 0.0310250792564294 0.0723234463119156 403 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 YPR126C_d YPR126C hom 0.0310156330537382 0.0731377907269836 404 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR006C_d YCR006C hom 0.030976142344371 0.0727747530993221 405 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL093W TRM10 hom FT RNA PROCESSING|NUCLEUS 0.0309197722652052 0.0732974627626705 406 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 YDL053C PBP4 hom FT NUCLEUS 0.0308059034498402 0.0743627119981705 407 Pbp1p binding protein; interacts strongly with Pab1p-binding protein 1 (Pbp1p) in the yeast two-hybrid system; also interacts with Lsm12p in a copurification assay; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasmic stress granule|cytoplasm YNR030W ALG12 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0307239846217071 0.0756164812395776 408 Alpha-1,6-mannosyltransferase localized to the ER; responsible for the addition of the alpha-1,6 mannose to dolichol-linked Man7GlcNAc2, acts in the dolichol pathway for N-glycosylation dolichol-linked oligosaccharide biosynthetic process|protein glycosylation alpha-1,6-mannosyltransferase activity integral to membrane|endoplasmic reticulum YLR084C RAX2 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0307124963543117 0.0752894534970517 409 N-glycosylated protein involved in the maintenance of bud site selection during bipolar budding; localization requires Rax1p; RAX2 mRNA stability is regulated by Mpt5p cellular bud site selection molecular_function mitochondrion|cellular bud scar|cellular bud neck|membrane YOL154W ZPS1 hom 0.0306681132773688 0.0756686201617425 410 Putative GPI-anchored protein; transcription is induced under low-zinc conditions, as mediated by the Zap1p transcription factor, and at alkaline pH biological_process molecular_function fungal-type cell wall|fungal-type vacuole YHR086W-A_p YHR086W-A hom 0.0306062047155163 0.0762614197211731 411 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL272C SEC2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SITE OF POLARIZED GROWTH 0.0305879282976486 0.0764371458813928 412 Guanyl-nucleotide exchange factor for the small G-protein Sec4p; essential for post-Golgi vesicle transport and for autophagy; associates with the exocyst, via exocyst subunit Sec15p, on secretory vesicles autophagy|exocytosis guanyl-nucleotide exchange factor activity|phosphatidylinositol-4-phosphate binding cytosol|transport vesicle|mating projection tip|cellular bud neck|cellular bud tip YPR094W RDS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0305825972455774 0.0764884656129625 413 Component of the SF3b subcomplex of the U2 snRNP, zinc cluster protein involved in pre-mRNA splicing and cycloheximide resistance spliceosomal complex assembly|response to xenobiotic stimulus|mRNA splicing, via spliceosome molecular_function U2 snRNP YKR075C_p YKR075C hom FT NUCLEUS 0.0305106058785771 0.0771842496097448 414 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 YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0304890706010498 0.0773933831613673 415 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 YPR167C MET16 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0302830518544808 0.0794174847683628 416 3'-phosphoadenylsulfate reductase, reduces 3'-phosphoadenylyl sulfate to adenosine-3',5'-bisphosphate and free sulfite using reduced thioredoxin as cosubstrate, involved in sulfate assimilation and methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process phosphoadenylyl-sulfate reductase (thioredoxin) activity cytoplasm YEL012W UBC8 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.0302701060368858 0.0795460987880016 417 Ubiquitin-conjugating enzyme that negatively regulates gluconeogenesis by mediating the glucose-induced ubiquitination of fructose-1,6-bisphosphatase (FBPase); cytoplasmic enzyme that catalyzes the ubiquitination of histones in vitro negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YJL162C JJJ2 hom FT NUCLEUS 0.0302531606050778 0.0797147038686395 418 Protein of unknown function, contains a J-domain, which is a region with homology to the E. coli DnaJ protein biological_process molecular_function nucleus|cytoplasm YBR084C-A RPL19A hom FT TRANSLATION|RIBOSOME 0.0302486931931155 0.0806629292898633 419 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 YLR385C SWC7 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.030187073085506 0.0803750434733903 420 Protein of unknown function, component of the Swr1p complex that incorporates Htz1p into chromatin chromatin remodeling molecular_function Swr1 complex|nucleus YHR200W RPN10 hom FT PROTEOLYSIS 0.0301622480906849 0.0806242369510551 421 Non-ATPase base subunit of the 19S regulatory particle (RP) of the 26S proteasome; N-terminus plays a role in maintaining the structural integrity of the RP; binds selectively to polyubiquitin chains; homolog of the mammalian S5a protein ubiquitin-dependent protein catabolic process structural molecule activity|polyubiquitin binding proteasome complex|proteasome regulatory particle, base subcomplex YDR300C PRO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0301588226161699 0.0806586710773271 422 Gamma-glutamyl kinase; catalyzes the first step in proline biosynthesis; PRO1 has a paralog, YHR033W, that arose from the whole genome duplication proline biosynthetic process glutamate 5-kinase activity cytoplasm YAL065C_p YAL065C hom 0.0300405515060172 0.081854915941279 423 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YDR486C VPS60 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0300083385403505 0.0821832124888542 424 Cytoplasmic and vacuolar membrane protein involved in late endosome to vacuole transport; required for normal filament maturation during pseudohyphal growth; may function in targeting cargo proteins for degradation; interacts with Vta1p late endosome to vacuole transport via multivesicular body sorting pathway|filamentous growth molecular_function fungal-type vacuole membrane|cytoplasm YJL125C GCD14 het FT RNA PROCESSING|NUCLEUS 0.0299984918098672 0.0822837775739697 425 Subunit of tRNA (1-methyladenosine) methyltransferase, with Gcd10p, 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 YKR041W YKR041W hom FT NUCLEUS|CYTOSKELETON 0.0299798916007913 0.0825197674473014 426 Protein of unknown function; localizes to the mitotic spindle; overexpression of YKR041W affects endocytic protein trafficking biological_process molecular_function nucleus|mitotic spindle|cytoplasm YNR004W_p SWM2 hom FT NUCLEUS 0.0299304382157802 0.0829815414319036 427 Putative protein of unknown function; haploid disruptant exhibits cold-sensitive growth and elongated buds biological_process molecular_function nucleolus YLR313C SPH1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0299057005355044 0.0832363652118869 428 Protein involved in shmoo formation and bipolar bud site selection; homologous to Spa2p, localizes to sites of polarized growth in a cell cycle dependent- and Spa2p-dependent manner, interacts with MAPKKs Mkk1p, Mkk2p, and Ste7p bipolar cellular bud site selection|pseudohyphal growth|invasive filamentous growth|mating projection assembly molecular_function incipient cellular bud site|cellular bud neck|cellular bud tip|mating projection YGL109W_d YGL109W hom 0.0299030335535555 0.0832638756916796 429 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the uncharacterized gene YGL108C Unknown Unknown Unknown YHR132C ECM14 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS 0.0298191889544366 0.0841325108878167 430 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 YNL014W HEF3 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0296856261676554 0.0855313574427095 431 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 YBR149W ARA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.0296242355707051 0.0861805948196021 432 NADP+ dependent arabinose dehydrogenase, involved in carbohydrate metabolism; purified as homodimer; naturally occurs with a N-terminus degradation product cellular carbohydrate metabolic process alditol:NADP+ 1-oxidoreductase activity|D-arabinose 1-dehydrogenase [NAD(P)+] activity cytosol YER082C UTP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0295961635408413 0.0865257274121163 433 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) molecular_function small-subunit processome|nucleolus|90S preribosome YDL138W RGT2 hom FT SIGNALING|PLASMA MEMBRANE 0.0295711845458034 0.0867448367374363 434 Plasma membrane high glucose sensor that regulates glucose transport; contains 12 predicted transmembrane segments and a long C-terminal tail required for induction of hexose transporters; RGT2 has a paralog, SNF3, that arose from the whole genome duplication glucose transport|signal transduction|detection of glucose glucose transmembrane transporter activity|receptor activity|glucose binding integral to membrane|plasma membrane YDR092W UBC13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0295664488394976 0.0867953495338855 435 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 YLL044W_d YLL044W hom 0.0295201999640582 0.0872899059909775 436 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 YDL088C ASM4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0294046770820614 0.0885351687595931 437 FG-nucleoporin component of central core of nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport; induces membrane tubulation, which may contribute to nuclear pore assembly; ASM4 has a paralog, NUP53, that arose from the whole genome duplication nuclear pore organization|mRNA export from nucleus in response to heat stress|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|integral to membrane|nuclear pore YLR127C APC2 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0293758368513656 0.08899118512146 438 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 YHR040W BCD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0293611284374553 0.0890559496466075 439 Essential protein required for the accumulation of box C/D snoRNA snoRNA metabolic process nucleic acid binding nucleus|cytoplasm YGL043W DST1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS 0.0293222941234603 0.0894319164076534 440 General transcription elongation factor TFIIS, enables RNA polymerase II to read through blocks to elongation by stimulating cleavage of nascent transcripts stalled at transcription arrest sites; maintains RNAPII elongation activity on ribosomal protein genes during conditions of transcriptional stress transcription elongation from RNA polymerase I promoter|transcription initiation from RNA polymerase II promoter|mRNA cleavage|maintenance of transcriptional fidelity during DNA-dependent transcription elongation from RNA polymerase II promoter|tRNA transcription from RNA polymerase III promoter|regulation of mRNA 3'-end processing|positive regulation of transcription elongation from RNA polymerase II promoter|transcription from RNA polymerase III promoter|transcription antitermination|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter RNA polymerase II regulatory region DNA binding|RNA polymerase II core binding|core RNA polymerase II recruiting transcription factor activity nucleus YHL003C LAG1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0293215264372726 0.0896315830596269 441 Ceramide synthase component; involved in synthesis of ceramide from C26(acyl)-coenzyme A and dihydrosphingosine or phytosphingosine, functionally equivalent to Lac1p; forms ER foci upon DNA replication stress replicative cell aging|ceramide biosynthetic process sphingosine N-acyltransferase activity integral to membrane|endoplasmic reticulum YLL014W EMC6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0293038080060572 0.0898735773632098 442 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm F33D4.7/EMC-6, fly CG11781, human TMEM93 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|integral to membrane|endoplasmic reticulum YNL043C_d YNL043C hom 0.0292886115897691 0.0898006539172871 443 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YIP3/YNL044W Unknown Unknown Unknown YDL180W_p YDL180W hom 0.0292843274707956 0.0898476416243503 444 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function integral to membrane|fungal-type vacuole YOL140W ARG8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.029282156254145 0.0903035467144243 445 Acetylornithine aminotransferase, catalyzes the fourth step in the biosynthesis of the arginine precursor ornithine arginine biosynthetic process|ornithine biosynthetic process N2-acetyl-L-ornithine:2-oxoglutarate 5-aminotransferase activity mitochondrion|mitochondrial matrix YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0292024773189676 0.0911350907257975 446 Conserved ubiquitin-like modifier involved in autophagy and the Cvt pathway; conjugated to Atg5p to form a complex involved in Atg8p lipidation; Atg12p-Atg5p also forms a complex with Atg16p that is required for autophagosome formation C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity|protein tag Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YLR018C POM34 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0291643028268633 0.0912203777971012 447 Subunit of the transmembrane ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport, NPC biogenesis and spindle pole body duplication nuclear pore organization|protein import into nucleus|spindle pole body duplication associated with nuclear envelope structural constituent of nuclear pore nuclear pore transmembrane ring|integral to membrane|integral to nuclear outer membrane|nuclear pore YML078W CPR3 hom FT MITOCHONDRION 0.0290175939367904 0.0928123171358231 448 Mitochondrial peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; involved in protein refolding after import into mitochondria protein folding|apoptotic process peptidyl-prolyl cis-trans isomerase activity mitochondrion YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0289948037663557 0.0930692220032945 449 Multivalent adaptor protein that facilitates vesicle-mediated vacuolar protein sorting by ensuring high-fidelity vesicle docking and fusion, which are essential for targeting of vesicles to the endosome; required for vacuole inheritance Golgi to vacuole transport|vacuole inheritance|vesicle fusion|vesicle docking involved in exocytosis|Golgi to endosome transport phosphatidylinositol-3-phosphate binding external side of endosome membrane|cytoplasm YCR005C CIT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0288796612550496 0.0945726091955626 450 Citrate synthase; catalyzes the condensation of acetyl coenzyme A and oxaloacetate to form citrate, peroxisomal isozyme involved in glyoxylate cycle; expression is controlled by Rtg1p and Rtg2p transcription factors; CIT2 has a paralog, CIT1, that arose from the whole genome duplication glyoxylate cycle|glutamate biosynthetic process|citrate metabolic process citrate (Si)-synthase activity mitochondrion|peroxisome YMR131C RRB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0288618197626409 0.0945796959602776 451 Essential nuclear protein involved in early steps of ribosome biogenesis; physically interacts with the ribosomal protein Rpl3p ribosome biogenesis molecular_function nucleolus YKL128C PMU1 hom FT NUCLEUS 0.0288616547077405 0.0945815828349642 452 Putative phosphomutase, contains a region homologous to the active site of phosphomutases; overexpression suppresses the histidine auxotrophy of an ade3 ade16 ade17 triple mutant and the temperature sensitivity of a tps2 mutant biological_process molecular_function nucleus|cytoplasm YGR088W CTT1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0288463473097441 0.094756705075371 453 Cytosolic catalase T, has a role in protection from oxidative damage by hydrogen peroxide response to reactive oxygen species catalase activity cytoplasm YPL157W TGS1 hom FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0287613594659252 0.0957337259353646 454 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 YGR242W_d YGR242W hom 0.0287248062052275 0.0961564141354862 455 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YAP1802/YGR241C Unknown Unknown Unknown YFL040W_p YFL040W hom 0.0287021292310757 0.0972676683742029 456 Putative transporter, member of the sugar porter family; YFL040W is not an essential gene transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YDL122W UBP1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0286559608533018 0.0975060792439111 457 Ubiquitin-specific protease that removes ubiquitin from ubiquitinated proteins; cleaves at the C terminus of ubiquitin fusions irrespective of their size; capable of cleaving polyubiquitin chains protein deubiquitination ubiquitin-specific protease activity endoplasmic reticulum|cytoplasm YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.0286495437060031 0.0970314222854858 458 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 YDR262W_p YDR262W hom 0.0286326263945423 0.0972289777522026 459 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 YDR128W MTC5 hom 0.028528433922708 0.0986035002288587 460 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 YGL142C GPI10 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0285059482979844 0.098718521133506 461 Integral membrane protein involved in glycosylphosphatidylinositol (GPI) anchor synthesis; putative alpha 1,2 mannosyltransferase required for addition of the third mannose onto the GPI core structure; human PIG-Bp is a functional homolog GPI anchor biosynthetic process dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to membrane YMR250W GAD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0285016496830804 0.0987693840461407 462 Glutamate decarboxylase, converts glutamate into gamma-aminobutyric acid (GABA) during glutamate catabolism; involved in response to oxidative stress cellular response to oxidative stress|glutamate catabolic process calmodulin binding|glutamate decarboxylase activity cytoplasm YIL026C IRR1 het FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0285005626555727 0.0990339760129334 463 Subunit of the cohesin complex, which is required for sister chromatid cohesion during mitosis and meiosis and interacts with centromeres and chromosome arms, essential for viability spore germination|fungal-type cell wall organization|cytogamy|mitotic sister chromatid cohesion chromatin binding nucleus|nuclear mitotic cohesin complex YNL255C GIS2 hom FT TRANSLATION|RIBOSOME 0.0284721591956594 0.0991188912400001 464 Translational activator for mRNAs with internal ribosome entry sites; associates with polysomes and binds to a specific subset of mRNAs; localizes to RNA processing bodies (P bodies) and to stress granules; may have a role in translation regulation under stress conditions; ortholog of human ZNF9/CNBP, a gene involved in myotonic dystrophy type 2 positive regulation of translation mRNA binding|translation regulator activity|single-stranded DNA binding polysomal ribosome|cytoplasm YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0283791810668088 0.100379345708403 465 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 YMR069W NAT4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0283362827317925 0.101200105976765 466 N alpha-acetyl-transferase, involved in acetylation of the N-terminal residues of histones H4 and H2A histone acetylation histone acetyltransferase activity nucleus|cytoplasm YJR149W_p YJR149W hom FT OXIDATION-REDUCTION PROCESS 0.028319078200255 0.101101621987676 467 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YKL113C RAD27 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0282926866918694 0.101267234738452 468 5' to 3' exonuclease, 5' flap endonuclease, required for Okazaki fragment processing and maturation as well as for long-patch base-excision repair; member of the S. pombe RAD2/FEN1 family double-strand break repair via nonhomologous end joining|replicative cell aging|DNA replication, removal of RNA primer|base-excision repair, base-free sugar-phosphate removal|gene conversion at mating-type locus, DNA repair synthesis 5'-3' exonuclease activity|5'-flap endonuclease activity mitochondrion|nucleus YJL045W YJL045W hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0282808980200216 0.101409636424497 469 Minor succinate dehydrogenase isozyme; homologous to Sdh1p, the major isozyme reponsible for the oxidation of succinate and transfer of electrons to ubiquinone; induced during the diauxic shift in a Cat8p-dependent manner cellular respiration succinate dehydrogenase (ubiquinone) activity mitochondrion YEL014C_d YEL014C hom 0.0282694619838045 0.101547930711434 470 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR057W YOS9 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0282452478915171 0.101841243516209 471 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 YER114C BOI2 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0282331939885409 0.101987507294684 472 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 YAR029W_p YAR029W hom 0.0281464190776482 0.103045384490112 473 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 YDR010C_d YDR010C hom 0.0280950751627136 0.104243676973398 474 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR037W PUT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0280730050509199 0.104257112002956 475 Delta-1-pyrroline-5-carboxylate dehydrogenase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; deficiency of the human homolog causes HPII, an autosomal recessive inborn error of metabolism glutamate biosynthetic process|proline catabolic process to glutamate 1-pyrroline-5-carboxylate dehydrogenase activity mitochondrion|mitochondrial matrix YDR373W FRQ1 het FT SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0280631960917451 0.104068135572633 476 N-myristoylated calcium-binding protein that may have a role in intracellular signaling through its regulation of the phosphatidylinositol 4-kinase Pik1p; member of the recoverin/frequenin branch of the EF-hand superfamily regulation of signal transduction enzyme activator activity|calcium ion binding Golgi membrane YOR028C CIN5 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.028043678947286 0.104309150394932 477 Basic leucine zipper (bZIP) transcription factor of the yAP-1 family; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; mediates pleiotropic drug resistance and salt tolerance; nuclearly localized under oxidative stress and sequestered in the cytoplasm by Lot6p under reducing conditions; CIN5 has a paralog, YAP6, that arose from the whole genome duplication hyperosmotic salinity response|response to drug|hyperosmotic response|regulation of transcription from RNA polymerase II promoter repressing transcription factor binding|sequence-specific DNA binding nucleus|cytoplasm YOR139C_d YOR139C hom 0.0280406414397142 0.104346700022326 478 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SFL1/YOR140W Unknown Unknown Unknown YKL009W MRT4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0279877763743496 0.1050537810452 479 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 YOR386W PHR1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.027978454610896 0.105117814110613 480 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 YFL050C ALR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0279557886901938 0.105503900338755 481 Probable Mg(2+) transporter; overexpression confers increased tolerance to Al(3+) and Ga(3+) ions; plays a role in regulating Ty1 transposition magnesium ion transport|cation transport|transmembrane transport inorganic cation transmembrane transporter activity integral to membrane|plasma membrane YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.0279408321865271 0.105586521073563 482 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 YKL140W TGL1 hom FT LIPID METABOLISM 0.027820076354415 0.107102123033945 483 Steryl ester hydrolase, one of three gene products (Yeh1p, Yeh2p, Tgl1p) responsible for steryl ester hydrolase activity and involved in sterol homeostasis; localized to lipid particle membranes cellular lipid metabolic process|sterol metabolic process lipase activity|sterol esterase activity integral to membrane|lipid particle YOL129W VPS68 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|MITOCHONDRION 0.0278114766039195 0.107210711964305 484 Vacuolar membrane protein of unknown function involved in vacuolar protein sorting; also detected in the mitochondria late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole molecular_function Vps55/Vps68 complex|mitochondrion|fungal-type vacuole membrane|integral to membrane YJL198W PHO90 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0278071331801867 0.107265589439829 485 Low-affinity phosphate transporter; deletion of pho84, pho87, pho89, pho90, and pho91 causes synthetic lethality; transcription independent of Pi and Pho4p activity; overexpression results in vigorous growth; PHO90 has a paralog, PHO87, that arose from the whole genome duplication phosphate ion transport phosphate ion transmembrane transporter activity integral to membrane|membrane YOL111C MDY2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|NUCLEUS 0.0277775312886428 0.107640190416528 486 Protein with a role in insertion of tail-anchored proteins into the ER membrane; forms a complex with Get4p; required for efficient mating; involved in shmoo formation and nuclear migration in the pre-zygote; associates with ribosomes protein insertion into ER membrane|cell morphogenesis involved in conjugation with cellular fusion|posttranslational protein targeting to membrane molecular_function ribosome|TRC complex|nucleus|cytoplasm YLR457C NBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0277568238660821 0.107902850149209 487 Spindle pole body (SPB) component; required for the insertion of the duplication plaque into the nuclear membrane during SPB duplication; essential for bipolar spindle formation; component of the Mps2p-Bbp1p complex; NBP1 has a paralog, YPR174C, that arose from the whole genome duplication establishment of spindle pole body localization to nuclear envelope|spindle pole body duplication associated with nuclear envelope lipid binding integral to nuclear inner membrane|central plaque of spindle pole body|spindle pole body YGL103W RPL28 het FT TRANSLATION|NUCLEUS|RIBOSOME 0.0277064459556749 0.108543978089372 488 Ribosomal 60S subunit protein L28; homologous to mammalian ribosomal protein L27A and bacterial L15; may have peptidyl transferase activity; can mutate to cycloheximide resistance cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit|nucleus YOL159C YOL159C hom 0.0276807304326995 0.108872402799112 489 Soluble protein of unknown function; deletion mutants are viable and have elevated levels of Ty1 retrotransposition and Ty1 cDNA biological_process molecular_function cellular_component YLL025W PAU17 hom 0.0276650075355183 0.109285016363694 490 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 YHL035C VMR1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0276326542729296 0.109488512429628 491 Vacuolar membrane protein involved in multiple drug resistance and metal sensitivity; ATP-binding cassette (ABC) family member involved in drug transport; potential Cdc28p substrate; induced under respiratory conditions transport|response to drug|response to metal ion|drug transport ATPase activity, coupled to transmembrane movement of substances fungal-type vacuole membrane|mitochondrion|integral to membrane|ribosome YPR088C SRP54 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0276163001386599 0.109698722178876 492 Signal recognition particle (SRP) subunit (homolog of mammalian SRP54); contains the signal sequence-binding activity of SRP, interacts with the SRP RNA, and mediates binding of SRP to signal receptor; contains GTPase domain SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|SRP-dependent cotranslational protein targeting to membrane|protein targeting to ER 7S RNA binding|GTP binding|signal sequence binding signal recognition particle, endoplasmic reticulum targeting YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0276025105456735 0.109876215959384 493 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 YNL129W NRK1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0275779549625504 0.11035215207086 494 Nicotinamide riboside kinase, catalyzes the phosphorylation of nicotinamide riboside and nicotinic acid riboside in salvage pathways for NAD+ biosynthesis nicotinamide riboside metabolic process|NAD biosynthesis via nicotinamide riboside salvage pathway|NAD biosynthetic process nicotinic acid riboside kinase activity|ribosylnicotinamide kinase activity cytoplasm YKL084W HOT13 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0275401210366162 0.110682103855601 495 Zinc-binding mitochondrial intermembrane space (IMS) protein involved in a disulfide relay system for IMS import of cysteine-containing proteins; binds Mia40p and stimulates its Erv1p-dependent oxidation, probably by sequestering zinc protein import into mitochondrial intermembrane space zinc ion binding mitochondrial intermembrane space YJR088C EMC2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0275189157380195 0.110957073505642 496 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm Y57G7A.10/EMC-2, fly CG17556, human TTC35 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YNL067W RPL9B hom FT TRANSLATION|RIBOSOME 0.0274302041650127 0.112113247861013 497 Ribosomal 60S subunit protein L9B; nearly identical to paralog Rpl9Ap; homologous to mammalian ribosomal protein L9 and bacterial L6 cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YHR153C SPO16 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0274089624342663 0.114065545782342 498 Meiosis-specific protein involved in synaptonemal complex assembly; implicated in regulation of crossover formation; required for sporulation synaptonemal complex assembly|ascospore formation|regulation of reciprocal meiotic recombination molecular_function condensed nuclear chromosome YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0273706672523782 0.112948192121592 499 Target membrane receptor (t-SNARE) for vesicular intermediates traveling between the Golgi apparatus and the vacuole; controls entry of biosynthetic, endocytic, and retrograde traffic into the prevacuolar compartment; syntaxin Golgi to vacuole transport|vacuole inheritance SNAP receptor activity endosome|Golgi apparatus YMR086C-A_d YMR086C-A hom 0.0273405883006636 0.113290829604182 500 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR094C RPL40B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0273316737306813 0.113677815330309 501 Ubiquitin-ribosomal 60S subunit protein L40B fusion protein; cleaved to yield ubiquitin and ribosomal protein L40B; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40B has a paralog, RPL40A, that arose from the whole genome duplication cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag mitochondrion|cytosolic large ribosomal subunit YOR315W SFG1 hom FT CELL CYCLE|NUCLEUS 0.0272803480285472 0.114087865615868 502 Nuclear protein, putative transcription factor required for growth of superficial pseudohyphae (which do not invade the agar substrate) but not for invasive pseudohyphal growth; may act together with Phd1p; potential Cdc28p substrate mitotic cell cycle|pseudohyphal growth molecular_function nucleus|cytoplasm YDL127W PCL2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0272632830750638 0.114314451372637 503 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; localizes to sites of polarized cell growth G1 phase of mitotic cell cycle|regulation of establishment or maintenance of cell polarity|regulation of cyclin-dependent protein kinase activity|septin ring organization cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|nucleus|cellular bud neck|cellular bud tip YER014W HEM14 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0272538644936417 0.114439661354263 504 Protoporphyrinogen oxidase, a mitochondrial enzyme that catalyzes the seventh step in the heme biosynthetic pathway, converting protoporphyrinogen IX to protoporphyrin IX; inhibited by diphenyl ether-type herbicides heme biosynthetic process oxygen-dependent protoporphyrinogen oxidase activity mitochondrion|mitochondrial inner membrane YOR011W AUS1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0272532613523897 0.114555789027634 505 Plasma membrane sterol transporter of the ATP-binding cassette family; required, along with Pdr11p, for uptake of exogenous sterols and their incorporation into the plasma membrane; activity is stimulated by phosphatidylserine; sterol uptake is required for anaerobic growth because sterol biosynthesis requires oxygen sterol import sterol-transporting ATPase activity mitochondrion|integral to membrane|plasma membrane YML069W POB3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0271963246780485 0.11520693608716 506 Subunit of the heterodimeric FACT complex (Spt16p-Pob3p); FACT associates with chromatin via interaction with Nhp6Ap and Nhp6Bp, and reorganizes nucleosomes to facilitate access to DNA by RNA and DNA polymerases; protein abundance increases in response to DNA replication stress DNA replication-independent nucleosome organization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|regulation of transcription by chromatin organization|DNA-dependent DNA replication chromatin binding|nucleosome binding|histone binding nuclear chromatin|FACT complex|replication fork protection complex|alpha DNA polymerase:primase complex YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.0271173827692057 0.116266174000418 507 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 YBR296C PHO89 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0270843602392525 0.116711531027375 508 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 YDL036C PUS9 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0270384535257532 0.117332873775166 509 Mitochondrial tRNA:pseudouridine synthase, catalyzes the formation of pseudouridine at position 32 in mitochondrial tRNAs; contains an N-terminal mitochondrial targeting sequence tRNA pseudouridine synthesis pseudouridine synthase activity mitochondrion|nucleus|cytoplasm YER109C FLO8 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0270041367429579 0.117799040953293 510 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 YMR253C_p YMR253C hom 0.0269824724375007 0.118094081099447 511 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YMR253C is not an essential gene biological_process molecular_function integral to membrane|cytoplasm YPR108W RPN7 het FT PROTEOLYSIS|NUCLEUS 0.0269768345453374 0.118335600168608 512 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 YLR222C UTP13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0269730806489124 0.118222165155573 513 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 YLR034C SMF3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0269648495755252 0.11833450905224 514 Putative divalent metal ion transporter involved in iron homeostasis; transcriptionally regulated by metal ions; member of the Nramp family of metal transport proteins; protein abundance increases in response to DNA replication stress cellular iron ion homeostasis|iron ion transport metal ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YJR091C JSN1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0269499757817517 0.118702609364862 515 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 YJL022W_d YJL022W hom 0.0269381520731361 0.118699472716191 516 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene PET130 Unknown Unknown Unknown YDR304C CPR5 hom FT ENDOPLASMIC RETICULUM 0.0269057185915474 0.119144035184544 517 Peptidyl-prolyl cis-trans isomerase (cyclophilin) of the endoplasmic reticulum, catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; transcriptionally induced in response to unfolded proteins in the ER biological_process peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum|cytoplasm YDR059C UBC5 hom 0.0268982702514772 0.119466813314234 518 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 YAL009W SPO7 hom FF|FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0268185766751054 0.120400257102039 519 Putative regulatory subunit of Nem1p-Spo7p phosphatase holoenzyme, regulates nuclear growth by controlling phospholipid biosynthesis, required for normal nuclear envelope morphology, premeiotic replication, and sporulation negative regulation of phospholipid biosynthetic process|nuclear envelope organization phosphoprotein phosphatase activity Nem1-Spo7 phosphatase complex|integral to membrane YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.0268079077001264 0.120492619745053 520 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 YKL046C DCW1 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0268020994044867 0.120573076768238 521 Putative mannosidase, GPI-anchored membrane protein required for cell wall biosynthesis in bud formation;homologous to Dfg5p fungal-type cell wall biogenesis|budding cell bud growth mannosidase activity anchored to plasma membrane YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0267611682961748 0.121196733008645 522 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 YMR309C NIP1 het FT TRANSLATION 0.0267482226534251 0.121488032061029 523 eIF3c subunit of the eukaryotic translation initiation factor 3 (eIF3), involved in the assembly of preinitiation complex and start codon selection translational initiation translation initiation factor activity multi-eIF complex|eukaryotic translation initiation factor 3 complex|cytoplasmic stress granule|cytoplasm YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.026653116988569 0.122651193896853 524 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR200W BEM1 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0266094602574138 0.123265419760651 525 Protein containing SH3-domains, involved in establishing cell polarity and morphogenesis; functions as a scaffold protein for complexes that include Cdc24p, Ste5p, Ste20p, and Rsr1p establishment of cell polarity|cell morphogenesis involved in conjugation with cellular fusion protein complex scaffold|phosphatidylinositol-3-phosphate binding incipient cellular bud site|mating projection tip|cellular bud neck|cellular bud tip YKL061W_p BLI1 hom 0.0265340066812028 0.124557396777167 526 Putative protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; green fluorescent protein (GFP)-fusion protein localizes to the endosome biological_process molecular_function endosome YPR039W_d YPR039W hom 0.0264703425420947 0.125238751687758 527 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified non essential genes ERV2/YPR037C and TIP41/YPR040W Unknown Unknown Unknown YPR021C AGC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0264668887166976 0.125288054181788 528 Mitochondrial amino acid transporter, acts both as a glutamate uniporter and as an aspartate-glutamate exchanger; involved in nitrogen metabolism and nitrogen compound biosynthesis L-glutamate transport|aspartate transport|cellular nitrogen compound biosynthetic process antiporter activity|L-aspartate transmembrane transporter activity|L-glutamate transmembrane transporter activity|uniporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YER159C BUR6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0264308856036973 0.12580289040039 529 Subunit of a heterodimeric NC2 transcription regulator complex with Ncb2p; complex binds to TBP and can repress transcription by preventing preinitiation complex assembly or stimulate activated transcription; homologous to human NC2alpha negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity|transcription corepressor activity nucleus|negative cofactor 2 complex YDR385W EFT2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0264253593380223 0.125882060363911 530 Elongation factor 2 (EF-2), also encoded by EFT1; catalyzes ribosomal translocation during protein synthesis; contains diphthamide, the unique posttranslationally modified histidine residue specifically ADP-ribosylated by diphtheria toxin; EFT2 has a paralog, EFT1, that arose from the whole genome duplication translational elongation|positive regulation of translational elongation translation elongation factor activity ribosome YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0263909222757955 0.126376284410592 531 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 YKL102C_d YKL102C hom 0.0263763362527417 0.12658607071352 532 Dubious open reading frame unlikely to encode a functional protein; deletion confers sensitivity to citric acid; predicted protein would include a thiol-disulfide oxidoreductase active site Unknown Unknown Unknown YOR376W-A_p YOR376W-A hom 0.026368134823402 0.126704148333594 533 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBR221W-A_p YBR221W-A hom 0.0262925058575785 0.127853868992535 534 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR176W HEM15 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0262922439041681 0.127857667832078 535 Ferrochelatase, a mitochondrial inner membrane protein, catalyzes the insertion of ferrous iron into protoporphyrin IX, the eighth and final step in the heme biosynthetic pathway heme biosynthetic process ferrochelatase activity mitochondrion|mitochondrial inner membrane YMR213W CEF1 het FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0262864151063309 0.127885369608654 536 Essential splicing factor; associated with Prp19p and the spliceosome, contains an N-terminal c-Myb DNA binding motif necessary for cell viability but not for Prp19p association, evolutionarily conserved and homologous to S. pombe Cdc5p mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YLL063C AYT1 hom 0.0262721233449156 0.128092827094177 537 Acetyltransferase; catalyzes trichothecene 3-O-acetylation, suggesting a possible role in trichothecene biosynthesis secondary metabolic process trichothecene 3-O-acetyltransferase activity cellular_component YPR151C SUE1 hom FT PROTEOLYSIS|MITOCHONDRION 0.026261298533317 0.128250132751085 538 Mitochondrial protein required for degradation of unstable forms of cytochrome c protein catabolic process molecular_function mitochondrial envelope YBR159W IFA38 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0262377852280754 0.128592344138998 539 Microsomal beta-keto-reductase; contains oleate response element (ORE) sequence in the promoter region; mutants exhibit reduced VLCFA synthesis, accumulate high levels of dihydrosphingosine, phytosphingosine and medium-chain ceramides fatty acid elongation ketoreductase activity integral to membrane|endoplasmic reticulum YMR310C_p YMR310C hom FT NUCLEUS 0.0262335478263649 0.128654090421227 540 Putative S-adenosylmethionine-dependent methyltransferase; predicted to be involved in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YMR310C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity nucleus YBR093C PHO5 hom FT RESPONSE TO NUTRIENT LEVELS 0.0262226873821907 0.128812451059082 541 Repressible acid phosphatase (1 of 3) that also mediates extracellular nucleotide-derived phosphate hydrolysis; secretory pathway derived cell surface glycoprotein; induced by phosphate starvation and coordinately regulated by PHO4 and PHO2 cellular response to phosphate starvation|phosphate-containing compound metabolic process|regulation of cell size nucleoside-triphosphate diphosphatase activity|nucleoside-triphosphatase activity|acid phosphatase activity fungal-type cell wall|cell wall-bounded periplasmic space YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0261958777558243 0.129204021458462 542 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 YJR045C SSC1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0261851597588824 0.129360822458782 543 Hsp70 family ATPase; constituent of the import motor component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); involved in protein translocation and folding; subunit of SceI endonuclease; SSC1 has a paralog, ECM10, that arose from the whole genome duplication protein refolding|positive regulation of endodeoxyribonuclease activity|protein import into mitochondrial matrix|protein unfolding enzyme regulator activity|ATPase activity mitochondrial nucleoid|mitochondrion|TRC complex|mitochondrial inner membrane|presequence translocase-associated import motor YLR254C NDL1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0261798919075517 0.129437943629165 544 Homolog of nuclear distribution factor NudE, NUDEL; interacts with Pac1p and regulates dynein targeting to microtubule plus ends nuclear migration along microtubule microtubule plus-end binding cytoplasmic microtubule|nucleus|cytoplasm YDL210W UGA4 hom 0.026160103872376 0.129727958671514 545 Permease that serves as a gamma-aminobutyrate (GABA) transport protein involved in the utilization of GABA as a nitrogen source; catalyzes the transport of putrescine and delta-aminolevulinic acid (ALA); localized to the vacuolar membrane gamma-aminobutyric acid transport|putrescine transport|transmembrane transport putrescine transmembrane transporter activity|gamma-aminobutyric acid:hydrogen symporter activity fungal-type vacuole membrane|integral to membrane YDL234C GYP7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0261456931597716 0.129939480388427 546 GTPase-activating protein for yeast Rab family members including: Ypt7p (most effective), Ypt1p, Ypt31p, and Ypt32p (in vitro); involved in vesicle mediated protein trafficking regulation of vacuole fusion, non-autophagic|vesicle-mediated transport Rab GTPase activator activity cytoplasm YIL028W_d YIL028W hom 0.0260862266622079 0.130815166431721 547 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL100C GET3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0260195717555802 0.13185974346415 548 Guanine nucleotide exchange factor for Gpa1p; amplifies G protein signaling; subunit of the GET complex, which is involved in Golgi to ER trafficking and insertion of proteins into the ER membrane; has low-level ATPase activity; protein abundance increases in response to DNA replication stress retrograde vesicle-mediated transport, Golgi to ER|pheromone-dependent signal transduction involved in conjugation with cellular fusion|response to heat|protein insertion into ER membrane|response to metal ion|posttranslational protein targeting to membrane ATPase activity|guanyl-nucleotide exchange factor activity endoplasmic reticulum|GET complex YDR278C_d YDR278C hom 0.0259850665525784 0.13231532317741 549 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR055W MUP1 hom FT PLASMA MEMBRANE 0.0259544551952374 0.133583496944061 550 High affinity methionine permease, integral membrane protein with 13 putative membrane-spanning regions; also involved in cysteine uptake cysteine transport|sulfur amino acid transport|methionine transport L-methionine secondary active transmembrane transporter activity integral to membrane|integral to plasma membrane YDR412W RRP17 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0259380657557359 0.133016839227022 551 Component of the pre-60S pre-ribosomal particle; required for cell viability under standard (aerobic) conditions but not under anaerobic conditions; exonuclease required for 5′ end processing of pre-60S ribosomal RNA rRNA processing molecular_function cytoplasm YOR274W MOD5 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0259239662766781 0.133227842894471 552 Delta 2-isopentenyl pyrophosphate:tRNA isopentenyl transferase; required for biosynthesis of the modified base isopentenyladenosine in mitochondrial and cytoplasmic tRNAs; gene is nuclear and encodes two isozymic forms; converts to a prion form, and prion conversion contributes to azole antifungal resistance by upregulating ergosterol biosynthesis tRNA modification tRNA dimethylallyltransferase activity cytosol|mitochondrion|nucleolus|nucleus YLR219W MSC3 hom FT CELL CYCLE|PLASMA MEMBRANE 0.0258632433196596 0.134139543591111 553 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 YPR063C_p YPR063C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.025848550336148 0.134418953660738 554 ER-localized protein of unknown function biological_process molecular_function endoplasmic reticulum YIL050W PCL7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0258295309916145 0.134647781844936 555 Pho85p cyclin of the Pho80p subfamily, forms a functional kinase complex with Pho85p which phosphorylates Mmr1p and is regulated by Pho81p; involved in glycogen metabolism, expression is cell-cycle regulated regulation of glycogen catabolic process|regulation of cyclin-dependent protein kinase activity|regulation of protein stability|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YGR157W CHO2 hom FT LIPID METABOLISM 0.0258083450598336 0.135492722268275 556 Phosphatidylethanolamine methyltransferase (PEMT), catalyzes the first step in the conversion of phosphatidylethanolamine to phosphatidylcholine during the methylation pathway of phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidylethanolamine N-methyltransferase activity integral to membrane|endoplasmic reticulum YJR072C NPA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION 0.0257957183735353 0.135159025310447 557 Member of the conserved GPN-loop GTPase family; has a role in transport of RNA polymerase II to the nucleus; exhibits GTP-dependent binding to PolII; has ATPase activity; involved in sister chromatid cohesion; phosphorylated by the Pcl1p-Pho85p kinase complex; human homolog XAB1 interacts with human RNA polymerase II; protein abundance increases in response to DNA replication stress cellular protein complex localization|nucleocytoplasmic transport|mitotic sister chromatid cohesion ATPase activity|GTPase activity cytoplasm YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0257733002026677 0.135498811492781 558 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 YML094W GIM5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0257151720355803 0.136382916590394 559 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 YOR224C RPB8 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0257138406215963 0.13675439731964 560 RNA polymerase subunit ABC14.5, common to RNA polymerases I, II, and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YPL195W APL5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.025713229308349 0.13641254133257 561 Delta adaptin-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway, suppressor of loss of casein kinase 1 function vesicle-mediated transport|Golgi to vacuole transport protein binding AP-3 adaptor complex YPL250C ICY2 hom 0.0256426497372334 0.137492182549477 562 Protein of unknown function; mobilized into polysomes upon a shift from a fermentable to nonfermentable carbon source; potential Cdc28p substrate mitochondrion degradation molecular_function cellular_component YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0256408799289319 0.137695407067745 563 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 YAL049C AIM2 hom 0.0256383391967289 0.137558332790903 564 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 YOL032W OPI10 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|NUCLEUS 0.0256127489920011 0.137951549311392 565 Protein with a possible role in phospholipid biosynthesis; null mutant displays an inositol-excreting phenotype that is suppressed by exogenous choline; protein abundance increases in response to DNA replication stress inositol metabolic process molecular_function nucleus|cytoplasm YOR042W CUE5 hom 0.0255980361325747 0.138178017387146 566 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 YLL034C RIX7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0255809746282391 0.138440995517065 567 Putative ATPase of the AAA family, required for export of pre-ribosomal large subunits from the nucleus; distributed between the nucleolus, nucleoplasm, and nuclear periphery depending on growth conditions ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus ATPase activity nucleolus|nucleus|preribosome, large subunit precursor YDR197W CBS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0255242942015631 0.139317409021952 568 Mitochondrial translational activator of the COB mRNA; interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial ribosome YFR017C IGD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0254458927764609 0.140951670151037 569 Cytoplasmic protein that inhibits Gdb1p glycogen debranching activity; required for normal intracellular accumulation of glycogen; phosphorylated in vivo; expression increases during wine fermentation; protein abundance increases in response to DNA replication stress; IGD1 has a paralog, YOL024W, that arose from the whole genome duplication negative regulation of glycogen catabolic process enzyme inhibitor activity cytoplasm YLR243W GPN3 het FT PROTEIN LOCALIZATION 0.0254066831362005 0.141149567969088 570 Putative GTPase with a role in biogenesis of RNA pol II and polIII; may be involved in assembly of RNA polymerases II and III and in their transport into the nucleus; contains a Gly-Pro-Asn motif in the G domain; similar to Npa3p and Gpn2p biological_process signal sequence binding cellular_component YCR099C_p YCR099C hom 0.025368902791498 0.141742026229343 571 Putative protein of unknown function biological_process molecular_function integral to membrane YGL127C SOH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0253655167684812 0.141795217767908 572 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 YOR134W BAG7 hom FT SIGNALING 0.0253596452141134 0.141887491218857 573 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 YDR500C RPL37B hom FT TRANSLATION|RIBOSOME 0.0253410690922233 0.142239205766538 574 Ribosomal 60S subunit protein L37B; protein abundance increases in response to DNA replication stress; homologous to mammalian ribosomal protein L37, no bacterial homolog; RPL37B has a paralog, RPL37A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR034C AKR2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0253102959111014 0.142664855160807 575 Ankyrin repeat-containing protein; member of a family of putative palmitoyltransferases containing an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; possibly involved in constitutive endocytosis of Ste3p; AKR2 has a paralog, AKR1, that arose from the whole genome duplication endocytosis|protein palmitoylation palmitoyltransferase activity integral to membrane|Golgi apparatus YNL012W SPO1 hom FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0253068968480406 0.142718518199162 576 Meiosis-specific prospore protein; required for meiotic spindle pole body duplication and separation; required to produce bending force necessary for proper prospore membrane assembly during sporulation; has similarity to phospholipase B meiosis|spore membrane bending pathway phospholipase activity endoplasmic reticulum|nucleus|prospore membrane YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0252653349585966 0.143375933566317 577 Transferrin receptor-like protein; plasma membrane protein that binds Bsd2p and regulates ubiquitylation and vacuolar degradation of the metal transporter Smf1p; functionally redundant with Tre2p; TRE1 has a paralog, TRE2, that arose from the whole genome duplication protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function fungal-type vacuole YGR121C MEP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0252623117961523 0.143423843623874 578 Ammonium permease; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport ammonium transmembrane transporter activity integral to membrane|plasma membrane YAR003W SWD1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0252578728202313 0.143494213258684 579 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 YPR134W MSS18 hom FT RNA PROCESSING|MITOCHONDRION 0.0252197100244871 0.144160096499709 580 Nuclear encoded protein needed for efficient splicing of mitochondrial COX1 aI5beta intron; mss18 mutations block cleavage of 5' exon - intron junction; phenotype of intronless strain suggests additional functions Group I intron splicing molecular_function mitochondrion YDL242W_d YDL242W hom 0.0252040366233265 0.144349769583245 581 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR237W PRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.02510964012062 0.145859330256116 582 RNA helicase in the DEAD-box family, necessary for prespliceosome formation, bridges U1 and U2 snRNPs and enables stable U2 snRNP association with intron RNA mRNA branch site recognition RNA-dependent ATPase activity spliceosomal complex YKL212W SAC1 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0250538269542316 0.146757542695912 583 Phosphatidylinositol phosphate (PtdInsP) phosphatase; involved in hydrolysis of PtdIns[4]P in the early and medial Golgi; regulated by interaction with Vps74p; ER localized transmembrane protein which cycles through the Golgi; involved in protein trafficking and processing, secretion, and cell wall maintenance; regulates sphingolipid biosynthesis through the modulation of PtdIns(4)P metabolism phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mitochondrial outer membrane|integral to endoplasmic reticulum membrane|mitochondrion|SPOTS complex|integral to Golgi membrane YLR241W_p YLR241W hom 0.0250199652905346 0.147364884518496 584 Putative protein of unknown function, may be involved in detoxification biological_process molecular_function integral to membrane YJL086C_d YJL086C het FF 0.0250161325138077 0.14760813085598 585 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL085W/EXO70 and YJL087C/TRL1 Unknown Unknown Unknown YIL110W HPM1 hom FT NUCLEUS 0.02500352854145 0.147631007702736 586 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 YBL083C_d YBL083C hom 0.02500040351504 0.147621251960303 587 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps verified ORF ALG3 Unknown Unknown Unknown YJR056C YJR056C hom FT NUCLEUS 0.0249770963911249 0.147999278111292 588 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YDR249C_p YDR249C hom 0.0249396405746943 0.14860833478052 589 Putative protein of unknown function biological_process molecular_function cellular_component YDL184C RPL41A hom FT TRANSLATION|RIBOSOME 0.0249188746597562 0.148946825819515 590 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 YGR107W_d YGR107W hom 0.0249096744285394 0.149096980456363 591 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL117W SBA1 hom FT NUCLEUS 0.0248928309534348 0.149432855437569 592 Co-chaperone that binds to and regulates Hsp90 family chaperones; important for pp60v-src activity in yeast; homologous to the mammalian p23 proteins, and like p23 can regulate telomerase activity; protein abundance increases in response to DNA replication stress protein folding|positive regulation of telomere maintenance via telomerase|regulation of telomerase activity chaperone binding nucleus|cytoplasm YIR014W_p YIR014W hom 0.0248893663459312 0.149428832305604 593 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 YER156C_p YER156C hom FT NUCLEUS 0.0248568053107563 0.149962083504564 594 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 YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0248546369776677 0.149997645694306 595 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 YDR281C PHM6 hom 0.02483578056311 0.150307175283011 596 Protein of unknown function, expression is regulated by phosphate levels biological_process molecular_function fungal-type vacuole YLR377C FBP1 hom FT CARBOHYDRATE METABOLISM 0.0248223329855059 0.150528215585179 597 Fructose-1,6-bisphosphatase, key regulatory enzyme in the gluconeogenesis pathway, required for glucose metabolism; undergoes either proteasome-mediated or autophagy-mediated degradation depending on growth conditions; interacts with Vid30p gluconeogenesis|reactive oxygen species metabolic process fructose 1,6-bisphosphate 1-phosphatase activity cytosol YBL023C MCM2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0247981848021347 0.150925765357155 598 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 YER142C MAG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0247849376309486 0.151144192016269 599 3-methyl-adenine DNA glycosylase; involved in protecting DNA against alkylating agents; initiates base excision repair by removing damaged bases to create abasic sites that are subsequently repaired; protein abundance increases in response to DNA replication stress base-excision repair, AP site formation|DNA dealkylation involved in DNA repair alkylbase DNA N-glycosylase activity nucleus YDR324C UTP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0247828269225395 0.1511790167647 600 Subunit of U3-containing 90S preribosome and Small Subunit (SSU) processome complexes involved in production of 18S rRNA and assembly of small ribosomal subunit; member of t-Utp subcomplex involved with transcription of 35S rRNA transcript positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|t-UTP complex|90S preribosome YFR014C CMK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0247535942629653 0.151967445374308 601 Calmodulin-dependent protein kinase; may play a role in stress response, many Ca++/calmodulin dependent phosphorylation substrates demonstrated in vitro, amino acid sequence similar to mammalian Cam Kinase II; CMK1 has a paralog, CMK2, that arose from the whole genome duplication signal transduction|protein phosphorylation protein kinase activity|calmodulin-dependent protein kinase activity cytoplasm YER039C HVG1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0247300482455739 0.152051804567471 602 Protein of unknown function, has homology to Vrg4p biological_process molecular_function integral to membrane YJR010C-A SPC1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0247172737504802 0.152263628453708 603 Subunit of the signal peptidase complex (SPC); SPC cleaves the signal sequence from proteins targeted to the endoplasmic reticulum (ER); homolog of the SPC12 subunit of mammalian signal peptidase complex; protein abundance increases in response to DNA replication stress signal peptide processing|protein targeting to ER molecular_function signal peptidase complex YHR139C SPS100 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS 0.0246972188894162 0.152596626599932 604 Protein required for spore wall maturation; expressed during sporulation; may be a component of the spore wall; expression also induced in cells treated with the mycotoxin patulin ascospore wall assembly molecular_function ascospore wall YOR013W_d IRC11 hom 0.0246785759556637 0.153090470466403 605 Dubious opening reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YOR012C; null mutant displays increased levels of spontaneous Rad52 foci Unknown Unknown Unknown YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0246588590147797 0.153235110493668 606 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 YIL114C POR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0246328293132506 0.153669519136851 607 Putative mitochondrial porin (voltage-dependent anion channel); not required for mitochondrial membrane permeability or mitochondrial osmotic stability; POR2 has a paralog, POR1, that arose from the whole genome duplication DNA transport|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to membrane YNR049C MSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0246319231670559 0.153991722389874 608 Probable component of the secretory vesicle docking complex; acts at a late step in secretion; shows genetic and physical interactions with Sec1p; required for prospore membrane formation during sporulation; relocalizes from bud neck to nucleus upon DNA replication stress cellular membrane fusion|ascospore-type prospore membrane assembly|vesicle docking involved in exocytosis molecular_function SNARE complex|cellular bud membrane|plasma membrane|prospore membrane|cellular bud neck|cellular bud tip YOR049C RSB1 hom FT MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0245805686542557 0.154544519993915 609 Suppressor of sphingoid long chain base (LCB) sensitivity of an LCB-lyase mutation; putative integral membrane transporter or flippase that may transport LCBs from the cytoplasmic side toward the extracytoplasmic side of the membrane phospholipid translocation|fatty acid transport phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane YLR298C YHC1 het FT RNA PROCESSING|NUCLEUS 0.0245794299942139 0.154563626619071 610 Component of the U1 snRNP complex required for pre-mRNA splicing; putative ortholog of human U1C protein, which is involved in formation of a complex between U1 snRNP and the pre-mRNA 5' splice site mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0245425411446264 0.155491801383274 611 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 YNL088W TOP2 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0245184521835762 0.155589451595349 612 Topoisomerase II, relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone of both positively and negatively supercoiled DNA; cleaves complementary strands; localizes to axial cores in meiosis; required for replication slow zone (RSZ) breakage following Mec1p inactivation chromatin assembly or disassembly|chromatin remodeling at centromere|replication fork progression beyond termination site|mitotic cell cycle G2/M transition decatenation checkpoint|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|reciprocal meiotic recombination DNA topoisomerase (ATP-hydrolyzing) activity DNA replication termination region|synaptonemal complex|mitochondrion|nucleus YER117W RPL23B hom FT TRANSLATION|RIBOSOME 0.0244793884002979 0.15655834619669 613 Ribosomal 60S subunit protein L23B; homologous to mammalian ribosomal protein L23 and bacterial L14; RPL23B has a paralog, RPL23A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YIL120W QDR1 hom FT PLASMA MEMBRANE 0.0244775338741419 0.156280707644696 614 Multidrug transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; required for resistance to quinidine, ketoconazole, fluconazole, and barban; QDR1 has a paralog, AQR1, that arose from the whole genome duplication drug transmembrane transport drug transmembrane transporter activity integral to membrane|plasma membrane YCR057C PWP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.0244708951264856 0.156702205491569 615 Conserved 90S pre-ribosomal component essential for proper endonucleolytic cleavage of the 35 S rRNA precursor at A0, A1, and A2 sites; contains eight WD-repeats; PWP2 deletion leads to defects in cell cycle and bud morphogenesis 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)|establishment of cell polarity|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)|cytokinesis snoRNA binding small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|cytoplasm|90S preribosome YOL059W GPD2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0244707995916681 0.156951626379923 616 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 YOR331C_d YOR331C hom 0.0244041087629088 0.157526953884957 617 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene VMA4/YOR332W Unknown Unknown Unknown YFR033C QCR6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.024390117531066 0.157765278857525 618 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 YCR031C RPS14A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0243862083936982 0.157831915411068 619 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 YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0243798521298859 0.157940312052774 620 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 YBR128C ATG14 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.024375497006599 0.158014614747085 621 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 YJR024C MDE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0243729673094495 0.158057786021283 622 5'-methylthioribulose-1-phosphate dehydratase; acts in the methionine salvage pathway; potential Smt3p sumoylation substrate; expression downregulated by caspofungin and deletion mutant is caspofungin resistant L-methionine salvage from methylthioadenosine methylthioribulose 1-phosphate dehydratase activity cytoplasm YPL152W-A_p YPL152W-A hom 0.0243714116574661 0.15808433888109 623 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDL143W CCT4 het FF 0.0243706409381474 0.158097495260631 624 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 YPL079W RPL21B hom FT TRANSLATION|RIBOSOME 0.0243685954590072 0.158132416141404 625 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 YGR122C-A_d YGR122C-A hom 0.0243608008534755 0.158265540923292 626 Dubious open reading frame unlikely to encode a functional protein, similar to YLR334C and YOL106W Unknown Unknown Unknown YDL065C PEX19 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0243373961953945 0.158852187770837 627 Chaperone and import receptor for newly-synthesized class I PMPs; binds peroxisomal membrane proteins (PMPs) in the cytoplasm and delivers them to the peroxisome for subsequent insertion into the peroxisomal membrane; interacts with Myo2p and contributes to peroxisome partitioning protein stabilization|protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization|protein exit from endoplasmic reticulum peroxisome membrane targeting sequence binding|protein binding cytosol|peroxisomal membrane|endoplasmic reticulum YAL007C ERP2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0242895628203271 0.159486154754955 628 Protein that forms a heterotrimeric complex with Erp1p, Emp24p, and Erv25p; member, along with Emp24p and Erv25p, of the p24 family involved in ER to Golgi transport and localized to COPII-coated vesicles ER to Golgi vesicle-mediated transport molecular_function ER to Golgi transport vesicle YOR346W REV1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0242845907176374 0.159571613252454 629 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 YHL023C NPR3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0242764503719774 0.15971160096591 630 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; required for Npr2p phosphorylation and Iml1p-Npr2p interaction; null mutant shows delayed meiotic DNA replication and double-strand break repair meiosis|regulation of TOR signaling cascade|cellular response to amino acid starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YIR028W DAL4 hom 0.0242340101460996 0.160442940155453 631 Allantoin permease; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process|allantoin transport allantoin uptake transmembrane transporter activity integral to membrane|membrane YLR205C HMX1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0241914632555656 0.16136615649098 632 ER localized heme oxygenase, involved in heme degradation during iron starvation and in the oxidative stress response; expression is regulated by AFT1 and oxidative stress; relocates to the perinuclear region in the presence of oxidants response to oxidative stress|cellular iron ion homeostasis|heme catabolic process heme oxygenase (decyclizing) activity endoplasmic reticulum|membrane|nuclear outer membrane YLR005W SSL1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0241663515013192 0.161801765677704 633 Component of the core form of RNA polymerase transcription factor TFIIH, which has both protein kinase and DNA-dependent ATPase/helicase activities and is essential for transcription and nucleotide excision repair; interacts with Tfb4p phosphorylation of RNA polymerase II C-terminal domain|translational initiation|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YOR162C YRR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0241410707452273 0.162053324711358 634 Zn2-Cys6 zinc-finger transcription factor; activates genes involved in multidrug resistance; paralog of Yrm1p, acting on an overlapping set of target genes; YRR1 has a paralog, PDR8, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YDR350C ATP22 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0241330311560142 0.162381136901055 635 Specific translational activator for the mitochondrial ATP6 mRNA, encoding a subunit of F1F0 ATP synthase; localized to the mitochondrial inner membrane proton-transporting ATP synthase complex biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrial inner membrane YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.024129869364592 0.162248234361075 636 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 YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.0241152069176106 0.162503635456473 637 Putative oxidoreductase involved in late endosome to Golgi transport; physical and genetical interactions with Btn2p; null mutant is viable, has extended S phase, and sensitive to expression of top1-T722A allele; similar to human FOXRED1 retrograde transport, endosome to Golgi molecular_function late endosome|cytoplasm YOR314W_d YOR314W hom 0.0241058431179625 0.162666899446325 638 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR202C RAV2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0240938208304307 0.162876697211164 639 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 YLR409C UTP21 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0240596608244489 0.163473927660933 640 Subunit of U3-containing 90S preribosome and Small Subunit (SSU) processome complexes involved in production of 18S rRNA and assembly of small ribosomal subunit; synthetic defect with STI1 Hsp90 cochaperone; human homolog linked to glaucoma ribosomal small subunit biogenesis|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0240279947576914 0.16428070073445 641 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 YPR019W MCM4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0239967061414491 0.164578905069002 642 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 YDL014W NOP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0239487095909511 0.165425108252109 643 Nucleolar protein, component of the small subunit processome complex, which is required for processing of pre-18S rRNA; has similarity to mammalian fibrillarin box C/D snoRNA 3'-end processing|rRNA processing|snoRNA processing|rRNA methylation rRNA methyltransferase activity small-subunit processome|box C/D snoRNP complex|ribosome|nucleolus|90S preribosome YLR175W CBF5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0239232571122 0.165875174038106 644 Pseudouridine synthase catalytic subunit of box H/ACA small nucleolar ribonucleoprotein particles (snoRNPs), acts on both large and small rRNAs and on snRNA U2; mutations in human ortholog dyskerin cause the disorder dyskeratosis congenita box H/ACA snoRNA 3'-end processing|rRNA pseudouridine synthesis|rRNA processing|snRNA pseudouridine synthesis pseudouridine synthase activity box H/ACA snoRNP complex|nucleolus|90S preribosome YGR277C CAB4 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0239035891797186 0.166286764191819 645 Probable pantetheine-phosphate adenylyltransferase (PPAT), which catalyzes the fourth step in the biosynthesis of coenzyme A from pantothenate; null mutant lethality is complemented by E. coli coaD (encoding PPAT); widely conserved coenzyme A biosynthetic process pantetheine-phosphate adenylyltransferase activity nucleus|cytoplasm YDR063W AIM7 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.023900188417502 0.166283883172767 646 Protein that interacts with Arp2/3 complex to stimulate actin filament debranching and inhibit actin nucleation; has similarity to Cof1p and also to human glia maturation factor (GMF); null mutant displays elevated mitochondrial genome loss actin filament debranching|negative regulation of Arp2/3 complex-mediated actin nucleation molecular_function nucleus|actin cortical patch|cytoplasm YGR169C PUS6 hom FT RNA PROCESSING|MITOCHONDRION 0.0238838676463622 0.166573495910025 647 tRNA:pseudouridine synthase, catalyzes the conversion of uridine to pseudouridine at position 31 in cytoplasmic and mitochondrial tRNAs; mutation of Asp168 to Ala abolishes enzyme activity; not essential for viability tRNA pseudouridine synthesis pseudouridine synthase activity mitochondrion|cytoplasm YDL201W TRM8 hom FT RNA PROCESSING|NUCLEUS 0.0238696636117662 0.166825855419969 648 Noncatalytic 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 YGR178C PBP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS|MITOCHONDRION 0.0238102199148205 0.167885093633791 649 Component of glucose deprivation induced stress granules; involved in P-body-dependent granule assembly; similar to human ataxin-2; interacts with Pab1p to regulate mRNA polyadenylation; interacts with Mkt1p to regulate HO translation; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress positive regulation of translation|mRNA polyadenylation|stress granule assembly molecular_function mitochondrion|nucleus|polysome|cytoplasmic stress granule|cytoplasm YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0237945529171322 0.168419041415639 650 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 YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0237759776941036 0.168497549270386 651 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 YGR003W CUL3 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0237690164192159 0.168685767193649 652 Ubiquitin-protein ligase, forms a complex with Elc1p that polyubiquitylates monoubiquitylated RNA polymerase II to trigger its proteolysis; cullin family member with similarity to Cdc53p and human CUL3 protein ubiquitination involved in ubiquitin-dependent protein catabolic process|ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity nucleus|Cul3-RING ubiquitin ligase complex|cytoplasm YDR466W PKH3 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION 0.0237611176562738 0.168763856523247 653 Protein kinase with similarity to mammalian phosphoinositide-dependent kinase 1 (PDK1) and yeast Pkh1p and Pkh2p, two redundant upstream activators of Pkc1p; identified as a multicopy suppressor of a pkh1 pkh2 double mutant MAPK cascade involved in cell wall biogenesis|protein phosphorylation protein kinase activity cellular_component YNR015W SMM1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0237578744308633 0.168822020422922 654 Dihydrouridine synthase, member of a family of dihydrouridine synthases including Dus1p, Smm1p, Dus3p, and Dus4p; modifies uridine residues at position 20 of cytoplasmic tRNAs tRNA processing|tRNA modification tRNA dihydrouridine synthase activity nucleus|cytoplasm YKL088W CAB3 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0237339285460739 0.16925193051586 655 Subunit of a phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis; null mutant lethality is complemented by E. coli coaBC response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|purine nucleotide binding phosphopantothenoylcysteine decarboxylase complex|cytoplasm YDR203W_d YDR203W hom FF 0.0237259256099715 0.169523034249242 656 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR284W_p YBR284W hom FT NUCLEOTIDE METABOLISM 0.0237175160919922 0.169547063612476 657 Putative metallo-dependent hydrolase superfamily protein; similar to AMP deaminases but lacks key catalytic residues and does not rescue purine nucleotide metabolic defect of quadruple aah1 ade8 amd1 his1 mutant; null mutant exhibits longer telomeres, altered Ty mobility, decreased resistance to rapamycin and wortmannin; induced in response to hydrostatic pressure; not an essential gene; YBR284W has a paralog, YJL070C, that arose from the whole genome duplication biological_process AMP deaminase activity|molecular_function cellular_component YGR200C ELP2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0236899149526488 0.17004426415146 658 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 YLR394W CST9 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0236717163206185 0.170372687152751 659 SUMO E3 ligase; required for synaptonemal complex formation; localizes to synapsis initiation sites on meiotic chromosomes; potential Cdc28p substrate synaptonemal complex assembly|protein sumoylation|synapsis|reciprocal meiotic recombination SUMO ligase activity condensed nuclear chromosome|nuclear chromosome YNL242W ATG2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0236669447598312 0.17045887604983 660 Peripheral membrane protein required for autophagic vesicle formation; also required for vesicle formation during pexophagy and the cytoplasm-to-vaucole targeting (Cvt) pathway; involved in Atg9p cycling between the phagophore assembly site and mitochondria; forms cytoplasmic foci upon DNA replication stress mitochondrion degradation|piecemeal microautophagy of nucleus|peroxisome degradation|CVT pathway|autophagic vacuole assembly molecular_function pre-autophagosomal structure|cytoplasm|extrinsic to membrane YKL114C APN1 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0236517703010865 0.170733189965989 661 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 YJR016C ILV3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.023644324152252 0.170867917391633 662 Dihydroxyacid dehydratase, catalyzes third step in the common pathway leading to biosynthesis of branched-chain amino acids branched-chain amino acid biosynthetic process dihydroxy-acid dehydratase activity mitochondrion YFR028C CDC14 het FT CELL CYCLE|NUCLEUS|CYTOSKELETON 0.0236273553354226 0.171943133842341 663 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 YML089C_d YML089C hom 0.0236181973625476 0.171341273936728 664 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; expression induced by calcium shortage Unknown Unknown Unknown YML009W-B_d YML009W-B hom 0.0236007875454366 0.171657243650748 665 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion mutation confers an increase in Ty1 transposition Unknown Unknown Unknown YJR073C OPI3 hom FF|FT LIPID METABOLISM|MITOCHONDRION 0.0235823505424656 0.172312335242607 666 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 YCR089W FIG2 hom FT CELL WALL ORG/BIOGENESIS 0.0235682801913396 0.172376369937934 667 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 YHR001W OSH7 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0235356900373719 0.172842557179723 668 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 maintenance of cell polarity|endocytosis|exocytosis|sterol transport|sterol metabolic process|late endosome to vacuole transport lipid binding|oxysterol binding integral to membrane|cortical endoplasmic reticulum|cytoplasm YHR014W SPO13 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0235320876203441 0.172908329168007 669 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 YGL164C YRB30 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0234940934004785 0.173603157007261 670 RanGTP-binding protein, inhibits RanGAP1 (Rna1p)-mediated GTP hydrolysis of RanGTP (Gsp1p); shares similarity to proteins in other fungi but not in higher eukaryotes biological_process GTPase regulator activity nucleus|cytoplasm YNL056W OCA2 hom 0.0234885443226836 0.173704811297965 671 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 YDL043C PRP11 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0234724702773099 0.173999524744326 672 Subunit of the SF3a splicing factor complex, required for spliceosome assembly spliceosomal complex assembly RNA binding U2 snRNP|U2-type prespliceosome YJL156C SSY5 het FT PROTEOLYSIS|PLASMA MEMBRANE 0.0234131237868043 0.175155200997343 673 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 YDL107W MSS2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0234065633042698 0.175211816120414 674 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 YGL230C_p YGL230C hom 0.0233353245254708 0.176529253146403 675 Putative protein of unknown function; non-essential gene biological_process molecular_function cellular_component YOR335C ALA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0232478334719586 0.178157327500729 676 Cytoplasmic and mitochondrial alanyl-tRNA synthetase, required for protein synthesis; point mutation (cdc64-1 allele) causes cell cycle arrest at G1; lethality of null mutation is functionally complemented by human homolog alanyl-tRNA aminoacylation|mitochondrial alanyl-tRNA aminoacylation alanine-tRNA ligase activity mitochondrion|cytoplasm YGR246C BRF1 het FT TRANSLATION|NUCLEUS 0.0232369836997611 0.178554308219187 677 TFIIIB B-related factor, one of three subunits of RNA polymerase III transcription initiation factor TFIIIB, binds TFIIIC and TBP and recruits RNA pol III to promoters, amino-terminal half is homologous to TFIIB DNA-dependent transcriptional open complex formation|transposon integration|RNA polymerase III transcriptional preinitiation complex assembly|negative regulation of protein homodimerization activity TFIIIC-class transcription factor binding|RNA polymerase III core binding|DNA binding|TFIIIB-type transcription factor activity transcription factor TFIIIB complex YBR029C CDS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.023219936036903 0.178678797570513 678 Phosphatidate cytidylyltransferase (CDP-diglyceride synthetase); an enzyme that catalyzes that conversion of CTP + phosphate into diphosphate + CDP-diaclglyerol, a critical step in the synthesis of all major yeast phospholipids phosphatidylserine metabolic process|phosphatidylglycerol biosynthetic process phosphatidate cytidylyltransferase activity mitochondrion|integral to membrane|endoplasmic reticulum YBL013W FMT1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0232078064389289 0.178905882584589 679 Methionyl-tRNA formyltransferase, catalyzes the formylation of initiator Met-tRNA in mitochondria; potential Cdc28p substrate translational initiation|methionyl-tRNA aminoacylation methionyl-tRNA formyltransferase activity mitochondrion YNR059W MNT4 hom FT CARBOHYDRATE METABOLISM 0.0232036941851418 0.179047736060374 680 Putative alpha-1,3-mannosyltransferase, not required for protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YGR150C CCM1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0231840680324145 0.179805521114608 681 Mitochondrial 15s rRNA-binding protein; required for intron removal of COB and COX1 pre-mRNAs; contains pentatricopeptide repeat (PPR) motifs; mutant is respiratory deficient and has defective plasma membrane electron transport rRNA metabolic process|mitochondrial RNA processing|mitochondrial genome maintenance rRNA binding mitochondrion YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0231402456662979 0.180174652801315 682 Subunit of the MRX complex with Rad50p and Xrs2p; complex functions in repair of DNA double-strand breaks and in telomere stability; exhibits nuclease activity that appears to be required for MRX function; widely conserved; forms nuclear foci upon DNA replication stress DNA repair|meiotic DNA double-strand break formation|double-strand break repair via nonhomologous end joining|base-excision repair|ascospore formation|meiotic DNA double-strand break processing|double-strand break repair via break-induced replication|regulation of transcription during meiosis 3'-5' exonuclease activity|protein complex scaffold|double-stranded telomeric DNA binding|adenylate kinase activity|telomeric DNA binding|single-stranded telomeric DNA binding|endodeoxyribonuclease activity|G-quadruplex DNA binding|endonuclease activity mitochondrion|nucleus|Mre11 complex YBR268W MRPL37 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.023137070293997 0.180299415696389 683 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHL029C_p OCA5 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0231076743360779 0.180788714184573 684 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 YKR069W MET1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0230669231413559 0.181559174841907 685 S-adenosyl-L-methionine uroporphyrinogen III transmethylase, involved in the biosynthesis of siroheme, a prosthetic group used by sulfite reductase; required for sulfate assimilation and methionine biosynthesis siroheme biosynthetic process|methionine biosynthetic process|sulfate assimilation uroporphyrin-III C-methyltransferase activity intracellular YHL039W EFM1 hom 0.0230315211709303 0.182230475224763 686 Lysine methyltransferase involved in the monomethylation of eEF1A (Tef1p/Tef2p); SET-domain family member; predicted involvement in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity cytoplasm YPL219W PCL8 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.023013158056212 0.182579404761508 687 Cyclin, interacts with Pho85p cyclin-dependent kinase (Cdk) to phosphorylate and regulate glycogen synthase, also activates Pho85p for Glc8p phosphorylation negative regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YER110C KAP123 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0229736394611353 0.183658912267228 688 Karyopherin beta, mediates nuclear import of ribosomal proteins prior to assembly into ribosomes and import of histones H3 and H4; localizes to the nuclear pore, nucleus, and cytoplasm; exhibits genetic interactions with RAI1 NLS-bearing substrate import into nucleus|Unknown|protein import into nucleus|ribosomal protein import into nucleus protein transporter activity|nuclear localization sequence binding integral to membrane|nucleus|nuclear pore|cytoplasm YER057C HMF1 hom FT NUCLEUS 0.022920283001708 0.184351771760351 689 Member of the p14.5 protein family with similarity to Mmf1p, functionally complements Mmf1p function when targeted to mitochondria; heat shock inducible; high-dosage growth inhibitor; forms a homotrimer in vitro biological_process molecular_function cytosol|nucleus|cytoplasm YLR429W CRN1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0229163319623505 0.184427452141623 690 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 YDR329C PEX3 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOPLASMIC RETICULUM 0.0229138534662459 0.184605882228402 691 Peroxisomal membrane protein (PMP) required for proper localization and stability of PMPs; anchors peroxisome retention factor Inp1p at the peroxisomal membrane; interacts with Pex19p protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization protein binding peroxisomal membrane|endoplasmic reticulum YKL154W SRP102 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.022909845632388 0.184551744714855 692 Signal recognition particle (SRP) receptor beta subunit; involved in SRP-dependent protein targeting; anchors the alpha subunit, Srp101p to the ER membrane protein targeting to ER|SRP-dependent cotranslational protein targeting to membrane signal recognition particle binding|GTP binding|GTPase activity integral to endoplasmic reticulum membrane|signal recognition particle receptor complex YNL013C_d YNL013C hom 0.0229066773740612 0.184677952201852 693 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF HEF3/YNL014W Unknown Unknown Unknown YOL134C_d YOL134C het 0.022872762989579 0.185263521069326 694 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 YML091C RPM2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0228569942651884 0.185566805387466 695 Protein subunit of mitochondrial RNase P, has roles in nuclear transcription, cytoplasmic and mitochondrial RNA processing, and mitochondrial translation; distributed to mitochondria, cytoplasmic processing bodies, and the nucleus cytoplasmic translation|tRNA 5'-leader removal|mRNA processing|mitochondrion organization|RNA processing|positive regulation of transcription from RNA polymerase II promoter ribonuclease P activity mitochondrion|nucleus|mitochondrial matrix|cytoplasmic mRNA processing body|mitochondrial ribonuclease P complex YJL215C_d YJL215C hom 0.0228515542098311 0.185671520599928 696 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR060C SAM37 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.022781890931364 0.187016326369828 697 Component of the Sorting and Assembly Machinery (SAM or TOB complex) of the mitochondrial outer membrane, which binds precursors of beta-barrel proteins and facilitates their outer membrane insertion; contributes to SAM complex stability mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrial sorting and assembly machinery complex|mitochondrion|integral to membrane YKL053C-A MDM35 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0227802659058427 0.187047782062444 698 Mitochondrial intermembrane space protein; mutation affects mitochondrial distribution and morphology; contains twin cysteine-x9-cysteine motifs; protein abundance increases in response to DNA replication stress mitochondrion organization|mitochondrial respiratory chain complex assembly molecular_function nucleus|cytoplasm|mitochondrial intermembrane space YKL186C MTR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0227713344383034 0.187220738611147 699 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 YLR090W XDJ1 hom FT NUCLEUS|MITOCHONDRION 0.0227121910119723 0.188369022061114 700 Chaperone with a role in facilitating mitochondrial protein import; ascomycete-specific member of the DnaJ-like family, closely related to Ydj1p; predicted to be C-terminally prenylated; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies protein folding chaperone binding mitochondrion|integral to mitochondrial outer membrane|nucleus YDL145C COP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0226932604552198 0.188737658112264 701 Alpha subunit of COPI vesicle coatomer complex, which surrounds transport vesicles in the early secretory pathway retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport ubiquitin binding COPI vesicle coat YOR215C AIM41 hom FT MITOCHONDRION 0.0226641567266947 0.189305433831965 702 Putative protein of unknown function; the authentic 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 YOR103C OST2 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0226099560723725 0.190366170009471 703 Epsilon subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YOR320C GNT1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0225988964784438 0.190583148647621 704 N-acetylglucosaminyltransferase capable of modification of N-linked glycans in the Golgi apparatus protein N-linked glycosylation acetylglucosaminyltransferase activity Golgi medial cisterna YDR194W-A_p YDR194W-A hom 0.0225838816831302 0.191209087675774 705 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR097C MSH6 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0225786063792051 0.190981694111337 706 Protein required for mismatch repair in mitosis and meiosis, forms a complex with Msh2p to repair both single-base & insertion-deletion mispairs; also involved in interstrand cross-link repair; potentially phosphorylated by Cdc28p mismatch repair|meiotic mismatch repair guanine/thymine mispair binding|four-way junction DNA binding|ATPase activity|single base insertion or deletion binding|ATP binding MutSalpha complex|nucleus YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0225686849609509 0.19117679725376 707 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 YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0225674460548922 0.192063795531694 708 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 YOR308C SNU66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0225545706988698 0.191454604590074 709 Component of the U4/U6.U5 snRNP complex involved in pre-mRNA splicing via spliceosome; also required for pre-5S rRNA processing and may act in concert with Rnh70p; has homology to human SART-1 maturation of 5S rRNA|mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YGR141W VPS62 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0224792611928183 0.192941921039195 710 Vacuolar protein sorting (VPS) protein required for cytoplasm to vacuole targeting of proteins protein targeting to vacuole molecular_function cellular_component YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0224086811622297 0.195076720626769 711 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 YML125C PGA3 het FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0223441825201815 0.195630871084182 712 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 YDL190C UFD2 hom FT PROTEOLYSIS|NUCLEUS 0.0222874750788117 0.196968242336779 713 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 YER119C AVT6 hom FT VACUOLAR TRANSPORT 0.0222867933633904 0.196781564750951 714 Vacuolar aspartate and glutamate exporter; member of a family of seven genes (AVT1-7) related to vesicular GABA-glycine transporters; involved in compartmentalizing acidic amino acids in response to nitrogen starvation; AVT6 has a paralog, AVT5, that arose from the whole genome duplication amino acid export from vacuole|transmembrane transport L-aspartate transmembrane transporter activity|transporter activity|L-glutamate transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YER131W RPS26B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0222757890480741 0.197002774054572 715 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S26, no bacterial homolog; RPS26B has a paralog, RPS26A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0222565739431214 0.197389473287381 716 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 YLL061W MMP1 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0222342044275162 0.197840353439476 717 High-affinity S-methylmethionine permease, required for utilization of S-methylmethionine as a sulfur source; has similarity to S-adenosylmethionine permease Sam3p S-methylmethionine transport S-methylmethionine transmembrane transporter activity integral to membrane|plasma membrane YIL088C AVT7 hom FT PLASMA MEMBRANE 0.0221614125413918 0.199513882413516 718 Putative transporter, member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters amino acid transport amino acid transmembrane transporter activity integral to membrane|plasma membrane|fungal-type vacuole YBR129C OPY1 hom FT MITOCHONDRION 0.022145691393675 0.199631809264792 719 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 YML072C TCB3 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0221306181609878 0.199938059851265 720 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localized to the bud via specific mRNA transport; non-tagged protein detected in a phosphorylated state in mitochondria; C-termini of Tcb1p, Tcb2p and Tcb3p interact biological_process lipid binding mitochondrion|cortical endoplasmic reticulum|cellular bud YDR416W SYF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0221223788760627 0.200105606513654 721 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; null mutant has splicing defect and arrests in G2/M; homologs in human and C. elegans generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity|second spliceosomal transesterification activity U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 1 spliceosome|U2-type catalytic step 2 spliceosome YLR357W RSC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0221079381552091 0.200399507127419 722 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 YCR106W RDS1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0220803121652383 0.200962634519749 723 Putative zinc cluster transcription factor; involved in conferring resistance to cycloheximide response to xenobiotic stimulus sequence-specific DNA binding|DNA binding nucleus YNL256W FOL1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0220761110371733 0.201048371187185 724 Multifunctional enzyme of the folic acid biosynthesis pathway, has dihydropteroate synthetase, dihydro-6-hydroxymethylpterin pyrophosphokinase, and dihydroneopterin aldolase activities tetrahydrofolate biosynthetic process dihydroneopterin aldolase activity|2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity|dihydropteroate synthase activity mitochondrial envelope|mitochondrion|cytoplasm YDL087C LUC7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0220517246154822 0.201546576395336 725 Essential protein associated with the U1 snRNP complex; splicing factor involved in recognition of 5' splice site; contains two zinc finger motifs; N-terminal zinc finger binds pre-mRNA mRNA splice site selection mRNA binding U1 snRNP|U2-type prespliceosome YIL039W TED1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.022037854468471 0.20183033932495 726 Conserved phosphoesterase domain-containing protein that acts together with Emp24p/Erv25p in cargo exit from the ER; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum YOL006C TOP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0220360542791378 0.201867189902094 727 Topoisomerase I, nuclear enzyme that relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone; relaxes both positively and negatively supercoiled DNA; functions in replication, transcription, and recombination nuclear migration|chromatin assembly or disassembly|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|mitotic chromosome condensation|transcription elongation from RNA polymerase II promoter DNA topoisomerase type I activity replication fork protection complex|nucleolus|nucleus YIL115C NUP159 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0220139822900387 0.202319410769011 728 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 YBR028C YPK3 hom FT PROTEIN PHOSPHORYLATION 0.0220138983547549 0.202523110511981 729 An AGC kinase phosphorylated by cAMP-dependent protein kinase (PKA) in a TORC1-dependent manner biological_process protein kinase activity cytoplasm YDR005C MAF1 hom FT NUCLEUS 0.0220006104151518 0.202593738482516 730 Highly conserved negative regulator of RNA polymerase III; binds to the N-terminal domain of the Rpc160p subunit of Pol III to prevent closed-complex formation; localization and activity are regulated by phosphorylation, mediated by TORC1, protein kinase A, and Sch9p; localizes to cytoplasm during vegetative growth and translocates to the nucleus and nucleolus under stress conditions negative regulation of transcription from RNA polymerase III promoter RNA polymerase III core binding nucleolus|nucleus|cytoplasm YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0219852078541782 0.203112204641558 731 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 YMR264W CUE1 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0219661425528403 0.203302105036068 732 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 YOL125W TRM13 hom FT RNA PROCESSING|NUCLEUS 0.0219600155895978 0.203428211837197 733 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 YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0219417196465099 0.203805122619143 734 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 YBR162W-A YSY6 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0219073689335392 0.204514146090007 735 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 YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0218996804391953 0.204740603686691 736 Rab family GTPase; involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; YPT31 has a paralog, YPT32, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity mitochondrial outer membrane|endosome|Golgi apparatus YML109W ZDS2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|GENE SILENCING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0218743729036417 0.205196894938888 737 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 YCL011C GBP2 hom FT RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0218721683071676 0.20544535296928 738 Poly(A+) RNA-binding protein; involved in the export of mRNAs from the nucleus to the cytoplasm; similar to Npl3p; also binds single-stranded telomeric repeat sequence in vitro; GBP2 has a paralog, HRB1, that arose from the whole genome duplication poly(A)+ mRNA export from nucleus|telomere maintenance RNA binding|telomeric DNA binding nucleus|cytoplasmic stress granule YDR104C SPO71 hom FT CELL WALL ORG/BIOGENESIS 0.0218666797345218 0.20535631863572 739 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation, in particular for the proper size of the prospore membrane (PSM); interacts with SPO1; dispensable for both nuclear divisions during meiosis; contains two PH domains ascospore wall assembly molecular_function ascospore wall YGL032C AGA2 hom 0.0218650239885014 0.205593463918715 740 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 YBL044W_p YBL044W hom 0.0218446946148168 0.206150763907961 741 Putative protein of unknown function; YBL044W is not an essential protein biological_process molecular_function cellular_component YML104C MDM1 hom FT MITOCHONDRION ORGANIZATION|CYTOSKELETON 0.0217965563060698 0.207016821984783 742 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 YHR162W MPC2 hom 0.0217910047151515 0.207132545206131 743 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 mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|integral to mitochondrial inner membrane YHR130C_d YHR130C hom 0.0217804955638415 0.207148446193697 744 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR095C SYT1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|MITOCHONDRION|GOLGI APPARATUS 0.0217579040503877 0.207620088815475 745 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 YDR050C TPI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0217419685889121 0.208021049324141 746 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 YLR128W DCN1 hom 0.0217098514467758 0.208625870459605 747 Scaffold-type E3 ligase required for cullin neddylation and ubiquitin ligase activation; contains a ubiquitin-binding domain (UBA) for ubiquitin and Nedd8 (Rub1p) interaction and a PONY domain involved in cullin binding and neddylation protein neddylation|positive regulation of ubiquitin-protein ligase activity ubiquitin binding|NEDD8 ligase activity|small conjugating protein binding cellular_component YOR155C ISN1 hom FT NUCLEOTIDE METABOLISM 0.0216934950399821 0.208969027775982 748 Inosine 5'-monophosphate (IMP)-specific 5'-nucleotidase, catalyzes the breakdown of IMP to inosine, does not show similarity to known 5'-nucleotidases from other organisms nicotinamide riboside biosynthetic process|inosine salvage|nicotinic acid riboside biosynthetic process IMP 5'-nucleotidase activity cellular_component YNL034W_p YNL034W hom 0.0216693376935 0.20947659616081 749 Putative protein of unknown function; YNL034W is not an essential gene biological_process molecular_function cellular_component YER141W COX15 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0216387194353476 0.210121195897524 750 Protein required for the hydroxylation of heme O to form heme A, which is an essential prosthetic group for cytochrome c oxidase heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrion|integral to membrane|mitochondrial inner membrane YHL002W HSE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0215801766416401 0.211357677596281 751 Subunit of the endosomal Vps27p-Hse1p complex required for sorting of ubiquitinated membrane proteins into intralumenal vesicles prior to vacuolar degradation, as well as for recycling of Golgi proteins and formation of lumenal membranes late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding endosome|ESCRT-0 complex YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0215729711997069 0.211510226330248 752 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 YAR031W PRM9 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0215612621063038 0.211962769651016 753 Pheromone-regulated protein with 3 predicted transmembrane segments and an FF sequence, a motif involved in COPII binding; member of DUP240 gene family vesicle organization molecular_function integral to membrane|endoplasmic reticulum|plasma membrane YDL229W SSB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RESPONSE TO NUTRIENT LEVELS 0.0214861943826461 0.213353657946214 754 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 YBR200W-A_p YBR200W-A hom 0.0214646802827275 0.213812477507363 755 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YAL031C GIP4 hom FT CHROMOSOME SEGREGATION 0.0214633802511658 0.213840225355771 756 Cytoplasmic Glc7-interacting protein whose overexpression relocalizes Glc7p from the nucleus and prevents chromosome segregation; potential Cdc28p substrate chromosome segregation|regulation of phosphoprotein phosphatase activity protein phosphatase 1 binding|protein phosphatase type 1 regulator activity cytoplasm YHR142W CHS7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0214144899303146 0.21529634590496 757 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 YDR274C_d YDR274C hom 0.0214027994308835 0.215615547644304 758 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR170C NPL4 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.02140208024169 0.215151560892387 759 Substrate-recruiting cofactor of the Cdc48p-Npl4p-Ufd1p segregase; assists Cdc48p in the dislocation of misfolded, polyubiquitinated ERAD substrates that are subsequently delivered to the proteasome for degradation; also involved in the regulated destruction of resident ER membrane proteins, such as HMG-CoA reductase (Hmg1/2p) and cytoplasmic proteins (Fbp1p); role in mobilizing membrane bound transcription factors by regulated ubiquitin/proteasome-dependent processing (RUP) retrograde protein transport, ER to cytosol|proteasomal ubiquitin-dependent protein catabolic process|mitochondria-associated protein catabolic process|mitotic spindle disassembly|ER-associated protein catabolic process|ER-associated misfolded protein catabolic process|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function Doa10p ubiquitin ligase complex|integral to membrane|Cdc48p-Npl4p-Ufd1p AAA ATPase complex|Cdc48p-Npl4p-Vms1p AAA ATPase complex|nuclear outer membrane-endoplasmic reticulum membrane network YJL116C NCA3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0213786609166554 0.215654075294403 760 Protein involved in mitochondrion organization; functions with Nca2p to regulate mitochondrial expression of subunits 6 (Atp6p) and 8 (Atp8p) of the Fo-F1 ATP synthase; member of the SUN family; expression induced in cells treated with the mycotoxin patulin; NCA3 has a paralog, UTH1, that arose from the whole genome duplication mitochondrion organization molecular_function cellular_component YNL270C ALP1 hom FT PLASMA MEMBRANE 0.0213520513698113 0.216294563280437 761 Arginine transporter; expression is normally very low and it is unclear what conditions would induce significant expression; ALP1 has a paralog, CAN1, that arose from the whole genome duplication basic amino acid transport basic amino acid transmembrane transporter activity integral to membrane|plasma membrane YLR009W RLP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0213412284518241 0.216870496719046 762 Essential protein required for ribosomal large subunit biogenesis; associated with pre-60S ribosomal subunits; stimulates the ATPase activity of Afg2p, which is required for release of Rlp24p from the pre-60S particle; has similarity to Rpl24Ap and Rpl24Bp ribosomal large subunit biogenesis molecular_function nucleolus|preribosome, large subunit precursor YLR363W-A YLR363W-A hom FT NUCLEUS 0.0213310822552437 0.216677583688434 763 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; relocalizes from nucleus to nucleolus upon DNA replication stress biological_process molecular_function nucleus YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0213169273079252 0.216982757101283 764 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 YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.0212875389583218 0.217617341608048 765 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 YOR003W YSP3 hom FT PROTEOLYSIS 0.0212807601218422 0.217763906584555 766 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YLR227C ADY4 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0212786241728883 0.217878721607029 767 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 YGR133W PEX4 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0212691038536828 0.218016092162603 768 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 YIL074C SER33 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0212234998139499 0.219004760449117 769 3-phosphoglycerate dehydrogenase; catalyzes the first step in serine and glycine biosynthesis; SER33 has a paralog, SER3, that arose from the whole genome duplication serine family amino acid biosynthetic process phosphoglycerate dehydrogenase activity cytoplasm YMR195W ICY1 hom 0.0212063709295803 0.219376934575288 770 Protein of unknown function, required for viability in rich media of cells lacking mitochondrial DNA; mutants have an invasive growth defect with elongated morphology; induced by amino acid starvation biological_process molecular_function fungal-type vacuole membrane YMR236W TAF9 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0212043648476328 0.219489294437464 771 Subunit (17 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H3 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter 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 YCR073C SSK22 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0211868404091759 0.219801844639682 772 MAP kinase kinase kinase of the HOG1 mitogen-activated signaling pathway; functionally redundant with, and homologous to, Ssk2p; interacts with and is activated by Ssk1p; phosphorylates Pbs2p MAPK cascade involved in osmosensory signaling pathway|protein phosphorylation protein kinase activity|MAP kinase kinase kinase activity cellular_component YOR326W MYO2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0211855459820351 0.219898800554131 773 Type V myosin motor involved in actin-based transport of cargos; required for the polarized delivery of secretory vesicles, the vacuole, late Golgi elements, peroxisomes, and the mitotic spindle; MYO2 has a paralog, MYO4, that arose from the whole genome duplication vacuole inheritance|establishment of mitotic spindle orientation|peroxisome inheritance|budding cell apical bud growth|unidimensional cell growth|mitochondrion inheritance|membrane addition at site of cytokinesis|vesicle transport along actin filament|vesicle-mediated transport|Golgi inheritance microfilament motor activity|actin filament binding|calmodulin binding fungal-type vacuole membrane|incipient cellular bud site|filamentous actin|myosin V complex|actin filament bundle|cellular bud neck|cellular bud tip|vesicle|mating projection tip YCR030C SYP1 hom FT CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0211503507867858 0.220597301672053 774 Protein of unknown function that is involved in endocytic site formation; may regulate assembly and disassembly of the septin ring; colocalizes and interacts with septin subunits; potential role in actin cytoskeletal organization septin cytoskeleton organization|actin cortical patch assembly molecular_function mating projection base|mating projection tip|cellular bud neck|cellular bud tip YDR041W RSM10 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0211277119750858 0.221091853475101 775 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S10 ribosomal protein; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YML126C ERG13 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0211240112738864 0.221172771914657 776 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) synthase, catalyzes the formation of HMG-CoA from acetyl-CoA and acetoacetyl-CoA; involved in the second step in mevalonate biosynthesis ergosterol biosynthetic process hydroxymethylglutaryl-CoA synthase activity endoplasmic reticulum YJR109C CPA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0211166011282305 0.221334863746342 777 Large subunit of carbamoyl phosphate synthetase, which catalyzes a step in the synthesis of citrulline, an arginine precursor arginine biosynthetic process carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity carbamoyl-phosphate synthase complex YLR329W REC102 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0210924688790276 0.222346339388577 778 Protein involved in early stages of meiotic recombination; required for chromosome synapsis; forms a complex with Rec104p and Spo11p necessary during the initiation of recombination meiotic DNA double-strand break formation|reciprocal meiotic recombination molecular_function condensed nuclear chromosome|nucleus YPR186C PZF1 het FT NUCLEUS 0.0210512021086815 0.22276911281612 779 Transcription factor IIIA (TFIIIA); essential DNA binding protein required for transcription of 5S rRNA by RNA polymerase III; not involved in transcription of other RNAP III genes; nine conserved zinc fingers; may also bind 5S rRNA 5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|TFIIIC-class transcription factor binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIC recruiting transcription factor activity nucleus YPR068C HOS1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0210057775759317 0.223769211862789 780 Class I histone deacetylase (HDAC) family member that deacetylates Smc3p on lysine residues at anaphase onset; has sequence similarity to Hda1p, Rpd3p, Hos2p, and Hos3p; interacts with the Tup1p-Ssn6p corepressor complex peptidyl-lysine deacetylation|histone H4 deacetylation|positive regulation of transcription from RNA polymerase II promoter histone deacetylase activity|protein deacetylase activity histone deacetylase complex YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0209790207804877 0.224359808489641 781 TFIID subunit (67 kDa), involved in RNA polymerase II transcription initiation RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly nucleus|transcription factor TFIID complex YJR082C EAF6 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0209769787540621 0.224404927367195 782 Subunit of the NuA4 acetyltransferase complex that acetylates histone H4 and NuA3 acetyltransferase complex that acetylates histone H3 DNA repair|histone acetylation histone acetyltransferase activity nucleus|NuA4 histone acetyltransferase complex|NuA3 histone acetyltransferase complex YLR459W GAB1 het FT CELL CYCLE|LIPID METABOLISM|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0209590968448676 0.224800307744682 783 GPI transamidase subunit, involved in attachment of glycosylphosphatidylinositol (GPI) anchors to proteins; may have a role in recognition of the attachment signal or of the lipid portion of GPI attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YMR002W MIC17 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0209462062965582 0.225085634370916 784 Mitochondrial intermembrane space protein; required for normal oxygen consumption; contains twin cysteine-x9-cysteine motifs; protein abundance increases in response to DNA replication stress aerobic respiration molecular_function nucleus|cytoplasm|mitochondrial intermembrane space YGL090W LIF1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0209389723857406 0.225245867028518 785 Component of the DNA ligase IV complex that mediates nonhomologous end joining in DNA double-strand break repair; physically interacts with Dnl4p and Nej1p; homologous to mammalian XRCC4 protein double-strand break repair via nonhomologous end joining chromatin binding DNA ligase IV complex|nuclear chromatin|nucleus YPL090C RPS6A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0209248972858279 0.225557866790585 786 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 YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0208897471000164 0.226338380092344 787 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 YML087C AIM33 hom FT OXIDATION-REDUCTION PROCESS 0.0208851275110889 0.226441101549844 788 Putative protein of unknown function, highly conserved across species; homolog of human CYB5R4; null mutant displays reduced frequency of mitochondrial genome loss; AIM33 has a paralog, PGA3, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR163W CWC15 hom FT RNA PROCESSING|NUCLEUS 0.020880162113739 0.226551549490212 789 Non-essential protein involved in pre-mRNA splicing, component of a complex containing Cef1p; has similarity to S. pombe Cwf15p mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0208645477224586 0.226899118902837 790 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 YIL161W_p YIL161W hom 0.0208529985694956 0.227364417020781 791 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 YDR105C TMS1 hom 0.0208437839489681 0.227361899833643 792 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 YBR224W_d YBR224W hom 0.0208335841869313 0.227589477289075 793 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TDP1 Unknown Unknown Unknown YNR063W_p YNR063W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0208334627595007 0.22759218755934 794 Putative zinc-cluster protein of unknown function biological_process sequence-specific DNA binding cellular_component YPR001W CIT3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.020826121380104 0.227756090472331 795 Dual specificity mitochondrial citrate and methylcitrate synthase; catalyzes the condensation of acetyl-CoA and oxaloacetate to form citrate and that of propionyl-CoA and oxaloacetate to form 2-methylcitrate propionate catabolic process, 2-methylcitrate cycle|propionate metabolic process|tricarboxylic acid cycle 2-methylcitrate synthase activity|citrate (Si)-synthase activity mitochondrion YFR025C HIS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0208236574980992 0.227949831135167 796 Histidinolphosphatase, catalyzes the eighth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process histidinol-phosphatase activity intracellular YGR258C RAD2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0208019427104119 0.228296495448303 797 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 YDR264C AKR1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0207971750711646 0.229028531910809 798 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 YMR226C YMR226C hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0207882258120709 0.228603480305679 799 NADP(+)-dependent dehydrogenase; acts on serine, L-allo-threonine, and other 3-hydroxy acids; green fluorescent protein fusion protein localizes to the cytoplasm and nucleus; may interact with ribosomes, based on co-purification experiments metabolic process oxidoreductase activity|oxidoreductase activity, acting on the aldehyde or oxo group of donors, NAD or NADP as acceptor|carbonyl reductase (NADPH) activity integral to membrane|ribosome|nucleus|cytoplasm YKL103C APE1 hom 0.0207849572718231 0.228676673722397 800 Vacuolar aminopeptidase yscI; zinc metalloproteinase that belongs to the peptidase family M18; often used as a marker protein in studies of autophagy and cytosol to vacuole targeting (CVT) pathway; protein increases in abundance and relative distribution to cytoplasmic foci increases upon DNA replication stress vacuolar protein catabolic process metalloaminopeptidase activity fungal-type vacuole YDL035C GPR1 hom FT SIGNALING|PLASMA MEMBRANE 0.0207462931190603 0.229543757620246 801 Plasma membrane G protein coupled receptor (GPCR) that interacts with the heterotrimeric G protein alpha subunit, Gpa2p, and with Plc1p; sensor that integrates nutritional signals with the modulation of cell fate via PKA and cAMP synthesis replicative cell aging|G-protein coupled receptor signaling pathway|sucrose mediated signaling|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|invasive growth in response to glucose limitation|detection of glucose|detection of sucrose stimulus G-protein coupled receptor activity|glucose binding integral to membrane|plasma membrane YGR259C_d YGR259C hom 0.0207287831023469 0.230145739983659 802 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF TNA1/YGR260W Unknown Unknown Unknown YLR146C SPE4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0207257744140517 0.230004859431923 803 Spermine synthase, required for the biosynthesis of spermine and also involved in biosynthesis of pantothenic acid pantothenate biosynthetic process|spermine biosynthetic process spermine synthase activity cytoplasm YJR151W-A_p YJR151W-A hom 0.0207240480762323 0.230321807776283 804 Putative protein of unknown function; identified by fungal homology and RT-PCR; predicted to have a role in transcription based on computational guilt by association analysis biological_process molecular_function cellular_component YLR173W_p YLR173W hom 0.0206985942377813 0.230616672834309 805 Putative protein of unknown function biological_process molecular_function cellular_component YBR178W_d YBR178W hom 0.0206913950268695 0.230778917304941 806 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YBR177C Unknown Unknown Unknown YCR044C PER1 hom FF|FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0206845056240599 0.231073383112794 807 Protein of the endoplasmic reticulum, required for GPI-phospholipase A2 activity that remodels the GPI anchor as a prerequisite for association of GPI-anchored proteins with lipid rafts; functionally complemented by human ortholog PERLD1 GPI anchor biosynthetic process|cellular manganese ion homeostasis molecular_function fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum YDR444W_p YDR444W hom FT LIPID METABOLISM 0.0206178833082634 0.23244025087248 808 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YER076C_p YER076C hom FT MITOCHONDRION 0.0206017101980688 0.232806891942274 809 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 YLL016W SDC25 hom FT SIGNALING 0.0205810618892175 0.233275580572763 810 Non-essential Ras guanine nucleotide exchange factor (GEF); localized to the membrane; expressed in poor nutrient conditions and on nonfermentable carbon sources; contains a stop codon in S288C, full-length gene includes YLL017W; SDC25 has a paralog, CDC25, that arose from the whole genome duplication Ras protein signal transduction Ras guanyl-nucleotide exchange factor activity cellular_component YLR406C RPL31B hom FT TRANSLATION|RIBOSOME 0.0205779548451693 0.23355535409073 811 Ribosomal 60S subunit protein L31B; associates with karyopherin Sxm1p; loss of both Rpl31p and Rpl39p confers lethality; homologous to mammalian ribosomal protein L31, no bacterial homolog; RPL31B has a paralog, RPL31A, that arose from the whole genome duplication cytoplasmic translation|regulation of translational fidelity structural constituent of ribosome cytosolic large ribosomal subunit YDR367W KEI1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0205696244887792 0.233605198374726 812 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 YEL019C MMS21 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.020469307698163 0.235823854722807 813 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 YMR285C NGL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0204492181052846 0.236353912104561 814 Protein involved in 5.8S rRNA processing; Ccr4p-like RNase required for correct 3'-end formation of 5.8S rRNA at site E; similar to Ngl1p; NGL2 has a paralog, NGL3, that arose from the whole genome duplication rRNA processing endoribonuclease activity intracellular YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0204422299677212 0.236444246141927 815 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 YPR191W QCR2 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0204217366644389 0.236914544718864 816 Subunit 2 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; phosphorylated; transcription is regulated by Hap1p, Hap2p/Hap3p, and heme mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial crista|mitochondrial respiratory chain complex III YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0204129474171607 0.23718638520889 817 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 YLR217W_d YLR217W hom 0.0203842452261888 0.237986636992663 818 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CPR6 Unknown Unknown Unknown YPL185W_d YPL185W hom 0.0203760886734821 0.237964490012694 819 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene UIP4/YPL186C Unknown Unknown Unknown YMR185W RTP1 het 0.0203108935781658 0.239469724681048 820 Protein required for the nuclear import and biogenesis of RNA pol II; conflicting evidence on whether null mutant is viable with elongated buds, or inviable; interacts with Rpb2, Rpb3, Nup116p, Nup100p and components of the R2TP complex (Rvb1p, Rvb2p, Pih1p); similar to human TMCO7 gene biological_process molecular_function cellular_component YLR372W SUR4 hom FF|FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0203083721925599 0.239528073323153 821 Elongase, involved in fatty acid and sphingolipid biosynthesis; synthesizes very long chain 20-26-carbon fatty acids from C18-CoA primers; involved in regulation of sphingolipid biosynthesis post-Golgi vesicle-mediated transport|fatty acid elongation|fatty acid biosynthetic process|sphingolipid biosynthetic process fatty acid elongase activity integral to membrane|endoplasmic reticulum YDL027C_p YDL027C hom FT MITOCHONDRION 0.0202801449385463 0.240181978392486 822 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 YGR214W RPS0A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0202641908978708 0.240832802684499 823 Ribosomal 40S subunit protein S0A; required for maturation of 18S rRNA along with Rps0Bp; deletion of either RPS0 gene reduces growth rate, deletion of both genes is lethal; homologous to human ribosomal protein SA and bacterial S2; RPS0A has a paralog, RPS0B, that arose from the whole genome duplication; cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|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|90S preribosome YKL173W SNU114 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEOTIDE METABOLISM|NUCLEUS 0.0202331262257871 0.241273991320273 824 GTPase component of U5 snRNP involved in mRNA splicing via spliceosome; binds directly to U5 snRNA; proposed to be involved in conformational changes of the spliceosome; similarity to ribosomal translocation factor EF-2 assembly of spliceosomal tri-snRNP|spliceosome conformational change to release U4 (or U4atac) and U1 (or U11)|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step GTP binding|GTPase activity|U5 snRNA binding U4/U6 x U5 tri-snRNP complex|U5 snRNP YBR192W RIM2 het FF|FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.020201320214427 0.24201466649927 825 Mitochondrial pyrimidine nucleotide transporter; imports pyrimidine nucleoside triphosphates and exports pyrimidine nucleoside monophosphates; member of the mitochondrial carrier family pyrimidine nucleotide transport|mitochondrial genome maintenance|transmembrane transport pyrimidine nucleotide transmembrane transporter activity|transporter activity mitochondrion|integral to membrane YOR154W_p SLP1 hom 0.0201905319970932 0.242266257426837 826 Glycosylated integral ER membrane protein of unknown function; forms an ER-membrane associated protein complex with Emp65p; member of the SUN-like family of proteins; genetic interactions suggest a role in folding of ER membrane proteins; required for nuclear envelope localization of Mps3p protein folding in endoplasmic reticulum molecular_function cellular_component YGR161C_p RTS3 hom FT NUCLEUS 0.0201586668405006 0.243010455090196 827 Putative component of the protein phosphatase type 2A complex biological_process molecular_function nucleus|cytoplasm YPL248C GAL4 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0201129856080496 0.244080121083943 828 DNA-binding transcription factor required for the activation of the GAL genes in response to galactose; repressed by Gal80p and activated by Gal3p galactose metabolic process|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II transcription factor 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 transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus YCR020W-B HTL1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0200960507655163 0.245111518394951 829 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance regulation of cell cycle|nucleosome disassembly|response to DNA damage stimulus|chromatin remodeling|transcription elongation from RNA polymerase II promoter chromatin binding RSC complex YER093C TSC11 het FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0200395425325899 0.245806775243404 830 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 YBR090C_p YBR090C hom FT NUCLEUS 0.0200077749038525 0.247049985016279 831 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YMR308C PSE1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RNA LOCALIZATION|NUCLEUS 0.0199596703028372 0.247694276966992 832 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 YPR098C YPR098C hom FT MITOCHONDRION 0.0199469830132254 0.247995027679615 833 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YLR200W YKE2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0199135569981914 0.248788610110461 834 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 YMR172C-A_d YMR172C-A hom 0.019885732620048 0.249803796283338 835 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR074W AIM29 hom 0.019871393947426 0.250145476893594 836 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm; YKR074W is not an essential gene; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cytoplasm YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0198594485905984 0.250076981823578 837 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 YIR021W-A_p YIR021W-A hom 0.0198537164618748 0.250213741537624 838 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YBR255W MTC4 hom 0.0198232561570276 0.250941353071904 839 Protein of unknown function, required for normal growth rate at 15 degrees C; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; mtc4 is synthetically sick with cdc13-1 biological_process molecular_function cytoplasm YGL062W PYC1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0198066966425774 0.251691225430316 840 Pyruvate carboxylase isoform; cytoplasmic enzyme that converts pyruvate to oxaloacetate; differentially regulated than isoform Pyc2p; mutations in the human homolog are associated with lactic acidosis; PYC1 has a paralog, PYC2, that arose from the whole genome duplication NADPH regeneration|gluconeogenesis pyruvate carboxylase activity cytosol YGR120C COG2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.019796812488966 0.251574214239651 841 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|CVT pathway molecular_function Golgi transport complex|extrinsic to membrane 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 0.0197050041973662 0.253780044198891 842 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 YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0196226876746592 0.255769232148065 843 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family; transcription is regulated directly by Zap1p, expression induced by zinc deficiency and fatty acids; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|cellular lipid metabolic process metal ion binding integral to membrane|endoplasmic reticulum|membrane YGR070W ROM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0195758341629107 0.257261214103809 844 GDP/GTP exchange protein (GEP) for Rho1p; mutations are synthetically lethal with mutations in rom2, which also encodes a GEP small GTPase mediated signal transduction|activation of Rho GTPase activity Rho guanyl-nucleotide exchange factor activity intracellular YDR079C-A TFB5 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0195583687327556 0.257331024580154 845 Component of the RNA polymerase II general transcription and DNA repair factor TFIIH; involved in transcription initiation and in nucleotide-excision repair; homolog of Chlamydomonas reinhardtii REX1-S protein involved in DNA repair phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleus YOL071W EMI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0195555665395144 0.257399217469689 846 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 YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0195288421304704 0.258334294174344 847 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 YDR192C NUP42 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0194954370510891 0.258865521540618 848 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; interacts with Gle1p poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YGR076C MRPL25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0194870387797794 0.259070779410052 849 Mitochondrial ribosomal protein of the large subunit; mutation confers increased replicative lifespan mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR324W PEX30 hom FF|FT PEROXISOME ORGANIZATION 0.0194732176454874 0.25940882001216 850 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome number; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|peroxisome|integral to peroxisomal membrane YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0194714209301626 0.259879417370035 851 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10A has a paralog, RPS10B, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YFL009W CDC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0194340623459505 0.260439228640783 852 F-box protein required for G1/S and G2/M transition, associates with Skp1p and Cdc53p to form a complex, SCFCdc4, which acts as ubiquitin-protein ligase directing ubiquitination of the phosphorylated CDK inhibitor Sic1p meiosis|G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|ubiquitin binding nuclear SCF ubiquitin ligase complex|SCF ubiquitin ligase complex|nucleus|nuclear matrix YIL121W QDR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.019394842665202 0.261331508519597 853 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 YPL146C NOP53 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0193925575759278 0.261387713498499 854 Nucleolar protein; involved in biogenesis of the 60S subunit of the ribosome; interacts with rRNA processing factors Cbf5p and Nop2p; null mutant is viable but growth is severely impaired ribosomal large subunit export from nucleus|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA binding nucleolus|nucleus YBR176W ECM31 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0193818995561673 0.261649972791658 855 Ketopantoate hydroxymethyltransferase, required for pantothenic acid biosynthesis, converts 2-oxoisovalerate into 2-dehydropantoate pantothenate biosynthetic process 3-methyl-2-oxobutanoate hydroxymethyltransferase activity mitochondrion YER161C SPT2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.01936309148578 0.262113221716642 856 Protein involved in negative regulation of transcription; required for RNA polyadenylation; exhibits regulated interactions with both histones and SWI-SNF components, has similarity to mammalian HMG1 proteins negative regulation of transcription from RNA polymerase II promoter|chromatin organization|RNA polyadenylation|transcription elongation from RNA polymerase II promoter DNA binding|DNA secondary structure binding nucleus YOR068C VAM10 hom FT MEMBRANE ORGANIZATION 0.0193574849231084 0.262251422702631 857 Protein involved in vacuole morphogenesis; acts at an early step of homotypic vacuole fusion that is required for vacuole tethering vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane YER146W LSM5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0193459228742076 0.262536584431762 858 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex YHR136C SPL2 hom 0.0193453880800714 0.262549779556545 859 Protein with similarity to cyclin-dependent kinase inhibitors; downregulates low-affinity phosphate transport during phosphate limitation; overproduction suppresses a plc1 null mutation; GFP-fusion protein localizes to the cytoplasm response to temperature stimulus enzyme inhibitor activity cytoplasm YIR016W_p YIR016W hom 0.0193421605415635 0.262629423231873 860 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 YBR197C YBR197C hom FT NUCLEUS 0.0193047813110908 0.26355301890783 861 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 YNR075W COS10 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.019298243959763 0.263785989049032 862 Protein of unknown function, member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins endocytosis molecular_function nuclear envelope|integral to membrane|endoplasmic reticulum|cytoplasm YDL214C PRR2 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0192923089965505 0.264360704141358 863 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor; mutant has increased aneuploidy tolerance negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity nucleus YOL076W MDM20 hom FF|FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.019281484526509 0.264486152762963 864 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 YDR463W STP1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|PLASMA MEMBRANE 0.0192777420029482 0.264578905874116 865 Transcription factor; undergoes proteolytic processing by SPS (Ssy1p-Ptr3p-Ssy5p)-sensor component Ssy5p in response to extracellular amino acids; activates transcription of amino acid permease genes and may have a role in tRNA processing; STP1 has a paralog, STP2, that arose from the whole genome duplication positive regulation of transcription, DNA-dependent|tRNA splicing, via endonucleolytic cleavage and ligation|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 plasma membrane|nucleus|cytoplasm YNL207W RIO2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0192604210176181 0.264652011694608 866 Essential serine kinase involved in the processing of the 20S pre-rRNA into mature 18S rRNA; has similarity to Rio1p maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) nucleocytoplasmic transporter activity|protein kinase activity cytosol|nucleus|cytoplasm YBR218C PYC2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0192597245134082 0.264669292198496 867 Pyruvate carboxylase isoform; cytoplasmic enzyme that converts pyruvate to oxaloacetate; differentially regulated than isoform Pyc1p; mutations in the human homolog are associated with lactic acidosis; PYC2 has a paralog, PYC1, that arose from the whole genome duplication NADPH regeneration|gluconeogenesis pyruvate carboxylase activity cytosol YDR234W LYS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0192387564993345 0.265189879659872 868 Homoaconitase, catalyzes the conversion of homocitrate to homoisocitrate, which is a step in the lysine biosynthesis pathway lysine biosynthetic process via aminoadipic acid homoaconitate hydratase activity mitochondrion YDL077C VAM6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0192356577846334 0.265266873363512 869 Vacuolar protein that plays a critical role in the tethering steps of vacuolar membrane fusion by facilitating guanine nucleotide exchange on small guanosine triphosphatase Ypt7p regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vesicle-mediated transport|vacuole organization|vacuole fusion, non-autophagic Rab guanyl-nucleotide exchange factor activity|phosphatidylinositol binding fungal-type vacuole membrane|HOPS complex|fungal-type vacuole YHR049C-A_d YHR049C-A hom 0.0192355824593252 0.265268745161578 870 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR212C TUB4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0192274854666168 0.266040865491958 871 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 YLR365W_d YLR365W hom 0.0191996592496654 0.26623375513356 872 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 YNR068C_p YNR068C hom 0.0191893891419461 0.266418340317508 873 Putative protein of unknown function; exhibits homology to C-terminal end of Bul1p; expressed as a readthrough product of BSC5, the readthrough locus being termed BUL3; the BUL3 readthrough product is involved in ubiquitin-mediated sorting of plasma membrane proteins and interacts with WW domains of Rsp5p in vitro, but in a functionally different way than the non-readthrough form biological_process molecular_function cellular_component YJL072C PSF2 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.019181172694906 0.266694493191445 874 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|nuclear replication fork|nucleus|DNA replication preinitiation complex YPL033C SRL4 hom FT NUCLEOTIDE METABOLISM 0.0191665248460544 0.266988621175202 875 Protein of unknown function; involved in regulation of dNTP production; null mutant suppresses the lethality of lcd1 and rad53 mutations; expression is induced by Kar4p deoxyribonucleoside triphosphate metabolic process molecular_function cellular_component YBR060C ORC2 het FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0191464409880707 0.267990156919759 876 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; interacts with Spp1p and with trimethylated histone H3; phosphorylated by Cdc28p histone H3-K4 methylation|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere chromatin binding|DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YLR351C NIT3 hom FT MITOCHONDRION 0.0191376177670152 0.267710821436685 877 Nit protein, one of two proteins in S. cerevisiae with similarity to the Nit domain of NitFhit from fly and worm and to the mouse and human Nit protein which interacts with the Fhit tumor suppressor; nitrilase superfamily member biological_process hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds mitochondrion|cytoplasm YCL001W-B_p YCL001W-B hom 0.0191313041675116 0.267868735712488 878 Putative protein of unknown function; present in a region duplicated between chromosomes XIV and III; YCL001W-B has a paralog, DOM34, that arose from the whole genome duplication biological_process molecular_function cellular_component YLR112W_d YLR112W hom 0.0191204727863089 0.268139796706617 879 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0191096465276292 0.268768034815906 880 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 YER010C YER010C hom 0.0190755496554101 0.269266031970494 881 Protein of unknown function, forms a ring-shaped homotrimer; has similarity to members of the prokaryotic rraA family; possibly involved in a phosphotransfer reaction biological_process molecular_function cellular_component YOL014W_p YOL014W hom 0.0190753262906994 0.269628899416779 882 Putative protein of unknown function biological_process molecular_function cellular_component YIR038C GTT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0190682815357607 0.269519960666214 883 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 YHR202W_p YHR202W hom FT NUCLEOTIDE METABOLISM 0.0190634703798345 0.269569415540432 884 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 YNL146W_p YNL146W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0190621374193284 0.269602908586636 885 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YNL146W is not an essential gene biological_process molecular_function endoplasmic reticulum YCR095W-A_p YCR095W-A hom 0.0190577752199901 0.269712536694813 886 Putative protein of unknown function biological_process molecular_function cellular_component YBR168W PEX32 hom FT PEROXISOME ORGANIZATION 0.019035862818931 0.271194210771654 887 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YGL123W RPS2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0190346065284697 0.270366748116413 888 Protein component of the small (40S) subunit; essential for control of translational accuracy; phosphorylation by C-terminal domain kinase I (CTDK-I) enhances translational accuracy; methylated on one or more arginine residues by Hmt1p; homologous to mammalian ribosomal protein S2 and bacterial S5 positive regulation of translational fidelity|rRNA export from nucleus structural constituent of ribosome|SSU rRNA binding small-subunit processome|cytosolic small ribosomal subunit YKL098W MTC2 hom 0.0190154283962047 0.271135861820051 889 Protein of unknown function; mtc2 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0189987884496066 0.271197957573567 890 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 YML120C NDI1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0189950586576604 0.271292070159381 891 NADH:ubiquinone oxidoreductase; transfers electrons from NADH to ubiquinone in the respiratory chain but does not pump protons, in contrast to the higher eukaryotic multisubunit respiratory complex I; phosphorylated; involved in Mn and H2O2 induced apoptosis; upon apoptotic stress, Ndip is activated in the mitochondria by N-terminal cleavage, and the truncated protein translocates to the cytoplasm to induce apoptosis; homolog of human AMID mitochondrial electron transport, NADH to ubiquinone|NADH oxidation|chronological cell aging|positive regulation of apoptotic process NADH dehydrogenase (ubiquinone) activity mitochondrion|mitochondrial matrix YER180C-A SLO1 hom FT PROTEIN LOCALIZATION 0.018972450785469 0.271863005573449 892 Protein interacting with Arl3p, which is a GTPase of the Ras superfamily involved in vesicle-tethering at the Golgi; putative ortholog of human SCOCO intracellular protein transport small GTPase regulator activity cytoplasm YBL086C_p YBL086C hom 0.0189686419603814 0.271959273882205 893 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YKR105C_p VBA5 hom 0.018964572741928 0.272062149422286 894 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 YJR033C RAV1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM 0.0189616343147718 0.272136453529571 895 Subunit of the RAVE complex (Rav1p, Rav2p, Skp1p), which promotes assembly of the V-ATPase holoenzyme; required for transport between the early and late endosome/PVC and for localization of TGN membrane proteins; potential Cdc28p substrate early endosome to late endosome transport|vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex|cytoplasm|extrinsic to membrane YML108W YML108W hom FT NUCLEUS 0.0189564793311276 0.27226684131942 896 Protein of unknown function; structure defines a new subfamily of the split beta-alpha-beta sandwiches; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YML108W is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YDL063C SYO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0189498769145867 0.272720062054824 897 Transport adaptor or symportin; facilitates synchronized nuclear coimport of the two 5S-rRNA binding proteins Rpl5p and Rpl11p; required for biogenesis of the large ribosomal subunit; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus ribosomal large subunit biogenesis molecular_function nucleus|cytoplasm YDL218W_p YDL218W hom 0.0189352448993088 0.272804385861737 898 Putative protein of unknown function; YDL218W transcription is regulated by Azf1p and induced by starvation and aerobic conditions; expression also induced in cells treated with the mycotoxin patulin biological_process molecular_function integral to membrane|cytoplasm YDR185C UPS3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.018908597437702 0.273479986084044 899 Mitochondrial protein of unknown function; similar to Ups1p and Ups2p which are involved in regulation of mitochondrial cardiolipin and phosphatidylethanolamine levels; null is viable but interacts synthetically with ups1 and ups2 mutations mitochondrion morphogenesis molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial intermembrane space YLR075W RPL10 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0189008541177066 0.273676518752431 900 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 YNL305C BXI1 hom FT SIGNALING|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0188932253699304 0.273870237814349 901 Protein involved in apoptosis; variously described as containing a BCL-2 homology (BH3) domain or as a member of the BAX inhibitor family; reported to promote apoptosis under some conditions and to inhibit it in others; localizes to ER and vacuole; may link the unfolded protein response to apoptosis via regulation of calcium-mediated signaling; translocates to mitochondria under apoptosis-inducing conditions in a process involving Mir1p and Cor1p endoplasmic reticulum unfolded protein response|apoptotic process|calcium-mediated signaling molecular_function mitochondrion|integral to membrane|endoplasmic reticulum|fungal-type vacuole YDR399W HPT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0188825261839381 0.274142083198704 902 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 YGR023W MTL1 hom FT CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|PLASMA MEMBRANE 0.0188806643782266 0.27476251962933 903 Putative plasma membrane sensor, involved in cell integrity signaling and stress response during glucose starvation and oxidative stress; has structural and functional similarity to Mid2p cellular response to glucose starvation|fungal-type cell wall organization|cellular response to oxidative stress molecular_function integral to plasma membrane YLR456W_p YLR456W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0188793686036298 0.2747237445411 904 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 YOL025W LAG2 hom FT MITOCHONDRION 0.01887840003004 0.274246969917592 905 Protein that negatively regulates the SCF E3-ubiquitin ligase by interacting with and preventing neddyation of the cullin subunit, Cdc53p; longevity determinant that is preferentially expressed in young cells; similar to mammalian Cand1 replicative cell aging|negative regulation of ubiquitin-protein ligase activity molecular_function mitochondrion YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0188745083406014 0.274345921664877 906 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 YPL058C PDR12 hom FT KETONE METABOLISM|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0188615760314266 0.274674919136606 907 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 YML113W DAT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0188548310896352 0.274846617024189 908 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 YDR465C RMT2 hom FT NUCLEUS 0.0188395612435932 0.276096184851082 909 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 YDR282C_p YDR282C hom 0.0188131599947051 0.275909012145269 910 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 YGR080W TWF1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0188013619431452 0.276210308700642 911 Twinfilin, highly conserved actin monomer-sequestering protein involved in regulation of the cortical actin cytoskeleton, composed of two cofilin-like regions, localizes actin monomers to sites of rapid filament assembly bipolar cellular bud site selection|actin polymerization or depolymerization|sequestering of actin monomers actin monomer binding mating projection tip|actin cortical patch YDL199C_p YDL199C hom 0.0187748745774568 0.277102523910597 912 Putative transporter, member of the sugar porter family transport|transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YPR008W HAA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0187398561487364 0.277784664214636 913 Transcriptional activator involved in adaptation to weak acid stress; activates transcription of TPO2, YRO2, and other genes encoding membrane stress proteins; HAA1 has a paralog, CUP2, that arose from the whole genome duplication; relocalizes from cytoplasm to nucleus upon DNA replication stress response to acid|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YGR110W CLD1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0187146839859225 0.278574121848624 914 Mitochondrial cardiolipin-specific phospholipase; functions upstream of Taz1p to generate monolyso-cardiolipin; transcription increases upon genotoxic stress; involved in restricting Ty1 transposition; has homology to mammalian CGI-58 cardiolipin acyl-chain remodeling|cardiolipin metabolic process phospholipase A2 activity mitochondrion YJR038C_d YJR038C hom 0.018705230062758 0.278673665425825 915 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR420W HKR1 hom FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0187032254948267 0.278940305163086 916 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 YHR163W SOL3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0186946017211181 0.281035330112342 917 6-phosphogluconolactonase; catalyzes the second step of the pentose phosphate pathway; weak multicopy suppressor of los1-1 mutation; homologous to Sol2p and Sol1p; SOL3 has a paralog, SOL4, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch 6-phosphogluconolactonase activity nucleus|cytoplasm YGL248W PDE1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0186756925895316 0.279433547582245 918 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 YBL080C PET112 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.018666542521876 0.279669227964231 919 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; mutation is functionally complemented by the bacterial GatB ortholog glutaminyl-tRNAGln biosynthesis via transamidation|mitochondrial translation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YOR040W GLO4 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0186389998814863 0.280379464974949 920 Mitochondrial 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 mitochondrion|mitochondrial matrix YLR133W CKI1 hom FT LIPID METABOLISM 0.0186255808296038 0.280725942905111 921 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 YMR006C PLB2 hom FT LIPID METABOLISM 0.0186163845296888 0.280963557762806 922 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 YHL030W ECM29 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0185794582904324 0.281919035391494 923 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 YBR004C GPI18 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.018562292992994 0.282363941864739 924 Functional ortholog of human PIG-V, which is a mannosyltransferase that transfers the second mannose in glycosylphosphatidylinositol biosynthesis; the authentic, non-tagged protein was localized to mitochondria GPI anchor biosynthetic process mannosyltransferase activity|dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to endoplasmic reticulum membrane|mitochondrion|mannosyltransferase complex|integral to membrane|endoplasmic reticulum YBL018C POP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0185490387273261 0.283066928191802 925 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 YCL001W RER1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0185347905088642 0.283077768833985 926 Protein involved in retention of membrane proteins, including Sec12p, in the ER; localized to Golgi; functions as a retrieval receptor in returning membrane proteins to the ER protein retention in ER lumen|retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport molecular_function COPI-coated vesicle|integral to membrane|ER to Golgi transport vesicle YCR032W BPH1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0185273618824619 0.283270788290161 927 Protein homologous to Chediak-Higashi syndrome and Beige proteins; both of which are implicated in disease syndromes in human and mouse, respectively, due to defective lysosomal trafficking; mutant phenotype and genetic interactions suggest a role in protein sorting intracellular protein transport|fungal-type cell wall organization|response to pH molecular_function cytosol|mitochondrion|extrinsic to membrane YDL033C SLM3 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0185157846356361 0.284002914979538 928 tRNA-specific 2-thiouridylase, responsible for 2-thiolation of the wobble base of mitochondrial tRNAs; human ortholog is implicated in myoclonus epilepsy associated with ragged red fibers (MERRF) mitochondrial tRNA thio-modification tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase activity mitochondrion YLR280C_d YLR280C hom 0.0184976406217212 0.284043933050397 929 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL238C_d YPL238C het FF 0.0184930482249366 0.284379026251797 930 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; partially overlaps 5' end of the verified essential gene SUI3/YPL237W Unknown Unknown Unknown YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0184764564833492 0.284811402033327 931 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 YNL329C PEX6 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0184456150169722 0.28540071928194 932 AAA-peroxin that heterodimerizes with AAA-peroxin Pex1p and participates in the recycling of peroxisomal signal receptor Pex5p from the peroxisomal membrane to the cystosol protein import into peroxisome matrix, receptor recycling|replicative cell aging ATPase activity|protein heterodimerization activity cytosol|peroxisome YHR113W APE4 hom FT PROTEOLYSIS 0.0184422471467543 0.285488701332514 933 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 YOR172W YRM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0184380327963876 0.285598822596031 934 Zn2-Cys6 zinc-finger transcription factor that activates genes involved in multidrug resistance; paralog of Yrr1p, acting on an overlapping set of target genes regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|nucleic acid binding transcription factor activity nucleus|cytoplasm YCR067C SED4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0184125176700622 0.286553708307618 935 Integral endoplasmic reticulum membrane protein that stimulates Sar1p GTPase activity; involved in COPII vesicle budding through disassociation of coat proteins from membranes onto liposomes; binds Sec16p; similar to Sec12p positive regulation of GTPase activity|regulation of COPII vesicle coating Sar GTPase activator activity integral to endoplasmic reticulum membrane YNR045W PET494 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0184017394000392 0.286548359300789 936 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 YLR339C_d YLR339C het 0.0183917070519023 0.287242753783521 937 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPP0 Unknown Unknown Unknown YGL249W ZIP2 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0183882325866079 0.287117953554675 938 Meiosis-specific protein; involved in normal synaptonemal complex formation and pairing between homologous chromosomes during meiosis; relocalizes from mitochondrion to cytoplasm upon DNA replication stress synaptonemal complex assembly|synapsis|reciprocal meiotic recombination molecular_function synaptonemal complex YNL010W_p YNL010W hom FT NUCLEUS 0.0183799181312366 0.287120289402481 939 Putative protein of unknown function with similarity to phosphoserine phosphatases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; homozygous diploid mutant shows an increase in glycogen accumulation biological_process molecular_function nucleus|cytoplasm YHR151C MTC6 hom 0.0183764070858004 0.287212384922542 940 Protein of unknown function; mtc6 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YLR437C DIF1 hom FT NUCLEUS 0.0183585744606403 0.287680446365509 941 Protein that regulates the nuclear localization of ribonucleotide reductase Rnr2p and Rnr4p subunits; phosphorylated by Dun1p in response to DNA damage and degraded; N-terminal half has similarity to S. pombe Spd1 protein biological_process molecular_function cytoplasm YKL095W YJU2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0183323443694679 0.288369854369761 942 Essential protein required for pre-mRNA splicing; associates transiently with the spliceosomal NTC (nineteen complex) and acts after Prp2p to promote the first catalytic reaction of splicing generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity nucleus|U2-type catalytic step 1 spliceosome YMR290W-A_d YMR290W-A het FF 0.0183054274769382 0.289078470201785 943 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 YJL078C PRY3 hom 0.0183034183326136 0.289131410055176 944 Cell wall-associated protein involved in export of acetylated sterols; member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); role in mating efficiency; expression of full-length transcript is daughter cell-specific; in response to alpha factor, a short transcript starting at +452 is expressed and the long form is repressed by Ste12p biological_process molecular_function fungal-type cell wall YBL091C-A SCS22 hom FT LIPID METABOLISM 0.0182843684072561 0.289633689576326 945 Protein involved in regulation of phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; similar to D. melanogaster inturned protein; SCS22 has a paralog, SCS2, that arose from the whole genome duplication phospholipid biosynthetic process|chromatin silencing at telomere molecular_function cellular_component YBR153W RIB7 het FT OXIDATION-REDUCTION PROCESS 0.0182684702731548 0.290053316784872 946 Diaminohydroxyphoshoribosylaminopyrimidine deaminase; catalyzes the second step of the riboflavin biosynthesis pathway riboflavin biosynthetic process 5-amino-6-(5-phosphoribosylamino)uracil reductase activity cellular_component YER086W ILV1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0182103029833953 0.291592112458431 947 Threonine deaminase, catalyzes the first step in isoleucine biosynthesis; expression is under general amino acid control; ILV1 locus exhibits highly positioned nucleosomes whose organization is independent of known ILV1 regulation threonine catabolic process|isoleucine biosynthetic process L-threonine ammonia-lyase activity mitochondrion YHR178W STB5 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0181416923976771 0.295148091495526 948 Transcription factor, involved in regulating multidrug resistance and oxidative stress response; forms a heterodimer with Pdr1p; contains a Zn(II)2Cys6 zinc finger domain that interacts with a pleiotropic drug resistance element in vitro response to xenobiotic stimulus|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNL044W YIP3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0181385426096437 0.29385820511082 949 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 YIL118W RHO3 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0181260085913927 0.293831808549882 950 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins involved in the establishment of cell polarity; GTPase activity positively regulated by the GTPase activating protein (GAP) Rgd1p positive regulation of formin-nucleated actin cable assembly|establishment or maintenance of actin cytoskeleton polarity|positive regulation of exocytosis GTP binding|GTPase activity cytosol|plasma membrane|cellular bud YJL010C NOP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0181231069681859 0.293909109258055 951 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 YGR020C VMA7 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0181201762899407 0.29398719784401 952 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 YBR089C-A NHP6B hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0180944981557128 0.294671992277545 953 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 YBR206W_d YBR206W hom 0.0180934269384256 0.294700583114254 954 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene KTR3 Unknown Unknown Unknown YGR101W PCP1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0180827348976641 0.294986055989223 955 Mitochondrial serine protease required for the processing of various mitochondrial proteins and maintenance of mitochondrial DNA and morphology; belongs to the rhomboid-GlpG superfamily of intramembrane peptidases signal peptide processing|regulation of mitochondrion organization serine-type endopeptidase activity integral to membrane|mitochondrial inner membrane YDR361C BCP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0180787047858808 0.295309800948732 956 Essential protein involved in nuclear export of Mss4p, which is a lipid kinase that generates phosphatidylinositol 4,5-biphosphate and plays a role in actin cytoskeleton organization and vesicular transport protein export from nucleus|ribosomal large subunit export from nucleus molecular_function nucleus|cytoplasm YLR190W MMR1 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0180715189866516 0.295285714932082 957 Phosphorylated protein of the mitochondrial outer membrane, localizes only to mitochondria of the bud; interacts with Myo2p to mediate mitochondrial distribution to buds; mRNA is targeted to the bud via the transport system involving She2p mitochondrion inheritance molecular_function mitochondrial outer membrane|incipient cellular bud site|mitochondrion|cellular bud|cellular bud neck YBR144C_d YBR144C hom 0.0180245054232747 0.296544007645928 958 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR144C is not an essential gene Unknown Unknown Unknown YLR083C EMP70 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0179971842271004 0.297276889623231 959 Protein with a role in cellular adhesion, filamentous growth, and endosome-to-vacuole sorting; similar to Tmn2p and Tmn3p; member of Transmembrane Nine family of proteins with 9 transmembrane segments cellular copper ion homeostasis|vacuolar transport|pseudohyphal growth|endosomal transport|invasive growth in response to glucose limitation molecular_function endosome|fungal-type vacuole membrane|integral to membrane YAL053W FLC2 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0179941290010165 0.297358920219438 960 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 YGR148C RPL24B hom FT TRANSLATION|RIBOSOME 0.0179692424788311 0.298027668537318 961 Ribosomal 60S subunit protein L24B; not essential for translation but may be required for normal translation rate; homologous to mammalian ribosomal protein L24, no bacterial homolog; RPL24B has a paralog, RPL24A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOR377W ATF1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM 0.0179496936050538 0.298553687806945 962 Alcohol acetyltransferase; responsible for the major part of volatile acetate ester production during fermentation; main enzyme involved in terpenyl acetate synthesis; potential roles in lipid and sterol metabolism Unknown|fermentation alcohol O-acetyltransferase activity lipid particle YPR072W NOT5 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0179135490229922 0.299527893883727 963 Subunit of the CCR4-NOT complex, which is a global transcriptional regulator with roles in transcription initiation and elongation and in mRNA degradation deadenylation-independent decapping of nuclear-transcribed mRNA|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|transcription elongation from RNA polymerase II promoter|protein ubiquitination ubiquitin-protein ligase activity CCR4-NOT core complex|cytoplasm YDR209C_d YDR209C hom 0.0179053076914907 0.300038726902747 964 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized gene YDR210W. Unknown Unknown Unknown YDR058C TGL2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0178974270230392 0.299963113482241 965 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 YOR123C LEO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.017882637243016 0.300579032243633 966 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 YOR334W MRS2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0178742698233325 0.300588988158385 967 Mitochondrial inner membrane Mg(2+) channel, required for maintenance of intramitochondrial Mg(2+) concentrations at the correct level to support splicing of group II introns mitochondrial magnesium ion transport magnesium ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YAR030C_d YAR030C hom 0.0178741890153713 0.30059117369463 968 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 YJL065C DLS1 hom FT GENE SILENCING|NUCLEUS 0.0178528906372037 0.301456047995619 969 Subunit of ISW2/yCHRAC chromatin accessibility complex; ISW2/yCHRAC also includes Itc1p, Isw2p, and Dpb4p; involved in inheritance of telomeric silencing; DLS1 has a paralog, DPB3, that arose from the whole genome duplication chromatin silencing at telomere molecular_function chromatin accessibility complex|nucleus YKL218C SRY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0178470752725494 0.30175793647743 970 3-hydroxyaspartate dehydratase, deaminates L-threo-3-hydroxyaspartate to form oxaloacetate and ammonia; required in the presence of hydroxyaspartate; highly similar to mouse serine racemase (Srr) but has no serine racemase activity cellular modified amino acid catabolic process serine racemase activity|threo-3-hydroxyaspartate ammonia-lyase activity cellular_component YLR064W PER33 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0178241628628834 0.30223471449936 971 Protein that localizes to the endoplasmic reticulum; also associates with the nuclear pore complex; deletion extends chronological lifespan; highly conserved across species, orthologous to human TMEM33 and paralogous to Pom33p; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|endoplasmic reticulum|nuclear pore YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0178240676728806 0.301948797551832 972 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 YDR118W APC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0178191404384257 0.302082480141471 973 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to the nucleus increases upon DNA replication stress anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YKL157W APE2 hom FT PROTEOLYSIS|MITOCHONDRION 0.017784478185572 0.30302402679194 974 Aminopeptidase yscII; may have a role in obtaining leucine from dipeptide substrates; APE2 has a paralog, AAP1, that arose from the whole genome duplication peptide catabolic process metalloaminopeptidase activity mitochondrion|extracellular region|cell wall-bounded periplasmic space YNR058W BIO3 hom FT KETONE METABOLISM|COFACTOR METABOLISM 0.0177545466774275 0.303838637541567 975 7,8-diamino-pelargonic acid aminotransferase (DAPA), catalyzes the second step in the biotin biosynthesis pathway; BIO3 is in a cluster of 3 genes (BIO3, BIO4, and BIO5) that mediate biotin synthesis biotin biosynthetic process adenosylmethionine-8-amino-7-oxononanoate transaminase activity cytoplasm YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0177523966257508 0.303897208903072 976 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 YOR173W DCS2 hom 0.0177491725824541 0.303985051820102 977 Non-essential, stress induced regulatory protein; modulates m7G-oligoribonucleotide metabolism; inhibits Dcs1p; regulated by Msn2p, Msn4p, and the Ras-cAMP-cAPK signaling pathway; mutant has increased aneuploidy tolerance deadenylation-dependent decapping of nuclear-transcribed mRNA m7G(5')pppN diphosphatase activity cytoplasmic mRNA processing body|cytoplasm YAL055W PEX22 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0177071951076273 0.305130316936347 978 Putative peroxisomal membrane protein required for import of peroxisomal proteins, functionally complements a Pichia pastoris pex22 mutation protein import into peroxisome matrix, receptor recycling|protein targeting to peroxisome protein anchor integral to peroxisomal membrane YER027C GAL83 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.017705195641691 0.305184939367902 979 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 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 0.0176911063498549 0.305570021664971 980 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 YGL162W SUT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0176827468503207 0.305798651999864 981 Transcription factor of the Zn2Cys6 family involved in sterol uptake; involved in induction of hypoxic gene expression; relocalizes from nucleus to cytoplasm upon DNA replication stress positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding nucleus YPR002W PDH1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0176496493774016 0.306704972869497 982 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 YDR455C_d YDR455C hom FF 0.0176481635913113 0.306745700397543 983 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 YCL075W YCL075W hom FT NUCLEUS 0.0176468701169922 0.306781159299798 984 Pseudogene: encodes fragment of Ty Pol protein transposition, RNA-mediated ribonuclease activity|peptidase activity|RNA binding|RNA-directed DNA polymerase activity|DNA-directed DNA polymerase activity retrotransposon nucleocapsid YMR288W HSH155 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0176456812451922 0.307102409961132 985 U2-snRNP associated splicing factor that forms extensive associations with the branch site-3' splice site-3' exon region upon prespliceosome formation; similarity to the mammalian U2 snRNP-associated splicing factor SAP155 spliceosomal complex assembly|mRNA splicing, via spliceosome mRNA binding U2 snRNP|U2-type prespliceosome YPL249C GYP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0176285844453278 0.307571396251571 986 GTPase-activating protein (GAP) for yeast Rab family members; involved in ER to Golgi trafficking; exhibits GAP activity toward Ypt1p that is stimulated by Gyl1p, also acts on Sec4p; interacts with Gyl1p, Rvs161p and Rvs167p; involved in recruiting Rvs167p to the bud tip during polarized growth; relocalizes from bud neck to cytoplasm upon DNA replication stress vesicle-mediated transport|ER to Golgi vesicle-mediated transport Rab GTPase activator activity cytosol|incipient cellular bud site|plasma membrane|cellular bud neck|Golgi-associated vesicle|cellular bud tip YLR038C COX12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0175988807640683 0.308098642784551 987 Subunit VIb of cytochrome c oxidase; cytochrome c oxidase is also known as respiratory Complex IV and is the terminal member of the mitochondrial inner membrane electron transport chain; required for assembly of cytochrome c oxidase but not required for activity after assembly; phosphorylated; easily released from the intermembrane space, suggesting a loose association with Complex IV mitochondrial respiratory chain complex IV assembly cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YLL053C_p YLL053C hom 0.017596527801667 0.308163336301641 988 Putative protein; in the Sigma 1278B strain background YLL053C is contiguous with AQY2 which encodes an aquaporin biological_process molecular_function integral to membrane YOR259C RPT4 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0175925339963247 0.308345304690619 989 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 YDL030W PRP9 het FT RNA PROCESSING|NUCLEUS 0.0175867450895486 0.308648892277422 990 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 YEL022W GEA2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0175798655594812 0.30862171327534 991 Guanine nucleotide exchange factor for ADP ribosylation factors (ARFs); involved in vesicular transport between the Golgi and ER, Golgi organization, and actin cytoskeleton organization; GEA2 has a paralog, GEA1, that arose from the whole genome duplication retrograde vesicle-mediated transport, Golgi to ER|secretory granule organization|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|actin cytoskeleton organization ARF guanyl-nucleotide exchange factor activity integral to membrane|Golgi cis cisterna|extrinsic to membrane YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0175740847519816 0.308780848078664 992 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 YGL017W ATE1 hom FT PROTEOLYSIS 0.0175740541226346 0.308781691391614 993 Arginyl-tRNA-protein transferase, catalyzes post-translational conjugation of arginine to the amino termini of acceptor proteins which are then subject to degradation via the N-end rule pathway cellular protein modification process|protein arginylation arginyltransferase activity cytoplasm YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0175715779711756 0.309427632230462 994 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 YGR260W TNA1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.017560042670902 0.309167626075063 995 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 YDR109C_p YDR109C hom FT CARBOHYDRATE METABOLISM 0.0175306681999633 0.310338720156651 996 Putative kinase biological_process molecular_function cellular_component YOR358W HAP5 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0175288421453654 0.310028164964659 997 Subunit of the heme-activated, glucose-repressed Hap2/3/4/5 CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; required for assembly and DNA binding activity of the complex carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex YLR250W SSP120 hom 0.0175170952564212 0.310352564134452 998 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YIL034C CAP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0175113252287339 0.310511989786404 999 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 YKL033W TTI1 het FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0174806109776116 0.311433687129964 1000 Subunit of the ASTRA complex, involved in chromatin remodeling; telomere length regulator involved in the stability or biogenesis of PIKKs such as TORC1; similar to S. pombe Tti1p; detected in highly purified mitochondria in high-throughput studies biological_process molecular_function ASTRA complex|mitochondrion|cytoplasm YER006W NUG1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.017462419666312 0.31186541807799 1001 GTPase that associates with nuclear 60S pre-ribosomes, required for export of 60S ribosomal subunits from the nucleus ribosomal large subunit export from nucleus|rRNA processing RNA binding|GTPase activity nucleolus|nucleus|preribosome, large subunit precursor YGR271W SLH1 hom FT TRANSLATION|RIBOSOME 0.0174517111191955 0.31216228780457 1002 Putative RNA helicase related to Ski2p, involved in translation inhibition of non-poly(A) mRNAs; required for repressing propagation of dsRNA viruses cytoplasmic translation|regulation of translation RNA helicase activity polysomal ribosome|cytoplasm YGL102C_d YGL102C het 0.0174487350690269 0.312244824962845 1003 Dubious open reading frame unlikely to encode a functional protein; overlaps 3' end of essential RPL28 gene encoding a large subunit ribosomal protein Unknown Unknown Unknown YHR148W IMP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0174434387743213 0.312391746850262 1004 Component of the SSU processome, which is required for pre-18S rRNA processing, essential protein that interacts with Mpp10p and mediates interactions of Imp4p and Mpp10p with U3 snoRNA rRNA processing|ribosome biogenesis snoRNA binding small-subunit processome|Mpp10 complex|90S preribosome YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0174258210954229 0.312880797697016 1005 Guanine nucleotide exchange factor for Cdc42p; also known as a GEF or GDP-release factor; required for polarity establishment and maintenance, and mutants have morphological defects in bud formation and shmooing; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|small GTPase mediated signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|nucleus|cellular bud neck|mating projection tip|cellular bud tip|cytoplasm YDR008C_d YDR008C hom FF 0.0174060086714441 0.314443604606358 1006 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR022W ROG3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0174031158470396 0.313872840054741 1007 Protein that binds the ubiquitin ligase Rsp5p via its 2 PY motifs; mutation suppresses the temperature sensitivity of an mck1 rim11 double mutant; proposed to regulate the endocytosis of plasma membrane proteins; ROG3 has a paralog, ROD1, that arose from the whole genome duplication ubiquitin-dependent endocytosis ubiquitin protein ligase binding cellular_component YGL101W_p YGL101W hom FT NUCLEUS 0.0174000116203798 0.313598154833426 1008 Putative protein of unknown function; non-essential gene with similarity to YBR242W; interacts with the DNA helicase Hpr5p biological_process molecular_function nucleus|cytoplasm YGL190C CDC55 hom FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0173958198288349 0.313714764923325 1009 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 YBR086C IST2 hom FT PLASMA MEMBRANE 0.0173898938707517 0.313879665879863 1010 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localizes to the mother cell in small-budded cells and to the bud in medium- and large-budded cells; mRNA is transported to the bud tip by an actomyosin-driven process response to osmotic stress lipid binding integral to membrane|cellular bud membrane|plasma membrane YOR244W ESA1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0173898138625124 0.313881892649875 1011 Catalytic subunit of the histone acetyltransferase complex (NuA4); acetylates four conserved internal lysines of histone H4 N-terminal tail and can acetylate histone H2A; required for cell cycle progression and transcriptional silencing at the rDNA locus and regulation of autophagy DNA repair|histone acetylation|regulation of cell cycle|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|chromatin silencing at rDNA|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter H4 histone acetyltransferase activity|histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YGR118W RPS23A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0173831322739913 0.314067889667734 1012 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 YJL015C_d YJL015C het 0.0173709394075567 0.314624045880662 1013 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 YPL150W_p YPL150W hom FT PROTEIN PHOSPHORYLATION 0.0173671645622501 0.31451268023013 1014 Protein kinase of unknown cellular role; binds phosphatidylinositols and cardiolipin in a large-scale study protein phosphorylation protein kinase activity cellular_component YDR100W TVP15 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0173646354320877 0.314583168686216 1015 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p vesicle-mediated transport molecular_function COPI-coated vesicle|integral to membrane|integral to Golgi membrane YPL272C_p YPL272C hom 0.017341605395378 0.315586544991386 1016 Putative protein of unknown function; gene expression induced in response to ketoconazole; YPL272C is not an essential gene biological_process molecular_function cellular_component YGR146C ECL1 hom 0.0173381760862026 0.315321229759169 1017 Protein of unknown function; mitochondrial-dependent role in the extension of chronological lifespan; overexpression increases oxygen consumption and respiratory activity while deletion results in reduced oxygen consumption under conditions of caloric restriction; induced by iron homeostasis transcription factor Aft2p; multicopy suppressor of temperature sensitive hsf1 mutant; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function cellular_component YIL128W MET18 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0173350023683447 0.315626392185436 1018 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 Cia2p 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 MMS19 methionine metabolic process|nucleotide-excision repair|transcription from RNA polymerase II promoter molecular_function cytoplasm YLR109W AHP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.017332678438143 0.315691282711387 1019 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 YNR027W BUD17 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0173293885800824 0.315566601137075 1020 Putative pyridoxal kinase, a key enzyme in vitamin B6 metabolism; involved in bud-site selection; diploid mutants display a random rather than a bipolar budding pattern; similarity to yeast BUD16 and human pyridoxal kinase (PDXK) pyridoxal phosphate biosynthetic process|cellular bud site selection pyridoxal kinase activity nucleus|cytoplasm YNL175C NOP13 hom FT NUCLEUS 0.0173121314641429 0.316048832058961 1021 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 YLR030W_p YLR030W hom 0.0173077239175287 0.316172073532844 1022 Putative protein of unknown function biological_process molecular_function cellular_component YLR374C_d YLR374C hom 0.0173030290835642 0.316881308369996 1023 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 YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0173003066800141 0.316596101842032 1024 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 YLR360W VPS38 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0172864570232179 0.316767170181516 1025 Part of a Vps34p phosphatidylinositol 3-kinase complex that functions in carboxypeptidase Y (CPY) sorting; binds Vps30p and Vps34p to promote production of phosphatidylinositol 3-phosphate (PtdIns3P) which stimulates kinase activity; required for overflow degradation of misfolded proteins when ERAD is saturated ER-associated protein catabolic process|late endosome to vacuole transport molecular_function phosphatidylinositol 3-kinase complex II YGR176W_d YGR176W hom 0.0172641708260735 0.317535929281129 1026 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR038W IRC5 hom FT NUCLEUS 0.0172527317612344 0.317712385563068 1027 Putative ATPase containing the DEAD/H helicase-related sequence motif; null mutant displays increased levels of spontaneous Rad52p foci mitotic recombination molecular_function cellular_component YCR020C PET18 hom 0.017223595501921 0.318530471517863 1028 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 YKL008C LAC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0172144642401534 0.318787142022852 1029 Ceramide synthase component, involved in synthesis of ceramide from C26(acyl)-coenzyme A and dihydrosphingosine or phytosphingosine, functionally equivalent to Lag1p replicative cell aging|ceramide biosynthetic process sphingosine N-acyltransferase activity integral to membrane|endoplasmic reticulum YPL120W VPS30 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0172043144353685 0.319144765982511 1030 Subunit of phosphatidylinositol (PtdIns) 3-kinase complexes I and II; Complex I is essential in autophagy and Complex II is required for vacuolar protein sorting; required for overflow degradation of misfolded proteins when ERAD is saturated; ortholog of the higher eukaryotic gene Beclin 1 phosphatidylinositol biosynthetic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|retrograde transport, endosome to Golgi|macroautophagy|CVT pathway|late endosome to vacuole transport 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|extrinsic to membrane|cytoplasm YDR241W_d BUD26 hom 0.0171892581802968 0.319496361100584 1031 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 1% of ORF overlaps the verified gene SNU56; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YNL249C MPA43 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0171851941304938 0.319610807176665 1032 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 YML034C-A_d YML034C-A hom 0.0171830346410251 0.319671630598557 1033 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR307W GAS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GENE SILENCING|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.0171813166901487 0.319720023204655 1034 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 YNL172W APC1 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|CYTOSKELETON|UBIQUITIN LIGASE COMPLEX 0.0171742430685812 0.319919329061723 1035 Largest subunit of the Anaphase-Promoting Complex/Cyclosome; 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; localizes to nuclear foci that become diffuse upon DNA replication stress 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 YDR295C HDA2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0171286168911798 0.321206840019797 1036 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 YNL295W_p YNL295W hom 0.0170785160084918 0.323564212921849 1037 Putative protein of unknown function biological_process molecular_function cellular_component YDR229W IVY1 hom FT MEMBRANE ORGANIZATION 0.0170688612521474 0.322898175298883 1038 Phospholipid-binding protein that interacts with both Ypt7p and Vps33p, may partially counteract the action of Vps33p and vice versa, localizes to the rim of the vacuole as cells approach stationary phase vacuole fusion, non-autophagic phospholipid binding fungal-type vacuole membrane YPR192W AQY1 hom FT PLASMA MEMBRANE 0.0170644664097024 0.323094951861201 1039 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 YOR285W RDL1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0170626412244289 0.323074561133168 1040 Protein of unknown function containing a rhodanese-like domain; localized to the mitochondrial outer membrane; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|endoplasmic reticulum YPR082C DIB1 het FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0170598517573249 0.323153684463666 1041 17-kDa component of the U4/U6aU5 tri-snRNP, plays an essential role in pre-mRNA splicing, orthologue of hDIM1, the human U5-specific 15-kDa protein mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex|U5 snRNP YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.017056807807006 0.323240040625678 1042 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 YLR151C PCD1 hom FT NUCLEOTIDE METABOLISM 0.0170529140783288 0.323350526718428 1043 Peroxisomal pyrophosphatase with specificity for coenzyme A and CoA derivatives, may function to remove potentially toxic oxidized CoA disulfide from peroxisomes to maintain the capacity for beta-oxidation of fatty acids; nudix hydrolase family member biological_process pyrophosphatase activity peroxisome YGL047W ALG13 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0170506253633739 0.323415481391365 1044 Catalytic component of UDP-GlcNAc transferase; required for the second step of dolichyl-linked oligosaccharide synthesis; anchored to the ER membrane via interaction with Alg14p; similar to bacterial and human glycosyltransferases; protein abundance increases in response to DNA replication stress dolichol-linked oligosaccharide biosynthetic process N-acetylglucosaminyldiphosphodolichol N-acetylglucosaminyltransferase activity cytosol|UDP-N-acetylglucosamine transferase complex|extrinsic to endoplasmic reticulum membrane|endoplasmic reticulum|nucleus|cytoplasm YBR252W DUT1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0170505088691687 0.323635313256737 1045 deoxyuridine triphosphate diphosphatase (dUTPase); catalyzes hydrolysis of dUTP to dUMP and PPi, thereby preventing incorporation of uracil into DNA during replication; critical for the maintenance of genetic stability; also has diphosphatase activity on deoxyinosine triphosphate pyrimidine deoxyribonucleoside triphosphate catabolic process|dUTP catabolic process|dITP catabolic process dITP diphosphatase activity|dUTP diphosphatase activity nucleus|cytoplasm YMR204C INP1 hom FT PEROXISOME ORGANIZATION 0.0170484194187902 0.323550248732603 1046 Peripheral membrane protein of peroxisomes involved in peroxisomal inheritance; recruitment to peroxisomes is mediated by interaction with Pex3p at the peroxisomal membrane peroxisome inheritance molecular_function peroxisome|extrinsic to intraperoxisomal membrane YPL227C ALG5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0170425913658359 0.323643556834008 1047 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 YML020W_p YML020W hom 0.0170401138099111 0.32371391276951 1048 Putative protein of unknown function biological_process molecular_function cellular_component YDL136W RPL35B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.017039475959972 0.323948549447805 1049 Ribosomal 60S subunit protein L35B; homologous to mammalian ribosomal protein L35 and bacterial L29; RPL35B has a paralog, RPL35A, that arose from the whole genome duplication cytoplasmic translation|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic large ribosomal subunit|preribosome, large subunit precursor YIL001W_p YIL001W hom 0.0170311803826016 0.323967680819777 1050 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 YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0170242490814885 0.324525631584785 1051 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 YMR053C STB2 hom FT NUCLEUS|CHROMOSOME 0.0169827355656707 0.325562587356419 1052 Protein that interacts with Sin3p in a two-hybrid assay and is part of a large protein complex with Sin3p and Stb1p biological_process molecular_function Sin3-type complex YLR336C SGD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.01696733315767 0.325785131442452 1053 Essential nuclear protein, required for biogenesis of the small ribosomal subunit; has a possible role in the osmoregulatory glycerol response; putative homolog of human NOM1 which is implicated in acute myeloid leukemia ribosomal small subunit biogenesis|hyperosmotic response molecular_function nucleolus|nucleus|FAl1-SGD1 complex YMR055C BUB2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON 0.0169651869908773 0.325846338299256 1054 Mitotic exit network regulator, forms GTPase-activating Bfa1p-Bub2p complex that binds Tem1p and spindle pole bodies, blocks cell cycle progression before anaphase in response to spindle and kinetochore damage regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint GTPase activator activity spindle pole body YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0169648268638806 0.325856609547949 1055 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 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 0.0169597340469953 0.326001885247717 1056 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 YBR225W_p YBR225W hom 0.0169519440018274 0.326224182433088 1057 Putative protein of unknown function; non-essential gene identified in a screen for mutants affected in mannosylphophorylation of cell wall components biological_process molecular_function cellular_component YKL059C MPE1 het FT RNA PROCESSING|NUCLEUS 0.0169380539616449 0.326620793704127 1058 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 YBL064C PRX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0169244716977644 0.327369813676551 1059 Mitochondrial peroxiredoxin with thioredoxin peroxidase activity; has a role in reduction of hydroperoxides; reactivation requires Trr2p and glutathione; induced during respiratory growth and oxidative stress; phosphorylated; protein abundance increases in response to DNA replication stress response to cadmium ion|cellular response to oxidative stress|cell redox homeostasis thioredoxin peroxidase activity mitochondrion YGR024C THG1 het FT RNA PROCESSING|NUCLEUS 0.0169198568369151 0.327140861554051 1060 tRNAHis guanylyltransferase, adds a guanosine residue to the 5' end of tRNAHis after transcription and RNase P cleavage; couples nuclear division and migration to cell budding and cytokinesis; essential enzyme conserved among eukaryotes tRNA modification tRNA guanylyltransferase activity nucleus|cytoplasm YNL251C NRD1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0169091790269993 0.32744627993739 1061 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; interacts with the C-terminal domain of the RNA polymerase II large subunit (Rpo21p), preferentially at phosphorylated Ser5, to direct transcription termination of non-polyadenylated transcripts; H3K4 trimethylation of transcribed regions by Set1p enhances recruitment of Nrd1p to those sites mRNA 3'-end processing|nuclear mRNA surveillance|termination of RNA polymerase II transcription, exosome-dependent|antisense RNA transcript catabolic process|tRNA 3'-end processing|snRNA 3'-end processing|snoRNA 3'-end processing|CUT catabolic process RNA binding|transcription regulatory region RNA binding|protein domain specific binding Nrd1 complex|nucleus YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.0168992897507219 0.327729308789381 1062 Ribosomal 60S subunit protein L18B; homologous to mammalian ribosomal protein L18, no bacterial homolog; RPL18B has a paralog, RPL18A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YML028W TSA1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|TRANSLATION|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0168991279951945 0.327733939514662 1063 Thioredoxin peroxidase; acts as both a ribosome-associated and free cytoplasmic antioxidant; self-associates to form a high-molecular weight chaperone complex under oxidative stress; deletion results in mutator phenotype; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress protein folding|cellular response to oxidative stress|replicative cell aging|DNA protection|DNA damage checkpoint|cell redox homeostasis|response to hydroperoxide unfolded protein binding|ribosome binding|peroxiredoxin activity|thioredoxin peroxidase activity cytosol|polysome|cytoplasm YLR163C MAS1 het FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0168928188599266 0.328492228591427 1064 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 YJR152W DAL5 hom FT PLASMA MEMBRANE 0.0168876943020217 0.328350016729014 1065 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 YER056C FCY2 hom FT PLASMA MEMBRANE 0.0168862324175657 0.32810324972439 1066 Purine-cytosine permease; mediates purine (adenine, guanine, and hypoxanthine) and cytosine accumulation; relative distribution to the vacuole increases upon DNA replication stress cytosine transport|cytidine transport|purine nucleobase transport|transmembrane transport nucleobase transmembrane transporter activity|cytidine transmembrane transporter activity integral to membrane|plasma membrane YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.016876089727134 0.328538187706813 1067 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 YHR181W SVP26 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0168735304706264 0.328467278337186 1068 Integral membrane protein of the early Golgi apparatus and endoplasmic reticulum, involved in COP II vesicle transport; may also function to promote retention of proteins in the early Golgi compartment protein retention in Golgi apparatus|fungal-type cell wall organization|protein glycosylation|ER to Golgi vesicle-mediated transport COPII adaptor activity integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum|integral to Golgi membrane|ER to Golgi transport vesicle YNR017W TIM23 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0168706824367863 0.328621063713737 1069 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); involved in protein import into mitochondrial matrix and inner membrane; with Tim17p, contributes to architecture and function of the import channel protein import into mitochondrial matrix mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane presequence translocase complex YGR152C RSR1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0168450099693138 0.329285608753211 1070 GTP-binding protein of the ras superfamily required for bud site selection, morphological changes in response to mating pheromone, and efficient cell fusion; localized to the plasma membrane; significantly similar to mammalian Rap GTPases bipolar cellular bud site selection|small GTPase mediated signal transduction|axial cellular bud site selection|cellular bud site selection GTPase activity|signal transducer activity plasma membrane|cellular bud neck YMR023C MSS1 hom FT RNA PROCESSING|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0168385157109156 0.329472131021121 1071 Mitochondrial protein, forms a heterodimer complex with Mto1p that performs the 5-carboxymethylaminomethyl modification of the wobble uridine base in mitochondrial tRNAs; similar to human GTPBP3 mitochondrial tRNA wobble uridine modification|Unknown GTP binding mitochondrion|mitochondrial inner membrane YJL172W CPS1 hom FT PROTEOLYSIS 0.0168097519108751 0.330587663561665 1072 Vacuolar carboxypeptidase yscS; expression is induced under low-nitrogen conditions nitrogen compound metabolic process|proteolysis involved in cellular protein catabolic process carboxypeptidase activity fungal-type vacuole lumen YJL120W_d YJL120W hom FF 0.0167830285977194 0.331068570918818 1073 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 YGR289C MAL11 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0167749011784252 0.331591376315469 1074 Inducible high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL1 complex locus; broad substrate specificity that includes maltotriose; required for isomaltose utilization trehalose transport|maltose transport|disaccharide catabolic process trehalose transmembrane transporter activity|alpha-glucoside:hydrogen symporter activity|maltose:hydrogen symporter activity integral to membrane|plasma membrane YML005W TRM12 hom FT RNA PROCESSING 0.0167695107402597 0.331458254442229 1075 S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; required for wybutosine formation in phenylalanine-accepting tRNA wybutosine biosynthetic process|tRNA methylation S-adenosylmethionine-dependent methyltransferase activity|transferase activity, transferring alkyl or aryl (other than methyl) groups cytoplasm YDL001W RMD1 hom FT CELL CYCLE 0.0167690822418682 0.33147061174506 1076 Cytoplasmic protein required for sporulation biological_process molecular_function cytoplasm YEL047C FRD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0167535275105094 0.331919390311974 1077 Soluble fumarate reductase; required with isoenzyme Osm1p for anaerobic growth; may interact with ribosomes, based on co-purification experiments; authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; similar to Arxula adeninovorans fumarate reductase; protein abundance increases in response to DNA replication stress; FRD1 has a paralog, OSM1, that arose from the whole genome duplication cellular response to anoxia fumarate reductase (NADH) activity cytosol|mitochondrion|ribosome|plasma membrane YJL064W_d YJL064W hom 0.0167242422556882 0.332765380723604 1078 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene YJL065C/DLS1 Unknown Unknown Unknown YDR363W-A SEM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0166893077058211 0.333776386173772 1079 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 YEL054C RPL12A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.016682124040768 0.333984526591678 1080 Ribosomal 60S subunit protein L12A; rpl12a rpl12b double mutant exhibits slow growth and slow translation; homologous to mammalian ribosomal protein L12 and bacterial L11; RPL12A has a paralog, RPL12B, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YOR288C MPD1 hom FT ENDOPLASMIC RETICULUM 0.0166720772794349 0.334275763024684 1081 Member of the protein disulfide isomerase (PDI) family; interacts with and inhibits the chaperone activity of Cne1p; MPD1 overexpression in a pdi1 null mutant suppresses defects in Pdi1p functions such as carboxypeptidase Y maturation protein folding protein disulfide oxidoreductase activity|protein disulfide isomerase activity fungal-type vacuole YDL078C MDH3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0166568637696442 0.334717085084233 1082 Peroxisomal malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the glyoxylate cycle glyoxylate cycle|fatty acid beta-oxidation|malate metabolic process|NADH regeneration L-malate dehydrogenase activity|mRNA binding peroxisomal matrix|peroxisome YFR006W_p YFR006W hom 0.0166528253714955 0.334834296218881 1083 Putative X-Pro aminopeptidase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YFR006W is not an essential gene biological_process molecular_function cytoplasm YDL237W AIM6 hom 0.0166492930545357 0.334936840440994 1084 Putative protein of unknown function, required for respiratory growth; YDL237W is not an essential gene biological_process molecular_function cellular_component YFL037W TUB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0166195784211841 0.335872328033984 1085 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 YPL095C EEB1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0166096793484259 0.336088223220313 1086 Acyl-coenzymeA:ethanol O-acyltransferase; responsible for the major part of medium-chain fatty acid ethyl ester biosynthesis during fermentation; possesses short-chain esterase activity; may be involved in lipid metabolism and detoxification; EEB1 has a paralog, EHT1, that arose from the whole genome duplication medium-chain fatty acid catabolic process|medium-chain fatty acid biosynthetic process short-chain carboxylesterase activity|alcohol O-octanoyltransferase activity cellular_component YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0166085856760439 0.336120047169514 1087 Seipin protein involved in lipid droplet morphology, number, and size; proposed to be involved in lipid metabolism; related to the human BSCL2 which is associated with lipodystrophy lipid particle organization molecular_function integral to membrane|endoplasmic reticulum|cortical endoplasmic reticulum YMR183C SSO2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0165734226477306 0.337144262555672 1088 Plasma membrane t-SNARE involved in fusion of secretory vesicles at the plasma membrane; syntaxin homolog that is functionally redundant with Sso1p Golgi to plasma membrane transport|ascospore-type prospore assembly|vesicle fusion phosphatidic acid binding|SNAP receptor activity endoplasmic reticulum|plasma membrane|prospore membrane|cytoplasm YDL212W SHR3 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0165165865960113 0.338803997283984 1089 Endoplasmic reticulum packaging chaperone, required for incorporation of amino acid permeases into COPII coated vesicles for transport to the cell surface protein folding|ER to Golgi vesicle-mediated transport unfolded protein binding integral to endoplasmic reticulum membrane|integral to membrane|mating projection tip YML115C VAN1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0165148542275166 0.33885466834126 1090 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 YPL173W MRPL40 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0164592703086899 0.340483054671793 1091 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR437W GPI19 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0164590626392 0.340489147937882 1092 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 YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0164575290518382 0.34053414734942 1093 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 YDR490C PKH1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION 0.016454706330203 0.34090511725005 1094 Serine/threonine protein kinase involved in sphingolipid-mediated signaling pathway that controls endocytosis; activates Ypk1p and Ykr2p, components of signaling cascade required for maintenance of cell wall integrity; redundant with Pkh2p regulation of nuclear-transcribed mRNA poly(A) tail shortening|endocytosis|protein phosphorylation|MAPK cascade involved in cell wall biogenesis|cytoplasmic mRNA processing body assembly protein kinase activity cytosol|cell cortex|eisosome YDR357C_p CNL1 hom 0.0164500975505027 0.3408242616139 1095 Protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; null mutant is sensitive to drug inducing secretion of vacuolar cargo; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function BLOC-1 complex|cytoplasm YHR076W PTC7 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0164214699088686 0.341593313073697 1096 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 YNL183C NPR1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0164000561247778 0.342223296673813 1097 Protein kinase that stabilizes several plasma membrane amino acid transporters by antagonizing their ubiquitin-mediated degradation; phosphorylates Aly2p; negatively regulates Ldb19p-mediated endocytosis through phosphorylation of Ldb19p, which prevents its association with the plasma membrane; Npr1p activity is negatively regulated via phosphorylation by the TOR complex regulation of transmembrane transporter activity|regulation of nitrogen utilization|protein phosphorylation|negative regulation of endocytosis protein serine/threonine kinase activity Golgi apparatus|plasma membrane|cytoplasm YJL124C LSM1 hom FF|FT RNA PROCESSING|NUCLEUS 0.0163852307695111 0.343308383730801 1098 Lsm (Like Sm) protein; forms heteroheptameric complex (with Lsm2p, Lsm3p, Lsm4p, Lsm5p, Lsm6p, and Lsm7p) involved in degradation of cytoplasmic mRNAs; unlike most Sm-like proteins, Lsm1p requires both its SM-domain and C-terminal domain for RNA-binding; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay RNA binding|RNA cap binding mRNA cap binding complex|cytoplasmic mRNA processing body|cytoplasm YMR173W-A_d YMR173W-A hom 0.0163738186996157 0.343284197857799 1099 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene DDR48/YML173W Unknown Unknown Unknown YPL099C AIM43 hom FT MITOCHONDRION 0.016370187315465 0.343175229781533 1100 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 YLR285W NNT1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING 0.016361104046087 0.343947425308171 1101 S-adenosylmethionine-dependent methyltransferase; has a role in rDNA silencing and in lifespan determination chromatin silencing at rDNA|nicotinamide metabolic process S-adenosylmethionine-dependent methyltransferase activity|nicotinamide N-methyltransferase activity cytoplasm YJL197W UBP12 hom FT PROTEOLYSIS|NUCLEUS 0.0163592192968933 0.343426754557833 1102 Ubiquitin-specific protease; cleaves ubiquitin from ubiquitinated proteins; present in the nucleus and cytoplasm biological_process ubiquitin-specific protease activity nucleus|cytoplasm YOL061W PRS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0163435556904784 0.343889075839919 1103 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; forms cytoplasmic foci upon DNA replication stress fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process ribose phosphate diphosphokinase activity cytoplasm YNL297C MON2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0163218939530468 0.344601034699791 1104 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 YCL043C PDI1 het FT ENDOPLASMIC RETICULUM 0.0163170667475907 0.344671817141327 1105 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 YMR071C TVP18 hom FF|FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0163056001412411 0.345226876532826 1106 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; may interact with ribosomes, based on co-purification experiments vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|clathrin-coated vesicle YHR059W FYV4 hom FT MITOCHONDRION 0.0162624415343179 0.346289561793408 1107 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function mitochondrion YLR285C-A_p YLR285C-A hom 0.016261026908743 0.346403435778732 1108 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YER143W DDI1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|PLASMA MEMBRANE 0.0162303746278965 0.347241482365358 1109 DNA damage-inducible v-SNARE binding protein with a role in suppression of protein secretion; may play a role in S-phase checkpoint control; has ubiquitin-associated (UBA), ubiquitin-like (UBL), and retroviral-like proteinase (RVP) domains vesicle-mediated transport|protein secretion|ubiquitin-dependent protein catabolic process ubiquitin binding|SNARE binding|aspartic-type endopeptidase activity plasma membrane YDR066C RTR2 hom FT NUCLEUS 0.0162190853023287 0.347936677631023 1110 Protein of unknown function; exhibits genetic interactions with Rtr1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YDR066C is not an essential gene; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress; RTR2 has a paralog, RTR1, that arose from the whole genome duplication biological_process molecular_function cytoplasm YOL030W GAS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0162170510299873 0.347637488304054 1111 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 YBL071C-B_p YBL071C-B hom 0.0162094803921449 0.347934520526991 1112 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YOL013C HRD1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0162007612252286 0.348122046220219 1113 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 YJL139C YUR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0161927785712104 0.3483596555333 1114 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 YER055C HIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0161883775828299 0.348490698096361 1115 ATP phosphoribosyltransferase, a hexameric enzyme, catalyzes the first step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process ATP phosphoribosyltransferase activity cellular_component YGL241W KAP114 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0161750806179798 0.34888681487651 1116 Karyopherin, responsible for nuclear import of specific proteins; cargoes include Spt15p, Sua7p, histones H2A and H2B, and Nap1p; amino terminus shows similarity to those of other importins, particularly Cse1p; localization is primarily nuclear; function is regulated by sumoylation; protein abundance increases in response to DNA replication stress protein import into nucleus|transcription factor import into nucleus protein transporter activity integral to membrane|nucleus|cytoplasm YLR299W ECM38 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0161693134175634 0.349202463123499 1117 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 YBR293W VBA2 hom 0.0161532077754853 0.34953902880197 1118 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 YDL075W RPL31A hom FT TRANSLATION|RIBOSOME 0.0161519459125034 0.349576679168691 1119 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 YCL033C MXR2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0161469521243245 0.35022911022877 1120 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 YDL187C_d YDL187C hom 0.0161340636057774 0.350110512417986 1121 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR134C SGM1 hom FT GOLGI APPARATUS 0.0161272685987613 0.350313496470127 1122 Protein of unknown function, required for wild-type growth rate on galactose and mannose; localizes to COPI coated vesicles and the Golgi apparatus biological_process molecular_function COPI-coated vesicle|Golgi apparatus YBR115C LYS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0161119237539861 0.350772160235777 1123 Alpha aminoadipate reductase, catalyzes the reduction of alpha-aminoadipate to alpha-aminoadipate 6-semialdehyde, which is the fifth step in biosynthesis of lysine; activation requires posttranslational phosphopantetheinylation by Lys5p lysine biosynthetic process via aminoadipic acid L-aminoadipate-semialdehyde dehydrogenase activity cytoplasm YCR095C_p OCA4 hom 0.0161058983901629 0.350952364859714 1124 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 YAL024C LTE1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.0160930923438034 0.3520546994858 1125 Protein similar to GDP/GTP exchange factors but without detectable GEF activity; required for asymmetric localization of Bfa1p at daughter-directed spindle pole bodies and for mitotic exit at low temperatures regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint|vesicle-mediated transport guanyl-nucleotide exchange factor activity cellular bud YKR038C KAE1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0160789239152323 0.351759827587735 1126 Highly conserved ATPase of HSP70/DnaK family; component of the EKC/KEOPS complex with Bud32p, Cgi121p, Pcc1p, and Gon7p; EKC/KEOPS complex is required for t6A tRNA modification and may have roles in telomere maintenance and transcription chromosome organization|threonylcarbamoyladenosine metabolic process|telomere maintenance|positive regulation of transcription from RNA polymerase II promoter chromatin DNA binding nuclear chromatin|EKC/KEOPS complex|nucleus|cytoplasm YER096W SHC1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0160596327962831 0.352338014930582 1127 Sporulation-specific activator of Chs3p (chitin synthase III); required for the synthesis of the chitosan layer of ascospores; transcriptionally induced at alkaline pH; SHC1 has a paralog, SKT5, that arose from the whole genome duplication ascospore formation|chitin biosynthetic process enzyme activator activity prospore membrane YKR077W MSA2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0160482104735318 0.35268064442908 1128 Putative transcriptional activator, that interacts with G1-specific transcription factor, MBF and G1-specific promoters; ortholog of Msa2p, an MBF and SBF activator that regulates G1-specific transcription and cell cycle initiation regulation of transcription involved in G1 phase of mitotic cell cycle molecular_function nucleus|cytoplasm YOR081C TGL5 hom FT LIPID METABOLISM 0.0160445847015065 0.353004893208568 1129 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidic acid acyltransferase activity; involved in triacylglycerol mobilization; localizes to lipid particles; potential Cdc28p substrate triglyceride mobilization lysophosphatidic acid acyltransferase activity|triglyceride lipase activity lipid particle YDR157W_d YDR157W hom 0.0160228881447495 0.353440976306195 1130 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR128W ECM16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0159763571981709 0.354840819437145 1131 Essential DEAH-box ATP-dependent RNA helicase specific to the U3 snoRNP, predominantly nucleolar in distribution, required for 18S rRNA synthesis maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis RNA helicase activity small-subunit processome|mitochondrion|nucleolus|90S preribosome YJL055W_p YJL055W hom FT NUCLEUS 0.0159568523253823 0.355859378444451 1132 Putative protein of unknown function, proposed to be involved in the metabolism of purine and pyrimidine base analogues; deletion mutants are sensitive to HAP and AHA; overexpression confers resistance to 5-FOA and 5-FU response to chemical stimulus|response to purine-containing compound molecular_function nucleus|cytoplasm YPL123C RNY1 hom 0.0159551161954171 0.355552736023532 1133 Vacuolar RNase of the T(2) family, relocalizes to the cytosol where it cleaves tRNAs upon oxidative or stationary phase stress; promotes apoptosis under stress conditions and this function is independent of its catalytic activity cell morphogenesis|RNA catabolic process|apoptotic process endoribonuclease activity cytosol|extracellular region|vacuole YPL107W_p YPL107W hom FT MITOCHONDRION 0.015937952457371 0.355998824365307 1134 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YPL107W is not an essential gene biological_process molecular_function mitochondrion YDL179W PCL9 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0159281480936599 0.356294833188624 1135 Cyclin, forms a functional kinase complex with Pho85p cyclin-dependent kinase (Cdk), expressed in late M/early G1 phase, activated by Swi5p regulation of establishment or maintenance of cell polarity|regulation of transcription involved in G1/S phase of mitotic cell cycle cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|cellular bud neck YJL170C ASG7 hom FT ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0159211504935093 0.356506196313757 1136 Protein that regulates signaling from a G protein beta subunit Ste4p and its relocalization within the cell; specific to a-cells and induced by alpha-factor conjugation with cellular fusion molecular_function plasma membrane YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0159127699574834 0.356759435056688 1137 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon DNA repair|mismatch repair|mitotic cell cycle|leading strand elongation DNA clamp loader activity DNA replication factor C complex YDR522C SPS2 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0159083699530028 0.356892437478458 1138 Protein expressed during sporulation; SPS2 has a paralog, SPS22, that arose from the whole genome duplication; redundant with Sps22p for organization of the beta-glucan layer of the spore wall; S. pombe ortholog is a spore wall component ascospore wall assembly|ascospore formation molecular_function fungal-type cell wall|plasma membrane YGL212W VAM7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0158786963753962 0.358292437534329 1139 Vacuolar SNARE protein; functions with Vam3p in vacuolar protein trafficking; has an N-terminal PX domain (phosphoinositide-binding module) that binds PtdIns-3-P and mediates membrane binding; SNAP-25 homolog; protein abundance increases in response to DNA replication stress piecemeal microautophagy of nucleus|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity|phosphatidylinositol-3-phosphate binding SNARE complex|fungal-type vacuole membrane YGL108C YGL108C hom 0.0158627937239306 0.358558760963504 1140 Protein of unknown function, predicted to be palmitoylated; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; protein abundance increases in response to DNA replication stress biological_process molecular_function cellular_component YFL047W RGD2 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0158609841451619 0.358326784019467 1141 GTPase-activating protein (RhoGAP) for Cdc42p and Rho5p; relocalizes from bud neck to cytoplasm upon DNA replication stress small GTPase mediated signal transduction Rho GTPase activator activity cellular bud neck|cytoplasm YLR144C ACF2 hom FT CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION 0.0158503726224324 0.358648485943046 1142 Intracellular beta-1,3-endoglucanase; expression is induced during sporulation; may have a role in cortical actin cytoskeleton assembly; protein abundance increases in response to DNA replication stress actin cytoskeleton organization glucan endo-1,3-beta-D-glucosidase activity intracellular YLR328W NMA1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0158454626184951 0.35879740042167 1143 Nicotinic acid mononucleotide adenylyltransferase; catalyzes the transfer of the adenylyl moiety of ATP to nicotinamide mononucleotide to form NAD; involved in pathways of NAD biosynthesis, including the de novo, NAD(+) salvage, and nicotinamide riboside salvage pathways; NMA1 has a paralog, NMA2, that arose from the whole genome duplication NAD biosynthetic process nicotinamide-nucleotide adenylyltransferase activity nucleus|cytoplasm YER024W YAT2 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM 0.0158223212120795 0.359499774297817 1144 Carnitine acetyltransferase; has similarity to Yat1p, which is a carnitine acetyltransferase associated with the mitochondrial outer membrane carnitine metabolic process|alcohol metabolic process carnitine O-acetyltransferase activity cytosol|cytoplasm YER014C-A BUD25 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION 0.0158010505925539 0.360146128184061 1145 Protein involved in bud-site selection; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern cellular bud site selection molecular_function cellular_component 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 0.0157947572890619 0.360337503569517 1146 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 YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0157447090317241 0.361861709999985 1147 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 YIR036C_p IRC24 hom FT OXIDATION-REDUCTION PROCESS 0.015730671172376 0.36228995350291 1148 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 YDR408C ADE8 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0157238610758474 0.362784223924167 1149 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 YOR151C RPB2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0157207880302171 0.36259164211762 1150 RNA polymerase II second largest subunit B150, part of central core; similar to bacterial beta subunit transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase II, core complex YJR060W CBF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|KINETOCHORE 0.0157153631395541 0.362757306860742 1151 Dual function helix-loop-helix protein; binds the motif CACRTG present at several sites including MET gene promoters and centromere DNA element I (CDEI); affects nucleosome positioning at this motif; associates with other transcription factors such as Met4p and Isw1p to mediate transcriptional activation or repression; associates with kinetochore proteins and required for efficient chromosome segregation; protein abundance increases in response to DNA replication stress regulation of transcription from RNA polymerase II promoter in response to methionine|negative regulation of transcription from RNA polymerase II promoter|methionine biosynthetic process|chromosome segregation|Unknown|chromatin remodeling|negative regulation of ceramide biosynthetic process by negative regulation of transcription from RNA Polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II repressing transcription factor binding|centromeric DNA binding chromosome, centromeric region|mitochondrion|nucleus|kinetochore YOR147W MDM32 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0156953987867284 0.363367384016164 1152 Mitochondrial inner membrane protein with similarity to Mdm31p, required for normal mitochondrial morphology and inheritance; interacts genetically with MMM1, MDM10, MDM12, and MDM34 mitochondrion inheritance|cellular ion homeostasis|mitochondrion organization molecular_function mitochondrion|mitochondrial inner membrane YGR154C GTO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0156599141344741 0.364453318283559 1153 Omega-class glutathione transferase; induced under oxidative stress; putative peroxisomal localization glutathione metabolic process glutathione transferase activity peroxisome YMR066W SOV1 hom FT MITOCHONDRION 0.0156552556305743 0.364667549927523 1154 Mitochondrial protein of unknown function biological_process molecular_function mitochondrion YDR372C VPS74 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0156410874541659 0.365388015368621 1155 Golgi phosphatidylinositol-4-kinase effector and PtdIns4P sensor; interacts with the cytosolic domains of cis and medial glycosyltransferases, and in the PtdIns4P-bound state mediates the targeting of these enzymes to the Golgi; interacts with the catalytic domain of Sac1p, the major cellular PtdIns4P phosphatase, to direct dephosphosphorylation of the Golgi pool of PtdIns4P; tetramerization required for function; ortholog of human GOLPH3/GPP34/GMx33 retrograde vesicle-mediated transport, Golgi to ER|endoplasmic reticulum unfolded protein response|protein localization to Golgi apparatus enzyme binding|phosphatidylinositol-4-phosphate binding cytosol|Golgi apparatus|nucleus|extrinsic to membrane|cytoplasm YLR189C ATG26 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM 0.0156325447648528 0.365292284541566 1156 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 YEL063C CAN1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0156307881360668 0.365489186482818 1157 Plasma membrane arginine permease; requires phosphatidyl ethanolamine (PE) for localization, exclusively associated with lipid rafts; mutation confers canavanine resistance; CAN1 has a paralog, ALP1, that arose from the whole genome duplication basic amino acid transport|transmembrane transport basic amino acid transmembrane transporter activity|arginine transmembrane transporter activity mitochondrion|integral to membrane|membrane raft|plasma membrane YNL119W NCS2 hom FT RNA PROCESSING 0.0156273040744153 0.366097216181545 1158 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 YPL156C PRM4 hom 0.0156239959931519 0.365554580951668 1159 Pheromone-regulated protein proposed to be involved in mating; predicted to have 1 transmembrane segment; transcriptionally regulated by Ste12p during mating and by Cat8p during the diauxic shift biological_process molecular_function integral to membrane YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.0156184253083222 0.365725565881531 1160 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 YDR450W RPS18A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|MITOCHONDRION|RIBOSOME 0.0155998601219345 0.366295760284888 1161 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S18 and bacterial S13; RPS18A has a paralog, RPS18B, that arose from the whole genome duplication; protein increases in abundance and relocalizes from cytoplasm to nuclear foci upon DNA replication stress endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YDR527W RBA50 het FF|FT TRANSCRIPTION FROM RNA POL II 0.0155723156643715 0.367142756506998 1162 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 YDR165W TRM82 hom FT RNA PROCESSING|NUCLEUS 0.0155706689960688 0.367193430423912 1163 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 YMR243C ZRC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0155696124073822 0.367225947759323 1164 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 YOR203W_d YOR203W het 0.0155424113016462 0.368063700246338 1165 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 YDR339C FCF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0155378098843478 0.368205534391365 1166 Putative PINc domain nuclease required for early cleavages of 35S pre-rRNA and maturation of 18S rRNA; component of the SSU (small subunit) processome involved in 40S ribosomal subunit biogenesis; copurifies with Faf1p 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 YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0155359744107829 0.368262120538975 1167 Transcription factor (bHLH) involved in interorganelle communication between mitochondria, peroxisomes, and nucleus cellular response to oleic acid|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus|cytoplasm YOR366W_d YOR366W hom 0.0155259977091304 0.36856978870891 1168 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 YMR219W ESC1 hom FT GENE SILENCING|NUCLEUS 0.0155061091107121 0.369183603422333 1169 Protein localized to the nuclear periphery, involved in telomeric silencing; interacts with PAD4-domain of Sir4p chromatin silencing at telomere molecular_function nuclear periphery YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0154942349214141 0.369693153363612 1170 Nuclear response regulator and transcription factor; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; part of a branched two-component signaling system; required for optimal induction of heat-shock genes in response to oxidative stress; involved in osmoregulation; SKN7 has a paralog, HMS2, that arose from the whole genome duplication response to singlet oxygen|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|transcription, DNA-dependent|response to osmotic stress|regulation of cell size sequence-specific DNA binding|two-component response regulator activity|sequence-specific DNA binding transcription factor activity nucleus YPL018W CTF19 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.015493172340787 0.36958320720314 1171 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 YNL188W KAR1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0154924141329051 0.37010668506552 1172 Essential protein involved in karyogamy during mating and in spindle pole body duplication during mitosis, localizes to the half-bridge of the spindle pole body, interacts with Spc72p during karyogamy, also interacts with Cdc31p karyogamy involved in conjugation with cellular fusion|spindle pole body duplication associated with nuclear envelope protein binding half bridge of spindle pole body YGL050W TYW3 hom FT RNA PROCESSING 0.0154696177378869 0.37031147492684 1173 tRNA methyltransferase required for synthesis of wybutosine, 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 tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity cellular_component YLR220W CCC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0154602815637931 0.370600379719468 1174 Putative vacuolar Fe2+/Mn2+ transporter; suppresses respiratory deficit of yfh1 mutants, which lack the ortholog of mammalian frataxin, by preventing mitochondrial iron accumulation; relative distribution to the vacuole decreases upon DNA replication stress manganese ion transport|cellular calcium ion homeostasis|cellular iron ion homeostasis|cellular manganese ion homeostasis|ferrous iron transport manganese ion transmembrane transporter activity|ferrous iron transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|Golgi apparatus YJR103W URA8 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0154600788955646 0.370606652771087 1175 Minor CTP synthase isozyme (see also URA7); 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; URA8 has a paralog, URA7, that arose from the whole genome duplication pyrimidine nucleobase biosynthetic process|CTP biosynthetic process|phospholipid biosynthetic process CTP synthase activity cytosol YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0154598648580115 0.371184602063481 1176 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YDR370C DXO1 hom 0.0154491203008472 0.370945944802902 1177 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YOR190W SPR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.015420938216363 0.371819382679047 1178 Sporulation-specific exo-1,3-beta-glucanase; contributes to ascospore thermoresistance ascospore formation glucan exo-1,3-beta-glucosidase activity fungal-type cell wall|ascospore wall YHR012W VPS29 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0154096916637996 0.372168298875618 1179 Endosomal protein that is a subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde transport; forms a subcomplex with Vps35p and Vps26p that selects cargo proteins for endosome-to-Golgi retrieval retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YML063W RPS1B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0153963855861274 0.372581372260567 1180 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 YDR433W_d YDR433W hom 0.0153944246811463 0.372642270519365 1181 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL152W_p YIL152W hom 0.015380973573386 0.373060176974765 1182 Putative protein of unknown function biological_process molecular_function cellular_component YJR040W GEF1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0153748236071088 0.373251344133358 1183 Voltage-gated chloride channel localized to the golgi, the endosomal system, and plasma membrane, and involved in cation homeostasis; highly homologous to vertebrate voltage-gated chloride channels; modulates TBSV model (+) RNA virus replication by regulating copper metabolism cellular copper ion homeostasis|cellular iron ion homeostasis voltage-gated chloride channel activity endosome|integral to membrane|endoplasmic reticulum|Golgi apparatus|plasma membrane|fungal-type vacuole|Golgi medial cisterna YHR134W WSS1 hom FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS 0.015358070865046 0.373772398176065 1184 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 YCL058C FYV5 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0153362269939105 0.37452370610532 1185 Protein involved in regulation of the mating pathway; binds with Matalpha2p to promoters of haploid-specific genes; required for survival upon exposure to K1 killer toxin; involved in ion homeostasis pheromone-dependent signal transduction involved in conjugation with cellular fusion|cellular ion homeostasis molecular_function integral to membrane YBR013C_p YBR013C hom 0.0153292423457367 0.37467009308288 1186 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YMR230W RPS10B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0153194031994792 0.374976780199071 1187 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10B has a paralog, RPS10A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YMR269W TMA23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0153187433188085 0.374997354289287 1188 Nucleolar protein implicated in ribosome biogenesis; deletion extends chronological lifespan ribosomal small subunit biogenesis molecular_function ribosome|nucleolus YDR034C LYS14 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0153003778229739 0.375641438207184 1189 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 YOR071C NRT1 hom FT PLASMA MEMBRANE 0.0152890588832754 0.375923591617553 1190 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 YLR040C_p YLR040C hom 0.0152790763923348 0.376306564285886 1191 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 YDL188C PPH22 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0152579736590784 0.377179773346361 1192 Catalytic subunit of protein phosphatase 2A (PP2A); functionally redundant with Pph21p; methylated at C terminus; forms alternate complexes with several regulatory subunits; involved in signal transduction and regulation of mitosis; protein abundance increases in response to DNA replication stress; PPH22 has a paralog, PPH21, that arose from the whole genome duplication actin filament organization|budding cell bud growth|G1/S transition of mitotic cell cycle|protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint|regulation of translation protein serine/threonine phosphatase activity condensed nuclear chromosome, centromeric region 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 0.0152099290838296 0.37839955220116 1193 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 YHR043C DOG2 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0151993883478188 0.37873012625971 1194 2-deoxyglucose-6-phosphate phosphatase; member of a family of low molecular weight phosphatases, paralogous to DOG1, induced by oxidative and osmotic stress, confers 2-deoxyglucose resistance when overexpressed glucose metabolic process 2-deoxyglucose-6-phosphatase activity nucleus|cytoplasm YPR047W MSF1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.015199257353185 0.378734235574884 1195 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 YFR054C_d YFR054C hom 0.015187517485025 0.37910262783693 1196 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL131W TOM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0151565405205745 0.380075729701378 1197 Component of the TOM (translocase of outer mitochondrial membrane) complex responsible for initial import of mitochondrially directed proteins; acts as a receptor for precursor proteins and mediates interaction between TOM and TIM complexes protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YGR264C MES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0151552277175326 0.380117003602113 1198 Methionyl-tRNA synthetase, forms a complex with glutamyl-tRNA synthetase (Gus1p) and Arc1p, which increases the catalytic efficiency of both tRNA synthetases; also has a role in nuclear export of tRNAs methionyl-tRNA aminoacylation methionine-tRNA ligase activity methionyl glutamyl tRNA synthetase complex|cytoplasm YHL033C RPL8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0151501497809932 0.380276677423344 1199 Ribosomal 60S subunit protein L8A; mutation results in decreased amounts of free 60S subunits; homologous to mammalian ribosomal protein L7A, no bacterial homolog; RPL8A has a paralog, RPL8B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YJR021C REC107 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.015140950602093 0.380566047073582 1200 Protein involved in early stages of meiotic recombination; involved in coordination between the initiation of recombination and the first division of meiosis; part of a complex (Rec107p-Mei4p-Rec114p) required for ds break formation reciprocal meiotic recombination molecular_function condensed nuclear chromosome YOR234C RPL33B hom FT TRANSLATION|RIBOSOME 0.0151215786500265 0.381175853772562 1201 Ribosomal 60S subunit protein L33B; rpl33b null mutant exhibits normal growth while rpl33a rpl33b double null mutant is inviable; homologous to mammalian ribosomal protein L35A, no bacterial homolog; RPL33B has a paralog, RPL33A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDL079C MRK1 hom FT PROTEIN PHOSPHORYLATION 0.0151059387172261 0.381668617992162 1202 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 YDR056C_p YDR056C hom FT ENDOPLASMIC RETICULUM 0.0150914697285611 0.38212483723299 1203 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 YDR223W CRF1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0150857856242638 0.382304153182811 1204 Transcriptional corepressor involved in repression of ribosomal protein (RP) gene transcription via the TOR signaling pathway which promotes accumulation of Crf1p in the nucleus; role in repression of RP genes varies by strain negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter transcription corepressor activity nuclear chromatin|nucleus|cytoplasm YGL226W MTC3 hom FT MITOCHONDRION 0.0150697232773856 0.382811149357489 1205 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 YGR039W_d YGR039W hom 0.0150564711397784 0.383229753243876 1206 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the Autonomously Replicating Sequence ARS722 Unknown Unknown Unknown YGR067C_p YGR067C hom FT NUCLEUS 0.0150332532593513 0.384460583248544 1207 Putative protein of unknown function; contains a zinc finger motif similar to that of Adr1p biological_process sequence-specific DNA binding cellular_component YDL196W_d YDL196W het FF 0.0150206092052792 0.384576692500925 1208 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 YNR038W DBP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.015015825090717 0.384515413398045 1209 Essential protein involved in ribosome biogenesis; putative ATP-dependent RNA helicase of the DEAD-box protein family 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) ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YHR005C-A TIM10 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0150082077559364 0.384756647569343 1210 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 YGL115W SNF4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.015008169222463 0.384899647818447 1211 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 YPL253C VIK1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0150045232028938 0.384873367251499 1212 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 YHR109W CTM1 hom 0.0150000537085465 0.385014981433621 1213 Cytochrome c lysine methyltransferase, trimethylates residue 72 of apo-cytochrome c (Cyc1p) in the cytosol; not required for normal respiratory growth peptidyl-lysine methylation [cytochrome c]-lysine N-methyltransferase activity cytosol YPL208W RKM1 hom FT NUCLEUS 0.0149747705400782 0.385887509756133 1214 SET-domain lysine-N-methyltransferase, catalyzes the formation of dimethyllysine residues on the large ribsomal subunit proteins L23a (Rpl23Ap and Rpl23Bp) and L18 (Rps18Ap and Rps18Bp) peptidyl-lysine dimethylation protein-lysine N-methyltransferase activity nucleus|cytoplasm YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.0149670245556035 0.386062483988768 1215 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 YJR145C RPS4A hom FT TRANSLATION|RIBOSOME 0.0149558973760879 0.386628281848601 1216 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 YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.014950314690258 0.386663903530501 1217 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 YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0149426632763302 0.38683620288593 1218 Negative regulator of genes in multiple nitrogen degradation pathways; expression is regulated by nitrogen levels and by Gln3p; member of the GATA-binding family, forms homodimers and heterodimers with Gzf3p; DAL80 has a paralog, GZF3, that arose from the whole genome duplication nitrogen catabolite repression of transcription|negative regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YOR295W UAF30 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0149208258293979 0.387742955612577 1219 Subunit of UAF (upstream activation factor); UAF is an RNA polymerase I specific transcription stimulatory factor composed of Uaf30p, Rrn5p, Rrn9p, Rrn10p, histones H3 and H4; deletion decreases cellular growth rate; UAF30 has a paralog, TRI1, that arose from the whole genome duplication transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YDR489W SLD5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0148846575993138 0.388682276965744 1220 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|DNA replication preinitiation complex YGL014W PUF4 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|TRANSLATION|GENE SILENCING 0.0148762069167589 0.388951673016359 1221 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 YCL044C MGR1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0148437376303135 0.39055378549853 1222 Subunit of the mitochondrial (mt) i-AAA protease supercomplex, which degrades misfolded mitochondrial proteins; forms a subcomplex with Mgr3p that binds to substrates to facilitate proteolysis; required for growth of cells lacking mtDNA misfolded or incompletely synthesized protein catabolic process misfolded protein binding mitochondrion|i-AAA complex YGR166W TRS65 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0148261863113249 0.390548585699182 1223 Subunit of TRAPPII, a multimeric guanine nucleotide-exchange factor for Ypt1p; involved in intra-Golgi traffic and the retrograde pathway from the endosome to Golgi; role in cell wall beta-glucan biosynthesis and the stress response intra-Golgi vesicle-mediated transport|protein complex assembly Rab guanyl-nucleotide exchange factor activity TRAPP complex|trans-Golgi network YOR038C HIR2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0148117942063241 0.391220776525545 1224 Subunit of the HIR complex, a nucleosome assembly complex involved in regulation of histone gene transcription; recruits Swi-Snf complexes to histone gene promoters; promotes heterochromatic gene silencing with Asf1p DNA replication-independent nucleosome assembly|regulation of transcription from RNA polymerase II promoter|transcription elongation from RNA polymerase II promoter nucleosome binding|transcription corepressor activity|DNA binding HIR complex|nucleus YIL047C SYG1 hom FT SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0148073155841418 0.391152068505565 1225 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 YLR415C_p YLR415C hom FT MITOCHONDRION 0.0148021750584876 0.391316559720905 1226 Putative protein of unknown function; YLR415C is not an essential gene biological_process molecular_function cellular_component YGL255W ZRT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0148001505988434 0.391734677562825 1227 High-affinity zinc transporter of the plasma membrane, responsible for the majority of zinc uptake; transcription is induced under low-zinc conditions by the Zap1p transcription factor high-affinity zinc ion transport high affinity zinc uptake transmembrane transporter activity integral to membrane|integral to plasma membrane YDL177C_p YDL177C hom 0.0147912875198862 0.391665087657398 1228 Putative protein of unknown function; similar to the mouse IMPACT gene; YDL177C is not an essential gene biological_process molecular_function cellular_component YPL031C PHO85 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES A 0.01478181646837 0.39196842461415 1229 Cyclin-dependent kinase, with ten cyclin partners; involved in regulating the cellular response to nutrient levels and environmental conditions and progression through the cell cycle regulation of transcription involved in G1/S phase of mitotic cell cycle|negative regulation of calcium-mediated signaling|regulation of protein stability|regulation of protein localization|protein phosphorylation|response to DNA damage stimulus|negative regulation of phosphate metabolic process|fungal-type cell wall organization|regulation of establishment or maintenance of cell polarity|negative regulation of glycogen biosynthetic process|negative regulation of transcription from RNA polymerase II promoter|negative regulation of sequence-specific DNA binding transcription factor activity|positive regulation of macroautophagy|negative regulation of macroautophagy protein kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|nucleus YOR287C RRP36 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0147673780941962 0.392431128025622 1230 Component of 90S preribosomes; involved in early cleavages of the 35S pre-rRNA and in production of the 40S ribosomal subunit ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cleavage involved in rRNA processing molecular_function nucleolus|90S preribosome YPL049C DIG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0147620895498435 0.392600691647144 1231 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 YDR162C NBP2 hom FF|FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0147468283798454 0.393725949173645 1232 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 YCL059C KRR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0147335647044428 0.393516032992979 1233 Essential nucleolar protein required for the synthesis of 18S rRNA and for the assembly of 40S ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|rRNA processing molecular_function small-subunit processome|nucleolus|90S preribosome YMR026C PEX12 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0147149300495587 0.394679360665619 1234 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 YPR133C SPN1 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS 0.0146979957660949 0.394659222156626 1235 Protein involved in RNA polymerase II transcription; interacts genetically or physically with RNAP II, TBP, TFIIS, and chromatin remodelling factors; central domain highly conserved throughout eukaryotes; mutations confer an Spt- phenotype poly(A)+ mRNA export from nucleus|regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription by chromatin organization|regulation of transcription from RNA polymerase II promoter core RNA polymerase II binding transcription factor activity|RNA polymerase II transcription factor binding transcription factor activity nucleus YOR379C_d YOR379C hom 0.0146955733246348 0.395089799837386 1236 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR378W Unknown Unknown Unknown YAL033W POP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0146838388926453 0.395114783491146 1237 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 YGR232W NAS6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0146800880716562 0.396011732284579 1238 Proteasome-interacting protein involved in the assembly of the base subcomplex of the 19S proteasomal regulatory particle (RP); ortholog of human oncoprotein gankyrin, which interacts with the Rb tumor suppressor and CDK4/6 proteolysis|proteasome regulatory particle assembly molecular_function cytosol|nucleus|proteasome regulatory particle YLR082C SRL2 hom FT NUCLEUS 0.0146713097871752 0.395518228978984 1239 Protein of unknown function; overexpression suppresses the lethality caused by a rad53 null mutation nucleobase-containing compound metabolic process molecular_function nucleus|cytoplasm YDL132W CDC53 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0146570862973941 0.396046978051043 1240 Cullin, structural protein of SCF complexes (which also contain Skp1p, Cdc34p, Hrt1p and an F-box protein) involved in ubiquitination; SCF promotes the G1-S transition by targeting G1 cyclins and the Cln-CDK inhibitor Sic1p for degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|G2/M transition of mitotic cell cycle|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|DNA replication origin binding|protein binding, bridging SCF ubiquitin ligase complex YOL089C HAL9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0146470931278966 0.396298726329006 1241 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 YOR349W CIN1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0145787290601154 0.398507094730617 1242 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 YEL051W VMA8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0145601640221175 0.399108078828315 1243 Subunit D of the eight-subunit V1 peripheral membrane domain of the vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; plays a role in the coupling of proton transport and ATP hydrolysis vacuolar acidification proton-transporting ATPase activity, rotational mechanism fungal-type vacuole membrane|vacuolar proton-transporting V-type ATPase, V1 domain|integral to membrane YJL094C KHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS 0.0145414334668199 0.400207329461574 1244 Putative K+/H+ antiporter with a probable role in intracellular cation homeostasis, localized to Golgi vesicles and detected in highly purified mitochondria in high-throughput studies monovalent inorganic cation transport potassium:hydrogen antiporter activity mitochondrion|integral to membrane|Golgi apparatus YDR409W SIZ1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0145353213020235 0.399913135333129 1245 SUMO/Smt3 ligase that promotes the attachment of sumo (Smt3p; small ubiquitin-related modifier) to proteins; binds Ubc9p and may bind septins; specifically required for sumoylation of septins in vivo; localized to the septin ring protein sumoylation|chromosome segregation SUMO ligase activity nuclear chromatin|septin ring YFR056C_d YFR056C hom 0.0145113262851087 0.400691646945828 1246 Dubious open reading frame unlikely to encode a protein based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YFR055W Unknown Unknown Unknown YLR434C_d YLR434C hom 0.0145023885403968 0.400981862045112 1247 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 YOR064C YNG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0144833560582045 0.401951460546048 1248 Subunit of the NuA3 histone acetyltransferase complex that acetylates histone H3; contains PHD finger domain that interacts with methylated histone H3, has similarity to the human tumor suppressor ING1 histone acetylation|chromatin modification histone acetyltransferase activity|methylated histone residue binding NuA3 histone acetyltransferase complex YOR248W_d YOR248W hom 0.0144796733974535 0.401720006976955 1249 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR023W MYO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0144634589599519 0.402247404987677 1250 Type II myosin heavy chain, required for wild-type cytokinesis and cell separation; localizes to the actomyosin ring; binds to myosin light chains Mlc1p and Mlc2p through its IQ1 and IQ2 motifs respectively cytokinesis, actomyosin contractile ring assembly|cytokinesis, completion of separation|actomyosin contractile ring contraction|cytokinesis microfilament motor activity cellular bud neck contractile ring|incipient cellular bud site|cellular bud neck|myosin II complex YBL069W AST1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0144479468811333 0.402752346041764 1251 Lipid raft associated protein; interacts with the plasma membrane ATPase Pma1p and has a role in its targeting to the plasma membrane by influencing its incorporation into lipid rafts; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST1 has a paralog, AST2, that arose from the whole genome duplication protein targeting to membrane|protein transport into membrane raft molecular_function late endosome|membrane raft|Golgi apparatus|plasma membrane YOL072W THP1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0144424746612435 0.40293056544538 1252 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 YGL231C EMC4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0144052143316641 0.404145316203739 1253 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm ZK616.6/EMC-4, fly CG11137, human TMM85 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YMR165C PAH1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.014394574155816 0.404492605901333 1254 Mg2+-dependent phosphatidate (PA) phosphatase; dephosphorylates PA to yield diacylglycerol; responsible for de novo lipid synthesis and formation of lipid droplets; phosphorylation by Pho80p-Pho85p decreases catalytic activity and alters Pah1p localization and abundance; phosphorylation by protein kinase A decreases catalytic efficiency; dephosphorylation by Nem1p-Spo7p anchors Pah1p to the membrane increasing substrate catalysis; homologous to mammalian lipins 1 and 2 plasmid maintenance|vacuole fusion, non-autophagic|lipid particle organization|aerobic respiration|phospholipid biosynthetic process phosphatidate phosphatase activity cytosol|nuclear membrane|vacuole|cytoplasm|extrinsic to membrane YDR406W PDR15 hom FT NUCLEOTIDE METABOLISM 0.0143886701483807 0.404685386526112 1255 Plasma membrane ATP binding cassette (ABC) transporter, multidrug transporter and general stress response factor implicated in cellular detoxification; regulated by Pdr1p, Pdr3p and Pdr8p; promoter contains a PDR responsive element transport|response to drug ATPase activity, coupled to transmembrane movement of substances integral to membrane YPL009C TAE2 hom FT TRANSLATION 0.014378789560941 0.405078182239547 1256 Protein of unknown function, involved in protein translation; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm cytoplasmic translation molecular_function ribosome|cytoplasm YLR268W SEC22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0143714403388194 0.405248296893574 1257 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 YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0143630638395094 0.406223161954041 1258 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 YOL031C SIL1 hom FT PROTEIN LOCALIZATION|ENDOPLASMIC RETICULUM 0.0143507986665427 0.406063318291996 1259 Nucleotide exchange factor for the endoplasmic reticulum (ER) lumenal Hsp70 chaperone Kar2p, required for protein translocation into the ER; homolog of Yarrowia lipolytica SLS1; GrpE-like protein SRP-dependent cotranslational protein targeting to membrane, translocation adenyl-nucleotide exchange factor activity endoplasmic reticulum YDR482C CWC21 hom FT RNA PROCESSING|NUCLEUS 0.0143350381789776 0.406509099967622 1260 Protein involved in RNA splicing by the spliceosome; component of a complex containing Cef1p; interacts genetically with ISY1 and BUD13; may bind RNA; has similarity to S. pombe Cwf21p mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex YIL045W PIG2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0143213936010583 0.40688601066864 1261 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 YKR071C DRE2 het FT COFACTOR METABOLISM|MITOCHONDRION 0.014305411627783 0.407409829996838 1262 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 YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0142980333134284 0.407721718980266 1263 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 YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0142889961147386 0.407948277029026 1264 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 YGR197C SNG1 hom FT PLASMA MEMBRANE 0.0142664872783592 0.408687280442215 1265 Protein involved in resistance to nitrosoguanidine (MNNG) and 6-azauracil (6-AU); expression is regulated by transcription factors involved in multidrug resistance nucleobase-containing compound transport molecular_function integral to membrane|plasma membrane YHR022C-A_p YHR022C-A hom 0.0142631595148729 0.408796604136857 1266 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YLR275W SMD2 het FT RNA PROCESSING|NUCLEUS 0.0142062638093523 0.411297091174414 1267 Core Sm protein Sm D2; part of heteroheptameric complex (with Smb1p, Smd1p, Smd3p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D2 mRNA splicing, via spliceosome molecular_function U1 snRNP|U4/U6 x U5 tri-snRNP complex|U2-type prespliceosome|U5 snRNP YKL183W LOT5 hom FT NUCLEUS 0.0141988995467184 0.410980852385573 1268 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 YHR051W COX6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0141974315626752 0.4109594628586 1269 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 YDL049C KNH1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0141919985712922 0.411208303856609 1270 Protein with similarity to Kre9p, which is involved in cell wall beta 1,6-glucan synthesis; overproduction suppresses growth defects of a kre9 null mutant; required for propionic acid resistance (1->6)-beta-D-glucan biosynthetic process molecular_function fungal-type cell wall|extracellular region YOR341W RPA190 het FT NUCLEUS 0.0141857879022207 0.411552616320979 1271 RNA polymerase I largest subunit A190 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|nucleolus YJL135W_d YJL135W hom 0.0141802680745157 0.41152536480644 1272 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL134W/LCB3 Unknown Unknown Unknown YMR294W-A_d YMR294W-A hom 0.0141612204175877 0.412153930984802 1273 Dubious open reading frame unlikely to encode a functional protein, substantially overlaps YMR295C; deletion causes sensitivity to unfolded protein response-inducing agents Unknown Unknown Unknown YML106W URA5 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0141570832397407 0.412290531625953 1274 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 YIL019W FAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0141560613100612 0.412393978336101 1275 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 YKL071W_p YKL071W hom FT OXIDATION-REDUCTION PROCESS 0.0141532760739552 0.412416259686564 1276 Putative protein of unknown function; expression induced in cells treated with the mycotoxin patulin, and also the quinone methide triterpene celastrol; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function integral to membrane|cytoplasm YOR161C PNS1 hom FT PLASMA MEMBRANE 0.0141307200788717 0.413370646807707 1277 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 YMR237W BCH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0140972982887481 0.41426749457952 1278 Member of the ChAPs family (Chs5p-Arf1p-binding proteins); members include Bch1p, Bch2p, Bud7p, and Chs6p; ChAPs family proteins form the exomer complex with Chs5p to mediate export of specific cargo proteins from the Golgi to the plasma membrane; may interact with ribosomes; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress; BCH1 has a paralog, BUD7, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process molecular_function ribosome|clathrin-coated vesicle|exomer complex YKR083C DAD2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0140950462904773 0.414411673929644 1279 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 YMR083W ADH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0140803398836878 0.414829292271512 1280 Mitochondrial alcohol dehydrogenase isozyme III; involved in the shuttling of mitochondrial NADH to the cytosol under anaerobic conditions and ethanol production NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion|mitochondrial matrix YNL096C RPS7B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0140725860726854 0.415086310261665 1281 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; RPS7B has a paralog, RPS7A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit YNL001W DOM34 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0140471808803402 0.416137699300135 1282 Protein that facilitates ribosomal subunit dissociation; acts when translation is stalled, with binding partner Hbs1p; required for RNA cleavage in no-go decay, but reports conflict on endonuclease activity; Pelota ortholog; protein abundance increases in response to DNA replication stress; DOM34 has a paralog, YCL001W-B, that arose from the whole genome duplication nuclear-transcribed mRNA catabolic process, no-go decay|ribosome disassembly|nuclear-transcribed mRNA catabolic process, endonucleolytic cleavage-dependent decay|nonfunctional rRNA decay ribosome binding|endoribonuclease activity cytoplasm YGR243W FMP43 hom FT MITOCHONDRION 0.0140428453765164 0.416073006363034 1283 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 YPR105C COG4 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0140192647192009 0.416856315848428 1284 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|macroautophagy|CVT pathway molecular_function Golgi transport complex YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0140085354104158 0.417282469341564 1285 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 YGR071C ENV11 hom FT VACUOLAR PROTEIN PROCESSING|NUCLEUS 0.0140072960166885 0.417254228238942 1286 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 YOR351C MEK1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0140023788055678 0.417417771052606 1287 Meiosis-specific serine/threonine protein kinase, functions in meiotic checkpoint, promotes recombination between homologous chromosomes by suppressing double strand break repair between sister chromatids meiosis|meiotic recombination checkpoint|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity nucleus YPR038W_d IRC16 hom 0.0140023406856936 0.417419039038987 1288 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene YPR037C; null mutant displays increased levels of spontaneous Rad52p foci Unknown Unknown Unknown YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0139667582827787 0.418603610488315 1289 Dynamin-related GTPase required for mitochondrial fission and morphology; assembles on the cytoplasmic face of mitochondrial tubules at sites at which division will occur; also participates in endocytosis and regulating peroxisome abundance mitochondrion inheritance|peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization|mitochondrion organization|protein homooligomerization protein homodimerization activity|GTPase activity|identical protein binding mitochondrial outer membrane|mitochondrion|peroxisome YIR034C LYS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0139517157402852 0.419104984944737 1290 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 YBL103C RTG3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0139515457147373 0.419110653987095 1291 Basic helix-loop-helix-leucine zipper (bHLH/Zip) transcription factor that forms a complex with another bHLH/Zip protein, Rtg1p, to activate the retrograde (RTG) and TOR pathways mitochondrion degradation|cellular response to oleic acid|mitochondria-nucleus signaling pathway|positive regulation of transcription from RNA polymerase II promoter|transcription factor import into nucleus RNA polymerase II transcription factor binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus|cytoplasm YML034W SRC1 hom FF|FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0139451838353546 0.419600300431891 1292 Inner nuclear membrane protein; functions in regulation of subtelomeric genes and is linked to TREX (transcription export) factors; SRC1 produces 2 splice variant proteins with different functions; alternative splicing of SRC1 pre-mRNA is promoted by Hub1p; mutant has aneuploidy tolerance maintenance of rDNA|mitotic sister chromatid segregation molecular_function nuclear envelope YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0139446104209588 0.419619421432838 1293 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 YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0139379035872894 0.42019029428073 1294 Unconventional prefoldin protein involved in translation initiation; mutants have inappropriate expression of nutrient sensitive genes due to translational derepression of Gcn4p transcription factor; diploid mutants show random budding; ortholog of human URI/RMP formation of translation preinitiation complex molecular_function cytosolic ribosome|cytoplasm YAL002W VPS8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0139093192214821 0.420727885583392 1295 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 YIL156W UBP7 hom FT PROTEOLYSIS 0.013874915362259 0.421670272300376 1296 Ubiquitin-specific protease that cleaves ubiquitin-protein fusions protein deubiquitination ubiquitin-specific protease activity cytoplasm YOR007C SGT2 hom FT PROTEIN LOCALIZATION 0.0138719665856302 0.421768950518211 1297 Glutamine-rich cytoplasmic cochaperone; serves as a scaffold bringing together Get4, Get5p, and other TRC complex members that are required to mediate posttranslational insertion of tail-anchored proteins into the ER membrane; interacts with the prion domain of Sup35p; amyloid sensor; plays a role in targeting chaperones to prion aggregates; has similarity to human cochaperone SGT; forms cytoplasmic foci upon DNA replication stress response to heat|posttranslational protein targeting to membrane molecular_function TRC complex|cytoplasm YOR069W VPS5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0138478688464667 0.42292192187254 1298 Nexin-1 homolog required for localizing membrane proteins from a prevacuolar/late endosomal compartment back to the late Golgi apparatus; structural component of the retromer membrane coat complex; forms a retromer subcomplex with Vps17p; required for recruiting the retromer complex to the endosome membranes protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding cytosol|endosome|retromer complex, outer shell|retromer complex YHR185C PFS1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0138465321714771 0.422620652530141 1299 Sporulation protein required for prospore membrane formation at selected spindle poles, ensures functionality of all four spindle pole bodies during meiosis II; not required for meiotic recombination or meiotic chromosome segregation ascospore wall assembly molecular_function cellular_component YOR075W UFE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0138130548528839 0.423743214599452 1300 t-SNARE required for retrograde vesicular traffic and homotypic ER membrane fusion; forms a complex with the SNAREs Sec22p, Sec20p and Use1p to mediate fusion of Golgi-derived vesicles at the ER retrograde vesicle-mediated transport, Golgi to ER|endoplasmic reticulum membrane fusion|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum YOR336W KRE5 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0138084435137593 0.423897978621923 1301 Protein required for beta-1,6 glucan biosynthesis; mutations result in aberrant morphology and severe growth defects (1->6)-beta-D-glucan biosynthetic process UDP-glucose:glycoprotein glucosyltransferase activity endoplasmic reticulum YPR043W RPL43A hom FT TRANSLATION|RIBOSOME 0.013807375463722 0.423933828826983 1302 Ribosomal 60S subunit protein L43A; null mutation confers a dominant lethal phenotype; homologous to mammalian ribosomal protein L37A, no bacterial homolog; RPL43A has a paralog, RPL43B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR114W RAD16 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0138027525284571 0.424089022873947 1303 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad7p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|damaged DNA binding|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0137893824975242 0.425160301565968 1304 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 YOL034W SMC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0137885642929299 0.424703693148045 1305 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; binds single-stranded DNA and has ATPase activity; S. pombe homolog forms a heterodimer with S. pombe Rad18p that is involved in DNA repair DNA repair|resolution of recombination intermediates|recombinational repair|rDNA separation damaged DNA binding|single-stranded DNA binding|ATPase activity Smc5-Smc6 complex|nucleus YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.0137424961826096 0.426114891356889 1306 Cytoplasmic malate dehydrogenase, one of three isozymes that catalyze interconversion of malate and oxaloacetate; involved in the glyoxylate cycle and gluconeogenesis during growth on two-carbon compounds; interacts with Pck1p and Fbp1 protein import into peroxisome matrix|gluconeogenesis|malate metabolic process L-malate dehydrogenase activity cytosol|cytoplasm YKR080W MTD1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0137423085010012 0.426121210171911 1307 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 YGL137W SEC27 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0137303448830761 0.426524110851463 1308 Essential beta'-coat protein of the COPI coatomer, involved in ER-to-Golgi and Golgi-to-ER transport; contains WD40 domains that mediate cargo selective interactions; 45% sequence identity to mammalian beta'-COP retrograde vesicle-mediated transport, Golgi to ER|late endosome to vacuole transport via multivesicular body sorting pathway|ER to Golgi vesicle-mediated transport ubiquitin binding COPI vesicle coat YIR018C-A_p YIR018C-A hom 0.013724019928227 0.426737207061844 1309 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YLL019C KNS1 hom FT PROTEIN PHOSPHORYLATION 0.0137179473154616 0.42694185989125 1310 Protein kinase involved in negative regulation of PolIII transcription; effector kinase of the TOR signaling pathway and phosphorylates Rpc53p to regulate ribosome and tRNA biosynthesis; member of the LAMMER family of protein kinases, which are serine/threonine kinases also capable of phosphorylating tyrosine residues; capable of autophosphorylation negative regulation of transcription from RNA polymerase III promoter|protein autophosphorylation|protein phosphorylation protein serine/threonine kinase activity|protein tyrosine kinase activity|protein kinase activity nucleus|cytoplasm YDR077W SED1 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0137146738753799 0.427052201650544 1311 Major stress-induced structural GPI-cell wall glycoprotein in stationary-phase cells, associates with translating ribosomes, possible role in mitochondrial genome maintenance; ORF contains two distinct variable minisatellites fungal-type cell wall organization|mitochondrial genome maintenance structural constituent of cell wall mitochondrion|ribosome|fungal-type cell wall YBL014C RRN6 het FT NUCLEUS 0.0137092545476847 0.427234913919114 1312 Component of the core factor (CF) rDNA transcription factor complex; CF is required for transcription of 35S rRNA genes by RNA polymerase I and is composed of Rrn6p, Rrn7p, and Rrn11p transcription initiation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter RNA polymerase I regulatory region DNA binding|RNA polymerase I transcription factor binding|RNA polymerase I CORE element sequence-specific DNA binding transcription factor recruiting transcription factor activity RNA polymerase I core factor complex YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0136837082316124 0.428096819126401 1313 Phosphatidyl Glycerol phospholipase C; regulates the phosphatidylglycerol (PG) content via a phospholipase C-type degradation mechanism; contains glycerophosphodiester phosphodiesterase motifs glycerophospholipid catabolic process|phosphatidylglycerol catabolic process phosphatidylglycerol phospholipase C activity mitochondrion|lipid particle YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0136605649799133 0.428878520127055 1314 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 YNL162W-A_p YNL162W-A hom FT NUCLEUS 0.0136526697641822 0.429420757514503 1315 Putative protein of unknown function; identified by homology biological_process molecular_function nucleus|cytoplasm YLR070C XYL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.0136499809774942 0.429236288319247 1316 Xylitol dehydrogenase, converts xylitol to D-xylulose; expression induced by xylose, even though this pentose sugar is not well utilized by S. cerevisiae; null mutant has cell wall defect xylulose biosynthetic process D-xylulose reductase activity cellular_component YFL033C RIM15 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0136375717243413 0.430068964903147 1317 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 YIL141W_d YIL141W hom 0.0136364223897445 0.429694858859645 1318 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.013635854460607 0.429714073228528 1319 2-enoyl thioester reductase, member of the medium chain dehydrogenase/reductase family; localized to in mitochondria, where it has a probable role in fatty acid synthesis fatty acid biosynthetic process|aerobic respiration enoyl-[acyl-carrier-protein] reductase activity mitochondrion YLR068W FYV7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0136223586532026 0.430514785696465 1320 Essential protein required for maturation of 18S rRNA; required for survival upon exposure to K1 killer toxin maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus YOR313C SPS4 hom FT CELL CYCLE 0.0136046783087998 0.430769600376665 1321 Protein whose expression is induced during sporulation; not required for sporulation; heterologous expression in E. coli induces the SOS response that senses DNA damage ascospore formation molecular_function cellular_component YPL142C_d YPL142C het 0.0135819393251212 0.432227999663656 1322 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RPL33A/YPL143W, a component of the large (60S) ribosomal subunit Unknown Unknown Unknown YGR014W MSB2 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0135789013677564 0.431643461514992 1323 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 YKL136W_d YKL136W hom 0.0135570215110463 0.432386013178808 1324 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 YKL210W UBA1 het FT NUCLEUS 0.0135441078554145 0.433099158779313 1325 Ubiquitin activating enzyme (E1); involved in ubiquitin-mediated protein degradation and essential for viability; protein abundance increases in response to DNA replication stress protein ubiquitination ubiquitin activating enzyme activity nucleus|cytoplasm YDR045C RPC11 het FT NUCLEUS 0.0135435449466863 0.432843744265865 1326 RNA polymerase III subunit C11; mediates pol III RNA cleavage activity and is important for termination of transcription; homologous to TFIIS termination of RNA polymerase III transcription|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YER104W RTT105 het FT NUCLEUS 0.0135350945848882 0.433130903470245 1327 Protein with a role in regulation of Ty1 transposition negative regulation of transposition, RNA-mediated molecular_function nucleus|cytoplasm YDR509W_d YDR509W hom 0.0135291186260084 0.433334044288896 1328 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL133W ITC1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0135257915263633 0.433447166279797 1329 Subunit of the ATP-dependent Isw2p-Itc1p chromatin remodeling complex, required for repression of a-specific genes, repression of early meiotic genes during mitotic growth, and repression of INO1; similar to mammalian Acf1p, the regulatory subunit of the mammalian ATP-utilizing chromatin assembly and modifying factor (ACF) complex negative regulation of transcription from RNA polymerase II promoter by pheromones|chromatin remodeling|chromatin silencing at telomere molecular_function chromatin accessibility complex YER060W FCY21 hom 0.0135227602969828 0.433550243487205 1330 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YGL237C HAP2 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0135053910139297 0.434346812330999 1331 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; contains sequences sufficient for both complex assembly and DNA binding carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex|nucleus YIL032C_d YIL032C hom 0.0134889550460325 0.434837773304128 1332 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR310C NOP58 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0134847105328467 0.435119405162132 1333 Protein involved in pre-rRNA processing, 18S rRNA synthesis, and snoRNA synthesis; component of the small subunit processome complex, which is required for 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) molecular_function box C/D snoRNP complex|small-subunit processome|nucleolus|90S preribosome YOL143C RIB4 hom FT NUCLEUS 0.0134788535352567 0.435113366303364 1334 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 YIL085C KTR7 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0134747117109856 0.435186030843361 1335 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR7 has a paralog, KTR5, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YPR170C_d YPR170C hom 0.0134584658712185 0.435739915751403 1336 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORFs YPR169W-A and YPR170W-B Unknown Unknown Unknown YNL113W RPC19 het FT NUCLEUS 0.013453606504055 0.435905669713006 1337 RNA polymerase subunit AC19, common to RNA polymerases I and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex YHR047C AAP1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0134465311194622 0.436147077425945 1338 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 YDR081C PDC2 het FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0134268441857304 0.436819188547151 1339 Transcription factor for thiamine-regulated genes; required for expression of the two isoforms of pyruvate decarboxylase (PDC1 and PDC5) along with thiamine biosynthetic genes; binds a DNA sequence in the PDC5 promoter; mutant fails to grow on 2% glucose and thus is scored as inviable under standard conditions positive regulation of thiamine biosynthetic process|Unknown|positive regulation of transcription from RNA polymerase II promoter transcription regulatory region sequence-specific DNA binding nucleus YAL022C FUN26 hom 0.0134164145251417 0.437175498226681 1340 Vacuolar membrane transporter with broad nucleoside selectivity; may regulate balance of nicotinamide riboside (NmR) levels between cytosol and vacuole, contributing to salvage of NmR for use in cytosolic NAD+ synthesis nucleoside transport|nicotinamide riboside transport|transmembrane transport nicotinamide riboside transporter activity|nucleoside transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|intracellular|membrane YNR006W VPS27 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0134152067566418 0.437764061404585 1341 Endosomal protein that forms a complex with Hse1p; required for recycling Golgi proteins, forming lumenal membranes and sorting ubiquitinated proteins destined for degradation; has Ubiquitin Interaction Motifs which bind ubiquitin (Ubi4p) protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding|phosphatidylinositol-3-phosphate binding endosome|ESCRT-0 complex YAL036C RBG1 hom FT TRANSLATION|RIBOSOME 0.0134074292864592 0.437482596022619 1342 Member of the DRG family of GTP-binding proteins; associates with translating ribosomes; interacts with Tma46p, Ygr250cp, Gir2p and Yap1p via two-hybrid cytoplasmic translation GTP binding polysomal ribosome|polysome|cytoplasm YLL049W LDB18 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0133982583283639 0.437796169272659 1343 Component of the dynactin complex, which is required for dynein activity; null mutant exhibits defects in nuclear migration and spindle orientation and has reduced affinity for alcian blue dye; has homology to mammalian dynactin subunit p24 establishment of mitotic spindle orientation molecular_function dynactin complex|cell cortex|spindle pole body|astral microtubule YOR355W GDS1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0133922594643564 0.438001352233252 1344 Protein of unknown function, required for growth on glycerol as a carbon source; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies aerobic respiration molecular_function mitochondrion|nucleus|cytoplasm YNR048W YNR048W hom 0.013392192886184 0.438003629758961 1345 Protein that interacts with phospholipid translocase (flippase) Dnf3p; YNR048W has a paralog, CDC50, that arose from the whole genome duplication response to drug phospholipid-translocating ATPase activity integral to membrane YGR244C LSC2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0133848847254315 0.438253670858686 1346 Beta 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 tricarboxylic acid cycle|succinyl-CoA metabolic process succinate-CoA ligase (ADP-forming) activity mitochondrion YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0133466214384007 0.439564147713808 1347 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 YCR101C_p YCR101C hom 0.0133448252356601 0.439693931519446 1348 Putative protein of unknown function; localizes to the membrane fraction; YCR101C is not an essential gene biological_process molecular_function integral to membrane|membrane YGR266W YGR266W hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0133313886915724 0.440086478168953 1349 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 YHL045W_d YHL045W hom 0.0133247269556935 0.44031502071793 1350 Putative protein of unknown function; not an essential gene Unknown Unknown Unknown YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.0133105764090962 0.440800705761506 1351 Thiazole synthase, abundant protein involved in the formation of the thiazole moiety of thiamine during thiamine biosynthesis; acts more as a co-substrate rather than an enzyme by providing the sulphur source for thiazole formation; undergoes a single turnover only; required for mitochondrial genome stability in response to DNA damaging agents thiamine biosynthetic process|mitochondrial genome maintenance|thiazole biosynthetic process ferrous iron binding cytosol YOR318C_d YOR318C hom 0.013293991951829 0.441438424860891 1352 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 YDR478W SNM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0132876087729749 0.441589670198132 1353 Subunit of RNase MRP, which cleaves pre-rRNA and has a role in cell cycle-regulated degradation of daughter cell-specific mRNAs; binds to the NME1 RNA subunit of RNase MRP mRNA cleavage|rRNA processing ribonuclease MRP activity|RNA binding ribonuclease MRP complex YHL024W RIM4 hom FT CELL CYCLE 0.0132196565986179 0.443928632104498 1354 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 YBR299W MAL32 hom FT CARBOHYDRATE METABOLISM 0.0132145917113022 0.444103251806662 1355 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL3 complex locus; functional in genomic reference strain S288C; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YER066W_p RRT13 hom 0.0131981676398053 0.444669766217503 1356 Putative protein of unknown function; non-essential gene identified in a screen for mutants with decreased levels of rDNA transcription biological_process molecular_function cellular_component YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.0131543826658338 0.446182050355517 1357 Subunit of TORC1, a rapamycin-sensitive complex involved in growth control that contains Tor1p or Tor2p, Lst8p and Tco89p; contains four HEAT repeats and seven WD-40 repeats; may act as a scaffold protein to couple TOR and its effectors TOR signaling cascade|regulation of cell growth|cellular response to starvation ubiquitin binding TORC1 complex|fungal-type vacuole membrane|mitochondrion|plasma membrane YER103W SSA4 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0131305001389837 0.447008158432974 1358 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 YDL102W POL3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0131193239097707 0.447395048085666 1359 Catalytic subunit of DNA polymerase delta; required for chromosomal DNA replication during mitosis and meiosis, intragenic recombination, repair of double strand DNA breaks, and DNA replication during nucleotide excision repair (NER) lagging strand elongation|RNA-dependent DNA replication|base-excision repair|postreplication repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|maintenance of fidelity involved in DNA-dependent DNA replication|DNA replication|leading strand elongation single-stranded DNA specific 3'-5' exodeoxyribonuclease activity|DNA-directed DNA polymerase activity delta DNA polymerase complex|replication fork YKL163W PIR3 hom FT CELL WALL ORG/BIOGENESIS 0.0131099507097985 0.447719668606718 1360 O-glycosylated covalently-bound cell wall protein; required for cell wall stability; expression is cell cycle regulated, peaking in M/G1 and also subject to regulation by the cell integrity pathway; PIR3 has a paralog, HSP150, that arose from the whole genome duplication fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall YDL048C STP4 hom FT NUCLEUS|MITOCHONDRION 0.0131073814115995 0.447808674056139 1361 Protein containing a Kruppel-type zinc-finger domain; has similarity to Stp1p, Stp2p, and Stp3p; predicted to be a transcription factor; relative distribution to the nucleus increases upon DNA replication stress biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YMR267W PPA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0130941916110425 0.44840112269308 1362 Mitochondrial inorganic pyrophosphatase, required for mitochondrial function and possibly involved in energy generation from inorganic pyrophosphate aerobic respiration inorganic diphosphatase activity mitochondrion YER004W FMP52 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0130934298859209 0.448292157262729 1363 Protein of unknown function, localized to the mitochondrial outer membrane; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function mitochondrial outer membrane|mitochondrion|endoplasmic reticulum YKR045C_p YKR045C hom 0.013082300430038 0.449355281161621 1364 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YNL308C KRI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0130814457674567 0.448707697434384 1365 Essential nucleolar protein required for 40S ribosome biogenesis; associate with snR30; physically and functionally interacts with Krr1p 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) molecular_function nucleolus YDR313C PIB1 hom 0.0130650831583319 0.449343024181775 1366 RING-type ubiquitin ligase of the endosomal and vacuolar membranes, binds phosphatidylinositol(3)-phosphate; contains a FYVE finger domain protein ubiquitination ubiquitin-protein ligase activity|phosphatidylinositol-3-phosphate binding fungal-type vacuole membrane|late endosome YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0130603548205021 0.449439540433374 1367 Saccharopine dehydrogenase (NADP+, L-glutamate-forming); catalyzes the formation of saccharopine from alpha-aminoadipate 6-semialdehyde, the seventh step in lysine biosynthesis pathway; exhibits genetic and physical interactions with TRM112 lysine biosynthetic process via aminoadipic acid saccharopine dehydrogenase (NADP+, L-glutamate-forming) activity cytoplasm YKL141W SDH3 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0130547952049223 0.449632568333012 1368 Subunit of both succinate dehydrogenase and of TIM22 translocase; functions as the cytochrome b subunit of succinate dehydrogenase, which couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain; also required for mitochondrial inner membrane protein import as part of the TIM22 complex mitochondrial electron transport, succinate to ubiquinone|cellular respiration|tricarboxylic acid cycle|protein import into mitochondrial inner membrane succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YOL064C MET22 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0130502462904818 0.449790539986116 1369 Bisphosphate-3'-nucleotidase, involved in salt tolerance and methionine biogenesis; dephosphorylates 3'-phosphoadenosine-5'-phosphate and 3'-phosphoadenosine-5'-phosphosulfate, intermediates of the sulfate assimilation pathway methionine biosynthetic process|hyperosmotic salinity response|sulfate assimilation 3'(2'),5'-bisphosphate nucleotidase activity cellular_component YMR194W RPL36A hom FT TRANSLATION|RIBOSOME 0.0130491525391228 0.449828527739762 1370 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 YKR098C UBP11 hom FT PROTEOLYSIS 0.0130030794272226 0.451430371626138 1371 Ubiquitin-specific protease that cleaves ubiquitin from ubiquitinated proteins biological_process ubiquitin-specific protease activity cellular_component YJL056C ZAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0130027424459918 0.451712089994499 1372 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 YOR232W MGE1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0129986038255564 0.451788589801963 1373 Mitochondrial matrix cochaperone, acts as a nucleotide release factor for Ssc1p in protein translocation and folding; also acts as cochaperone for Ssq1p in folding of Fe-S cluster proteins; homolog of E. coli GrpE protein refolding|protein import into mitochondrial matrix adenyl-nucleotide exchange factor activity mitochondrion|presequence translocase-associated import motor|mitochondrial matrix YBR025C OLA1 hom 0.0129817344143925 0.452173574885287 1374 P-loop ATPase with similarity to human OLA1 and bacterial YchF; identified as specifically interacting with the proteasome; protein abundance increases in response to hydrogen peroxide and to DNA replication stress biological_process ATPase activity cytoplasm YDL216C RRI1 hom FT SIGNALING|PROTEOLYSIS|NUCLEUS 0.0129751641201874 0.452807189108806 1375 Catalytic subunit of the COP9 signalosome (CSN) complex that acts as an isopeptidase in cleaving the ubiquitin-like protein Nedd8 from SCF ubiquitin ligases; metalloendopeptidase involved in the adaptation to pheromone signaling adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation metalloendopeptidase activity signalosome YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.012961735112665 0.453545070495362 1376 Beta 2 subunit of the 20S proteasome; endopeptidase with trypsin-like activity that cleaves after basic residues; synthesized as a proprotein before being proteolytically processed for assembly into 20S particle; human homolog is subunit Z proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLR395C COX8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0129538432756905 0.453145745925495 1377 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 YMR076C PDS5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0129491313060609 0.453512207462203 1378 Protein required for establishment and maintenance of sister chromatid condensation and cohesion, colocalizes with cohesin on chromosomes, may function as a protein-protein interaction scaffold; also required during meiosis double-strand break repair|meiosis|synapsis|mitotic chromosome condensation|mitotic sister chromatid cohesion structural molecule activity condensed nuclear chromosome YOR263C_d YOR263C hom 0.0129366566950143 0.453745386645149 1379 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF DES3/YOR264W Unknown Unknown Unknown YGL251C HFM1 hom FT CELL CYCLE|NUCLEUS 0.0129288028159939 0.454019557773648 1380 Meiosis specific DNA helicase involved in the conversion of double-stranded breaks to later recombination intermediates and in crossover control; catalyzes the unwinding of Holliday junctions; has ssDNA and dsDNA stimulated ATPase activity meiosis|synapsis|DNA unwinding involved in replication|reciprocal meiotic recombination DNA helicase activity nucleus YKR066C CCP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0129201283304568 0.454322483950964 1381 Mitochondrial cytochrome-c peroxidase; degrades reactive oxygen species in mitochondria, involved in the response to oxidative stress cellular response to oxidative stress cytochrome-c peroxidase activity mitochondrion|mitochondrial intermembrane space YOR121C_d YOR121C hom 0.0129058995995955 0.455156044412225 1382 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 YDR429C TIF35 het FF|FT TRANSLATION 0.0128580044989512 0.456495267364437 1383 eIF3g subunit of the core complex of translation initiation factor 3 (eIF3), which is essential for translation; stimulates resumption of ribosomal scanning during translation reinitiation translation reinitiation|translational initiation translation initiation factor activity eukaryotic translation initiation factor 3 complex YMR138W CIN4 hom FT SIGNALING 0.0128572294999114 0.456522409808143 1384 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 YDR344C_d YDR344C hom 0.0128545043780474 0.456617857728275 1385 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR034W SOL1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0128362176055888 0.457258645424361 1386 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; SOL1 has a paralog, SOL2, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress tRNA export from nucleus molecular_function|6-phosphogluconolactonase activity nucleus|cytoplasm YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0128311407160606 0.4574366344429 1387 Copper-sensing transcription factor involved in regulation of genes required for high affinity copper transport cellular copper ion homeostasis|positive regulation of protein catabolic process|positive regulation of transcription from RNA polymerase II promoter core promoter proximal region DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YGR135W PRE9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0128308751777473 0.457445944934151 1388 Alpha 3 subunit of the 20S proteasome, the only nonessential 20S subunit; may be replaced by the alpha 4 subunit (Pre6p) under stress conditions to create a more active proteasomal isoform proteasomal ubiquitin-dependent protein catabolic process|proteasome core complex assembly|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 YML062C MFT1 hom FT TRANSCRIPTION FROM RNA POL II|RNA LOCALIZATION|NUCLEUS 0.0128148218868286 0.458612950234035 1389 Subunit of the THO complex, which is a nuclear complex comprised of Hpr1p, Mft1p, Rlr1p, and Thp2p, that is involved in transcription elongation and mitotic recombination; involved in telomere maintenance mRNA export from nucleus|DNA recombination|transcription elongation from RNA polymerase II promoter protein complex scaffold|nucleic acid binding THO complex part of transcription export complex|nucleoplasmic THO complex YGR078C PAC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0127883663727365 0.459809731430007 1390 Part of the heteromeric co-chaperone GimC/prefoldin complex, which promotes efficient protein folding tubulin complex assembly tubulin binding prefoldin complex|polysome|cytoplasm YGR288W MAL13 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.012784856389316 0.459061093499171 1391 MAL-activator protein, part of complex locus MAL1; nonfunctional in genomic reference strain S288C cellular carbohydrate metabolic process|regulation of transcription, DNA-dependent sequence-specific DNA binding transcription factor activity nucleus YAL042C-A_d YAL042C-A hom 0.0127648432035463 0.459764503377436 1392 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 YIR025W MND2 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0127512812007743 0.460241514072607 1393 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 YBL082C ALG3 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0127494363841607 0.460306422419173 1394 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 YIL013C PDR11 hom FT NUCLEOTIDE METABOLISM 0.0127472428391565 0.460718170252256 1395 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 YDR258C HSP78 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0127315319263636 0.460936641802098 1396 Oligomeric mitochondrial matrix chaperone that cooperates with Ssc1p in mitochondrial thermotolerance after heat shock; able to prevent the aggregation of misfolded proteins as well as resolubilize protein aggregates positive regulation of mitochondrial translation in response to stress|protein refolding|protein stabilization|protein import into mitochondrial matrix|mitochondrial genome maintenance|protein unfolding|cellular response to heat misfolded protein binding|ATPase activity mitochondrion|mitochondrial matrix YHR149C SKG6 hom FT SITE OF POLARIZED GROWTH 0.0127184741118596 0.461396567930408 1397 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 YOR124C UBP2 hom FT PROTEOLYSIS 0.0127003251497288 0.462036241331022 1398 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 YOR025W HST3 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0126719826900811 0.463036180968332 1399 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 YNL258C DSL1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0126679822809731 0.463244105719183 1400 Peripheral membrane protein needed for Golgi-to-ER retrograde traffic; forms a complex with Sec39p and Tip20p that interacts with ER SNAREs Sec20p and Use1p; component of the ER target site that interacts with coatomer; interacts with Cin5p; similar to the fly and human ZW10 gene retrograde vesicle-mediated transport, Golgi to ER|ER-dependent peroxisome organization molecular_function Dsl1p complex|endoplasmic reticulum|peroxisome|nucleus YBR189W RPS9B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0126464947257385 0.463936441110861 1401 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 YDR392W SPT3 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0126380840892559 0.464233726760855 1402 Subunit of the SAGA and SAGA-like transcriptional regulatory complexes, interacts with Spt15p to activate transcription of some RNA polymerase II-dependent genes, also functions to inhibit transcription at some promoters conjugation with cellular fusion|histone acetylation|pseudohyphal growth|ascospore formation|chromatin modification|invasive growth in response to glucose limitation|transcription from RNA polymerase II promoter transcription cofactor activity SLIK (SAGA-like) complex|SAGA complex YOR229W WTM2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0126303721919979 0.464506407621161 1403 Transcriptional modulator involved in regulation of meiosis, silencing, and expression of RNR genes; involved in response to replication stress; contains WD repeats negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase II promoter during meiosis|cellular protein complex localization|negative regulation of chromatin silencing at telomere|response to DNA damage stimulus|positive regulation of transcription from RNA polymerase II promoter protein binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|transcription corepressor activity nucleus YCR034W FEN1 hom FF|FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0126297633430426 0.464527939379952 1404 Fatty acid elongase, involved in sphingolipid biosynthesis; acts on fatty acids of up to 24 carbons in length; mutations have regulatory effects on 1,3-beta-glucan synthase, vacuolar ATPase, and the secretory pathway; FEN1 has a paralog, ELO1, that arose from the whole genome duplication fatty acid elongation|vesicle-mediated transport|sphingolipid biosynthetic process fatty acid elongase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum membrane YBR247C ENP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.012623995090261 0.464731959430849 1405 Protein associated with U3 and U14 snoRNAs, required for pre-rRNA processing and 40S ribosomal subunit synthesis; localized in the nucleus and concentrated in the nucleolus 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 processing snoRNA binding preribosome, small subunit precursor|nucleolus|nucleus|cytoplasm|90S preribosome YMR027W_p YMR027W hom FT NUCLEUS 0.0125933649270825 0.465816166402922 1406 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; YMR027W is not an essential gene biological_process molecular_function nucleus|cytoplasm YLL018C-A COX19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0125375640505168 0.467861307721797 1407 Protein required for cytochrome c oxidase assembly, located in the cytosol and mitochondrial intermembrane space; putative copper metallochaperone that delivers copper to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|metal ion transport copper ion binding|copper chaperone activity cytosol|mitochondrial intermembrane space YLR225C_p YLR225C hom FT RESPONSE TO OXIDATIVE STRESS 0.0124953056203565 0.469296570607163 1408 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR225C is not an essential gene biological_process molecular_function cytoplasm YBR072C-A_p YBR072C-A hom 0.0124919819319042 0.469414789102106 1409 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YJL102W MEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0124889890196936 0.46952125647548 1410 Mitochondrial elongation factor involved in translational elongation translational elongation translation elongation factor activity mitochondrion YKL106W AAT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.012481508278559 0.469787428497314 1411 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 YDL010W GRX6 hom FT RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0124664309804254 0.470324146589599 1412 Cis-golgi localized monothiol glutaredoxin, binds Fe-S cluster; more similar in activity to dithiol than other monothiol glutaredoxins; involved in the oxidative stress response; GRX6 has a paralog, GRX7, that arose from the whole genome duplication cellular response to oxidative stress glutathione-disulfide reductase activity|iron ion binding|protein homodimerization activity|2 iron, 2 sulfur cluster binding integral to membrane|Golgi apparatus|Golgi lumen|endoplasmic reticulum membrane|fungal-type vacuole|cis-Golgi network YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0124643267220775 0.47059767779855 1413 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; involved in glucose repression negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription by galactose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity mediator complex YBL027W RPL19B hom FT TRANSLATION|RIBOSOME 0.012462263304235 0.470671147883723 1414 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 YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0124194593246853 0.47199840036039 1415 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 YBR151W APD1 hom FT NUCLEUS 0.0123878623368681 0.473126485068644 1416 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 YGR002C SWC4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.012365013410536 0.473943166974066 1417 Component of the Swr1p complex that incorporates Htz1p into chromatin; component of the NuA4 histone acetyltransferase complex DNA repair|histone acetylation|chromosome organization|chromatin modification|chromatin remodeling|histone exchange|establishment of mitotic sister chromatid cohesion DNA binding Swr1 complex|histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YPL258C THI21 hom 0.0123644391080774 0.473963704057533 1418 Hydroxymethylpyrimidine (HMP) and HMP-phosphate kinase; involved in thiamine biosynthesis; member of a gene family with THI20 and THI22; functionally redundant with Thi20p thiamine biosynthetic process phosphomethylpyrimidine kinase activity|hydroxymethylpyrimidine kinase activity cellular_component YOL120C RPL18A het FF|FT TRANSLATION|RIBOSOME 0.0123573345968583 0.47421780215001 1419 Ribosomal 60S subunit protein L18A; intron of RPL18A pre-mRNA forms stem-loop structures that are a target for Rnt1p cleavage leading to degradation; homologous to mammalian ribosomal protein L18, no bacterial homolog; RPL18A has a paralog, RPL18B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YNL326C PFA3 hom FT MEMBRANE ORGANIZATION 0.012346606693426 0.474601635284554 1420 Palmitoyltransferase for Vac8p, required for vacuolar membrane fusion; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; autoacylates; required for vacuolar integrity under stress conditions vacuole fusion, non-autophagic|protein palmitoylation palmitoyltransferase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YMR316C-B_d YMR316C-B hom 0.0123465431223523 0.47460391029908 1421 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR381W CTF3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.012326536500752 0.475320183486528 1422 Outer kinetochore protein that forms a complex with Mcm16p and Mcm22p; may bind the kinetochore to spindle microtubules; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-I and fission yeast mis6 chromosome segregation|DNA replication initiation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YOR101W RAS1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0123155428486774 0.475779827882663 1423 GTPase involved in G-protein signaling in adenylate cyclase activation; plays a role in cell proliferation; localized to the plasma membrane; homolog of mammalian RAS proto-oncogenes; relative distribution to the nucleus increases upon DNA replication stress adenylate cyclase-activating G-protein coupled receptor signaling pathway|replicative cell aging|Ras protein signal transduction GTPase activity plasma membrane YPL075W GCR1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0123154901674566 0.475715916055112 1424 Transcriptional activator of genes involved in glycolysis; DNA-binding protein that interacts and functions with the transcriptional activator Gcr2p negative regulation of transcription from RNA polymerase II promoter by glucose|nucleosome organization|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from a mobile element promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|RNA polymerase II distal enhancer sequence-specific DNA binding transcription factor activity|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 nuclear envelope YER121W_p YER121W hom 0.0122968001082 0.476648984246358 1425 Putative protein of unknown function; may be involved in phosphatase regulation and/or generation of precursor metabolites and energy biological_process molecular_function cellular_component YPR136C_d YPR136C het 0.0122824221608887 0.4769016492242 1426 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF RRP9 Unknown Unknown Unknown YAR042W SWH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0122771665217157 0.477090251699965 1427 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 YBR074W_p YBR074W hom FT PROTEOLYSIS 0.0122690145155741 0.477448549945188 1428 Putative metalloprotease biological_process molecular_function cellular_component YDL085C-A_p YDL085C-A hom FT NUCLEUS 0.0122585105980972 0.477760062657396 1429 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YLR057W MNL2 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0122457519987732 0.478218435496303 1430 Putative mannosidase involved in ER-associated protein degradation; localizes to the endoplasmic reticulum; sequence similarity with seven-hairpin glycosidase (GH47) family members, such as Mns1p and Mnl1p, that hydrolyze 1,2-linked alpha-D-mannose residues; non-essential gene ER-associated protein catabolic process molecular_function endoplasmic reticulum YDL115C IWR1 hom FT PROTEIN LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.012241714190028 0.478363550189366 1431 RNA polymerase II transport factor, conserved from yeast to humans; also has a role in transporting RNA polymerase III into the nucleus; interacts with most of the RNAP II subunits; nucleo-cytoplasmic shuttling protein; deletion causes hypersensitivity to K1 killer toxin; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress cellular protein complex localization|nucleocytoplasmic transport protein binding nucleus|DNA-directed RNA polymerase II, holoenzyme|cytoplasm YBR191W RPL21A hom FT TRANSLATION|RIBOSOME 0.0122159195635376 0.479291149911591 1432 Ribosomal 60S subunit protein L21A; homologous to mammalian ribosomal protein L21, no bacterial homolog; RPL21A has a paralog, RPL21B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YNL141W AAH1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.012149771762335 0.481674367174242 1433 Adenine deaminase (adenine aminohydrolase), converts adenine to hypoxanthine; involved in purine salvage; transcriptionally regulated by nutrient levels and growth phase; Aah1p degraded upon entry into quiescence via SCF and the proteasome adenine catabolic process|hypoxanthine salvage|purine-containing compound salvage adenine deaminase activity nucleus|cytoplasm YMR031C EIS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.0121340186268002 0.482438865601367 1434 Component of the eisosome required for proper eisosome assembly; similarity to Ykl050cp and Uso1p; the authentic, non-tagged protein is detected in a phosphorylated state in highly purified mitochondria in high-throughput studies; protein increases in abundance and relocalizes from plasma membrane to cytoplasm upon DNA replication stress eisosome assembly molecular_function eisosome|mitochondrion|membrane raft|cytoplasm YOR186W_p YOR186W hom 0.0121280494532106 0.482458396380172 1435 Putative protein of unknown function; proper regulation of expression during heat stress is sphingolipid-dependent; YOR186W has a paralog, YLR297W, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL076W NET1 het FT CELL CYCLE|CELL DIVISION|GENE SILENCING|NUCLEUS 0.0120877629496845 0.483914301456924 1436 Core subunit of the RENT complex; involved in nucleolar silencing and telophase exit; stimulates transcription by RNA polymerase I and regulates nucleolar structure; NET1 has a paralog, TOF2, that arose from the whole genome duplication regulation of exit from mitosis|nucleolus organization|chromatin silencing at rDNA rDNA binding nucleolus|RENT complex YDR479C PEX29 hom FT PEROXISOME ORGANIZATION 0.0120848012828495 0.484021426399102 1437 Peroxisomal integral membrane peroxin; involved in the regulation of peroxisomal size, number and distribution; genetic interactions suggest that Pex28p and Pex29p act at steps upstream of those mediated by Pex30p, Pex31p, and Pex32p; forms ER foci upon DNA replication stress peroxisome organization molecular_function integral to membrane|peroxisomal membrane YGL008C PMA1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0120777414652829 0.484276835302609 1438 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 YKL026C GPX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0120639753871324 0.48477507217494 1439 Phospholipid hydroperoxide glutathione peroxidase induced by glucose starvation that protects cells from phospholipid hydroperoxides and nonphospholipid peroxides during oxidative stress cellular response to oxidative stress|peroxisome organization phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity extrinsic to mitochondrial outer membrane|peroxisomal matrix YDL096C_d OPI6 hom 0.0120563848535181 0.485310404942321 1440 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene PMT1/YDL095W; YDL096C is not essential Unknown Unknown Unknown YPL131W RPL5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0120397577154378 0.486303452814285 1441 Ribosomal 60S subunit protein L5; homologous to mammalian ribosomal protein L5 and bacterial L18; binds 5S rRNA and is required for 60S subunit assembly cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YHR069C RRP4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0120348655451104 0.486024726866609 1442 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) YKR104W YKR104W hom FT NUCLEOTIDE METABOLISM 0.0120322379662392 0.485924804441371 1443 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; contains a stop codon in S288C; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.012026694252993 0.486125784333922 1444 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 YNL137C NAM9 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0120261047610603 0.486147158216638 1445 Mitochondrial ribosomal component of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR225C MRPL44 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0120218255694229 0.486302328985692 1446 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 YER005W YND1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0119735991272579 0.488052951139674 1447 Apyrase with wide substrate specificity, helps prevent inhibition of glycosylation by hydrolyzing nucleoside tri- and diphosphates that inhibit glycotransferases; partially redundant with Gda1p; mediates adenovirus E4orf4-induced toxicity protein glycosylation nucleoside-triphosphatase activity|nucleoside-diphosphatase activity COPI-coated vesicle|Golgi apparatus|membrane|Golgi membrane YLR198C_d YLR198C het 0.0119714357621733 0.488131560947406 1448 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 YPL117C IDI1 het FT LIPID METABOLISM|NUCLEUS 0.0119579548490076 0.488621568225938 1449 Isopentenyl diphosphate:dimethylallyl diphosphate isomerase (IPP isomerase), catalyzes an essential activation step in the isoprenoid biosynthetic pathway; required for viability farnesyl diphosphate biosynthetic process isopentenyl-diphosphate delta-isomerase activity nucleus|cytoplasm YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0119427412240527 0.489563784206971 1450 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 YLR208W SEC13 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0119357557594921 0.489429042911937 1451 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 YGL261C_p PAU11 hom 0.0119349342617621 0.489523698447568 1452 Putative protein of unknown function and member of the seripauperin multigene family encoded mainly in subtelomeric regions; mRNA expression appears to be regulated by SUT1 and UPC2 biological_process molecular_function cellular_component YBL049W MOH1 hom 0.011934103661662 0.489489165388602 1453 Protein of unknown function, has homology to kinase Snf7p; not required for growth on nonfermentable carbon sources; essential for survival in stationary phase biological_process molecular_function cellular_component YOR033C EXO1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0119238407576001 0.489862737858731 1454 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 YPL212C PUS1 hom FT RNA PROCESSING|NUCLEUS 0.0119197492456873 0.490011712735528 1455 tRNA:pseudouridine synthase, introduces pseudouridines at positions 26-28, 34-36, 65, and 67 of tRNA; nuclear protein that appears to be involved in tRNA export; also acts on U2 snRNA snRNA pseudouridine synthesis|tRNA pseudouridine synthesis pseudouridine synthase activity nucleus YMR302C YME2 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0118954130341275 0.49122169686954 1456 Integral inner mitochondrial membrane protein with a role in maintaining mitochondrial nucleoid structure and number; mutants exhibit an increased rate of mitochondrial DNA escape; shows some sequence similarity to exonucleases mitochondrial genome maintenance molecular_function mitochondrion|integral to mitochondrial inner membrane YNL293W MSB3 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0118951360851311 0.490973056574291 1457 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 YPL060W MFM1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0118940238747572 0.490948949797655 1458 Mitochondrial inner membrane magnesium transporter, involved in maintenance of mitochondrial magnesium concentrations and membrane potential; indirectly affects splicing of group II introns; functionally and structurally related to Mrs2p mitochondrial magnesium ion transport magnesium ion transmembrane transporter activity integral to membrane|mitochondrial inner membrane YER013W PRP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0118927497682598 0.491060033923691 1459 DEAH-box RNA-dependent ATPase/ATP-dependent RNA helicase, associates with lariat intermediates before the second catalytic step of splicing; mediates ATP-dependent mRNA release from the spliceosome and unwinds RNA duplexes spliceosomal complex disassembly|generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity|ATP-dependent RNA helicase activity U2-type post-spliceosomal complex|U2-type catalytic step 2 spliceosome YHR007C ERG11 het FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0118899079306502 0.49109899281859 1460 Lanosterol 14-alpha-demethylase; catalyzes the C-14 demethylation of lanosterol to form 4,4''-dimethyl cholesta-8,14,24-triene-3-beta-ol in the ergosterol biosynthesis pathway; member of the cytochrome P450 family; associated and coordinately regulated with the P450 reductase Ncp1p ergosterol biosynthetic process sterol 14-demethylase activity endoplasmic reticulum YMR272C SCS7 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.01188443698002 0.491621694481459 1461 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 YPL210C SRP72 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0118373025069111 0.493018842490821 1462 Core component of the signal recognition particle (SRP) ribonucleoprotein (RNP) complex that functions in targeting nascent secretory proteins to the endoplasmic reticulum (ER) membrane SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YGR167W CLC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.011822097527463 0.493767853924357 1463 Clathrin light chain; subunit of the major coat protein involved in intracellular protein transport and endocytosis; thought to regulate clathrin function; two Clathrin heavy chains (CHC1) form the clathrin triskelion structural component; YGR167W endocytosis|vesicle-mediated transport structural molecule activity clathrin vesicle coat YLR435W TSR2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0117712223024397 0.495436142126606 1464 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 YHR205W SCH9 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0117711526768582 0.495438692452796 1465 AGC family protein kinase; functional ortholog of mammalian S6 kinase; phosphorylated by Tor1p and required for TORC1-mediated regulation of ribosome biogenesis, translation initiation, and entry into G0 phase; involved in transactivation of osmostress-responsive genes; regulates G1 progression, cAPK activity and nitrogen activation of the FGM pathway; integrates nutrient signals and stress signals from sphingolipids to regulate lifespan protein phosphorylation|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|regulation of protein localization|positive regulation of transcription from RNA polymerase III promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|regulation of cell size|regulation of response to osmotic stress protein serine/threonine kinase activity chromatin|fungal-type vacuole membrane|nucleus|cytoplasm YOR113W AZF1 hom FT TRANSCRIPTION FROM RNA POL II|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0117681760720772 0.495547729522627 1466 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 YBL084C CDC27 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0117598172048538 0.49604680365561 1467 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YNR012W URK1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0117246510079314 0.497143573360476 1468 Uridine/cytidine kinase, component of the pyrimidine ribonucleotide salvage pathway that converts uridine into UMP and cytidine into CMP; involved in the pyrimidine deoxyribonucleotide salvage pathway, converting deoxycytidine into dCMP pyrimidine-containing compound salvage uridine kinase activity nucleus|cytoplasm YML036W CGI121 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0117155911058585 0.497668516331107 1469 Component of the EKC/KEOPS complex with Bud32p, Kae1p, Pcc1p, and Gon7p; EKC/KEOPS complex is required for t6A tRNA modification and may have roles in telomere maintenance and transcription; Cgi121p is dispensable for tRNA modification telomere maintenance|positive regulation of transcription from RNA polymerase II promoter molecular_function EKC/KEOPS complex YGR180C RNR4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0117142152145506 0.497847354354841 1470 Ribonucleotide-diphosphate reductase (RNR) small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits; relocalizes from nucleus to cytoplasm upon DNA replication stress cofactor biosynthetic process|deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YIR017C MET28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0117141271147711 0.497529841695519 1471 Basic leucine zipper (bZIP) transcriptional activator in the Cbf1p-Met4p-Met28p complex, participates in the regulation of sulfur metabolism regulation of transcription from RNA polymerase II promoter|regulation of sulfur amino acid metabolic process|Unknown RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YML025C YML6 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0117058287657105 0.497898633033148 1472 Mitochondrial ribosomal protein of the large subunit, has similarity to E. coli L4 ribosomal protein and human mitoribosomal MRP-L4 protein; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR320W MMS22 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0116898846501468 0.498740629328663 1473 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 YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0116672291107241 0.499253123332152 1474 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 YLR176C RFX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0116573698331683 0.49961580826294 1475 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 YGL223C COG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0116433894116821 0.50057800058451 1476 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments retrograde transport, vesicle recycling within Golgi|intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0116358423304096 0.501111740744683 1477 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 YER145C FTR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0116064817010906 0.501490008170245 1478 High affinity iron permease; involved in the transport of iron across the plasma membrane; forms complex with Fet3p; expression is regulated by iron; protein abundance increases in response to DNA replication stress iron assimilation by reduction and transport|high-affinity iron ion transport|transmembrane transport iron ion transmembrane transporter activity high affinity iron permease complex|integral to membrane|plasma membrane YDR071C PAA1 hom FT CHROMATIN ORGANIZATION 0.0116012612560085 0.501682486375189 1479 Polyamine acetyltransferase; acetylates polyamines (e.g. putrescine, spermidine, spermine) and also aralkylamines (e.g. tryptamine, phenylethylamine); may be involved in transcription and/or DNA replication chromatin organization diamine N-acetyltransferase activity|aralkylamine N-acetyltransferase activity cytoplasm YER098W UBP9 hom FT PROTEOLYSIS 0.0115963092686278 0.501865102645566 1480 Ubiquitin-specific protease that cleaves ubiquitin-protein fusions; UBP9 has a paralog, UBP13, that arose from the whole genome duplication protein deubiquitination ubiquitin-specific protease activity cytoplasm YDR363W ESC2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS 0.0115825172612877 0.502373900905096 1481 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 YDR389W SAC7 hom FF|FT CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0115809646590199 0.502431194724726 1482 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 YPR060C ARO7 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0115803465730337 0.502454004171825 1483 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 YDL191W RPL35A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0115618135895978 0.503138187633697 1484 Ribosomal 60S subunit protein L35A; homologous to mammalian ribosomal protein L35 and bacterial L29; RPL35A has a paralog, RPL35B, that arose from the whole genome duplication cytoplasmic translation|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic large ribosomal subunit|preribosome, large subunit precursor YKR025W RPC37 het FT NUCLEUS 0.0115358389276078 0.504161509001223 1485 RNA polymerase III subunit C37 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YHR092C HXT4 hom FT PLASMA MEMBRANE 0.0115274086713938 0.504409619657831 1486 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 YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0115123016209258 0.504968434573798 1487 Subunit of the transmembrane ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport, NPC biogenesis and spindle pole body duplication; homologous to human NDC1 nucleocytoplasmic transport|nuclear pore organization|spindle pole body duplication associated with nuclear envelope structural constituent of nuclear pore integral to membrane|nuclear pore transmembrane ring|spindle pole body|nuclear pore YKL111C_d YKL111C het 0.0115092660572046 0.505080760435222 1488 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 YMR207C HFA1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0114873466868292 0.505892239763409 1489 Mitochondrial acetyl-coenzyme A carboxylase; catalyzes the production of malonyl-CoA in mitochondrial fatty acid biosynthesis; relocalizes from mitochondrion to cytoplasm upon DNA replication stress fatty acid biosynthetic process acetyl-CoA carboxylase activity mitochondrion YDR091C RLI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|NUCLEUS|RIBOSOME 0.0114820528974899 0.506088324463484 1490 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 YIR020W-A_d YIR020W-A hom 0.0114713844401921 0.506483611052731 1491 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YNR066C_p YNR066C hom 0.0114365916378985 0.507773877103114 1492 Putative membrane-localized protein of unknown function biological_process molecular_function integral to membrane|membrane YDR345C HXT3 hom FT PLASMA MEMBRANE 0.0114306278380066 0.507995213327734 1493 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 YKL149C DBR1 hom FT RNA PROCESSING|NUCLEUS 0.0114244335576172 0.508288399160792 1494 RNA lariat debranching enzyme, involved in intron turnover; required for efficient Ty1 transposition snoRNA metabolic process|pseudohyphal growth|RNA catabolic process|transposition, RNA-mediated RNA lariat debranching enzyme activity nucleus YJR001W AVT1 hom FT VACUOLAR TRANSPORT 0.0114206681637967 0.509505188879922 1495 Vacuolar transporter, imports large neutral amino acids into the vacuole; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters amino acid transport|vacuolar transport transporter activity|L-glutamine transmembrane transporter activity|L-isoleucine transmembrane transporter activity|L-tyrosine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YGR153W_p YGR153W hom 0.0114126623544565 0.508725482651539 1496 Putative protein of unknown function biological_process molecular_function cellular_component YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0114012626335984 0.509085790150464 1497 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 YIL103W DPH1 hom 0.0113982935610044 0.509448848528456 1498 Protein required, along with Dph2p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph2p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0113639166615426 0.510474528976451 1499 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 YJL005W CYR1 het FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0113582051442606 0.510687090570026 1500 Adenylate cyclase, required for cAMP production and cAMP-dependent protein kinase signaling; the cAMP pathway controls a variety of cellular processes, including metabolism, cell cycle, stress response, stationary phase, and sporulation adenylate cyclase-modulating G-protein coupled receptor signaling pathway|Ras protein signal transduction adenylate cyclase activity mitochondrion|plasma membrane YLR289W GUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION|RIBOSOME 0.0113580598076505 0.510692500065513 1501 Mitochondrial matrix GTPase that associates with mitochondrial ribosomes; important for translation under temperature and nutrient stress; may have a role in translational fidelity; similar to bacterial LepA elongation factor positive regulation of translation ribosome binding|GTPase activity mitochondrion|mitochondrial ribosome|mitochondrial matrix YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0113448572578099 0.511247022600519 1502 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 YLR264C-A_p YLR264C-A hom 0.0113394510855252 0.511385372489755 1503 Putative protein of unknown function biological_process molecular_function cellular_component YJL153C INO1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0113347546457048 0.51200132393211 1504 Inositol-3-phosphate synthase, involved in synthesis of inositol phosphates and inositol-containing phospholipids; transcription is coregulated with other phospholipid biosynthetic genes by Ino2p and Ino4p, which bind the UASINO DNA element inositol biosynthetic process inositol-3-phosphate synthase activity cytoplasm YMR086W SEG1 hom 0.0113315105094215 0.51168117915741 1505 Component of eisosome required for proper eisosome assembly; precedes Pil1p/Lsp1p during eisosome formation and controls eisosome length and shape; Seg1p-GFP diffusely distributed and forms heterogeneous patches at the plasma membrane in small buds, also found in medium and large buds; may interact with ribosomes, based on co-purification experiments; expression is repressed by cAMP; similar to A. gossypii SEG gene and to S. pombe Sle1p, important for generating eisosomes biological_process molecular_function eisosome|ribosome|cytoplasm YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0113134861221169 0.512352964595997 1506 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 YDL133W SRF1 hom 0.0112985461096181 0.512910140785629 1507 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 YIL009C-A EST3 hom FT NUCLEUS|CHROMOSOME 0.0112835850392738 0.51346841836864 1508 Component of the telomerase holoenzyme, involved in telomere replication telomere maintenance via telomerase ATP-dependent DNA/RNA helicase activity|GTPase activity|telomeric DNA binding chromosome, telomeric region|nucleus|telomerase holoenzyme complex YER166W DNF1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0112382779729513 0.515160994138256 1509 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|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|plasma membrane YBR196C-B_p YBR196C-B hom 0.0112125582306997 0.516123116192946 1510 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YBR173C UMP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0112023463471771 0.51650537968225 1511 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 YHR204W MNL1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0111876178336638 0.51705697331989 1512 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 YIL130W ASG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0111722787078967 0.517631758831917 1513 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 YPL038W MET31 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0111592958925115 0.518118507133435 1514 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 YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0111530827437713 0.518351532544435 1515 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0110958174194851 0.520501827018301 1516 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 YPR074C TKL1 hom FF|FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0110936317872495 0.520583987735713 1517 Transketolase; catalyzes conversion of xylulose-5-phosphate and ribose-5-phosphate to sedoheptulose-7-phosphate and glyceraldehyde-3-phosphate in the pentose phosphate pathway; needed for synthesis of aromatic amino acids; TKL1 has a paralog, TKL2, that arose from the whole genome duplication pentose-phosphate shunt transketolase activity cytoplasm YLR096W KIN2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0110626640606711 0.52174882160871 1518 Serine/threonine protein kinase involved in regulation of exocytosis; localizes to the cytoplasmic face of the plasma membrane; closely related to Kin1p protein autophosphorylation|exocytosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity plasma membrane YCL042W_p YCL042W hom 0.0110086842430479 0.523906256440307 1519 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YPL252C YAH1 het FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0109885929714623 0.524540390275871 1520 Ferredoxin of the mitochondrial matrix required for formation of cellular iron-sulfur proteins; involved in heme A biosynthesis; homologous to human adrenodoxin ubiquinone biosynthetic process|iron-sulfur cluster assembly|heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrial matrix YML060W OGG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0109738705382926 0.525096154532174 1521 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 YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.0109731833898177 0.525122101388998 1522 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 YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.010942441486066 0.526962768219757 1523 Cystathionine gamma-lyase, catalyzes one of the two reactions involved in the transsulfuration pathway that yields cysteine from homocysteine with the intermediary formation of cystathionine; protein abundance increases in response to DNA replication stress sulfur amino acid metabolic process|cysteine biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|cysteine metabolic process cystathionine gamma-lyase activity cytoplasm YDR391C_p YDR391C hom FT NUCLEUS 0.0109247996015346 0.52701234912193 1524 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 YDR214W AHA1 hom FT NUCLEOTIDE METABOLISM 0.0109200409199121 0.527315603728788 1525 Co-chaperone that binds to Hsp82p and activates its ATPase activity; similar to Hch1p; expression is regulated by stresses such as heat shock; protein abundance increases in response to DNA replication stress protein folding|response to stress ATPase activator activity|chaperone binding cytoplasm YLR453C RIF2 hom FT NUCLEUS|CHROMOSOME 0.0109147820714288 0.527391325705712 1526 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 YDL217C TIM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0109129313748426 0.52739977630564 1527 Essential core component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane; forms the channel through which proteins are imported protein import into mitochondrial inner membrane mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YML112W CTK3 hom FF|FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.010861129253698 0.529730650868738 1528 Gamma subunit of C-terminal domain kinase I; CTDK-I phosphorylates RNA polymerase II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and also phosphorylates ribosomal protein Rps2p to increase translational fidelity; protein abundance increases in response to DNA replication stress mRNA 3'-end processing|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation cyclin-dependent protein kinase activity nucleoplasm|nucleolus|carboxy-terminal domain protein kinase complex YPR089W_p YPR089W hom FT GOLGI APPARATUS 0.0108387975451717 0.530209112935445 1529 Protein of unknown function; exhibits genetic interaction with ERG11 and protein-protein interaction with Hsp82p biological_process molecular_function cellular_component YPL162C_p YPL162C hom 0.0108296442547636 0.530556507426013 1530 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the membrane of vacuole with cell cycle-correlated morphology biological_process molecular_function fungal-type vacuole membrane|integral to membrane YOR105W_p YOR105W hom 0.0108282654128609 0.530608848569569 1531 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YMR312W ELP6 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0108124336100315 0.531393759879013 1532 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity protein urmylation|regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex YDR440W DOT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0108055444808559 0.532145747216523 1533 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 YMR011W HXT2 hom FT PLASMA MEMBRANE 0.0108037821562601 0.531538674486998 1534 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 YGR208W SER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0107938128918865 0.532162285542497 1535 Phosphoserine phosphatase of the phosphoglycerate pathway, involved in serine and glycine biosynthesis, expression is regulated by the available nitrogen source L-serine biosynthetic process phosphoserine phosphatase activity nucleus|cytoplasm YER019W ISC1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0107620823818211 0.533185309699594 1536 Mitochondrial membrane localized inositol phosphosphingolipid phospholipase C, hydrolyzes complex sphingolipids to produce ceramide; activated by phosphatidylserine, cardiolipin, and phosphatidylglycerol; mediates Na+ and Li+ halotolerance response to salt stress|ceramide biosynthetic process|sphingolipid catabolic process inositol phosphosphingolipid phospholipase activity mitochondrion|endoplasmic reticulum|integral to mitochondrial outer membrane YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0107383268106509 0.534028587186287 1537 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 YER099C PRS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0107310910514941 0.534792178287858 1538 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; PRS2 has a paralog, PRS4, that arose from the whole genome duplication fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process ribose phosphate diphosphokinase activity cytoplasm YBL074C AAR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0106740308445045 0.536480116190868 1539 Component of the U5 snRNP, required for splicing of U3 precursors; originally described as a splicing factor specifically required for splicing pre-mRNA of the MATa1 cistron assembly of spliceosomal tri-snRNP molecular_function U5 snRNP YJL105W SET4 hom FT CHROMATIN ORGANIZATION 0.010655715194098 0.537240193913252 1540 Protein of unknown function, contains a SET domain; SET4 has a paralog, SET3, that arose from the whole genome duplication biological_process molecular_function cellular_component YKL142W MRP8 hom 0.0105712057378899 0.540412443301523 1541 Protein of unknown function; undergoes sumoylation; transcription induced under cell wall stress; protein levels are reduced under anaerobic conditions; protein abundance increases in response to DNA replication stress; originally thought to be a mitochondrial ribosomal protein based on sequence analysis biological_process molecular_function cytoplasm YGR190C_d YGR190C het 0.0105655525082923 0.540629056140352 1542 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene HIP1/YGR191W Unknown Unknown Unknown YGL063W PUS2 hom FT RNA PROCESSING|MITOCHONDRION 0.0105586811821693 0.540892400764906 1543 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 YDR346C SVF1 hom FT RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0105473302786761 0.541327566178758 1544 Protein with a potential role in cell survival pathways, required for the diauxic growth shift; expression in mammalian cells increases survival under conditions inducing apoptosis; mutant has increased aneuploidy tolerance cellular response to oxidative stress molecular_function nucleus|cytoplasm YGR184C UBR1 hom FT PROTEOLYSIS 0.0105435491985192 0.542136436126107 1545 E3 ubiquitin ligase (N-recognin); forms heterodimer with Rad6p to ubiquitinate substrates in the N-end rule pathway; regulates peptide transport via Cup9p ubiquitination; plays a major role in targeting cytosolic misfolded proteins for degradation; mutation in human UBR1 causes Johansson-Blizzard Syndrome (JBS) regulation of dipeptide transport|ubiquitin-dependent protein catabolic process via the N-end rule pathway|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process|protein polyubiquitination ubiquitin-protein ligase activity proteasome regulatory particle, base subcomplex|cytoplasm YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0105103183654993 0.542747723745068 1546 Protein that localizes to chromatin and has a role in regulation of histone gene expression; has a bromodomain-like region that interacts with the N-terminal tail of histone H3, and an ATPase domain; potentially phosphorylated by Cdc28p negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing|positive regulation of transcription from RNA polymerase II promoter chromatin binding|histone binding extrinsic to endoplasmic reticulum membrane|nucleus YPL077C_p YPL077C hom 0.0104801871897876 0.543905234122763 1547 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 YHL015W RPS20 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0104659091895783 0.544454161836782 1548 Protein component of the small (40S) ribosomal subunit; overproduction suppresses mutations affecting RNA polymerase III-dependent transcription; homologous to mammalian ribosomal protein S20 and bacterial S10 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 YKL148C SDH1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0104204742299682 0.546202769780594 1549 Flavoprotein subunit of succinate dehydrogenase; couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain; FAD binding to Sdh1p is required for the assembly of the succinate dehydrogenase subunits cellular respiration|mitochondrial electron transport, succinate to ubiquinone|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity|flavin adenine dinucleotide binding mitochondrial respiratory chain complex II|mitochondrion|mitochondrial membrane YKL096C-B_p YKL096C-B hom 0.0104163528884927 0.5463615210727 1550 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR245W MNN10 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0104093982988523 0.546808908724026 1551 Subunit of a Golgi mannosyltransferase complex also containing Anp1p, Mnn9p, Mnn11p, and Hoc1p that mediates elongation of the polysaccharide mannan backbone; membrane protein of the mannosyltransferase family N-glycan processing|cell wall mannoprotein biosynthetic process|substituted mannan metabolic process|barrier septum assembly alpha-1,6-mannosyltransferase activity alpha-1,6-mannosyltransferase complex YJR009C TDH2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0104079689868127 0.546684533816489 1552 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 YLR455W YLR455W hom FT NUCLEUS 0.0103838802806285 0.54761314278209 1553 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YBR152W SPP381 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0103835087587095 0.547627470890619 1554 mRNA splicing factor, component of U4/U6.U5 tri-snRNP; interacts genetically and physically with Prp38p mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step molecular_function U4/U6 x U5 tri-snRNP complex YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.0103790477778836 0.547978643303687 1555 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 YLR076C_d YLR076C het 0.010349782251962 0.550063131478777 1556 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPL10 which encodes the ribosomal protein L10 Unknown Unknown Unknown YKR072C SIS2 hom FF|FT CELL CYCLE|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0103414688822051 0.549488267166312 1557 Negative regulatory subunit of protein phosphatase 1 Ppz1p and also a subunit of the phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis regulation of mitotic cell cycle|response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex|nucleus|cytoplasm YGR164W_d YGR164W hom 0.0103387815721284 0.549353771602771 1558 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.010315348005632 0.550259288523557 1559 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 YBR045C GIP1 hom FT CELL WALL ORG/BIOGENESIS 0.010308206120601 0.55053541035022 1560 Meiosis-specific regulatory subunit of the Glc7p protein phosphatase, regulates spore wall formation and septin organization, required for expression of some late meiotic genes and for normal localization of Glc7p ascospore wall assembly|regulation of phosphoprotein phosphatase activity protein phosphatase type 1 regulator activity|protein phosphatase 1 binding protein phosphatase type 1 complex|prospore membrane YLL007C_p YLL007C hom 0.0102859716214918 0.551395483862709 1561 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL007C is not an essential gene biological_process molecular_function cytoplasm YEL045C_d YEL045C hom 0.0102686212190151 0.552067089324997 1562 Dubious open reading frame unlikely to encode a protein based on available experimental and comparative sequence data; deletion gives MMS sensitivity, growth defect under alkaline conditions, less than optimal growth upon citric acid stress Unknown Unknown Unknown YLL010C PSR1 hom FT PLASMA MEMBRANE 0.0102370360821363 0.553290727655038 1563 Plasma membrane associated protein phosphatase involved in the general stress response; required along with binding partner Whi2p for full activation of STRE-mediated gene expression, possibly through dephosphorylation of Msn2p response to stress phosphoprotein phosphatase activity plasma membrane YIL054W_p YIL054W hom 0.0102343478884211 0.553394932160747 1564 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YOR014W RTS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0102224488297389 0.553915411206889 1565 B-type regulatory subunit of protein phosphatase 2A (PP2A); Rts1p and Cdc55p are alternative regulatory subunits for PP2A catalytic subunits, Pph21p and Pph22p; PP2A-Rts1p protects cohesin when recruited by Sgo1p to the pericentromere; highly enriched at centromeres in the absence of Cdc55p; required for maintenance of septin ring organization during cytokinesis, for ring disassembly in G1 and for dephosphorylation of septin, Shs1p; homolog of the mammalian B' subunit of PP2A mitotic cell cycle spindle orientation checkpoint|cellular protein localization|meiotic sister chromatid cohesion, centromeric|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|spindle pole body|condensed nuclear chromosome, centromeric region|cellular bud neck|cytoplasm YFR004W RPN11 het FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0102216054896783 0.55465834249851 1566 Metalloprotease subunit of the 19S regulatory particle of the 26S proteasome lid; couples the deubiquitination and degradation of proteasome substrates; involved, independent of catalytic activity, in fission of mitochondria and peroxisomes; protein abundance increases in response to DNA replication stress protein deubiquitination|proteasomal ubiquitin-dependent protein catabolic process|peroxisome fission|mitochondrial fission metallopeptidase activity|ubiquitin-specific protease activity cytosol|mitochondrion|proteasome storage granule|nucleus|proteasome regulatory particle, lid subcomplex YPR028W YOP1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0101997931410886 0.554735259450621 1567 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 YOR148C SPP2 het FT RNA PROCESSING|NUCLEUS 0.0101925902228734 0.555014849637648 1568 Essential protein that promotes the first step of splicing and is required for the final stages of spliceosome maturation; interacts with Prp2p, which may release Spp2p from the spliceosome following the first cleavage reaction mRNA splicing, via spliceosome molecular_function spliceosomal complex YOR024W_d YOR024W hom 0.0101737364046967 0.555747009677492 1569 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR139C HOM6 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0101681787563229 0.556552522685549 1570 Homoserine dehydrogenase (L-homoserine:NADP oxidoreductase), dimeric enzyme that catalyzes the third step in the common pathway for methionine and threonine biosynthesis; enzyme has nucleotide-binding, dimerization and catalytic regions threonine biosynthetic process|methionine biosynthetic process|homoserine biosynthetic process homoserine dehydrogenase activity nucleus|cytoplasm YPR069C SPE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0101664886262359 0.556028591744845 1571 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 YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0101631425550277 0.556158612796212 1572 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 YER074W RPS24A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0101621133813021 0.556198607230333 1573 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 YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0101509844752629 0.55663117410065 1574 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair, similar to 52 kDa subunit of human TFIIH phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter double-stranded DNA binding|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0101426338936647 0.55695585852642 1575 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 YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.0101374812869826 0.557156246398664 1576 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 YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0101367067390423 0.55718637205314 1577 Component of the RSC chromatin remodeling complex; found in close proximity to nucleosomal DNA; displaced from the surface of nucleosomal DNA after chromatin remodeling; acetylated (K25) by Gcn5p, altering replication stress tolerance; contains tandem bromodomains that recognize histone H3 acetylated on K14 (H3K14ac) by Gcn5p G2/M transition of mitotic cell cycle|ATP-dependent chromatin remodeling|nucleosome disassembly|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity RSC complex YEL046C GLY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0101059048086403 0.558561085264375 1578 Threonine aldolase, catalyzes the cleavage of L-allo-threonine and L-threonine to glycine; involved in glycine biosynthesis threonine catabolic process|glycine biosynthetic process threonine aldolase activity|L-allo-threonine aldolase activity cytosol YFR023W PES4 hom FT NUCLEUS 0.0101003880808385 0.558599857697576 1579 Poly(A) binding protein, suppressor of DNA polymerase epsilon mutation; PES4 has a paralog, MIP6, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.0100900105470096 0.559004060547945 1580 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 YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.0100763612222419 0.559535915052815 1581 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 YOR204W DED1 het FT TRANSLATION 0.0100723626593125 0.559691768027902 1582 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 YIL067C_p YIL067C hom 0.0100718139515078 0.559713156789712 1583 Uncharacterized protein of unknown function biological_process molecular_function integral to membrane|fungal-type vacuole YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.0100433539218271 0.560881508707578 1584 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 YPL101W ELP4 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0100334385442948 0.561210021535201 1585 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 YMR205C PFK2 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0100089632093239 0.56234063964073 1586 Beta subunit of heterooctameric phosphofructokinase involved in glycolysis, indispensable for anaerobic growth, activated by fructose-2,6-bisphosphate and AMP, mutation inhibits glucose induction of cell cycle-related genes proton transport|glycolysis mRNA binding|6-phosphofructokinase activity mitochondrion|6-phosphofructokinase complex|cytoplasm YPL259C APM1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0100057909837821 0.562289636160801 1587 Mu1-like medium subunit of the clathrin-associated protein complex (AP-1); binds clathrin; involved in clathrin-dependent Golgi protein sorting Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YPR142C_d YPR142C het 0.0100025818323129 0.562415015817748 1588 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RRP15, which is required for ribosomal RNA processing Unknown Unknown Unknown YDL020C RPN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.00993360968621407 0.565751656940274 1589 Transcription factor that stimulates expression of proteasome genes; Rpn4p levels are in turn regulated by the 26S proteasome in a negative feedback control mechanism; RPN4 is transcriptionally regulated by various stress responses; relative distribution to the nucleus increases upon DNA replication stress positive regulation of proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|regulation of DNA repair|negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YPL138C SPP1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.00987214124874085 0.567522640346051 1590 Subunit of COMPASS (Set1C), a complex which methylates histone H3 on lysine 4 and is required in telomeric transcriptional silencing; interacts with Orc2p; PHD finger domain protein similar to human CGBP, an unmethylated CpG binding protein histone H3-K4 methylation|regulation of transcription, DNA-dependent|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific)|chromatin binding|methylated histone residue binding Set1C/COMPASS complex YHL032C GUT1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00985739749328293 0.56810135095418 1591 Glycerol kinase, converts glycerol to glycerol-3-phosphate; glucose repression of expression is mediated by Adr1p and Ino2p-Ino4p; derepression of expression on non-fermentable carbon sources is mediated by Opi1p and Rsf1p glycerol metabolic process glycerol kinase activity mitochondrion|cytoplasm YGL094C PAN2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|PROTEOLYSIS 0.00981873153597853 0.569620376428749 1592 Essential subunit of the Pan2p-Pan3p poly(A)-ribonuclease complex, which acts to control poly(A) tail length and regulate the stoichiometry and activity of postreplication repair complexes mRNA 3'-end processing|postreplication repair|mRNA processing poly(A)-specific ribonuclease activity PAN complex|cytoplasm YNL287W SEC21 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00980056606206968 0.570334690962109 1593 Gamma subunit of coatomer, a heptameric protein complex that together with Arf1p forms the COPI coat; involved in ER to Golgi transport of selective cargo retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport molecular_function endosome|COPI vesicle coat YDR230W_d YDR230W hom 0.00979993011237432 0.57064720696197 1594 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 YIL157C COA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00979487004874267 0.570558761136411 1595 Mitochondrial inner membrane protein required for assembly of the cytochrome c oxidase complex (complex IV); interacts with complex IV assembly factor Shy1p during the early stages of assembly mitochondrial respiratory chain complex IV assembly molecular_function integral to mitochondrial membrane|mitochondrion|integral to mitochondrial inner membrane YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.00978986555412042 0.57075566288822 1596 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on mutant phenotype and its regulation by Ste12p conjugation with cellular fusion glucosidase activity fungal-type cell wall|extracellular region|endoplasmic reticulum|cytoplasm YJL053W PEP8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.00978499178597348 0.570947452295136 1597 Vacuolar protein component of the retromer; forms part of the multimeric membrane-associated retromer complex involved in vacuolar protein sorting along with Vps35p, Vps29p, Vps17p, and Vps5p; essential for endosome-to-Golgi retrograde protein transport; interacts with Ypt7p; protein abundance increases in response to DNA replication stress protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YFR001W LOC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.00977154290669568 0.571476843013257 1598 Nuclear protein involved in asymmetric localization of ASH1 mRNA; binds double-stranded RNA in vitro; constituent of 66S pre-ribosomal particles; relocalizes from nucleus to cytoplasm upon DNA replication stress endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|intracellular mRNA localization mRNA binding nucleolus|preribosome, large subunit precursor YCL057C-A MOS1 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00975713263160407 0.572044336210221 1599 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 YPL102C_d YPL102C hom 0.0097567602832646 0.572059003262905 1600 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 YGR089W NNF2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00975432903313769 0.572154776238956 1601 Protein that exhibits physical and genetic interactions with Rpb8p, which is a subunit of RNA polymerases I, II, and III; computational analysis of large-scale protein-protein interaction data suggests a role in chromosome segregation biological_process molecular_function integral to membrane YHR139C-A_d YHR139C-A hom 0.00971268620487531 0.573796371641549 1602 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.00970146456995758 0.57423911919726 1603 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 YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00969099333795491 0.574652405508246 1604 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 YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00967948618777692 0.575563012207068 1605 Glucokinase; catalyzes the phosphorylation of glucose at C6 in the first irreversible step of glucose metabolism; one of three glucose phosphorylating enzymes; expression regulated by non-fermentable carbon sources; GLK1 has a paralog, EMI2, that arose from the whole genome duplication glucose import|mannose metabolic process|glycolysis|glucose metabolic process glucokinase activity cytosol|plasma membrane YJL077C ICS3 hom 0.00965405113766792 0.576168481926874 1606 Protein of unknown function; may play a role in vacuolar sorting, null mutants are hypersensitive to sortin2 biological_process molecular_function cellular_component YNL116W DMA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.00965369244502822 0.576125766575269 1607 Ubiquitin-protein ligase (E3); controls septin dynamics and the spindle position checkpoint (SPOC) along with functionally redundant ligase Dma1p by regulating the recruitment of Elm1p to the bud neck; regulates levels of the translation initiation factor eIF2 subunit Gcd11p, as well as abundance, localization, and ubiquitination of Cdk inhibitory kinase Swe1p; ortholog of human RNF8 protein, with sequence similarity to human Chfr; contains FHA and RING finger domains establishment of mitotic spindle orientation|protein autoubiquitination|septin ring assembly|mitotic cell cycle spindle assembly checkpoint ubiquitin-protein ligase activity cytoplasm YOL115W PAP2 hom FT CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.00962980454297812 0.577070258284837 1608 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 YOL116W MSN1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.00962152457420142 0.577397805904567 1609 Transcriptional activator; involved in regulation of invertase and glucoamylase expression, invasive growth and pseudohyphal differentiation, iron uptake, chromium accumulation, and response to osmotic stress; localizes to the nucleus; 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 methylglyoxal|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|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 sequence-specific DNA binding nucleus YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00961525719569386 0.577645795561592 1610 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 YLR347C KAP95 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0095809218878878 0.579231718099861 1611 Karyopherin beta, forms a complex with Srp1p/Kap60p; interacts with nucleoporins to mediate nuclear import of NLS-containing cargo proteins via the nuclear pore complex; regulates PC biosynthesis; GDP-to-GTP exchange factor for Gsp1p protein targeting to membrane|regulation of protein desumoylation|protein import into nucleus|phosphatidylcholine biosynthetic process|nuclear pore complex assembly protein transporter activity|Ran guanyl-nucleotide exchange factor activity integral to membrane|nuclear exosome (RNase complex)|nuclear pore|cytoplasm YKR056W TRM2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE 0.00957461862527547 0.579311578876393 1612 tRNA methyltransferase, 5-methylates the uridine residue at position 54 of tRNAs and may also have a role in tRNA stabilization or maturation; endo-exonuclease with a role in DNA repair double-strand break repair|DNA repair|tRNA modification tRNA (m5U54) methyltransferase activity|double-stranded DNA specific 5'-3' exodeoxyribonuclease activity|single-stranded DNA specific endodeoxyribonuclease activity cellular_component YGL250W RMR1 hom FT CELL CYCLE|NUCLEUS 0.00955817010058529 0.579906940019356 1613 Protein required for meiotic recombination and gene conversion; null mutant displays reduced PIS1 expression and growth defects on non-fermentable carbon sources and minimal media; GFP-fusion protein localizes to both cytoplasm and nucleus meiotic gene conversion|reciprocal meiotic recombination molecular_function nucleus|cytoplasm YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00948880601280069 0.582659929288623 1614 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 YLR120C YPS1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.00944135434816133 0.584546741802751 1615 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 YBL048W_d RRT1 hom 0.00940984196190528 0.585857218377529 1616 Identified in a screen for mutants with increased levels of rDNA transcription; dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00940039162793231 0.586177816552157 1617 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 YPR055W SEC8 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00939842781149837 0.586256065784377 1618 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 YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00935674670012275 0.587918010958486 1619 H subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; also required for all protein lipoylation; expression is regulated by levels of 5,10-methylene-THF glycine catabolic process|one-carbon metabolic process|protein lipoylation glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YJL101C GSH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00933966763833604 0.589100353628065 1620 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 YHR194W MDM31 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|NUCLEUS|MITOCHONDRION 0.00933907587484373 0.58862325400229 1621 Mitochondrial protein that may have a role in phospholipid metabolism; inner membrane protein with similarity to Mdm32p; required for normal mitochondrial morphology and inheritance; interacts genetically with MMM1, MMM2, MDM10, MDM12, and MDM34 mitochondrion inheritance|cellular ion homeostasis|mitochondrion organization|Unknown molecular_function mitochondrial inner membrane|nucleus YJR070C LIA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00931486080096344 0.589756809063702 1622 Deoxyhypusine hydroxylase; HEAT-repeat containing metalloenzyme that catalyzes hypusine formation; binds to and is required for the modification of Hyp2p (eIF5A); complements S. pombe mmd1 mutants defective in mitochondrial positioning; protein abundance increases in response to DNA replication stress microtubule cytoskeleton organization|peptidyl-lysine modification to hypusine deoxyhypusine monooxygenase activity nucleus|cytoplasm YJL037W IRC18 hom 0.0093135019002658 0.589644602893002 1623 Putative protein of unknown function; expression induced in respiratory-deficient cells and in carbon-limited chemostat cultures; similar to adjacent ORF, YJL038C; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YJR123W RPS5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00929353350713927 0.590442648719271 1624 Protein component of the small (40S) ribosomal subunit; least basic of non-acidic ribosomal proteins; phosphorylated in vivo; essential for viability; homologous to mammalian ribosomal protein S5 and bacterial S7 cytoplasmic translation|rRNA export from nucleus|regulation of translational fidelity structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YOL108C INO4 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.00929118735764652 0.59053644625811 1625 Transcription factor required for derepression of inositol-choline-regulated genes involved in phospholipid synthesis; forms a complex, with Ino2p, that binds the inositol-choline-responsive element through a basic helix-loop-helix domain phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YGR281W YOR1 hom FT NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.00928645820582823 0.590725535520451 1626 Plasma membrane ATP-binding cassette (ABC) transporter, multidrug transporter mediates export of many different organic anions including oligomycin; similar to human cystic fibrosis transmembrane receptor (CFTR) transport|response to drug xenobiotic-transporting ATPase activity integral to membrane|plasma membrane YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.00925460204783696 0.591999989332533 1627 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YKL169C_d YKL169C hom 0.00923755368831369 0.593234632550106 1628 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene MRPL38 Unknown Unknown Unknown YGR069W_d YGR069W hom 0.00921953871403757 0.593624604959987 1629 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00921056891712028 0.593763675507943 1630 Ubiquitin conjugating enzyme, involved in the ER-associated protein degradation pathway; requires Cue1p for recruitment to the ER membrane; proposed to be involved in chromatin assembly fungal-type cell wall organization|chromatin assembly or disassembly|ER-associated protein catabolic process ubiquitin-protein ligase activity endoplasmic reticulum membrane YNL247W YNL247W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00920806466474071 0.593864052065578 1631 Cysteinyl-tRNA synthetase; may interact with ribosomes, based on co-purification experiments cysteinyl-tRNA aminoacylation cysteine-tRNA ligase activity ribosome|cytoplasm YNL150W_d YNL150W het 0.00918945724401548 0.594610125906698 1632 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; extensive overlap with PGA2/YNL149C, an uncharacterized gene with a proposed role in protein trafficking Unknown Unknown Unknown YKR043C SHB17 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.00913755976420611 0.596693239762374 1633 Sedoheptulose bisphosphatase involved in riboneogenesis; dephosphorylates sedoheptulose 1,7-bisphosphate, which is converted via the nonoxidative pentose phosphate pathway to ribose-5-phosphate; facilitates the conversion of glycolytic intermediates to pentose phosphate units; also has fructose 1,6-bisphosphatase activity but this is probably not biologically relevant, since deletion does not affect FBP levels; GFP-fusion protein localizes to the cytoplasm and nucleus ribose phosphate biosynthetic process sedoheptulose-bisphosphatase activity nucleus|cytoplasm YLR431C ATG23 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00913754825631639 0.596693702045791 1634 Peripheral membrane protein required for the cytoplasm-to-vacuole targeting (Cvt) pathway and efficient macroautophagy; cycles between the phagophore assembly site (PAS) and non-PAS locations; forms a complex with Atg9p and Atg27p protein localization to pre-autophagosomal structure|positive regulation of macroautophagy|CVT pathway molecular_function pre-autophagosomal structure|extrinsic to membrane YEL028W_d YEL028W hom 0.0091030191155166 0.598136087500509 1635 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR312C RPL20B hom FT TRANSLATION|RIBOSOME 0.00906802450257633 0.599489509530421 1636 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 YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.00905003097458982 0.600485924801042 1637 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing; YLR065C is not an essential gene vacuolar protein processing molecular_function integral to membrane YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00904832892843315 0.60028261808201 1638 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 YCR092C MSH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00902124194938911 0.601374140398536 1639 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 YCR009C RVS161 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00902007038976272 0.601529823929124 1640 Amphiphysin-like lipid raft protein; interacts with Rvs167p and regulates polarization of the actin cytoskeleton, endocytosis, cell polarity, cell fusion and viability following starvation or osmotic stress conjugation with cellular fusion|actin cytoskeleton reorganization|endocytosis|actin cortical patch localization|response to starvation|response to osmotic stress|lipid tube assembly|actin cytoskeleton organization cytoskeletal protein binding|lipid binding membrane raft|mating projection tip|mating projection|actin cortical patch YDR004W RAD57 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00901746744599101 0.601526312379796 1641 Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad55p DNA recombinase assembly|telomere maintenance via recombination|heteroduplex formation|meiotic DNA recombinase assembly|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|protein heterodimerization activity nucleus|Rhp55-Rhp57 complex YOR006C TSR3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00899534440098315 0.602418568766124 1642 Protein required for 20S pre-rRNA processing; involved in processing of the 20S pre-rRNA at site D to generate mature 18S rRNA; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; relative distribution to the nucleus increases upon DNA replication stress maturation of SSU-rRNA molecular_function nucleus|cytoplasm YNL190W_p YNL190W hom 0.00892889078255988 0.605102321564003 1643 Hydrophilin essential in dessication-rehydration process; cell wall protein; contains a putative GPI-attachment site cellular response to water deprivation molecular_function fungal-type cell wall YHR157W REC104 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0088685743854553 0.607542847377362 1644 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 YIL071C PCI8 hom FT NUCLEUS 0.00886129107473428 0.607837841980458 1645 Possible shared subunit of Cop9 signalosome (CSN) and eIF3, binds eIF3b subunit Prt1p, has possible dual functions in transcriptional and translational control, contains a PCI (Proteasome-COP9 signalosome (CSN)-eIF3) domain cullin deneddylation molecular_function signalosome YKL004W AUR1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00882250576886066 0.60940983019952 1646 Phosphatidylinositol:ceramide phosphoinositol transferase (IPC synthase), required for sphingolipid synthesis; can mutate to confer aureobasidin A resistance inositolphosphoceramide metabolic process|sphingolipid biosynthetic process inositol phosphoceramide synthase activity integral to membrane|Golgi apparatus|inositol phosphoceramide synthase complex YDL068W_d YDL068W hom 0.00877759602624239 0.611232298665113 1647 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL148W ARO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00873938819075613 0.612943651489874 1648 Bifunctional chorismate synthase and flavin reductase; catalyzes the conversion of 5-enolpyruvylshikimate 3-phosphate (EPSP) to form chorismate, which is a precursor to aromatic amino acids; protein abundance increases in response to DNA replication stress aromatic amino acid family biosynthetic process chorismate synthase activity|riboflavin reductase (NADPH) activity cytoplasm YPL217C BMS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.00873119532407929 0.613117802440918 1649 GTPase required for synthesis of 40S ribosomal subunits and for processing the 35S pre-rRNA at sites A0, A1, and A2; interacts with Rcl1p, which stimulates its GTPase and U3 snoRNA binding activities; has similarity to Tsr1p ribosome assembly|rRNA processing U3 snoRNA binding|GTP binding|GTPase activity mitochondrion|nucleolus|nucleus|90S preribosome|cytoplasm YMR015C ERG5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.00870710336881648 0.614097796157003 1650 C-22 sterol desaturase, a cytochrome P450 enzyme that catalyzes the formation of the C-22(23) double bond in the sterol side chain in ergosterol biosynthesis; may be a target of azole antifungal drugs ergosterol biosynthetic process C-22 sterol desaturase activity endoplasmic reticulum YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.0086325468159471 0.617134910784347 1651 Cytochrome c1 heme lyase, involved in maturation of cytochrome c1, which is a subunit of the mitochondrial ubiquinol-cytochrome-c reductase; links heme covalently to apocytochrome c1 cytochrome c-heme linkage holocytochrome-c synthase activity mitochondrion|mitochondrial intermembrane space YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.00862023820922686 0.617636942715458 1652 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YDR064W RPS13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0085947564627737 0.618676835714597 1653 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S13 and bacterial S15 cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding cytosolic small ribosomal subunit|90S preribosome YJL052W TDH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0085621498924428 0.620112947621155 1654 Glyceraldehyde-3-phosphate dehydrogenase, isozyme 1; involved in glycolysis and gluconeogenesis; tetramer that catalyzes the reaction of glyceraldehyde-3-phosphate to 1,3 bis-phosphoglycerate; detected in the cytoplasm and cell wall; protein abundance increases in response to DNA replication stress gluconeogenesis|glycolysis glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity mitochondrion|fungal-type cell wall|lipid particle|plasma membrane|cytoplasm YMR289W ABZ2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00855665950701632 0.620702605932989 1655 Aminodeoxychorismate lyase (4-amino-4-deoxychorismate lyase), catalyzes the third step in para-aminobenzoic acid biosynthesis; involved in folic acid biosynthesis folic acid biosynthetic process 4-amino-4-deoxychorismate lyase activity cytoplasm YMR166C_p YMR166C hom FT MITOCHONDRION 0.00854688758709466 0.620840845862585 1656 Predicted transporter of the mitochondrial inner membrane; has similarity to human mitochondrial ATP-Mg/Pi carriers; YMR166C is not an essential gene transport transporter activity integral to membrane|mitochondrial inner membrane YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.00853642323704991 0.621112297935156 1657 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 YPL080C_d YPL080C hom 0.00851360596986908 0.621993613737821 1658 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00850575772195553 0.622314795589379 1659 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 YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00850018804380579 0.623374048113473 1660 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 YLR274W MCM5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00848973401066333 0.622970773411586 1661 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 YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00847608462680126 0.623840556030587 1662 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 YPL022W RAD1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.00845467760102109 0.62440695359581 1663 Single-stranded DNA endonuclease (with Rad10p), cleaves single-stranded DNA during nucleotide excision repair and double-strand break repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); homolog of human XPF protein mitotic recombination|meiotic mismatch repair|nucleotide-excision repair, DNA incision, 5'-to lesion|double-strand break repair via single-strand annealing, removal of nonhomologous ends|removal of nonhomologous ends single-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 1 complex|nucleus YKL207W EMC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00844168351163405 0.624939654347204 1664 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; required for respiratory growth; null mutant displays induction of the unfolded protein response; homologous to worm Y62E10A.10/EMC-3, fly CG6750, human TMEM111 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|integral to membrane YBR165W UBS1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.00843703040956305 0.625130458803455 1665 Ubiquitin-conjugating enzyme suppressor that functions as a general positive regulator of Cdc34p activity; nuclear protein that may represent a link between nucleocytoplasmic transport and ubiquitin ligase activity protein export from nucleus|protein ubiquitination molecular_function nucleus YHR195W NVJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00841471533752596 0.626045856352445 1666 Nuclear envelope protein, anchored to the nuclear inner membrane, that interacts with the vacuolar membrane protein Vac8p to promote formation of nucleus-vacuole junctions during piecemeal microautophagy of the nucleus (PMN) microautophagy|cellular protein localization protein binding nuclear envelope YER019C-A SBH2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00840494413233619 0.626704161130317 1667 Ssh1p-Sss1p-Sbh2p complex component, involved in protein translocation into the endoplasmic reticulum; homologous to Sbh1p SRP-dependent cotranslational protein targeting to membrane ARF guanyl-nucleotide exchange factor activity Ssh1 translocon complex YOL040C RPS15 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00840483709369384 0.626451260772746 1668 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15 and bacterial S19 cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YPR016C TIF6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.00834036194670519 0.629100096677593 1669 Constituent of 66S pre-ribosomal particles, has similarity to human translation initiation factor 6 (eIF6); may be involved in the biogenesis and or stability of 60S ribosomal subunits ribosomal subunit export from nucleus|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)|rRNA processing ribosomal large subunit binding nucleolus|nucleus|preribosome, large subunit precursor|cytoplasm YMR196W_p YMR196W hom FT CARBOHYDRATE METABOLISM 0.00829098967026956 0.631131693134116 1670 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YMR196W is not an essential gene biological_process molecular_function cytoplasm YLR340W RPP0 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00824066040785893 0.633966506365178 1671 Conserved ribosomal protein P0 of the ribosomal stalk; involved in interaction between translational elongation factors and the ribosome; phosphorylated on serine 302; homologous to mammalian ribosomal protein LP0 and bacterial L10 translational elongation|cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|LSU rRNA binding cytosolic large ribosomal subunit|preribosome, large subunit precursor|90S preribosome|cytoplasm YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.00821358626277142 0.63432233957788 1672 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 YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00818966966874785 0.635309584606034 1673 Mitochondrial inner membrane protein; component of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YKL107W_p YKL107W hom FT OXIDATION-REDUCTION PROCESS 0.00818722111187011 0.635410694376683 1674 Putative short-chain dehydrogenase/reductase; proposed to be a palmitoylated membrane protein biological_process molecular_function cellular_component YER097W_d YER097W hom 0.00817688103848599 0.635837748326217 1675 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL041W_d YDL041W hom FF 0.00817286593600167 0.636003608158512 1676 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 YPL237W SUI3 het FT TRANSLATION|RIBOSOME 0.00815356508641131 0.636801161325413 1677 Beta subunit of the translation initiation factor eIF2, involved in the identification of the start codon; proposed to be involved in mRNA binding translational initiation translation initiation factor activity multi-eIF complex|ribosome|eukaryotic translation initiation factor 2 complex YPL172C COX10 hom FT COFACTOR METABOLISM|MITOCHONDRION 0.00812642887979569 0.638123737262102 1678 Heme A:farnesyltransferase, catalyzes the first step in the conversion of protoheme to the heme A prosthetic group required for cytochrome c oxidase activity; human ortholog is associated with mitochondrial disorders heme a biosynthetic process protoheme IX farnesyltransferase activity mitochondrion|integral to membrane YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00804898111751209 0.641130097609884 1679 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 YPL067C_p YPL067C hom 0.00802706608993636 0.642038758128783 1680 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 YML015C TAF11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0080211841489588 0.64233234433179 1681 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 YMR035W IMP2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00801849053968117 0.642394471250664 1682 Catalytic subunit of the mitochondrial inner membrane peptidase complex, required for maturation of mitochondrial proteins of the intermembrane space; complex contains Imp1p and Imp2p (both catalytic subunits), and Som1p protein processing involved in protein targeting to mitochondrion endopeptidase activity mitochondrial inner membrane peptidase complex YOR210W RPB10 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00799956684341734 0.643179714664161 1683 RNA polymerase subunit ABC10-beta, common to RNA polymerases I, II, and III transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase II, core complex YJR037W_d YJR037W hom 0.00797893434643683 0.644431827905008 1684 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene HUL4/YJR036C; deletion mutant has decreased spore survival in Drosophila feces Unknown Unknown Unknown YLR067C PET309 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00796819144984645 0.64448252221631 1685 Specific translational activator for the COX1 mRNA, also influences stability of intron-containing COX1 primary transcripts; localizes to the mitochondrial inner membrane; contains seven pentatricopeptide repeats (PPRs) positive regulation of mitochondrial translational initiation|RNA metabolic process|mitochondrial respiratory chain complex IV biogenesis|aerobic respiration translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion|integral to membrane|mitochondrial inner membrane YOR106W VAM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.00796765229733485 0.644504919123781 1686 Syntaxin-like vacuolar t-SNARE that functions with Vam7p in vacuolar protein trafficking; mediates docking/fusion of late transport intermediates with the vacuole; has an acidic di-leucine sorting signal and C-terminal transmembrane region autophagic vacuole fusion|vesicle fusion with vacuole|piecemeal microautophagy of nucleus|vacuole fusion, non-autophagic|vesicle docking|vesicle fusion protein homodimerization activity|SNAP receptor activity SNARE complex|fungal-type vacuole membrane YDR212W TCP1 het 0.00794483707079739 0.645452980689361 1687 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 YDR493W MZM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00794146542926174 0.64559313443614 1688 Protein required for assembly of the cytochrome bc(1) complex; acts as a chaperone for Rip1p and facilitates its insertion into the complex at a late stage of assembly; localized to the mitochondrial matrix; null mutant exhibits a respiratory growth defect and reduced mitochondrial zinc levels, which is characteristic of mutations affecting bc(1) complex assembly; human LYRM7 is a functional ortholog mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|mitochondrial matrix YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0078747753829812 0.648367912975251 1689 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 YDL019C OSH2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00786979882618976 0.648575169446186 1690 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 endocytosis|maintenance of cell polarity|sterol transport|exocytosis lipid binding|oxysterol binding|sterol transporter activity|1-phosphatidylinositol binding endoplasmic reticulum|plasma membrane|cortical endoplasmic reticulum|cellular bud neck YNR023W SNF12 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.00786508954979706 0.649015656574777 1691 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 YNL093W YPT53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00785205005042121 0.649314566396204 1692 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 YMR113W FOL3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.007832250734384 0.650139794548367 1693 Dihydrofolate synthetase, involved in folic acid biosynthesis; catalyzes the conversion of dihydropteroate to dihydrofolate in folate coenzyme biosynthesis folic acid-containing compound biosynthetic process dihydrofolate synthase activity cytoplasm YOR243C PUS7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0077653879742771 0.652978132545599 1694 Pseudouridine synthase, catalyzes pseudouridylation at positions 35 and 56 in U2 snRNA, position 50 in 5S rRNA, position 13 in cytoplasmic tRNAs, and position 35 in pre-tRNA(Tyr); conserved in archaea, vertebrates, and some bacteria snRNA pseudouridine synthesis|tRNA pseudouridine synthesis|enzyme-directed rRNA pseudouridine synthesis pseudouridine synthase activity nucleus YCL038C ATG22 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.00772091822471776 0.654788057617372 1695 Vacuolar integral membrane protein required for efflux of amino acids during autophagic body breakdown in the vacuole; null mutation causes a gradual loss of viability during starvation amino acid export from vacuole molecular_function integral to fungal-type vacuolar membrane|integral to membrane YPR024W YME1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00768326592687645 0.656554968373546 1696 Catalytic subunit of the mitochondrial inner membrane i-AAA protease complex, which is responsible for degradation of unfolded or misfolded mitochondrial gene products; also has a role in intermembrane space protein folding; mutation causes an elevated rate of mitochondrial turnover chronological cell aging|misfolded or incompletely synthesized protein catabolic process|mitochondrion organization ATP-dependent peptidase activity mitochondrion|mitochondrial inner membrane|i-AAA complex YGL121C GPG1 hom FT SIGNALING 0.00765201303895336 0.657671659784942 1697 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 YKR021W ALY1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.00763562507039967 0.65835822955607 1698 Alpha arrestin that controls nutrient-mediated intracellular sorting of permease Gap1p; interacts with AP-1 subunit Apl4p; may regulate endocytosis of plasma membrane proteins by recruiting ubiquitin ligase Rsp5p to plasma membrane targets; ALY1 has a paralog, ALY2, that arose from the whole genome duplication Unknown|regulation of intracellular transport|ubiquitin-dependent endocytosis ubiquitin protein ligase binding late endosome|cytoplasm|early endosome YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.00758781308357145 0.660742920383352 1699 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 YMR202W ERG2 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0075548681581226 0.662076999709503 1700 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 YBR171W SEC66 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00755104095384789 0.662048298243886 1701 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation|filamentous growth protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YFR031C-A RPL2A hom FT TRANSLATION|RIBOSOME 0.00754821918839196 0.662166756398207 1702 Ribosomal 60S subunit protein L2A; homologous to mammalian ribosomal protein L2 and bacterial L2; RPL2A has a paralog, RPL2B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR378C LSM6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00754212171230403 0.662848413572209 1703 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasmic mRNA processing body YBR267W REI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RIBOSOME 0.00753942220844716 0.662394416437093 1704 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 YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.00753733649840994 0.663001824772746 1705 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 YDR459C PFA5 hom FT PLASMA MEMBRANE 0.00752789735310041 0.66287860227611 1706 Palmitoyltransferase with autoacylation activity; likely functions in pathway(s) outside Ras; member of a family of putative palmitoyltransferases containing an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain protein palmitoylation palmitoyltransferase activity integral to membrane|plasma membrane YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00751932334002587 0.663238907775829 1707 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 YNL097C PHO23 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00751907165894517 0.663249485339397 1708 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 YPL125W KAP120 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00750658610866407 0.663774307832695 1709 Karyopherin responsible for the nuclear import of ribosome maturation factor Rfp1p protein import into nucleus|transcription factor import into nucleus protein transporter activity|structural constituent of nuclear pore integral to membrane|nucleus|nuclear pore|cytoplasm YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00750375787738323 0.663893213727381 1710 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 YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00748173237569531 0.664819510000929 1711 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 YEL044W IES6 hom FT NUCLEUS 0.00743948702808319 0.666737761644323 1712 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 YER052C HOM3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00733752519141348 0.67108163188187 1713 Aspartate kinase (L-aspartate 4-P-transferase); cytoplasmic enzyme that catalyzes the first step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis threonine biosynthetic process|methionine biosynthetic process|homoserine biosynthetic process aspartate kinase activity cytoplasm YER079W_p YER079W hom FT NUCLEUS 0.00731686157562902 0.671769425521744 1714 Putative protein of unknown function biological_process molecular_function nucleus|cytoplasm YIL093C RSM25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00727611987553932 0.67349119871481 1715 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00725218310978096 0.674503582264103 1716 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 YHR125W_d YHR125W hom 0.00723124469948889 0.675389636368227 1717 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL146W PSF3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00720960859723192 0.676305687372803 1718 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 YOL087C DUF1 hom 0.00719536390829258 0.676909054942116 1719 Ubiquitin-binding protein of unknown function; contains one WD40 repeat in a beta-propeller fold; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; homolog of human WDR48/UAF1, which is involved in regulating the Fanconi anemia pathway; deletion mutant is sensitive to various chemicals including phenanthroline, sanguinarine, and nordihydroguaiaretic acid biological_process ubiquitin binding cytoplasm YLL009C COX17 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00715718476058488 0.678527244919966 1720 Copper metallochaperone that transfers copper to Sco1p and Cox11p for eventual delivery to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|intracellular copper ion transport copper chaperone activity cytosol|mitochondrion|mitochondrial intermembrane space YDR251W PAM1 hom FT OXIDATION-REDUCTION PROCESS|SITE OF POLARIZED GROWTH 0.00714162581480762 0.679187122986517 1721 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 YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00713256963475924 0.679571322289808 1722 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 YMR265C_p YMR265C hom 0.00712487453561228 0.679897844494975 1723 Putative protein of unknown function biological_process molecular_function cellular_component YPR042C PUF2 hom 0.00710367529129395 0.680932630182807 1724 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 membrane-associated proteins nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay mRNA binding cytoplasm YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00708417762110697 0.681625712604558 1725 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 YJL188C_d BUD19 hom 0.00703375601493124 0.683768778097329 1726 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 88% of ORF overlaps the verified gene RPL39; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.00701443202803495 0.684590780526879 1727 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 YCR028C-A RIM1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.006982467177741 0.685951318809307 1728 Single-stranded DNA-binding protein essential for mitochondrial genome maintenance; involved in mitochondrial DNA replication mitochondrial DNA replication|mitochondrial genome maintenance single-stranded DNA binding mitochondrial nucleoid|mitochondrion YDR226W ADK1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00696983674442735 0.686489196093832 1729 Adenylate kinase, required for purine metabolism; localized to the cytoplasm and the mitochondria; lacks cleavable signal sequence; protein abundance increases in response to DNA replication stress ADP biosynthetic process|DNA replication initiation|nucleotide metabolic process adenylate kinase activity mitochondrion|mitochondrial intermembrane space|cytoplasm YML001W YPT7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0069634426809975 0.686982779649826 1730 Rab family GTPase; GTP-binding protein of the rab family; required for homotypic fusion event in vacuole inheritance, for endosome-endosome fusion; interacts with the cargo selection/retromer complex for retrograde sorting; similar to mammalian Rab7 regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole inheritance|Golgi to vacuole transport|vesicle-mediated transport|endocytosis GTPase activity mitochondrial outer membrane|fungal-type vacuole YLR055C SPT8 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00694960892573989 0.687350944823148 1731 Subunit of the SAGA transcriptional regulatory complex but not present in SAGA-like complex SLIK/SALSA, required for SAGA-mediated inhibition at some promoters histone acetylation|negative regulation of transcription from RNA polymerase II promoter|chromatin modification|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|transcription cofactor activity nucleus|SAGA complex YLR182W SWI6 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00693944357024066 0.687960618981277 1732 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 YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00691188936406457 0.688958963688738 1733 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 YFR040W SAP155 hom FT CELL CYCLE 0.00690784586713721 0.689131425152436 1734 Protein required for function of the Sit4p protein phosphatase; forms a complex with Sit4p; member of a family of similar proteins including Sap4p, Sap185p, and Sap190p; protein abundance increases in response to DNA replication stress G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity cytoplasm YJL011C RPC17 het FT NUCLEUS 0.00683555703310063 0.692217374394326 1735 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 YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.00677966858062518 0.69460671410729 1736 Transcription factor involved in cell-type-specific transcription and pheromone response; plays a central role in the formation of both repressor and activator complexes regulation of mating type switching|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|DNA replication initiation|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter|Unknown|positive regulation of mating-type specific transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA replication origin binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding, bending|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II repressing transcription factor binding nuclear chromatin YER178W PDA1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00672311162882491 0.697027724820855 1737 E1 alpha subunit of the pyruvate dehydrogenase (PDH) complex, catalyzes the direct oxidative decarboxylation of pyruvate to acetyl-CoA; phosphorylated; regulated by glucose acetyl-CoA biosynthetic process from pyruvate pyruvate dehydrogenase (acetyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial pyruvate dehydrogenase complex YPL100W ATG21 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00670052349218019 0.69799551023508 1738 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 YJL179W PFD1 hom FT CYTOSKELETON ORGANIZATION 0.00666293962505129 0.699606873286755 1739 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 YER092W IES5 hom FT NUCLEUS 0.00665211024923795 0.70007142115353 1740 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions biological_process molecular_function nucleus YOL008W COQ10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00664696296036633 0.700292263813379 1741 Coenzyme Q (ubiquinone) binding protein, functions in the delivery of Q6 to its proper location for electron transport during respiration; START domain protein with homologs in bacteria and eukaryotes cellular respiration ubiquinone binding mitochondrion|mitochondrial inner membrane 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 0.00663828128884304 0.700664805327742 1742 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 YLR031W_p YLR031W hom 0.0066201106000611 0.701444765467803 1743 Putative protein of unknown function biological_process molecular_function cellular_component YDR394W RPT3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0066143837681151 0.701690649703193 1744 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; substrate of N-acetyltransferase B positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YHR197W RIX1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00660812593673603 0.701959368349943 1745 Component of the Rix1 complex (Rix1p-Ipi1p-Ipi3p) and possibly pre-replicative complexes (pre-RCs); required for processing of ITS2 sequences from 35S pre-rRNA; component of the pre-60S ribosomal particle with the dynein-related AAA-type ATPase Mdn1p; required for pre-RC formation and maintenance during DNA replication licensing; RIX1 is an essential gene ribosomal large subunit assembly|ribosomal subunit export from nucleus|rRNA processing molecular_function nucleoplasm|nucleus YNR029C_p YNR029C hom 0.00657147278530122 0.703534044936559 1746 Putative protein of unknown function, deletion confers reduced fitness in saline biological_process molecular_function cytoplasm YJR044C VPS55 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.00656878212092558 0.703776007050362 1747 Late endosomal protein involved in late endosome to vacuole trafficking; functional homolog of human obesity receptor gene-related protein (OB-RGRP) late endosome to vacuole transport via multivesicular body sorting pathway molecular_function Vps55/Vps68 complex|late endosome|integral to membrane YDR032C PST2 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00656689010623928 0.703773101595096 1748 Protein with similarity to a family of flavodoxin-like proteins; induced by oxidative stress in a Yap1p dependent manner; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; PST2 has a paralog, RFS1, that arose from the whole genome duplication biological_process molecular_function mitochondrion|membrane raft|plasma membrane|cytoplasm YMR106C YKU80 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00653380233724142 0.705153751488579 1749 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 YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.00652766533104333 0.705543389022637 1750 Cis-golgi GTPase-activating protein (GAP) for the Rab family members Ypt1p (in vivo) and for Ypt1p, Sec4p, Ypt7p, and Ypt51p (in vitro); involved in vesicle docking and fusion vesicle-mediated transport Rab GTPase activator activity mitochondrion|Golgi apparatus YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.00652328235843288 0.705606315399112 1751 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 YKR013W PRY2 hom 0.00651266809444546 0.70606304093137 1752 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 YNL214W PEX17 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.00650922348952258 0.706211283009727 1753 Peroxisomal membrane peroxin and subunit of the docking complex that facilitates the import of peroxisomal matrix proteins; required for peroxisome biogenesis protein import into peroxisome matrix, docking protein binding peroxisomal membrane YMR058W FET3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00648480521061303 0.707262467654064 1754 Ferro-O2-oxidoreductase; required for high-affinity iron uptake and involved in mediating resistance to copper ion toxicity, belongs to class of integral membrane multicopper oxidases; protein abundance increases in response to DNA replication stress iron assimilation by reduction and transport|high-affinity iron ion transport|response to copper ion ferroxidase activity|iron ion transmembrane transporter activity integral to membrane|high affinity iron permease complex|plasma membrane YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00643965204612878 0.709207739108328 1755 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 YOR323C PRO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00643245931853725 0.710180191681036 1756 Gamma-glutamyl phosphate reductase, catalyzes the second step in proline biosynthesis proline biosynthetic process glutamate-5-semialdehyde dehydrogenase activity nucleus|cytoplasm YHL022C SPO11 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00640394899340695 0.710747228010828 1757 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 YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.00638838741872953 0.711747620620476 1758 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 YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00638417788711663 0.711600251482064 1759 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 YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0063390747135501 0.713547575419397 1760 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 YFL034W_p YFL034W hom 0.00633403461625232 0.713887719648146 1761 Putative integral membrane protein that interacts with Rpp0p, which is a component of the ribosomal stalk biological_process molecular_function integral to membrane YPR149W NCE102 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.00632150334031083 0.714306723338937 1762 Protein of unknown function; contains transmembrane domains; involved in secretion of proteins that lack classical secretory signal sequences; component of the detergent-insoluble glycolipid-enriched complexes (DIGs) eisosome assembly|protein secretion|negative regulation of protein phosphorylation|plasma membrane organization|establishment of protein localization to plasma membrane molecular_function mitochondrion|integral to membrane|membrane raft|endoplasmic reticulum|cellular bud membrane|plasma membrane|mating projection membrane|cytoplasm YDR129C SAC6 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0063109463042861 0.715496108244903 1763 Fimbrin, actin-bundling protein; cooperates with Scp1p (calponin/transgelin) in the organization and maintenance of the actin cytoskeleton; relocalizes from plasma membrane to cytoplasm upon DNA replication stress bipolar cellular bud site selection|actin filament organization|endocytosis|response to osmotic stress actin filament binding|protein binding, bridging actin filament bundle|mating projection tip|actin cortical patch YOL127W RPL25 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0062892539495852 0.715700750685409 1764 Ribosomal 60S subunit protein L25; primary rRNA-binding ribosomal protein component of large ribosomal subunit; binds to 25S rRNA via a conserved C-terminal motif; homologous to mammalian ribosomal protein L23A and bacterial L23 cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YNL205C_d YNL205C hom 0.00626274854377014 0.717049274899672 1765 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR212W SLI1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00624799998159084 0.717485395722656 1766 N-acetyltransferase, confers resistance to the sphingolipid biosynthesis inhibitor myriocin (ISP-1) by converting it into N-acetyl-myriocin, co-operates with Ypk1p in mediating resistance to myriocin response to drug N-acetyltransferase activity nuclear envelope|plasma membrane YDL223C HBT1 hom 0.00623972993950768 0.718206045852122 1767 Substrate of the Hub1p ubiquitin-like protein that localizes to the shmoo tip (mating projection); mutants are defective for mating projection formation, thereby implicating Hbt1p in polarized cell morphogenesis cell morphogenesis involved in conjugation with cellular fusion molecular_function plasma membrane|mating projection YBL039W-B_p YBL039W-B hom 0.00619401143564995 0.719823267165346 1768 Putative protein of unknown function biological_process molecular_function cellular_component YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.00616984630794242 0.721030102959222 1769 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 YLR310C CDC25 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEUS|PLASMA MEMBRANE 0.0061479543966021 0.721978819001452 1770 Membrane bound guanine nucleotide exchange factor (GEF or GDP-release factor); indirectly regulates adenylate cyclase through activation of Ras1p and Ras2p by stimulating the exchange of GDP for GTP; required for progression through G1 regulation of cell cycle|replicative cell aging|Ras protein signal transduction|traversing start control point of mitotic cell cycle Ras guanyl-nucleotide exchange factor activity cytosol|nucleus|plasma membrane|cytoplasm YDL172C_d YDL172C hom 0.00611485512425711 0.723255715902484 1771 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.00611116961547558 0.723415666608896 1772 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 YIR002C MPH1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00610822789850444 0.72374107082946 1773 3'-5' DNA helicase involved in error-free bypass of DNA lesions; binds to flap DNA in an error-free bypass pathway and stimulates the activity of Rad27p and Dna2p; also involved in interstrand cross-link repair mutations confer a mutator phenotype; similarity to FANCM, a human Fanconi anemia complementation group protein that along with the MHF complex is involved in stabilizing and remodeling blocked replication forks; member of the SF2 DExD/H superfamily of helicases negative regulation of strand invasion|recombinational repair|DNA replication, Okazaki fragment processing flap-structured DNA binding|3'-5' DNA helicase activity nucleus YGL198W YIP4 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00601764239265556 0.727712964884185 1774 Protein that interacts with Rab GTPases, localized to late Golgi vesicles; computational analysis of large-scale protein-protein interaction data suggests a possible role in vesicle-mediated transport biological_process Rab GTPase binding integral to membrane|Golgi apparatus YPR183W DPM1 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00601004103862495 0.727848300697693 1775 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 YMR031W-A_d YMR031W-A hom 0.00596607051039953 0.729916165046353 1776 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays shortened telomeres; partially overlaps the uncharacterized ORF YMR031C Unknown Unknown Unknown YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00596224949053148 0.729888817540209 1777 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 YOR125C CAT5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00593988477929787 0.730862627253215 1778 Protein required for ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes; required for gluconeogenic gene activation ubiquinone biosynthetic process monooxygenase activity mitochondrion|mitochondrial inner membrane YPR096C YPR096C hom 0.00592764622766898 0.731395704966995 1779 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YHL025W SNF6 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|NUCLEUS|RSC COMPLEX 0.00590795602123495 0.732253628301309 1780 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf5p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|nucleotide-excision repair|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YER084W_p YER084W hom 0.00586866972851197 0.734004537429679 1781 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component 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 0.00586731903539909 0.734025281990242 1782 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 YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00586309384925362 0.73543296703738 1783 Protein involved in negative regulation of transcription of iron regulon; forms an iron independent complex with Fra2p, Grx3p, and Grx4p; null mutant fails to repress iron regulon and is sensitive to nickel negative regulation of transcription from RNA polymerase II promoter in response to iron molecular_function cytosol|nucleus|cytoplasm YPR036W VMA13 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00581578860684955 0.736273893838437 1784 Subunit H of the eight-subunit V1 peripheral membrane domain of the vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; serves as an activator or a structural stabilizer of the V-ATPase vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V1 domain|fungal-type vacuole membrane|integral to membrane YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00579825691280242 0.737039433224048 1785 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 YNL149C PGA2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00575030320951944 0.739284673139454 1786 Essential protein required for maturation of Gas1p and Pho8p; involved in protein trafficking; GFP-fusion protein localizes to the ER and YFP-fusion protein to the nuclear envelope-ER network; null mutants have a cell separation defect protein transport molecular_function nuclear envelope|endoplasmic reticulum YMR077C VPS20 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00571587469423153 0.740752081664919 1787 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 YMR122C_d YMR122C hom 0.00570784755599333 0.74099137695164 1788 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR078W BNA2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00569635733277858 0.741494125820791 1789 Putative tryptophan 2,3-dioxygenase or indoleamine 2,3-dioxygenase, required for de novo biosynthesis of NAD from tryptophan via kynurenine; interacts genetically with telomere capping gene CDC13; regulated by Hst1p and Aftp de novo NAD biosynthetic process from tryptophan tryptophan 2,3-dioxygenase activity|indoleamine 2,3-dioxygenase activity cytoplasm YHR167W THP2 hom FT TRANSCRIPTION FROM RNA POL II|RNA LOCALIZATION|NUCLEUS 0.00568413845328539 0.742028877702503 1790 Subunit of the THO complex, which connects transcription elongation and mitotic recombination, and of the TREX complex, which is recruited to activated genes and couples transcription to mRNA export; involved in telomere maintenance mRNA export from nucleus|transcription elongation from RNA polymerase II promoter|DNA recombination nucleic acid binding THO complex part of transcription export complex|nucleoplasmic THO complex YJL128C PBS2 hom FF|FT PROTEIN LOCALIZATION|SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.00554584370668073 0.74808988613841 1791 MAP kinase kinase of the HOG signaling pathway; activated under severe osmotic stress; mitophagy-specific regulator; plays a role in regulating Ty1 transposition activation of MAPK activity involved in osmosensory signaling pathway|actin filament organization|MAPK import into nucleus involved in osmosensory signaling pathway|protein phosphorylation|hyperosmotic response|osmosensory signaling pathway|cellular response to heat MAP-kinase scaffold activity|MAP kinase kinase activity|protein kinase activity cellular bud neck|cytoplasm|cellular bud tip YLR171W_d YLR171W hom 0.00548909067319582 0.750797540400842 1792 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00539776825784617 0.755022210860983 1793 Aspartic beta semi-aldehyde dehydrogenase, catalyzes the second step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis methionine biosynthetic process|threonine biosynthetic process|homoserine biosynthetic process aspartate-semialdehyde dehydrogenase activity nucleus|plasma membrane|cytoplasm YFR034C PHO4 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00539575431337226 0.754827109609505 1794 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 YGL188C-A_p YGL188C-A hom 0.00539203174441533 0.754849274844485 1795 Putative protein of unknown function biological_process molecular_function cellular_component YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00538682878115264 0.755113605942954 1796 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 YLR438C-A LSM3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00534437475380724 0.756947440232326 1797 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; protein increases in abundance and 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|U4/U6 x U5 tri-snRNP complex YOR216C RUD3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.00529811271629231 0.75898590519606 1798 Golgi matrix protein involved in the structural organization of the cis-Golgi; interacts genetically with COG3 and USO1 ER to Golgi vesicle-mediated transport molecular_function Golgi apparatus YCR102C_p YCR102C hom FT OXIDATION-REDUCTION PROCESS 0.00529208403960076 0.759669506424265 1799 Putative protein of unknown function, involved in copper metabolism; similar to C. carbonum toxD gene; member of the quinone oxidoreductase family response to copper ion molecular_function cellular_component YGR061C ADE6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.00529097340646482 0.759300637384085 1800 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 YNL075W IMP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00529034116974802 0.759328511081901 1801 Component of the SSU processome, which is required for pre-18S rRNA processing; interacts with Mpp10p; member of a superfamily of proteins that contain a sigma(70)-like motif and associate with RNAs rRNA processing snoRNA binding|single-stranded telomeric DNA binding|rRNA primary transcript binding small-subunit processome|Mpp10 complex|90S preribosome YLR167W RPS31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.00527505684983363 0.760002452627773 1802 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 YIR044C YIR044C hom 0.00526250840033202 0.760555895840005 1803 Possible pseudogene in strain S288C; YIR044C and the adjacent ORF, YIR043C, together may encode a non-functional member of the conserved, often subtelomerically-encoded Cos protein family biological_process molecular_function cellular_component YBR001C NTH2 hom FF|FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00523833931607519 0.761622206477267 1804 Putative neutral trehalase, required for thermotolerance; may mediate resistance to other cellular stresses; NTH2 has a paralog, NTH1, that arose from the whole genome duplication trehalose catabolic process alpha,alpha-trehalase activity mitochondrion|cytoplasm YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.005236808229187 0.761724229848852 1805 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YDR187C_d YDR187C het FF 0.00523372737643184 0.761825731136226 1806 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 YDL130W RPP1B hom FT TRANSLATION|RIBOSOME 0.00521590675300375 0.762818393551297 1807 Ribosomal protein P1 beta, component of the ribosomal stalk, which is involved in interaction of translational elongation factors with ribosome; accumulation is regulated by phosphorylation and interaction with the P2 stalk component cytoplasmic translation|translational elongation structural constituent of ribosome cytosolic large ribosomal subunit YKL073W LHS1 hom FT PROTEIN LOCALIZATION|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM 0.00514214342516292 0.765870719555178 1808 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 YJR113C RSM7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00513037100737809 0.766627996878505 1809 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S7 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR271C_d YDR271C hom 0.00508758769378067 0.768283326450329 1810 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CCC2/YDR270W Unknown Unknown Unknown YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00508302228974802 0.768585946594661 1811 Cyclin-dependent protein kinase, component of RNA polymerase II holoenzyme; involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression phosphorylation of RNA polymerase II C-terminal domain|negative regulation of transcription from RNA polymerase II promoter|negative regulation of filamentous growth|protein phosphorylation|protein destabilization|nuclear-transcribed mRNA catabolic process, non-stop decay|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II carboxy-terminal domain kinase activity|protein kinase activity|cyclin-dependent protein kinase activity mediator complex YDR332W IRC3 hom FT MITOCHONDRION 0.00506805476900449 0.769147674076272 1812 Putative RNA helicase of the DEAH/D-box family; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion biological_process ATP-dependent RNA helicase activity mitochondrion YOL088C MPD2 hom FT ENDOPLASMIC RETICULUM 0.00504725925485784 0.770068207556174 1813 Member of the protein disulfide isomerase (PDI) family, exhibits chaperone activity; overexpression suppresses the lethality of a pdi1 deletion but does not complement all Pdi1p functions; undergoes oxidation by Ero1p protein folding protein disulfide isomerase activity|protein disulfide oxidoreductase activity endoplasmic reticulum YPL182C_d YPL182C hom 0.00500733288646187 0.77183649370393 1814 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CTI6/YPL181W Unknown Unknown Unknown YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0049900610013246 0.772601810529092 1815 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 YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00498797942132766 0.772694060235416 1816 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 YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.00497335829917721 0.773342117204049 1817 Component of CORVET tethering complex; cytoplasmic protein required for the sorting and processing of soluble vacuolar proteins, acidification of the vacuolar lumen, and assembly of the vacuolar H+-ATPase vacuole inheritance|vacuolar acidification|protein targeting to vacuole molecular_function CORVET complex|cytoplasm YOL021C DIS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0049126985735759 0.776064945920374 1818 Exosome core complex catalytic subunit; possesses both endonuclease and 3'-5' exonuclease activity; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase R and to human DIS3; protein abundance increases in response to DNA replication stress nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|rRNA catabolic process|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)|ncRNA 3'-end processing 3'-5'-exoribonuclease activity|endoribonuclease activity|tRNA binding mitochondrion|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YDR199W_d YDR199W hom 0.00491121716377915 0.776130672790939 1819 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 YML013W UBX2 hom FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.00490585307562486 0.77633621603376 1820 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 YCR008W SAT4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.00488283129113905 0.777358077352702 1821 Ser/Thr protein kinase involved in salt tolerance; funtions in regulation of Trk1p-Trk2p potassium transporter; partially redundant with Hal5p; has similarity to Npr1p cellular cation homeostasis|protein phosphorylation|cellular protein localization|G1/S transition of mitotic cell cycle|protein dephosphorylation protein kinase activity cellular_component YEL036C ANP1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00479309431694927 0.781344867476149 1822 Subunit of the alpha-1,6 mannosyltransferase complex; type II membrane protein; has a role in retention of glycosyltransferases in the Golgi; involved in osmotic sensitivity and resistance to aminonitrophenyl propanediol protein N-linked glycosylation alpha-1,6-mannosyltransferase activity|mannosyltransferase activity alpha-1,6-mannosyltransferase complex|Golgi cis cisterna YJR007W SUI2 het FF|FT TRANSLATION|RIBOSOME 0.00477355819724261 0.782308555710399 1823 Alpha subunit of the translation initiation factor eIF2; eIF2 is involved in identification of the start codon; phosphorylation of Ser51 is required for regulation of translation by inhibiting the exchange of GDP for GTP; protein abundance increases in response to DNA replication stress translational initiation translation initiation factor activity ribosome|multi-eIF complex|eukaryotic translation initiation factor 2 complex|cytoplasm YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.00475739644899116 0.782932439614691 1824 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 YMR098C ATP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00471854542697329 0.784943309561736 1825 Mitochondrial protein required for the stability of Oli1p (Atp9p) mRNA and for the Oli1p ring formation; YMR098C is not an essential gene mRNA stabilization|mitochondrial proton-transporting ATP synthase complex assembly molecular_function mitochondrion|mitochondrial inner membrane YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.00471777239147661 0.784695677446431 1826 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 YDL226C GCS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|CYTOSKELETON 0.00470231056081735 0.785384016398633 1827 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Glo3p retrograde vesicle-mediated transport, Golgi to ER|Golgi to plasma membrane protein transport|actin filament reorganization involved in cell cycle|ER to Golgi vesicle-mediated transport actin binding|ARF GTPase activator activity|GTPase activator activity endosome|trans-Golgi network|endoplasmic reticulum-Golgi intermediate compartment|cytoskeleton YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00463240026626031 0.788498411221249 1828 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 YPR120C CLB5 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00462228335672168 0.788949385098985 1829 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 YPL251W_d YPL251W het 0.00458629467091998 0.790554197777896 1830 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; partially overlaps 5' end of the verified, essential gene YAH1/YPL252C Unknown Unknown Unknown YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00455476313132444 0.79196098693466 1831 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 YOR039W CKB2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00454125249451661 0.792715145114885 1832 Beta' regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerase regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase inhibitor activity|protein kinase regulator activity protein kinase CK2 complex|UTP-C complex|CURI complex YDL090C RAM1 hom FF|FT PROTEIN PRENYLATION 0.00453721542389951 0.793379374865926 1833 Beta subunit of the CAAX farnesyltransferase (FTase) that prenylates the a-factor mating pheromone and Ras proteins; required for the membrane localization of Ras proteins and a-factor; homolog of the mammalian FTase beta subunit protein farnesylation protein farnesyltransferase activity protein farnesyltransferase complex YGR187C HGH1 hom 0.00453235536152758 0.792991297478848 1834 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 YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00450628191621802 0.794125310962352 1835 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 YMR153C-A_d YMR153C-A hom 0.00449638286116643 0.794567425253718 1836 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NUP53 Unknown Unknown Unknown YDL067C COX9 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0044839534598525 0.795122643959798 1837 Subunit VIIa 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 YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.00446705904429025 0.795877480175358 1838 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 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 0.00446382802451354 0.796021862714951 1839 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 YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.00444907109755507 0.796681384862987 1840 Vacuolar membrane protein that is a subunit of the homotypic vacuole fusion and vacuole protein sorting (HOPS) complex; essential for membrane docking and fusion at the Golgi-to-endosome and endosome-to-vacuole stages of protein transport regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole organization|vesicle-mediated transport|protein transport|vacuole fusion, non-autophagic|vacuolar protein processing Rab guanyl-nucleotide exchange factor activity|phosphatidylinositol binding endosome|fungal-type vacuole membrane|HOPS complex YGR007W ECT1 hom FT LIPID METABOLISM|NUCLEUS 0.00444564013705676 0.796834743459162 1841 Ethanolamine-phosphate cytidylyltransferase, catalyzes the second step of phosphatidylethanolamine biosynthesis; involved in the maintenance of plasma membrane; similar to mammalian CTP: phosphocholine cytidylyl-transferases phosphatidylethanolamine biosynthetic process ethanolamine-phosphate cytidylyltransferase activity nucleus|cytoplasm YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.0044149693497458 0.798795709512845 1842 WW domain containing protein of unknown function; binds to Mca1p, a caspase-related protease that regulates H2O2-induced apoptosis; overexpression causes G1 phase growth arrest and clonal death that is suppressed by overexpression of MCA1 biological_process molecular_function mitochondrion|nucleus|cytoplasm YDL026W_d YDL026W hom 0.00441458986030072 0.798311323968231 1843 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER090W TRP2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00436447731677074 0.801019026951441 1844 Anthranilate synthase, catalyzes the initial step of tryptophan biosynthesis, forms multifunctional hetero-oligomeric anthranilate synthase:indole-3-glycerol phosphate synthase enzyme complex with Trp3p tryptophan biosynthetic process anthranilate synthase activity anthranilate synthase complex|cytoplasm YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00435984487682799 0.800672193012393 1845 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 YOR340C RPA43 het FF|FT NUCLEUS 0.00435335089529749 0.800962852871603 1846 RNA polymerase I subunit A43 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YFR051C RET2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00431170318610231 0.802827588521217 1847 Delta subunit of the coatomer complex (COPI), which coats Golgi-derived transport vesicles; involved in retrograde transport between Golgi and ER retrograde vesicle-mediated transport, Golgi to ER|Golgi inheritance|ER to Golgi vesicle-mediated transport|Golgi localization molecular_function COPI vesicle coat YDL171C GLT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00430864669415911 0.802964484321387 1848 NAD(+)-dependent glutamate synthase (GOGAT), synthesizes glutamate from glutamine and alpha-ketoglutarate; with Gln1p, forms the secondary pathway for glutamate biosynthesis from ammonia; expression regulated by nitrogen source glutamate biosynthetic process|ammonia assimilation cycle glutamate synthase (NADH) activity mitochondrion YLR110C CCW12 hom FF|FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.00426846811752555 0.804850168077138 1849 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 YGL167C PMR1 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00424876636960389 0.805647650335927 1850 High affinity Ca2+/Mn2+ P-type ATPase required for Ca2+ and Mn2+ transport into Golgi; involved in Ca2+ dependent protein sorting and processing; mutations in human homolog ATP2C1 cause acantholytic skin condition Hailey-Hailey disease manganese ion transport|calcium ion transport|exocytosis manganese-transporting ATPase activity|calcium-transporting ATPase activity|calcium ion binding integral to membrane|Golgi membrane YJL149W DAS1 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.0042302541079531 0.806477627404492 1851 Putative SCF ubiquitin ligase F-box protein; interacts physically with both Cdc53p and Skp1 and genetically with CDC34; similar to putative F-box protein YDR131C SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0042219312001735 0.806850846959915 1852 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 YNL138W SRV2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00419790675083299 0.807928408385379 1853 CAP (cyclase-associated protein) subunit of adenylyl cyclase complex; N-terminus binds adenylyl cyclase and facilitates activation by RAS; C-terminus binds ADP-actin monomers, facilitating regulation of actin dynamics and cell morphogenesis cytoskeleton organization|Ras protein signal transduction cytoskeletal protein binding|adenylate cyclase binding mating projection tip|actin cortical patch YKL083W_d YKL083W het 0.00419166028591823 0.808208638964258 1854 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 YBR106W PHO88 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00418932197466273 0.808313547237778 1855 Probable membrane protein, involved in phosphate transport; pho88 pho86 double null mutant exhibits enhanced synthesis of repressible acid phosphatase at high inorganic phosphate concentrations phosphate ion transport molecular_function mitochondrion|membrane YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.00418257033676973 0.808868488823657 1856 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 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 0.00414851031688401 0.810145114360347 1857 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 YDR270W CCC2 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00412017232959997 0.811417493729092 1858 Cu(+2)-transporting P-type ATPase; required for export of copper from the cytosol into an extracytosolic compartment; has similarity to human proteins involved in Menkes and Wilsons diseases; protein abundance increases in response to DNA replication stress; affects TBSV model (+)RNA virus replication by regulating copper metabolism cellular iron ion homeostasis|copper ion export|transmembrane transport copper ion binding|cation-transporting ATPase activity integral to membrane|trans-Golgi network transport vesicle membrane YPL013C MRPS16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00411370825077287 0.811707801603463 1859 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNL236W SIN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00407184240376147 0.813834375419895 1860 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; contributes to both postive and negative transcriptional regulation; dispensible for basal transcription 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 activating transcription factor binding core mediator complex YDL034W_d YDL034W hom 0.00403043606336461 0.815449934402702 1861 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps with verified gene GPR1/YDL035C; YDL034W is not an essential gene Unknown Unknown Unknown YJL132W_p YJL132W hom 0.0039962771632639 0.816986209495543 1862 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 YGR213C RTA1 hom FT PLASMA MEMBRANE 0.0039802412324982 0.817707658287765 1863 Protein involved in 7-aminocholesterol resistance; has seven potential membrane-spanning regions; expression is induced under both low-heme and low-oxygen conditions; member of the fungal lipid-translocating exporter (LTE) family of protein biological_process molecular_function integral to membrane|plasma membrane YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00397315752453368 0.818026400085544 1864 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 YNL230C ELA1 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0039722100393277 0.818069035849101 1865 Elongin A; F-box protein that forms a heterodimer with Elc1p and is required for ubiquitin-dependent degradation of the RNA Polymerase II subunit Rpo21p; subunit of the Elongin-Cullin-Socs (ECS) ligase complex protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity elongin complex|Cul3-RING ubiquitin ligase complex YDR333C RQC1 hom 0.0039230691166632 0.820281056402233 1866 Component of the ribosome quality control complex (RQC); RQC (Rqc1p-Ltn1p-Tae2p-Cdc48p-Npl4p-Ufd1p), is a ribosome-bound complex required for the degradation of polypeptides arising from stalled translation; required along with Ltn1p for recruitment of the Cdc48p-Npl4p-Ufd1p AAA ATPase complex to the RQC biological_process molecular_function cytoplasm YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00389269133022189 0.821649192820867 1867 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 YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00388953863949386 0.821791212940422 1868 AMP-activated serine/threonine protein kinase; found in a complex containing Snf4p and members of the Sip1p/Sip2p/Gal83p family; required for transcription of glucose-repressed genes, thermotolerance, sporulation, and peroxisome biogenesis; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p; regulates filamentous growth in response to starvation negative regulation of translation|protein phosphorylation|replicative cell aging|signal transduction|biofilm formation|positive regulation of gluconeogenesis|pseudohyphal growth|cell adhesion|regulation of carbohydrate metabolic process|invasive growth in response to glucose limitation|cellular response to nitrogen starvation AMP-activated protein kinase activity|protein kinase activity mitochondrion|AMP-activated protein kinase complex|nucleus|nuclear envelope lumen|fungal-type vacuole|cytoplasm YLR148W PEP3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.00386368352034465 0.823085982838913 1869 Component of CORVET tethering complex; vacuolar peripheral membrane protein that promotes vesicular docking/fusion reactions in conjunction with SNARE proteins, required for vacuolar biogenesis regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|vacuole fusion, non-autophagic|late endosome to vacuole transport|vesicle docking involved in exocytosis|Golgi to endosome transport phosphatidylinositol binding|protein binding, bridging fungal-type vacuole membrane|HOPS complex|proteasome storage granule|CORVET complex|extrinsic to vacuolar membrane YJR118C ILM1 hom FF|FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00383571986426284 0.824216498705628 1870 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 YHR155W YSP1 hom FF|FT MITOCHONDRION 0.00381713533162991 0.825054381960124 1871 Mitochondrial protein; potential role in promoting mitochondrial fragmentation during programmed cell death in response to high levels of alpha-factor mating pheromone or the drug amiodarone; YSP1 has a paralog, SIP3, that arose from the whole genome duplication biological_process molecular_function mitochondrion YCL054W SPB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00380022365834117 0.825842573352124 1872 AdoMet-dependent methyltransferase involved in rRNA processing and 60S ribosomal subunit maturation; methylates G2922 in the tRNA docking site of the large subunit rRNA and in the absence of snR52, U2921; suppressor of PAB1 mutants maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA methylation rRNA (uridine-2'-O-)-methyltransferase activity|rRNA (guanine) methyltransferase activity nucleolus|nucleus|preribosome, large subunit precursor YCR087C-A_p YCR087C-A hom FT NUCLEUS 0.00373906973226937 0.828576133592636 1873 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 YMR290C HAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00373663369647073 0.828686085621378 1874 ATP-dependent RNA helicase; localizes to both the nuclear periphery and nucleolus; highly enriched in nuclear pore complex fractions; constituent of 66S pre-ribosomal particles rRNA processing RNA binding|RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nuclear envelope|nucleolus|preribosome, large subunit precursor|90S preribosome YOR230W WTM1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS 0.00373517143287878 0.828777226388911 1875 Transcriptional modulator involved in regulation of meiosis, silencing, and expression of RNR genes; required for nuclear localization of the ribonucleotide reductase small subunit Rnr2p and Rnr4p; contains WD repeats negative regulation of chromatin silencing at silent mating-type cassette|maintenance of protein location in nucleus|negative regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of chromatin silencing at telomere|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter protein binding|transcription corepressor activity nucleus YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00367412327960771 0.831508674881662 1876 Protein involved in N-glycosylation; deletion mutation confers sensitivity to exidative stress and shows synthetic lethality with mutations in the spindle checkpoint genes BUB3 and MAD1; YNL080C is not an essential gene cellular response to oxidative stress|protein N-linked glycosylation molecular_function integral to membrane|endoplasmic reticulum membrane YHR172W SPC97 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00366482462278484 0.832027503337607 1877 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 YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00363199206154489 0.833485730789306 1878 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 YJL207C LAA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00363002872019948 0.83369683708786 1879 AP-1 accessory protein; colocalizes with clathrin to the late-Golgi apparatus; involved in TGN-endosome transport; physically interacts with AP-1; similar to the mammalian p200; may interact with ribosomes; YJL207C is a non-essential gene protein localization|retrograde transport, endosome to Golgi molecular_function AP-1 adaptor complex|ribosome|clathrin-coated vesicle YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.00357947437509039 0.835786568373847 1880 Putative protein of unknown function; possible role in iron metabolism and/or amino acid and carbohydrate metabolism; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum biological_process molecular_function endoplasmic reticulum YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.00357829375528477 0.835960645329997 1881 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 YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.00356987496325817 0.836220711312469 1882 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 YBR227C MCX1 hom FT MITOCHONDRION 0.00355556366284048 0.836868046656686 1883 Mitochondrial matrix protein; putative ATP-binding chaperone with non-proteolytic function; similar to bacterial ClpX proteins protein refolding molecular_function mitochondrion|mitochondrial matrix YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.0035378003459801 0.837671678743132 1884 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 YDL205C HEM3 het FT COFACTOR METABOLISM|NUCLEUS 0.00352852707356126 0.838091279150618 1885 Porphobilinogen deaminase, catalyzes the conversion of 4-porphobilinogen to hydroxymethylbilane, the third step in heme biosynthesis; localizes to the cytoplasm and nucleus; expression is regulated by Hap2p-Hap3p, but not by levels of heme heme biosynthetic process hydroxymethylbilane synthase activity nucleus|cytoplasm YJL088W ARG3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00352447635702303 0.838274581897806 1886 Ornithine carbamoyltransferase (carbamoylphosphate:L-ornithine carbamoyltransferase), catalyzes the sixth step in the biosynthesis of the arginine precursor ornithine arginine biosynthetic process|ornithine metabolic process ornithine carbamoyltransferase activity cytosol YML129C COX14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00351533924571091 0.838688086028839 1887 Mitochondrial membrane protein, involved in translational regulation of Cox1p and assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes mitochondrial respiratory chain complex IV assembly|negative regulation of mitochondrial translation molecular_function mitochondrial envelope|mitochondrion|integral to membrane|mitochondrial inner membrane|mitochondrial matrix|extrinsic to membrane YPL266W DIM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00349114832506239 0.839783071841086 1888 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 YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00348177110097047 0.840207609099768 1889 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 YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.00347148731991234 0.840743569903912 1890 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 YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.00346302957005381 0.84122000224597 1891 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 YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00343249891419709 0.842439081034454 1892 Alpha' catalytic subunit of casein kinase 2 (CK2); CK2 is a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; protein abundance increases in response to DNA replication stress; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|chronological cell aging|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity protein kinase CK2 complex|UTP-C complex YDR318W MCM21 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0033925445519054 0.844249490969991 1893 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 YNL237W YTP1 hom FF|FT MITOCHONDRION 0.00334726207679462 0.846302322225677 1894 Probable type-III integral membrane protein of unknown function, has regions of similarity to mitochondrial electron transport proteins biological_process molecular_function integral to membrane|membrane YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.00332270567383285 0.847460945030335 1895 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 YOR045W TOM6 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00329912945676077 0.84848550517902 1896 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial matrix protein channel activity mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YPL236C ENV7 hom FT PROTEIN PHOSPHORYLATION|VACUOLAR PROTEIN PROCESSING 0.00326660175059107 0.8499836515421 1897 Vacuolar membrane protein kinase; negatively regulates membrane fusion; associates with vacuolar membrane through palmitoylation of one or more cysteines in consensus sequence; vacuolar membrane association is essential to its kinase activity; mutant shows defect in CPY processing; ortholog of human serine/threonine kinase 16 (STK16) vacuolar protein processing protein serine/threonine kinase activity fungal-type vacuole membrane YDR238C SEC26 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00324893305229761 0.850763534534926 1898 Essential beta-coat protein of the COPI coatomer, involved in ER-to-Golgi protein trafficking and maintenance of normal ER morphology; shares 43% sequence identity with mammalian beta-coat protein (beta-COP) ER to Golgi vesicle-mediated transport molecular_function coated vesicle|COPI vesicle coat YGL026C TRP5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00324536732383249 0.850925403174436 1899 Tryptophan synthase, catalyzes the last step of tryptophan biosynthesis; regulated by the general control system of amino acid biosynthesis tryptophan biosynthetic process tryptophan synthase activity nucleus|cytoplasm YMR102C_p YMR102C hom 0.00323195731869389 0.851534215524328 1900 Protein of unknown function; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance; mutant shows increased resistance to azoles; YMR102C is not an essential gene biological_process molecular_function cellular_component YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00319298747416002 0.853303941737872 1901 Mitochondrial 3-oxoacyl-[acyl-carrier-protein] reductase, may comprise a type II mitochondrial fatty acid synthase along with Mct1p fatty acid metabolic process|aerobic respiration 3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity mitochondrion YMR314W PRE5 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00316402056117456 0.854727099852893 1902 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 YGL176C_p YGL176C hom 0.00309921592890601 0.857628414148332 1903 Putative protein of unknown function; deletion mutant is viable and has no detectable phenotype biological_process molecular_function cellular_component YPL170W DAP1 hom FT LIPID METABOLISM 0.00306041494646003 0.859329895148473 1904 Heme-binding protein involved in regulation of cytochrome P450 protein Erg11p; damage response protein, related to mammalian membrane progesterone receptors; mutations lead to defects in telomeres, mitochondria, and sterol synthesis regulation of ergosterol biosynthetic process heme binding endosome|membrane 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 0.00303427813696023 0.860621852238611 1905 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 0.00302641064023478 0.860876862591044 1906 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 YEL061C CIN8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00294639202734396 0.864519267214848 1907 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 YKL156W RPS27A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00293730384109706 0.864953086384834 1908 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S27, no bacterial homolog; RPS27A has a paralog, RPS27B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress 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 cytosolic small ribosomal subunit|cytoplasm YER046W-A_d YER046W-A hom 0.00291396412161578 0.865996192469243 1909 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00289164711933991 0.867012889888955 1910 Type I HSP40 co-chaperone; involved in regulation of HSP90 and HSP70 functions; critical for determining cell size at Start as a function of growth rate; involved in protein translocation across membranes; member of the DnaJ family protein refolding|ER-associated protein catabolic process|protein targeting to mitochondrion|protein targeting to ER|'de novo' protein folding unfolded protein binding|ATPase activator activity cytosol|TRC complex|perinuclear region of cytoplasm YDR386W MUS81 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.00287947534415991 0.867567493204287 1911 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 YLR131C ACE2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.00285743420454837 0.868746834527035 1912 Transcription factor required for septum destruction after cytokinesis; phosphorylation by Cbk1p blocks nuclear exit during M/G1 transition, causing localization to daughter cell nuclei, and also increases Ace2p activity; phosphorylation by Cdc28p and Pho85p prevents nuclear import during cell cycle phases other than cytokinesis; part of RAM network that regulates cellular polarity and morphogenesis; ACE2 has a paralog, SWI5, that arose from the whole genome duplication Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle 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 YNL099C OCA1 hom FF|FT RESPONSE TO OXIDATIVE STRESS 0.00284748315875761 0.869025517633355 1913 Putative protein tyrosine phosphatase, required for cell cycle arrest in response to oxidative damage of DNA cellular response to oxidative stress protein tyrosine phosphatase activity cytoplasm YBL106C SRO77 hom FF|FT VESICLE-MEDIATED TRANSPORT|PLASMA MEMBRANE 0.00284352784870183 0.869205809516507 1914 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 YNL126W SPC98 het FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00282680223097433 0.86996827563347 1915 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 YMR180C CTL1 hom FT RNA PROCESSING|NUCLEUS 0.00280225997225399 0.871087295370939 1916 RNA 5'-triphosphatase, localizes to both the nucleus and cytoplasm biological_process polynucleotide 5'-phosphatase activity nucleus|cytoplasm YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00279840368108648 0.871263148905168 1917 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 YGL124C MON1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.00278573026736332 0.871841123208765 1918 Protein required for fusion of cvt-vesicles and autophagosomes with the vacuole; associates, as a complex with Ccz1p, with a perivacuolar compartment; potential Cdc28p substrate autophagy|vesicle docking|protein targeting to vacuole molecular_function cytosol|fungal-type vacuole membrane|Mon1-Ccz1 complex YOR191W ULS1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00275180832604817 0.873388477837149 1919 Protein involved in proteolytic control of sumoylated substrates; contains RING finger domain; interacts with SUMO (Smt3p); member of the SWI/SNF family of DNA-dependent ATPases; plays a role in antagonizing silencing during mating-type switching; relocalizes from nucleus to cytoplasm upon DNA replication stress chromatin assembly or disassembly|mating type switching SUMO binding|DNA-dependent ATPase activity mitochondrion|nucleolus|nucleus YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0027492262841877 0.873506277983968 1920 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 YHR132W-A IGO2 hom FT NUCLEUS 0.00274207272566787 0.873832658450205 1921 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 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 0.00265218593711864 0.87793554620726 1922 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 YJR063W RPA12 hom FF|FT NUCLEUS 0.00258998075928314 0.880776832088479 1923 RNA polymerase I subunit A12.2; contains two zinc binding domains, and the N terminal domain is responsible for anchoring to the RNA pol I complex termination of RNA polymerase I transcription|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00258846511124195 0.880916633480065 1924 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 YDR248C_p YDR248C hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00258225734692714 0.881129714789064 1925 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 YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00255739825593192 0.88256231281213 1926 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 YOR200W_d YOR200W hom 0.00253334968262676 0.883364850761626 1927 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MRM1/YOR201c Unknown Unknown Unknown YGL019W CKB1 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00251645514779735 0.884205799697025 1928 Beta regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein kinase regulator activity|protein serine/threonine kinase inhibitor activity protein kinase CK2 complex|UTP-C complex YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.00250314003535527 0.884797135120722 1929 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 YPL256C CLN2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00248592036691781 0.885533311494581 1930 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 YFR036W CDC26 hom FF|FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00242751684223913 0.888204687252864 1931 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YER093C-A AIM11 hom 0.00239556871222105 0.889666533137445 1932 Protein of unknown function; null mutant is viable but shows increased loss of mitochondrial genome and synthetic interaction with prohibitin (phb1); contains an intron; YER093C-A has a paralog, YBL059W, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR452W PPN1 hom FT NUCLEUS 0.00238162627001771 0.890304613262731 1933 Vacuolar endopolyphosphatase with a role in phosphate metabolism; functions as a homodimer; relocalizes from vacuole to cytoplasm upon DNA replication stress polyphosphate catabolic process|polyphosphate metabolic process endopolyphosphatase activity|exopolyphosphatase activity fungal-type vacuole membrane|nucleus YMR123W PKR1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00230749730984042 0.894092961857739 1934 V-ATPase assembly factor; functions with other V-ATPase assembly factors in the ER to efficiently assemble the V-ATPase membrane sector (V0); protein abundance increases in response to DNA replication stress vacuolar proton-transporting V-type ATPase complex assembly molecular_function integral to endoplasmic reticulum membrane YCR060W TAH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00225944470439613 0.895899283180195 1935 Component of the conserved R2TP complex (Rvb1-Rvb2-Tah1-Pih1); contains a single TPR domain with at least two TPR motifs; R2TP complex interacts with Hsp90 (Hsp82p and Hsc82p) to mediate assembly large protein complexes such as box C/D snoRNPs and RNA polymerase II protein folding|box C/D snoRNP assembly chaperone binding R2TP complex|nucleus|cytoplasm YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.00225055033346199 0.896306760250674 1936 TLC1 RNA-associated factor involved in telomere length regulation as recruitment subunit of telomerase; has G-quadruplex promoting activity that is required for telomere elongation; possible role in activating telomere-bound Est2p-TLC1-RNA telomere maintenance via telomerase|telomere maintenance|G-quadruplex DNA formation single-stranded DNA binding|RNA binding|telomeric DNA binding nucleolus|nucleus|telomerase holoenzyme complex YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.00223858486779579 0.896854976240374 1937 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 YOR222W ODC2 hom FT MITOCHONDRION 0.00223221435933193 0.897268944647308 1938 Mitochondrial inner membrane transporter, exports 2-oxoadipate and 2-oxoglutarate from the mitochondrial matrix to the cytosol for use in lysine and glutamate biosynthesis and in lysine catabolism mitochondrial transport dicarboxylic acid transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR322W_d VPS65 hom 0.00223196675827688 0.897494239994984 1939 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 YGL132W_d YGL132W hom 0.00221830493563242 0.897784244424035 1940 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 YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.00221199081247762 0.898073599195727 1941 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 YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00216853554288438 0.900065371706204 1942 ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Spt23p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting positive regulation of transcription from RNA polymerase II promoter in response to hypoxia|cellular response to cold|positive regulation of unsaturated fatty acid biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|mRNA stabilization|positive regulation of transcription from RNA polymerase II promoter in response to cobalt ion|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette molecular_function integral to endoplasmic reticulum membrane|nucleus YDR001C NTH1 hom FT CARBOHYDRATE METABOLISM 0.00211082771397316 0.902711380919071 1943 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 YJL062W LAS21 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00207876827306767 0.904181833548772 1944 Integral plasma membrane protein involved in the synthesis of the glycosylphosphatidylinositol (GPI) core structure; mutations affect cell wall integrity GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity integral to endoplasmic reticulum membrane|integral to membrane|integral to plasma membrane YGR036C CAX4 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00206657203121546 0.904741318355643 1945 Dolichyl pyrophosphate (Dol-P-P) phosphatase with a luminally oriented active site in the ER, cleaves the anhydride linkage in Dol-P-P, required for Dol-P-P-linked oligosaccharide intermediate synthesis and protein N-glycosylation lipid biosynthetic process|protein N-linked glycosylation dolichyldiphosphatase activity integral to endoplasmic reticulum membrane|integral to membrane YGR128C UTP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.00200247554025033 0.907682421986981 1946 Nucleolar protein required for export of tRNAs from the nucleus; also copurifies with the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S 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)|tRNA export from nucleus snoRNA binding|tRNA binding small-subunit processome|t-UTP complex|nucleolus|rDNA heterochromatin|90S preribosome YBL036C YBL036C hom 0.00200078136906695 0.907760177331549 1947 Putative non-specific single-domain racemase based on structural similarity; binds pyridoxal 5'-phosphate; expression of GFP-fusion protein induced in response to the DNA-damaging agent MMS biological_process pyridoxal phosphate binding cellular_component YIL142W CCT2 het 0.00199648900047262 0.907957182982201 1948 Subunit beta 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 YMR040W YET2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00198568362497809 0.908466729752753 1949 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; homolog of human BAP31 protein biological_process molecular_function ribosome|integral to membrane YOR012W_p YOR012W hom 0.00196003161664068 0.909684365052343 1950 Putative protein of unknown function biological_process molecular_function cellular_component YCL001W-A_p YCL001W-A hom 0.00190668513719429 0.91208016546433 1951 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 YOR165W SEY1 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00188100968769138 0.913259390206251 1952 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 YGL025C PGD1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00187306194893013 0.91368861776111 1953 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for basal and activated transcription; direct target of Cyc8p-Tup1p transcriptional corepressor 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 repressing transcription factor binding|RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YOR289W_p YOR289W hom FT NUCLEUS 0.00186950303069786 0.913916067001333 1954 Putative protein of unknown function; transcription induced by the unfolded protein response; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YNL220W ADE12 hom FT NUCLEOTIDE METABOLISM 0.00186694467756864 0.913905450571355 1955 Adenylosuccinate synthase, catalyzes the first step in synthesis of adenosine monophosphate from inosine 5'monophosphate during purine nucleotide biosynthesis; exhibits binding to single-stranded autonomously replicating (ARS) core sequence purine nucleotide biosynthetic process DNA replication origin binding|adenylosuccinate synthase activity cytoplasm YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.00183992466593515 0.915146743505525 1956 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 YML054C CYB2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00183896424203725 0.915190868976975 1957 Cytochrome b2 (L-lactate cytochrome-c oxidoreductase), component of the mitochondrial intermembrane space, required for lactate utilization; expression is repressed by glucose and anaerobic conditions lactate metabolic process L-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial intermembrane space YMR041C ARA2 hom FT OXIDATION-REDUCTION PROCESS 0.00182731429648954 0.915726131877349 1958 NAD-dependent arabinose dehydrogenase, involved in biosynthesis of dehydro-D-arabinono-1,4-lactone; similar to plant L-galactose dehydrogenase dehydro-D-arabinono-1,4-lactone biosynthetic process D-arabinose 1-dehydrogenase [NAD(P)+] activity cellular_component YGR106C VOA1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00182425328479095 0.915929289072507 1959 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 YIL167W SDL1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00182361749238483 0.915895991489071 1960 Open reading frame, unlikely to produce a functional protein in S288C; in closely related species and other S. cerevisiae strain backgrounds YIL167W and adjacent ORF, YIL168W, constitute a single ORF encoding L-serine dehydratase serine family amino acid metabolic process L-serine ammonia-lyase activity cellular_component YDR225W HTA1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00178579561888325 0.91763403840368 1961 Histone H2A, core histone protein required for chromatin assembly and chromosome function; one of two nearly identical subtypes (see also HTA2); DNA damage-dependent phosphorylation by Mec1p facilitates DNA repair; acetylated by Nat4p DNA repair|chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter DNA binding replication fork protection complex|nuclear nucleosome YEL049W PAU2 hom 0.00178003013582806 0.917899017217877 1962 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 YLL047W_d YLL047W hom 0.00176872490053096 0.918418626801711 1963 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene RNP1 Unknown Unknown Unknown YOL141W PPM2 hom FT RNA PROCESSING|MITOCHONDRION 0.00174377792745072 0.919565358869347 1964 AdoMet-dependent tRNA methyltransferase also involved in methoxycarbonylation; required for the synthesis of wybutosine (yW), a modified guanosine found at the 3'-position adjacent to the anticodon of phe-tRNA; similarity to Ppm1p tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity mitochondrion|cytoplasm YMR135W-A_d YMR135W-A hom 0.00174176458771623 0.919729574973796 1965 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR032W GSC2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE|CYTOSKELETON 0.00171434267034589 0.920918617790312 1966 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 YJL115W ASF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0016519458908335 0.923980834877025 1967 Nucleosome assembly factor, involved in chromatin assembly and disassembly, anti-silencing protein that causes derepression of silent loci when overexpressed; plays a role in regulating Ty1 transposition DNA replication-independent nucleosome assembly|histone acetylation|nucleosome disassembly|histone exchange|positive regulation of histone acetylation|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere|DNA replication-dependent nucleosome assembly|regulation of transcription from RNA polymerase II promoter in response to stress histone binding chromatin assembly complex YDL109C_p YDL109C hom FT LIPID METABOLISM 0.00164653973925333 0.924036659841597 1968 Putative lipase; involved in lipid metabolism; not an essential gene; YDL109C has a paralog, ROG1, that arose from the whole genome duplication cellular lipid metabolic process molecular_function cellular_component YLR107W REX3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00164158386632407 0.924275869950859 1969 RNA exonuclease; required for maturation of the RNA component of RNase MRP; functions redundantly with Rnh70p and Rex2p in processing of U5 snRNA and RNase P RNA; member of RNase D family of exonucleases U5 snRNA 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)|ncRNA 3'-end processing 3'-5'-exoribonuclease activity|3'-5' exonuclease activity nucleus|cytoplasm YGL038C OCH1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0016353318272068 0.92456340626568 1970 Mannosyltransferase of the cis-Golgi apparatus, initiates the polymannose outer chain elongation of N-linked oligosaccharides of glycoproteins protein N-linked glycosylation alpha-1,6-mannosyltransferase activity|transferase activity, transferring glycosyl groups Golgi cis cisterna YMR093W UTP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.00162959016514092 0.924939344640805 1971 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|90S preribosome YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.00160430512143976 0.925979489062986 1972 GPI-anchored protein of unknown function, has a possible role in apical bud growth; GPI-anchoring on the plasma membrane crucial to function; phosphorylated in mitochondria; similar to Sps2p and Pst1p fungal-type cell wall organization molecular_function mitochondrion|fungal-type cell wall|plasma membrane YOR330C MIP1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00157805121864199 0.927241565093384 1973 Mitochondrial DNA polymerase; conserved C-terminal segment is required for the maintenance of mitochondrial genome; mutations in the human ortholog POLG are associated with Alpers-Huttenlocher syndrome (AHS) and other mitochondrial diseases; Mip1p is the single subunit of mitochondrial DNA polymerase in yeast, in contrast to metazoans in which there is a complex of a catalytic subunit and an accessory subunit mitochondrial DNA replication 3'-5' exonuclease activity|DNA-directed DNA polymerase activity mitochondrion YMR037C MSN2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00156138054280657 0.927954509202667 1974 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 YGL146C_p RRT6 hom 0.00155721636769045 0.928146132553708 1975 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; contains two putative transmembrane spans, but no significant homology to other known proteins biological_process molecular_function membrane YDR035W ARO3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION 0.00155580456645567 0.928275177323786 1976 3-deoxy-D-arabino-heptulosonate-7-phosphate (DAHP) synthase, catalyzes the first step in aromatic amino acid biosynthesis and is feedback-inhibited by phenylalanine or high concentration of tyrosine or tryptophan aromatic amino acid family biosynthetic process 3-deoxy-7-phosphoheptulonate synthase activity mitochondrion|nucleus|cytoplasm YDL235C YPD1 het FT SIGNALING|NUCLEUS 0.00151774686203751 0.929962610867238 1977 Phosphorelay intermediate protein, phosphorylated by the plasma membrane sensor Sln1p in response to osmotic stress and then in turn phosphorylates the response regulators Ssk1p in the cytosol and Skn7p in the nucleus osmosensory signaling pathway via two-component system protein histidine kinase binding|transferase activity, transferring phosphorus-containing groups nucleus|cytoplasm YAL066W_d YAL066W hom 0.00151761636694848 0.930041558311213 1978 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR312C_p YLR312C hom 0.00151614253577134 0.930036453466682 1979 Putative protein of unknown function biological_process molecular_function cellular_component YAL030W SNC1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00150561905504502 0.930572518719301 1980 Vesicle membrane receptor protein (v-SNARE); involved in the fusion between Golgi-derived secretory vesicles with the plasma membrane; proposed to be involved in endocytosis; member of the synaptobrevin/VAMP family of R-type v-SNARE proteins; SNC1 has a paralog, SNC2, 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|plasma membrane|cellular bud neck YKR018C YKR018C hom FT NUCLEUS|MITOCHONDRION 0.00149074862536857 0.931205343093309 1981 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; protein abundance increases in response to DNA replication stress; YKR018C has a paralog, IML2, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YGR262C BUD32 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|LIPID METABOLISM|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME 0.00149041668650511 0.931220623330477 1982 Protein kinase, component of the EKC/KEOPS complex with Kae1p, Cgi121p, Pcc1p, and Gon7p; EKC/KEOPS complex is required for t6A tRNA modification and may have roles in telomere maintenance and transcription threonylcarbamoyladenosine metabolic process|protein phosphorylation|telomere maintenance|cellular bud site selection|positive regulation of transcription from RNA polymerase II promoter protein serine/threonine kinase activity EKC/KEOPS complex|nucleus|cytoplasm YFL044C OTU1 hom FT PROTEOLYSIS|NUCLEUS 0.001472548324282 0.932053308480647 1983 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 YDR048C_d YDR048C hom 0.00142655303338311 0.934160942018233 1984 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR003C YPI1 het FT CELL CYCLE|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0014007771026853 0.935347937066025 1985 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 YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.00139846762572576 0.935502327822734 1986 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 YGR151C_d YGR151C hom 0.00139381203251086 0.935697425968989 1987 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 YJL175W_d YJL175W hom 0.00136629062762566 0.936964436997751 1988 Dubious open reading frame unlikely to encode a functional protein; deletion confers resistance to cisplatin, hypersensitivity to 5-fluorouracil, and growth defect at high pH with high calcium; overlaps gene for SWI3 transcription factor Unknown Unknown Unknown YAL061W_p BDH2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00134963041895907 0.93770369134608 1989 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 YGL166W CUP2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00134244563952506 0.938062324873982 1990 Copper-binding transcription factor; activates transcription of the metallothionein genes CUP1-1 and CUP1-2 in response to elevated copper concentrations; CUP2 has a paralog, HAA1, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter|response to copper ion RNA polymerase II core promoter proximal region sequence-specific DNA binding|copper ion regulated core promoter proximal region sequence-specific DNA binding RNA polymerase II transcription factor activity|copper ion binding nucleus YPL041C_p YPL041C hom 0.00132628408567259 0.93884298088371 1991 Protein of unknown function involved in maintenance of proper telomere length biological_process molecular_function cellular_component YDR349C YPS7 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00131055985364224 0.939503602608238 1992 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 YMR146C TIF34 het FT TRANSLATION 0.00130135099768211 0.939936823867758 1993 eIF3i subunit of the core complex of translation initiation factor 3 (eIF3), which is essential for translation; stimulates rate of ribosomal scanning during translation reinitiation translation reinitiation|translational initiation translation initiation factor activity multi-eIF complex|eukaryotic translation initiation factor 3 complex YGR216C GPI1 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.00129691889372962 0.940132090535513 1994 Membrane protein involved in the synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), the first intermediate in the synthesis of glycosylphosphatidylinositol (GPI) anchors; human and mouse GPI1p are functional homologs GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00129409153470631 0.940262361778133 1995 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 YLR390W-A CCW14 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00129052142169454 0.940462331350273 1996 Covalently linked cell wall glycoprotein, present in the inner layer of the cell wall fungal-type cell wall organization structural constituent of cell wall mitochondrion|fungal-type cell wall YFL041W FET5 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00128513703834407 0.940701445599032 1997 Multicopper oxidase, integral membrane protein with similarity to Fet3p; may have a role in iron transport iron ion transport ferroxidase activity fungal-type vacuole membrane|integral to membrane YFR039C_p YFR039C hom 0.00126818858349299 0.941455920375712 1998 Putative protein of unknown function; may be involved in response to high salt and changes in carbon source; deletion mutant has decreased spore survival in Drosophila feces biological_process molecular_function cellular_component YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.00126722108333274 0.94150050350103 1999 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 YJR058C APS2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0012508433682807 0.942255228453898 2000 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 YOL085C_d YOL085C hom 0.00123368673831954 0.943045903273215 2001 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the dubious gene YOL085W-A Unknown Unknown Unknown YGR018C_p YGR018C hom 0.00122849971462657 0.943284961824983 2002 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the uncharacterized ORF YGR017W biological_process molecular_function cellular_component YGR097W ASK10 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|RNA POL II, HOLOENZYME 0.00118966312266056 0.945075015986217 2003 Component of RNA polymerase II holoenzyme; phosphorylated in response to oxidative stress; has a role in destruction of Ssn8p; proposed to function in activation of the glycerol channel Fps1p; ASK10 has a paralog, RGC1, that arose from the whole genome duplication cellular protein catabolic process|cellular response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter|positive regulation of glycerol transport molecular_function DNA-directed RNA polymerase II, holoenzyme|cytoplasm YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00116775366667804 0.946084988383014 2004 Protein with a role in ubiquinone (Coenzyme Q) biosynthesis, possibly functioning in stabilization of Coq7p; located on the matrix face of the mitochondrial inner membrane; component of a mitochondrial ubiquinone-synthesizing complex ubiquinone biosynthetic process molecular_function mitochondrial inner membrane YDR094W_d YDR094W hom 0.00115509240422897 0.946668681246571 2005 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF DNF2 Unknown Unknown Unknown YGL149W_d YGL149W hom 0.00115260876485749 0.946783182088176 2006 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF INO80/YGL150C. Unknown Unknown Unknown YDR219C MFB1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.00114925637431593 0.946937735872934 2007 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 YFR050C PRE4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00113190350024636 0.947761127916614 2008 Beta 7 subunit of the 20S proteasome proteasome assembly|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 YKL122C SRP21 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.00112941533167539 0.947852499394048 2009 Subunit of the signal recognition particle (SRP), which functions in protein targeting to the endoplasmic reticulum membrane; not found in mammalian SRP; forms a pre-SRP structure in the nucleolus that is translocated to the cytoplasm SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding nucleus|signal recognition particle, endoplasmic reticulum targeting YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00112513467702736 0.94808855436474 2010 Isoamyl acetate-hydrolyzing esterase, required in balance with alcohol acetyltransferase to maintain optimal amounts of isoamyl acetate, which is particularly important in sake brewing acetate metabolic process hydrolase activity, acting on ester bonds cellular_component YLR209C PNP1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00112268371767347 0.948162873499854 2011 Purine nucleoside phosphorylase, specifically metabolizes inosine and guanosine nucleosides; involved in the nicotinamide riboside salvage pathway guanosine catabolic process|inosine catabolic process|NAD biosynthesis via nicotinamide riboside salvage pathway|nicotinate nucleotide salvage nicotinamide riboside hydrolase activity|inosine nucleosidase activity|purine-nucleoside phosphorylase activity intracellular YGR160W_d YGR160W hom 0.00110219462937449 0.949107610802558 2012 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR087W YVC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00108848541471521 0.949739772965909 2013 Vacuolar cation channel, mediates release of Ca(2+) from the vacuole in response to hyperosmotic shock cellular cation homeostasis voltage-gated ion channel activity|calcium activated cation channel activity|sodium channel activity|calcium channel activity|potassium channel activity fungal-type vacuole membrane|fungal-type vacuole YKR026C GCN3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00104700016979347 0.95165294021823 2014 Alpha subunit of the translation initiation factor eIF2B, the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a positive regulator of GCN4 expression regulation of translational initiation enzyme regulator activity|guanyl-nucleotide exchange factor activity|translation initiation factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YGL071W AFT1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS 0.00104450235140019 0.951789692997463 2015 Transcription factor involved in iron utilization and homeostasis; binds consensus site PyPuCACCCPu and activates transcription in response to changes in iron availability; in iron-replete conditions activity is negatively regulated by Grx3p, Grx4p, and Fra2p, which regulate Aft1p translocation from the nucleus to the cytoplasm; AFT1 has a paralog, AFT2, 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 iron ion starvation|meiotic chromosome segregation|positive regulation of iron ion transport|establishment of mitotic sister chromatid cohesion|positive regulation of transcription from RNA polymerase II promoter 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 nucleus|cytoplasm YDR325W YCG1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00101886676119841 0.95295052252368 2016 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 YBR228W SLX1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00101621322600072 0.953093887294607 2017 Subunit of a complex, with Slx4p, that hydrolyzes 5' branches from duplex DNA in response to stalled or converging replication forks; function overlaps with that of Sgs1p-Top3p DNA-dependent DNA replication 5'-flap endonuclease activity Slx1-Slx4 complex|nucleus YML065W ORC1 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.000999609804351806 0.953838773033187 2018 Largest subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; exhibits ATPase activity pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette chromatin binding|DNA replication origin binding|ATPase activity|ATP binding DNA replication preinitiation complex|nucleus|pre-replicative complex|nuclear origin of replication recognition complex YMR257C PET111 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.000983867575680185 0.954564945067579 2019 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 YJL058C BIT61 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.000983431891342258 0.954585043255232 2020 Subunit of TORC2 membrane-associated complex; involved in regulation of cell cycle-dependent actin cytoskeletal dynamics during polarized growth and cell wall integrity; BIT61 has a paralog, BIT2, that arose from the whole genome duplication fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|plasma membrane|cytoplasm YCL029C BIK1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.000973415841133807 0.955067183554172 2021 Microtubule-associated protein, component of the interface between microtubules and kinetochore, involved in sister chromatid separation; essential in polyploid cells but not in haploid or diploid cells; ortholog of mammalian CLIP-170 karyogamy involved in conjugation with cellular fusion|mitotic anaphase B|negative regulation of microtubule polymerization|nuclear migration involved in conjugation with cellular fusion|mitotic spindle organization in nucleus|mitotic spindle elongation microtubule binding|protein homodimerization activity spindle microtubule|microtubule plus end|spindle pole body|cell cortex|condensed nuclear chromosome kinetochore|mating projection tip|kinetochore|spindle YOL100W PKH2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.000958734319287424 0.955724392983025 2022 Serine/threonine protein kinase involved in sphingolipid-mediated signaling pathway that controls endocytosis; activates Ypk1p and Ykr2p, components of signaling cascade required for maintenance of cell wall integrity; redundant with Pkh1p regulation of nuclear-transcribed mRNA poly(A) tail shortening|protein phosphorylation|MAPK cascade involved in cell wall biogenesis|cytoplasmic mRNA processing body assembly protein kinase activity cell cortex|eisosome|nucleus YNL142W MEP2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.000955501962574912 0.955899812675488 2023 Ammonium permease involved in regulation of pseudohyphal growth; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport|pseudohyphal growth ammonium transmembrane transporter activity integral to membrane|plasma membrane YGL081W_p YGL081W hom 0.000951483666855932 0.956058897748226 2024 Putative protein of unknown function; non-essential gene; interacts genetically with CHS5, a gene involved in chitin biosynthesis biological_process molecular_function cellular_component YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.000944000413350507 0.956404141544021 2025 Endosomal subunit of membrane-associated retromer complex required for retrograde transport; receptor that recognizes retrieval signals on cargo proteins, forms subcomplex with Vps26p and Vps29p that selects cargo proteins for retrieval; interacts with Ypt7p protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.000936571879391351 0.956746868910965 2026 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 YPR112C MRD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.000934035839303804 0.956863875034274 2027 Essential conserved small ribosomal subunit (40s) synthesis factor; component of the 90S preribosome; required for production of 18S rRNA and small ribosomal subunit; contains five consensus RNA-binding domains and binds to the pre-rRNA at two sites within the 18S region 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)|small-subunit processome assembly|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|90S preribosome YOL050C_d YOL050C hom 0.000926281068739512 0.957221665210966 2028 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps verified gene GAL11; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) Unknown Unknown Unknown YBR118W TEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|CYTOSKELETON|RIBOSOME 0.000921051068383176 0.957462972222123 2029 Translational elongation factor EF-1 alpha; also encoded by TEF1; functions in the binding reaction of aminoacyl-tRNA (AA-tRNA) to ribosomes; may also have a role in tRNA re-export from the nucleus; TEF2 has a paralog, TEF1, that arose from the whole genome duplication translational elongation|tRNA export from nucleus GDP binding|GTP binding|translation elongation factor activity ribosome|eukaryotic translation elongation factor 1 complex|cytoplasm YBR097W VPS15 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.000912252372747414 0.95786894406187 2030 Serine/threonine protein kinase involved in vacuolar protein sorting; functions as a membrane-associated complex with Vps34p; active form recruits Vps34p to the Golgi membrane; interacts with the GDP-bound form of Gpa1p; myristoylated; a fraction is localized, with Vps34p, to nuclear pores at nucleus-vacuole junctions and may facilitate transcription elongation for genes positioned at the nuclear periphery protein retention in Golgi apparatus|vacuole inheritance|peroxisome degradation|protein phosphorylation|macroautophagy|inositol lipid-mediated signaling|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding|protein serine/threonine kinase activity mitochondrion|phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|Golgi membrane YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.000871511845915424 0.959766845644939 2031 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 YJL041W NSP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.000863128243176041 0.960135729311887 2032 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nup82p, Gle2p and two other FG-nucleoporins (Nup159p and Nup116p); also found in stable complex with Nic96p and two other FG-nucleoproteins (Nup49p and Nup57p); forms foci at the nuclear periphery upon DNA replication stress poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|ncRNA export from nucleus|ribosomal large subunit export from nucleus|tRNA export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore nuclear basket|nuclear pore YPL014W_p YPL014W hom FT NUCLEUS 0.000858200311161128 0.960363142033163 2033 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YHR183W GND1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.000855267085921039 0.96052794005119 2034 6-phosphogluconate dehydrogenase (decarboxylating); catalyzes an NADPH regenerating reaction in the pentose phosphate pathway; required for growth on D-glucono-delta-lactone and adaptation to oxidative stress; GND1 has a paralog, GND2, that arose from the whole genome duplication cellular response to oxidative stress|pentose-phosphate shunt, oxidative branch phosphogluconate dehydrogenase (decarboxylating) activity mitochondrion|cytoplasm YHR196W UTP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.000852793919419803 0.960612638277554 2035 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|nucleus|90S preribosome YLR211C_p YLR211C hom 0.000835258393452869 0.961421900880811 2036 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR211C is not an essential gene; ORF contains an intron biological_process molecular_function cytoplasm YGL114W_p YGL114W hom FT PROTEIN LOCALIZATION 0.000833539171871856 0.961501244920672 2037 Putative protein of unknown function; predicted member of the oligopeptide transporter (OPT) family of membrane transporters transport oligopeptide transporter activity integral to membrane|membrane YMR270C RRN9 het FT NUCLEUS 0.000796248015650635 0.963238809280376 2038 Protein involved in promoting high level transcription of rDNA, subunit of UAF (upstream activation factor) for RNA polymerase I transcription of nuclear large rRNA transcript from RNA polymerase I promoter TBP-class protein binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YGR083C GCD2 het FT TRANSLATION 0.000792002284032151 0.963418333744143 2039 Delta subunit of the translation initiation factor eIF2B, the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression regulation of translational initiation enzyme regulator activity|guanyl-nucleotide exchange factor activity|translation initiation factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YLR305C STT4 het FT LIPID METABOLISM|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.000790008003390944 0.963510382954504 2040 Phosphatidylinositol-4-kinase that functions in the Pkc1p protein kinase pathway; required for normal vacuole morphology, cell wall integrity, and actin cytoskeleton organization phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity mitochondrion|plasma membrane YIL108W YIL108W hom FT PROTEOLYSIS 0.000781088403956857 0.96392208725411 2041 Putative metalloendopeptidase; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cytoplasm YLR004C THI73 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.000778139246594602 0.964079641694029 2042 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 YDR143C SAN1 hom FT PROTEOLYSIS|NUCLEUS 0.00077438476364072 0.964231515279729 2043 Ubiquitin-protein ligase; involved in the proteasome-dependent degradation of aberrant nuclear proteins; targets substrates with regions of exposed hydrophobicity containing 5 or more contiguous hydrophobic residues; contains intrinsically disordered regions that contribute to substrate recognition nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|response to misfolded protein|response to stress ubiquitin-protein ligase activity nucleus|cytoplasm YDR183W PLP1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING 0.000772879557447927 0.964306313135535 2044 Protein that interacts with CCT (chaperonin containing TCP-1) complex and has a role in actin and tubulin folding; has weak similarity to phosducins, which are G-protein regulators protein folding|positive regulation of transcription from RNA polymerase II promoter by pheromones G-protein beta/gamma-subunit complex binding cellular_component YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.000767613251816342 0.96454408159882 2045 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 YOR300W_d YOR300W hom 0.000766739370691302 0.96458441948897 2046 Dubious open reading frame, unlikely to encode a protein; overlaps with verified gene BUD7/YOR299W; mutation affects bipolar budding and bud site selection, though phenotype could be due to the mutation's effects on BUD7 Unknown Unknown Unknown YER064C VHR2 hom FT NUCLEUS 0.000765136055068257 0.964658427924945 2047 Non-essential nuclear protein; null mutation has global effects on transcription; VHR2 has a paralog, VHR1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress regulation of transcription, DNA-dependent molecular_function nucleus YKL205W LOS1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.000761002708469712 0.964864939098718 2048 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 YMR158C-A_p YMR158C-A hom 0.000751488732688194 0.965288395362127 2049 Putative protein of unknown function, may contain a lipid attachment site; YMR158C-A is not an essential gene biological_process molecular_function cellular_component YCL074W YCL074W hom FT NUCLEUS 0.000736187936520399 0.965994713734871 2050 Pseudogene: encodes fragment of Ty Pol protein transposition, RNA-mediated ribonuclease activity|peptidase activity|RNA binding|RNA-directed DNA polymerase activity|DNA-directed DNA polymerase activity retrotransposon nucleocapsid YCR084C TUP1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.000733613760202722 0.966113546006053 2051 General repressor of transcription, forms complex with Cyc8p, involved in the establishment of repressive chromatin structure through interactions with histones H3 and H4, appears to enhance expression of some genes nucleosome positioning|regulation of transcription from RNA polymerase II promoter in response to osmotic stress|histone exchange|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter by glucose|negative regulation of dipeptide transport by negative regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to hypoxia|negative regulation of transcription from RNA polymerase II promoter during mitosis|Unknown ubiquitin binding|histone deacetylase binding|histone binding|phosphatidylinositol-3,5-bisphosphate binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription|mediator complex binding nucleus|transcriptional repressor complex YAL068C PAU8 hom FT TRANSCRIPTION FROM RNA POL II 0.000715163805328842 0.966970200177128 2052 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YGR115C_d YGR115C het FF 0.000706322939317187 0.967388012753894 2053 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 YDL110C TMA17 hom FT NUCLEUS 0.000684487940656144 0.968414492962787 2054 Protein of unknown function that associates with ribosomes; heterozygous deletion demonstrated increases in chromosome instability in a rad9 deletion background; protein abundance is decreased upon intracellular iron depletion biological_process molecular_function ribosome|nucleus|cytoplasm YGL235W_p YGL235W hom 0.000680019524207881 0.968587795495454 2055 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 YBR107C IML3 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.000679757309825248 0.968599901735149 2056 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 YKL050C YKL050C hom 0.000675848427322895 0.968780372739483 2057 Protein of unknown function; the YKL050W protein is a target of the SCFCdc4 ubiquitin ligase complex and YKL050W transcription is regulated by Azf1p biological_process molecular_function cellular_component YPR011C_p YPR011C hom FT MITOCHONDRION 0.000675637778360344 0.96879474964013 2058 Putative transporter, member of the mitochondrial carrier family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YER087W AIM10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.000673516711979185 0.968888027545326 2059 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 YOL123W HRP1 het FT RNA PROCESSING|NUCLEUS 0.00067194314713236 0.968960679022953 2060 Subunit of cleavage factor I, a five-subunit complex required for the cleavage and polyadenylation of pre-mRNA 3' ends; RRM-containing heteronuclear RNA binding protein and hnRNPA/B family member that binds to poly (A) signal sequences mRNA cleavage|mRNA polyadenylation mRNA binding|RNA binding mRNA cleavage factor complex|nucleus|cytoplasmic stress granule|cytoplasm YDR244W PEX5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.000671914835319737 0.968961986181498 2061 Peroxisomal membrane signal receptor for the C-terminal tripeptide signal sequence (PTS1) of peroxisomal matrix proteins, required for peroxisomal matrix protein import; also proposed to have PTS1-receptor independent functions protein import into peroxisome matrix, docking peroxisome matrix targeting signal-1 binding|protein binding, bridging cytosol|peroxisomal membrane|peroxisome YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.000671185019004175 0.969000302583142 2062 Chitin transglycosylase that functions in the transfer of chitin to beta(1-6) and beta(1-3) glucans in the cell wall; similar to and functionally redundant with Crh1; glycosylphosphatidylinositol (GPI)-anchored protein localized to bud neck cell wall chitin metabolic process|fungal-type cell wall organization transferase activity, transferring glycosyl groups cellular bud neck septin ring|fungal-type cell wall YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.000670613588683271 0.969022064927678 2063 Component of the TRAPP (transport protein particle) complex, which plays an essential role in the vesicular transport from endoplasmic reticulum to Golgi ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YDR421W ARO80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.000669728941524923 0.969062909315822 2064 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 YMR220W ERG8 het FT LIPID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.000654770843188716 0.969753540780757 2065 Phosphomevalonate kinase, an essential cytosolic enzyme that acts in the biosynthesis of isoprenoids and sterols, including ergosterol, from mevalonate organic acid phosphorylation|ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway|farnesyl diphosphate biosynthetic process, mevalonate pathway phosphomevalonate kinase activity nucleus|cytoplasm YGR177C ATF2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.000648194342430573 0.970083977983727 2066 Alcohol acetyltransferase, may play a role in steroid detoxification; forms volatile esters during fermentation, which is important for brewing and winemaking steroid metabolic process|response to toxin|Unknown|sterol acetylation alcohol O-acetyltransferase activity integral to endoplasmic reticulum membrane|endoplasmic reticulum|cytoplasm YML022W APT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00064632079875508 0.970143698462906 2067 Adenine phosphoribosyltransferase; catalyzes the formation of AMP from adenine and 5-phosphoribosylpyrophosphate; involved in the salvage pathway of purine nucleotide biosynthesis; APT1 has a paralog, APT2, that arose from the whole genome duplication AMP biosynthetic process|adenine salvage adenine phosphoribosyltransferase activity nucleus|cytoplasm YJL131C AIM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.000634255305036771 0.970700801981167 2068 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 YHL006C SHU1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.000632571363332289 0.970778556249367 2069 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function recombinational repair|maintenance of rDNA molecular_function nucleolus|Shu complex YGL181W GTS1 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS|CYTOSKELETON 0.000627796018627266 0.970999054364315 2070 Protein involved in Arf3p regulation and in transcription regulation; localizes to the nucleus and to endocytic patches; contains an N-terminal Zn-finger and ArfGAP homology domain, a C-terminal glutamine-rich region, and a UBA (ubiquitin associated) domain; gts1 mutations affect budding, cell size, heat tolerance, sporulation, life span, ultradian rhythms, endocytosis; expression oscillates in a pattern similar to metabolic oscillations endocytosis|ultradian rhythm|regulation of transcription from RNA polymerase II promoter|negative regulation of phosphatidylinositol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter ARF GTPase activator activity|repressing transcription factor binding|transcription factor binding transcription factor activity nucleus|cytoplasm|actin cortical patch YJL152W_d YJL152W hom 0.000627403533818471 0.971017177167485 2071 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR012C_d YBR012C hom 0.000621670801124276 0.971281885128599 2072 Dubious open reading frame, unlikely to encode a functional protein; expression induced by iron-regulated transcriptional activator Aft2p Unknown Unknown Unknown YGR041W BUD9 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.000620969278696305 0.971314278025629 2073 Protein involved in bud-site selection; mutant has increased aneuploidy tolerance; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the distal pole cellular bud site selection molecular_function plasma membrane|cellular bud neck YJL001W PRE3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.000617761110522217 0.9714624162454 2074 Beta 1 subunit of the 20S proteasome, responsible for cleavage after acidic residues in peptides proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLR028C ADE16 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.000599036874415999 0.972327033470409 2075 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE16 has a paralog, ADE17, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine ascospore formation|'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process|aerobic respiration phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.000592313970469061 0.972666042345811 2076 Subunit of heterotrimeric Replication Protein A (RPA), which is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|DNA replication|double-strand break repair via homologous recombination|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex|cytoplasm YGL117W_p YGL117W hom FF 0.000586517878253232 0.972929373721215 2077 Putative protein of unknown function biological_process molecular_function cellular_component YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.000581701531549314 0.973147578694463 2078 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 YIL100W_d YIL100W hom 0.000567439836761443 0.973786143109646 2079 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the dubious ORF YIL100C-A Unknown Unknown Unknown YDL039C PRM7 hom 0.000564910087822547 0.973902967444521 2080 Pheromone-regulated protein, predicted to have one transmembrane segment; promoter contains Gcn4p binding elements conjugation with cellular fusion molecular_function integral to membrane YDR330W UBX5 hom FT PROTEOLYSIS|NUCLEUS 0.000562451487484078 0.974032002148994 2081 UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YLR405W DUS4 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS 0.000556098213898565 0.974325226618966 2082 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus1p, and Dus3p tRNA modification tRNA dihydrouridine synthase activity cellular_component YGR179C OKP1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.000541141214225685 0.975000645985032 2083 Outer kinetochore protein required for accurate chromosome segregation; component of COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) a kinetochore sub-complex which functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-Q and fission yeast fta7 attachment of spindle microtubules to kinetochore|chromosome segregation molecular_function COMA complex|condensed nuclear chromosome kinetochore YHR123W EPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.000532640221068179 0.975393244876985 2084 sn-1,2-diacylglycerol ethanolamine- and cholinephosphotranferase; not essential for viability; EPT1 has a paralog, CPT1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolaminephosphotransferase activity|diacylglycerol cholinephosphotransferase activity integral to membrane|Golgi apparatus YDR221W GTB1 hom FT CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.000522651151085222 0.975865374016385 2085 Glucosidase II beta subunit, forms a complex with alpha subunit Rot2p; involved in removal of two glucose residues from N-linked glycans during glycoprotein biogenesis in the ER; relocalizes from ER to cytoplasm upon DNA replication stress polysaccharide biosynthetic process|protein N-linked glycosylation alpha-glucosidase activity glucosidase II complex|endoplasmic reticulum|endoplasmic reticulum lumen YGR008C STF2 hom FT MITOCHONDRION 0.000520553358305263 0.975962215092217 2086 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 YIL087C AIM19 hom FT MITOCHONDRION 0.000501108635880654 0.976849510187523 2087 Putative protein of unknown function; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; null mutant displays reduced respiratory growth biological_process molecular_function mitochondrion YDL028C MPS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00048974647998649 0.977374282965836 2088 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 YKR060W UTP30 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.000483543679369028 0.977660769794471 2089 Putative subunit of U3-containing 90S preribosome complex; complex is involved in production of 18S rRNA and assembly of small ribosomal subunit ribosomal small subunit biogenesis molecular_function nucleolus|nucleus|90S preribosome YOR298C-A MBF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.000480989890565639 0.977782034222711 2090 Transcriptional coactivator; bridges the DNA-binding region of Gcn4p and TATA-binding protein Spt15p; suppressor of frameshift mutations; protein abundance increases in response to DNA replication stress positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity mitochondrion|nucleus YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.000480666827651907 0.977796953346956 2091 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 YGR159C NSR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.000478885641444047 0.977875911043303 2092 Nucleolar protein that binds nuclear localization sequences, required for pre-rRNA processing and ribosome biogenesis ribosomal small subunit assembly|rRNA processing single-stranded DNA binding|RNA binding mitochondrion|nucleolus|nucleus YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.000475700450087565 0.97802630284947 2093 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 YLR199C PBA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.000462161326201652 0.978648371756708 2094 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 YBR169C SSE2 hom 0.00045973634446353 0.978760378207655 2095 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 YPR133W-A TOM5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.000455067125338458 0.978985447777354 2096 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 YDL007W RPT2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.000445009182576866 0.979440613739158 2097 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; required for normal peptide hydrolysis by the core 20S particle positive regulation of protein catabolic process|proteasome regulatory particle assembly|peptide catabolic process|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex|nucleus YML083C YML083C hom 0.000444020512757221 0.979486280128214 2098 Protein of unknown function; transcriptionally regulated by Upc2p via an upstream sterol response element; strong increase in transcript abundance during anaerobic growth compared to aerobic growth; cells deleted for YML083C do not exhibit growth defects in anerobic or anaerobic conditions biological_process molecular_function cellular_component YOR373W NUD1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.00044326893091231 0.979520995533409 2099 Component of the spindle pole body outer plaque; acts through the mitotic exit network to specify asymmetric spindle pole body inheritance meiotic chromosome segregation|spindle pole body separation|exit from mitosis|establishment of spindle localization structural constituent of cytoskeleton spindle pole body YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.000441866463553407 0.97961318121153 2100 Cystathionine beta-synthase, catalyzes synthesis of cystathionine from serine and homocysteine, the first committed step in cysteine biosynthesis; responsible for hydrogen sulfide generation; advances passage through START by promoting cell growth which requires catalytic activity, and reducing critical cell size independent of catalytic activity; mutations in human ortholog cause homocystinuria cysteine biosynthetic process from serine|hydrogen sulfide biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|traversing start control point of mitotic cell cycle cystathionine beta-synthase activity mitochondrion|cytoplasm YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.000440868721950596 0.97963186093295 2101 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 YCR013C_d YCR013C het 0.000439676429174002 0.979686932957243 2102 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcription of both YCR013C and the overlapping essential gene PGK1 is reduced in a gcr1 null mutant Unknown Unknown Unknown YDR110W FOB1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.000427490012522887 0.980249829259583 2103 Nucleolar protein that binds the rDNA replication fork barrier (RFB) site; required for replication fork blocking, recombinational hotspot activity, condensin recruitment to RFB and rDNA repeat segregation; related to retroviral integrases extrachromosomal circular DNA accumulation involved in cell aging|negative regulation of DNA replication|rDNA condensation|chromatin silencing at rDNA|replicative cell aging|protein localization to nucleolar rDNA repeats|DNA recombination rDNA spacer replication fork barrier binding nucleolus|rDNA heterochromatin YBR089W_d YBR089W het 0.000423181499976206 0.980448843841863 2104 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps the verified gene POL30 Unknown Unknown Unknown YPR026W ATH1 hom FT CARBOHYDRATE METABOLISM 0.000410375042459504 0.981040394289164 2105 Acid trehalase required for utilization of extracellular trehalose trehalose catabolic process|response to stress alpha,alpha-trehalase activity fungal-type cell wall|cell wall-bounded periplasmic space|fungal-type vacuole YLR106C MDN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.000405147698631856 0.98128185654882 2106 Huge dynein-related AAA-type ATPase (midasin), forms extended pre-60S particle with the Rix1 complex (Rix1p-Ipi1p-Ipi3p); acts in removal of ribosomal biogenesis factors at successive steps of pre-60S assembly and export from nucleus ribosomal large subunit assembly|rRNA processing ATPase activity nucleoplasm|mitochondrion|nucleus YGR074W SMD1 het FT RNA PROCESSING|NUCLEUS 0.000386332773344543 0.982150972463932 2107 Core Sm protein Sm D1; part of heteroheptameric complex (with Smb1p, Smd2p, Smd3p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D1; protein abundance increases in response to DNA replication stress mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U4/U6 x U5 tri-snRNP complex|U2-type prespliceosome|U5 snRNP YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.000371940507646404 0.9828158072673 2108 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YJR052W RAD7 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.000369334435760286 0.98294891686668 2109 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad16p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process damaged DNA binding|ubiquitin-protein ligase activity|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YDR487C RIB3 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.000361753592489599 0.98328638778874 2110 3,4-dihydroxy-2-butanone-4-phosphate synthase (DHBP synthase), required for riboflavin biosynthesis from ribulose-5-phosphate, also has an unrelated function in mitochondrial respiration riboflavin biosynthetic process|aerobic respiration 3,4-dihydroxy-2-butanone-4-phosphate synthase activity cytosol|mitochondrial intermembrane space YNL198C_d YNL198C hom 0.000348032840506256 0.983920221663946 2111 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL099W ATP1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.000347041133271091 0.983968424735699 2112 Alpha subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrial nucleoid|proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, catalytic core YCL035C GRX1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.000338966182809764 0.984339063977877 2113 Glutathione-dependent disulfide oxidoreductase; hydroperoxide and superoxide-radical responsive, heat-stable, with active site cysteine pair; protects cells from oxidative damage; GRX1 has a paralog, GRX2, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress protein glutathionylation|cellular response to oxidative stress disulfide oxidoreductase activity|glutathione transferase activity|glutathione peroxidase activity nucleus|cytoplasm YGR010W NMA2 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.000337963195677185 0.984394712138568 2114 Nicotinic acid mononucleotide adenylyltransferase; catalyzes the transfer of the adenylyl moiety of ATP to nicotinamide mononucleotide to form NAD; involved in de novo and salvage synthesis of NAD(+); NMA2 has a paralog, NMA1, that arose from the whole genome duplication NAD biosynthetic process nicotinamide-nucleotide adenylyltransferase activity nucleus YNL157W IGO1 hom FT NUCLEUS 0.000337433611488557 0.984412187237285 2115 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 Igo2p mRNA stabilization molecular_function nucleus|cytoplasmic mRNA processing body|cytoplasm YDL011C_d YDL011C hom 0.000328646075106641 0.984836202383363 2116 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the uncharacterized ORF YDL010W Unknown Unknown Unknown YER071C_p TDA2 hom FT SITE OF POLARIZED GROWTH 0.000320770641550553 0.985199534336938 2117 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function mating projection tip|cytoplasm YKL164C PIR1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS 0.000320542400173782 0.985190180168222 2118 O-glycosylated protein required for cell wall stability; attached to the cell wall via beta-1,3-glucan; mediates mitochondrial translocation of Apn1p; expression regulated by the cell integrity pathway and by Swi5p during the cell cycle; PIR1 has a paralog, YJL160C, that arose from the whole genome duplication intracellular protein transport|fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall YCR102W-A_d YCR102W-A hom 0.000318590874215795 0.985280335043822 2119 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL174C TPO5 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.000296013107155799 0.986323376186727 2120 Protein involved in excretion of putrescine and spermidine; putative polyamine transporter in the Golgi or post-Golgi vesicles polyamine transport polyamine transmembrane transporter activity integral to membrane|Golgi apparatus YDR358W GGA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.000293807931150658 0.986425251550385 2121 Golgi-localized protein with homology to gamma-adaptin, interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner in order to facilitate traffic through the late Golgi Golgi to vacuole transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to endosome transport ubiquitin binding trans-Golgi network YER171W RAD3 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.000290043865233099 0.986599145474704 2122 5' to 3' DNA helicase; involved in nucleotide excision repair and transcription; subunit of RNA polII initiation factor TFIIH and of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPD protein; mutant has aneuploidy tolerance; protein abundance increases in response to DNA replication stress regulation of transposition, RNA-mediated|phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair, DNA incision|regulation of mitotic recombination|transcription from RNA polymerase II promoter damaged DNA binding|ATP-dependent 5'-3' DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YJR094W-A RPL43B hom FT TRANSLATION|RIBOSOME 0.000288246282874407 0.986682191177013 2123 Ribosomal 60S subunit protein L43B; homologous to mammalian ribosomal protein L37A, no bacterial homolog; RPL43B has a paralog, RPL43A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YMR139W RIM11 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.000283716671010307 0.986891453324477 2124 Protein kinase; required for signal transduction during entry into meiosis; promotes the formation of the Ime1p-Ume6p complex by phosphorylating Ime1p and Ume6p; shares similarity with mammalian glycogen synthase kinase 3-beta; protein abundance increases in response to DNA replication stress proteolysis|ascospore formation|protein phosphorylation|response to stress protein serine/threonine kinase activity|protein kinase activity cytoplasm YLR223C IFH1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS|CHROMOSOME 0.000273386301028479 0.987368706264112 2125 Coactivator that regulates transcription of ribosomal protein (RP) genes; recruited to RP gene promoters during optimal growth conditions via Fhl1p; subunit of CURI, a complex that coordinates RP production and pre-rRNA processing positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|chromatin silencing at telomere transcription coactivator activity nuclear chromatin|nucleolus|nucleus|CURI complex YML053C_p YML053C hom FT NUCLEUS 0.000269202893382828 0.987563831352321 2126 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; overexpression causes a cell cycle delay or arrest; YML053C is not an essential gene biological_process molecular_function nucleus|cytoplasm YER065C ICL1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.000265289978455547 0.987742751575921 2127 Isocitrate lyase, catalyzes the formation of succinate and glyoxylate from isocitrate, a key reaction of the glyoxylate cycle; expression of ICL1 is induced by growth on ethanol and repressed by growth on glucose glyoxylate cycle isocitrate lyase activity cellular_component YJL119C_d YJL119C hom 0.000262625558218186 0.987865846807165 2128 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR215C_d YDR215C hom 0.00025458394421671 0.988244384866387 2129 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays elevated sensitivity to expression of a mutant huntingtin fragment or of alpha-synuclein Unknown Unknown Unknown YNL042W BOP3 hom FT NUCLEUS 0.000251768974754322 0.988374359063182 2130 Protein of unknown function, potential Cdc28p substrate; overproduction confers resistance to methylmercury cellular response to methylmercury molecular_function nucleus|cytoplasm YDR171W HSP42 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.000251013951043046 0.988419605728656 2131 Small heat shock protein (sHSP) with chaperone activity; forms barrel-shaped oligomers that suppress unfolded protein aggregation; involved in cytoskeleton reorganization after heat shock; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress cytoskeleton organization unfolded protein binding cytoskeleton|chaperonin-containing T-complex|cytoplasm YDL006W PTC1 hom FF|FT RNA PROCESSING|SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00024710263586663 0.988601744595715 2132 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 YGR271C-A EFG1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.000246709980197179 0.988601146547848 2133 Essential protein required for maturation of 18S rRNA; null mutant is sensitive to hydroxyurea and is delayed in recovering from alpha-factor arrest; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus G1 phase of mitotic cell cycle|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus YGL139W FLC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.000244073153674414 0.988731378378371 2134 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 YDR446W ECM11 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.000243806284295921 0.988743698662138 2135 Non-essential protein apparently involved in meiosis, GFP fusion protein is present in discrete clusters in the nucleus throughout mitosis; may be involved in maintaining chromatin structure fungal-type cell wall organization|reciprocal meiotic recombination molecular_function nucleus YOR218C_d YOR218C het 0.000242026442213086 0.988817527884316 2136 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene RFC1/YOR217W Unknown Unknown Unknown YER067W RGI1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|PLASMA MEMBRANE 0.000241158612435083 0.988857622059469 2137 Protein of unknown function; involved in energy metabolism under respiratory conditions; protein abundance is increased upon intracellular iron depletion; protein abundance increases in response to DNA replication stress energy reserve metabolic process molecular_function cell periphery|nucleus|cytoplasm YGR173W RBG2 hom FT TRANSLATION 0.000235129853317106 0.989136154554129 2138 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 YPR159C-A_p YPR159C-A hom 0.000223277751311833 0.989683733009935 2139 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR013W PSF1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.000222624412428131 0.989713918035264 2140 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|DNA replication preinitiation complex YLR269C_d YLR269C hom 0.000220789157299706 0.989798709060667 2141 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL046C RNP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.000220114522558158 0.989837462177316 2142 Ribonucleoprotein that contains two RNA recognition motifs (RRM) ribosome biogenesis RNA binding cytoplasm YFL021W GAT1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.000219494867752936 0.989858506885685 2143 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 YNL078W NIS1 hom FT CELL CYCLE|NUCLEUS|SITE OF POLARIZED GROWTH 0.000218384225706676 0.98990982000776 2144 Protein localized in the bud neck at G2/M phase; physically interacts with septins; possibly involved in a mitotic signaling network regulation of mitosis molecular_function nucleus|cellular bud neck YML079W_p YML079W hom FT NUCLEUS 0.000218111036975285 0.989984232166935 2145 Non-essential protein of unknown function with structural resemblance to plant storage and ligand binding proteins (canavalin, glycinin, auxin binding protein) and to some enzymes (epimerase, germin); localizes to the nucleus and cytoplasm biological_process molecular_function nucleus|cytoplasm YLR267W_p BOP2 hom 0.000216871177684127 0.989979724881845 2146 Protein of unknown function biological_process molecular_function cellular_component YCR037C PHO87 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.000216836712835235 0.989981317205582 2147 Low-affinity inorganic phosphate (Pi) transporter; involved in activation of PHO pathway; expression is independent of Pi concentration and Pho4p activity; contains 12 membrane-spanning segments; PHO87 has a paralog, PHO90, that arose from the whole genome duplication phosphate ion transport|transmembrane transport inorganic phosphate transmembrane transporter activity integral to membrane|membrane YNL047C SLM2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.000212317311682181 0.990222349397634 2148 Phosphoinositide PI4,5P(2) binding protein, forms a complex with Slm1p; acts downstream of Mss4p in a pathway regulating actin cytoskeleton organization in response to stress; phosphorylated by the TORC2 complex; SLM2 has a paralog, SLM1, 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 binding plasma membrane YGL116W CDC20 het FF|FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.000204681078729237 0.990542926772688 2149 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 YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.000204286097770252 0.990561175599266 2150 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 YER063W THO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.000201759736330486 0.990684849939482 2151 Conserved nuclear RNA-binding protein; specifically binds to transcribed chromatin in a THO- and RNA-dependent manner, genetically interacts with shuttling hnRNP NAB2; overproduction suppresses transcriptional defect caused by hpr1 mutation poly(A)+ mRNA export from nucleus|transcription, DNA-dependent|ribonucleoprotein complex assembly chromatin binding|double-stranded DNA binding|RNA binding nucleus YBL003C HTA2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.000196132231201593 0.99093789990351 2152 Histone H2A, core histone protein required for chromatin assembly and chromosome function; one of two nearly identical (see also HTA1) subtypes; DNA damage-dependent phosphorylation by Mec1p facilitates DNA repair; acetylated by Nat4p DNA repair|chromatin assembly or disassembly DNA binding replication fork protection complex|nuclear nucleosome YHR180W_d YHR180W hom 0.000192798957784561 0.991091904127006 2153 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL092W_p YIL092W hom FT NUCLEUS 0.000190980274592834 0.99117593124545 2154 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YBL087C RPL23A hom FT TRANSLATION|RIBOSOME 0.000186336834614927 0.991429063642498 2155 Ribosomal 60S subunit protein L23A; homologous to mammalian ribosomal protein L23 and bacterial L14; RPL23A has a paralog, RPL23B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YKL066W_d YKL066W hom 0.000181779113695568 0.991601046368315 2156 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene YNK1 Unknown Unknown Unknown YDR235W PRP42 het FT RNA PROCESSING|NUCLEUS 0.000171840312745644 0.992061428708877 2157 U1 snRNP protein involved in splicing, required for U1 snRNP biogenesis; contains multiple tetriatricopeptide repeats mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YJL013C MAD3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS 0.000168874499125042 0.992197273688521 2158 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 YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.000165413346940728 0.992357188827209 2159 Mitochondrial intermembrane space protein of unknown function; required for normal oxygen consumption; contains twin cysteine-x9-cysteine motifs; protein abundance increases in response to DNA replication stress aerobic respiration molecular_function nucleus|mitochondrial intermembrane space|cytoplasm YLL051C FRE6 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.000165117389823599 0.992372000446432 2160 Putative ferric reductase with similarity to Fre2p; expression induced by low iron levels intracellular sequestering of iron ion|copper ion import ferric-chelate reductase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YBL037W APL3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.000163091847475795 0.992464448920279 2161 Alpha-adaptin, large subunit of the clathrin associated protein complex (AP-2); involved in vesicle mediated transport vesicle-mediated transport molecular_function AP-2 adaptor complex YDL012C YDL012C hom FT PLASMA MEMBRANE 0.000156385314431307 0.992774311200517 2162 Tail-anchored plasma membrane protein with a conserved CYSTM module; possibly involved in response to stress; may contribute to non-homologous end-joining (NHEJ) based on ydl012c htz1 double null phenotype; YDL012C has a paralog, YBR016W, that arose from the whole genome duplication biological_process molecular_function plasma membrane YMR034C_p YMR034C hom 0.000149045762001193 0.993113422153705 2163 Putative transporter, member of the SLC10 carrier family; identified in a transposon mutagenesis screen as a gene involved in azole resistance; YMR034C is not an essential gene biological_process sterol transporter activity integral to membrane YDR051C DET1 hom FT NUCLEUS 0.000139453559329236 0.993556614665915 2164 Acid phosphatase involved in the non-vesicular transport of sterols in both directions between the endoplasmic reticulum and plasma membrane; deletion confers sensitivity to nickel intracellular sterol transport|dephosphorylation acid phosphatase activity nucleus|cytoplasm YIL147C SLN1 het FT SIGNALING|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.000136257841039552 0.993705206940708 2165 Histidine kinase osmosensor that regulates a MAP kinase cascade; transmembrane protein with an intracellular kinase domain that signals to Ypd1p and Ssk1p, thereby forming a phosphorelay system similar to bacterial two-component regulators negative regulation of protein kinase activity|protein autophosphorylation|peptidyl-histidine phosphorylation|osmosensory signaling pathway via two-component system osmosensor activity|protein histidine kinase activity|histidine phosphotransfer kinase activity plasma membrane|integral to plasma membrane YPR025C CCL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.000131737630233199 0.993913118381765 2166 Cyclin associated with protein kinase Kin28p, which is the TFIIH-associated carboxy-terminal domain (CTD) kinase involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|cyclin-dependent protein kinase regulator activity mitochondrion|holo TFIIH complex|TFIIK complex YOR364W_d YOR364W hom 0.000116824971268389 0.994602140318898 2167 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 YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.000116765572210754 0.994604884791156 2168 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 YOL024W_p YOL024W hom 0.000115388935606499 0.994668490884883 2169 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site; YOL024W has a paralog, IGD1, that arose from the whole genome duplication biological_process molecular_function cellular_component YJR100C AIM25 hom FT MITOCHONDRION 9.07758932538686e-05 0.995808218957532 2170 Putative protein of unknown function; non-tagged protein is detected in purified mitochondria in high-throughput studies; similar to murine NOR1; null mutant is viable and displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YGR025W_d YGR025W hom 8.94129757560543e-05 0.995870537886523 2171 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL179C COY1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 8.72441821649687e-05 0.995968897433703 2172 Golgi membrane protein with similarity to mammalian CASP; genetic interactions with GOS1 (encoding a Golgi snare protein) suggest a role in Golgi function Golgi vesicle transport molecular_function Golgi membrane YDR430C CYM1 hom FT PROTEOLYSIS|MITOCHONDRION 8.55528901783687e-05 0.996047042646266 2173 Lysine-specific metalloprotease of the mitochondrial intermembrane space, member of the pitrilysin family; degrades proteins and presequence peptides cleaved from imported proteins; required for normal mitochondrial morphology proteolysis|proteolysis involved in cellular protein catabolic process metalloendopeptidase activity mitochondrion|mitochondrial intermembrane space YDR260C SWM1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 8.50361818905803e-05 0.996070916875048 2174 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 YGR138C TPO2 hom FT PLASMA MEMBRANE 8.17023586353044e-05 0.996227206531943 2175 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 YKR032W_d YKR032W hom 7.75267235672893e-05 0.996421628274817 2176 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL046W NPC2 hom 7.53365569634525e-05 0.996521679400936 2177 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 YGL254W FZF1 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 7.34489929226029e-05 0.996606297598368 2178 Transcription factor involved in sulfite metabolism; sole identified regulatory target is SSU1; overexpression suppresses sulfite-sensitivity of many unrelated mutants due to hyperactivation of SSU1, contains five zinc fingers; protein abundance increases in response to DNA replication stress positive regulation of sulfite transport 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 YKL024C URA6 het FT NUCLEOTIDE METABOLISM|NUCLEUS 7.29030213013263e-05 0.996631524004943 2179 Uridylate kinase, catalyzes the seventh enzymatic step in the de novo biosynthesis of pyrimidines, converting uridine monophosphate (UMP) into uridine-5'-diphosphate (UDP) 'de novo' pyrimidine nucleobase biosynthetic process|nucleobase-containing compound metabolic process uridylate kinase activity|adenylate kinase activity nucleus|cytoplasm YLR323C CWC24 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 6.93255610400065e-05 0.996796819248102 2180 Spliceosome assembly factor, essential for the first step of splicing; component of the pre-catalytic spliceosome complex containing Cef1p; has similarity to S. pombe Cwf24p generation of catalytic spliceosome for first transesterification step|snoRNA splicing molecular_function nucleus|U2-type spliceosomal complex YGR174W-A_p YGR174W-A hom 6.77520284724296e-05 0.99687279271211 2181 Putative protein of unknown function; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YPR037C ERV2 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 6.77260160229245e-05 0.996870725685569 2182 Flavin-linked sulfhydryl oxidase localized to the endoplasmic reticulum lumen, involved in disulfide bond formation within the ER protein thiol-disulfide exchange thiol oxidase activity integral to endoplasmic reticulum membrane YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 6.62435856819521e-05 0.996945159261311 2183 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 YLR016C PML1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 6.59969441079912e-05 0.996951071588253 2184 Subunit of the RES complex, which is required for nuclear retention of unspliced pre-mRNAs; acts in the same pathway as Pml39p and Mlp1p mRNA export from nucleus|mRNA splicing, via spliceosome|maintenance of RNA location molecular_function RES complex|nucleus|cytoplasm YHR006W STP2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|PLASMA MEMBRANE 5.55701251874324e-05 0.997432385348875 2185 Transcription factor; activated by proteolytic processing in response to signals from the SPS sensor system for external amino acids; activates transcription of amino acid permease genes; STP2 has a paralog, STP1, that arose from the whole genome duplication 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|cytoplasm YGL152C_d YGL152C hom 5.06803630114451e-05 0.997658315868049 2186 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 YGL260W_p YGL260W hom 4.2050168649035e-05 0.998057362489845 2187 Putative protein of unknown function; transcription is significantly increased in a NAP1 deletion background; deletion mutant has increased accumulation of nickel and selenium biological_process molecular_function cellular_component YLR288C MEC3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 4.16183074374186e-05 0.99807702688234 2188 DNA damage and meiotic pachytene checkpoint protein; subunit of a heterotrimeric complex (Rad17p-Mec3p-Ddc1p) that forms a sliding clamp, loaded onto partial duplex DNA by a clamp loader complex; homolog of human and S. pombe Hus1 telomere maintenance via recombination|DNA damage checkpoint|DNA metabolic process|chromatin silencing at telomere DNA binding nucleus|checkpoint clamp complex YGR199W PMT6 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 4.07227529806672e-05 0.998119528381848 2189 Protein O-mannosyltransferase, transfers mannose from dolichyl phosphate-D-mannose to protein serine/threonine residues of secretory proteins; reaction is essential for cell wall rigidity; member of a family of mannosyltransferases protein O-linked glycosylation|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane YGL091C NBP35 het FT RNA PROCESSING|COFACTOR METABOLISM|NUCLEUS 3.92914017050593e-05 0.998184541327284 2190 Essential iron-sulfur cluster binding protein localized in the cytoplasm; forms a complex with Cfd1p that is involved in iron-sulfur protein assembly in the cytosol; similar to P-loop NTPases iron-sulfur cluster assembly|tRNA wobble uridine modification 4 iron, 4 sulfur cluster binding|ATPase activity|iron ion binding mitochondrion|nucleus|cytoplasm YFL027C GYP8 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM 3.82066016095773e-05 0.99823466441779 2191 GTPase-activating protein for yeast Rab family members; Ypt1p is the preferred in vitro substrate but also acts on Sec4p, Ypt31p and Ypt32p; involved in the regulation of ER to Golgi vesicle transport vesicle-mediated transport Rab GTPase activator activity intracellular YGR047C TFC4 het FT NUCLEUS 3.76351998360149e-05 0.998261065987979 2192 One of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauA domain of TFIIIC that binds BoxA DNA promoter sites of tRNA and similar genes; has TPR motifs; human homolog is TFIIIC-102 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 YIL059C_d YIL059C hom 3.68629158885007e-05 0.998296749304894 2193 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YIL060W Unknown Unknown Unknown YKR044W UIP5 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 3.15778167860049e-05 0.998540946966264 2194 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 YDL220C CDC13 het FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 2.84710056424851e-05 0.998684497038941 2195 Single stranded DNA-binding protein found at TG1-3 telomere G-tails; regulates telomere replication through recruitment of specific sub-complexes, but the essential function is telomere capping; autophagy and proteasome are involved in Cdc13p degradation telomere capping|telomere maintenance via telomerase|negative regulation of telomerase activity|telomere maintenance|regulation of telomere maintenance via telomerase single-stranded telomeric DNA binding|telomerase inhibitor activity nuclear telomere cap complex YLR129W DIP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 2.7495203320632e-05 0.998729583951443 2196 Nucleolar protein, specifically associated with the U3 snoRNA, part of the large ribonucleoprotein complex known as the small subunit (SSU) processome, required for 18S rRNA biogenesis, part of the active pre-rRNA processing complex 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)|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 small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YPR056W TFB4 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 2.71533111428029e-05 0.998745381068652 2197 Subunit of TFIIH complex, involved in transcription initiation, similar to 34 kDa subunit of human TFIIH; interacts with Ssl1p phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YLR042C_p YLR042C hom 2.53938169671986e-05 0.998826678448742 2198 Protein of unknown function; localizes to the cytoplasm; YLL042C is not an essential gene biological_process molecular_function fungal-type cell wall YKL097C_d YKL097C hom 2.34051945671251e-05 0.99891872395878 2199 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species Unknown Unknown Unknown YJR106W ECM27 hom FT CELL WALL ORG/BIOGENESIS 2.3041359411502e-05 0.998935373704409 2200 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants are hypersensitive to Papulacandin B; null mutants have increased plasmid loss; displays a two-hybrid interaction with Pdr5p fungal-type cell wall organization molecular_function integral to membrane YHL040C ARN1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 2.09734970077588e-05 0.999030919262984 2201 ARN family transporter for siderophore-iron chelates; responsible for uptake of iron bound to ferrirubin, ferrirhodin, and related siderophores; protein increases in abundance and relocalizes to the vacuole upon DNA replication stress siderophore transport siderophore transmembrane transporter activity endosome|integral to membrane|plasma membrane|cytoplasmic membrane-bounded vesicle YKR063C LAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 1.79179652345715e-05 0.99917222354578 2202 Protein required for pre-rRNA processing at both ends of ITS2; may coordinate the action of the Rat1p-Rai1p exoRNAse; required for the G1/S transition of the cell cycle; human ortholog is Las1L; mutants require the SSD1-v allele for viability maturation of LSU-rRNA|maturation of 5.8S rRNA molecular_function mitochondrion|nucleus|preribosome|cytoplasm YKL201C MNN4 hom FT CARBOHYDRATE METABOLISM 1.15515801404292e-05 0.999466258978722 2203 Putative positive regulator of mannosylphosphate transferase Mnn6p; involved in mannosylphosphorylation of N-linked oligosaccharides; expression increases in late-logarithmic and stationary growth phases; MNN4 has a paralog, YJR061W, that arose from the whole genome duplication protein O-linked glycosylation|protein N-linked glycosylation|response to stress molecular_function membrane YDR384C ATO3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 1.13798840360137e-05 0.99947466279167 2204 Plasma membrane protein, regulation pattern suggests a possible role in export of ammonia from the cell; phosphorylated in mitochondria; member of the TC 9.B.33 YaaH family of putative transporters ammonium transport|nitrogen utilization|transmembrane transport ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YDR461W MFA1 hom FT SIGNALING|PLASMA MEMBRANE 1.00495080486899e-05 0.999536285750056 2205 Mating pheromone a-factor, made by a cells; interacts with alpha cells to induce cell cycle arrest and other responses leading to mating; biogenesis involves C-terminal modification, N-terminal proteolysis, and export; also encoded by MFA2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YLL017W YLL017W hom FT SIGNALING 9.1901187546055e-06 0.999575370343767 2206 Non-essential Ras guanine nucleotide exchange factor (GEF); localized to the membrane; expressed in poor nutrient conditions and on nonfermentable carbon sources; contains a stop codon in S288C, full-length gene includes YLL016W; SDC25 has a paralog, CDC25, that arose from the whole genome duplication Ras protein signal transduction Ras guanyl-nucleotide exchange factor activity membrane YLR401C DUS3 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 4.68192158482359e-06 0.999783671693955 2207 Dihydrouridine synthase; member of a widespread family of conserved proteins including Smm1p, Dus1p, and Dus4p; contains a consensus oleate response element (ORE) in its promoter region; forms nuclear foci upon DNA replication stress tRNA modification tRNA dihydrouridine synthase activity nucleus|cytoplasm YOR296W_p YOR296W hom -4.6325495249943e-06 0.999786080625188 2208 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; expressed during copper starvation; YOR296W is not an essential gene biological_process molecular_function cytoplasm YPL012W RRP12 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME -4.84147130969135e-06 0.999776299695045 2209 Protein required for export of the ribosomal subunits; associates with the RNA components of the pre-ribosomes; has a role in nuclear import in association with Pse1p; contains HEAT-repeats maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis molecular_function ribosome|nucleus|90S preribosome YOR168W GLN4 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION -4.98194839134772e-06 0.999769808948093 2210 Glutamine tRNA synthetase, monomeric class I tRNA synthetase that catalyzes the specific glutaminylation of tRNA(Glu); N-terminal domain proposed to be involved in enzyme-tRNA interactions glutaminyl-tRNA aminoacylation glutamine-tRNA ligase activity cytosol|mitochondrion YGL072C_d YGL072C hom FF -7.22613808448329e-06 0.999666116111456 2211 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 YER030W CHZ1 hom FT CHROMATIN ORGANIZATION|NUCLEUS -1.2259385666728e-05 0.999433554813727 2212 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 YGL243W TAD1 hom FT RNA PROCESSING|NUCLEUS -1.59122070718934e-05 0.99926477616206 2213 tRNA-specific adenosine deaminase, deaminates adenosine-37 to inosine in tRNA-Ala tRNA modification tRNA-specific adenosine-37 deaminase activity nucleus YOR266W PNT1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION -1.66345141181224e-05 0.999231401961003 2214 Mitochondrial integral inner membrane protein involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p; deletion mutant sensitive to the anti-Pneumocystis carinii drug pentamidine protein insertion into mitochondrial membrane from inner side molecular_function mitochondrion|integral to mitochondrial inner membrane YDL083C RPS16B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME -2.29899964643987e-05 0.998938539122337 2215 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 YMR005W TAF4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME -2.66108163041414e-05 0.998770447026433 2216 TFIID subunit (48 kDa), involved in RNA polymerase II transcription initiation; potential Cdc28p substrate 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|RNA polymerase II activating transcription factor binding transcription factor TFIID complex YJL007C_d YJL007C hom -3.58312595982301e-05 0.998345404574487 2217 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL042W NGL1 hom FT MITOCHONDRION -3.61367970191764e-05 0.998331295662575 2218 Putative endonuclease, has a domain similar to a magnesium-dependent endonuclease motif in mRNA deadenylase Ccr4p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process endonuclease activity mitochondrion YHR131C_p YHR131C hom -4.23230897202391e-05 0.998046212674304 2219 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 YPR177C_d YPR177C het -4.32763371505541e-05 0.998000715962877 2220 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the 5' end of the essential PRP4 gene encoding a component of the U4/U6-U5 snRNP complex Unknown Unknown Unknown YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS -4.46453984095053e-05 0.997939314577387 2221 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YJL208C NUC1 hom FT NUCLEUS|MITOCHONDRION -4.99719292257389e-05 0.997691048930608 2222 Major mitochondrial nuclease, has RNAse and DNA endo- and exonucleolytic activities; has roles in mitochondrial recombination, apoptosis and maintenance of polyploidy DNA catabolic process|RNA catabolic process|apoptotic process|DNA recombination ribonuclease activity|endodeoxyribonuclease activity|exodeoxyribonuclease activity mitochondrion|mitochondrial inner membrane|nucleus YJR128W_d YJR128W hom -5.20231576414786e-05 0.997596272281441 2223 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RSF2 Unknown Unknown Unknown YBL035C POL12 het FT ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME -5.26452724172438e-05 0.997567527583984 2224 B subunit of DNA polymerase alpha-primase complex, required for initiation of DNA replication during mitotic and premeiotic DNA synthesis; also functions in telomere capping and length regulation telomere capping|lagging strand elongation|DNA replication initiation DNA-directed DNA polymerase activity nuclear envelope|alpha DNA polymerase:primase complex|nucleus YOR020W-A_p YOR020W-A hom FT MITOCHONDRION -5.49698047849425e-05 0.997460123026685 2225 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 YPL026C SKS1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS -5.55762980415633e-05 0.997432100133466 2226 Putative serine/threonine protein kinase; involved in the adaptation to low concentrations of glucose independent of the SNF3 regulated pathway glucose transport|protein phosphorylation|response to glucose stimulus|positive regulation of transcription from RNA polymerase II promoter protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YFL025C BST1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -5.66179748596864e-05 0.997388263684078 2227 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 YMR104C YPK2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS -6.0745614324553e-05 0.997195765090157 2228 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 YOR194C TOA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME -6.84907555058898e-05 0.996835391152567 2229 TFIIA large subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to largest and second largest subunits of human and Drosophila TFIIA transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly transcription factor TFIIA