Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YCR087C-A_p YCR087C-A hom FT NUCLEUS 1 0 1 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 YLR150W STM1 hom FT SIGNALING|TRANSLATION|NUCLEUS|RIBOSOME 0.212832667330398 1.11417118735927e-35 2 Protein required for optimal translation under nutrient stress; perturbs association of Yef3p with ribosomes; involved in TOR signaling; binds G4 quadruplex and purine motif triplex nucleic acid; helps maintain telomere structure; protein abundance increases in response to DNA replication stress; serves as a ribosome preservation factor both during quiescence and recovery translational elongation|TOR signaling cascade|regulation of translational initiation in response to stress|telomere maintenance|anti-apoptosis triplex DNA binding|DNA binding|telomeric DNA binding cytosolic ribosome|polysome|cytoplasm YIL148W RPL40A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.191637541289278 4.08111187215992e-29 3 Ubiquitin-ribosomal 60S subunit protein L40A fusion protein; cleaved to yield ubiquitin and ribosomal protein L40A; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40A has a paralog, RPL40B, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag cytosolic large ribosomal subunit YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.180373753677193 6.16246075067246e-26 4 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 YDL025C RTK1 hom FT PROTEIN PHOSPHORYLATION 0.179718157800989 9.31116597835129e-26 5 Putative protein kinase, potentially phosphorylated by Cdc28p; interacts with ribosome biogenesis factors, Cka2, Gus1 and Arc1; protein abundance increases in response to DNA replication stress biological_process protein serine/threonine kinase activity|protein kinase activity cellular_component YJR054W KCH1 hom 0.177116202198059 4.71707244995693e-25 6 Potassium transporter that mediates K+ influx; activates the high-affinity Ca2+ influx system (HACS) during the mating pheromone response; expression is up-regulated in response to alpha factor; localized to sites of polarized growth; similar to Prm6p; member of a fungal-specific gene family; potential Cdc28p substrate biological_process molecular_function integral to membrane|fungal-type vacuole YDR205W MSC2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.173948815662492 3.49870722846786e-24 7 Endoplasmic reticulum zinc transporter; part of a heterodimeric transporter with Zrg17p that transfers zinc from the cytosol to the ER lumen; member of the cation diffusion facilitator family of efflux pumps; localizes to ER and nucleus; mutations affect the cellular distribution of zinc and also confer defects in meiotic recombination between homologous chromatids cellular zinc ion homeostasis|zinc ion transport|transmembrane transport zinc ion transmembrane transporter activity|metal ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YBR296C PHO89 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.158926489546326 2.00143430832987e-20 8 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 YJL080C SCP160 hom FT CELL CYCLE|SIGNALING|RNA LOCALIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.153342854465823 4.20116673656875e-19 9 Essential RNA-binding G protein effector of mating response pathway, mainly associated with nuclear envelope and ER, interacts in mRNA-dependent manner with translating ribosomes via multiple KH domains, similar to vertebrate vigilins meiotic telomere clustering|pheromone-dependent signal transduction involved in conjugation with cellular fusion|chromosome segregation|intracellular mRNA localization|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere G-protein alpha-subunit binding|RNA binding endoplasmic reticulum membrane|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.151138464073537 1.39649388998656e-18 10 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 YDR351W SBE2 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.146173959721919 1.73040140787688e-17 11 Protein involved in the transport of cell wall components from the Golgi to the cell surface; required for bud growth fungal-type cell wall organization molecular_function Golgi apparatus YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.145349539815318 2.83320545083458e-17 12 Poly (A)+ RNA-binding protein; abundant mRNP-component protein that binds mRNA and is required for stability of many mRNAs; component of glucose deprivation induced stress granules, involved in P-body-dependent granule assembly; protein abundance increases in response to DNA replication stress nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|stress granule assembly|regulation of mRNA stability mRNA binding|poly(U) RNA binding nucleus|cytoplasmic stress granule|cytoplasm YAL015C NTG1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.144855818540042 3.3683333812401e-17 13 DNA N-glycosylase and apurinic/apyrimidinic (AP) lyase; involved in base excision repair; acts in both nucleus and mitochondrion; creates a double-strand break at mtDNA origins that stimulates replication in response to oxidative stress; NTG1 has a paralog, NTG2, that arose from the whole genome duplication DNA repair|cellular response to oxidative stress|base-excision repair|base-excision repair, AP site formation|positive regulation of mitochondrial DNA replication oxidized pyrimidine nucleobase lesion DNA N-glycosylase activity|oxidized purine nucleobase lesion DNA N-glycosylase activity|DNA-(apurinic or apyrimidinic site) lyase activity mitochondrion|nucleus YKR007W MEH1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.138576244245054 7.7687235848848e-16 14 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; loss results in a defect in vacuolar acidification microautophagy|vacuolar acidification molecular_function fungal-type vacuole membrane|EGO complex|late endosome membrane YKL033W-A_p YKL033W-A hom 0.138329978843443 8.32469764204014e-16 15 Putative protein of unknown function; similar to uncharacterized proteins from other fungi biological_process molecular_function cellular_component YNL115C_p YNL115C hom 0.138114013198701 9.23328439714477e-16 16 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL115C is not an essential gene biological_process molecular_function integral to membrane|fungal-type vacuole YML057C-A_d YML057C-A hom 0.135860409742809 2.69508118992964e-15 17 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene CMP2/YML057W Unknown Unknown Unknown YNL077W APJ1 hom FT NUCLEUS|MITOCHONDRION 0.13549954971282 3.19409756466327e-15 18 Chaperone with a role in SUMO-mediated protein degradation; member of the DnaJ-like family; conserved across eukaryotes; overexpression interferes with propagation of the [Psi+] prion; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; forms nuclear foci upon DNA replication stress biological_process unfolded protein binding mitochondrion|nucleus|cytoplasm YMR316W DIA1 hom 0.134601704272893 4.86464837942908e-15 19 Protein of unknown function, involved in invasive and pseudohyphal growth; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern pseudohyphal growth|invasive growth in response to glucose limitation molecular_function cytoplasm YOR127W RGA1 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.134070558317992 6.23102119425633e-15 20 GTPase-activating protein for polarity-establishment protein Cdc42p; implicated in control of septin organization, pheromone response, and haploid invasive growth; relocalizes from bud neck to cytoplasm upon DNA replication stress budding cell isotropic bud growth|pheromone-dependent signal transduction involved in conjugation with cellular fusion|pseudohyphal growth|actin filament organization|establishment of cell polarity|small GTPase mediated signal transduction|invasive growth in response to glucose limitation|budding cell apical bud growth Rho GTPase activator activity cellular bud neck split septin rings YNL211C_p YNL211C hom FT MITOCHONDRION 0.133223779643673 9.22718588558301e-15 21 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL211C is not an essential gene biological_process molecular_function mitochondrion YBR292C_d YBR292C hom 0.132542547568166 1.26315361677634e-14 22 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR292C is not an essential gene Unknown Unknown Unknown YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.132321235253706 1.39834110232697e-14 23 Protein involved in cell wall biogenesis; required for mitochondrial autophagy; mitochondrial outer membrane and cell wall localized SUN family member; involved in the oxidative stress response, life span during starvation, and cell death; UTH1 has a paralog, NCA3, that arose from the whole genome duplication mitochondrion degradation|fungal-type cell wall biogenesis|negative regulation of chromatin silencing involved in replicative cell aging molecular_function mitochondrial outer membrane|fungal-type cell wall YGR058W PEF1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH 0.128445676394741 8.07015404494121e-14 24 Penta-EF-hand protein required for polar bud growth and cell wall abscission; binds calcium and zinc with different affinity; localizes to bud site in G1, bud neck in G2; binds to Sec31p and modulates COPII coat assembly bipolar cellular bud site selection|regulation of COPII vesicle coating|axial cellular bud site selection zinc ion binding|calcium ion binding cytosol|site of polarized growth|nucleus|cellular bud neck|cytoplasm YPL269W KAR9 hom FT NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.1282612365402 8.98545257602473e-14 25 Karyogamy protein required for correct positioning of the mitotic spindle and for orienting cytoplasmic microtubules, localizes at the shmoo tip in mating cells and at the tip of the growing bud in small-budded cells through anaphase nuclear migration along microtubule|establishment of spindle localization molecular_function cell cortex|spindle pole body|mating projection tip YJL086C_d YJL086C het FF 0.128038862813354 1.00019680352335e-13 26 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 YML094C-A_d YML094C-A hom FF 0.127069842194256 1.48486156270915e-13 27 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene GIM5/YML094W; deletion confers sensitivity to GSAO Unknown Unknown Unknown YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.126910539623817 1.60602028463893e-13 28 Serine/threonine protein phosphatase Z, isoform of Ppz2p; involved in regulation of potassium transport, which affects osmotic stability, cell cycle progression, and halotolerance cellular sodium ion homeostasis|cellular protein localization|protein dephosphorylation protein serine/threonine phosphatase activity extrinsic to plasma membrane|nucleus|cytoplasm YCR049C_d YCR049C hom 0.126636881129641 1.79650202982059e-13 29 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.125852025289678 2.53337880988546e-13 30 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 YOL144W NOP8 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.125251739512383 3.42550783771197e-13 31 Nucleolar protein required for 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus YBR281C DUG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS 0.123290249256907 7.66456766188072e-13 32 Component of glutamine amidotransferase (GATase II); forms a complex with Dug3p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process peptidase activity|gamma-glutamyltransferase activity|omega peptidase activity nucleus|cytoplasm YOR231W MKK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.122191190495543 1.23329770527676e-12 33 MAPKK involved in the protein kinase C signaling pathway; involved in control of cell integrity; upon activation by Bck1p phosphorylates downstream target, Slt2p; functionally redundant with Mkk2p; MKK1 has a paralog, MKK2, that arose from the whole genome duplication signal transduction|peroxisome degradation|protein phosphorylation protein kinase activity|MAP kinase kinase activity cellular bud tip YDL203C ACK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.122105328849282 1.2692327660193e-12 34 Protein that functions upstream of Pkc1p in the cell wall integrity pathway; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS; non-tagged Ack1p is detected in purified mitochondria fungal-type cell wall organization|positive regulation of signal transduction molecular_function mitochondrion YGR106C VOA1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.12178777864866 1.50808397024948e-12 35 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 YBR298C MAL31 hom FT CARBOHYDRATE METABOLISM 0.121276329259475 1.91331375225495e-12 36 Maltose permease, high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL3 complex locus; member of the 12 transmembrane domain superfamily of sugar transporters; functional in genomic reference strain S288C alpha-glucoside transport|transmembrane transport alpha-glucoside:hydrogen symporter activity integral to membrane|membrane YLR232W_d YLR232W hom 0.119785730791345 3.35951556447898e-12 37 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene BNA5 Unknown Unknown Unknown YKL115C_d YKL115C hom 0.119321149108154 4.07359339019436e-12 38 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene PRR1 Unknown Unknown Unknown YLR268W SEC22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.118975400308093 4.69959122367363e-12 39 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 YKL076C_d PSY1 hom 0.117712400578672 7.89455223750947e-12 40 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 69% of ORF overlaps the uncharacterized ORF YKL075C Unknown Unknown Unknown YCR085W_d YCR085W hom 0.11768803033371 8.03048224060505e-12 41 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR260C RGD1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.117611179445192 8.22769610328943e-12 42 GTPase-activating protein (RhoGAP) for Rho3p and Rho4p, possibly involved in control of actin cytoskeleton organization response to acid|osmosensory signaling pathway Rho GTPase activator activity|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding|phosphatidylinositol-5-phosphate binding cellular bud|mating projection tip|actin cortical patch YLL043W FPS1 hom FT ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.116563819471043 1.25928112094425e-11 43 Plasma membrane channel, member of major intrinsic protein (MIP) family; involved in efflux of glycerol and in uptake of acetic acid and the trivalent metalloids arsenite and antimonite; phosphorylated by Hog1p MAPK under acetate stress conjugation with cellular fusion|transport|arsenite transport|glycerol transport|acetate transport|response to arsenic-containing substance glycerol transmembrane transporter activity|transporter activity integral to membrane|plasma membrane|fungal-type vacuole|cytoplasm YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.11633228596263 1.47215621394572e-11 44 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; gene exhibits synthetic genetic interaction with MSS4 signal transduction|microautophagy phosphatidylinositol-3,4-bisphosphate binding fungal-type vacuole membrane|EGO complex|late endosome membrane|cytoplasm YDL148C NOP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.116208812233573 1.45346906909585e-11 45 Nucleolar protein, forms a complex with Noc4p that mediates maturation and nuclear export of 40S ribosomal subunits; also present in 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)|ribosomal small subunit biogenesis|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)|rRNA processing snoRNA binding small-subunit processome|mitochondrion|nucleolus|90S preribosome|Noc4p-Nop14p complex YJR142W_p YJR142W hom 0.116190433725745 1.4642830816508e-11 46 Putative protein of unknown function; GST fusion protein is a Dbf2p-Mob1p phosphorylation target in a proteome chip analysis; synthetic lethal with PH085 deletion; plays a role in restricting Ty1 transposition; nudix hydrolase family member biological_process molecular_function cellular_component YBR120C CBP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.114448061853877 2.94133034765714e-11 47 Mitochondrial protein required for translation of the COB mRNA; forms a complex with Cbp3p that binds to mt ribosomes near the polypeptide tunnel exit and promotes efficient translation of the COB mRNA; Cbp3p-Cbp6p complex also interacts with newly synthesized cytochrome b (Cobp) and Cbp4p to promote assembly of Cobp into the cytochrome bc1 complex positive regulation of mitochondrial translation|mitochondrial respiratory chain complex III assembly ribosome binding mitochondrion|mitochondrial ribosome YJR111C_p YJR111C hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.112849921528636 5.52612909203527e-11 48 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondria biological_process molecular_function mitochondrion YCL037C SRO9 hom FT TRANSLATION 0.112213488782937 7.0865181197507e-11 49 Cytoplasmic RNA-binding protein; associates with translating ribosomes; involved in heme regulation of Hap1p as a component of the HMC complex, also involved in the organization of actin filaments; contains a La motif; SRO9 has a paralog, SLF1, that arose from the whole genome duplication cytoplasmic translation RNA binding polysome YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.111896100903588 8.01814333826614e-11 50 Karyopherin involved in nuclear import and export of proteins, including import of replication protein A and export of Swi6p, Far1p, and Pho4p; required for re-export of mature tRNAs after their retrograde import from the cytoplasm tRNA re-export from nucleus|protein export from nucleus protein binding|importin-alpha export receptor activity integral to membrane|nucleus|cytoplasm YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.111538606991123 9.21115678413169e-11 51 Uracil-DNA glycosylase, required for repair of uracil in DNA formed by spontaneous cytosine deamination, not required for strand-specific mismatch repair, cell-cycle regulated, expressed in late G1, localizes to mitochondria and nucleus DNA repair uracil DNA N-glycosylase activity mitochondrion|nucleus YJL192C SOP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.111454539510147 9.51596127084545e-11 52 ER-membrane protein; suppressor of pma1-7, deletion of SOP4 slows down the export of wild-type Pma1p and Pma1-7 from the ER ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YLR331C_d JIP3 hom 0.110591470414167 1.33577313536971e-10 53 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene MID2 Unknown Unknown Unknown YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.110019306906232 1.65278424885561e-10 54 Multistep regulator of cAMP-PKA signaling; inhibits PKA downstream of Gpa2p and Cyr1p, thereby increasing cAMP dependency; inhibits Ras activity through direct interactions with Ira1p/2p; regulated by G-alpha protein Gpa2p; GPB2 has a paralog, GPB1, that arose from the whole genome duplication signal transduction|glucose mediated signaling pathway|pseudohyphal growth|ascospore formation|negative regulation of Ras protein signal transduction|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter cAMP-dependent protein kinase inhibitor activity|signal transducer activity|GTPase activating protein binding mitochondrion|plasma membrane|cytoplasm YDR537C_d YDR537C hom 0.109893991428373 1.73382838400064e-10 55 Dubious open reading frame unlikely to encode a protein, almost completely overlaps verified ORF PAD1/YDR538W Unknown Unknown Unknown YHR104W GRE3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.109502062596818 2.0131564832138e-10 56 Aldose reductase; involved in methylglyoxal, d-xylose, arabinose, and galactose metabolism; stress induced (osmotic, ionic, oxidative, heat shock, starvation and heavy metals); regulated by the HOG pathway; protein abundance increases in response to DNA replication stress galactose catabolic process|cellular response to oxidative stress|arabinose catabolic process|D-xylose catabolic process|response to stress D-xylose:NADP reductase activity|mRNA binding|glucose 1-dehydrogenase (NADP+) activity|alditol:NADP+ 1-oxidoreductase activity nucleus|cytoplasm YCR068W ATG15 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.109418741090574 2.07797108939971e-10 57 Lipase required for intravacuolar lysis of autophagic bodies and Cvt bodies; targeted to intravacuolar vesicles during autophagy via the multivesicular body (MVB) pathway membrane disassembly|autophagy|piecemeal microautophagy of nucleus|vacuolar protein processing|multivesicular body membrane disassembly lipase activity integral to membrane|vacuolar lumen YDR149C_d YDR149C hom 0.108897205159127 2.5324852426736e-10 58 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps the verified gene NUM1; null mutation blocks anaerobic growth Unknown Unknown Unknown YIL052C RPL34B hom FF|FT TRANSLATION|RIBOSOME 0.107761181471696 3.88402515575814e-10 59 Ribosomal 60S subunit protein L34B; homologous to mammalian ribosomal protein L34, no bacterial homolog; RPL34B has a paralog, RPL34A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.106904606570058 5.34649181666083e-10 60 Essential protein of the inner mitochondrial membrane, peripherally localized; component of the TIM22 complex, which is a twin-pore translocase that mediates insertion of numerous multispanning inner membrane proteins protein import into mitochondrial inner membrane phospholipid binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YCL005W LDB16 hom FT MITOCHONDRION 0.105297119848972 9.67393532847373e-10 61 Protein of unknown function; null mutants have decreased net negative cell surface charge; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS; native protein is detected in purified mitochondria biological_process molecular_function mitochondrion|lipid particle YOR198C BFR1 hom FT CELL CYCLE|ENDOMEMBRANE SYSTEM 0.104952531857786 1.09727142522641e-09 62 Component of mRNP complexes associated with polyribosomes; implicated in secretion and nuclear segregation; multicopy suppressor of BFA (Brefeldin A) sensitivity meiosis|mRNA metabolic process|regulation of mitosis RNA binding ribonucleoprotein complex|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YFL056C AAD6 hom FT OXIDATION-REDUCTION PROCESS 0.104718711206005 1.1949196673388e-09 63 Putative aryl-alcohol dehydrogenase; involved in oxidative stress response; similar to P. chrysosporium aryl-alcohol dehydrogenase; expression induced in cells treated with the mycotoxin patulin cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YCR079W PTC6 hom FT RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.104144839730624 1.47186588694452e-09 64 Mitochondrial type 2C protein phosphatase (PP2C) with similarity to mammalian PP1Ks; involved in mitophagy; null mutant is sensitive to rapamycin and has decreased phosphorylation of the Pda1 subunit of pyruvate dehydrogenase mitochondrion degradation|positive regulation of catalytic activity|macroautophagy|protein dephosphorylation protein serine/threonine phosphatase activity mitochondrion|mitochondrial matrix|mitochondrial intermembrane space YNL314W DAL82 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.104128313840486 1.48070336269374e-09 65 Positive regulator of allophanate inducible genes; binds a dodecanucleotide sequence upstream of all genes that are induced by allophanate; contains an UISALL DNA-binding, a transcriptional activation, and a coiled-coil domain allantoin catabolic process|nitrogen catabolite activation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.104012243713542 1.54424672567776e-09 66 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 YCL001W-A_p YCL001W-A hom 0.103848485352201 1.63843497986867e-09 67 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 YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.102716922689851 2.46050766591178e-09 68 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 YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.102308166364913 2.84678284956332e-09 69 Protein involved in G2/M phase progression and response to DNA damage, interacts with Rad53p; contains an RNA recognition motif, a nuclear localization signal, and several SQ/TQ cluster domains; hyperphosphorylated in response to DNA damage G2/M transition of mitotic cell cycle|DNA damage checkpoint molecular_function cytoplasm YPL115C BEM3 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.101230567584892 4.16998427650882e-09 70 Rho GTPase activating protein (RhoGAP) involved in control of the cytoskeleton organization; targets the essential Rho-GTPase Cdc42p, which controls establishment and maintenance of cell polarity, including bud-site assembly negative regulation of Rho protein signal transduction|establishment of cell polarity Rho GTPase activator activity|phosphatidylinositol-3-phosphate binding cell cortex|incipient cellular bud site|mating projection tip|cytoplasm|cellular bud tip YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.100806554017136 4.84059570983923e-09 71 Third-largest subunit of DNA polymerase II (DNA polymerase epsilon); required to maintain fidelity of chromosomal replication and also for inheritance of telomeric silencing; stabilizes the interaction of Pol epsilon with primer-template DNA, positively affecting the processivity of the polymerase and exonuclease activities of Pol epsilon; mRNA abundance peaks at the G1/S boundary of the cell cycle; DPB3 has a paralog, DLS1, that arose from the whole genome duplication DNA-dependent DNA replication|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity epsilon DNA polymerase complex YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.100699513853022 5.02581641681262e-09 72 Component of the polarisome, which functions in actin cytoskeletal organization during polarized growth; acts as a scaffold for Mkk1p and Mpk1p cell wall integrity signaling components; potential Cdc28p substrate regulation of initiation of mating projection growth|regulation of termination of mating projection growth|pseudohyphal growth|invasive filamentous growth|mating projection assembly cytoskeletal regulatory protein binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip YLL040C VPS13 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|GOLGI APPARATUS 0.0996971201458607 7.13032299831776e-09 73 Protein of unknown function; heterooligomeric or homooligomeric complex; peripherally associated with membranes; involved in sporulation, vacuolar protein sorting, prospore membrane formation and protein-Golgi retention; homologous to human CHAC and COH1 which are involved in chorea acanthocytosis and Cohen syndrome, respectively protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole|ascospore-type prospore membrane assembly molecular_function endosome|mitochondrion|prospore membrane|extrinsic to membrane YJR018W_d YJR018W hom 0.0994405235899081 7.79394537289086e-09 74 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0993856780612466 7.98403618053975e-09 75 DnaJ-like chaperone required for nuclear membrane fusion during mating, localizes to the ER membrane; exhibits genetic interactions with KAR2 karyogamy involved in conjugation with cellular fusion|ER-associated protein catabolic process|protein folding in endoplasmic reticulum unfolded protein binding|chaperone binding endoplasmic reticulum|nuclear outer membrane-endoplasmic reticulum membrane network YBR056W-A_p YBR056W-A hom 0.0990127209098296 9.03603968261029e-09 76 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the dubious ORF YBR056C-B biological_process molecular_function cellular_component YBR286W APE3 hom FT PROTEOLYSIS 0.0986066906456104 1.03916119254844e-08 77 Vacuolar aminopeptidase Y, processed to mature form by Prb1p vacuolar protein catabolic process aminopeptidase activity fungal-type vacuole YJL089W SIP4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0982580337765761 1.17116371344919e-08 78 C6 zinc cluster transcriptional activator that binds to the carbon source-responsive element (CSRE) of gluconeogenic genes; involved in the positive regulation of gluconeogenesis; regulated by Snf1p protein kinase; localized to the nucleus positive regulation of transcription from RNA polymerase II promoter by a nonfermentable carbon source|positive regulation of gluconeogenesis|positive regulation of gluconeogenesis by positive regulation of transcription from RNA polymerase II promoter|Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YMR111C YMR111C hom FT NUCLEUS 0.0976978187389421 1.41805566279138e-08 79 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YMR111C is not an essential gene; forms nuclear foci upon DNA replication stress biological_process molecular_function nucleus YDR540C IRC4 hom FF|FT NUCLEUS 0.0965340654746981 2.10283169182138e-08 80 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus mitotic recombination molecular_function nucleus|cytoplasm YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0954065753548368 3.06690181259959e-08 81 Vacuolar membrane protein involved in the ATP-dependent transport of arginine into the vacuole and possibly in balancing ion homeostasis; homolog of human CLN3 involved in Batten disease (juvenile onset neuronal ceroid lipofuscinosis) basic amino acid transport|regulation of intracellular pH|arginine transport molecular_function integral to membrane|fungal-type vacuole YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.095271085803932 3.20826591187274e-08 82 Protein required for nuclear migration, localizes to the mother cell cortex and the bud tip; may mediate interactions of dynein and cytoplasmic microtubules with the cell cortex mitochondrion inheritance|nuclear migration along microtubule|mitochondrial fission|microtubule cytoskeleton organization tubulin binding cell cortex|mitochondrion|cellular bud tip YJL193W_p YJL193W hom 0.0952535158796176 3.30375595213619e-08 83 Putative protein of unknown function, predicted to encode a triose phosphate transporter subfamily member based on phylogenetic analysis; similar to YOR307C/SLY41; deletion mutant has a respiratory growth defect biological_process molecular_function integral to membrane YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0941005375243555 4.81065607284959e-08 84 Cyclin, interacts with cyclin-dependent kinase Pho85p; member of the Pcl1,2-like subfamily, involved in the regulation of polarized growth and morphogenesis and progression through the cell cycle; is ubiquitinated by Dma1p; phosphorylation by Pho85p targets it for degradation; localizes to sites of polarized cell growth regulation of establishment or maintenance of cell polarity|G1 phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|septin ring organization|positive regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|nucleus YMR124W_p YMR124W hom 0.0940634757169776 4.8472205382933e-08 85 Protein of unknown function; GFP-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck; interacts with Crm1p in two-hybrid assay; YMR124W is not an essential gene; predicted to have a role in organelle organization biological_process molecular_function cytoplasm YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0935120156271471 5.75304576710253e-08 86 Mitotic spindle protein; interacts with components of the Dam1 (DASH) complex, its effector Sli15p, and microtubule-associated protein Bim1p; also localizes to nuclear microtubules and to the bud neck in a ring-shaped structure; inhibits dynein function mitotic spindle elongation molecular_function microtubule cytoskeleton|nuclear microtubule|cellular bud neck|astral microtubule|spindle YNL324W_d YNL324W hom 0.0934511094015526 5.84201305513136e-08 87 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.0930939486948318 6.56263135468372e-08 88 Protein of unknown function, identified as a high copy suppressor of psk1 psk2 mutations that confer temperature-sensitivity for galactose utilization; proposed to bind single-stranded nucleic acids via its R3H domain galactose metabolic process molecular_function cytoplasm YMR152W YIM1 hom FT RESPONSE TO DNA DAMAGE|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0930326211836131 6.69473354478511e-08 89 Protein of unknown function; null mutant displays sensitivity to DNA damaging agents; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress response to DNA damage stimulus molecular_function mitochondrion|lipid particle|cytoplasm YMR294W JNM1 hom FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0908314271597036 1.35761755287091e-07 90 Component of the yeast dynactin complex, consisting of Nip100p, Jnm1p, and Arp1p; required for proper nuclear migration and spindle partitioning during mitotic anaphase B nuclear migration|establishment of mitotic spindle orientation structural constituent of cytoskeleton dynactin complex|cell cortex|spindle pole body|astral microtubule YDL066W IDP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0905825231201075 1.46911145064667e-07 91 Mitochondrial NADP-specific isocitrate dehydrogenase, catalyzes the oxidation of isocitrate to alpha-ketoglutarate; not required for mitochondrial respiration and may function to divert alpha-ketoglutarate to biosynthetic processes isocitrate metabolic process|glutamate biosynthetic process isocitrate dehydrogenase (NADP+) activity mitochondrial nucleoid|mitochondrion YBL079W NUP170 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0898365189079241 1.88240256261935e-07 92 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC assembly and nucleocytoplasmic transport; both Nup170p and NUP157p are similar to human Nup155p; NUP170 has a paralog, NUP157, that arose from the whole genome duplication nucleocytoplasmic transport|chromosome segregation|protein targeting to nuclear inner membrane|mitotic cell cycle spindle assembly checkpoint|nuclear pore complex assembly structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YLR318W EST2 hom FT NUCLEUS|CHROMOSOME 0.0888845534160943 2.57617093891039e-07 93 Reverse transcriptase subunit of the telomerase holoenzyme, essential for telomerase core catalytic activity, involved in other aspects of telomerase assembly and function; mutations in human homolog are associated with aplastic anemia telomere maintenance via telomerase|replicative cell aging telomerase activity|telomeric template RNA reverse transcriptase activity|telomeric DNA binding telomerase catalytic core complex|nucleolus|nucleus|telomerase holoenzyme complex YBL081W_p YBL081W hom 0.088735824161174 2.78757583187282e-07 94 Non-essential protein of unknown function; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function cellular_component YNR044W AGA1 hom 0.0886620289669929 2.68234688753702e-07 95 Anchorage subunit of a-agglutinin of a-cells, highly O-glycosylated protein with N-terminal secretion signal and C-terminal signal for addition of GPI anchor to cell wall, linked to adhesion subunit Aga2p via two disulfide bonds agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YKL176C LST4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0883537205785146 2.9511523676319e-07 96 Protein possibly involved in a post-Golgi secretory pathway; required for the transport of nitrogen-regulated amino acid permease Gap1p from the Golgi to the cell surface intracellular protein transport|vesicle-mediated transport|protein transport|Golgi to plasma membrane transport protein transporter activity vesicle coat YML017W PSP2 hom 0.0872187090612104 4.18312741050459e-07 97 Asn rich cytoplasmic protein that contains RGG motifs; high-copy suppressor of group II intron-splicing defects of a mutation in MRS2 and of a conditional mutation in POL1 (DNA polymerase alpha); possible role in mitochondrial mRNA splicing biological_process molecular_function cytoplasm YNL068C FKH2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|MITOCHONDRION ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0863533239254113 5.44213562521545e-07 98 Forkhead family transcription factor; plays a major role in the expression of G2/M phase genes; positively regulates transcriptional elongation; negative role in chromatin silencing at HML and HMR; substrate of the Cdc28p/Clb5p kinase; FKH2 has a paralog, FKH1, that arose from the whole genome duplication negative regulation of chromatin silencing at silent mating-type cassette|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|negative regulation of transcription involved in G1 phase of mitotic cell cycle|Unknown|chromatin remodeling|negative regulation of transcription involved in G2/M-phase of mitotic cell cycle RNA polymerase II transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus YNL196C_p SLZ1 hom 0.0857668957122227 6.5200798478735e-07 99 Sporulation-specific protein with a leucine zipper motif biological_process molecular_function cellular_component YKL213C DOA1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0857572160004519 6.8466224061883e-07 100 WD repeat protein required for ubiquitin-mediated protein degradation; forms a complex with Cdc48p; plays a role in controlling cellular ubiquitin concentration; also promotes efficient NHEJ in postdiauxic/stationary phase; protein increases in abundance and relocalizes from nucleus to nuclear periphery upon DNA replication stress double-strand break repair via nonhomologous end joining|ubiquitin-dependent protein catabolic process ubiquitin binding nucleus|cytoplasm YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0854030338474011 7.24443894581633e-07 101 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 YOR237W HES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION 0.0850733265645639 7.99474749121589e-07 102 Protein implicated in the regulation of ergosterol biosynthesis; one of a seven member gene family with a common essential function and non-essential unique functions; similar to human oxysterol binding protein (OSBP); HES1 has a paralog, KES1, that arose from the whole genome duplication maintenance of cell polarity|endocytosis|exocytosis|sterol transport lipid binding|oxysterol binding|sterol transporter activity cellular_component YCR020C-A MAK31 hom 0.0850026093088913 8.16515284534144e-07 103 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus; member of the Sm protein family N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YBR244W GPX2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.084958701406454 8.27271025817153e-07 104 Phospholipid hydroperoxide glutathione peroxidase; protects cells from phospholipid hydroperoxides and nonphospholipid peroxides during oxidative stress; induced by glucose starvation; protein abundance increases in response to DNA replication stress cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity extrinsic to mitochondrial inner membrane|extrinsic to mitochondrial outer membrane|nucleus|cytoplasm YIL123W SIM1 hom FT CELL WALL ORG/BIOGENESIS 0.0848696586190284 8.49503368084001e-07 105 Protein of the SUN family (Sim1p, Uth1p, Nca3p, Sun4p) that may participate in DNA replication, promoter contains SCB regulation box at -300 bp indicating that expression may be cell cycle-regulated fungal-type cell wall organization molecular_function fungal-type cell wall YPR097W YPR097W hom FT MITOCHONDRION 0.0848657560402316 8.50490810266098e-07 106 Protein that contains a Phox homology (PX) domain and binds phosphoinositides; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phosphatidylinositol binding mitochondrion YAL021C CCR4 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0847885797582698 8.70246669322587e-07 107 Component of the CCR4-NOT transcriptional complex, which is involved in regulation of gene expression; component of the major cytoplasmic deadenylase, which is involved in mRNA poly(A) tail shortening regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|DNA replication checkpoint|nuclear-transcribed mRNA poly(A) tail shortening|traversing start control point of mitotic cell cycle|replication fork protection|transcription elongation from RNA polymerase II promoter|DNA replication 3'-5'-exoribonuclease activity CCR4-NOT core complex|cytoplasmic mRNA processing body|Cdc73/Paf1 complex|cytoplasm YDL021W GPM2 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0845242181532483 9.41322172636095e-07 108 Homolog of Gpm1p phosphoglycerate mutase, which converts 3-phosphoglycerate to 2-phosphoglycerate in glycolysis; may be non-functional derivative of a gene duplication event biological_process phosphoglycerate mutase activity|molecular_function cytosol|cytoplasm YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.0842503085618597 1.02084447026384e-06 109 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YCR095C_p OCA4 hom 0.0838901024772959 1.13530678335747e-06 110 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 YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0831301273340322 1.41865853891679e-06 111 Non-essential putative integral membrane protein with a role in calcium uptake; mutant has cell wall defects and Ca+ uptake deficiencies; transcription is induced under conditions of zinc deficiency fungal-type cell wall organization|calcium ion transport molecular_function integral to membrane YLR407W_p YLR407W hom 0.0830886831924178 1.43592227618417e-06 112 Putative protein of unknown function; null mutant displays elongated buds and a large fraction of budded cells have only one nucleus biological_process molecular_function cellular_component YGR223C HSV2 hom FT MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0827535999061979 1.58311414353267e-06 113 Phosphatidylinositol 3,5-bisphosphate-binding protein, plays a role in micronucleophagy; belongs to the PROPPIN family of proteins; predicted to fold as a seven-bladed beta-propeller; displays punctate cytoplasmic localization piecemeal microautophagy of nucleus phosphatidylinositol binding endosome|fungal-type vacuole|extrinsic to membrane|cytoplasm YDR418W RPL12B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0826431881268654 1.63471400014208e-06 114 Ribosomal 60S subunit protein L12B; rpl12a rpl12b double mutant exhibits slow growth and slow translation; homologous to mammalian ribosomal protein L12 and bacterial L11; RPL12B has a paralog, RPL12A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0826002201897821 1.65522824025899e-06 115 Regulatory subunit for the plasma membrane H(+)-ATPase Pma1p; small single-membrane span proteolipid; forms unique helix and positively charged cytoplasmic domain that is able to specifically segregate phosphatidylserines; PMP1 has a paralog, PMP2, that arose from the whole genome duplication cation transport enzyme regulator activity plasma membrane|membrane YNL059C ARP5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0816904316834253 2.15235894760232e-06 116 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes nucleosome mobilization|chromatin remodeling ATP-dependent 3'-5' DNA helicase activity nucleus|Ino80 complex YLR380W CSR1 hom FT KETONE METABOLISM|LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0813669355856266 2.36147900103309e-06 117 Phosphatidylinositol transfer protein; has a potential role in regulating lipid and fatty acid metabolism under heme-depleted conditions; interacts specifically with thioredoxin peroxidase; may have a role in oxidative stress resistance; protein abundance increases in response to DNA replication stress phosphatidylinositol metabolic process|Golgi to plasma membrane protein transport|Golgi to plasma membrane transport|Unknown|negative regulation of fatty acid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cytosol|endosome|mitochondrion|lipid particle YOL003C PFA4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0810306474381534 2.59948212600822e-06 118 Palmitoyltransferase with autoacylation activity, required for palmitoylation of amino acid permeases containing a C-terminal Phe-Trp-Cys site; required for modification of Chs3p; member of the DHHC family of putative palmitoyltransferases protein palmitoylation palmitoyltransferase activity integral to membrane|endoplasmic reticulum YGR163W GTR2 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|NUCLEUS|CHROMOSOME 0.0807891489898678 2.78442063532067e-06 119 Putative GTP binding protein that negatively regulates Ran/Tc4 GTPase cycle; activates transcription; subunit of EGO and GSE complexes; required for sorting of Gap1p; localizes to cytoplasm and to chromatin; homolog of human RagC and RagD microautophagy|positive regulation of transcription from RNA polymerase II promoter GTP binding nuclear chromatin|fungal-type vacuole membrane|integral to membrane|EGO complex|nucleus|late endosome membrane|cytoplasm YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0806367588711183 2.90754546677687e-06 120 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 YNL271C BNI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0804191479004644 3.11344090280229e-06 121 Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNR1 barbed-end actin filament capping|actin nucleation|actin filament bundle assembly involved in cytokinetic actomyosin contractile ring assembly|establishment of mitotic spindle orientation|formin-nucleated actin cable assembly profilin binding incipient cellular bud site|actin filament|polarisome|plasma membrane|cellular bud neck|mating projection tip|cellular bud tip YOR179C SYC1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0803896322280717 3.1183849818655e-06 122 Subunit of the APT subcomplex of cleavage and polyadenylation factor; may have a role in 3' end formation of both polyadenylated and non-polyadenylated RNAs; SYC1 has a paralog, YSH1, that arose from the whole genome duplication termination of RNA polymerase II transcription, exosome-dependent|termination of RNA polymerase II transcription, poly(A)-coupled RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YNL032W SIW14 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0798113462373164 3.67056405649548e-06 123 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 YDR208W MSS4 het FT LIPID METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.0794798013541171 4.02819117666402e-06 124 Phosphatidylinositol-4-phosphate 5-kinase, involved in actin cytoskeleton organization and cell morphogenesis; multicopy suppressor of stt4 mutation phosphatidylinositol phosphorylation|ascospore-type prospore assembly 1-phosphatidylinositol-4-phosphate 5-kinase activity nucleus|plasma membrane YJL029C VPS53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0793832822502045 4.13842538905649e-06 125 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; required for vacuolar protein sorting Golgi to vacuole transport|retrograde transport, endosome to Golgi molecular_function Golgi apparatus|GARP complex|cytoplasm YML001W YPT7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.079310866082126 4.29312310230481e-06 126 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 YPR033C HTS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0788683463657779 4.80831882765656e-06 127 Cytoplasmic and mitochondrial histidine tRNA synthetase; efficient mitochondrial localization requires both a presequence and an amino-terminal sequence; mutations in human ortholog HARS2 are associated with Perrault syndrome histidyl-tRNA aminoacylation|mitochondrial translation aminoacyl-tRNA ligase activity mitochondrion|cytoplasm YJL020C BBC1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0788644695838584 4.8449559241222e-06 128 Protein possibly involved in assembly of actin patches; interacts with an actin assembly factor Las17p and with the SH3 domains of Type I myosins Myo3p and Myo5p; localized predominantly to cortical actin patches actin cytoskeleton organization myosin I binding actin cortical patch YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0788297885889862 4.82854065138934e-06 129 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 YAL009W SPO7 hom FF|FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0786932594984991 5.03128751235972e-06 130 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 YPL180W TCO89 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0782650010921912 5.64562669927476e-06 131 Subunit of TORC1 (Tor1p or Tor2p-Kog1p-Lst8p-Tco89p), a complex that regulates growth in response to nutrient availability; cooperates with Ssd1p in the maintenance of cellular integrity; deletion strains are hypersensitive to rapamycin TOR signaling cascade|fungal-type cell wall organization|response to salt stress|regulation of cell growth|glycerol metabolic process molecular_function TORC1 complex|fungal-type vacuole membrane|extrinsic to internal side of plasma membrane|extrinsic to vacuolar membrane YCR043C_p YCR043C hom FT GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0779340860337368 6.18417384100146e-06 132 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the Golgi apparatus; YCR043C is not an essential gene biological_process molecular_function Golgi apparatus|mating projection tip YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0776683259924778 6.65192094639836e-06 133 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 YNL214W PEX17 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0773317620207372 7.29296575932316e-06 134 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 YPR049C ATG11 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|PEROXISOME ORGANIZATION 0.0769804767655061 8.02484589901356e-06 135 Adapter protein for pexophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; directs receptor-bound cargo to the phagophore assembly site (PAS) for packaging into vesicles; required for recruiting other proteins to the (PAS) piecemeal microautophagy of nucleus|mitochondrion degradation|peroxisome degradation|protein localization to pre-autophagosomal structure|CVT pathway protein complex scaffold pre-autophagosomal structure|extrinsic to membrane YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0769729437903546 8.04128398521404e-06 136 Cyclin-dependent kinase inhibitor (CKI); inhibitor of Cdc28-Clb kinase complexes that controls G1/S phase transition, preventing premature S phase and ensuring genomic integrity; phosphorylation targets Sic1p for SCF(CDC4)-dependent turnover; functional homolog of mammalian Kip1 regulation of cyclin-dependent protein kinase activity|negative regulation of macroautophagy|G1/S transition of mitotic cell cycle cyclin-dependent protein kinase inhibitor activity nucleus|cytoplasm YDL213C NOP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0769284457287179 8.13904375975312e-06 137 rRNA-binding protein required for 40S ribosomal subunit biogenesis; contains an RNA recognition motif (RRM); hydrophilin essential to overcome the stress of the desiccation-rehydration process; NOP6 may be a fungal-specific gene as no homologs have been yet identified in higher eukaryotes ribosomal small subunit biogenesis RNA binding|rRNA binding nucleolus|90S preribosome YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0763746971274833 9.60050177954748e-06 138 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 YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.0762818233097777 9.69428815442027e-06 139 Polypeptide release factor (eRF1) in translation termination; mutant form acts as a recessive omnipotent suppressor; methylated by Mtq2p-Trm112p in ternary complex eRF1-eRF3-GTP; mutation of methylation site confers resistance to zymocin; has a role in cytokinesis through interaction with Mlc1p translational termination|cytokinesis translation release factor activity, codon specific|translation release factor activity cytosol|translation release factor complex YHR004C NEM1 hom FF|FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0757157229094953 1.15604694569104e-05 140 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 YKL114C APN1 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0749323780055429 1.39022189540309e-05 141 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 YOL036W_p YOL036W hom 0.0744689479369557 1.57128808740805e-05 142 Protein of unknown function; potential Cdc28p substrate; YOL036W has a paralog, YIR016W, that arose from the whole genome duplication biological_process molecular_function cellular_component YHR113W APE4 hom FT PROTEOLYSIS 0.0744243082167306 1.58986938942787e-05 143 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 YGR159C NSR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0738768496577743 1.83546612615622e-05 144 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 YNR039C ZRG17 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0738181756108398 1.86383409446592e-05 145 Endoplasmic reticulum zinc transporter; part of a heterodimeric transporter with Msc2p that transfers zinc from the cytosol to the ER lumen; member of the cation diffusion facilitator family of efflux pumps; zinc-regulated directly through Zap1p; transcription induced under conditions of zinc deficiency zinc ion transport zinc ion transmembrane transporter activity|metal ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YNL239W LAP3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.0737802883557694 1.88237326487489e-05 146 Cysteine aminopeptidase with homocysteine-thiolactonase activity; protects cells against homocysteine toxicity; has bleomycin hydrolase activity in vitro; transcription is regulated by galactose via Gal4p; orthologous to human BLMH response to antibiotic|negative regulation of transcription from RNA polymerase II promoter|homocysteine catabolic process double-stranded DNA binding|cysteine-type peptidase activity|mRNA binding|single-stranded DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding mitochondrion|cytoplasm YOR104W PIN2 hom 0.0736738490616883 1.9354007394924e-05 147 Protein that induces appearance of [PIN+] prion when overproduced; predicted to be palmitoylated biological_process molecular_function cellular_component YDL145C COP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0735793806279689 1.98365283021078e-05 148 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 YLL032C YLL032C hom 0.0734167499536299 2.0930425963009e-05 149 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL032C is not an essential gene biological_process molecular_function ribosome|cytoplasm YKL044W_p YKL044W hom 0.0733303829841286 2.11638171584779e-05 150 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YLR252W_d YLR252W hom 0.0731962776956039 2.19132572675472e-05 151 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 YDL037C BSC1 hom 0.0727835905289893 2.43811707358127e-05 152 Protein of unconfirmed function, similar to cell surface flocculin Flo11p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression biological_process molecular_function cellular_component YBR119W MUD1 hom FT RNA PROCESSING|NUCLEUS 0.072755723016298 2.45570145810862e-05 153 U1 snRNP A protein, homolog of human U1-A; involved in nuclear mRNA splicing mRNA splicing, via spliceosome U1 snRNA binding|RNA binding U1 snRNP|U2-type prespliceosome YGL054C ERV14 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0724612728682571 2.73092030141457e-05 154 COPII-coated vesicle protein; involved in vesicle formation and incorporation of specific secretory cargo; required for the delivery of bud-site selection protein Axl2p to cell surface; related to Drosophila cornichon; ERV14 has a paralog, ERV15, that arose from the whole genome duplication ascospore formation|ER to Golgi vesicle-mediated transport|axial cellular bud site selection molecular_function integral to membrane|ER to Golgi transport vesicle|endoplasmic reticulum membrane YML057W CMP2 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0720894077942512 2.9138798419995e-05 155 Calcineurin A; one isoform (the other is CNA1) of the catalytic subunit of calcineurin, a Ca++/calmodulin-regulated protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is CNB1 adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity calcineurin complex|cytoplasm YOR051C ETT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0716263850942411 3.27891212035003e-05 156 Nuclear protein that inhibits replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts; deletion increases stop codon readthrough translational termination molecular_function nucleus YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0711883738967523 3.66386816835478e-05 157 Integral subunit of SAGA histone acetyltransferase complex, regulates transcription of a subset of SAGA-regulated genes, required for the Ubp8p association with SAGA and for H2B deubiquitylation histone deubiquitination|regulation of transcription from RNA polymerase II promoter enzyme activator activity DUBm complex|nucleus|SAGA complex YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0710704065781061 3.81514488363707e-05 158 Regulator of ribosomal protein (RP) transcription; has forkhead associated domain that binds phosphorylated proteins; recruits coactivator Ifh1p or corepressor Crf1p to RP gene promoters; also has forkhead DNA-binding domain though in vitro DNA binding assays give inconsistent results; computational analyses suggest it binds DNA directly at highly active RP genes and indirectly through Rap1p motifs at others; suppresses RNA pol III and splicing factor prp4 mutants negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter RNA polymerase II transcription corepressor binding|RNA polymerase II transcription coactivator binding|sequence-specific DNA binding|DNA binding nuclear chromatin|nucleolus|nucleus|CURI complex YNL233W BNI4 hom FT PROTEIN LOCALIZATION|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0706951195090012 4.1486377790366e-05 159 Targeting subunit for Glc7p protein phosphatase, localized to the bud neck, required for localization of chitin synthase III to the bud neck via interaction with the chitin synthase III regulatory subunit Skt5p asymmetric protein localization|barrier septum assembly|chitin biosynthetic process protein binding incipient cellular bud site|cellular bud neck septin collar|cellular bud neck|septin ring YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0705545999021817 4.29750578185246e-05 160 Protein of unknown function; mutant is defective in directing meiotic recombination events to homologous chromatids; the authentic, non-tagged protein is detected in highly purified mitochondria and is phosphorylated reciprocal meiotic recombination molecular_function mitochondrion|endoplasmic reticulum|plasma membrane YPL179W PPQ1 hom FT TRANSLATION 0.070356705118766 4.51576869590168e-05 161 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YMR264W CUE1 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0702731813712294 4.61100753670141e-05 162 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 YLR332W MID2 hom FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.070250858325807 4.63678223264435e-05 163 O-glycosylated plasma membrane protein that acts as a sensor for cell wall integrity signaling and activates the pathway; interacts with Rom2p, a guanine nucleotide exchange factor for Rho1p, and with cell integrity pathway protein Zeo1p UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|cell morphogenesis involved in conjugation|response to acid|response to osmotic stress transmembrane signaling receptor activity integral to plasma membrane|mating projection tip YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0702255899110915 4.7027583304509e-05 164 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 YGL252C RTG2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|SIGNALING|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0701538618011868 4.75037080820524e-05 165 Sensor of mitochondrial dysfunction; regulates the subcellular location of Rtg1p and Rtg3p, transcriptional activators of the retrograde (RTG) and TOR pathways; Rtg2p is inhibited by the phosphorylated form of Mks1p maintenance of DNA trinucleotide repeats|regulation of transcription from RNA polymerase II promoter|Unknown|nitrogen catabolite regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway|transcription factor import into nucleus RNA polymerase II transcription factor binding transcription factor activity SLIK (SAGA-like) complex|transcriptionally active chromatin|cytoplasm YER041W YEN1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0697615131517539 5.23730630330666e-05 166 Holliday junction resolvase; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; homolog of human GEN1 and has similarity to S. cerevisiae endonuclease Rth1p DNA repair|response to DNA damage stimulus single-stranded DNA specific endodeoxyribonuclease activity|crossover junction endodeoxyribonuclease activity nucleus|cytoplasm YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.0694860575265976 5.60702078734114e-05 167 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 YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.069326734541526 5.83200493214035e-05 168 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 YOR018W ROD1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0691785092080413 6.04896886390492e-05 169 Membrane protein, binds the ubiquitin ligase Rsp5p via its 2 PY motifs; overexpression confers resistance to the GST substrate o-dinitrobenzene, zinc, and calcium; proposed to regulate the endocytosis of plasma membrane proteins; protein abundance increases in response to DNA replication stress; ROD1 has a paralog, ROG3, that arose from the whole genome duplication response to drug|ubiquitin-dependent endocytosis ubiquitin protein ligase binding plasma membrane YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0690689145289514 6.21427605259623e-05 170 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 YHL007C STE20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0688996425847982 6.47802226253403e-05 171 Cdc42p-activated signal transducing kinase of the PAK (p21-activated kinase) family; involved in pheromone response, pseudohyphal/invasive growth, vacuole inheritance, down-regulation of sterol uptake; GBB motif binds Ste4p negative regulation of gene expression|osmosensory signaling pathway via Sho1 osmosensor|activation of MAPKKK activity|vacuole inheritance|protein phosphorylation|cellular bud site selection|cellular response to heat|regulation of exit from mitosis|pheromone-dependent signal transduction involved in conjugation with cellular fusion|signal transduction involved in filamentous growth|pseudohyphal growth|sterol import|stress granule assembly|invasive growth in response to glucose limitation|positive regulation of apoptotic process histone serine kinase activity|MAP kinase kinase kinase kinase activity|protein kinase activity incipient cellular bud site|plasma membrane|nucleus|mating projection tip YJL105W SET4 hom FT CHROMATIN ORGANIZATION 0.0685228998010512 7.12123551640486e-05 172 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 YOR183W_p FYV12 hom 0.0685020681920893 7.13974513957078e-05 173 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cellular_component YKL142W MRP8 hom 0.0685009964097374 7.14161246833617e-05 174 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 YOR304W ISW2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0684584431611462 7.21612573722162e-05 175 ATP-dependent DNA translocase involved in chromatin remodeling; ATPase component that, with Itc1p, forms a complex required for repression of a-specific genes, INO1, and early meiotic genes during mitotic growth negative regulation of transcription from RNA polymerase II promoter by pheromones|nucleosome positioning|termination of RNA polymerase II transcription|negative regulation of antisense RNA transcription|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere single-stranded DNA binding|DNA translocase activity chromatin accessibility complex|nucleus YMR001C-A_p YMR001C-A hom 0.0683167915143883 7.46949713126511e-05 176 Putative protein of unknown function biological_process molecular_function cellular_component YLR138W NHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0681511305031705 7.77648030624232e-05 177 Na+/H+ antiporter involved in sodium and potassium efflux through the plasma membrane; required for alkali cation tolerance at acidic pH cellular potassium ion homeostasis|cellular monovalent inorganic cation homeostasis|response to osmotic stress cation:cation antiporter activity|sodium:hydrogen antiporter activity membrane raft|integral to membrane|plasma membrane YDR195W REF2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0679518692985577 8.16152593278655e-05 178 RNA-binding protein involved in the cleavage step of mRNA 3'-end formation prior to polyadenylation, and in snoRNA maturation; part of holo-CPF subcomplex APT, which associates with 3'-ends of snoRNA- and mRNA-encoding genes mRNA 3'-end processing|termination of RNA polymerase II transcription, poly(A)-coupled|snoRNA 3'-end processing|Unknown chromatin binding|RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YLR444C_d YLR444C hom 0.0679243022072367 8.21619278567278e-05 179 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR246W RRT2 hom FT VESICLE-MEDIATED TRANSPORT 0.0675816735937699 8.94681031230231e-05 180 Protein required for last step of diphthamide biosynthesis; deletion leads to resistance to sordarin and accumulation of diphthine; WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rtt10p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription peptidyl-diphthamide biosynthetic process from peptidyl-histidine|endocytic recycling molecular_function endosome|cytoplasm YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0675039184838532 9.09390242975334e-05 181 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 YLR330W CHS5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0671136503266842 9.9873370757469e-05 182 Component of the exomer complex, which also contains Csh6p, Bch1p, Bch2p, and Bud7p and is involved in export of selected proteins, such as chitin synthase Chs3p, from the Golgi to the plasma membrane ascospore wall assembly|conjugation with cellular fusion|cell wall chitin catabolic process|Golgi to plasma membrane transport|cellular bud site selection|regulation of transcription, DNA-dependent molecular_function mating projection tip|cytoplasm|exomer complex YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0669941570473805 0.000102770470769055 183 Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YJL150W_d YJL150W hom 0.0666521123877774 0.000111507811103862 184 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.0666179020208153 0.000112950562530883 185 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 YOR039W CKB2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0665500647382971 0.000115599445412297 186 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 YBR300C_d YBR300C hom 0.0665126794848065 0.000115266696829814 187 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 YOL065C INP54 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0660817245248181 0.000127653851015056 188 Phosphatidylinositol 4,5-bisphosphate 5-phosphatase with a role in secretion, localizes to the endoplasmic reticulum via the C-terminal tail; lacks the Sac1 domain and proline-rich region found in the other 3 INP proteins phosphatidylinositol dephosphorylation phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity endoplasmic reticulum YDR359C EAF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0659860659793367 0.000130568514976435 189 Component of the NuA4 histone acetyltransferase complex; acts as a platform for assembly of NuA4 subunits into the native complex; required for initiation of pre-meiotic DNA replication, likely due to its requirement for expression of IME1 DNA repair|cellular protein complex assembly|chromatin modification molecular_function histone acetyltransferase complex|NuA4 histone acetyltransferase complex YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0658507401904032 0.000134799035565187 190 Voltage-gated high-affinity calcium channel involved in calcium influx in response to some environmental stresses as well as exposure to mating pheromones; interacts and co-localizes with Mid1p, suggesting Cch1p and Mid1p function together calcium ion transport voltage-gated calcium channel activity|calcium channel activity integral to membrane|plasma membrane YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0657504806884168 0.000139291660042359 191 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 YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0655302848664836 0.000146337219504168 192 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 YGR190C_d YGR190C het 0.065474072007286 0.000147264209376496 193 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 YBL062W_d YBL062W hom 0.0653865307452001 0.000150312698151765 194 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL030C SSM4 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0653437684590727 0.000151823325126077 195 Ubiquitin-protein ligase involved in ER-associated protein degradation; located in the ER/nuclear envelope; ssm4 mutation suppresses mRNA instability caused by an rna14 mutation ER-associated protein catabolic process ubiquitin-protein ligase activity nuclear envelope|integral to endoplasmic reticulum membrane|Doa10p ubiquitin ligase complex|integral to membrane|nuclear inner membrane YML117W NAB6 hom 0.0652250263956042 0.000158587875769028 196 Putative RNA-binding protein that associates with mRNAs encoding cell wall proteins in high-throughput studies; deletion mutants display increased sensitivity to some cell wall disrupting agents; expression negatively regulated by cAMP biological_process molecular_function cytoplasm YDR097C MSH6 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0651315358715178 0.000159534412365245 197 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 YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0650048357352023 0.000164311892421295 198 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 YBR111W-A SUS1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE|HISTONE ACETYLTRANSFERASE 0.0649536019428622 0.000168538845439505 199 Component of both the SAGA histone acetylase and TREX-2 complexes; interacts with RNA polymerase II; involved in mRNA export coupled transcription activation and elongation; involved in post-transcriptional tethering of active genes to the nuclear periphery and to non-nascent mRNP poly(A)+ mRNA export from nucleus|regulation of protein localization|nuclear retention of pre-mRNA at the site of transcription|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|histone deubiquitination|histone H3-K4 methylation|transcription elongation from RNA polymerase II promoter|histone H3-K79 methylation|positive regulation of transcription from RNA polymerase II promoter enzyme activator activity DUBm complex|nucleoplasm|transcription export complex 2|SAGA complex|nuclear pore YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0643217398181244 0.000192473493304931 200 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YOR197W MCA1 hom FT PROTEOLYSIS|NUCLEUS 0.0643210829412645 0.000192502635313321 201 Ca2+-dependent cysteine protease; may cleave specific substrates during the stress response; regulates apoptosis upon H2O2 treatment; required for clearance of insoluble protein aggregates during normal growth; implicated in cell cycle dynamics; undergoes autocatalytic processing; similar to mammalian metacaspases, but exists as a monomer due to an extra pair of anti-parallel beta-strands that form a continuous beta-sheet, blocking potential dimerization misfolded or incompletely synthesized protein catabolic process|apoptotic process cysteine-type peptidase activity nucleus YBR027C_d YBR027C hom 0.0642177944309042 0.000197136898156554 202 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.06419724082567 0.000198071492576633 203 RNase of the DEDD superfamily, subunit of the Ccr4-Not complex that mediates 3' to 5' mRNA deadenylation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|transcription elongation from RNA polymerase II promoter 3'-5'-exoribonuclease activity CCR4-NOT core complex|mating projection tip|cytoplasmic mRNA processing body|cytoplasm YJL179W PFD1 hom FT CYTOSKELETON ORGANIZATION 0.0640517301984308 0.000204807990757336 204 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 YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.063718314779932 0.00022250511044555 205 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 YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0634758646473668 0.000233635905975384 206 Putative mitochondrial transport protein; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; the authentic, non-tagged protein is detected in purified mitochondria transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR113W HOG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0634193538803394 0.000236661188653616 207 Mitogen-activated protein kinase involved in osmoregulation; controls global reallocation of RNA Pol II in response to osmotic shock; acts via three independent osmosensors; mitophagy-specific regulator; mediates the recruitment and activation of RNA Pol II at Hot1p-dependent promoters; localization regulated by Ptp2p and Ptp3p; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter by pheromones|protein phosphorylation|hyperosmotic response|response to arsenic-containing substance|osmosensory signaling pathway|positive regulation of transcription from RNA polymerase II promoter|cellular response to heat MAP kinase activity nucleus|cytoplasm YGR202C PCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0633833753452378 0.000240146983959419 208 Cholinephosphate cytidylyltransferase; a rate-determining enzyme of the CDP-choline pathway for phosphatidylcholine synthesis, inhibited by Sec14p, activated upon lipid-binding; contains an element within the regulatory domain involved in both silencing and activation of enzymatic activity phosphatidylcholine biosynthetic process|CDP-choline pathway choline-phosphate cytidylyltransferase activity nuclear envelope|Golgi apparatus|nucleus YDR253C MET32 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS 0.0633543450339424 0.000241736298793552 209 Zinc-finger DNA-binding transcription factor; involved in transcriptional regulation of the methionine biosynthetic genes; MET32 has a paralog, MET31, that arose from the whole genome duplication regulation of mitotic cell cycle|regulation of sulfur amino acid metabolic process|regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|RNA polymerase II activating transcription factor binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YDL162C_d YDL162C hom 0.0632609850739877 0.000245336323629329 210 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps ENT1/YDL161W, a verified gene involved in endocytosis and actin cortical patch assembly Unknown Unknown Unknown YOR106W VAM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0629194819016637 0.000265067959207867 211 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 YML058W-A HUG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0627654196058996 0.000274447844915022 212 Protein involved in the Mec1p-mediated checkpoint pathway; transcription is induced by DNA damage; protein abundance increases in response to DNA replication stress cell cycle arrest|cell cycle checkpoint|response to DNA damage stimulus molecular_function cytoplasm YHL013C OTU2 hom 0.0626979291405559 0.000278654089930596 213 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; member of the ovarian tumor-like (OTU) superfamily of predicted cysteine proteases; shows cytoplasmic localization; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YPR070W MED1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0625494382607651 0.000288122066847429 214 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0623683388918285 0.000302584984070026 215 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 YOR141C ARP8 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0623134599560056 0.000303790334373077 216 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes; has mRNA binding activity mitotic recombination|response to DNA damage stimulus|chromatin remodeling mRNA binding|ATP-dependent 3'-5' DNA helicase activity nucleus|Ino80 complex YFR044C DUG1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.0621848082176171 0.000312664870665372 217 Cys-Gly metallo-di-peptidase; forms a complex with Dug2p and Dug3p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process metallodipeptidase activity|omega peptidase activity mitochondrion|ribosome|cytoplasm YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0621581361411059 0.000314534845884009 218 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 YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0621378203371527 0.000315966199748672 219 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 YBR089W_d YBR089W het 0.0621161710862135 0.000317498208651976 220 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 YGL074C_d YGL074C het 0.0621045199278451 0.000318325576768034 221 Dubious open reading frame unlikely to encode a functional protein; overlaps 5' end of essential HSF1 gene encoding heat shock transcription factor Unknown Unknown Unknown YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0619733261948036 0.000327782160478178 222 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 YPR148C YPR148C hom 0.0618716269593938 0.000335292873687352 223 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function ribosome|cytoplasm YPL153C RAD53 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0616780313862591 0.000350037138663285 224 Protein kinase, required for cell-cycle arrest in response to DNA damage; activated by trans autophosphorylation when interacting with hyperphosphorylated Rad9p; also interacts with ARS1 and plays a role in initiation of DNA replication DNA repair|protein localization|protein phosphorylation|nucleobase-containing compound metabolic process|DNA damage checkpoint|DNA replication initiation|deoxyribonucleoside triphosphate biosynthetic process protein serine/threonine/tyrosine kinase activity|DNA replication origin binding|protein kinase activity nucleus YKL032C IXR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0616753678417515 0.00035167420564089 225 Protein that binds DNA containing intrastrand cross-links formed by cisplatin, contains two HMG (high mobility group box) domains, which confer the ability to bend cisplatin-modified DNA; mediates aerobic transcriptional repression of COX5b DNA repair|cellular response to hypoxia|negative regulation of transcription from RNA polymerase II promoter damaged DNA binding|sequence-specific DNA binding nuclear chromatin YJL185C ATG36 hom 0.0614837217082224 0.000365443612132892 226 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 YNL205C_d YNL205C hom 0.0613561230601015 0.000379714149406176 227 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.0613440331963264 0.000377669226895355 228 Component of the RSC chromatin remodeling complex; interacts with Rsc3p, Rsc30p, Npl6p, and Htl1p to form a module important for a broad range of RSC functions ATP-dependent chromatin remodeling|cell wall mannoprotein biosynthetic process|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YPL205C_d YPL205C hom 0.0612974718934181 0.000380803870503041 229 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YCR045C RRT12 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0609928434594113 0.000408046513763211 230 Probable subtilisin-family protease with a role in formation of the dityrosine layer of spore walls; localizes to the spore wall and also the nuclear envelope and ER region in mature spores ascospore wall assembly serine-type peptidase activity nuclear envelope|ascospore wall YNR007C ATG3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0609779425103648 0.000408569006818225 231 E2-like enzyme involved in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; plays a role in formation of Atg8p-phosphatidylethanolamine conjugates, which are involved in membrane dynamics during autophagy and Cvt; interaction with Atg8p is regulated by its acetylation by Esa1p (catalytic subunit of NuA4 histone acetyltransferase complex) while attenuation of Atg3 acetylation is mediated by histone deacetylase Rpd3p C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity cytosol|cytoplasm YDR041W RSM10 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0607414810525227 0.000430320767416514 232 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 YER048C CAJ1 hom FT NUCLEUS 0.0607078774824414 0.000433498195824901 233 Nuclear type II J heat shock protein of the E. coli dnaJ family, contains a leucine zipper-like motif, binds to non-native substrates for presentation to Ssa3p, may function during protein translocation, assembly and disassembly protein folding chaperone binding nucleus YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0606879252341152 0.000435395151118466 234 Partially redundant sensor-transducer of the stress-activated PKC1-MPK1 signaling pathway involved in maintenance of cell wall integrity and recovery from heat shock; secretory pathway Wsc2p is required for the arrest of secretion response fungal-type cell wall organization|response to heat|Rho protein signal transduction transmembrane signaling receptor activity site of polarized growth|cellular bud|mating projection tip|cytoplasm YDR484W VPS52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS|CYTOSKELETON 0.0606379729255777 0.000442791819567738 235 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; involved in localization of actin and chitin actin filament-based process|Golgi to vacuole transport|retrograde transport, endosome to Golgi protein binding Golgi apparatus|GARP complex YNL204C SPS18 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0606377271816668 0.000440202032791796 236 Protein of unknown function, contains a putative zinc-binding domain; expressed during sporulation sporulation resulting in formation of a cellular spore molecular_function cellular_component YNL180C RHO5 hom FT SIGNALING|NUCLEUS|PLASMA MEMBRANE 0.0605969899989485 0.000446772894952942 237 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 YPR119W CLB2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0605145901550239 0.000452203941476627 238 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the transition from G2 to M phase; accumulates during G2 and M, then targeted via a destruction box motif for ubiquitin-mediated degradation by the proteasome G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|spindle pole body|cellular bud neck|spindle|cytoplasm YLR363C NMD4 hom 0.0604882967117548 0.000454805945587968 239 Protein that may be involved in nonsense-mediated mRNA decay; interacts with Nam7p, relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process, nonsense-mediated decay molecular_function cytoplasm YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0601754697446737 0.000492568743900298 240 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YER130C_p YER130C hom FT NUCLEUS 0.0600274150527991 0.000506652704151696 241 Protein of unknown function; transcription is regulated by Haa1p, Sok2p and Zap1p transcriptional activators; computational analysis suggests a role as a transcription factor; C. albicans homolog (MNL1) plays a role in adaptation to stress biological_process sequence-specific DNA binding cellular_component YPL113C_p YPL113C hom FT OXIDATION-REDUCTION PROCESS 0.0599421911128915 0.000512109195018971 242 Glyoxylate reductase; acts on glyoxylate and hydroxypyruvate substrates; YPL113C is not an essential gene metabolic process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor cellular_component YKL145W RPT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0597963622554321 0.000528511563465607 243 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; required for optimal CDC20 transcription; interacts with Rpn12p and Ubr1p; mutant has aneuploidy tolerance positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of protein catabolic process|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YML105C SEC65 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0597182327794064 0.000542676849860448 244 Subunit of the signal recognition particle (SRP), involved in protein targeting to the ER; interacts with Srp54p; homolog of mammalian SRP19 SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER 7S RNA binding signal recognition particle, endoplasmic reticulum targeting YJL039C NUP192 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0596973586021924 0.000551425687131627 245 Essential subunit of the inner ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport; homologous to human NUP205 nucleocytoplasmic transport|nuclear pore organization structural constituent of nuclear pore integral to membrane|nuclear pore nuclear basket|nuclear pore|nuclear pore inner ring YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0595271043430003 0.000560089771344962 246 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; contains two essential bromodomains, a bromo-adjacent homology (BAH) domain, and an AT hook double-strand break repair|ATP-dependent chromatin remodeling|regulation of sporulation resulting in formation of a cellular spore|double-strand break repair via nonhomologous end joining|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA-dependent ATPase activity RSC complex YOR034C-A_p YOR034C-A hom 0.0593986334895295 0.000576861600400176 247 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YPL253C VIK1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0593419331351026 0.000582816321578276 248 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 YHR064C SSZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0593103514168835 0.0005867770524267 249 Hsp70 protein that interacts with Zuo1p (a DnaJ homolog) to form a ribosome-associated complex that binds the ribosome via the Zuo1p subunit; also involved in pleiotropic drug resistance via sequential activation of PDR1 and PDR5; binds ATP cytoplasmic translation|regulation of translational fidelity|rRNA processing unfolded protein binding polysome|cytoplasm YLR374C_d YLR374C hom 0.0590607526035234 0.000628341258340182 250 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 YKR053C YSR3 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0589623380083896 0.000632112439344698 251 Dihydrosphingosine 1-phosphate phosphatase; membrane protein involved in sphingolipid metabolism; YSR3 has a paralog, LCB3, that arose from the whole genome duplication phospholipid dephosphorylation|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YGR228W_d YGR228W hom 0.0588923792677567 0.000641610379591021 252 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SMI1/YGR229C Unknown Unknown Unknown YEL051W VMA8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0588767205303381 0.000643754380256903 253 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 YNL295W_p YNL295W hom 0.0588550256365496 0.000662613351824747 254 Putative protein of unknown function biological_process molecular_function cellular_component YBL022C PIM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0584536564015427 0.00070426385378654 255 ATP-dependent Lon protease, involved in degradation of misfolded proteins in mitochondria; required for biogenesis and maintenance of mitochondria chaperone-mediated protein complex assembly|misfolded or incompletely synthesized protein catabolic process ATP-dependent peptidase activity mitochondrion|mitochondrial matrix YGR135W PRE9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0579304990383956 0.000786391034889453 256 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 YDL033C SLM3 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0578931029576286 0.000801237715170128 257 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 YER010C YER010C hom 0.0578490059380541 0.000799956586318706 258 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 YER032W FIR1 hom FT RNA PROCESSING|SITE OF POLARIZED GROWTH 0.0578018720445801 0.000807901373304948 259 Protein involved in 3' mRNA processing, interacts with Ref2p; potential Cdc28p substrate mRNA polyadenylation|RNA polyadenylation molecular_function cellular bud neck YHR199C AIM46 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0577139072861844 0.00082292459527427 260 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YJL011C RPC17 het FT NUCLEUS 0.0575753214632298 0.000847119673781369 261 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 YDL151C_d BUD30 hom 0.0574694635922529 0.000878492459724887 262 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 96% of ORF overlaps the verified gene RPC53; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YPR184W GDB1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0573385254785267 0.000889992498213066 263 Glycogen debranching enzyme; contains glucanotranferase and alpha-1,6-amyloglucosidase activities; required for glycogen degradation; phosphorylated in mitochondria; activity is inhibited by Igd1p; protein abundance increases in response to DNA replication stress glycogen catabolic process 4-alpha-glucanotransferase activity|amylo-alpha-1,6-glucosidase activity mitochondrion|cytoplasm YLR182W SWI6 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0572860643733896 0.000906163834248529 264 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 YOR021C SFM1 hom 0.0572728009682802 0.000902243744977405 265 SPOUT methyltransferase; catalyzes omega-monomethylation of Rps3p on Arg-146; not an essential gene; predicted to be involved in rRNA processing and ribosome biogenesis and in biopolymer catabolism peptidyl-arginine methylation protein-arginine omega-N monomethyltransferase activity cellular_component YDR346C SVF1 hom FT RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0571422388751468 0.000927045651844209 266 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 YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0570774990357768 0.00093957659709868 267 Component of the septin ring, required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells; N-terminus interacts with phosphatidylinositol-4,5-bisphosphate; protein abundance increases under DNA damage stress sporulation|maintenance of cell polarity|exit from mitosis|cell cycle cytokinesis|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding spindle microtubule|ascospore-type prospore|septin complex|prospore membrane|mating projection base|meiotic spindle|septin filament array|cellular bud neck septin ring|mating projection tip YCR107W AAD3 hom FT OXIDATION-REDUCTION PROCESS 0.0570355877045175 0.000947772333677883 268 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 YAL053W FLC2 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0567553443797954 0.00100429748458807 269 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 YOR026W BUB3 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0566322541668659 0.0010318868297687 270 Kinetochore checkpoint WD40 repeat protein that localizes to kinetochores during prophase and metaphase, delays anaphase in the presence of unattached kinetochores; forms complexes with Mad1p-Bub1p and with Cdc20p, binds Mad2p and Mad3p mitotic cell cycle G2/M transition decatenation checkpoint|mitotic cell cycle spindle assembly checkpoint ubiquitin binding mitotic checkpoint complex|condensed nuclear chromosome kinetochore YKL053W_d YKL053W hom 0.0564469758031618 0.00107193762277586 271 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF ASK1 Unknown Unknown Unknown YCR087W_d YCR087W hom 0.0563894167679456 0.0010828036796921 272 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized gene YCR087C-A; YCR087W is not an essential gene Unknown Unknown Unknown YGR160W_d YGR160W hom 0.0563861817907598 0.00108352234312633 273 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL091W NST1 hom 0.0561252323794105 0.00114296734677614 274 Protein of unknown function, mediates sensitivity to salt stress; interacts physically with the splicing factor Msl1p and also displays genetic interaction with MSL1 response to salt stress molecular_function cytoplasm YPL188W POS5 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0560951539527244 0.00115000963547246 275 Mitochondrial NADH kinase, phosphorylates NADH; also phosphorylates NAD(+) with lower specificity; required for the response to oxidative stress cellular response to oxidative stress|NADP biosynthetic process NADH kinase activity mitochondrion|mitochondrial matrix YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0558880251251219 0.00120163680295264 276 Putative pyridoxal kinase, a key enzyme involved in pyridoxal 5'-phosphate synthesis, the active form of vitamin B6; required for genome integrity; involved in bud-site selection; similarity to yeast BUD17 and human pyridoxal kinase (PDXK) pyridoxal phosphate biosynthetic process|cellular bud site selection pyridoxal kinase activity cytoplasm YJL099W CHS6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0558124611325336 0.00122437113283892 277 Member of the ChAPs (Chs5p-Arf1p-binding proteins) family; part of the exomer complex that mediates export of specific cargo proteins, including Chs3p, from the Golgi to the plasma membrane; CHS6 has a paralog, BCH2, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process molecular_function trans-Golgi network transport vesicle|clathrin-coated vesicle|exomer complex YGL107C RMD9 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.055786414986399 0.0012246485293568 278 Mitochondrial protein required for respiratory growth; mutant phenotype and genetic interactions suggest a role in delivering mt mRNAs to ribosomes; located on matrix face of the inner membrane and loosely associated with mitoribosomes translational initiation|regulation of mRNA stability|aerobic respiration molecular_function extrinsic to mitochondrial inner membrane|mitochondrion YJR047C ANB1 hom FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|RIBOSOME 0.0557019323473482 0.00124583815110041 279 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 YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0555561646798606 0.00128319642157728 280 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 YPR120C CLB5 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0555516662106492 0.00128436559075277 281 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 YHR207C SET5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0554283782330336 0.00131679374225708 282 Methyltransferase involved in methylation of histone H4 Lys5, -8, -12; S-adenosylmethionine-dependent; zinc-finger protein, contains one canonical and two unusual fingers in unusual arrangements; deletion enhances replication of positive-strand RNA virus histone lysine methylation S-adenosylmethionine-dependent methyltransferase activity nuclear chromatin|nucleus|cytoplasm YLR412W BER1 hom FT CYTOSKELETON 0.0553187072391869 0.0013462732143365 283 Protein involved in microtubule-related processes, N-acetylation; GFP-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS; YLR412W is not an essential gene; similar to Arabidopsis SRR1 gene biological_process molecular_function cytoplasm YOL164W BDS1 hom 0.0552993248360854 0.00136281127700745 284 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 YDL047W SIT4 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0549519061264063 0.00144934714586218 285 Type 2A-related serine-threonine phosphatase that functions in the G1/S transition of the mitotic cycle; cytoplasmic and nuclear protein that modulates functions mediated by Pkc1p including cell wall and actin cytoskeleton organization intracellular protein kinase cascade|replicative cell aging|G1/S transition of mitotic cell cycle|actin cytoskeleton organization|DNA repair|cellular response to oxidative stress|fungal-type cell wall organization|TOR signaling cascade|dephosphorylation|tRNA wobble uridine modification protein serine/threonine phosphatase activity nucleus|cytoplasm YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0548306712459961 0.00148498243126232 286 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 YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.0547918254396982 0.00149657020425806 287 GDP/GTP exchange factor (GEF) for Rho1p and Rho2p; mutations are synthetically lethal with mutations in rom1, which also encodes a GEF; Rom2p localization to the bud surface is dependent on Ack1p regulation of fungal-type cell wall organization|positive regulation of endocytosis|establishment of cell polarity|small GTPase mediated signal transduction|negative regulation of cAMP-mediated signaling|activation of Rho GTPase activity phosphatidylinositol-4,5-bisphosphate binding|Rho guanyl-nucleotide exchange factor activity|signal transducer activity incipient cellular bud site|mating projection tip|cellular bud tip YNL225C CNM67 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0547672317271004 0.0015064035422452 288 Component of the spindle pole body outer plaque; required for spindle orientation and mitotic nuclear migration; CNM67 has a paralog, ADY3, that arose from the whole genome duplication microtubule nucleation|mitotic spindle organization structural constituent of cytoskeleton outer plaque of spindle pole body|spindle pole body YJL053W PEP8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0545711405620324 0.00156399620789572 289 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 YKL048C ELM1 hom FT CELL CYCLE|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0545010808364531 0.00159626240040463 290 Serine/threonine protein kinase that regulates cellular morphogenesis, septin behavior, and cytokinesis; required for the regulation of other kinases, such as Kin4p; forms part of the bud neck ring positive regulation of protein autophosphorylation|protein autophosphorylation|cell morphogenesis|budding cell bud growth|protein phosphorylation|response to drug|septin checkpoint|pseudohyphal growth|glucose metabolic process|axial cellular bud site selection|response to osmotic stress|cytokinesis protein serine/threonine kinase activity|protein kinase activity cellular bud neck contractile ring YER149C PEA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0543713879470916 0.00162742610808007 291 Coiled-coil polarisome protein required for polarized morphogenesis, cell fusion, and low affinity Ca2+ influx; forms polarisome complex with Bni1p, Bud6p, and Spa2p; localizes to sites of polarized growth bipolar cellular bud site selection|regulation of initiation of mating projection growth|regulation of termination of mating projection growth|actin filament organization|pseudohyphal growth|establishment of cell polarity|filamentous growth|Rho protein signal transduction cytoskeletal regulatory protein binding polarisome|actin cap|mating projection tip YIR003W AIM21 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0543200101930907 0.00164411898928008 292 Protein of unknown function involved in mitochondrial migration along actin filament; may interact with ribosomes; GFP-fusion protein colocalizes with Sac1p to the actin cytoskeleton mitochondrion migration along actin filament molecular_function ribosome|mating projection tip|actin cytoskeleton YGR196C FYV8 hom 0.0542007992337671 0.00168345961396622 293 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cytoplasm YKR014C YPT52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0541078914063654 0.00171471813525196 294 Rab family GTPase, similar to Ypt51p and Ypt53p and to mammalian rab5; required for vacuolar protein sorting and endocytosis; protein abundance increases in response to DNA replication stress endocytosis|protein targeting to vacuole GTPase activity late endosome YIL160C POT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0540323974732584 0.00174050977302669 295 3-ketoacyl-CoA thiolase with broad chain length specificity, cleaves 3-ketoacyl-CoA into acyl-CoA and acetyl-CoA during beta-oxidation of fatty acids fatty acid beta-oxidation mRNA binding|acetyl-CoA C-acyltransferase activity peroxisomal matrix|peroxisome YDR001C NTH1 hom FT CARBOHYDRATE METABOLISM 0.0540035181723892 0.00175046998855109 296 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 YDL045W-A MRP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.053972751554068 0.00177516605592703 297 Mitochondrial ribosomal protein of the small subunit; contains twin cysteine-x9-cysteine motifs mitochondrial translation|mitochondrial respiratory chain complex assembly structural constituent of ribosome mitochondrial small ribosomal subunit YBR157C ICS2 hom 0.0536934811469368 0.00186074824017801 298 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 YPL011C TAF3 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0536727924469223 0.0018683294597389 299 TFIID subunit (47 kDa), involved in promoter binding and RNA polymerase II transcription initiation 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 YOR008C SLG1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0536510538898297 0.00188517915455172 300 Sensor-transducer of the stress-activated PKC1-MPK1 kinase pathway; involved in maintenance of cell wall integrity; required for mitophagy; involved in organization of the actin cytoskeleton; secretory pathway Wsc1p is required for the arrest of secretion response positive regulation of endocytosis|Rho protein signal transduction|actin cytoskeleton organization|fungal-type cell wall organization|response to heat|peroxisome degradation|establishment of cell polarity|response to osmotic stress transmembrane signaling receptor activity plasma membrane|mating projection tip|cellular bud neck YLR426W_p TDA5 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0536421060082997 0.00187962651932695 301 Putative protein of unknown function; detected in highly purified mitochondria in high-throughput studies; proposed to be involved in resistance to mechlorethamine and streptozotocin; null mutant sensitive to expression of top1-T722A allele response to drug molecular_function mitochondrion|integral to membrane YJL206C_p YJL206C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0534849474005768 0.00193847303858173 302 Putative protein of unknown function; similar to transcriptional regulators from the Zn[2]-Cys[6] binuclear cluster protein family; mRNA is weakly cell cycle regulated, peaking in S phase; induced rapidly upon MMS treatment biological_process molecular_function cellular_component YGL192W IME4 hom FT CELL CYCLE|NUCLEUS 0.053407428794447 0.00197732546326655 303 Probable mRNA N6-adenosine methyltransferase required for entry into meiosis; transcribed in diploid cells; haploids repress IME4 transcription via production of antisense IME4 transcripts; antisense transcription is repressed in diploids meiosis|mRNA methylation mRNA (N6-adenosine)-methyltransferase activity cellular_component YOR382W FIT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0533109279711224 0.00200560232932612 304 Mannoprotein that is incorporated into the cell wall via a glycosylphosphatidylinositol (GPI) anchor, involved in the retention of siderophore-iron in the cell wall siderophore transport molecular_function fungal-type cell wall YLR057W MNL2 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0531892927784927 0.00205378307388454 305 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 YCL058C FYV5 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0531262031425876 0.00208239510616962 306 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 YNL287W SEC21 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0529756283595823 0.00214099476160152 307 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 YJL175W_d YJL175W hom 0.0528095029945062 0.00222126383354045 308 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 YGR197C SNG1 hom FT PLASMA MEMBRANE 0.0527836998836138 0.00222221465196897 309 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 YBL032W HEK2 hom FT CHROMATIN ORGANIZATION|TRANSLATION|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0527411765665133 0.00224058728832727 310 RNA binding protein involved in the asymmetric localization of ASH1 mRNA; represses translation of ASH1 mRNA, an effect reversed by Yck1p-dependent phosphoryation; regulates telomere position effect and length; similarity to hnRNP-K telomere maintenance via telomerase|intracellular mRNA localization|mRNA stabilization mRNA binding nuclear chromosome, telomeric region|cytoplasmic mRNA processing body|cytoplasm YML098W TAF13 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0526493699242231 0.00228072862013928 311 TFIID subunit (19 kDa), involved in RNA polymerase II transcription initiation, similar to histone H4 with atypical histone fold motif of Spt3-like transcription factors 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 YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0524791873905012 0.00235688514963726 312 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 YGR057C LST7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0524417845472881 0.00237393180883296 313 Protein possibly involved in a post-Golgi secretory pathway; required for the transport of nitrogen-regulated amino acid permease Gap1p from the Golgi to the cell surface intracellular protein transport|vesicle-mediated transport|protein transport|Golgi to plasma membrane transport protein transporter activity vesicle coat YCR077C PAT1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|TRANSLATION|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|RIBOSOME 0.0520606966717031 0.00256175138283598 314 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 YOR151C RPB2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0520176154582979 0.00257530279314319 315 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 YBL026W LSM2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0519897732256502 0.00258905164854082 316 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YNL070W TOM7 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0519556758072266 0.00260598076874108 317 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YGL246C RAI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0519496880964383 0.00266745856499017 318 Nuclear protein with decapping endonuclease activity targeted toward mRNAs with unmethylated 7-methylguanosine cap structures; binds to and stabilizes the exoribonuclease Rat1p; required for pre-rRNA processing; homologous to human DOM3Z deadenylation-dependent decapping of nuclear-transcribed mRNA|maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|termination of RNA polymerase II transcription, poly(A)-coupled|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) enzyme regulator activity|m7G(5')pppN diphosphatase activity nucleus YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0518921430207788 0.0026377944395957 319 Regulatory subunit of protein phosphatase PP4; presence of Psy4p in the PP4 complex (along with catalytic subunit Pph3p and Psy2p) is required for dephosphorylation of the histone variant H2AX, but not for dephosphorylation of Rad53p, during recovery from the DNA damage checkpoint; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; required for cisplatin resistance; homolog of mammalian R2 Unknown|protein dephosphorylation protein phosphatase regulator activity nucleus|cytoplasm YHR096C HXT5 hom FT PLASMA MEMBRANE 0.0518277289265343 0.00267041133041941 320 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 YDR245W MNN10 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0518001735616599 0.0026963422433558 321 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 YPR061C JID1 hom FT MITOCHONDRION 0.0517230374685938 0.002724209998375 322 Probable Hsp40p co-chaperone, has a DnaJ-like domain and appears to be involved in ER-associated degradation of misfolded proteins containing a tightly folded cytoplasmic domain; inhibits replication of Brome mosaic virus in S. cerevisiae biological_process molecular_function mitochondrion YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0517217232145486 0.00272489161140671 323 Acyl-CoA-binding protein, transports newly synthesized acyl-CoA esters from fatty acid synthetase (Fas1p-Fas2p) to acyl-CoA-consuming processes; subject to starvation-induced, Grh1p-mediated unconventional secretion; protein abundance increases in response to DNA replication stress long-chain fatty acid transport|chronological cell aging|fatty acid metabolic process long-chain fatty acid transporter activity|fatty-acyl-CoA binding extracellular region|nucleus|cytoplasm YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0515384280657667 0.0028214940899729 324 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 YJL145W SFH5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0512762014519407 0.00296513626341422 325 Non-classical phosphatidylinositol transfer protein (PITP); exhibits PI- but not PC-transfer activity; localizes to the peripheral endoplasmic reticulum, cytosol and microsomes; similar to Sec14p; partially relocalizes to the plasma membrane upon DNA replication stress Golgi to plasma membrane protein transport|phosphatidylinositol metabolic process|Unknown|regulation of exocytosis|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cell periphery|cytosol|plasma membrane|cortical endoplasmic reticulum YBL059W_p YBL059W hom FT MITOCHONDRION 0.0512282077099628 0.00299644957669938 326 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YBL059W has a paralog, YER093C-A, that arose from the whole genome duplication biological_process molecular_function mitochondrion YKL056C TMA19 hom FT TRANSLATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION|CYTOSKELETON 0.0512040971756432 0.00300578606906915 327 Protein that associates with ribosomes; homolog of translationally controlled tumor protein; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and relocates to the mitochondrial outer surface upon oxidative stress cytoplasmic translation|cellular response to oxidative stress molecular_function cytosol|mitochondrion|ribosome|cytoplasm YKR027W BCH2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.0510625919119962 0.00308704227763136 328 Member of the ChAPs (Chs5p-Arf1p-binding proteins) family; part of the exomer complex with Chs5p to mediate export of specific cargo proteins, including Chs3p, from the Golgi to the plasma membrane; BCH2 has a paralog, CHS6, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process molecular_function trans-Golgi network transport vesicle|mitochondrion|clathrin-coated vesicle|exomer complex YLR315W NKP2 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0510032634236778 0.00317568344388161 329 Central kinetochore protein and subunit of the Ctf19 complex; mutants have elevated rates of chromosome loss; orthologous to fission yeast kinetochore protein cnl2 biological_process molecular_function spindle pole body|kinetochore YIL053W RHR2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0509823465501491 0.00313400609253505 330 Constitutively expressed glycerol-1-phosphatase; involved in glycerol biosynthesis, induced in response to both anaerobic and osmotic stress; RHR2 has a paralog, HOR2, that arose from the whole genome duplication glycerol biosynthetic process|response to osmotic stress glycerol-1-phosphatase activity nucleus|cytoplasm YLR192C HCR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0509805198162962 0.00313508273225246 331 Dual function protein involved in translation initiation as a substoichiometric component (eIF3j) of translation initiation factor 3 (eIF3) and required for processing of 20S pre-rRNA; binds to eIF3 subunits Rpg1p and Prt1p and 18S rRNA cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) translation initiation factor activity eukaryotic translation initiation factor 3 complex YNL325C FIG4 hom FT LIPID METABOLISM 0.0509764264648799 0.00313749649403483 332 Phosphatidylinositol 3,5-bisphosphate (PtdIns[3,5]P) phosphatase; required for efficient mating and response to osmotic shock; physically associates with and regulated by Vac14p; contains a SAC1-like domain phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity fungal-type vacuole membrane|PAS complex|extrinsic to membrane YOR295W UAF30 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0509527730254994 0.00316498799380833 333 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 YKL144C RPC25 het FT NUCLEUS 0.0508474943380914 0.00321439713785571 334 RNA polymerase III subunit C25, required for transcription initiation; forms a heterodimer with Rpc17p; paralog of Rpb7p transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YKL104C GFA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0506369823879091 0.0033578228033141 335 Glutamine-fructose-6-phosphate amidotransferase; catalyzes the formation of glucosamine-6-P and glutamate from fructose-6-P and glutamine in the first step of chitin biosynthesis; GFA1 has a paralogous region, comprising ORFs YMR084W-YMR085W, that arose from the whole genome duplication fungal-type cell wall chitin biosynthetic process glutamine-fructose-6-phosphate transaminase (isomerizing) activity cellular_component YER017C AFG3 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0504927667653026 0.00343491374376982 336 Component, with Yta12p, of the mitochondrial inner membrane m-AAA protease; mediates degradation of misfolded or unassembled proteins and is also required for correct assembly of mitochondrial enzyme complexes; involved in cytoplasmic mRNA translation and aging proteolysis|signal peptide processing|protein complex assembly|protein import into mitochondrial intermembrane space metallopeptidase activity|protein binding|ATPase activity mitochondrion|mitochondrial inner boundary membrane|mitochondrial inner membrane|m-AAA complex YBR151W APD1 hom FT NUCLEUS 0.0502189434278007 0.00361445405440998 337 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 YPR159W KRE6 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0501688979655374 0.00365829986400418 338 Type II integral membrane protein required for beta-1,6 glucan biosynthesis; putative beta-glucan synthase; localizes to the ER, plasma membrane, sites of polarized growth and secretory vesicles; functionally redundant with Skn1p fungal-type cell wall organization|(1->6)-beta-D-glucan biosynthetic process glucosidase activity integral to endoplasmic reticulum membrane|integral to membrane|site of polarized growth|transport vesicle|plasma membrane YMR245W_d YMR245W hom 0.0500603824554307 0.00372227895569134 339 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL121W_p DGR2 hom 0.0499766499937125 0.00378039051864641 340 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YDR219C MFB1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0499435558956905 0.00380358464897413 341 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 YBR023C CHS3 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.0498166864517622 0.00389370403015882 342 Chitin synthase III, catalyzes the transfer of N-acetylglucosamine (GlcNAc) to chitin; required for synthesis of the majority of cell wall chitin, the chitin ring during bud emergence, and spore wall chitosan ascospore wall assembly|fungal-type cell wall chitin biosynthetic process|cytokinesis chitin synthase activity incipient cellular bud site|integral to membrane|chitosome|prospore membrane|cellular bud neck|mating projection tip|cytoplasm YNL175C NOP13 hom FT NUCLEUS 0.0497801815645724 0.00391999139428692 343 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 YBR051W_d YBR051W hom 0.0497240847954485 0.00396070110388949 344 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partiallly overlaps the REG2/YBR050C regulatory subunit of the Glc7p type-1 protein phosphatase Unknown Unknown Unknown YFR010W UBP6 hom FT PROTEOLYSIS 0.0494312851905906 0.00417948272700968 345 Ubiquitin-specific protease situated in the base subcomplex of the 26S proteasome, releases free ubiquitin from branched polyubiquitin chains; works in opposition to Hul5p polyubiquitin elongation activity; mutant has aneuploidy tolerance protein deubiquitination ubiquitin-specific protease activity proteasome complex|proteasome regulatory particle YCL021W-A_p YCL021W-A hom 0.0492999938680566 0.00429836487514527 346 Putative protein of unknown function biological_process molecular_function cellular_component YHR205W SCH9 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.049198981281486 0.00436079527347562 347 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 YFL033C RIM15 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0491806363959347 0.00441062365517462 348 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 YCR036W RBK1 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0491538387582797 0.00439684514732091 349 Putative ribokinase D-ribose metabolic process ribokinase activity|ATP binding nucleus|cytoplasm YOR162C YRR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0490603091314234 0.00447239649389076 350 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 YBR044C TCM62 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0490316074011066 0.00449581582673686 351 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; putative chaperone mitochondrial respiratory chain complex II assembly unfolded protein binding mitochondrion|mitochondrial inner membrane YBR006W UGA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0489860879947925 0.00453920083672575 352 Succinate semialdehyde dehydrogenase involved in the utilization of gamma-aminobutyrate (GABA) as a nitrogen source; part of the 4-aminobutyrate and glutamate degradation pathways; localized to the cytoplasm cellular response to oxidative stress|gamma-aminobutyric acid catabolic process|glutamate decarboxylation to succinate succinate-semialdehyde dehydrogenase [NAD(P)+] activity cytoplasm YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0488937012820959 0.0046098972255056 353 Vesicle membrane receptor protein (v-SNARE); involved in the fusion between Golgi-derived secretory vesicles with the plasma membrane; member of the synaptobrevin/VAMP family of R-type v-SNARE proteins; SNC2 has a paralog, SNC1, that arose from the whole genome duplication endocytosis|exocytosis|Golgi to plasma membrane transport|vesicle fusion SNAP receptor activity SNARE complex|trans-Golgi network|endosome|transport vesicle membrane YBR208C DUR1,2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0487094539489171 0.00476640234135849 354 Urea amidolyase; contains both urea carboxylase and allophanate hydrolase activities, degrades urea to CO2 and NH3; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation; protein abundance increases in response to DNA replication stress allantoin catabolic process|urea catabolic process urea carboxylase activity|allophanate hydrolase activity cytoplasm YDR057W YOS9 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0486872689425733 0.00478556762043465 355 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 YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.0486563816357331 0.00482498921485189 356 Fructose-2,6-bisphosphatase, required for glucose metabolism; protein abundance increases in response to DNA replication stress glucose metabolic process 6-phosphofructo-2-kinase activity|fructose-2,6-bisphosphate 2-phosphatase activity cytosol YHR198C AIM18 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0485824819896058 0.00487703698829819 357 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YFR008W FAR7 hom FT CELL CYCLE|SIGNALING 0.04848590900085 0.00498863356668406 358 Protein involved in recovery from pheromone-induced cell cycle arrest; acts in a Far1p-independent pathway; interacts with Far3p, Far8p, Far9p, Far10p, and Far11p; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YER126C NSA2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0483928384784212 0.00504660683467478 359 Protein constituent of 66S pre-ribosomal particles, contributes to processing of the 27S pre-rRNA maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleus|preribosome, large subunit precursor YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0482306164044859 0.00519586615122936 360 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 YIL105C SLM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0481608189711636 0.00526130418184292 361 Phosphoinositide PI4,5P(2) binding protein, forms a complex with Slm2p; acts downstream of Mss4p in a pathway regulating actin cytoskeleton organization in response to stress; phosphorylated by the TORC2 complex; protein abundance increases in response to DNA replication stress; SLM1 has a paralog, SLM2, that arose from the whole genome duplication eisosome assembly|TOR signaling cascade|regulation of cell growth|actin filament bundle assembly|endosomal transport|establishment or maintenance of actin cytoskeleton polarity|actin cytoskeleton organization phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol binding|sphingolipid binding eisosome|mitochondrion|membrane raft|plasma membrane|cytoplasm YNR031C SSK2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.048138390854933 0.00528248891800551 362 MAP kinase kinase kinase of the HOG1 mitogen-activated signaling pathway; interacts with Ssk1p, leading to autophosphorylation and activation of Ssk2p which phosphorylates Pbs2p; also mediates actin cytoskeleton recovery from osmotic stress MAPK cascade involved in osmosensory signaling pathway|protein autophosphorylation|protein phosphorylation|response to osmotic stress|actin cytoskeleton organization|osmosensory signaling pathway via two-component system MAP kinase kinase kinase activity cytosol|cellular bud neck|cellular bud tip YDR447C RPS17B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0481257157540648 0.00529449536313502 363 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 YJL075C_d APQ13 hom 0.0481078388602896 0.00531147106821773 364 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene NET1; null mutant is sensitive to sorbate Unknown Unknown Unknown YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0481066162884783 0.00531263380233955 365 Protein involved in mitochondrial membrane fission and peroxisome abundance; required for localization of Dnm1p and Mdv1p during mitochondrial division; mediates ethanol-induced apoptosis and ethanol-induced mitochondrial fragmentation peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization molecular_function mitochondrial outer membrane|mitochondrion|peroxisome YPR165W RHO1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0480466886937455 0.00536991075299126 366 GTP-binding protein of the rho subfamily of Ras-like proteins, involved in establishment of cell polarity; regulates protein kinase C (Pkc1p) and the cell wall synthesizing enzyme 1,3-beta-glucan synthase (Fks1p and Gsc2p) regulation of fungal-type cell wall (1->3)-alpha-glucan biosynthetic process|regulation of fungal-type cell wall organization|positive regulation of endocytosis|budding cell bud growth|small GTPase mediated signal transduction|regulation of protein localization|positive regulation of protein kinase C signaling cascade|actin cytoskeleton organization|regulation of vacuole fusion, non-autophagic|actin cytoskeleton reorganization|regulation of exocyst localization|regulation of cell size GTPase activity|signal transducer activity incipient cellular bud site|mitochondrion|Golgi apparatus|peroxisome|cellular bud neck|cellular bud tip|mitochondrial outer membrane|1,3-beta-D-glucan synthase complex|plasma membrane|mating projection tip YJR105W ADO1 hom FF|FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0480220224871127 0.00546305810140932 367 Adenosine kinase, required for the utilization of S-adenosylmethionine (AdoMet); may be involved in recycling adenosine produced through the methyl cycle purine nucleobase metabolic process adenosine kinase activity nucleus|cytoplasm YJR069C HAM1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0479349771224819 0.00547817116553956 368 Nucleoside triphosphate pyrophosphohydrolase; active against a wide range of substrates including ITP, dITP and XTP; mediates exclusion of noncanonical purines and pyrimadines from deoxyribonucleoside triphosphate pools; mutant is sensitive to the base analog 6-N-hydroxylaminopurine; protein abundance increases in response to DNA replication stress purine deoxyribonucleoside triphosphate catabolic process|pyrimidine deoxyribonucleoside triphosphate catabolic process dITP diphosphatase activity|ITP diphosphatase activity|XTP diphosphatase activity|dCTP diphosphatase activity|UTP diphosphatase activity|dTTP diphosphatase activity|dATP pyrophosphohydrolase activity|dGTP diphosphatase activity|dUTP diphosphatase activity|GTP diphosphatase activity nucleus|cytoplasm YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.0478441398063366 0.00556764956486494 369 Translation termination factor eRF3, has a role in mRNA deadenylation and decay; altered protein conformation creates the [PSI(+)] prion that alters translational fidelity and results in a nonsense suppressor phenotype translational termination|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay translation release factor activity cytosol|translation release factor complex YML113W DAT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0478189794788546 0.00559266553453923 370 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 YDL080C THI3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0478134062324709 0.00562669628870547 371 Probable alpha-ketoisocaproate decarboxylase, may have a role in catabolism of amino acids to long-chain and complex alcohols; required for expression of enzymes involved in thiamine biosynthesis regulation of thiamine biosynthetic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|positive regulation of transcription from RNA polymerase II promoter|leucine catabolic process carboxy-lyase activity cytosol|nucleus YHR163W SOL3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0477356989280362 0.00588829833291771 372 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 YPL178W CBC2 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0477198472261113 0.00572106835672166 373 Small subunit of the heterodimeric cap binding complex that also contains Sto1p, component of the spliceosomal commitment complex; interacts with Npl3p, possibly to package mRNA for export from the nucleus; contains an RNA-binding motif mRNA splicing, via spliceosome RNA cap binding commitment complex|nuclear cap binding complex YLR048W RPS0B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0476656507060099 0.00574731790009012 374 Protein component of the small (40S) ribosomal subunit; RPS0B has a paralog, RPS0A, that arose from the whole genome duplication; required for maturation of 18S rRNA along with Rps0Ap; deletion of either RPS0 gene reduces growth rate, deletion of both genes is lethal; homologous to human ribosomal protein SA and bacterial S2 cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA export from nucleus|ribosomal small subunit assembly|endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YMR189W GCV2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0476655358806772 0.00578379458406666 375 P subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; expression is regulated by levels of 5,10-methylene-THF in the cytoplasm glycine decarboxylation via glycine cleavage system|one-carbon metabolic process glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YPL010W RET3 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0475604631853478 0.00585563173412028 376 Zeta 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 molecular_function COPI vesicle coat YOR342C YOR342C hom FT NUCLEUS 0.047506117977812 0.00591230972392521 377 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; relocalizes from nucleus to cytoplasm upon DNA replication stress; YOR342C has a paralog, YAL037W, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YBR156C SLI15 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0474476435863426 0.00603392044790076 378 Subunit of the conserved chromosomal passenger complex (CPC; Ipl1p-Sli15p-Bir1p-Nbl1p), which regulates kinetochore-microtubule attachments, activation of the spindle tension checkpoint, and mitotic spindle disassembly chromosome segregation|protein phosphorylation|regulation of cytokinesis protein kinase activator activity spindle microtubule|spindle midzone|chromosome passenger complex|kinetochore microtubule YPL243W SRP68 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0474397559775677 0.00602723787962491 379 Core component of the signal recognition particle (SRP) complex; SRP complex functions in targeting nascent secretory proteins to the endoplasmic reticulum (ER) membrane; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0473683055281921 0.00605825991466783 380 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 YAL047C SPC72 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0473352403009906 0.0060937566731052 381 Component of the cytoplasmic Tub4p (gamma-tubulin) complex, binds spindle pole bodies and links them to microtubules; has roles in astral microtubule formation and stabilization microtubule nucleation|nuclear migration along microtubule|mitotic cell cycle spindle orientation checkpoint|mitotic spindle elongation|mitotic sister chromatid segregation structural constituent of cytoskeleton outer plaque of spindle pole body YDR398W UTP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0472857795249598 0.00614720426647442 382 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit 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|t-UTP complex|rDNA heterochromatin|nucleolus YGR077C PEX8 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0471716920544013 0.00627210042172828 383 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 YMR052C-A_d YMR052C-A hom 0.0471272586088521 0.00632135808001378 384 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL308C KRI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.047054906692111 0.00640231043358415 385 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 YNL203C_d YNL203C hom 0.0468807708015156 0.00660098116279734 386 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL044C MTF2 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0468740866997762 0.00660871626747464 387 Mitochondrial matrix protein that interacts with an N-terminal region of mitochondrial RNA polymerase (Rpo41p) and couples RNA processing and translation to transcription cytoplasmic translation|mRNA processing RNA binding mitochondrion YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0468168148065273 0.00668347965689542 388 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 YML080W DUS1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0468138172805855 0.00667883115982439 389 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus3p, and Dus4p; modifies pre-tRNA(Phe) at U17 tRNA modification tRNA dihydrouridine synthase activity nucleus YPL259C APM1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0467121026135299 0.00679867891016107 390 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 YGL126W SCS3 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0466678735440202 0.00690983447370604 391 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 YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0466266924570127 0.00690080377111757 392 Galactokinase; phosphorylates alpha-D-galactose to alpha-D-galactose-1-phosphate in the first step of galactose catabolism; expression regulated by Gal4p; GAL1 has a paralog, GAL3, that arose from the whole genome duplication galactose catabolic process via UDP-galactose|carbohydrate phosphorylation|positive regulation of transcription by galactose galactokinase activity cytoplasm YOR016C ERP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0466059179096263 0.00692585123494008 393 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport ER to Golgi vesicle-mediated transport molecular_function integral to membrane YJL160C_p YJL160C hom 0.046427163573451 0.00714476770405128 394 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 YNL107W YAF9 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0462729728791747 0.00733856777599471 395 Subunit of both the NuA4 histone H4 acetyltransferase complex and the SWR1 complex, may function to antagonize silencing near telomeres; interacts directly with Swc4p, has homology to human leukemogenic protein AF9, contains a YEATS domain DNA repair|chromatin remodeling|histone exchange|chromatin silencing at telomere molecular_function Swr1 complex|nucleus|NuA4 histone acetyltransferase complex|cytoplasm YNL322C KRE1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0462630038214062 0.00735125849465299 396 Cell wall glycoprotein involved in beta-glucan assembly; serves as a K1 killer toxin membrane receptor fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall|integral to membrane YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0462459380214103 0.00737302913038533 397 Component of the Sin3p-Rpd3p histone deacetylase complex, involved in transcriptional repression and activation of diverse processes, including mating-type switching and meiosis; involved in the maintenance of chromosomal integrity positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of transcription during meiosis|regulation of DNA-dependent DNA replication initiation|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|double-strand break repair via nonhomologous end joining|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity|transcription corepressor activity Sin3-type complex|Rpd3S complex|Rpd3L-Expanded complex|Rpd3L complex YDL041W_d YDL041W hom FF 0.0462157786697947 0.00741164445142355 398 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 YGL019W CKB1 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0461980139041754 0.0074699807023993 399 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 YOR115C TRS33 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0461603016168609 0.00748314977424417 400 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in endoplasmic reticulum (ER) to Golgi membrane traffic ER to Golgi vesicle-mediated transport|protein complex assembly molecular_function trans-Golgi network|TRAPP complex|cis-Golgi network YPL016W SWI1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0460350064790858 0.00764692505001711 401 Subunit of the SWI/SNF chromatin remodeling complex; regulates transcription by remodeling chromatin; required for transcription of many genes, including ADH1, ADH2, GAL1, HO, INO1 and SUC2; can form the prion [SWI+]; human homolog ARID1A is a candidate tumor suppressor gene in breast cancer cellular alcohol catabolic process|ATP-dependent chromatin remodeling|positive regulation of mating type switching|sucrose catabolic process|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter|DNA-dependent DNA replication RNA polymerase II activating transcription factor binding SWI/SNF complex|nucleus YAL031C GIP4 hom FT CHROMOSOME SEGREGATION 0.0460290929663512 0.00765473345882132 402 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 YOR359W VTS1 hom FT PROTEIN LOCALIZATION|RNA PROCESSING|NUCLEUS 0.0458756296361142 0.0078691343401111 403 Flap-structured DNA-binding and RNA-binding protein; stimulates deadenylation-dependent mRNA degradation mediated by the CCR4-NOT deadenylase complex; member of the Smaug (Smg) family of post-transcriptional regulators which bind RNA through a conserved sterile alpha motif (SAM) domain that interacts with Smg recognition element (SREs) containing transcripts; stimulates Dna2p endonuclease activity nuclear-transcribed mRNA catabolic process|positive regulation of endodeoxyribonuclease activity|nuclear-transcribed mRNA poly(A) tail shortening flap-structured DNA binding|RNA binding cytosol|nucleus|cytoplasmic mRNA processing body YDL077C VAM6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0457249491979767 0.0080660945012006 404 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 YAR002C-A ERP1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0457202031949546 0.00811998049472305 405 Member of the p24 family involved in ER to Golgi transport; forms heterotrimeric complex with Erp2p, Emp24p, and Erv25p; localized to COPII-coated vesicles; ERP1 has a paralog, ERP6, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function mitochondrion|ER to Golgi transport vesicle YDL013W SLX5 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0456442945903629 0.00817844918796531 406 Subunit of the Slx5-Slx8 SUMO-targeted ubiquitin ligase (STUbL) complex, stimulated by SUMO-modified substrates; contains a RING domain and two SIMs (SUMO-interacting motifs); forms SUMO-dependent nuclear foci, including DNA repair centers protein sumoylation|telomere maintenance|response to DNA damage stimulus|protein ubiquitination SUMO binding|ubiquitin-protein ligase activity ubiquitin ligase complex|nucleus YDR413C_d YDR413C het 0.0455549900753618 0.0083237908930359 407 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the essential uncharacterized ORF YDR412W that is implicated in rRNA processing Unknown Unknown Unknown YIL161W_p YIL161W hom 0.0455238850351355 0.00837788416036257 408 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 YEL035C_p UTR5 het 0.0454554301988942 0.00852555424226851 409 Protein of unknown function; transcription may be regulated by Gcr1p; essential for growth under standard (aerobic) conditions but not under anaerobic conditions biological_process molecular_function cellular_component YDR432W NPL3 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS 0.0453896965704442 0.00863149721803587 410 RNA-binding protein; promotes elongation, regulates termination, and carries poly(A) mRNA from nucleus to cytoplasm; has a role in repressing translation initiation by binding eIF4G; required for pre-mRNA splicing; dissociation from mRNAs promoted by Mtr10p; phosphorylated by Sky1p in the cytoplasm; protein abundance increases in response to DNA replication stress translational termination|mRNA export from nucleus|negative regulation of translation|mRNA splicing, via spliceosome|Unknown|positive regulation of transcription elongation from RNA polymerase II promoter mRNA binding|RNA polymerase II core binding|eukaryotic initiation factor 4G binding|poly(A) RNA binding nucleus|cytoplasm YJL056C ZAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0453490336269147 0.008641509118912 411 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 YDL241W_p YDL241W hom 0.0452541235662976 0.00874198041228288 412 Putative protein of unknown function; YDL241W is not an essential gene biological_process molecular_function cellular_component YJR077C MIR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0452511011343161 0.00874647790671312 413 Mitochondrial phosphate carrier, imports inorganic phosphate into mitochondria; functionally redundant with Pic2p but more abundant than Pic2p under normal conditions; phosphorylated phosphate ion transmembrane transport inorganic phosphate transmembrane transporter activity mitochondrion|integral to membrane|integral to mitochondrial inner membrane YER114C BOI2 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0452047490024342 0.00881571100742018 414 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 YHR083W SAM35 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0451562190565373 0.00888872099208046 415 Essential component of the sorting and assembly machinery (SAM complex or TOB complex) of the mitochondrial outer membrane, which binds precursors of beta-barrel proteins and facilitates their insertion into the outer membrane mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane molecular_function mitochondrial outer membrane|mitochondrial sorting and assembly machinery complex|mitochondrion YEL061C CIN8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0450918211871692 0.00898643651750852 416 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 YJR110W YMR1 hom FT LIPID METABOLISM 0.0450311186129659 0.00907942163102258 417 Phosphatidylinositol 3-phosphate (PI3P) phosphatase; involved in various protein sorting pathways, including CVT targeting and endosome to vacuole transport; has similarity to the conserved myotubularin dual specificity phosphatase family phosphatidylinositol dephosphorylation mRNA binding|phosphatidylinositol-3-phosphatase activity cytoplasm YGR166W TRS65 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0450213883975104 0.00909440610281045 418 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 YPR139C LOA1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0449935171882913 0.00915821732675369 419 Lysophosphatidic acid acyltransferase; involved in triacelglyceride homeostasis and lipid droplet formation; localized to lipid droplets and the ER; specificity for oleoyl-CoA lipid particle organization|cellular triglyceride homeostasis|protein targeting to vacuole lysophosphatidic acid acyltransferase activity endoplasmic reticulum|lipid particle|cytoplasm YNL291C MID1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0448871869045923 0.00934549451599483 420 N-glycosylated integral membrane protein of the ER membrane and plasma membrane, functions as a stretch-activated Ca2+-permeable cation channel required for Ca2+ influx stimulated by pheromone; interacts with Cch1p; forms an oligomer calcium ion transport stretch-activated, cation-selective, calcium channel activity|calcium channel activity endoplasmic reticulum|plasma membrane YLR306W UBC12 hom 0.0448329743594676 0.00945269563652101 421 Enzyme that mediates the conjugation of Rub1p, a ubiquitin-like protein, to other proteins; related to E2 ubiquitin-conjugating enzymes protein neddylation NEDD8 ligase activity cellular_component YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0446486632685459 0.00969611949802533 422 Essential kinetochore protein associated with microtubules and SPBs; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p); involved in spindle checkpoint maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-U and fission yeast Mis17; relative distribution to the nucleus increases upon DNA replication stress attachment of spindle microtubules to kinetochore|protein localization to kinetochore molecular_function COMA complex|spindle pole body|kinetochore YHL009C YAP3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0446221419890743 0.00972859093513674 423 Basic leucine zipper (bZIP) transcription factor regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YOL059W GPD2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.044603324344349 0.00985807161497939 424 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 YNL025C SSN8 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0445964565236497 0.00977070867030185 425 Cyclin-like component of the RNA polymerase II holoenzyme, involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression and telomere maintenance positive regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription by galactose|positive regulation of transcription from RNA polymerase II promoter cyclin-dependent protein kinase regulator activity mediator complex YER107C GLE2 hom FF|FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0444245398915485 0.0100568148200755 426 RNA export factor associated with the nuclear pore complex (NPC); associates with NUP116p; required for polyadenylated RNA export but not for protein import; homologous to S. pombe Rae1p and human RAE1 poly(A)+ mRNA export from nucleus|Unknown|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|nuclear pore distribution|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery molecular_function integral to membrane|nuclear pore|cytoplasm YIL126W STH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0443759078702106 0.0101503203010046 427 ATPase component of the RSC chromatin remodeling complex; required for expression of early meiotic genes; essential helicase-related protein homologous to Snf2p double-strand break repair|ATP-dependent chromatin remodeling|nucleosome positioning|chromosome segregation|chromatin remodeling at centromere|nucleosome disassembly|regulation of transcription, DNA-dependent|G2/M transition of mitotic cell cycle|meiosis|cytoskeleton organization|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity|helicase activity|DNA-dependent ATPase activity RSC complex|nucleus YOR146W_d YOR146W het 0.0443245264623265 0.0102606150346046 428 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene PNO1/YOR145C Unknown Unknown Unknown YPR190C RPC82 het FT NUCLEUS 0.0442267977151816 0.0104065458836574 429 RNA polymerase III subunit C82 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YMR197C VTI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0441580241627537 0.0105151081418206 430 Protein involved in cis-Golgi membrane traffic; v-SNARE that interacts with two t-SNARES, Sed5p and Pep12p; required for multiple vacuolar sorting pathways Golgi to vacuole transport|vacuole fusion, non-autophagic|intra-Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|integral to Golgi membrane YBL103C RTG3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0441089520602758 0.0106014870955345 431 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 YPL213W LEA1 hom FT RNA PROCESSING|NUCLEUS 0.0441019916284042 0.0106137901113168 432 Component of U2 snRNP; disruption causes reduced U2 snRNP levels; physically interacts with Msl1p; putative homolog of human U2A' snRNP protein mRNA splicing, via spliceosome molecular_function U2 snRNP|U2-type prespliceosome|cytoplasm YDL102W POL3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0440964997736397 0.0106235062776915 433 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 YPL144W POC4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0438744199508418 0.0110230929570294 434 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly molecular_function intracellular|cytoplasm YDR389W SAC7 hom FF|FT CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0436648922598875 0.0114122746456011 435 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 YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0436634461642981 0.0115135968489944 436 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 YOR340C RPA43 het FF|FT NUCLEUS 0.0436041894794258 0.0115272801677595 437 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 YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.043542372032566 0.0116454528809503 438 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 YBR008C FLR1 hom FT PLASMA MEMBRANE 0.0434635406005847 0.0117977080405156 439 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; involved in efflux of fluconazole, diazaborine, benomyl, methotrexate, and other drugs; expression induced in cells treated with the mycotoxin patulin; relocalizes from nucleus to plasma membrane upon DNA replication stress drug transmembrane transport|transmembrane transport fluconazole transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YIL022W TIM44 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0434401667293693 0.0118431902908007 440 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); tethers the import motor and regulatory factors (PAM complex) to the translocation channel (Tim23p-Tim17p core complex) protein import into mitochondrial matrix protein binding, bridging|chaperone binding mitochondrion|integral to membrane|presequence translocase-associated import motor YAL056C-A_d YAL056C-A hom 0.0434264781261378 0.0118698984822153 441 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL126W YPK1 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0434045243665323 0.0119509106610795 442 Serine/threonine protein kinase; phosphorylates and downregulates flippase activator Fpk1p; inactivates Orm1p and Orm2p (inhibitors of serine:palmitoyl-coenzyme A transferase) by phosphorylation in response to compromised sphingolipid synthesis; mutations affect receptor-mediated endocytosis and sphingolipid-mediated and cell integrity signaling pathways; homolog of mammalian kinase SGK; YPK1 has a paralog, YPK2, that arose from the whole genome duplication eisosome assembly|protein autophosphorylation|negative regulation of phospholipid translocation|protein phosphorylation protein serine/threonine kinase activity cytosol|plasma membrane|cellular bud neck YOR364W_d YOR364W hom 0.0433522143748591 0.0120157289695583 443 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 YPR091C NVJ2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.043255865410168 0.0122072925078335 444 Lipid-binding ER protein, enriched at nucleus-vacuolar junctions (NVJ); may be involved in sterol metabolism or signaling at the NVJ; contains a synaptotagmin-like-mitochondrial- lipid binding protein (SMP) domain; binds phosphatidylinositols and other lipids in a large-scale study; may interact with ribosomes, based on co-purification experiments biological_process lipid binding ribosome|nucleus-vacuole junction|endoplasmic reticulum YJL163C_p YJL163C hom 0.0431914850162366 0.0123498077034223 445 Putative protein of unknown function biological_process molecular_function integral to membrane YGL168W HUR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0431845406472907 0.0123508396807719 446 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 YKL204W EAP1 hom FT TRANSLATION 0.0431306828444124 0.0124602214287003 447 eIF4E-associated protein, competes with eIF4G for binding to eIF4E; accelerates mRNA degradation by promoting decapping, facilitated by interaction with eIF4E; essential for Puf5p mediated repression; associates with Puf5p and Dhh1p; inhibits cap-dependent translation; functions independently of eIF4E to maintain genetic stability; plays a role in cell growth, implicated in the TOR signaling cascade negative regulation of translation eukaryotic initiation factor 4E binding mRNA cap binding complex|cytoplasmic stress granule YOL002C IZH2 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0431112008591279 0.0124999987747929 448 Plasma membrane protein involved in zinc homeostasis and osmotin-induced apoptosis; transcription regulated by Zap1p, zinc and fatty acid levels; similar to mammalian adiponectins; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|response to toxin|cellular lipid metabolic process protein binding|metal ion binding integral to membrane|plasma membrane|membrane YAL036C RBG1 hom FT TRANSLATION|RIBOSOME 0.0431029659022317 0.0125168462664223 449 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 YMR069W NAT4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0430818636452414 0.0126792817308141 450 N alpha-acetyl-transferase, involved in acetylation of the N-terminal residues of histones H4 and H2A histone acetylation histone acetyltransferase activity nucleus|cytoplasm YEL015W EDC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0429405897263262 0.0128665857628723 451 Non-essential conserved protein with a role in mRNA decapping; specifically affects the function of the decapping enzyme Dcp1p; localizes to cytoplasmic mRNA processing bodies; forms cytoplasmic foci upon DNA replication stress deadenylation-independent decapping of nuclear-transcribed mRNA|cytoplasmic mRNA processing body assembly molecular_function cytoplasmic mRNA processing body YJR117W STE24 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0429271592884611 0.0128813467070012 452 Highly conserved zinc metalloprotease that functions in two steps of a-factor maturation, C-terminal CAAX proteolysis and the first step of N-terminal proteolytic processing; contains multiple transmembrane spans CAAX-box protein processing|peptide pheromone maturation metalloendopeptidase activity mitochondrial outer membrane|integral to endoplasmic reticulum membrane|integral to membrane|nuclear inner membrane YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.0428981149812446 0.013010009024741 453 Essential RNA-binding component of cleavage and polyadenylation factor, contains five zinc fingers; required for pre-mRNA 3'-end processing and polyadenylation mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YLR382C NAM2 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0428964761638022 0.0131086757414638 454 Mitochondrial leucyl-tRNA synthetase, also has a direct role in splicing of several mitochondrial group I introns; indirectly required for mitochondrial genome maintenance Group I intron splicing|leucyl-tRNA aminoacylation|mitochondrial translation mRNA binding|leucine-tRNA ligase activity mitochondrion YMR275C BUL1 hom FT MITOCHONDRION ORGANIZATION|PLASMA MEMBRANE|UBIQUITIN LIGASE COMPLEX 0.042875617131604 0.0129899738721811 455 Ubiquitin-binding component of the Rsp5p E3-ubiquitin ligase complex; disruption causes temperature-sensitive growth, overexpression causes missorting of amino acid permeases; BUL1 has a paralog, BUL2, that arose from the whole genome duplication mitochondrion inheritance|protein monoubiquitination|protein polyubiquitination ubiquitin-ubiquitin ligase activity ubiquitin ligase complex|plasma membrane YFR046C CNN1 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0428204051505528 0.0131072330856901 456 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 YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0426051691476487 0.0135733328910892 457 Subunit of heterotrimeric Replication Protein A (RPA); RPA is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination; protein abundance increases in response to DNA replication stress establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|double-strand break repair via homologous recombination|DNA replication|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0426046386018157 0.0135744996586475 458 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 YDL137W ARF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0424947079421482 0.0138181760895918 459 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 YJL124C LSM1 hom FF|FT RNA PROCESSING|NUCLEUS 0.0424341947852632 0.0140827599313491 460 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 YFR001W LOC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0424155653411838 0.0139959889070086 461 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 YDL126C CDC48 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION|SITE OF POLARIZED GROWTH|UBIQUITI 0.0423840664967345 0.0140960074110318 462 AAA ATPase involved in multiple processes; subunit of polyubiquitin-selective segregase complex involved in ERAD, cell wall integrity during heat stress, mitotic spindle disassembly; subunit of complex involved in mitochondria-associated degradation; role in mobilizing membrane bound transcription factors by regulated ubiquitin/proteasome-dependent processing; roles in macroautophagy, PMN, RAD, ribophagy, and homotypic ER membrane fusion; functional ortholog of human p97/VCP proteasomal ubiquitin-dependent protein catabolic process|mitotic spindle disassembly|ER-associated protein catabolic process|mitochondria-associated protein catabolic process|macroautophagy|sister chromatid biorientation|ER-associated misfolded protein catabolic process|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|retrograde protein transport, ER to cytosol|piecemeal microautophagy of nucleus|endoplasmic reticulum membrane fusion|ribophagy|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process ubiquitin binding|ATPase activity mitochondrion|Cdc48p-Npl4p-Ufd1p AAA ATPase complex|Cdc48p-Npl4p-Vms1p AAA ATPase complex|cytosol|Doa10p ubiquitin ligase complex|nucleus|endoplasmic reticulum membrane|mating projection tip YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0423666881997331 0.014106808762792 463 GID Complex subunit, serves as adaptor for regulatory subunit Vid24p; protein involved in proteasome-dependent catabolite degradation of fructose-1,6-bisphosphatase (FBPase); localized to the nucleus and the cytoplasm negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process|ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function nucleus|GID complex|cytoplasm YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0422460889614022 0.0143835624957766 464 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 YAL067C SEO1 hom 0.042137276716318 0.0146373635101073 465 Putative permease, member of the allantoate transporter subfamily of the major facilitator superfamily; mutation confers resistance to ethionine sulfoxide transport transporter activity integral to membrane|membrane YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0421069279733965 0.0147088511160241 466 Glycosylphosphatidylinositol-alpha 1,4 mannosyltransferase I, involved in GPI anchor biosynthesis, requires Pbn1p for function; homolog of mammalian PIG-M fungal-type cell wall organization|GPI anchor biosynthetic process mannosyltransferase activity integral to membrane|endoplasmic reticulum membrane YLR367W RPS22B hom FT TRANSLATION|RIBOSOME 0.0419297639074207 0.0151323385409092 467 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15A and bacterial S8; RPS22B has a paralog, RPS22A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YGL003C CDH1 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0419282873256419 0.0151661847880557 468 Cell-cycle regulated activator of the anaphase-promoting complex/cyclosome (APC/C), which directs ubiquitination of cyclins resulting in mitotic exit; targets the APC/C to specific substrates including Cdc20p, Ase1p, Cin8p and Fin1p activation of mitotic anaphase-promoting complex activity|negative regulation of spindle pole body separation|positive regulation of mitotic metaphase/anaphase transition|Unknown|regulation of cell size anaphase-promoting complex binding|cyclin binding|ubiquitin-protein ligase activator activity nucleus|anaphase-promoting complex|cytoplasm YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0419081806071875 0.0151846570710007 469 ER protein with chaperone and co-chaperone activity, involved in retention of resident ER proteins; has a role in recognizing proteins targeted for ER-associated degradation (ERAD), member of the protein disulfide isomerase family protein retention in ER lumen|ER-associated protein catabolic process unfolded protein binding|protein disulfide isomerase activity|chaperone binding endoplasmic reticulum membrane YER093C TSC11 het FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0418837260618666 0.0152441279146654 470 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 YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0418719749057779 0.0152727783195835 471 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome mobilization|ATP-dependent chromatin remodeling|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YMR313C TGL3 hom FT LIPID METABOLISM|CELL DIVISION 0.0418524513043315 0.0153204834388732 472 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidylethanolamine acyltransferase activity; responsible for all the triacylglycerol lipase activity of the lipid particle; required with Tgl4p for timely bud formation triglyceride catabolic process|cell budding|cellular lipid metabolic process triglyceride lipase activity|lysophosphatidylethanolamine acyltransferase activity lipid particle YOL111C MDY2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|NUCLEUS 0.0417865864161479 0.0154823902993114 473 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 YKL045W PRI2 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0417773136524017 0.0155053047449637 474 Subunit of DNA primase, which is required for DNA synthesis and double-strand break repair lagging strand elongation|DNA replication, synthesis of RNA primer|DNA synthesis involved in DNA repair|DNA replication|DNA replication initiation single-stranded DNA binding|DNA primase activity nuclear envelope|alpha DNA polymerase:primase complex|nucleus YPL196W OXR1 hom FT RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0416677455492438 0.0157783318426765 475 Protein of unknown function required for normal levels of resistance to oxidative damage, null mutants are sensitive to hydrogen peroxide; member of a conserved family of proteins found in eukaryotes cellular response to oxidative stress molecular_function mitochondrion YML122C_d YML122C hom FF 0.0416631168613877 0.0159782421066506 476 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL084C END3 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0416553321047859 0.015809529257713 477 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 YLR284C ECI1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0415997757274418 0.0159812696096744 478 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 YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0415160689252736 0.0161632589639599 479 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 YHR007C ERG11 het FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0414679665197875 0.0162870450586258 480 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 YNL248C RPA49 hom FT NUCLEUS 0.0414677995352722 0.01628747622062 481 RNA polymerase I subunit A49 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell size molecular_function DNA-directed RNA polymerase I complex YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0414142810810095 0.0164261809735489 482 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 YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0413604803866809 0.016566661558092 483 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 YHR070W TRM5 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0413555205384489 0.0166606578038572 484 tRNA(m(1)G37)methyltransferase, methylates a tRNA base adjacent to the anticodon that has a role in prevention of frameshifting; highly conserved across Archaea, Bacteria, and Eukarya tRNA methylation tRNA (guanine) methyltransferase activity nucleus|mitochondrial matrix|cytoplasm YBR061C TRM7 hom FT RNA PROCESSING|TRANSLATION 0.0413468801808059 0.0166185220105339 485 2'-O-ribose methyltransferase; methylates the 2'-O-ribose of tRNA-Phe, tRNA-Trp, and tRNA-Leu at positions C32 and N34 of the tRNA anticodon loop; crucial biological role likely modification of tRNA-Phe; interacts with Trm732p and Rtt10p in 2'-O-methylation of C32 and N34 substrate tRNAs, respectively cytoplasmic translation|tRNA methylation tRNA methyltransferase activity cytoplasm YHL044W_p YHL044W hom FT PLASMA MEMBRANE 0.0412414093444523 0.0168813269904074 486 Putative integral membrane protein, member of DUP240 gene family; green fluorescent protein (GFP)-fusion protein localizes to the plasma membrane in a punctate pattern biological_process molecular_function plasma membrane YJL159W HSP150 hom FT CELL WALL ORG/BIOGENESIS 0.0412232571265828 0.0169297550887299 487 O-mannosylated heat shock protein; secreted and covalently attached to the cell wall via beta-1,3-glucan and disulfide bridges; required for cell wall stability; induced by heat shock, oxidative stress, and nitrogen limitation; HSP150 has a paralog, PIR3, that arose from the whole genome duplication fungal-type cell wall organization structural constituent of cell wall|ATPase activity fungal-type cell wall|extracellular region YBR058C UBP14 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0412221653509589 0.0169326717063023 488 Ubiquitin-specific protease that specifically disassembles unanchored ubiquitin chains; involved in fructose-1,6-bisphosphatase (Fbp1p) degradation; similar to human isopeptidase T protein deubiquitination|negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process ubiquitin-specific protease activity cytoplasm YDL133W SRF1 hom 0.0412168086755973 0.0169469881528915 489 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 YBR081C SPT7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|HISTONE ACETYLTRANSFERASE 0.0412131793365782 0.0169566940904478 490 Subunit of the SAGA transcriptional regulatory complex, involved in proper assembly of the complex; also present as a C-terminally truncated form in the SLIK/SALSA transcriptional regulatory complex conjugation with cellular fusion|histone acetylation|protein complex assembly|chromatin modification structural molecule activity SLIK (SAGA-like) complex|mitochondrion|SAGA complex YPR161C SGV1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0411367653869343 0.0171621830215225 491 Cyclin (Bur2p)-dependent protein kinase that functions in transcriptional regulation; phosphorylates the carboxy-terminal domain of Rpo21p and the C-terminal repeat domain of Spt5p; regulated by Cak1p; similar to metazoan CDK9 proteins phosphorylation of RNA polymerase II C-terminal domain|protein phosphorylation|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|nucleus YCR011C ADP1 hom FT NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0410353420240314 0.0174382968481659 492 Putative ATP-dependent permease of the ABC transporter family of proteins transport|transmembrane transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|endoplasmic reticulum|cytoplasm YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.040892363981047 0.0178341487558928 493 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 YKL152C GPM1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0407658204398059 0.0181910421863801 494 Tetrameric phosphoglycerate mutase, mediates the conversion of 3-phosphoglycerate to 2-phosphoglycerate during glycolysis and the reverse reaction during gluconeogenesis gluconeogenesis|glycolysis phosphoglycerate mutase activity cytosol|mitochondrion YDL177C_p YDL177C hom 0.0407575567123611 0.0182145644845647 495 Putative protein of unknown function; similar to the mouse IMPACT gene; YDL177C is not an essential gene biological_process molecular_function cellular_component YMR106C YKU80 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0407478261613633 0.0182422961477997 496 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 YDR233C RTN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0406806139130946 0.0184348593056491 497 Reticulon protein; stabilizes membrane curvature; involved in nuclear pore assembly and maintenance of tubular ER morphology; mutant overexpressing RTN1 shows increase in tubular ER; interacts with exocyst subunit Sec6p, Yip3p, and Sbh1p; more abundant than Rtn2p; member of the RTNLA subfamily; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; RTN1 has a paralog, RTN2, that arose from the whole genome duplication endoplasmic reticulum tubular network organization|endoplasmic reticulum organization|endoplasmic reticulum tubular network maintenance|nuclear pore complex assembly molecular_function integral to endoplasmic reticulum membrane|mitochondrion|Golgi apparatus|endoplasmic reticulum|cortical endoplasmic reticulum|endoplasmic reticulum tubular network YER046W-A_d YER046W-A hom 0.0406274160931635 0.0185885295432369 498 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0406258233280255 0.0186458752539153 499 Translation elongation factor eIF-5A; may function in translation initiation; structural homolog of bacterial EF-P; undergoes an essential hypusination modification; HYP2 has a paralog, ANB1, that arose from the whole genome duplication positive regulation of translational initiation|translational frameshifting|positive regulation of translational termination|positive regulation of translational elongation ribosome binding|RNA binding|translation elongation factor activity|translation initiation factor activity mitochondrion|cytosolic ribosome|cytoplasm YER091C-A_d YER091C-A hom 0.0406139315517142 0.0186276592902078 500 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL060W YBP2 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0405491065572602 0.0188167771413146 501 Central kinetochore associated protein; mediates mitotic progression; interacts with several central kinetochore proteins and centromeric histone Cse4p; role in resistance to oxidative stress; similar to Slk19p; YBP2 has a paralog, YBP1, that arose from the whole genome duplication G2/M transition of mitotic cell cycle molecular_function condensed nuclear chromosome kinetochore|centromere-specific nucleosome|cytoplasm YDR025W RPS11A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0405405395437144 0.0189307012738701 502 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S11 and bacterial S17; RPS11A has a paralog, RPS11B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit assembly structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YIL163C_p YIL163C hom 0.0403400241574608 0.0194382307082527 503 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0403292212782934 0.0195253166545177 504 Nucleolar protein that forms a complex with Lrs4p and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation meiotic chromosome segregation|rDNA condensation|protein localization to nucleolar rDNA repeats|homologous chromosome segregation molecular_function nuclear envelope|nucleolus|monopolin complex YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0402930335858786 0.0195803422744313 505 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; appears to be functionally related to SNF7; involved in glucose derepression negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole molecular_function ESCRT II complex YMR310C_p YMR310C hom FT NUCLEUS 0.0402790631553936 0.0196227670062528 506 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 YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0402601861979411 0.0196802191078815 507 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to chromosomes; functionally redundant with Nhp6Bp; homologous to mammalian HMGB1 and HMGB2; NHP6A has a paralog, NHP6B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress mismatch repair|DNA replication-independent nucleosome organization|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling nucleosome binding|sequence-specific DNA binding|DNA binding, bending MutSalpha complex|nucleus YLR171W_d YLR171W hom 0.0402076852381065 0.0199513997718485 508 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL095W BCK1 hom FF|FT SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0401904217487364 0.019893823554764 509 Mitogen-activated protein (MAP) kinase kinase kinase acting in the protein kinase C signaling pathway, which controls cell integrity; upon activation by Pkc1p phosphorylates downstream kinases Mkk1p and Mkk2p intracellular protein kinase cascade|endoplasmic reticulum unfolded protein response|peroxisome degradation|establishment of cell polarity|protein phosphorylation|response to acid|response to nutrient protein kinase activity|MAP kinase kinase kinase activity intracellular|mating projection tip YFR007W YFH7 hom 0.0401834640100882 0.0199891105262225 510 Putative kinase with similarity to the phosphoribulokinase/uridine kinase/bacterial pantothenate kinase (PRK/URK/PANK) subfamily of P-loop kinases phosphorylation ATPase activity|kinase activity cellular_component YDR055W PST1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0401782052213536 0.020116757431674 511 Cell wall protein that contains a putative GPI-attachment site; secreted by regenerating protoplasts; up-regulated by activation of the cell integrity pathway, as mediated by Rlm1p; upregulated by cell wall damage via disruption of FKS1 fungal-type cell wall organization molecular_function fungal-type cell wall|plasma membrane YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0400962805156819 0.0202038894334021 512 Cullin subunit of a Roc1p-dependent E3 ubiquitin ligase complex with a role in anaphase progression; implicated in Mms22-dependent DNA repair; involved with Mms1p in nonfunctional rRNA decay; modified by the ubiquitin-like protein, Rub1p replication fork processing|negative regulation of transposition, RNA-mediated|regulation of mitosis|nonfunctional rRNA decay|ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity Cul8-RING ubiquitin ligase complex|nucleus|cytoplasm YML012W ERV25 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0400647787840989 0.0202836226719056 513 Protein that forms a heterotrimeric complex with Erp1, Erp2p, and Emp24, member of the p24 family involved in endoplasmic reticulum to Golgi transport ER to Golgi vesicle-mediated transport molecular_function ER to Golgi transport vesicle YOR370C MRS6 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PROTEIN PRENYLATION 0.040022517064465 0.0204162255664166 514 Rab escort protein; forms a complex with the Ras-like small GTPase Ypt1p that is required for the prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p); sequence similarity to mammalian choroideraemia gene; relative distribution to the nucleus increases upon DNA replication stress protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport|activation of Rab GTPase activity Rab geranylgeranyltransferase activity|Rab GTPase binding Rab-protein geranylgeranyltransferase complex|membrane|cytoplasm YMR238W DFG5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0399136668267875 0.0207612463235764 515 Putative mannosidase, essential glycosylphosphatidylinositol (GPI)-anchored membrane protein required for cell wall biogenesis in bud formation, involved in filamentous growth, homologous to Dcw1p pseudohyphal growth|fungal-type cell wall biogenesis|budding cell bud growth mannosidase activity anchored to plasma membrane YGR222W PET54 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0398691883559122 0.0209609997179904 516 Mitochondrial inner membrane protein; binds to the 5' UTR of the COX3 mRNA to activate its translation together with Pet122p and Pet494p; also binds to the COX1 Group I intron AI5 beta to facilitate exon ligation during splicing Group I intron splicing|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis translation regulator activity|RNA binding mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial inner membrane|mitochondrial matrix YJL110C GZF3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0397734154639398 0.0212132813071193 517 GATA zinc finger protein; negatively regulates nitrogen catabolic gene expression by competing with Gat1p for GATA site binding; function requires a repressive carbon source; dimerizes with Dal80p and binds to Tor1p; GZF3 has a paralog, DAL80, that arose from the whole genome duplication maintenance of protein location in nucleus|nitrogen catabolite repression of transcription|negative regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding nucleus YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.0396020865914235 0.0219942182878362 518 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 YEL044W IES6 hom FT NUCLEUS 0.0395864633909958 0.0218882394844906 519 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 YER004W FMP52 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0395369846482746 0.0219947184654717 520 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 YDL087C LUC7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0395351120407416 0.022001006299868 521 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 YDR095C_d YDR095C hom 0.0395219860020097 0.0221842318909023 522 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL159C ASI2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0394415788986084 0.0223170668307173 523 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 YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.0393780832833692 0.0225539936250036 524 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 YOR066W MSA1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0393600345104402 0.0225958282860898 525 Activator of G1-specific transcription factors, MBF and SBF; involved in regulation of the timing of G1-specific gene transcription and cell cycle initiation; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation G1/S transition of mitotic cell cycle|regulation of transcription involved in G1 phase of mitotic cell cycle|regulation of cell size molecular_function nucleus|cytoplasm YMR057C_d YMR057C hom 0.0393278852468465 0.0227065598821882 526 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF AAC1 Unknown Unknown Unknown YDR186C YDR186C hom 0.0392610157789196 0.0229383887592086 527 Putative protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function ribosome|cytoplasm YDR257C RKM4 hom FT NUCLEUS 0.0391824269469622 0.0232134718035373 528 Ribosomal lysine methyltransferase specific for monomethylation of Rpl42ap and Rpl42bp (lysine 55); nuclear SET-domain containing protein peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity nucleus YML012C-A_d YML012C-A hom FF 0.0391164474532397 0.0234466249409167 529 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SEL1 Unknown Unknown Unknown YMR273C ZDS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL WALL ORG/BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|SITE OF POLARIZED GROWTH|NUCLEAR PORE 0.0390991704789653 0.0235080115722732 530 Protein with a role in regulating Swe1p-dependent polarized growth; involved in maintaining Cdc55p in the cytoplasm where it promotes mitotic entry; involved in mitotic exit through Cdc14p regulation; interacts with silencing proteins at telomeres; has a role in Bcy1p localization; implicated in mRNA nuclear export; ZDS1 has a paralog, ZDS2, that arose from the whole genome duplication mRNA export from nucleus|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|chromatin silencing|establishment of cell polarity|regulation of protein localization|cell aging protein phosphatase type 2A regulator activity incipient cellular bud site|nuclear pore|cellular bud neck|cellular bud tip|cytoplasm YER147C SCC4 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.038874743103078 0.0243181785877292 531 Subunit of cohesin loading factor (Scc2p-Scc4p), a complex required for the loading of cohesin complexes onto chromosomes; involved in establishing sister chromatid cohesion during double-strand break repair via phosphorylated histone H2AX double-strand break repair|establishment of protein localization to chromatin|rDNA condensation|mitotic chromosome condensation|mitotic sister chromatid cohesion molecular_function nuclear chromatin|SMC loading complex YOL127W RPL25 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0388554295321249 0.0243890164322943 532 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 YLR450W HMG2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0386572963848969 0.025169553356903 533 HMG-CoA reductase; converts HMG-CoA to mevalonate, a rate-limiting step in sterol biosynthesis; one of two isozymes; overproduction induces assembly of peripheral ER membrane arrays and short nuclear-associated membrane stacks; forms foci at the nuclear periphery upon DNA replication stress ergosterol biosynthetic process hydroxymethylglutaryl-CoA reductase (NADPH) activity nuclear envelope|integral to membrane|endoplasmic reticulum membrane YDL115C IWR1 hom FT PROTEIN LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0386387564440036 0.0251960561421252 534 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 YHR031C RRM3 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|CHROMOSOME 0.0386376613456724 0.0253529041339954 535 DNA helicase involved in rDNA replication and Ty1 transposition; relieves replication fork pauses at telomeric regions; structurally and functionally related to Pif1p mitochondrial genome maintenance|replication fork progression beyond termination site|DNA replication ATP-dependent DNA helicase activity|DNA helicase activity nuclear telomeric heterochromatin|replication fork YPR185W ATG13 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0385893326189423 0.025492876762609 536 Regulatory subunit of the Atg1p signaling complex; stimulates Atg1p kinase activity; required for vesicle formation during autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; involved in Atg9p, Atg23p, and Atg27p cycling piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|activation of protein kinase activity|CVT pathway protein kinase regulator activity Atg1p signaling complex|extrinsic to membrane YPL106C SSE1 hom 0.0385742077126261 0.0254409037973811 537 ATPase component of the heat shock protein Hsp90 chaperone complex; binds unfolded proteins; member of the heat shock protein 70 (HSP70) family; localized to the cytoplasm; SSE1 has a paralog, SSE2, that arose from the whole genome duplication protein folding|protein refolding peptide binding|adenyl-nucleotide exchange factor activity|ATP binding polysome|cytoplasm YER027C GAL83 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0385728674529222 0.025446009431505 538 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 YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.0385590462999524 0.0255645767673331 539 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 YJL120W_d YJL120W hom FF 0.0385281651645597 0.0256168083967061 540 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 YMR144W_p YMR144W hom FT NUCLEUS 0.0384710222271663 0.0258365834960243 541 Putative protein of unknown function; localized to the nucleus; YMR144W is not an essential gene biological_process molecular_function nucleus YJL104W PAM16 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.038414957619827 0.0260537933166292 542 Constituent of the import motor (PAM complex) component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); forms a 1:1 subcomplex with Pam18p and inhibits its cochaperone activity; contains a J-like domain protein import into mitochondrial matrix protein domain specific binding mitochondrion|presequence translocase-associated import motor|mitochondrial inner membrane presequence translocase complex YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0384002624300439 0.0261109868816908 543 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YMR223W UBP8 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.038301862050669 0.026496762735686 544 Ubiquitin-specific protease that is a component of the SAGA (Spt-Ada-Gcn5-Acetyltransferase) acetylation complex; required for SAGA-mediated deubiquitination of histone H2B histone H3-K4 methylation|histone deubiquitination|histone H3-K79 methylation ubiquitin-specific protease activity|protein complex scaffold DUBm complex|SLIK (SAGA-like) complex|SAGA complex YCL001W RER1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0381881672055082 0.0269486196248035 545 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 YCR026C NPP1 hom FT NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0381833140300064 0.0269680546646775 546 Nucleotide pyrophosphatase/phosphodiesterase; mediates extracellular nucleotide phosphate hydrolysis along with Npp2p and Pho5p; activity and expression enhanced during conditions of phosphate starvation; NPP1 has a paralog, NPP2, that arose from the whole genome duplication cellular response to phosphate starvation|phosphate-containing compound metabolic process|nucleoside triphosphate metabolic process nucleotide diphosphatase activity|nucleoside-triphosphate diphosphatase activity|nucleoside-triphosphatase activity|phosphodiesterase I activity cellular_component YOL035C_d YOL035C hom 0.0381177247390922 0.0272319023281472 547 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.0381102819661665 0.0272619827613239 548 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 YHR071W PCL5 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0380819934471302 0.0273765742025811 549 Cyclin, interacts with and phosphorylated by Pho85p cyclin-dependent kinase (Cdk), induced by Gcn4p at level of transcription, specifically required for Gcn4p degradation, may be sensor of cellular protein biosynthetic capacity negative regulation of sequence-specific DNA binding transcription factor activity|regulation of protein stability|negative regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YNL215W IES2 hom FT NUCLEUS 0.0379185991331507 0.0282581253793326 550 Protein that associates with the INO80 chromatin remodeling complex; associates with the INO80 complex under low-salt conditions; essential for growth under anaerobic conditions; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YMR116C ASC1 hom FT SIGNALING|TRANSLATION|RIBOSOME 0.037836560392721 0.0283883314294628 551 G-protein beta subunit and guanine nucleotide dissociation inhibitor for Gpa2p; ortholog of RACK1 that inhibits translation; core component of the small (40S) ribosomal subunit; regulates P-body formation induced by replication stress; represses Gcn4p in the absence of amino acid starvation negative regulation of translation|glucose mediated signaling pathway|G-protein coupled receptor signaling pathway|invasive growth in response to glucose limitation G-protein alpha-subunit binding|GDP-dissociation inhibitor activity|signal transducer activity cytosolic small ribosomal subunit|cytoplasm YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0378236017650296 0.0284426346606125 552 Glucose-6-phosphate dehydrogenase (G6PD); catalyzes the first step of the pentose phosphate pathway; involved in adapting to oxidatve stress; homolog of the human G6PD which is deficient in patients with hemolytic anemia; protein abundance increases in response to DNA replication stress NADPH regeneration|response to hydrogen peroxide|pentose-phosphate shunt, oxidative branch|carbon catabolite repression of transcription glucose-6-phosphate dehydrogenase activity cytoplasm YMR284W YKU70 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0378187386003413 0.0285340673270074 553 Subunit of the telomeric Ku complex (Yku70p-Yku80p), involved in telomere length maintenance, structure and telomere position effect; relocates to sites of double-strand cleavage to promote nonhomologous end joining during DSB repair chromatin assembly or disassembly|chromatin silencing|double-strand break repair via nonhomologous end joining|telomere maintenance|double-strand break repair via break-induced replication|double-strand break repair via homologous recombination|chromatin silencing at silent mating-type cassette damaged DNA binding|RNA binding nuclear chromatin|nuclear telomeric heterochromatin|nuclear envelope|Ku70:Ku80 complex YMR156C TPP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0377673360337364 0.0286794551708555 554 DNA 3'-phosphatase; functions in repair of endogenous damage of double-stranded DNA, activity is specific for removal of 3' phosphates at strand breaks; similar to the l-2-haloacid dehalogenase superfamily; homolog of human polynucleotide kinase/3′-phosphatase DNA repair polynucleotide 3'-phosphatase activity cellular_component YMR070W MOT3 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0377398472629248 0.0287957703113269 555 Transcriptional repressor and activator with two C2-H2 zinc fingers; involved in repression of a subset of hypoxic genes by Rox1p, repression of several DAN/TIR genes during aerobic growth, and repression of ergosterol biosynthetic genes in response to hyperosmotic stress; contributes to recruitment of the Tup1p-Cyc8p general repressor to promoters; involved in positive transcriptional regulation of CWP2 and other genes; can form the [MOT3+] prion cellular hyperosmotic response|negative regulation of transcription from RNA polymerase II promoter|negative regulation of ergosterol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding nucleus YPL124W SPC29 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0376989040191058 0.0289697689005247 556 Inner plaque spindle pole body (SPB) component, links the central plaque component Spc42p to the inner plaque component Spc110p; required for SPB duplication microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body YNL304W YPT11 hom FT SIGNALING|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0376864044800796 0.029023068748779 557 Rab family GTPase that interacts with the C-terminal tail domain of Myo2p; mediates distribution of mitochondria and endoplasmic reticuli to daughter cells mitochondrion inheritance|endoplasmic reticulum inheritance|Golgi inheritance|Golgi localization GTPase activity incipient cellular bud site|endoplasmic reticulum|cellular bud neck|cellular bud tip YIL055C_p YIL055C hom 0.0376303543011571 0.0292631134825106 558 Putative protein of unknown function biological_process molecular_function cellular_component YJL112W MDV1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0375526412762255 0.0295987568945128 559 Peripheral protein of cytosolic face of mitochondrial outer membrane; required for mitochondrial fission; interacts with Fis1p and with the dynamin-related GTPase Dnm1p; contains WD repeats; MDV1 has a paralog, CAF4, that arose from the whole genome duplication peroxisome fission|mitochondrial fission|mitochondrial genome maintenance ubiquitin binding mitochondrial outer membrane|mitochondrion YDR082W STN1 het FT NUCLEUS|CHROMOSOME 0.0375473842405509 0.0296945641741488 560 Telomere end-binding and capping protein, plays a key role with Pol12p in linking telomerase action with completion of lagging strand synthesis, and in a regulatory step required for telomere capping telomere capping|negative regulation of telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YGR081C SLX9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.037504283152478 0.0298825783456811 561 Protein required for pre-rRNA processing; associated with the 90S pre-ribosome and 43S small ribosomal subunit precursor; interacts with U3 snoRNA; deletion mutant has synthetic fitness defect with an sgs1 deletion mutant maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function preribosome, small subunit precursor|nucleolus|nucleus|90S preribosome YKR068C BET3 het FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0374695003163529 0.0299615026382846 562 Hydrophilic protein that acts in conjunction with SNARE proteins in targeting and fusion of ER to Golgi transport vesicles; component of the TRAPP (transport protein particle) complex ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex|cis-Golgi network membrane YGL124C MON1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0374123614567503 0.030213009569393 563 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 YIL004C BET1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0373965336044378 0.03028299860968 564 Type II membrane protein required for vesicular transport between the endoplasmic reticulum and Golgi complex; v-SNARE with similarity to synaptobrevins retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum membrane|ER to Golgi transport vesicle YOR304C-A_p YOR304C-A hom FT SITE OF POLARIZED GROWTH 0.0373740434486814 0.0304817247161712 565 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck biological_process molecular_function cellular bud|mating projection tip|cellular bud neck|cytoplasm YGL133W ITC1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0373682663605104 0.0304083397068565 566 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 YPL238C_d YPL238C het FF 0.0373322766755822 0.0306431207410499 567 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 YGL034C_d YGL034C hom 0.0373124838058052 0.0306569950695589 568 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL229C URE2 hom FF|FT PROTEIN LOCALIZATION 0.0372943543483638 0.0307381835275391 569 Nitrogen catabolite repression transcriptional regulator that acts by inhibition of GLN3 transcription in good nitrogen source; has glutathione peroxidase activity and can mutate to acquire GST activity; altered form creates [URE3] prion regulation of nitrogen utilization|response to aluminum ion|protein urmylation|cytoplasmic sequestering of transcription factor glutathione peroxidase activity|phosphoprotein binding|transcription corepressor activity cytosol YMR042W ARG80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0372337501000764 0.0314146214896244 570 Transcription factor involved in regulation of arginine-responsive genes; acts with Arg81p and Arg82p Unknown|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 nucleus YMR125W STO1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0371681317560841 0.0314349524676285 571 Large subunit of the nuclear mRNA cap-binding protein complex, interacts with Npl3p to carry nuclear poly(A)+ mRNA to cytoplasm; also involved in nuclear mRNA degradation and telomere maintenance; orthologous to mammalian CBP80 nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|mRNA splicing, via spliceosome|response to osmotic stress mRNA binding commitment complex|nuclear cap binding complex|polysome YPL160W CDC60 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0371673733785146 0.0313120268795097 572 Cytosolic leucyl tRNA synthetase, ligates leucine to the appropriate tRNA leucyl-tRNA aminoacylation|DNA replication initiation leucine-tRNA ligase activity cytoplasm YOL159C-A YOL159C-A hom FT NUCLEUS 0.0371322353803154 0.0316246865040372 573 Protein of unknown function; overexpression affects endocytic protein trafficking; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function nucleus|cytoplasm YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0370834549098833 0.0316962870025181 574 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 YJL071W ARG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0370755712880349 0.0317325926883163 575 Acetylglutamate synthase (glutamate N-acetyltransferase), mitochondrial enzyme that catalyzes the first step in the biosynthesis of the arginine precursor ornithine; forms a complex with Arg5,6p arginine biosynthetic process|ornithine biosynthetic process acetyl-CoA:L-glutamate N-acetyltransferase activity mitochondrial matrix YLR021W IRC25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0370263821146903 0.0320367438720357 576 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function intracellular YIL107C PFK26 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0370251791732032 0.0319655017343941 577 6-phosphofructo-2-kinase, inhibited by phosphoenolpyruvate and sn-glycerol 3-phosphate; has negligible fructose-2,6-bisphosphatase activity; transcriptional regulation involves protein kinase A regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0370061606128134 0.0320537842101669 578 Dihydroorotase, catalyzes the third enzymatic step in the de novo biosynthesis of pyrimidines, converting carbamoyl-L-aspartate into dihydroorotate 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine nucleotide biosynthetic process dihydroorotase activity nucleus|cytoplasm YMR309C NIP1 het FT TRANSLATION 0.036974833181212 0.032276863552116 579 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 YOR285W RDL1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0368701160327742 0.0326914031901029 580 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 YDR505C PSP1 hom FT MITOCHONDRION 0.0368466854323045 0.0330111887129253 581 Asn and gln rich protein of unknown function; high-copy suppressor of POL1 (DNA polymerase alpha) and partial suppressor of CDC2 (polymerase delta) and CDC6 (pre-RC loading factor) mutations; overexpression results in growth inhibition; PSP1 has a paralog, YLR177W, that arose from the whole genome duplication biological_process molecular_function mitochondrion|cytoplasm YLR127C APC2 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0368162750747771 0.0330251271024699 582 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 YGL010W_p YGL010W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0368138135057601 0.0329584432258722 583 Putative protein of unknown function; YGL010W is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YOL066C RIB2 het FT RNA PROCESSING 0.0367890954474809 0.0331548714544916 584 Bifunctional enzyme with DRAP deaminase and tRNA:pseudouridine synthase activity; the deaminase catalyzes the third step in riboflavin biosynthesis and the synthase catalyzes formation of pseudouridine at position 32 in cytoplasmic tRNAs riboflavin biosynthetic process|tRNA pseudouridine synthesis pseudouridine synthase activity|2,5-diamino-6-ribitylamino-4(3H)-pyrimidinone 5'-phosphate deaminase activity cytoplasm YBR140C IRA1 het FF|FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0367633882562691 0.0331991898887542 585 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions, mediates membrane association of adenylate cyclase; IRA1 has a paralog, IRA2, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|regulation of adenylate cyclase activity|positive regulation of Ras GTPase activity Ras GTPase activator activity mitochondrion|integral to membrane|membrane YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0367480611911854 0.0332989468553632 586 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 YOR124C UBP2 hom FT PROTEOLYSIS 0.0367125817300883 0.0334432766771844 587 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 YCR057C PWP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.036692385657269 0.0336730664971418 588 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 YLR399C BDF1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0366836365272733 0.0336094675468622 589 Protein involved in transcription initiation at TATA-containing promoters; associates with the basal transcription factor TFIID; contains two bromodomains; corresponds to the C-terminal region of mammalian TAF1; redundant with Bdf2p DNA repair|snRNA transcription|regulation of chromatin silencing at telomere|regulation of transcription by chromatin organization|regulation of chromatin silencing at silent mating-type cassette|Unknown|chromatin remodeling|negative regulation of heterochromatin assembly histone acetyl-lysine binding|chromatin binding|core promoter binding|TFIID-class transcription factor binding nuclear chromatin|Swr1 complex YMR177W MMT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0366223090112852 0.0338807549673416 590 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt2p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.0366030656355441 0.0339746417049536 591 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 YDL117W CYK3 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0365851581953384 0.0340622101457698 592 SH3-domain protein located in the bud neck and cytokinetic actin ring; relocalizes from bud neck to nucleus upon DNA replication stress; activates the chitin synthase activity of Chs2p during cytokinesis; suppressor of growth and cytokinesis defects of chs2 phospho-mutants barrier septum assembly involved in cell cycle cytokinesis|cytokinesis molecular_function cellular bud neck contractile ring|cellular bud neck|cytoplasm YOR313C SPS4 hom FT CELL CYCLE 0.0365689336829179 0.0341417154118487 593 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 YJL128C PBS2 hom FF|FT PROTEIN LOCALIZATION|SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0365476609855914 0.0342461985561251 594 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 YDR455C_d YDR455C hom FF 0.0365379375915786 0.0342940469335177 595 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 YER018C SPC25 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0365228231114908 0.0343685379664776 596 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); involved in chromosome segregation, spindle checkpoint activity and kinetochore clustering microtubule nucleation|chromosome segregation structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YGL180W ATG1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0364386498636508 0.0347859145341012 597 Protein ser/thr kinase required for vesicle formation in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; structurally required for phagophore assembly site formation; during autophagy forms a complex with Atg13p and Atg17p piecemeal microautophagy of nucleus|mitochondrion degradation|protein phosphorylation|CVT pathway|autophagic vacuole assembly protein serine/threonine kinase activity|protein kinase activity cytosol|pre-autophagosomal structure|Atg1p signaling complex YKL212W SAC1 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0364120389041017 0.0349187630044558 598 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 YOR357C SNX3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0363686955347895 0.0351360707561874 599 Sorting nexin required to maintain late-Golgi resident enzymes in their proper location by recycling molecules from the prevacuolar compartment; contains a PX domain and sequence similarity to human Snx3p protein localization|late endosome to Golgi transport phosphatidylinositol-3-phosphate binding cytosol|endosome YKL073W LHS1 hom FT PROTEIN LOCALIZATION|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM 0.0363208943955558 0.0353770650589288 600 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 YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.03630391726285 0.0354629956178278 601 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 YBR275C RIF1 hom FT CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0362841213139125 0.0355634184867722 602 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif2p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance|chromatin silencing at silent mating-type cassette telomeric DNA binding nuclear telomere cap complex YLR429W CRN1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0362584234707066 0.0356941427112332 603 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 YOL040C RPS15 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0362338564558886 0.0358194972623868 604 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 YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0362204367182777 0.0358881305661752 605 Predicted malonyl-CoA:ACP transferase, putative component of a type-II mitochondrial fatty acid synthase that produces intermediates for phospholipid remodeling fatty acid metabolic process|aerobic respiration [acyl-carrier-protein] S-malonyltransferase activity mitochondrion YMR092C AIP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0362002002311731 0.0359918390990035 606 Actin cortical patch component; interacts with the actin depolymerizing factor cofilin; required to restrict cofilin localization to cortical patches; contains WD repeats; protein increases in abundance and relocalizes from cytoplasm to plasma membrane upon DNA replication stress actin filament depolymerization|response to osmotic stress actin binding nucleus|mating projection tip|cytoplasm|actin cortical patch YBR270C_p BIT2 hom 0.0361814925156077 0.036087940035953 607 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 YDL093W PMT5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0361624837535287 0.0361858113209686 608 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 YGL072C_d YGL072C hom FF 0.0361261459699837 0.0363735348208363 609 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 YIL159W BNR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0361091612979028 0.0364615629191777 610 Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNI1 barbed-end actin filament capping|actin filament bundle assembly|formin-nucleated actin cable assembly profilin binding cellular bud neck YJR129C_p YJR129C hom 0.0361019088025518 0.036499206373182 611 Putative protein of unknown function; predicted S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process S-adenosylmethionine-dependent methyltransferase activity cytoplasm YKL146W AVT3 hom FT VACUOLAR TRANSPORT 0.0360854854005852 0.0365845729949762 612 Vacuolar transporter, exports large neutral amino acids from the vacuole; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters amino acid export from vacuole transporter activity|L-glutamine transmembrane transporter activity|L-isoleucine transmembrane transporter activity|L-tyrosine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YDL207W GLE1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|NUCLEAR PORE 0.0360797361198971 0.0366144971311739 613 Cytoplasmic nucleoporin required for polyadenylated RNA export; not essential for protein import; contains a nuclear export signal; when bound to inositol hexakisphosphate (IP6), functions as an activator for the Dbp5p ATPase activity at the nuclear pore complex during mRNA export poly(A)+ mRNA export from nucleus|mRNA export from nucleus|regulation of translational initiation|regulation of translational termination translation initiation factor binding|inositol hexakisphosphate binding|phospholipid binding|enzyme activator activity mitochondrion|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore|cytoplasm YKL002W DID4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0359829705761388 0.0372061171971774 614 Class E Vps protein of the ESCRT-III complex, required for sorting of integral membrane proteins into lumenal vesicles of multivesicular bodies, and for delivery of newly synthesized vacuolar enzymes to the vacuole, involved in endocytosis protein retention in Golgi apparatus|intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport molecular_function ESCRT III complex|cytoplasm YNR035C ARC35 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0359684066860031 0.0373397668146883 615 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches; required for cortical localization of calmodulin mitochondrion inheritance|receptor-mediated endocytosis|microtubule cytoskeleton organization|actin cytoskeleton organization structural molecule activity cytosol|Arp2/3 protein complex YLR133W CKI1 hom FT LIPID METABOLISM 0.0359557904308536 0.0372647021204279 616 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 YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0358629086028081 0.037758366168092 617 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 YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0358532340292691 0.0378101045653288 618 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 YPR068C HOS1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0356729759185612 0.0387851829279916 619 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 YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0356603036132159 0.0388545280166226 620 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 YDL141W BPL1 het FT NUCLEUS 0.0356232669126339 0.0390578031685196 621 Biotin:apoprotein ligase, covalently modifies proteins with the addition of biotin, required for acetyl-CoA carboxylase (Acc1p) holoenzyme formation protein biotinylation biotin-[pyruvate-carboxylase] ligase activity|biotin-[acetyl-CoA-carboxylase] ligase activity nucleus|cytoplasm YDR336W_p YDR336W hom 0.0355196048476702 0.0398088207658162 622 Putative protein of unknown function; sumoylated under stress conditions in a genome wide study; YDR336W is not an essential gene biological_process molecular_function cellular_component YDR471W RPL27B hom FT TRANSLATION|RIBOSOME 0.0354844708319212 0.0398276325539999 623 Ribosomal 60S subunit protein L27B; homologous to mammalian ribosomal protein L27, no bacterial homolog; RPL27B has a paralog, RPL27A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0353656031556547 0.0406468626068887 624 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 YEL045C_d YEL045C hom 0.0353573389631403 0.0405440213373783 625 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 YOL089C HAL9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0353086973166109 0.0408209907304543 626 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 YOR097C_p YOR097C hom 0.0352693171799202 0.0410765593233113 627 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 YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0352019970197347 0.0414341687244763 628 Protein involved in regulating the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target; inhibited by Npr1p-mediated phosphorylation, which affects translocation between the cytosol and the plasma membrane; null mutant has reduced affinity for alcian blue dye ubiquitin-dependent endocytosis ubiquitin protein ligase binding cytosol|Golgi apparatus|plasma membrane|clathrin-coated vesicle|cytoplasm YLR436C ECM30 hom FT CELL WALL ORG/BIOGENESIS 0.0351520302486233 0.0417239840511372 629 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants have abormal relative levels of mannose and glucose and have Gap1p sorting and transport defects; (GFP)-fusion protein localizes to the cytoplasm fungal-type cell wall organization molecular_function cytoplasm YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0351297577198687 0.0418537199610943 630 Subunit C of the eight-subunit V1 peripheral membrane domain of vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; required for the V1 domain to assemble onto the vacuolar membrane vacuolar acidification proton-transporting ATPase activity, rotational mechanism fungal-type vacuole membrane|vacuolar proton-transporting V-type ATPase, V1 domain|integral to membrane YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.0351110576559283 0.0419935036386263 631 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 YCR051W_p YCR051W hom FT NUCLEUS 0.0350579855316393 0.0422741121190007 632 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; contains ankyrin (Ank) repeats; YCR051W is not an essential gene biological_process molecular_function nucleus|cytoplasm YBL105C PKC1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0350433398206797 0.042514464832857 633 Protein serine/threonine kinase essential for cell wall remodeling during growth; localized to sites of polarized growth and the mother-daughter bud neck; homolog of the alpha, beta, and gamma isoforms of mammalian protein kinase C (PKC) intracellular protein kinase cascade|regulation of nuclear-transcribed mRNA poly(A) tail shortening|fungal-type cell wall organization|signal transduction|actin filament organization|peroxisome degradation|protein phosphorylation|cytoplasmic mRNA processing body assembly protein kinase C activity site of polarized growth|cytoskeleton|nucleus|plasma membrane|cytoplasm YDR288W NSE3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0350329746131027 0.0426685655563299 634 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; protein abundance increases in response to DNA replication stress DNA repair DNA binding Smc5-Smc6 complex|nucleus|cytoplasm YBR277C_d YBR277C hom 0.0349190426640104 0.0430980953634991 635 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 YBL071W-A KTI11 hom FT RNA PROCESSING|NUCLEUS 0.0349037033377798 0.0432522393690329 636 Zn-ribbon protein that co-purifies with Dph1 and Dph2 in a complex required for synthesis of diphthamide on translation factor eEF2 and with Elongator subunits Iki3p, Elp2p, and Elp3p involved in modification of wobble nucleosides in tRNAs peptidyl-diphthamide biosynthetic process from peptidyl-histidine|tRNA wobble uridine modification electron carrier activity|iron ion binding|zinc ion binding nucleus|cytoplasm YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0348093883881497 0.0437579281377188 637 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 YDL079C MRK1 hom FT PROTEIN PHOSPHORYLATION 0.0347809634048851 0.043930357505648 638 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 YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0347762234541347 0.0439591663259739 639 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 YNL127W FAR11 hom FT CELL CYCLE|SIGNALING 0.0347251439715833 0.0442706338714691 640 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far10p; has similarity to the N- and C-termini of N. crassa HAM-2 re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YDL127W PCL2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0347064581476561 0.0443850386197978 641 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 YKL119C VPH2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0346135204356369 0.044957764786336 642 Integral membrane protein required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the endoplasmic reticulum (ER) vacuolar proton-transporting V-type ATPase complex assembly|vacuolar acidification molecular_function endoplasmic reticulum membrane YAL023C PMT2 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0346044485867116 0.0450140020265038 643 Protein O-mannosyltransferase of the ER membrane; transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; involved in ER quality control; acts in a complex with Pmt1p, can instead interact with Pmt5p; antifungal drug target; PMT2 has a paralog, PMT3, that arose from the whole genome duplication ER-associated misfolded protein catabolic process|protein O-linked glycosylation|Unknown|protein exit from endoplasmic reticulum|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0345176370271364 0.0455551595940612 644 Poly(A) binding protein, part of the 3'-end RNA-processing complex, mediates interactions between the 5' cap structure and the 3' mRNA poly(A) tail, involved in control of poly(A) tail length, interacts with translation factor eIF-4G regulation of nuclear-transcribed mRNA poly(A) tail shortening|regulation of translational initiation poly(A) RNA binding ribosome|nucleus|cytoplasmic stress granule|cytoplasm YKL132C RMA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0344169878241909 0.0461894264265572 645 Putative dihydrofolate synthetase; has similarity to Fol3p and to E. coli folylpolyglutamate synthetase/dihydrofolate synthetase; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process tetrahydrofolylpolyglutamate synthase activity mitochondrion YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0343718922154894 0.046476010042927 646 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 YHR188C GPI16 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0343598818679051 0.0465525878777579 647 Transmembrane protein subunit of the glycosylphosphatidylinositol transamidase complex that adds GPIs to newly synthesized proteins; human PIG-Tp homolog attachment of GPI anchor to protein GPI-anchor transamidase activity GPI-anchor transamidase complex YML097C VPS9 hom FF|FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0343420064537996 0.0466667578610874 648 A guanine nucleotide exchange factor involved in vesicle-mediated vacuolar protein transport; specifically stimulates the intrinsic guanine nucleotide exchange activity of Vps21p/Rab5: similar to mammalian ras inhibitors; binds ubiquitin vacuole inheritance|protein targeting to vacuole ubiquitin binding|guanyl-nucleotide exchange factor activity cytosol YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0342938609160029 0.0469754347545277 649 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 YGL032C AGA2 hom 0.03426346041507 0.047270153278482 650 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 YLR148W PEP3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0342578271083624 0.047372662343899 651 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 YCR075W-A_p YCR075W-A hom 0.0342384826242149 0.0473326046163427 652 Putative protein of unknown function; identified by homology to Ashbya gossypii; YCR075W-A has a paralog, YNR034W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.0342285480647989 0.0474299702837613 653 Cytoplasmic DExD/H-box helicase, stimulates mRNA decapping; coordinates distinct steps in mRNA function and decay, interacts with both the decapping and deadenylase complexes, may have a role in mRNA export and translation; C-terminus of Dhh1p interacts with Ngr1p and promotes POR1, but not EDC1 mRNA decay; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|cell morphogenesis involved in conjugation with cellular fusion|stress granule assembly|cytoplasmic mRNA processing body assembly protein binding|RNA helicase activity cytoplasmic mRNA processing body|cytoplasmic stress granule|cytoplasm YCR082W AHC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0341814966550833 0.0477025237109927 654 Component of the ADA histone acetyltransferase complex; Ach2p and Ach1p are unique to the ADA complex and not shared with the related SAGA and SLIK complexes; may tether Ach1p to the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex|nucleus|cytoplasm YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0341587813527102 0.0480505092949537 655 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 YGR282C BGL2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0341086887547878 0.0481786808984291 656 Endo-beta-1,3-glucanase, major protein of the cell wall, involved in cell wall maintenance fungal-type cell wall organization 1,3-beta-glucanosyltransferase activity|glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YIL048W NEO1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0340851053338571 0.0483337675993335 657 Putative aminophospholipid translocase (flippase) involved in endocytosis and vacuolar biogenesis; localizes to endosomes and the Golgi aparatus retrograde vesicle-mediated transport, Golgi to ER|vacuole organization|endocytosis phospholipid-translocating ATPase activity|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism endosome|COPI-coated vesicle|integral to membrane|Golgi apparatus|Golgi membrane YKR020W VPS51 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL DIVISION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.034002590301267 0.0489471068312468 658 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; links the (VFT/GARP) complex to the SNARE Tlg1p vesicle organization|retrograde transport, endosome to Golgi|budding cell apical bud growth|regulation of cell size|protein targeting to vacuole protein binding Golgi apparatus|GARP complex YJR052W RAD7 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.033930974061178 0.0495274367620407 659 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 YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.033911007904772 0.0494916647894642 660 Protein of unknown function; involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far7p, Far8p, Far9p, Far10p, and Far11p; localizes to the endoplasmic reticulum; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YFL002C SPB4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0338927041928857 0.0496147402775026 661 Putative ATP-dependent RNA helicase, nucleolar protein required for synthesis of 60S ribosomal subunits at a late step in the pathway; sediments with 66S pre-ribosomes in sucrose gradients ribosomal large subunit assembly|rRNA processing ATP-dependent RNA helicase activity nucleolus|90S preribosome YMR182C RGM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0338642985637351 0.0498062498276619 662 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 YHR080C YHR080C hom FT MITOCHONDRION 0.0338517122773897 0.0499254285742992 663 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 YHR022C_p YHR022C hom FT SIGNALING 0.0337797214918988 0.0503801372642479 664 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YLR238W FAR10 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0337371094383558 0.0506713681459397 665 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far11p; potential Cdc28p substrate re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YPL066W RGL1 hom FF|FT SITE OF POLARIZED GROWTH 0.03372036296544 0.050786206676615 666 Regulator of Rho1p signaling, cofactor of Tus1p; required for the localization of Tus1p during all phases of cytokinesis; green fluorescent protein (GFP)-fusion protein localizes to the bud neck and cytoplasm; null mutant is viable and exhibits growth defect on a non-fermentable (respiratory) carbon source protein localization to bud neck molecular_function cellular bud neck|cytoplasm YML073C RPL6A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0337027995690367 0.0510452419908188 667 Ribosomal 60S subunit protein L6A; N-terminally acetylated; binds 5.8S rRNA; homologous to mammalian ribosomal protein L6, no bacterial homolog; RPL6A has a paralog, RPL6B, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YER094C PUP3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0336341760842768 0.0513806831271813 668 Beta 3 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit C10 proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YKR086W PRP16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0336206797982587 0.0514742993288078 669 DEAH-box RNA helicase involved in second catalytic step of splicing; exhibits ATP-dependent RNA unwinding activity; mediates the release of Yju2p and Cwc25p in the second step; in the absence of ATP, stabilizes the binding of Cwc25p to the spliceosome in the first catalytic step generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity|RNA-dependent ATPase activity U2-type catalytic step 2 spliceosome YCR025C_d YCR025C hom 0.0335745375997095 0.0517954405903494 670 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR025C is not an essential gene Unknown Unknown Unknown YKL027W YKL027W hom FT MITOCHONDRION 0.0334844904276706 0.0524621636511865 671 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YPL237W SUI3 het FT TRANSLATION|RIBOSOME 0.0334614770366991 0.0525894100991309 672 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 YER011W TIR1 hom 0.0334565263411883 0.0526244075626139 673 Cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; expression is downregulated at acidic pH and induced by cold shock and anaerobiosis; abundance is increased in cells cultured without shaking response to stress structural constituent of cell wall fungal-type cell wall YOR363C PIP2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0334508545657234 0.0526645264013267 674 Autoregulatory oleate-specific transcriptional activator of peroxisome proliferation, contains Zn(2)-Cys(6) cluster domain, forms heterodimer with Oaf1p, binds oleate response elements (OREs), activates beta-oxidation genes; PIP2 has a paralog, OAF1, that arose from the whole genome duplication cellular response to oleic acid|positive regulation of fatty acid beta-oxidation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription integral to membrane|nucleus YNL299W TRF5 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.03344230693573 0.0527250356333793 675 Non-canonical poly(A) polymerase, involved in nuclear RNA degradation as a component of the TRAMP complex; catalyzes polyadenylation of hypomodified tRNAs, and snoRNA and rRNA precursors; overlapping but non-redundant functions with Pap2p nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|ncRNA polyadenylation|histone mRNA catabolic process|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|snoRNA polyadenylation polynucleotide adenylyltransferase activity nucleolus|TRAMP complex YPR076W_d YPR076W hom 0.0334280700362093 0.052861297084544 676 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR007W SUI2 het FF|FT TRANSLATION|RIBOSOME 0.0333686759546579 0.0533553228740409 677 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 YGR235C MOS2 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0333513722031215 0.0534791628825615 678 Mitochondrial inner membrane protein; non-essential component of the mitochondrial inner membrane organizing system (MINOS, MitOS, or MICOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.033349636912597 0.0533847890524575 679 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 YGR173W RBG2 hom FT TRANSLATION 0.0332579755382083 0.0540441272875565 680 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 YGL256W ADH4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0331952233425866 0.0546075826619596 681 Alcohol dehydrogenase isoenzyme type IV, dimeric enzyme demonstrated to be zinc-dependent despite sequence similarity to iron-activated alcohol dehydrogenases; transcription is induced in response to zinc deficiency fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion YBR245C ISW1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0331880904169821 0.054551376848876 682 ATPase subunit of imitation-switch (ISWI) class chromatin remodelers; ATPase; forms a complex with Ioc3p (Isw1a), and a complex with Ioc2p and Ioc4p (Isw1b); Isw1a and Isw1b have partially overlapping and distinct roles, Isw1a involved in repression of transcription initiation and Isw1b involved in regulation of transcription elongation; Isw1b recruited to open reading frames by H3K36 methylation and acts with Chd1p to prevent trans-histone exchange over coding regions termination of RNA polymerase I transcription|nucleosome positioning|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|regulation of transcriptional start site selection at RNA polymerase II promoter|heterochromatin maintenance involved in chromatin silencing|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter nucleosome binding|ATPase activity|rDNA binding|DNA binding ISW1 complex|nucleolar chromatin YDR483W KRE2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0331741276621701 0.0546892874570579 683 Alpha1,2-mannosyltransferase of the Golgi; involved in protein mannosylation; KRE2 has a paralog, KTR6, that arose from the whole genome duplication N-glycan processing|cell wall mannoprotein biosynthetic process|protein O-linked glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YOL081W IRA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0331364234247015 0.0549651406101644 684 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions; similar to human neurofibromin; IRA2 has a paralog, IRA1, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|positive regulation of Ras GTPase activity|response to stress Ras GTPase activator activity mitochondrion|integral to membrane|cytoplasm YHR049C-A_d YHR049C-A hom 0.0331036042825419 0.0551698994673018 685 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR146W MRPS9 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0330787045260031 0.0553533014213749 686 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL139C YUR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0330557413235776 0.0555228893690305 687 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 YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.0330390128702541 0.0556467046852329 688 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 YBL061C SKT5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0329894605240262 0.0560148153876186 689 Activator of Chs3p (chitin synthase III) during vegetative growth; recruits Chs3p to the bud neck via interaction with Bni4p; SKT5 has a paralog, SHC1, that arose from the whole genome duplication fungal-type cell wall chitin biosynthetic process|response to osmotic stress|cytokinesis enzyme activator activity incipient cellular bud site|cellular bud neck septin ring|cellular bud neck YDR146C SWI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0328500400434751 0.0570614209144037 690 Transcription factor that recruits Mediator and Swi/Snf complexes; activates transcription of genes expressed at the M/G1 phase boundary and in G1 phase; required for expression of the HO gene controlling mating type switching; localization to nucleus occurs during G1 and appears to be regulated by phosphorylation by Cdc28p kinase; SWI5 has a paralog, ACE2, that arose from the whole genome duplication positive regulation of mating type switching|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription on exit from mitosis, from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|mediator complex binding nucleus|cytoplasm YML037C_p YML037C hom 0.0328473118464484 0.0571191141049684 691 Putative protein of unknown function with some characteristics of a transcriptional activator; may be a target of Dbf2p-Mob1p kinase; GFP-fusion protein co-localizes with clathrin-coated vesicles; YML037C is not an essential gene biological_process molecular_function clathrin-coated vesicle YIL064W SEE1 hom FT VESICLE-MEDIATED TRANSPORT 0.0328386826834695 0.0571473902145765 692 Probable lysine methyltransferase involved in the dimethylation of eEF1A (Tef1p/Tef2p); sequence similarity to S-adenosylmethionine-dependent methyltransferases of the seven beta-strand family; role in vesicular transport vesicle-mediated transport|peptidyl-lysine dimethylation protein-lysine N-methyltransferase activity cytoplasm YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0328266148078515 0.057238855722645 693 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 YBR129C OPY1 hom FT MITOCHONDRION 0.0328005451773202 0.0574368595661054 694 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 YDL081C RPP1A hom FT TRANSLATION|RIBOSOME 0.0327726400719388 0.0576494346853542 695 Ribosomal stalk protein P1 alpha, involved in the interaction between translational elongation factors and the ribosome; accumulation of P1 in the cytoplasm is regulated by phosphorylation and interaction with the P2 stalk component cytoplasmic translation|translational elongation structural constituent of ribosome cytosolic large ribosomal subunit YDL075W RPL31A hom FT TRANSLATION|RIBOSOME 0.0327407045703859 0.057893514295012 696 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 YMR037C MSN2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0327291319122681 0.0579821745282403 697 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 YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0326557450144552 0.0585470338316395 698 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 YHR030C SLT2 hom FF|FT PROTEIN LOCALIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0326551611339741 0.0593851828642478 699 Serine/threonine MAP kinase; involved in regulating maintenance of cell wall integrity, progression through the cell cycle, and nuclear mRNA retention in heat shock; required for mitophagy and pexophagy; affects recruitment of mitochondria to the phagophore assembly site (PAS); regulated by the PKC1-mediated signaling pathway protein phosphorylation|endoplasmic reticulum unfolded protein response|signal transduction|UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|regulation of transcription factor import into nucleus|barrier septum assembly|response to acid|regulation of cell size MAP kinase activity|protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm|cellular bud tip YER129W SAK1 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0325917200693017 0.0590813684438454 700 Upstream serine/threonine kinase for the SNF1 complex; partially redundant with Elm1p and Tos3p; members of this family have functional orthology with LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process|DNA-dependent DNA replication protein serine/threonine kinase activity|protein kinase activity cytoplasm YBR193C MED8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0325689571948458 0.0592209281419768 701 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II transcription corepressor activity|structural molecule activity core mediator complex YPR146C_d YPR146C hom 0.032563202633617 0.0592658379901103 702 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFL009W CDC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0325162789122675 0.0596711311224883 703 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 YGL095C VPS45 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0325142642751099 0.0597631062839644 704 Protein of the Sec1p/Munc-18 family, essential for vacuolar protein sorting; required for the function of Pep12p and the early endosome/late Golgi SNARE Tlg2p; essential for fusion of Golgi-derived vesicles with the prevacuolar compartment vacuole inheritance|CVT pathway|positive regulation of SNARE complex assembly|Golgi vesicle fusion to target membrane|Golgi to vacuole transport|vacuole organization|vacuolar acidification|protein targeting to vacuole|Golgi to endosome transport unfolded protein binding|SNARE binding cytosol|SNARE complex|Golgi membrane|extrinsic to membrane YAR018C KIN3 hom FT PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0324858947916873 0.0598719091136456 705 Nonessential serine/threonine protein kinase; possible role in DNA damage response chromosome segregation|protein phosphorylation protein kinase activity cellular_component YLR320W MMS22 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0324427170345172 0.0604041706161782 706 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 YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0324423871431595 0.0602152500264946 707 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 YNL329C PEX6 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.032436865638613 0.0602589394618536 708 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 YDR084C TVP23 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0324197023075512 0.0603949137282327 709 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|cytoplasm YER077C_p YER077C hom FT MITOCHONDRION 0.0324126055832614 0.0604512108466133 710 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function mitochondrion YHR132C ECM14 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS 0.032369481461998 0.0607942427509548 711 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 YDR140W MTQ2 hom FT TRANSLATION|NUCLEUS 0.0323461134817858 0.060980796394449 712 S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; subunit of complex with Trm112p that methylates translation release factor Sup45p (eRF1) in the ternary complex eRF1-eRF3-GTP; similar to E.coli PrmC peptidyl-glutamine methylation|regulation of translation protein methyltransferase activity|S-adenosylmethionine-dependent methyltransferase activity eRF1 methyltransferase complex|nucleus|cytoplasm YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.032255086770154 0.0617120151206748 713 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 YJR063W RPA12 hom FF|FT NUCLEUS 0.0322260755201289 0.0619465817776695 714 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 YML067C ERV41 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.032166944114554 0.062426964780656 715 Protein localized to COPII-coated vesicles, forms a complex with Erv46p; involved in the membrane fusion stage of transport; has homology to human ERGIC2 (PTX1) protein ER to Golgi vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YJL176C SWI3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0321645534755565 0.0624464509057652 716 Subunit of the SWI/SNF chromatin remodeling complex; SWI/SNF regulates transcription by remodeling chromosomes; required for transcription of many genes, including ADH1, ADH2, GAL1, HO, INO1 and SUC2; relocates to the cytosol under hypoxic conditions cellular alcohol catabolic process|ATP-dependent chromatin remodeling|positive regulation of mating type switching|sucrose catabolic process|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter histone binding|DNA binding SWI/SNF complex|nucleus YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0321100324551621 0.0630887367694067 717 Type II CAAX prenyl protease involved in the proteolysis and maturation of Ras and the a-factor mating pheromone CAAX-box protein processing|peptide pheromone maturation|protein processing metalloendopeptidase activity integral to endoplasmic reticulum membrane|integral to membrane YDR478W SNM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.032101725741438 0.0629603658164267 718 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 YAR014C BUD14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0320698145079621 0.0633014975948719 719 Protein involved in bud-site selection; Bud14p-Glc7p complex is a cortical regulator of dynein; inhibitor of the actin assembly factor Bnr1p (formin); diploid mutants display a random budding pattern instead of the wild-type bipolar pattern; relative distribution to the nucleus increases upon DNA replication stress regulation of cell shape during vegetative growth phase|regulation of protein localization|regulation of transcription, DNA-dependent|cytoskeleton organization|negative regulation of actin filament polymerization protein phosphatase type 1 regulator activity incipient cellular bud site|cellular bud neck|cellular bud tip YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0320470964076254 0.0635679752927944 720 RNA polymerase II third largest subunit B44, part of central core; similar to prokaryotic alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity nucleoplasm|DNA-directed RNA polymerase II, core complex YGR214W RPS0A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0320459798689477 0.0635772072987208 721 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 YPL126W NAN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0320162228016905 0.0636653676369934 722 U3 snoRNP protein, component of the small (ribosomal) subunit (SSU) processosome containing U3 snoRNA; required for the biogenesis of18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|RENT complex|90S preribosome YDL074C BRE1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0320041004466675 0.0637658462930082 723 E3 ubiquitin ligase, forms heterodimer with Rad6p to monoubiquinate histone H2B-K123, which is required for the subsequent methylation of histone H3-K4 and H3-K79; required for DSBR, transcription, silencing, and checkpoint control mitotic cell cycle G1/S transition DNA damage checkpoint|intra-S DNA damage checkpoint|meiotic DNA double-strand break formation|histone monoubiquitination|double-strand break repair via homologous recombination|transcription from RNA polymerase II promoter|chromatin silencing at telomere ubiquitin-protein ligase activity nuclear chromatin YLR440C SEC39 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0319928366516099 0.0638593259046878 724 Component of the Dsl1p tethering complex that interacts with ER SNAREs Sec20p and Use1p; proposed to be involved in protein secretion; localizes to the ER and nuclear envelope retrograde vesicle-mediated transport, Golgi to ER|vesicle-mediated transport|ER-dependent peroxisome organization molecular_function Dsl1p complex|nuclear envelope|endoplasmic reticulum|peroxisome|endoplasmic reticulum membrane YPL125W KAP120 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0319661621786994 0.0640811518568054 725 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 YNL116W DMA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0319033960192039 0.064605627268826 726 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 YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.0318962276263606 0.0646657511726083 727 Protein involved in regulated synthesis of PtdIns(3,5)P(2), in control of trafficking of some proteins to the vacuole lumen via the MVB, and in maintenance of vacuole size and acidity; interacts with Fig4p; activator of Fab1p phosphatidylinositol biosynthetic process|positive regulation of kinase activity protein binding, bridging fungal-type vacuole membrane|PAS complex|extrinsic to vacuolar membrane YLR115W CFT2 het FT RNA PROCESSING|NUCLEUS 0.0318489148618951 0.0650637389832163 728 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 YCR098C GIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0317576015197074 0.0658375632849727 729 Plasma membrane permease, mediates uptake of glycerophosphoinositol and glycerophosphocholine as sources of the nutrients inositol and phosphate; expression and transport rate are regulated by phosphate and inositol availability transmembrane transport|glycerophosphodiester transport glycerophosphodiester transmembrane transporter activity integral to membrane|plasma membrane YPR015C_p YPR015C hom 0.0317260350049166 0.066106827319201 730 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest biological_process sequence-specific DNA binding cellular_component YJR097W JJJ3 hom FT NUCLEUS 0.0316756848869239 0.066538193134985 731 Protein of unknown function, contains a CSL Zn finger and a DnaJ-domain; involved in diphthamide biosynthesis; ortholog human Dph4 peptidyl-diphthamide biosynthetic process from peptidyl-histidine ferrous iron binding nucleus|cytoplasm YIR039C YPS6 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0315366892028059 0.0677410551814217 732 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 YER019C-A SBH2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0314799573479198 0.0684431722332567 733 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 YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0314637132714866 0.0683797087207737 734 MADS-box transcription factor; component of the protein kinase C-mediated MAP kinase pathway involved in the maintenance of cell integrity; phosphorylated and activated by the MAP-kinase Slt2p; RLM1 has a paralog, SMP1, that arose from the whole genome duplication signal transduction|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|DNA binding, bending|sequence-specific DNA binding nucleus YOR243C PUS7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0314313471559644 0.0687058473142902 735 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 YFR023W PES4 hom FT NUCLEUS 0.0314181387884283 0.0687810605629999 736 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 YIL057C RGI2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0313535723012514 0.0693529760162065 737 Protein of unknown function involved in energy metabolism under respiratory conditions; expression induced under carbon limitation and repressed under high glucose energy reserve metabolic process molecular_function cytoplasm YGL254W FZF1 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0313164399968629 0.0696836499041942 738 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 YJR046W TAH11 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.0313041761911826 0.0697931464401895 739 DNA replication licensing factor, required for pre-replication complex assembly regulation of DNA-dependent DNA replication initiation|double-strand break repair via break-induced replication|pre-replicative complex assembly DNA replication origin binding|ATP binding pre-replicative complex|nucleus|cytoplasm YDR300C PRO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0312834031250181 0.0699789393836849 740 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 YJL092W SRS2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0312798685407745 0.0700105928303099 741 DNA helicase and DNA-dependent ATPase involved in DNA repair and checkpoint recovery, needed for proper timing of commitment to meiotic recombination and transition from Meiosis I to II; blocks trinucleotide repeat expansion; affects genome stability DNA repair|double-strand break repair via nonhomologous end joining|DNA duplex unwinding DNA helicase activity nucleus YML089C_d YML089C hom 0.0312617217868721 0.0701732883997826 742 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 YIL026C IRR1 het FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0311659153238324 0.0712482313223455 743 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 YLR278C_p YLR278C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0311605859948902 0.0710857153538746 744 Zinc-cluster protein; GFP-fusion protein localizes to the nucleus; mutant shows moderate growth defect on caffeine; has a prion-domain like fragment that increases frequency of [URE3]; YLR278C is not an essential gene biological_process sequence-specific DNA binding nucleus YML030W RCF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0311098285762122 0.0715895748499377 745 Cytochrome c oxidase subunit; required for assembly of the Complex III-Complex IV supercomplex, and for assembly of Cox13p and Rcf2p into cytochrome c oxidase; similar to Rcf2p, and either Rcf1p or Rcf2p is required for late-stage assembly of the Cox12p and Cox13p subunits and for cytochrome c oxidase activity; required for growth under hypoxic conditions; member of the hypoxia induced gene family; C. elegans and human orthologs are functional in yeast mitochondrial respiratory chain complex IV assembly|mitochondrial respiratory chain supercomplex assembly molecular_function mitochondrion|mitochondrial respiratory chain supercomplex|integral to mitochondrial inner membrane|mitochondrial respiratory chain complex IV YDR360W_d OPI7 hom 0.0310821775671308 0.0717997715055345 746 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene VID21/YDR359C. Unknown Unknown Unknown YDR481C PHO8 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0310694916215018 0.0719158510391462 747 Repressible vacuolar alkaline phosphatase; regulated by levels of Pi and by Pho4p, Pho9p, Pho80p, Pho81p and Pho85p; dephosphorylates phosphotyrosyl peptides; contributes to NAD+ metabolism by producing nicotinamide riboside from NMN nicotinamide nucleotide metabolic process|protein dephosphorylation nucleotide phosphatase activity|alkaline phosphatase activity fungal-type vacuole membrane YJR066W TOR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0309886464804976 0.0726592186933608 748 PIK-related protein kinase and rapamycin target; subunit of TORC1, a complex that controls growth in response to nutrients by regulating translation, transcription, ribosome biogenesis, nutrient transport and autophagy; involved in meiosis; TOR1 has a paralog, TOR2, that arose from the whole genome duplication regulation of cell cycle|G1 phase of mitotic cell cycle|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell growth|response to DNA damage stimulus|mitochondria-nucleus signaling pathway|ribosome biogenesis|meiosis|signal transduction|TOR signaling cascade|fungal-type cell wall organization|negative regulation of autophagy protein binding|protein kinase activity TORC1 complex|fungal-type vacuole membrane|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus|Golgi membrane|cytoplasm YML036W CGI121 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0309483476663707 0.0731605236880594 749 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 YDR200C VPS64 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0309321544818172 0.0731823823642023 750 Protein required for cytoplasm to vacuole targeting of proteins; forms a complex with Far3p and Far7p to Far11p involved in recovery from pheromone-induced cell cycle arrest; mutant has increased aneuploidy tolerance re-entry into mitotic cell cycle after pheromone arrest|protein targeting to vacuole molecular_function endoplasmic reticulum membrane|cytoplasm YHR022C-A_p YHR022C-A hom 0.0307788547050246 0.0746176044255441 751 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YJR118C ILM1 hom FF|FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0307528219258327 0.0748635962532666 752 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 YLR422W_p YLR422W hom 0.0307269609457507 0.0751086198040044 753 Protein of unknown function with similarity to human DOCK proteins (guanine nucleotide exchange factors); interacts with Ino4p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, YLR422W is not an essential protein biological_process molecular_function cytoplasm YGR119C NUP57 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0306893218867445 0.0755972050158038 754 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup49p) NLS-bearing substrate import into nucleus|protein import into nucleus|nuclear pore organization|protein targeting to nuclear inner membrane nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YNL300W_p TOS6 hom 0.0306888015217978 0.0754713617830083 755 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 YLR005W SSL1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0306648479904399 0.0758308171058381 756 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 YCL050C APA1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0306482632730167 0.0758582812337201 757 AP4A phosphorylase; bifunctional diadenosine 5',5'''-P1,P4-tetraphosphate phosphorylase and ADP sulfurylase involved in catabolism of bis(5'-nucleosidyl) tetraphosphates; catalyzes phosphorolysis of dinucleoside oligophosphates, cleaving substrates' alpha/beta-anhydride bond and introducing Pi into the beta-position of the corresponding NDP formed; protein abundance increases under DNA replication stress; APA1 has a paralog, APA2, that arose from the whole genome duplication nucleotide biosynthetic process|nucleoside catabolic process bis(5'-nucleosyl)-tetraphosphatase activity|sulfate adenylyltransferase (ADP) activity nucleus|cytoplasm YNL178W RPS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0305701173810548 0.0766087136968361 758 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 YDR450W RPS18A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|MITOCHONDRION|RIBOSOME 0.0305643154857638 0.0766646695292098 759 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 YOR041C_d YOR041C hom 0.0305263728875312 0.0770754978502875 760 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the uncharacterized gene CUE5; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.030519409069827 0.0774524074500739 761 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 YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0305159748361314 0.0771321822940501 762 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 YHR124W NDT80 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0304880228125371 0.0774035702136348 763 Meiosis-specific transcription factor required for exit from pachytene and for full meiotic recombination; activates middle sporulation genes; competes with Sum1p for binding to promoters containing middle sporulation elements (MSE) meiosis|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nuclear chromosome YNL307C MCK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0304833193996926 0.0774493122766808 764 Protein serine/threonine/tyrosine (dual-specificity) kinase; involved in control of chromosome segregation and in regulating entry into meiosis; interacts with Clb2p and Mih1p; inhibits Clb2p-Cdk1 activity; related to mammalian glycogen synthase kinases of the GSK-3 family meiosis|double-strand break repair via nonhomologous end joining|ascospore formation|protein phosphorylation|response to stress|mitotic sister chromatid segregation protein serine/threonine/tyrosine kinase activity|protein serine/threonine kinase activity|protein kinase activity cellular_component YHR108W GGA2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0304223189414923 0.0780445558906971 765 Protein that interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner to facilitate traffic through the late Golgi; binds phosphatidylinositol 4-phosphate, which plays a role in TGN localization; has homology to gamma-adaptin protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to vacuole transport|Golgi to endosome transport ubiquitin binding|phosphatidylinositol-4-phosphate binding trans-Golgi network YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0303625718451126 0.0793926806502308 766 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 YER182W_p FMP10 hom FT MITOCHONDRION 0.0303558683863272 0.0786972130019713 767 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 YMR067C UBX4 hom FT PROTEOLYSIS|NUCLEUS 0.0303194496797906 0.079056785259537 768 UBX domain-containing protein that interacts with Cdc48p; involved in degradation of polyubiquitinated proteins via the ERAD (ER-associated degradation) pathway; modulates the Cdc48p-Nplp-Ufd1p AAA ATPase complex during its role in delivery of misfolded proteins to the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|sporulation resulting in formation of a cellular spore protein complex binding nucleus|cytoplasm|extrinsic to membrane YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0303158958135169 0.0790919450092796 769 Aconitase, required for the tricarboxylic acid (TCA) cycle and also independently required for mitochondrial genome maintenance; phosphorylated; component of the mitochondrial nucleoid; mutation leads to glutamate auxotrophy propionate metabolic process|glutamate biosynthetic process|tricarboxylic acid cycle|mitochondrial genome maintenance|citrate metabolic process double-stranded DNA binding|aconitate hydratase activity|single-stranded DNA binding mitochondrial nucleoid|cytosol|mitochondrion|mitochondrial matrix YLR449W FPR4 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0302780155925432 0.0795123349346262 770 Peptidyl-prolyl cis-trans isomerase (PPIase) (proline isomerase) localized to the nucleus; catalyzes isomerization of proline residues in histones H3 and H4, which affects lysine methylation of those histones histone peptidyl-prolyl isomerization|negative regulation of histone H3-K36 methylation|regulation of transcription by chromatin organization|chromatin silencing at rDNA|nucleosome assembly peptidyl-prolyl cis-trans isomerase activity|macrolide binding chromatin|nucleus YPL222W_p FMP40 hom FT MITOCHONDRION 0.0302457301139991 0.0800136773977892 771 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 YOR206W NOC2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0301709725220577 0.0807626890116883 772 Protein that forms a nucleolar complex with Mak21p that binds to 90S and 66S pre-ribosomes, as well as a nuclear complex with Noc3p that binds to 66S pre-ribosomes; both complexes mediate intranuclear transport of ribosomal precursors ribosomal subunit export from nucleus|ribosome assembly molecular_function mitochondrion|nucleus|Noc2p-Noc3p complex|Noc1p-Noc2p complex YML041C VPS71 hom FF|FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|VACUOLAR TRANSPORT|NUCLEUS|CHROMOSOME 0.0301679590898658 0.08092901603073 773 Nucleosome-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|protein targeting to vacuole|histone exchange nucleosome binding Swr1 complex|nucleus YDR363W-A SEM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0301132736812266 0.0811176814445633 774 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 YPR143W RRP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0301034597839733 0.081216856049066 775 Nucleolar protein, constituent of pre-60S ribosomal particles; required for proper processing of the 27S pre-rRNA at the A3 and B1 sites to yield mature 5.8S and 25S rRNAs maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|preribosome, large subunit precursor YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.030101994734446 0.0812770469564396 776 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 YMR013C SEC59 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0300524694882112 0.0817337243299809 777 Dolichol kinase, catalyzes the terminal step in dolichyl monophosphate (Dol-P) biosynthesis; required for viability and for normal rates of lipid intermediate synthesis and protein N-glycosylation protein glycosylation dolichol kinase activity integral to membrane|endoplasmic reticulum membrane YGR070W ROM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0299290159990285 0.0832259966808532 778 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 YMR290W-A_d YMR290W-A het FF 0.0298501250206726 0.0838111617198705 779 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 YDL153C SAS10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS 0.029795822591635 0.0845149301632085 780 Essential subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit; disrupts silencing when overproduced; 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)|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|nucleus YLR324W PEX30 hom FF|FT PEROXISOME ORGANIZATION 0.0297938556017724 0.0843964034670948 781 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 YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0297047628789607 0.0853297866271062 782 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YNL254C RTC4 hom FT NUCLEUS 0.0296850305217379 0.0855376376688708 783 Protein of unknown function; null mutation suppresses cdc13-1 temperature sensitivity; (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YJL161W_p FMP33 hom FT MITOCHONDRION 0.0296827479090419 0.0855617079735707 784 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 YOR276W CAF20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0296248698371085 0.0861738668373711 785 Phosphoprotein of the mRNA cap-binding complex involved in translational control, repressor of cap-dependent translation initiation, competes with eIF4G for binding to eIF4E negative regulation of translation|positive regulation of cytoplasmic mRNA processing body assembly translation regulator activity mRNA cap binding complex YML026C RPS18B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|MITOCHONDRION|RIBOSOME 0.0296067291618642 0.0865542307772586 786 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 YDR238C SEC26 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0295725474791001 0.0867303035835886 787 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 YOR354C MSC6 hom FT CELL CYCLE|MITOCHONDRION 0.029557051987247 0.0869427038045124 788 Protein of unknown function; mutant is defective in directing meiotic recombination events to homologous chromatids; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies reciprocal meiotic recombination molecular_function mitochondrion YHR197W RIX1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0295251115313388 0.0872372771351193 789 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 YPL192C PRM3 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0295026975494338 0.0874776576622992 790 Pheromone-regulated protein required for nuclear envelope fusion during karyogamy; localizes to the outer face of the nuclear membrane; interacts with Kar5p at the spindle pole body karyogamy involved in conjugation with cellular fusion|nuclear membrane fusion involved in karyogamy molecular_function nuclear envelope|spindle pole body|extrinsic to nuclear outer membrane YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0294331854447942 0.0883689307411376 791 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 YIL044C AGE2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0293891688552764 0.0887509914785601 792 ADP-ribosylation factor (ARF) GTPase activating protein (GAP) effector, involved in Trans-Golgi-Network (TGN) transport; contains C2C2H2 cysteine/histidine motif ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport ARF GTPase activator activity clathrin-coated vesicle YGL023C PIB2 hom FT VESICLE-MEDIATED TRANSPORT|MITOCHONDRION 0.0292948315285807 0.0899720439042551 793 Protein of unknown function; contains FYVE domain; similar to Fab1 and Vps27 biological_process molecular_function mitochondrion YPL068C_p YPL068C hom FT NUCLEUS 0.0292142082199765 0.0906195165940858 794 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus YGL262W_p YGL262W hom 0.0292018030628139 0.0907566264322468 795 Putative protein of unknown function; null mutant displays elevated sensitivity to expression of a mutant huntingtin fragment or of alpha-synuclein; YGL262W is not an essential gene biological_process molecular_function cellular_component YDR071C PAA1 hom FT CHROMATIN ORGANIZATION 0.0291830122356537 0.0909646324399049 796 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 YNL062C GCD10 het FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0290877896035569 0.0923646489539893 797 Subunit of tRNA (1-methyladenosine) methyltransferase with Gcd14p, required for the modification of the adenine at position 58 in tRNAs, especially tRNAi-Met; first identified as a negative regulator of GCN4 expression tRNA methylation tRNA (adenine-N1-)-methyltransferase activity tRNA (m1A) methyltransferase complex|nucleus YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0290550550756919 0.0924398638167981 798 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 YNL072W RNH201 hom FT NUCLEUS 0.0290496659423752 0.0924517458756214 799 Ribonuclease H2 catalytic subunit, removes RNA primers during Okazaki fragment synthesis and errant ribonucleotides misincorporated during DNA replication; homolog of RNAse HI; related to human AGS4 which causes Aicardi-Goutieres syndrome DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus YJR032W CPR7 hom 0.0288288414896018 0.0949572962989032 800 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds to Hsp82p and contributes to chaperone activity protein refolding|response to stress unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytosol YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0288034110774093 0.0952492974457251 801 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 YHR194W MDM31 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|NUCLEUS|MITOCHONDRION 0.0287818639849518 0.0954972711125612 802 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 YLR240W VPS34 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0287652756213032 0.0956885293010145 803 Phosphatidylinositol (PI) 3-kinase that synthesizes PI-3-phosphate; forms membrane-associated signal transduction complex with Vps15p to regulate protein sorting; activated by the GTP-bound form of Gpa1p; a fraction is localized, with Vps15p, to nuclear pores at nucleus-vacuole junctions and may facilitate transcription elongation for genes positioned at the nuclear periphery peroxisome degradation|phosphatidylinositol phosphorylation|protein phosphorylation 1-phosphatidylinositol-3-kinase activity|protein kinase activity endosome|fungal-type vacuole membrane|phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|peroxisome|pre-autophagosomal structure YLL006W MMM1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0287276635649063 0.0962225405879411 804 ER integral membrane protein, component of the ERMES complex that links the ER to mitochondria and may promote inter-organellar calcium and phospholipid exchange as well as coordinating mitochondrial DNA replication and growth mitochondrion organization|mitochondrial genome maintenance|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrion|integral to endoplasmic reticulum membrane|ERMES complex YML123C PHO84 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0287173793355767 0.0962921061325953 805 High-affinity inorganic phosphate (Pi) transporter and low-affinity manganese transporter; regulated by Pho4p and Spt7p; mutation confers resistance to arsenate; exit from the ER during maturation requires Pho86p; cells overexpressing Pho84p accumulate heavy metals but do not develop symptoms of metal toxicity phosphate ion transport|manganese ion transport|polyphosphate metabolic process manganese ion transmembrane transporter activity|inorganic phosphate transmembrane transporter activity integral to membrane|integral to plasma membrane YIL109C SEC24 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0287126628848795 0.0963964780351167 806 Component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, required for cargo selection during vesicle formation in ER to Golgi transport; homologous to Sfb2p and Sfb3p cargo loading into COPII-coated vesicle signal sequence binding COPII vesicle coat YGL121C GPG1 hom FT SIGNALING 0.0286510016330122 0.097014412062379 807 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 YBR263W SHM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0286424641163218 0.0971140566124677 808 Mitochondrial serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis; reverse reaction generates serine serine family amino acid biosynthetic process|one-carbon metabolic process glycine hydroxymethyltransferase activity mitochondrion YBL089W AVT5 hom 0.0286241714815835 0.0973278321697852 809 Putative transporter; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters; AVT5 has a paralog, AVT6, that arose from the whole genome duplication transport transporter activity integral to membrane YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0286094519881495 0.0975001233420626 810 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 YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0285531147263181 0.0981618011668887 811 Nuclear protein; possibly involved in regulation of cation stress responses and/or in the establishment of bipolar budding pattern; relative distribution to the nucleus decreases upon DNA replication stress bipolar cellular bud site selection|response to stress molecular_function nucleus YGR027C RPS25A hom FT TRANSLATION|RIBOSOME 0.0285459352822048 0.0982463802669578 812 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S25, no bacterial homolog; RPS25A has a paralog, RPS25B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0285289206152593 0.0988998922121747 813 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 YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0285118713336318 0.0989000260039293 814 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 YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.028490889891922 0.0988967898380992 815 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 YNL270C ALP1 hom FT PLASMA MEMBRANE 0.0284345283970197 0.0996167957236342 816 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 YOR371C GPB1 hom FT SIGNALING|PROTEOLYSIS|PLASMA MEMBRANE 0.0283484137153342 0.100596231900947 817 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 YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0283423181018571 0.100669455529919 818 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 YGL057C GEP7 hom FT MITOCHONDRION 0.0283190273250867 0.100949627369505 819 Protein of unknown function; null mutant exhibits a respiratory growth defect and synthetic interactions with prohibitin (phb1) and gem1; authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.0283157941449157 0.101243104712708 820 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 YDL052C SLC1 hom FT LIPID METABOLISM 0.028281560887465 0.10140162506609 821 1-acyl-sn-glycerol-3-phosphate acyltransferase, catalyzes the acylation of lysophosphatidic acid to form phosphatidic acid, a key intermediate in lipid metabolism; enzymatic activity detected in lipid particles and microsomes glycerophospholipid biosynthetic process 1-acylglycerol-3-phosphate O-acyltransferase activity lipid particle YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0282463411070994 0.102391208771295 822 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 YOR321W PMT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0282123170012996 0.102241226988776 823 Protein O-mannosyltransferase; transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; acts in a complex with Pmt5p, can instead interact with Pmt1p in some conditions; antifungal drug target; PMT3 has a paralog, PMT2, that arose from the whole genome duplication protein O-linked glycosylation|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YPL100W ATG21 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0281607876015951 0.102869617058303 824 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 YER095W RAD51 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.028159747220517 0.102882335833782 825 Strand exchange protein, forms a helical filament with DNA that searches for homology; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; homolog of Dmc1p and bacterial RecA protein strand invasion|telomere maintenance via recombination|heteroduplex formation|meiotic joint molecule formation|reciprocal meiotic recombination|double-strand break repair via single-strand annealing recombinase activity|single-stranded DNA binding|DNA-dependent ATPase activity condensed nuclear chromosome|nuclear chromosome YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0281139300249681 0.103443697020348 826 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 YCL057W PRD1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0280457931806616 0.104283020603365 827 Zinc metalloendopeptidase; found in the cytoplasm and intermembrane space of mitochondria; with Cym1p, involved in degradation of mitochondrial proteins and of presequence peptides cleaved from imported proteins; protein abundance increases in response to DNA replication stress proteolysis metalloendopeptidase activity mitochondrion|cytoplasm|mitochondrial intermembrane space YOR093C_p YOR093C hom FT NUCLEUS 0.0280442077314528 0.104354287993646 828 Putative protein of unknown function; deletion causes sensitivity to unfolded protein response-inducing agents biological_process molecular_function integral to membrane YKL191W DPH2 hom 0.0280000586225175 0.10484941441136 829 Protein required, along with Dph1p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph1p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0279923867962911 0.104944663810477 830 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 YGL212W VAM7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0279901249517286 0.105336204244708 831 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 YIL121W QDR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0279865365029422 0.105017344135781 832 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 YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.0279823228219867 0.105329297996063 833 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 YOR310C NOP58 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.027976449074273 0.105350437226992 834 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 YJR062C NTA1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0279480759447789 0.105496148427378 835 Amidase, removes the amide group from N-terminal asparagine and glutamine residues to generate proteins with N-terminal aspartate and glutamate residues that are targets of ubiquitin-mediated degradation cellular protein modification process|protein catabolic process protein-N-terminal asparagine amidohydrolase activity mitochondrion YIL098C FMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.027927266177209 0.105755934840934 836 Mitochondrial matrix protein, required for assembly or stability at high temperature of the F1 sector of mitochondrial F1F0 ATP synthase; null mutant temperature sensitive growth on glycerol is suppressed by multicopy expression of Odc1p mitochondrial proton-transporting ATP synthase complex assembly molecular_function mitochondrion|mitochondrial matrix YOR073W SGO1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0279103084975641 0.105968007150257 837 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 YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0278726256859332 0.106440474329591 838 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 YMR001C CDC5 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0278598757613635 0.106966902124701 839 Polo-like kinase with multiple functions in mitosis and cytokinesis through substrate phosphorylation, also functions in adaptation to DNA damage during meiosis; has similarity to Xenopus Plx1 and S. pombe Plo1p; possible Cdc28p substrate synaptonemal complex disassembly|spindle assembly involved in meiosis|protein phosphorylation|resolution of meiotic recombination intermediates|positive regulation of spindle pole body separation protein kinase activity nucleus|cellular bud neck|spindle pole YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.027851410595389 0.106707202667444 840 Essential t-SNARE that forms a complex with Tlg2p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds the docking complex VFT (Vps fifty-three) through interaction with Vps51p endocytosis|vesicle fusion SNAP receptor activity trans-Golgi network|SNARE complex|endosome YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0278175243155167 0.107134338501642 841 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 YLR142W PUT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0278031430824954 0.107368421680882 842 Proline oxidase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; PUT1 transcription is induced by Put3p in the presence of proline and the absence of a preferred nitrogen source glutamate biosynthetic process|proline catabolic process to glutamate proline dehydrogenase activity mitochondrion YNL206C RTT106 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0278026861293183 0.107321799245051 843 Histone chaperone, involved in regulation of chromatin structure in both transcribed and silenced chromosomal regions; affects transcriptional elongation; has a role in regulation of Ty1 transposition DNA replication-independent nucleosome assembly|negative regulation of transcription from RNA polymerase II promoter|transcription elongation from RNA polymerase II promoter|DNA replication-dependent nucleosome assembly|heterochromatin assembly involved in chromatin silencing double-stranded DNA binding|histone binding nucleus YDR314C RAD34 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0277898961531378 0.107483591899824 844 Protein involved in nucleotide excision repair (NER); homologous to RAD4 nucleotide-excision repair molecular_function nucleus YMR299C DYN3 hom FT CYTOSKELETON 0.0277445203653589 0.108059151822617 845 Dynein light intermediate chain (LIC); localizes with dynein, null mutant is defective in nuclear migration nuclear migration along microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YKL175W ZRT3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0276978801582871 0.108653288667187 846 Vacuolar membrane zinc transporter, transports zinc from storage in the vacuole to the cytoplasm when needed; transcription is induced under conditions of zinc deficiency cellular zinc ion homeostasis|zinc ion transport zinc ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YPL117C IDI1 het FT LIPID METABOLISM|NUCLEUS 0.027684783134671 0.108820591797434 847 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 YOR165W SEY1 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0276631823964291 0.109096967436597 848 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 YDL104C QRI7 hom FT RNA PROCESSING|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0276236228902133 0.109604558960336 849 Highly conserved mitochondrial protein, essential for t6A modification of mitochondrial tRNAs that decode ANN codons; similar to Kae1p and E. coli YgjD, both of which are also required for tRNA t6A modification mitochondrial tRNA threonylcarbamoyladenosine modification molecular_function mitochondrion YMR004W MVP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|NUCLEUS 0.0275992531335807 0.10991817708878 850 Protein required for sorting proteins to the vacuole; Mvp1p and Vps1p act in concert to promote membrane traffic to the vacuole; participates in transcription initiation and/or early elongation of specific genes; interacts with foot domain of RNA polymerase II; deletion results in abnormal CTD-Ser5 phosphorylation of RNA polymerase II at specific promoter regions; protein abundance increases in response to DNA replication stress protein targeting to vacuole phosphatidylinositol-3-phosphate binding nucleus|cytoplasm YAL037C-A_p YAL037C-A hom 0.0275547470688805 0.110492761357531 851 Putative protein of unknown function biological_process molecular_function cellular_component YNL135C FPR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0275521668051742 0.11068568223715 852 Peptidyl-prolyl cis-trans isomerase (PPIase), binds to the drugs FK506 and rapamycin; also binds to the nonhistone chromatin binding protein Hmo1p and may regulate its assembly or function protein folding|chromatin organization|homoserine metabolic process peptidyl-prolyl cis-trans isomerase activity|macrolide binding mitochondrion|nucleus|cytoplasm YJL147C_p YJL147C hom FT MITOCHONDRION 0.0275360399978602 0.110734980951584 853 Mitochondrial protein of unknown function; homozygous diploid deletion strain has a sporulation defect characterized by elevated dityrosine in the soluble fraction; expression induced by calcium shortage; YJL147W is a non-essential gene biological_process molecular_function mitochondrion YNR040W_p YNR040W hom FT MITOCHONDRION 0.0275086758220763 0.111143328026979 854 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 YGL043W DST1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS 0.0274667119092293 0.111636299112824 855 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 YLR116W MSL5 het FT RNA PROCESSING|NUCLEUS 0.02745983592766 0.111726006596777 856 Component of the commitment complex, which defines the first step in the splicing pathway; essential protein that interacts with Mud2p and Prp40p, forming a bridge between the intron ends; also involved in nuclear retention of pre-mRNA mRNA splicing, via spliceosome pre-mRNA branch point binding commitment complex YOR184W SER1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0274398164586735 0.112362503650799 857 3-phosphoserine aminotransferase; catalyzes the formation of phosphoserine from 3-phosphohydroxypyruvate, required for serine and glycine biosynthesis; regulated by the general control of amino acid biosynthesis mediated by Gcn4p; protein abundance increases in response to DNA replication stress serine family amino acid biosynthetic process|L-serine biosynthetic process|purine nucleobase biosynthetic process O-phospho-L-serine:2-oxoglutarate aminotransferase activity cytoplasm YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0274369887268267 0.112024490878667 858 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 YMR093W UTP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0273903643624671 0.113227066051732 859 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 YPR064W_d YPR064W hom 0.0273885886886503 0.112658883233839 860 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR250C_d YDR250C hom 0.0273662728639259 0.112952334617439 861 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YBR269C_p FMP21 hom FT MITOCHONDRION 0.0272811972282417 0.114076599314303 862 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 YIL111W COX5B hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0272299923321205 0.114757499523477 863 Subunit Vb of cytochrome c oxidase; cytochrome c oxidase is the terminal member of the mitochondrial inner membrane electron transport chain; Cox5Bp is predominantly expressed during anaerobic growth while its isoform Va (Cox5Ap) is expressed during aerobic growth; COX5B has a paralog, COX5A, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity|nitrite reductase (NO-forming) activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YLL002W RTT109 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0272024127607922 0.115396790137472 864 Histone acetyltransferase critical for cell survival in the presence of DNA damage during S phase; acetylates H3-K56 and H3-K9; involved in non-homologous end joining and in regulation of Ty1 transposition; interacts physically with Vps75p negative regulation of transposition, RNA-mediated|histone acetylation|double-strand break repair via nonhomologous end joining|response to DNA damage stimulus|regulation of transcription from RNA polymerase II promoter in response to stress H3 histone acetyltransferase activity nucleus YJR125C ENT3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|CYTOSKELETON 0.0271936001538919 0.115243366764839 865 Protein containing an N-terminal epsin-like domain involved in clathrin recruitment and traffic between the Golgi and endosomes; associates with the clathrin adaptor Gga2p late endosome to vacuole transport via multivesicular body sorting pathway|early endosome to Golgi transport|actin filament organization|endocytosis|actin cortical patch assembly|Golgi to endosome transport protein binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding clathrin vesicle coat|actin cortical patch YGR165W MRPS35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0271929227521952 0.115632537983755 866 Mitochondrial ribosomal protein of the small subunit; null mutant does not grow on glycerol, is sensitive to 2,4-dichlorophenol, and accumulates large lipid droplets mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0271404624751023 0.11595570365797 867 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 YPL087W YDC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0270825126915 0.116736487412386 868 Alkaline dihydroceramidase, involved in sphingolipid metabolism; preferentially hydrolyzes dihydroceramide to a free fatty acid and dihydrosphingosine; has a minor reverse activity; YDC1 has a paralog, YPC1, that arose from the whole genome duplication ceramide catabolic process|ceramide biosynthetic process dihydroceramidase activity integral to membrane|endoplasmic reticulum YHR018C ARG4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0270739242593357 0.116852553611045 869 Argininosuccinate lyase, catalyzes the final step in the arginine biosynthesis pathway arginine biosynthetic process via ornithine argininosuccinate lyase activity cytosol YEL006W YEA6 hom FT MITOCHONDRION 0.0270511977651801 0.117160122097436 870 Putative mitochondrial NAD+ transporter, member of the mitochondrial carrier subfamily (see also YIA6); has putative human ortholog transport|NAD transmembrane transport transporter activity|NAD transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR284C DPP1 hom FT LIPID METABOLISM|SIGNALING 0.0269744794919952 0.118203081005957 871 Diacylglycerol pyrophosphate (DGPP) phosphatase, zinc-regulated vacuolar membrane-associated lipid phosphatase, dephosphorylates DGPP to phosphatidate (PA) and Pi, then PA to diacylglycerol; involved in lipid signaling and cell metabolism phospholipid metabolic process|signal transduction diacylglycerol diphosphate phosphatase activity|phosphatidate phosphatase activity fungal-type vacuole membrane|integral to membrane YNL179C_d YNL179C hom 0.0269630516411122 0.118359059750258 872 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YPL086C ELP3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.0269162444143652 0.118999616055531 873 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; exhibits histone acetyltransferase activity that is directed to histones H3 and H4; disruption confers resistance to K. lactis zymotoxin regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification histone acetyltransferase activity Elongator holoenzyme complex|nucleus|cytoplasm YKR012C_d YKR012C hom 0.0269061314603471 0.119138367848853 874 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene PRY2 Unknown Unknown Unknown YFL050C ALR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0269010923748074 0.119317729853732 875 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 0.0268250853810988 0.120254918799754 876 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 YLR174W IDP2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0267863880826925 0.120957234212378 877 Cytosolic NADP-specific isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate; levels are elevated during growth on non-fermentable carbon sources and reduced during growth on glucose; IDP2 has a paralog, IDP3, that arose from the whole genome duplication glutamate biosynthetic process|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity cytosol YNR064C YNR064C hom 0.0267485595772278 0.121316695927364 878 Epoxide hydrolase, member of the alpha/beta hydrolase fold family; may have a role in detoxification of epoxides response to toxin epoxide hydrolase activity cellular_component YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0267349907570158 0.12150572276678 879 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 YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0267194256318941 0.122503866497686 880 Cytoskeletal protein binding protein required for assembly of the cortical actin cytoskeleton; interacts with proteins regulating actin dynamics and proteins required for endocytosis; found in the nucleus and cell cortex; has 3 SH3 domains fungal-type cell wall organization|endocytosis|actin cortical patch assembly ubiquitin binding|protein binding, bridging cell cortex|nucleus|mating projection tip|actin cortical patch YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0266975336927935 0.122028731167683 881 Acetyl-CoA carboxylase, biotin containing enzyme; catalyzes the carboxylation of cytosolic acetyl-CoA to form malonyl-CoA and regulates histone acetylation by regulating the availablity of acetyl-CoA; required for de novo biosynthesis of long-chain fatty acids; nuclear envelope organization|protein import into nucleus|fatty acid biosynthetic process biotin carboxylase activity|acetyl-CoA carboxylase activity mitochondrion|endoplasmic reticulum membrane YPL208W RKM1 hom FT NUCLEUS 0.0266472304489672 0.1227896877628 882 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 YEL053C MAK10 hom 0.0266062554593398 0.123310603900671 883 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type, required for replication of dsRNA virus; expression is glucose-repressible N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex|cytoplasm YGL152C_d YGL152C hom 0.026591914474576 0.12351295442728 884 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 YMR118C_p SHH3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0265525902932587 0.124069145969931 885 Putative mitochondrial inner membrane protein of unknown function; although similar to Sdh3p, Shh3p is not a stoichiometric subunit of either succinate dehydrogenase or of the TIM22 translocase biological_process molecular_function integral to membrane YPR095C SYT1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|MITOCHONDRION|GOLGI APPARATUS 0.0265038519687478 0.124761197432032 886 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 YGL135W RPL1B hom FT TRANSLATION|RIBOSOME 0.0265018392733683 0.12478984091568 887 Ribosomal 60S subunit protein L1B; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1B has a paralog, RPL1A, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.0264769244338017 0.125539562229915 888 Ribosomal 60S subunit protein L32; overexpression disrupts telomeric silencing; homologous to mammalian ribosomal protein L32, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0264457333627553 0.125816117192782 889 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 YBR189W RPS9B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0264261426178483 0.125870836641384 890 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 YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.026425137420106 0.125941693662292 891 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; contributes to clathrin-coated vesicle formation and endocytosis; mutations in human homolog ATP8B1 result in liver disease intracellular protein transport|post-Golgi vesicle-mediated transport|phospholipid translocation|endocytosis|ribosomal small subunit assembly phospholipid-translocating ATPase activity trans-Golgi network|integral to membrane YLR457C NBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0263588964191462 0.126837258110526 892 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 YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0263374023050714 0.127147372951178 893 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 YGR060W ERG25 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0263318477144122 0.127227609824829 894 C-4 methyl sterol oxidase, catalyzes the first of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis; mutants accumulate the sterol intermediate 4,4-dimethylzymosterol ergosterol biosynthetic process C-4 methylsterol oxidase activity plasma membrane|endoplasmic reticulum membrane YBR005W RCR1 hom FT VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0262852456125965 0.127902336021348 895 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 YNL288W CAF40 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0262763740255475 0.128031097418593 896 Evolutionarily conserved subunit of the CCR4-NOT complex involved in controlling mRNA initiation, elongation and degradation; binds Cdc39p positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT core complex YBR099C_d YBR099C hom 0.0262493892755684 0.128423370905477 897 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 YHR132W-A IGO2 hom FT NUCLEUS 0.0262282610190143 0.12873116065005 898 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 YPL210C SRP72 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0261438159964132 0.129967053246149 899 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 YKL190W CNB1 hom FF|FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.026090600446477 0.130750603895556 900 Calcineurin B; the regulatory subunit of calcineurin, a Ca++/calmodulin-regulated type 2B protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is encoded by CNA1 and/or CMP1; protein abundance increases in response to DNA replication stress adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|fungal-type cell wall organization|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity|calcium ion binding calcineurin complex YGR071C ENV11 hom FT VACUOLAR PROTEIN PROCESSING|NUCLEUS 0.0260720247385824 0.131024975050863 901 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 YCR064C_d YCR064C hom FF 0.026061714046063 0.131234948017388 902 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene BUD31 Unknown Unknown Unknown YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0260285232018371 0.132246331007781 903 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes DNA repair|histone acetylation|kinetochore assembly|chromatin organization|regulation of transcription, DNA-dependent|regulation of transcription from RNA polymerase II promoter|chromatin remodeling chromatin binding|histone acetyltransferase activity|ATP-dependent 3'-5' DNA helicase activity nuclear chromatin|Swr1 complex|nucleus|Ino80 complex|NuA4 histone acetyltransferase complex YLR319C BUD6 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0259897257070864 0.132245938754378 904 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 YHL017W_p YHL017W hom FT GOLGI APPARATUS 0.0259839797648957 0.132331511741541 905 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein co-localizes with clathrin-coated vesicles; YHL017W has a paralog, PTM1, that arose from the whole genome duplication biological_process molecular_function integral to membrane|clathrin-coated vesicle YPR010C RPA135 het FT NUCLEUS 0.0259743286880301 0.132475339466656 906 RNA polymerase I second largest subunit A135 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.0259455070380425 0.132905582116746 907 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 YDL116W NUP84 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0259394270976616 0.132996479962502 908 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP107 double-strand break repair|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|maintenance of chromatin silencing at telomere|nuclear pore distribution|telomere tethering at nuclear periphery|response to DNA damage stimulus|mRNA export from nucleus in response to heat stress|mRNA export from nucleus|positive regulation of transcription, DNA-dependent|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette structural constituent of nuclear pore integral to membrane|nuclear pore outer ring|nuclear pore YAL055W PEX22 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0259264417431832 0.133190777937663 909 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 YLL056C_p YLL056C hom 0.0259047385785274 0.133631893728261 910 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 YDR292C SRP101 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0259040259011669 0.133526699592983 911 Signal recognition particle (SRP) receptor alpha subunit; contain GTPase domains; involved in SRP-dependent protein targeting; interacts with the beta subunit, Srp102p SRP-dependent cotranslational protein targeting to membrane|protein targeting to ER GTP binding|signal recognition particle binding endoplasmic reticulum membrane|signal recognition particle receptor complex YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0258792464359319 0.134189082443337 912 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 YHR195W NVJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0258016804436858 0.135068770689773 913 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 YKR016W FCJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0257782260623932 0.135424095081979 914 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 YLR402W_d YLR402W hom 0.025767959715955 0.135696499955161 915 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.025763472993845 0.135647967615893 916 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 YOR230W WTM1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS 0.025762570189632 0.13572000102838 917 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 YFL015C_d YFL015C hom 0.0256934015184434 0.136715180230094 918 Dubious open reading frame unlikely to encode a protein; partially overlaps dubious ORF YFL015W-A; YFL015C is not an essential gene Unknown Unknown Unknown YOR199W_d YOR199W hom 0.0256644947355068 0.137450583372092 919 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR132W RPS23B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.025644559288479 0.137462886109449 920 Ribosomal protein 28 (rp28) of the small (40S) ribosomal subunit, required for translational accuracy; homologous to mammalian ribosomal protein S23 and bacterial S12; RPS23B has a paralog, RPS23A, 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 YDR085C AFR1 hom FT SIGNALING 0.0256355351093218 0.13760137792934 921 Protein required for pheromone-induced projection (shmoo) formation; regulates septin architecture during mating; has an RVXF motif that mediates targeting of Glc7p to mating projections; interacts with Cdc12p; AFR1 has a paralog, YER158C, that arose from the whole genome duplication regulation of G-protein coupled receptor protein signaling pathway|pheromone-dependent signal transduction involved in conjugation with cellular fusion|cell morphogenesis involved in conjugation with cellular fusion|cell morphogenesis involved in conjugation receptor signaling protein activity mating projection base YEL027W VMA3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0256088263387324 0.138188233564703 922 Proteolipid subunit of the vacuolar H(+)-ATPase V0 sector (subunit c; dicyclohexylcarbodiimide binding subunit); required for vacuolar acidification and important for copper and iron metal ion homeostasis cellular copper ion homeostasis|cellular iron ion homeostasis|endocytosis|vacuole organization|proton transport|vacuolar acidification|protein targeting to vacuole hydrogen ion transmembrane transporter activity vacuolar proton-transporting V-type ATPase, V0 domain|integral to membrane YHL028W WSC4 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.025604701834552 0.1383694648379 923 ER membrane protein involved in the translocation of soluble secretory proteins and insertion of membrane proteins into the ER membrane; may also have a role in the stress response but has only partial functional overlap with WSC1-3 response to heat|SRP-dependent cotranslational protein targeting to membrane, translocation|protein targeting to ER|response to stress transmembrane signaling receptor activity endoplasmic reticulum membrane YHR139C SPS100 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS 0.0255958917389059 0.138211048920786 924 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 YOR303W CPA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0255841633313479 0.138391817059197 925 Small subunit of carbamoyl phosphate synthetase, which catalyzes a step in the synthesis of citrulline, an arginine precursor; translationally regulated by an attenuator peptide encoded by YOR302W within the CPA1 mRNA 5'-leader arginine biosynthetic process carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity carbamoyl-phosphate synthase complex YDR524W-C_p YDR524W-C hom 0.0255820230112873 0.138719221878208 926 Putative protein of unknown function; small ORF identified by SAGE; deletion strains are moderately sensitive to the radiomimetic drug bleomycin biological_process molecular_function cellular_component YHR086W NAM8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0255620500040078 0.138733141596976 927 RNA binding protein, component of the U1 snRNP protein; mutants are defective in meiotic recombination and in formation of viable spores, involved in the formation of DSBs through meiosis-specific splicing of REC107 pre-mRNA; Nam8p regulon embraces the meiotic pre-mRNAs of REC107, HFM1, AMA1 SPO22 and PCH2; the putative RNA binding domains RRM2 and RRM3 are required for Nam8p meiotic function mRNA splicing, via spliceosome|positive regulation of mRNA splicing, via spliceosome|mRNA splice site selection mRNA binding|RNA binding commitment complex|U1 snRNP|U2-type prespliceosome YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0255400334287528 0.139073616261111 928 Heavy metal ion homeostasis protein, facilitates trafficking of Smf1p and Smf2p metal transporters to the vacuole where they are degraded, controls metal ion transport, prevents metal hyperaccumulation, functions in copper detoxification metal ion transport|ubiquitin-dependent protein catabolic process|protein targeting to vacuole protein binding fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum YKL061W_p BLI1 hom 0.0255156079211974 0.139688285951805 929 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 YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.0255028942123814 0.139649411537861 930 Protein involved in sporulation; required for the construction of the outer spore wall layers; required for proper localization of Spo14p ascospore wall assembly|ascospore formation molecular_function prospore membrane YFR033C QCR6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0254445596276812 0.140557513636233 931 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 YJR096W YJR096W hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0253644680686916 0.141811695056929 932 Putative xylose and arabinose reductase; member of the aldo-keto reductase (AKR) family; GFP-fusion protein is induced in response to the DNA-damaging agent MMS cellular response to oxidative stress|D-xylose catabolic process|arabinose catabolic process alditol:NADP+ 1-oxidoreductase activity|aldo-keto reductase (NADP) activity nucleus|cytoplasm YFR042W KEG1 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0253568564327096 0.141931334001952 933 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 YCL025C AGP1 hom FT PLASMA MEMBRANE 0.0253527192496324 0.141996394336513 934 Low-affinity amino acid permease with broad substrate range; involved in uptake of asparagine, glutamine, and other amino acids; expression regulated by SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p); AGP1 has a paralog, GNP1, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity|L-proline transmembrane transporter activity integral to membrane|plasma membrane YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0253042982527681 0.142759554218965 935 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YDR144C MKC7 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0252939758865944 0.142922650467919 936 GPI-anchored aspartyl protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; shares functions with Yap3p and Kex2p proteolysis|fungal-type cell wall organization aspartic-type endopeptidase activity fungal-type cell wall YPL088W_p YPL088W hom FT OXIDATION-REDUCTION PROCESS 0.0252210378176446 0.14407916811739 937 Putative aryl alcohol dehydrogenase; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YLL044W_d YLL044W hom 0.025206797361384 0.144305801517399 938 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 YKR022C NTR2 het FT RNA PROCESSING|NUCLEUS|ENDOPLASMIC RETICULUM 0.0252055017419327 0.144565988671004 939 Essential protein that forms a dimer with Ntr1p; also forms a trimer, with Ntr2p and the DExD/H-box RNA helicase Prp43p, that is involved in spliceosome disassembly spliceosomal complex disassembly|mRNA splicing, via spliceosome molecular_function endoplasmic reticulum|U2-type post-mRNA release spliceosomal complex|nucleus|spliceosomal complex|cytoplasm YNL031C HHT2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0251925126825072 0.144533413010759 940 Histone H3, core histone protein required for chromatin assembly, part of heterochromatin-mediated telomeric and HM silencing; one of two identical histone H3 proteins (see HHT1); regulated by acetylation, methylation, and phosphorylation chromatin assembly or disassembly|global genome nucleotide-excision repair|rRNA transcription|sexual sporulation resulting in formation of a cellular spore|mitotic cell cycle spindle assembly checkpoint DNA binding nuclear nucleosome YDR475C JIP4 hom 0.0251826245944508 0.144691130401256 941 Protein of unknown function; previously annotated as two separate ORFs, YDR474C and YDR475C, which were merged as a result of corrections to the systematic reference sequence biological_process molecular_function cellular_component YDR538W PAD1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0251771386997465 0.14477868857905 942 Phenylacrylic acid decarboxylase, confers resistance to cinnamic acid, decarboxylates aromatic carboxylic acids to the corresponding vinyl derivatives; also has mRNA binding activity; homolog of E. coli UbiX cinnamic acid catabolic process|aromatic compound catabolic process mRNA binding|carboxy-lyase activity mitochondrion YGR085C RPL11B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0251768031888132 0.145204097425032 943 Ribosomal 60S subunit protein L11B; expressed at half the level of Rpl11Ap; involved in ribosomal assembly; depletion causes degradation of 60S proteins and RNA; homologous to mammalian ribosomal protein L11 and bacterial L5; RPL11B has a paralog, RPL11A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YGL007W_d BRP1 hom FF 0.0251553564522204 0.145126746815101 944 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YDR065W RRG1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0251244851998452 0.145621135037598 945 Protein of unknown function, required for vacuolar acidification and mitochondrial genome maintenance; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies mitochondrial genome maintenance|vacuolar acidification molecular_function mitochondrion YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0251185730896593 0.145715961510059 946 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 YLL027W ISA1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0250462386824753 0.147000560286736 947 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa2p and possibly Iba57p; isa1 deletion causes loss of mitochondrial DNA and respiratory deficiency; depletion reduces growth on nonfermentable carbon sources; functional ortholog of bacterial A-type ISC proteins biotin biosynthetic process|iron-sulfur cluster assembly iron-sulfur cluster binding|iron ion binding mitochondrial matrix YIL127C_p RRT14 hom FT NUCLEUS 0.0250425013635613 0.147362883711705 948 Putative protein of unknown function; identified in a screen for mutants with decreased levels of rDNA transcription; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; predicted to be involved in ribosome biogenesis biological_process molecular_function nucleolus YKL143W LTV1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0250126625231436 0.147422715201753 949 Component of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; required for ribosomal small subunit export from nucleus; required for growth at low temperature ribosomal small subunit biogenesis|cellular response to oxidative stress|response to osmotic stress|ribosomal small subunit export from nucleus molecular_function preribosome, small subunit precursor|EGO complex|nucleus|late endosome membrane|cytoplasm YDL083C RPS16B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0249884118984252 0.148118062429317 950 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 YNL197C WHI3 hom FT PROTEIN LOCALIZATION|CELL CYCLE 0.024966649787145 0.14822943794855 951 RNA binding protein that sequesters CLN3 mRNA in cytoplasmic foci;; Tpk1 (PKA) mediated phosphorylation of Whi3 affects G1/S transition by modulating Cln3 transcription; cytoplasmic retention factor for Cdc28p and associated cyclins; regulates cell fate and dose-dependently regulates the critical cell size required for passage through Start; WHI3 has a paralog, WHI4, that arose from the whole genome duplication pseudohyphal growth|invasive growth in response to glucose limitation|regulation of cell size|cytoplasmic sequestering of protein RNA binding cytoplasm YPR021C AGC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0249644282178861 0.148205057392634 952 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 YJR113C RSM7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0249447214710408 0.148949976885819 953 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 YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0249251739136528 0.14884408386533 954 Splicing factor that reanneals U4 and U6 snRNPs during spliceosome recycling assembly of spliceosomal tri-snRNP|spliceosomal complex assembly U6 snRNA binding|snRNA binding U6 snRNP YBR182C-A_p YBR182C-A hom 0.0248866412807768 0.149777153574035 955 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR161W_p YDR161W hom FT PROTEOLYSIS|NUCLEUS 0.0248649448884905 0.149828646048966 956 Putative protein of unknown function; non-essential gene; proposed function in rRNA and ribosome biosynthesis based on transcriptional co-regulation; genetic interactions suggest a role in ER-associated protein degradation (ERAD) ER-associated protein catabolic process molecular_function nucleus|cytoplasm YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.0248473459550199 0.150117270756195 957 Putative protein of unknown function; YDR524C-B has a paralog, YCL048W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YER119C-A_d YER119C-A hom FF 0.0248180009314745 0.150599475077478 958 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation blocks replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene SCS2 Unknown Unknown Unknown YBR131W CCZ1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0248153032965353 0.150643862415877 959 Protein involved in vacuolar assembly, essential for autophagy and the cytoplasm-to-vacuole pathway autophagy|autophagic vacuole fusion|vacuolar transport|vesicle docking|protein targeting to vacuole guanyl-nucleotide exchange factor activity Mon1-Ccz1 complex|membrane YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.024783229295187 0.151172377514523 960 Component of the RSC chromatin remodeling complex; essential for viability and mitotic growth; homolog of SWI/SNF subunit Swi3p, but unlike Swi3p, does not activate transcription of reporters ATP-dependent chromatin remodeling|double-strand break repair via nonhomologous end joining|nucleosome disassembly|regulation of transcription, DNA-dependent|transcription elongation from RNA polymerase II promoter|G1/S transition of mitotic cell cycle DNA translocase activity|DNA binding RSC complex|nucleus YDR417C_d YDR417C hom 0.0247551209855198 0.151636705990276 961 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RPL12B/YDR418W Unknown Unknown Unknown YKL154W SRP102 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0247232590203964 0.152164354078168 962 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 YOR150W MRPL23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0247144050854914 0.152311226886066 963 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YMR155W_p YMR155W hom 0.0247076932683615 0.152422637194515 964 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen biological_process molecular_function integral to membrane YOL131W_p YOL131W hom 0.0247050735847624 0.152466138473808 965 Putative protein of unknown function biological_process molecular_function cellular_component YAL059W ECM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0247036484587566 0.152489807436922 966 Pre-ribosomal factor involved in 60S ribosomal protein subunit export; associates with the pre-60S particle; shuttles between the nucleus and cytoplasm fungal-type cell wall organization|ribosomal large subunit export from nucleus molecular_function nucleolus|nucleus|preribosome, large subunit precursor YBR106W PHO88 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0246977654618321 0.152587543777541 967 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 YDL110C TMA17 hom FT NUCLEUS 0.02468639438365 0.153205689679654 968 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 YER021W RPN3 het FT PROTEOLYSIS 0.024658698933332 0.153237779230482 969 Essential, non-ATPase regulatory subunit of the 26S proteasome lid, similar to the p58 subunit of the human 26S proteasome; temperature-sensitive alleles cause metaphase arrest, suggesting a role for the proteasome in cell cycle control ubiquitin-dependent protein catabolic process molecular_function proteasome regulatory particle, lid subcomplex 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 0.0246233003409215 0.153828781570587 970 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 YLR375W STP3 hom FT NUCLEUS 0.0245921325817916 0.154350579793086 971 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 YJR140C HIR3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0245605607042804 0.154880513013319 972 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 YJR074W MOG1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0245449301627828 0.155204962669947 973 Conserved nuclear protein that interacts with GTP-Gsp1p, which is a Ran homolog of the Ras GTPase family, and stimulates nucleotide release, involved in nuclear protein import, nucleotide release is inhibited by Yrb1p protein import into nucleus Ran GTPase binding nucleus YBR032W_d YBR032W hom 0.0245055697632697 0.155806830936452 974 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YIL090W ICE2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0244438644029321 0.156851249255877 975 Integral ER membrane protein with type-III transmembrane domains; required for maintenance of ER zinc homeostasis; necessary for efficient targeting of Trm1p tRNA methyltransferase to inner nuclear membrane; mutations cause defects in cortical ER morphology in both the mother and daughter cells endoplasmic reticulum inheritance molecular_function integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum YCR061W_p YCR061W hom 0.0244290531049896 0.157102731513174 976 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; induced by treatment with 8-methoxypsoralen and UVA irradiation regulation of cell size molecular_function integral to membrane|cytoplasm YCL042W_p YCL042W hom 0.0244182390981188 0.157410371262778 977 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YML111W BUL2 hom FT UBIQUITIN LIGASE COMPLEX 0.0244150468016551 0.157340826627689 978 Component of the Rsp5p E3-ubiquitin ligase complex; involved in intracellular amino acid permease sorting, functions in heat shock element mediated gene expression, essential for growth in stress conditions; BUL2 has a paralog, BUL1, that arose from the whole genome duplication protein polyubiquitination|protein monoubiquitination ubiquitin-ubiquitin ligase activity ubiquitin ligase complex|cytoplasm YGR287C IMA1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0243925175428187 0.157724377954956 979 Major isomaltase (alpha-1,6-glucosidase/alpha-methylglucosidase); required for isomaltose utilization; specificity for isomaltose, alpha-methylglucoside, and palatinose; member of the IMA isomaltase family disaccharide catabolic process oligo-1,6-glucosidase activity mitochondrion|ribosome YMR314W PRE5 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0243524516381955 0.158718858814157 980 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 YMR009W ADI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0243373106063228 0.158667246033359 981 Acireductone dioxygenease involved in the methionine salvage pathway; ortholog of human MTCBP-1; transcribed as polycistronic mRNA with YMR010W and regulated post-transcriptionally by RNase III (Rnt1p) cleavage; ADI1 mRNA is induced in heat shock conditions L-methionine salvage from methylthioadenosine oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen nucleus|cytoplasm YHR130C_d YHR130C hom 0.024322769705683 0.15891629527509 982 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0242985031497018 0.159643884289733 983 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 YFL019C_d YFL019C hom 0.0242108767552528 0.160842643672143 984 Dubious open reading frame unlikely to encode a protein; YFL019C is not an essential gene Unknown Unknown Unknown YJR041C URB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0241930835950354 0.161463210892523 985 Nucleolar protein required for normal metabolism of the rRNA primary transcript, proposed to be involved in ribosome biogenesis rRNA metabolic process|ribosome biogenesis molecular_function nucleolus YAL065C_p YAL065C hom 0.0241733968177011 0.161491825288132 986 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YIL063C YRB2 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.024134393781938 0.162169485950436 987 Protein of unknown function involved in nuclear processes of the Ran-GTPase cycle; involved in nuclear protein export; contains Ran Binding Domain and FxFG repeats; interacts with Srm1p, GTP-Gsp1p, Rna1p and Crm1p; is not essential protein export from nucleus|regulation of chromatin silencing at telomere|ribosomal small subunit export from nucleus molecular_function integral to membrane|nucleus|nuclear pore YNL306W MRPS18 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.024117107553219 0.162470511719598 988 Mitochondrial ribosomal protein of the small subunit; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGL062W PYC1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0241164624126298 0.162795325963765 989 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 YNL227C JJJ1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0240836066680068 0.163055102081427 990 Co-chaperone that stimulates the ATPase activity of Ssa1p, required for a late step of ribosome biogenesis; associated with the cytosolic large ribosomal subunit; contains a J-domain; mutation causes defects in fluid-phase endocytosis ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|endocytosis|regulation of cell size|rRNA processing ATPase activator activity cytosol|mitochondrion|cytosolic large ribosomal subunit|nucleolus|cytoplasm YLR204W QRI5 hom FF|FT RNA PROCESSING|MITOCHONDRION 0.0240648905495714 0.163382387864178 991 Mitochondrial inner membrane protein, required for accumulation of spliced COX1 mRNA; may have an additional role in translation of COX1 mRNA mRNA processing molecular_function mitochondrion|integral to mitochondrial inner membrane YGL164C YRB30 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0240463918638652 0.16370635762343 992 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 YDR324C UTP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0239987018532184 0.164543790363046 993 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 YJR124C_p YJR124C hom 0.0239871815597285 0.164746568541281 994 Putative protein of unknown function; expression induced under calcium shortage biological_process molecular_function integral to membrane YDR525W_d API2 hom 0.0239778433997185 0.165163238202648 995 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 26% of ORF overlaps the dubious ORF YDR524C-A; insertion mutation in a cdc34-2 mutant background causes altered bud morphology Unknown Unknown Unknown YML007C-A_p YML007C-A hom FF|FT MITOCHONDRION 0.0239479543455313 0.165438449711389 996 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria biological_process molecular_function mitochondrion YBR197C YBR197C hom FT NUCLEUS 0.0239090052299924 0.166127586022975 997 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 YDL193W NUS1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0238932154969099 0.166977408204735 998 Putative prenyltransferase, required for cell viability; proposed to be involved in protein trafficking because tet-repressible mutant shows accumulation of hypoglycosylated forms of CPY protein glycosylation prenyltransferase activity nuclear envelope|lipid particle|endoplasmic reticulum YPL055C LGE1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0238198970410189 0.167712311966081 999 Protein of unknown function; null mutant forms abnormally large cells, and homozygous diploid null mutant displays delayed premeiotic DNA synthesis and reduced efficiency of meiotic nuclear division histone methylation|protein monoubiquitination|regulation of cell size|histone ubiquitination|premeiotic DNA replication molecular_function nucleus YOR020C HSP10 het FT MITOCHONDRION 0.0238052869994633 0.16797322049017 1000 Mitochondrial matrix co-chaperonin that inhibits the ATPase activity of Hsp60p, a mitochondrial chaperonin; involved in protein folding and sorting in the mitochondria; 10 kD heat shock protein with similarity to E. coli groES protein folding|protein refolding unfolded protein binding|chaperone binding mitochondrion|mitochondrial matrix YIL014C-A_p YIL014C-A hom 0.0237935569238688 0.168182918495906 1001 Putative protein of unknown function biological_process molecular_function cellular_component YBR121C GRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0237424448676385 0.169098939626188 1002 Cytoplasmic and mitochondrial glycyl-tRNA synthase; ligates glycine to the cognate anticodon-bearing tRNA; transcription termination factor that may interact with the 3'-end of pre-mRNA to promote 3'-end formation; GRS1 has a paralog, GRS2, that arose from the whole genome duplication mitochondrial glycyl-tRNA aminoacylation|glycyl-tRNA aminoacylation|DNA-dependent transcription, termination glycine-tRNA ligase activity mitochondrion|cytoplasm YGL012W ERG4 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0236966345233449 0.1699231188789 1003 C-24(28) sterol reductase, catalyzes the final step in ergosterol biosynthesis; mutants are viable, but lack ergosterol ergosterol biosynthetic process delta24(24-1) sterol reductase activity integral to membrane|endoplasmic reticulum YAL051W OAF1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GENE SILENCING|NUCLEUS 0.0236864611592239 0.170106556804523 1004 Oleate-activated transcription factor; acts alone and as a heterodimer with Pip2p; activates genes involved in beta-oxidation of fatty acids and peroxisome organization and biogenesis; OAF1 has a paralog, PIP2, that arose from the whole genome duplication cellular response to oleic acid|positive regulation of fatty acid beta-oxidation|positive regulation of chromatin silencing at telomere|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 YOL093W TRM10 hom FT RNA PROCESSING|NUCLEUS 0.0236657272851117 0.170480872573274 1005 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 YPR121W THI22 hom 0.0236468689400135 0.170821864142802 1006 Protein with similarity to hydroxymethylpyrimidine phosphate kinases; member of a gene family with THI20 and THI21; not required for thiamine biosynthesis thiamine biosynthetic process phosphomethylpyrimidine kinase activity|hydroxymethylpyrimidine kinase activity cellular_component YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0235659077297282 0.172291586528885 1007 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 YKL170W MRPL38 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0235561887329139 0.17246865323358 1008 Mitochondrial ribosomal protein of the large subunit; appears as two protein spots (YmL34 and YmL38) on two-dimensional SDS gels; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL159C RCN1 hom FT SIGNALING 0.0235300443095195 0.172945643715311 1009 Protein involved in calcineurin regulation during calcium signaling; has similarity to H. sapiens DSCR1 which is found in the Down Syndrome candidate region calcium-mediated signaling protein phosphatase 2B binding|calcium-dependent protein serine/threonine phosphatase regulator activity cytoplasm YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.023525852170864 0.173022218578914 1010 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 YER155C BEM2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0235059863862082 0.173385437498404 1011 Rho GTPase activating protein (RhoGAP) involved in the control of cytoskeleton organization and cellular morphogenesis; required for bud emergence negative regulation of Rho protein signal transduction|fungal-type cell wall organization|establishment of cell polarity|actin cytoskeleton organization Rho GTPase activator activity cell cortex|incipient cellular bud site|mitochondrion|plasma membrane|mating projection tip|cytoplasm|cellular bud tip YPR016C TIF6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0234895096275203 0.173687124557698 1012 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 YER020W GPA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0234614553557776 0.174201695930494 1013 Nucleotide binding alpha subunit of the heterotrimeric G protein that interacts with the receptor Gpr1p, has signaling role in response to nutrients; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery adenylate cyclase-activating G-protein coupled receptor signaling pathway|ascospore formation|replicative cell aging|signal transduction|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|regulation of cell size GTPase activity mitochondrion|plasma membrane YOR208W PTP2 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0234439652104211 0.174523075524004 1014 Phosphotyrosine-specific protein phosphatase involved in the inactivation of mitogen-activated protein kinase (MAPK) during osmolarity sensing; dephosporylates Hog1p MAPK and regulates its localization; localized to the nucleus inactivation of MAPK activity involved in osmosensory signaling pathway|inactivation of MAPK activity involved in cell wall biogenesis|regulation of sporulation|regulation of protein localization|protein dephosphorylation protein tyrosine phosphatase activity nucleus YLR107W REX3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0234166466576195 0.175090267772491 1015 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 YPL231W FAS2 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0234030664305806 0.175276313081556 1016 Alpha subunit of fatty acid synthetase, which catalyzes the synthesis of long-chain saturated fatty acids; contains the acyl-carrier protein domain and beta-ketoacyl reductase, beta-ketoacyl synthase and self-pantetheinylation activities fatty acid biosynthetic process holo-[acyl-carrier-protein] synthase activity|3-oxoacyl-[acyl-carrier-protein] synthase activity|fatty acid synthase activity|3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity cytosol|fatty acid synthase complex|mitochondrion|cytoplasm YLR437C DIF1 hom FT NUCLEUS 0.023391996162041 0.175480611841137 1017 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 YLR277C YSH1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0233829222750284 0.175648200304405 1018 Putative endoribonuclease; subunit of the mRNA cleavage and polyadenylation specificity complex; required for 3' processing, splicing, and transcriptional termination of mRNAs and snoRNAs; protein abundance increases in response to DNA replication stress; YSH1 has a paralog, SYC1, that arose from the whole genome duplication termination of RNA polymerase II transcription|mRNA cleavage|mRNA polyadenylation|RNA splicing|snoRNA splicing|snoRNA 3'-end processing endoribonuclease activity|RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YPL092W SSU1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0233784344243222 0.176118058335472 1019 Plasma membrane sulfite pump involved in sulfite metabolism and required for efficient sulfite efflux; major facilitator superfamily protein sulfite transport sulfite transmembrane transporter activity integral to membrane|plasma membrane YOL117W RRI2 hom FT SIGNALING|NUCLEUS 0.0233605523161498 0.176126328404381 1020 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 YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0233499902910248 0.176257433897215 1021 Essential nuclear envelope integral membrane protein identified as a suppressor of a conditional mutation in the major karyopherin, CRM1; homologous to and interacts with Brr6p, a nuclear envelope protein involved in nuclear export mRNA export from nucleus|protein export from nucleus|nuclear envelope organization molecular_function nuclear envelope|endoplasmic reticulum YIL069C RPS24B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0233438217391386 0.176436224431374 1022 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24B has a paralog, RPS24A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YDL091C UBX3 hom 0.0233199616283833 0.176814328000982 1023 Subunit of the DSC ubiquitin ligase complex; UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; ortholog of fission yeast Ucp10 biological_process molecular_function cytoplasm YKL008C LAC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0233029225669724 0.177130906739093 1024 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 YGR225W AMA1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0232781723079975 0.177785535108506 1025 Activator of meiotic anaphase promoting complex (APC/C); Cdc20p family member; required for initiation of spore wall assembly; required for Clb1p degradation during meiosis ascospore wall assembly|positive regulation of protein catabolic process|ascospore formation|meiosis I enzyme activator activity anaphase-promoting complex YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.0232075338821102 0.178910987737503 1026 Component of the heterotetrameric MHF histone-fold complex; in humans the MMF complex interacts with both DNA and Mph1p ortholog FANCM to stabilize and remodel blocked replication forks and repair damaged DNA; mhf2 srs2 double mutants are MMS hypersensitive; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-X, also known as MHF2 response to DNA damage stimulus molecular_function cellular_component YER175W-A_p YER175W-A hom 0.0232037033376846 0.17898274759257 1027 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0231881017555118 0.180120438301176 1028 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 YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.0231871293680822 0.179293484156731 1029 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YNL054W VAC7 hom FT LIPID METABOLISM 0.0231861352201394 0.179312135647069 1030 Integral vacuolar membrane protein involved in vacuole inheritance and morphology; activates Fab1p kinase activity under basal conditions and also after hyperosmotic shock positive regulation of phosphatidylinositol biosynthetic process|positive regulation of kinase activity molecular_function fungal-type vacuole membrane|integral to membrane|PAS complex|vacuolar membrane|cytoplasm YMR203W TOM40 het FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0231779775573184 0.179854894069384 1031 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; constitutes the core element of the protein conducting pore protein import into mitochondrial matrix protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YDR395W SXM1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0231518649943847 0.179955970962919 1032 Nuclear transport factor (karyopherin) involved in protein transport between the cytoplasm and nucleoplasm; similar to Nmd5p, Cse1p, Lph2p, and the human cellular apoptosis susceptibility protein, CAS1 mRNA export from nucleus|nucleocytoplasmic transport protein transporter activity integral to membrane|nucleus|cytoplasm YHR003C YHR003C hom FT MITOCHONDRION 0.0231508868545152 0.179974372464455 1033 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YER043C SAH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.023114398137247 0.180726841503174 1034 S-adenosyl-L-homocysteine hydrolase, catabolizes S-adenosyl-L-homocysteine which is formed after donation of the activated methyl group of S-adenosyl-L-methionine (AdoMet) to an acceptor methionine metabolic process|selenocysteine metabolic process adenosylhomocysteinase activity cytoplasm YOR225W_d YOR225W hom 0.023053079963989 0.181821453663621 1035 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR054C CDC34 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0230516761233595 0.181848067118184 1036 Ubiquitin-conjugating enzyme (E2); catalytic subunit of SCF ubiquitin-protein ligase complex (together with Skp1p, Rbx1p, Cdc53p, and an F-box protein) that regulates cell cycle progression by targeting key substrates for degradation; protein abundance increases in response to DNA replication stress G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein autoubiquitination|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle|protein polyubiquitination ubiquitin-protein ligase activity|protein homodimerization activity SCF ubiquitin ligase complex|nucleus|cytoplasm YOL132W GAS4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0230475985715743 0.181925384109868 1037 1,3-beta-glucanosyltransferase, involved with Gas2p in spore wall assembly; has similarity to Gas1p; localizes to the cell wall ascospore wall assembly 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane YPL063W TIM50 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0229232801822557 0.184294377444618 1038 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); acts as receptor for the TIM23 complex guiding incoming precursors from the TOM complex; may control the gating of the Tim23p-Tim17p channel protein import into mitochondrial matrix mitochondrion targeting sequence binding|protein channel activity mitochondrion|mitochondrial inner membrane presequence translocase complex YLL036C PRP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0229137622377802 0.184476686395311 1039 Splicing factor associated with the spliceosome; contains a U-box, a motif found in a class of ubiquitin ligases, and a WD40 domain generation of catalytic spliceosome for first transesterification step ubiquitin-protein ligase activity|first spliceosomal transesterification activity mitochondrion|nucleus|Prp19 complex|cytoplasm|U2-type catalytic step 1 spliceosome YDR539W FDC1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|PLASMA MEMBRANE 0.0228943557047497 0.184848817017519 1040 Putative phenylacrylic acid decarboxylase; essential for the decarboxylation of aromatic carboxylic acids to the corresponding vinyl derivatives; homolog of E. coli UbiD; GFP-fusion protein localizes to the cytoplasm cinnamic acid catabolic process molecular_function cytoplasm YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0228797364069905 0.185326194574312 1041 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 YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0228759532384041 0.185202206712451 1042 Non-ATPase regulatory subunit of the 26S proteasome; has similarity to putative proteasomal subunits in other species; null mutant is temperature sensitive and exhibits cell cycle and proteasome assembly defects; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process structural molecule activity proteasome storage granule|proteasome regulatory particle, lid subcomplex YPR088C SRP54 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0228614075522561 0.185481886436313 1043 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 YGR084C MRP13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0228159319315917 0.186818546404804 1044 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNL114C_d YNL114C het 0.0228156542999708 0.186363650509764 1045 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RPC19/YNL113W, an RNA polymerase subunit Unknown Unknown Unknown YOL097W-A_p YOL097W-A hom 0.0227933943875125 0.186793765108171 1046 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YPR020W ATP20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0227868184066666 0.186920968880786 1047 Subunit g of the mitochondrial F1F0 ATP synthase; reversibly phosphorylated on two residues; unphosphorylated form is required for dimerization of the ATP synthase complex protein oligomerization|cristae formation|protein complex assembly|ATP synthesis coupled proton transport structural molecule activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YER101C AST2 hom FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS 0.0227651563403603 0.187340445611459 1048 Lipid raft associated protein; overexpression restores Pma1p localization to lipid rafts which is required for targeting of Pma1p to the plasma membrane; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST2 has a paralog, AST1, that arose from the whole genome duplication protein targeting to membrane molecular_function cytoplasm YPL174C NIP100 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0227366820074948 0.188288334545443 1049 Large subunit of the dynactin complex, which is involved in partitioning the mitotic spindle between mother and daughter cells; putative ortholog of mammalian p150(glued) establishment of mitotic spindle orientation microtubule binding dynactin complex|cell cortex|spindle pole body|astral microtubule YMR208W ERG12 het FF|FT LIPID METABOLISM|COFACTOR METABOLISM 0.0226969674369571 0.188665429960199 1050 Mevalonate kinase, acts in the biosynthesis of isoprenoids and sterols, including ergosterol, from mevalonate ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway|farnesyl diphosphate biosynthetic process, mevalonate pathway mevalonate kinase activity cytosol YNL149C PGA2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0226669343121263 0.189515301161084 1051 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 YLR389C STE23 hom FT PROTEOLYSIS 0.0226617025008703 0.189353370041976 1052 Metalloprotease involved, with homolog Axl1p, in N-terminal processing of pro-a-factor to the mature form; expressed in both haploids and diploids; member of the insulin-degrading enzyme family peptide pheromone maturation metallopeptidase activity|metalloendopeptidase activity extrinsic to membrane YHR051W COX6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0226574942233708 0.189435587395875 1053 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 YGL219C MDM34 hom FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0226389824206279 0.18979756581864 1054 Mitochondrial component of the ERMES complex that links the ER to mitochondria and may promote inter-organellar calcium and phospholipid exchange as well as coordinating mitochondrial DNA replication and growth mitochondrion organization|phospholipid transport molecular_function mitochondrial outer membrane|ERMES complex|mitochondrion|cytoplasm YER026C CHO1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0226327122138688 0.189920288391273 1055 Phosphatidylserine synthase, functions in phospholipid biosynthesis; catalyzes the reaction CDP-diaclyglycerol + L-serine = CMP + L-1-phosphatidylserine, transcriptionally repressed by myo-inositol and choline phosphatidylserine biosynthetic process CDP-diacylglycerol-serine O-phosphatidyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum YER113C TMN3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0225809755233284 0.190935126934618 1056 Protein with a role in cellular adhesion and filamentous growth; similar to Emp70p and Tmn2p; member of Transmembrane Nine family with 9 transmembrane segments; localizes to Golgi; induced by 8-methoxypsoralen plus UVA irradiation cellular copper ion homeostasis|vacuolar transport|pseudohyphal growth|invasive growth in response to glucose limitation molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YJL194W CDC6 het FT CELL CYCLE|CELL DIVISION|GENE SILENCING|NUCLEUS|PLASMA MEMBRANE 0.0225685510649014 0.191179431300933 1057 Essential ATP-binding protein required for DNA replication; component of the pre-replicative complex (pre-RC) which requires ORC to associate with chromatin and is in turn required for Mcm2-7p DNA association; homologous to S. pombe Cdc18p; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of DNA-dependent DNA replication initiation|regulation of chromatin silencing at telomere|pre-replicative complex assembly|G1/S transition of mitotic cell cycle DNA replication origin binding|protein binding|chromatin binding|ATPase activity|GTP binding|GTPase activity|ATP binding DNA replication preinitiation complex|pre-replicative complex YDR378C LSM6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0225598702222702 0.192146557381529 1058 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 YJL173C RFA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0225313385315901 0.191912523563674 1059 Subunit of heterotrimeric Replication Protein A (RPA); RPA is a highly conserved single-stranded DNA binding protein complex involved in DNA replication, repair, and recombination; protein abundance increases in response to DNA replication stress establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|double-strand break repair via homologous recombination|DNA replication|protein ubiquitination double-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex YER064C VHR2 hom FT NUCLEUS 0.0225212469498341 0.192111684888018 1060 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 YJL177W RPL17B hom FT TRANSLATION|RIBOSOME 0.0225208234437816 0.192120046266 1061 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 YIL038C NOT3 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0225006837938351 0.192517976874991 1062 Subunit of the CCR4-NOT complex, which is a global transcriptional regulator with roles in transcription initiation and elongation and in mRNA degradation regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|positive regulation of transcription elongation from RNA polymerase II promoter|protein ubiquitination ubiquitin-protein ligase activity CCR4-NOT core complex|cytoplasm YCR101C_p YCR101C hom 0.0224640998173832 0.193308780475044 1063 Putative protein of unknown function; localizes to the membrane fraction; YCR101C is not an essential gene biological_process molecular_function integral to membrane|membrane YLR335W NUP2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|NUCLEAR PORE 0.0223910672265654 0.194761021382199 1064 Nucleoporin involved in nucleocytoplasmic transport, binds to either the nucleoplasmic or cytoplasmic faces of the nuclear pore complex depending on Ran-GTP levels; also has a role in chromatin organization rRNA export from nucleus|snRNA export from nucleus|nuclear pore organization|tRNA export from nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA-binding (hnRNP) protein import into nucleus|ribosomal protein import into nucleus|snRNP protein import into nucleus|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|protein targeting to membrane|poly(A)+ mRNA export from nucleus|protein export from nucleus|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|NLS-bearing substrate import into nucleus|mRNA export from nucleus|nuclear-transcribed mRNA catabolic process, non-stop decay nucleocytoplasmic transporter activity nuclear chromatin|mitochondrion|integral to membrane|nuclear pore YMR090W_p YMR090W hom 0.0223719762975704 0.195075361292432 1065 Putative protein of unknown function with similarity to DTDP-glucose 4,6-dehydratases; GFP-fusion protein localizes to the cytoplasm; up-regulated in response to the fungicide mancozeb; not essential for viability biological_process molecular_function cytoplasm YPL203W TPK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0223472036335233 0.195570432487771 1066 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk3p; localizes to P-bodies during stationary phase protein phosphorylation|Ras protein signal transduction|invasive growth in response to glucose limitation cAMP-dependent protein kinase activity|protein kinase activity nucleus|cAMP-dependent protein kinase complex YHR012W VPS29 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0223339408900424 0.195835860876881 1067 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 YNL056W OCA2 hom 0.0223300054098757 0.19591467271788 1068 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 YIL027C EMC5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0223147006914215 0.19628809637716 1069 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response, and also shows K1 killer toxin resistance; homologous to worm B0334.15/EMC-5, fly CG15168, human MMGT protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YOR287C RRP36 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0223137849900567 0.196239747715024 1070 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 YKL014C URB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0223071983338244 0.196371864232031 1071 Nucleolar protein required for the normal accumulation of 25S and 5.8S rRNAs, associated with the 27SA2 pre-ribosomal particle; proposed to be involved in the biogenesis of the 60S ribosomal subunit maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus YDL121C_p YDL121C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.022302459727245 0.197269532436614 1072 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDL121C is not an essential protein biological_process molecular_function endoplasmic reticulum YOL001W PHO80 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0222499288003257 0.197523334285435 1073 Cyclin, interacts with cyclin-dependent kinase Pho85p; regulates the response to nutrient levels and environmental conditions, including the response to phosphate limitation and stress-dependent calcium signaling negative regulation of phosphate metabolic process|regulation of cyclin-dependent protein kinase activity|negative regulation of calcium-mediated signaling|negative regulation of transcription from RNA polymerase II promoter|cellular metal ion homeostasis|regulation of protein localization|negative regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YNL144C_p YNL144C hom FT MITOCHONDRION 0.0222475654517587 0.197570958024834 1074 Putative protein of unknown function; non-tagged protein is detected in highly purified mitochondria in high-throughput studies; contains a PH domain and binds phosphatidylinositols and phosphatidylethanolamine in a large-scale study biological_process molecular_function mitochondrion YLR094C GIS3 hom FT SIGNALING|NUCLEUS 0.0222114623661377 0.198299514235074 1075 Protein of unknown function intracellular signal transduction molecular_function nucleus|cytoplasm YML103C NUP188 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0221985474856952 0.198560611408788 1076 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC organization and nucleocytoplasmic transport; homologous to human NUP188 nuclear pore organization|protein import into nucleus|mRNA export from nucleus in response to heat stress structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YNL139C THO2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.0221820520668174 0.198894460773884 1077 Subunit of the THO complex, which is required for efficient transcription elongation and involved in transcriptional elongation-associated recombination; required for LacZ RNA expression from certain plasmids mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|DNA recombination|transcription elongation from RNA polymerase II promoter DNA binding|nucleic acid binding THO complex part of transcription export complex|nucleus|nucleoplasmic THO complex YPR178W PRP4 het FT RNA PROCESSING|NUCLEUS 0.0221219697367904 0.20031528259749 1078 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0221025424751652 0.200509401940701 1079 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 YBR017C KAP104 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SITE OF POLARIZED GROWTH 0.0220578027649978 0.201422318025596 1080 Transportin or cytosolic karyopherin beta 2; functions in the rg-nuclear localization signal-mediated nuclear import/reimport of mRNA-binding proteins Nab2p and Hrp1p; regulates asymmetric protein synthesis in daughter cells during mitosis protein import into nucleus|cell cycle|mRNA-binding (hnRNP) protein import into nucleus|transcription factor import into nucleus nuclear localization sequence binding cytosol|integral to membrane|cellular bud neck|cellular bud tip YLR103C CDC45 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0220293219750367 0.202005046244873 1081 DNA replication initiation factor; recruited to MCM pre-RC complexes at replication origins; promotes release of MCM from Mcm10p, recruits elongation machinery; mutants in human homolog may cause velocardiofacial and DiGeorge syndromes S phase of mitotic cell cycle|regulation of chromatin silencing at telomere|DNA replication initiation|pre-replicative complex assembly|double-strand break repair via break-induced replication DNA replication origin binding|chromatin binding replication fork protection complex|nucleus|DNA replication preinitiation complex|nuclear replication fork|pre-replicative complex YKR003W OSH6 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0220277675156481 0.202036886413132 1082 Member of an oxysterol-binding protein family; overlapping, redundant functions in sterol metabolism and which collectively perform a function essential for viability; GFP-fusion protein localizes to the cell periphery; overexpression extends lifespan by promoting vacuolar fusion sterol homeostasis|maintenance of cell polarity|endocytosis|sterol transport|exocytosis|sterol metabolic process phosphatidic acid binding|lipid binding|phosphatidylinositol-3,4-bisphosphate binding|oxysterol binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-5-phosphate binding|phosphatidylinositol-4-phosphate binding cortical endoplasmic reticulum|extrinsic to membrane|cytoplasm YPL005W AEP3 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0220195154964087 0.202542683938339 1083 Protein that may facilitate use of unformylated tRNA-Met in mitochondrial translation initiation; localized to the matrix face of the mitochondrial inner membrane; stabilizes the bicistronic AAP1-ATP6 mRNA mRNA metabolic process|mitochondrial translational initiation molecular_function mitochondrion|mitochondrial inner membrane|cytoplasm|extrinsic to membrane YGL232W TAN1 hom FT RNA PROCESSING|NUCLEUS 0.0220165396617514 0.202266976418196 1084 Putative tRNA acetyltransferase; RNA-binding protein required for the formation of the modified nucleoside N(4)-acetylcytidine in serine and leucine tRNAs but not required for the same modification in 18S rRNA; protein abundance increases in response to DNA replication stress tRNA modification RNA binding nucleus|cytoplasm YPR017C DSS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING 0.0220091034416851 0.202419470324023 1085 Guanine nucleotide dissociation stimulator for Sec4p, functions in the post-Golgi secretory pathway; binds zinc, found both on membranes and in the cytosol post-Golgi vesicle-mediated transport zinc ion binding|guanyl-nucleotide exchange factor activity cytosol|membrane YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.022007680978504 0.202448650189162 1086 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 YNL121C TOM70 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0220003930703649 0.202598199607109 1087 Component of the TOM (translocase of outer membrane) complex; involved in the recognition and initial import steps for all mitochondrially directed proteins; acts as a receptor for incoming precursor proteins; TOM70 has a paralog, TOM71, that arose from the whole genome duplication protein import into mitochondrial matrix|protein import into mitochondrial inner membrane mitochondrion targeting sequence binding|protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YGL167C PMR1 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.021985036564913 0.202913581679804 1088 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 YOR372C NDD1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0219713989096571 0.203733747083388 1089 Transcriptional activator essential for nuclear division; localized to the nucleus; essential component of the mechanism that activates the expression of a set of late-S-phase-specific genes positive regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity nucleus YPR026W ATH1 hom FT CARBOHYDRATE METABOLISM 0.0219694070670178 0.203234937167394 1090 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 YNL109W_d YNL109W hom 0.0219662606025291 0.203299675864502 1091 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YNL108C Unknown Unknown Unknown YLR027C AAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0219405690470429 0.203828842838741 1092 Cytosolic aspartate aminotransferase, involved in nitrogen metabolism; localizes to peroxisomes in oleate-grown cells aspartate biosynthetic process L-aspartate:2-oxoglutarate aminotransferase activity cytosol|peroxisome YJL117W PHO86 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.0219393956145027 0.203853035842727 1093 Endoplasmic reticulum (ER) resident protein; required for ER exit of the high-affinity phosphate transporter Pho84p, specifically required for packaging of Pho84p into COPII vesicles; protein abundance increases in response to DNA replication stress protein folding|ER to Golgi vesicle-mediated transport|regulation of phosphate transport unfolded protein binding endoplasmic reticulum YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.021896592439425 0.204736949813994 1094 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 YJL143W TIM17 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.021840406236325 0.205901456421731 1095 Essential subunit of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); with Tim23p, contributes to the architecture and function of the import channel; may link the import motor to the core TIM23 complex protein import into mitochondrial matrix|mitochondrial genome maintenance protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane presequence translocase complex YIL145C PAN6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0217984471110271 0.207045201914216 1096 Pantothenate synthase, also known as pantoate-beta-alanine ligase, required for pantothenic acid biosynthesis, deletion causes pantothenic acid auxotrophy, homologous to E. coli panC pantothenate biosynthetic process pantoate-beta-alanine ligase activity nucleus|cytoplasm YMR277W FCP1 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0217957687835935 0.206897737542253 1097 Carboxy-terminal domain (CTD) phosphatase, essential for dephosphorylation of the repeated C-terminal domain of the RNA polymerase II large subunit (Rpo21p) dephosphorylation of RNA polymerase II C-terminal domain|regulation of transcription from RNA polymerase II promoter protein serine/threonine phosphatase activity nucleus YLR400W_d YLR400W hom 0.0217647782112233 0.207476494743667 1098 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL034W_p YPL034W hom 0.0217539610917269 0.207702485633928 1099 Putative protein of unknown function; YPL034W is not essential gene biological_process molecular_function cellular_component YJL218W_p YJL218W hom 0.0217204206900599 0.20840434502645 1100 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 YER154W OXA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0216679632308359 0.209709407329537 1101 Mitochondrial inner membrane insertase, mediates the insertion of both mitochondrial- and nuclear-encoded proteins from the matrix into the inner membrane, interacts with mitochondrial ribosomes; conserved from bacteria to animals protein insertion into mitochondrial membrane from inner side|mitochondrial genome maintenance|mitochondrial proton-transporting ATP synthase complex assembly mitochondrial ribosome binding|membrane insertase activity mitochondrion|mitochondrial inner boundary membrane|integral to membrane|mitochondrial crista|mitochondrial large ribosomal subunit YLR322W_d VPS65 hom 0.021629503809569 0.211817784728831 1102 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 YLR376C PSY3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.021605496368191 0.21082225613578 1103 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function; structural analysis reveals a similar DNA-binding region in both Psy3p and Csm2p and that both regions work together to form a single DNA binding site; deletion of PSY3 results in a mutator phenotype; deletion increases sensitivity to anticancer drugs oxaliplatin and cisplatin but not mitomycin C recombinational repair|error-free translesion synthesis molecular_function nucleus|Shu complex|cytoplasm YOL076W MDM20 hom FF|FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0215671865672874 0.21197362446865 1104 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 YDR160W SSY1 het FT PLASMA MEMBRANE 0.0215562953963784 0.211863580227287 1105 Component of the SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p), which senses external amino acid concentration and transmits intracellular signals that result in regulation of expression of amino acid permease genes response to amino acid stimulus molecular_function integral to membrane|plasma membrane YER164W CHD1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0215417761547022 0.212171584508805 1106 Chromatin remodeler that regulates various aspects of transcription; acts in in conjunction with Isw1b to regulate chromatin structure and maintain chromatin integrity during transcription elongation by RNAP II by preventing trans-histone exchange over coding regions; contains a chromo domain, a helicase domain and a DNA-binding domain; component of both the SAGA and SLIK complexes termination of RNA polymerase I transcription|ATP-dependent chromatin remodeling|nucleosome positioning|negative regulation of histone H3-K14 acetylation|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|regulation of transcriptional start site selection at RNA polymerase II promoter|nucleosome mobilization|Unknown|transcription elongation from RNA polymerase II promoter chromatin DNA binding|DNA-dependent ATPase activity|methylated histone residue binding|DNA binding|rDNA binding nuclear chromatin|SLIK (SAGA-like) complex|mitochondrion|SAGA complex|nucleolar chromatin YJL015C_d YJL015C het 0.0215351068780872 0.212517786633641 1107 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 YOR062C_p YOR062C hom FT NUCLEUS 0.0215278609220127 0.212467078972192 1108 Protein of unknown function; similar to YKR075Cp 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0215251670558063 0.212728985706592 1109 Alpha arrestin that controls nutrient-mediated intracellular sorting of permease Gap1p; interacts with AP-1 subunit Apl4p; phosphorylated by Npr1p and also by cyclin-CDK complex Pcl7p-Pho85p; promotes endocytosis of plasma membrane proteins; ALY2 has a paralog, ALY1, that arose from the whole genome duplication Unknown|regulation of intracellular transport|ubiquitin-dependent endocytosis protein binding, bridging|ubiquitin protein ligase binding late endosome|cytoplasm|early endosome YGL188C-A_p YGL188C-A hom 0.0215063165678693 0.212925166229337 1110 Putative protein of unknown function biological_process molecular_function cellular_component YAR023C_p YAR023C hom 0.0215043586867595 0.212966831018615 1111 Putative integral membrane protein, member of DUP240 gene family biological_process molecular_function cellular_component YGR250C YGR250C hom 0.0214446331505503 0.214993783350597 1112 Putative RNA binding protein; localizes to stress granules induced by glucose deprivation; interacts with Rbg1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress biological_process RNA binding cytoplasmic stress granule|cytoplasm YDL023C_d YDL023C hom 0.0214419459408005 0.214298093258153 1113 Dubious open reading frame, unlikely to encode a protein; not conserved in other Saccharomyces species; overlaps the verified gene GPD1; deletion confers sensitivity to GSAO; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YHR136C SPL2 hom 0.0213918961732805 0.215369979301226 1114 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 YIL076W SEC28 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0213522163858106 0.216222517441746 1115 Epsilon-COP subunit of the coatomer; regulates retrograde Golgi-to-ER protein traffic; stabilizes Cop1p, the alpha-COP and the coatomer complex; non-essential for cell growth; protein abundance increases in response to DNA replication stress late endosome to vacuole transport via multivesicular body sorting pathway|ER to Golgi vesicle-mediated transport|vesicle coating molecular_function endosome|COPI vesicle coat YOR043W WHI2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0212692623844942 0.218012660911511 1116 Protein required, with binding partner Psr1p, for full activation of the general stress response, possibly through Msn2p dephosphorylation; regulates growth during the diauxic shift; negative regulator of G1 cyclin expression response to salt stress|mitochondrion degradation|actin filament organization|endocytosis|response to heat|regulation of growth|response to stress phosphatase activator activity cellular_component YHR154W RTT107 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0212466293834942 0.218502923751795 1117 Protein implicated in Mms22-dependent DNA repair during S phase; involved in recruiting the SMC5/6 complex to double-strand breaks; DNA damage induces phosphorylation by Mec1p at one or more SQ/TQ motifs; interacts with Mms22p and Slx4p; has four BRCT domains; has a role in regulation of Ty1 transposition; relative distribution to nuclear foci increases upon DNA replication stress negative regulation of transposition, RNA-mediated|double-strand break repair molecular_function Cul8-RING ubiquitin ligase complex|nucleus YPR111W DBF20 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0212399255348439 0.218648290475843 1118 Ser/Thr kinase involved in late nuclear division, one of the mitotic exit network (MEN) proteins; necessary for the execution of cytokinesis; also plays a role in regulating the stability of SWI5 and CLB2 mRNAs cytokinesis after mitosis|protein phosphorylation|barrier septum assembly involved in cell cycle cytokinesis|regulation of mRNA catabolic process|exit from mitosis protein serine/threonine kinase activity spindle pole body|cellular bud neck|cytoplasm YDR135C YCF1 hom FT NUCLEOTIDE METABOLISM 0.0212143238261748 0.219204078689792 1119 Vacuolar glutathione S-conjugate transporter; member of the ATP-binding cassette family; has a role in detoxifying metals such as cadmium, mercury, and arsenite; also transports unconjugated bilirubin, selenodigluthatione, and oxidized glutathione; similar to human cystic fibrosis protein CFTR bilirubin transport|response to metal ion|transmembrane transport bilirubin transmembrane transporter activity|glutathione S-conjugate-exporting ATPase activity fungal-type vacuole membrane|integral to membrane YOR234C RPL33B hom FT TRANSLATION|RIBOSOME 0.021194862155238 0.219627250476196 1120 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 YMR083W ADH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0211550560379277 0.220494613623893 1121 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 YPL093W NOG1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.021148513072509 0.220637417508832 1122 Putative GTPase that associates with free 60S ribosomal subunits in the nucleolus and is required for 60S ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; member of the ODN family of nucleolar G-proteins ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|rRNA processing GTP binding nucleolus|preribosome, large subunit precursor YOL052C SPE2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0211215001732107 0.221227690982564 1123 S-adenosylmethionine decarboxylase, required for the biosynthesis of spermidine and spermine; cells lacking Spe2p require spermine or spermidine for growth in the presence of oxygen but not when grown anaerobically spermidine biosynthetic process|spermine biosynthetic process|pantothenate biosynthetic process adenosylmethionine decarboxylase activity nucleus|cytoplasm YLR272C YCS4 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0210693100632265 0.222371327923536 1124 Subunit of the condensin complex; required for establishment and maintenance of chromosome condensation, chromosome segregation, chromatin binding of condensin, tRNA gene clustering at the nucleolus, and silencing at the mating type locus; required for replication slow zone (RSZ) breakage following Mec1p inactivation maintenance of rDNA|meiotic chromosome condensation|mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation|chromatin silencing at silent mating-type cassette molecular_function nucleolus|nuclear condensin complex YDR182W-A_p YDR182W-A hom 0.0210247662396906 0.223350754144666 1125 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0210141433767411 0.223584783702619 1126 Subunit of an alternative replication factor C complex important for DNA replication and genome integrity; suppresses spontaneous DNA damage; involved in homologous recombination-mediated repair and telomere homeostasis; required for PCNA (Pol30p) unloading during DNA replication negative regulation of DNA recombination|negative regulation of transposition, RNA-mediated|telomere maintenance|double-strand break repair via homologous recombination|DNA-dependent DNA replication|mitotic sister chromatid cohesion chromatin binding Elg1 RFC-like complex|mitochondrion|nucleus|cytoplasm YOR086C TCB1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0210125081185293 0.223620825220181 1127 Lipid-binding 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; contains three calcium and lipid binding domains; non-tagged protein also localizes to mitochondria; C-termini of Tcb1p, Tcb2p and Tcb3p interact biological_process lipid binding mitochondrion|plasma membrane|cortical endoplasmic reticulum YKR094C RPL40B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0210061799657828 0.224105903633784 1128 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 YLR064W PER33 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0210013606365199 0.224143060648407 1129 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 YGL129C RSM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0209755338991263 0.224436855567452 1130 Mitochondrial ribosomal protein of the small subunit, has similarity to mammalian apoptosis mediator proteins; null mutation prevents induction of apoptosis by overproduction of metacaspase Mca1p mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YBR185C MBA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0209503172414829 0.224994612343059 1131 Membrane-associated mitochondrial ribosome receptor; forms a complex with Mdm38p that may facilitate recruitment of mRNA-specific translational activators to ribosomes; possible role in protein export from the matrix to inner membrane protein insertion into mitochondrial membrane from inner side|mitochondrial respiratory chain complex III biogenesis|inner mitochondrial membrane organization|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis ribosome binding mitochondrion|mitochondrial inner membrane YNL189W SRP1 het FT PROTEIN LOCALIZATION|NUCLEUS 0.0209234113203318 0.22579847423167 1132 Karyopherin alpha homolog, forms a dimer with karyopherin beta Kap95p to mediate import of nuclear proteins, binds the nuclear localization signal of the substrate during import; may also play a role in regulation of protein degradation protein targeting to membrane|protein import into nucleus protein transporter activity integral to membrane|nuclear exosome (RNase complex)|nucleus|cytoplasm YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0209049332256935 0.226000934688109 1133 Minor isoform of the large subunit of ribonucleotide-diphosphate reductase; the RNR complex catalyzes rate-limiting step in dNTP synthesis, regulated by DNA replication and DNA damage checkpoint pathways via localization of small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor mitochondrion|ribonucleoside-diphosphate reductase complex|cytoplasm YKL020C SPT23 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0208785665479935 0.22679490618007 1134 ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Mga2p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting cellular response to cold|positive regulation of unsaturated fatty acid biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette DNA binding integral to endoplasmic reticulum membrane|nucleus YGL116W CDC20 het FF|FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0208612549918827 0.226972462125492 1135 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 YMR029C FAR8 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0208593937558719 0.227013927303495 1136 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far9p, Far10p, and Far11p re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YOR038C HIR2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0208322590190729 0.227827125573604 1137 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 YLR295C ATP14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0207982099699239 0.228380005282184 1138 Subunit h of the F0 sector of mitochondrial F1F0 ATP synthase; F1F0 ATP synthase is a large, evolutionarily conserved enzyme complex required for ATP synthesis; protein abundance increases in response to DNA replication stress cristae formation|mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0207502168133118 0.229455658241824 1139 Integral membrane component of endoplasmic reticulum-derived COPII-coated vesicles, which function in ER to Golgi transport ER to Golgi vesicle-mediated transport glycoprotein binding fungal-type vacuole membrane|integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YLR083C EMP70 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.020714102883272 0.230267438782386 1140 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 YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0207085994144254 0.230391326526018 1141 Integral ER membrane protein, regulates phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PI4P levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; interacts with FFAT motif of Opi1p; involved in telomeric silencing; null shows inositol auxotrophy above 34 deg C; VAP homolog; SCS2 has a paralog, SCS22, that arose from the whole genome duplication endoplasmic reticulum inheritance|regulation of intracellular lipid transport|negative regulation of transcription factor import into nucleus|phospholipid biosynthetic process|chromatin silencing at telomere phosphatidylinositol binding|FFAT motif binding nuclear membrane|integral to endoplasmic reticulum membrane|nuclear envelope|endoplasmic reticulum|cellular bud tip YML047W-A_d YML047W-A hom 0.0206934781219692 0.231079905904981 1142 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER156C_p YER156C hom FT NUCLEUS 0.0206548477883882 0.231603812005218 1143 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 YIR009W MSL1 hom FT RNA PROCESSING|NUCLEUS 0.0206467760920009 0.231786277209837 1144 U2B component of U2 snRNP, involved in splicing, binds the U2 snRNA stem-loop IV in vitro but requires association of Lea1p for in vivo binding; does not contain the conserved C-terminal RNA binding domain found in other family members mRNA splicing, via spliceosome U2 snRNA binding U2 snRNP|U2-type prespliceosome YOR331C_d YOR331C hom 0.0206414116292985 0.231907600306172 1145 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 YJL132W_p YJL132W hom 0.0206413919731415 0.231908044934162 1146 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 YJR112W NNF1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0206357672150895 0.232035303454401 1147 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; required for accurate chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore YGL229C SAP4 hom FT CELL CYCLE|MITOCHONDRION 0.0206266738837669 0.232241142232238 1148 Protein required for function of the Sit4p protein phosphatase, member of a family of similar proteins that form complexes with Sit4p, including Sap155p, Sap185p, and Sap190p G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity mitochondrion|cytoplasm YKR051W_p YKR051W hom 0.0206137248253873 0.232534483681599 1149 Putative protein of unknown function biological_process molecular_function integral to membrane YOR134W BAG7 hom FT SIGNALING 0.0205476870323607 0.234034558020042 1150 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 YOR103C OST2 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0205385931067232 0.234241665822103 1151 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 YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0205276749032316 0.234630068672762 1152 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 YLR072W_p YLR072W hom FT ENDOMEMBRANE SYSTEM 0.020495537319359 0.2352938141206 1153 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YLR072W is not an esssential gene biological_process molecular_function cytoplasm YEL018W EAF5 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0204948198479185 0.23544992808145 1154 Esa1p-associated factor, non-essential subunit of the NuA4 acetyltransferase complex DNA repair molecular_function nucleus|NuA4 histone acetyltransferase complex YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0204829534014557 0.235651349638683 1155 Subunit of a kinetochore-microtubule binding complex with Kre28p that bridges centromeric heterochromatin and kinetochore MAPs and motors; required for sister chromatid bi-orientation and kinetochore binding of SAC components microtubule nucleation|protein localization to kinetochore|sister chromatid biorientation|mitotic cell cycle spindle assembly checkpoint microtubule binding|structural constituent of cytoskeleton mitochondrion|condensed nuclear chromosome kinetochore|spindle pole body YDR500C RPL37B hom FT TRANSLATION|RIBOSOME 0.0204546585773897 0.236229222490185 1156 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 YER059W PCL6 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.020447455464379 0.236464232330216 1157 Pho85p cyclin of the Pho80p subfamily; forms the major Glc8p kinase together with Pcl7p and Pho85p; involved in the control of glycogen storage by Pho85p; stabilized by Elongin C binding regulation of glycogen catabolic process|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YDR018C_p YDR018C hom FT LIPID METABOLISM 0.0203827113372626 0.23781195938068 1158 Probable membrane protein with three predicted transmembrane domains; similar to C. elegans F55A11.5 and maize 1-acyl-glycerol-3-phosphate acyltransferase; YDR018C has a paralog, CST26, that arose from the whole genome duplication phospholipid biosynthetic process transferase activity, transferring acyl groups integral to membrane YNL094W APP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0203594264487435 0.238348553306173 1159 Phosphatidate phosphatase, converts phosphatidate to diacylglycerol; App1p, Pah1p, Dpp1p, and Lpp1p are responsible for all the phosphatidate phosphatase activity; component of cortical actin patches; interacts with components of endocytic pathway actin cytoskeleton organization molecular_function actin cytoskeleton|actin cortical patch YCR017C CWH43 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0203313187508027 0.238997424864709 1160 Putative sensor/transporter protein involved in cell wall biogenesis; contains 14-16 transmembrane segments and several putative glycosylation and phosphorylation sites; null mutation is synthetically lethal with pkc1 deletion fungal-type cell wall organization|GPI anchor biosynthetic process molecular_function integral to membrane|integral to plasma membrane|cellular bud neck|cellular bud tip YCR020W-B HTL1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0203279756312228 0.23970602373827 1161 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 YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0203102653097314 0.239484262817026 1162 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 YDL205C HEM3 het FT COFACTOR METABOLISM|NUCLEUS 0.020273355442796 0.240339449479038 1163 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 YIL140W AXL2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0202281084634874 0.241390735206075 1164 Integral plasma membrane protein required for axial budding in haploid cells, localizes to the incipient bud site and bud neck; glycosylated by Pmt4p; potential Cdc28p substrate axial cellular bud site selection|cellular bud site selection molecular_function integral to plasma membrane|cellular bud neck|septin ring YDR340W_d YDR340W hom 0.0201851204249063 0.242392529389933 1165 Putative protein of unknown function Unknown Unknown Unknown YOL086W-A MHF1 hom FT RESPONSE TO DNA DAMAGE 0.0201634355373561 0.242898982044187 1166 Component of the heterotetrameric MHF histone-fold complex; in humans the MMF complex interacts with both DNA and Mph1p ortholog FANCM, a Fanconi anemia complementation group protein, to stabilize and remodel blocked replication forks and repair damaged DNA; mhf1 srs2 double mutants are MMS hypersensitive; ortholog of human centromere constitutive-associated network (CCAN) subunit CENP-S, also known as MHF1 response to DNA damage stimulus molecular_function cellular_component YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.020144529496101 0.243552074732717 1167 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 YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0200963081797983 0.244471459997491 1168 Protein involved in repression of transcription at the silent mating-type loci HML and HMR; recruitment to silent chromatin requires interactions with Orc1p and with Sir4p, through a common Sir1p domain; binds to centromeric chromatin establishment of chromatin silencing|chromatin silencing at silent mating-type cassette chromatin binding|sequence-specific DNA binding chromatin silencing complex YKL039W PTM1 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.02005075341575 0.245542654030781 1169 Protein of unknown function; copurifies with late Golgi vesicles containing the v-SNARE Tlg2p; PTM1 has a paralog, YHL017W, that arose from the whole genome duplication biological_process molecular_function integral to membrane YOR283W YOR283W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0200491900208533 0.245579474668765 1170 Phosphatase with a broad substrate specificity and some similarity to GPM1/YKL152C, a phosphoglycerate mutase; YOR283W is not an essential gene dephosphorylation phosphatase activity nucleus|cytoplasm YPR124W CTR1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0200397487620068 0.245801914813633 1171 High-affinity copper transporter of the plasma membrane; mediates nearly all copper uptake under low copper conditions; transcriptionally induced at low copper levels and degraded at high copper levels; protein increases in abundance and relocalizes from nucleus to plasma membrane upon DNA replication stress copper ion import copper uptake transmembrane transporter activity integral to membrane|plasma membrane YOL140W ARG8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0199851288924352 0.247726781943533 1172 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 YHR082C KSP1 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0199796046539941 0.247222251147212 1173 Serine/threonine protein kinase; associates with TORC1 and likely involved in TOR signaling cascades; negative regulator of autophagy; nuclear translocation required for haploid filamentous growth; regulates filamentous growth induced nuclear translocation of Bcy1p, Fus3p, and Sks1p; overproduction causes allele-specific suppression of prp20-10; protein abundance increases in response to DNA replication stress TOR signaling cascade|protein phosphorylation|Unknown|cellular protein localization|regulation of filamentous growth|negative regulation of macroautophagy protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YML084W_d YML084W hom 0.0199785330217423 0.247247610319019 1174 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCL075W YCL075W hom FT NUCLEUS 0.0199643281559233 0.247583927173123 1175 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 YBR064W_d YBR064W hom 0.0199530878074503 0.247850282379776 1176 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YBR063C Unknown Unknown Unknown YOL163W_p YOL163W hom 0.0199301768015367 0.248393810101672 1177 Putative protein of unknown function; member of the Dal5p subfamily of the major facilitator family transmembrane transport transmembrane transporter activity integral to membrane|membrane YLR448W RPL6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0198728780971954 0.249968695388759 1178 Ribosomal 60S subunit protein L6B; binds 5.8S rRNA; homologous to mammalian ribosomal protein L6, no bacterial homolog; RPL6B has a paralog, RPL6A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YCR005C CIT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0198213157404812 0.251270593778612 1179 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 YMR068W AVO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0198039185914251 0.251404038722514 1180 Component of a complex containing the Tor2p kinase and other proteins, which may have a role in regulation of cell growth fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|cytoplasm YML116W-A_d YML116W-A hom 0.0196971417925685 0.254040384586145 1181 Putative protein of unknown function Unknown Unknown Unknown YMR158W MRPS8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0196936831107159 0.254052979266285 1182 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR062W LCB2 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0196846665107703 0.254270502513733 1183 Component of serine palmitoyltransferase, responsible along with Lcb1p for the first committed step in sphingolipid synthesis, which is the condensation of serine with palmitoyl-CoA to form 3-ketosphinganine sphingolipid biosynthetic process serine C-palmitoyltransferase activity SPOTS complex|serine C-palmitoyltransferase complex YER106W MAM1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0196548202572725 0.254991459926473 1184 Monopolin, kinetochore associated protein involved in chromosome attachment to meiotic spindle meiotic chromosome segregation|meiotic sister chromatid cohesion involved in meiosis I molecular_function condensed nuclear chromosome kinetochore|monopolin complex YHR175W-A_p YHR175W-A hom 0.0195864213623 0.256649039239343 1185 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL013C_d YNL013C hom 0.0195729960047974 0.257046207524744 1186 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 YAR035C-A_p YAR035C-A hom 0.0195615032863397 0.257254758370754 1187 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.0195474249776442 0.257597417886517 1188 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 YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0195235865070815 0.258178356617044 1189 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin nucleation|actin filament organization ubiquitin binding Arp2/3 protein complex YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0195232547180727 0.258683906343647 1190 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YFR031C-A RPL2A hom FT TRANSLATION|RIBOSOME 0.0195214584388265 0.258443318017543 1191 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 YPR158W CUR1 hom FT NUCLEUS 0.0194982426387252 0.258796976708208 1192 Sorting factor, central regulator of spatial protein quality control; physically and functionally interacts with chaperones to promote sorting and deposition of misfolded proteins into cytosolic compartments; involved in destabilization of [URE3] prions; CUR1 has a paralog, BTN2, that arose from the whole genome duplication cellular response to stress|protein localization to nucleus chaperone binding nucleus YDL210W UGA4 hom 0.0194681194460716 0.259533590045925 1193 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 YLL061W MMP1 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0194640144082168 0.259634084270775 1194 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 YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0194423548446818 0.260164771602335 1195 Protein involved in establishment of cell polarity and bud emergence; interacts with the Rho1p small GTP-binding protein and with the Rho-type GTPase Cdc42p; involved in maintenance of proper telomere length establishment of cell polarity|Rho protein signal transduction|actin cytoskeleton organization molecular_function nucleus|cytoplasm YPL029W SUV3 hom FF|FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.0194242295781466 0.2606094404229 1196 ATP-dependent RNA helicase, component of the mitochondrial degradosome along with the RNase Dss1p; the degradosome associates with the ribosome and mediates RNA turnover; also required during splicing of the COX1 AI5_beta intron mitochondrial DNA replication|mitochondrial RNA catabolic process|Group I intron splicing exoribonuclease II activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial chromosome|mitochondrial degradosome YLR169W_d YLR169W hom 0.0194197131089024 0.260720325122767 1197 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL120W YFH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0194196689236981 0.260721410083271 1198 Mitochondrial matrix iron chaperone; oxidizes and stores iron; interacts with Isu1p to promote Fe-S cluster assembly; mutation results in multiple Fe/S-dependent enzyme deficiencies; human frataxin homolog is mutated in Friedrich's ataxia cellular iron ion homeostasis|iron-sulfur cluster assembly|glutathione metabolic process ferrous iron binding|ferroxidase activity|iron chaperone activity mitochondrion|mitochondrial matrix YML006C GIS4 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0193866974407761 0.261531889926336 1199 CAAX box containing protein of unknown function, proposed to be involved in the RAS/cAMP signaling pathway cellular ion homeostasis|intracellular signal transduction molecular_function plasma membrane YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.0193847133240676 0.262293089979845 1200 Alpha subunit of Type II geranylgeranyltransferase required for vesicular transport between the endoplasmic reticulum and the Golgi; provides a membrane attachment moiety to Rab-like proteins Ypt1p and Sec4p protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport Rab geranylgeranyltransferase activity Rab-protein geranylgeranyltransferase complex YBR236C ABD1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0193793136497145 0.261713630954937 1201 Methyltransferase, catalyzes the transfer of a methyl group from S-adenosylmethionine to the GpppN terminus of capped mRNA 7-methylguanosine mRNA capping|transcription from RNA polymerase II promoter mRNA (guanine-N7-)-methyltransferase activity nucleus|DNA-directed RNA polymerase II, holoenzyme YDL219W DTD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0193709048879359 0.261920706340566 1202 D-Tyr-tRNA(Tyr) deacylase, functions in protein translation, may affect nonsense suppression via alteration of the protein synthesis machinery; ubiquitous among eukaryotes Unknown D-leucyl-tRNA(Leu) deacylase activity|D-tyrosyl-tRNA(Tyr) deacylase activity cytoplasm YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0193462142465058 0.263099391755223 1203 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 YPL077C_p YPL077C hom 0.0193410157373376 0.262657676758606 1204 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 YNL102W POL1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0193269102496834 0.263005969390226 1205 Catalytic subunit of the DNA polymerase I alpha-primase complex, required for the initiation of DNA replication during mitotic DNA synthesis and premeiotic DNA synthesis RNA-dependent DNA replication|lagging strand elongation|DNA synthesis involved in DNA repair|DNA replication|DNA replication initiation|premeiotic DNA replication DNA-directed DNA polymerase activity mitochondrion|alpha DNA polymerase:primase complex|replication fork YBL024W NCL1 hom FT RNA PROCESSING|NUCLEUS 0.0193155749219949 0.263286092086795 1206 S-adenosyl-L-methionine-dependent tRNA: m5C-methyltransferase, methylates cytosine to m5C at several positions in tRNAs and intron-containing pre-tRNAs; increases proportion of tRNALeu(CAA) with m5C at wobble position in response to hydrogen peroxide, causing selective translation of mRNA from genes enriched in TTG codon; loss of NCL1 confers hypersensitivity to oxidative stress; similar to Nop2p and human proliferation associated nucleolar protein p120 tRNA methylation tRNA (cytosine-5-)-methyltransferase activity nucleus YPR162C ORC4 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0193090020664115 0.263448617094441 1207 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YNL261W ORC5 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0193036580747818 0.263794494769913 1208 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing regulation of chromatin silencing at telomere|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette DNA replication origin binding|ATP binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YMR209C_p YMR209C hom 0.0193021172046517 0.26361893117016 1209 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YBR134W_d YBR134W hom 0.0192875477701132 0.263979592452526 1210 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHL036W MUP3 hom 0.0192676042777318 0.264830267507865 1211 Low affinity methionine permease, similar to Mup1p amino acid transport L-methionine transmembrane transporter activity integral to membrane|membrane YGR170W PSD2 hom FT LIPID METABOLISM|GOLGI APPARATUS 0.0192438672733253 0.265062925981727 1212 Phosphatidylserine decarboxylase of the Golgi and vacuolar membranes, converts phosphatidylserine to phosphatidylethanolamine phosphatidylcholine biosynthetic process phosphatidylserine decarboxylase activity endosome YMR126C_p DLT1 hom 0.0192420713750666 0.265178793223774 1213 Protein of unknown function, mutant sensitive to 6-azauracil (6AU) and mycophenolic acid (MPA) biological_process molecular_function cellular_component YCR083W TRX3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.019238775283417 0.26518941297907 1214 Mitochondrial thioredoxin, highly conserved oxidoreductase required to maintain the redox homeostasis of the cell, forms the mitochondrial thioredoxin system with Trr2p, redox state is maintained by both Trr2p and Glr1p cellular response to oxidative stress disulfide oxidoreductase activity mitochondrion YNL050C_p YNL050C hom 0.0191960731990097 0.266251785069224 1215 Putative protein of unknown function; YNL050c is not an essential gene biological_process molecular_function cellular_component YKL036C_d YKL036C het 0.0191951829765639 0.266273963751394 1216 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the essential gene UGP1 gene and uncharacterized ORF YKL037W Unknown Unknown Unknown YPR169W JIP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0191831183709403 0.266574662327053 1217 Essential protein required for biogenesis of the large ribosomal subunit; interacts with proteins involved in RNA processing, ribosome biogenesis, ubiquitination and demethylation; similar to WDR55, a human WD repeat protein ribosomal large subunit biogenesis molecular_function nucleolus|nucleus YGL066W SGF73 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0191679804477307 0.266952290591387 1218 SAGA complex subunit; has a role in anchoring the deubiquitination module into SAGA and SLIK complexes; involved in preinitiation complex assembly at promoters; human ortholog ataxin-7 is associated with spinocerebellar ataxia diseases; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay histone deubiquitination|mRNA export from nucleus|histone acetylation|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|protein complex assembly|chromatin modification histone acetyltransferase activity|enzyme activator activity|structural molecule activity DUBm complex|SLIK (SAGA-like) complex|SAGA complex YMR230W-A_p YMR230W-A hom 0.0191448507109731 0.267529991349691 1219 Putative protein of unknown function biological_process molecular_function cellular_component YNL264C PDR17 hom FT LIPID METABOLISM 0.0191333507213697 0.267817540778281 1220 Phosphatidylinositol transfer protein (PITP), downregulates Plb1p-mediated turnover of phosphatidylcholine, found in the cytosol and microsomes, homologous to Pdr16p, deletion affects phospholipid composition Golgi to plasma membrane protein transport|phosphatidylserine metabolic process|response to drug|sterol biosynthetic process|Unknown|phospholipid transport|phospholipid biosynthetic process phosphatidylinositol transporter activity|phosphatidylcholine transporter activity endosome|cell periphery|cytosol|cytoplasm YBR262C AIM5 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0191330492388835 0.267825081997881 1221 Mitochondrial inner membrane protein; subunit of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0190773398570069 0.269221089132917 1222 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 YKL012W PRP40 het FT RNA PROCESSING|NUCLEUS 0.0190739811125387 0.269305414317499 1223 U1 snRNP protein involved in splicing, interacts with the branchpoint-binding protein during the formation of the second commitment complex mRNA splicing, via spliceosome RNA binding U1 snRNP|nucleus|U2-type prespliceosome YLR459W GAB1 het FT CELL CYCLE|LIPID METABOLISM|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.019051808897403 0.269862528132157 1224 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 YGR164W_d YGR164W hom 0.0189943949164531 0.271308820461697 1225 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR039C MSC7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0189649246505575 0.272482562929419 1226 Protein of unknown function, green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; msc7 mutants are defective in directing meiotic recombination events to homologous chromatids reciprocal meiotic recombination molecular_function integral to membrane|endoplasmic reticulum YNL338W_d YNL338W hom 0.0189480314789481 0.272480609809584 1227 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps TEL14L-XC, which is Telomeric X element Core sequence on the left arm of Chromosome XIV Unknown Unknown Unknown YCL035C GRX1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.018940170319726 0.272679635431811 1228 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 YPL131W RPL5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0189362012160315 0.273496371731877 1229 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 YKL134C OCT1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0189308645000706 0.272915364845625 1230 Mitochondrial intermediate peptidase, cleaves destabilizing N-terminal residues of a subset of proteins upon import, after their cleavage by mitochondrial processing peptidase (Mas1p-Mas2p); may contribute to mitochondrial iron homeostasis cellular iron ion homeostasis|protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion YAL030W SNC1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0188831529461561 0.274484163584531 1231 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 YHR061C GIC1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.018872595392245 0.274394570037131 1232 Protein involved in initiation of budding and cellular polarization; interacts with Cdc42p via the Cdc42/Rac-interactive binding (CRIB) domain; relocalizes from bud neck to nucleus upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|axial cellular bud site selection|Rho protein signal transduction Rho GTPase binding|Rho GTPase activator activity incipient cellular bud site|actin cap|mating projection tip|cellular bud neck|cellular bud tip YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0188514897948932 0.275074879761391 1233 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 YNR011C PRP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0188510311653564 0.274943379386624 1234 RNA-dependent ATPase in the DEAH-box family, required for activation of the spliceosome before the first transesterification step in RNA splicing; orthologous to human protein DHX16 generation of catalytic spliceosome for first transesterification step RNA-dependent ATPase activity U2-type catalytic step 1 spliceosome YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0188344341049936 0.275366284192966 1235 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 YLR050C_p YLR050C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0188101077614476 0.275986938043023 1236 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YLR050C is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YKL057C NUP120 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0187932369227062 0.276417934394511 1237 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis and is involved in establishment of a normal nucleocytoplasmic concentration gradient of the GTPase Gsp1p; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP160 double-strand break repair|protein export from nucleus|ribosomal large subunit export from nucleus|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|telomere tethering at nuclear periphery|nuclear pore distribution|mRNA export from nucleus in response to heat stress|mRNA export from nucleus|positive regulation of transcription, DNA-dependent|negative regulation of transcription from RNA polymerase II promoter|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore outer ring YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0187900402191357 0.276499651680989 1238 Protein involved in the initiation of DNA replication; required for proper assembly of replication proteins at the origins of replication; interacts with Cdc45p; localizes to nuclear foci that become diffuse upon DNA replication stress DNA unwinding involved in replication|double-strand break repair via break-induced replication|DNA replication initiation chromatin binding nuclear chromatin|DNA replication preinitiation complex YMR170C ALD2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0187621018158892 0.27721454131683 1239 Cytoplasmic aldehyde dehydrogenase, involved in ethanol oxidation and beta-alanine biosynthesis; uses NAD+ as the preferred coenzyme; expression is stress induced and glucose repressed; very similar to Ald3p cellular aldehyde metabolic process|beta-alanine biosynthetic process|polyamine catabolic process aldehyde dehydrogenase (NAD) activity cytoplasm YGR048W UFD1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0187457412847575 0.277848788426399 1240 Substrate-recruiting cofactor of the Cdc48p-Npl4p-Ufd1p segregase; polyubiquitin binding protein that assists in the dislocation of misfolded, ERAD substrates that are subsequently delivered to the proteasome for degradation; involved in regulated destruction of ER membrane proteins such as HMG-CoA reductase (Hmg1/2p) and cytoplasmic proteins (Fbp1p); involved in mobilizing membrane bound transaction factors by regulated Ub/proteasome-dependent processing (RUP) retrograde protein transport, ER to cytosol|proteasomal ubiquitin-dependent protein catabolic process|ER-associated protein catabolic process|ER-associated misfolded protein catabolic process|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process ubiquitin binding|polyubiquitin binding nucleus|Cdc48p-Npl4p-Ufd1p AAA ATPase complex YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.018742015518477 0.277729287877742 1241 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 YJL148W RPA34 hom FT NUCLEUS 0.0187395060439871 0.277793643245365 1242 RNA polymerase I subunit A34.5 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex|nucleolus|nucleus YOL133W HRT1 het FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0187384055729231 0.277821867980555 1243 RING finger containing subunit of Skp1-Cullin-F-box ubiquitin protein ligases (SCF); required for Gic2p, Far1p, Sic1p and Cln2p degradation; may tether Cdc34p (a ubiquitin conjugating enzyme or E2) and Cdc53p (a cullin) subunits of SCF 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 SCF ubiquitin ligase complex|nucleus|cytoplasm YNL198C_d YNL198C hom 0.0187257468972607 0.278146676359679 1244 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR273C PIG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0187188082018925 0.278324825609814 1245 Putative targeting subunit for the type-1 protein phosphatase Glc7p that tethers it to the Gsy2p glycogen synthase regulation of glycogen biosynthetic process protein phosphatase type 1 regulator activity protein phosphatase type 1 complex YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.0186802963762746 0.279315017848996 1246 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 YNR023W SNF12 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0186740508001527 0.279834561782852 1247 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 YOR091W TMA46 hom FT TRANSLATION 0.0186726102583533 0.279512924810326 1248 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.0186703390504465 0.279571423523008 1249 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 YAR003W SWD1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0186469772575172 0.280173627974753 1250 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 YOR111W_p YOR111W hom 0.0186341629388833 0.280504320634166 1251 Putative protein of unknown function biological_process molecular_function cellular_component YIL136W OM45 hom FT MITOCHONDRION 0.0186310351125288 0.280585079089168 1252 Mitochondrial outer membrane protein of unknown function; major constituent of the outer membrane, located on the outer (cytosolic) face; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YDR261C EXG2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0186270375336968 0.28076004788939 1253 Exo-1,3-beta-glucanase, involved in cell wall beta-glucan assembly; may be anchored to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization glucan exo-1,3-beta-glucosidase activity fungal-type cell wall YER131W RPS26B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0186083539432464 0.281171164405027 1254 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 YGR262C BUD32 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|LIPID METABOLISM|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME 0.0185993072588281 0.281405163838429 1255 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 YJR093C FIP1 het FT RNA PROCESSING|NUCLEUS 0.0185883228005904 0.281689462801831 1256 Subunit of cleavage polyadenylation factor (CPF), interacts directly with poly(A) polymerase (Pap1p) to regulate its activity; bridging factor that links Pap1p and the CPF complex via Yth1p mRNA cleavage|mRNA polyadenylation RNA binding|protein binding, bridging mRNA cleavage and polyadenylation specificity factor complex YDR170C SEC7 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0185660194273854 0.282267316186511 1257 Guanine nucleotide exchange factor (GEF) for ADP ribosylation factors involved in proliferation of the Golgi, intra-Golgi transport and ER-to-Golgi transport; found in the cytoplasm and on Golgi-associated coated vesicles ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|autophagic vacuole assembly ARF guanyl-nucleotide exchange factor activity trans-Golgi network|cytosol|late endosome|integral to membrane|Golgi-associated vesicle YDL027C_p YDL027C hom FT MITOCHONDRION 0.0185484704564383 0.282722553172573 1258 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 YGL112C TAF6 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0185344856883329 0.283085687292664 1259 Subunit (60 kDa) of TFIID and SAGA complexes, involved in transcription initiation of RNA polymerase II and in chromatin modification, similar to histone H4 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YBR191W RPL21A hom FT TRANSLATION|RIBOSOME 0.018531279334122 0.283168989271854 1260 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 YML109W ZDS2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|GENE SILENCING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0185254191473849 0.283321281453895 1261 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 YDR279W RNH202 hom FT NUCLEUS 0.0185219295677167 0.283411993589918 1262 Ribonuclease H2 subunit, required for RNase H2 activity; related to human AGS2 that causes Aicardi-Goutieres syndrome RNA catabolic process|DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus YER137C_p YER137C hom 0.0185141774377693 0.283613581703481 1263 Putative protein of unknown function biological_process molecular_function cellular_component YCL039W GID7 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0185127615175469 0.283937750351021 1264 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 YER040W GLN3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.01849818541141 0.284029748499558 1265 Transcriptional activator of genes regulated by nitrogen catabolite repression (NCR), localization and activity regulated by quality of nitrogen source nitrogen catabolite activation 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|sequence-specific DNA binding transcription factor activity cytosol|nucleus YDR051C DET1 hom FT NUCLEUS 0.0184878441816022 0.284299082280858 1266 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 YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.0184814693222997 0.284465199356847 1267 Acetyl-coA synthetase isoform which, along with Acs1p, is the nuclear source of acetyl-coA for histone acetylation; mutants affect global transcription; required for growth on glucose; expressed under anaerobic conditions histone acetylation|acetyl-CoA biosynthetic process|replicative cell aging acetate-CoA ligase activity|acid-ammonia (or amide) ligase activity cytosol|nucleolus|nucleus YDR419W RAD30 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0184776379926567 0.28456506832007 1268 DNA polymerase eta, involved in translesion synthesis during post-replication repair; catalyzes the synthesis of DNA opposite cyclobutane pyrimidine dimers and other lesions; may also have a role in protection against mitochondrial mutagenesis; mutations in human pol eta are responsible for XPV error-prone translesion synthesis|error-free translesion synthesis DNA-directed DNA polymerase activity replication fork YML024W RPS17A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0184663490045706 0.28485946943218 1269 Ribosomal protein 51 (rp51) of the small (40s) subunit; homologous to mammalian ribosomal protein S17, no bacterial homolog; RPS17A has a paralog, RPS17B, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit assembly structural constituent of ribosome cytosolic small ribosomal subunit YMR279C YMR279C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0184663372983173 0.284859774821833 1270 Putative boron transporter involved in boron efflux and resistance; overexpression mutant but not null mutant displays boron tolerance phenotype; identified as a heat-induced gene in a high-throughout screen; YMR279C is not an essential gene; YMR279C has a paralog, ATR1, that arose from the whole genome duplication borate transmembrane transport borate efflux transmembrane transporter activity integral to membrane YBR016W YBR016W hom FT PLASMA MEMBRANE 0.0184649391508956 0.284896250915583 1271 Tail-anchored plasma membrane protein with a conserved CYSTM module; predicted to be palmitoylated; has similarity to hydrophilins, which are involved in the adaptive response to hyperosmotic conditions; YBR016W has a paralog, YDL012C, that arose from the whole genome duplication biological_process molecular_function cellular bud membrane|plasma membrane|mating projection membrane YJL044C GYP6 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0184213460166977 0.286106982177778 1272 GTPase-activating protein (GAP) for the yeast Rab family member, Ypt6p; involved in vesicle mediated protein transport intracellular protein transport GTPase activator activity endosome|clathrin-coated vesicle YPR079W MRL1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0183589861800412 0.287669633971971 1273 Membrane protein; has similarity to mammalian mannose-6-phosphate receptors; possibly functions as a sorting receptor in the delivery of vacuolar hydrolases; protein abundance increases in response to DNA replication stress vacuolar transport signal sequence binding late endosome|cytoplasm YGR096W TPC1 hom FT MITOCHONDRION 0.0183433521629182 0.288152291765192 1274 Mitochondrial membrane transporter that mediates uptake of the essential cofactor thiamine pyrophosphate (ThPP) into mitochondria; expression appears to be regulated by carbon source; member of the mitochondrial carrier family thiamine pyrophosphate transport thiamine transmembrane transporter activity integral to membrane|integral to mitochondrial inner membrane YER185W PUG1 hom FT PLASMA MEMBRANE 0.0183247853174977 0.288568736144292 1275 Plasma membrane protein with roles in the uptake of protoprophyrin IX and the efflux of heme; expression is induced under both low-heme and low-oxygen conditions; member of the fungal lipid-translocating exporter (LTE) family of proteins heme transport molecular_function integral to membrane|plasma membrane YMR276W DSK2 hom FT CELL CYCLE|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0182755433142755 0.289866575178322 1276 Nuclear-enriched ubiquitin-like polyubiquitin-binding protein; required for spindle pole body (SPB) duplication and for transit through the G2/M phase of the cell cycle; involved in proteolysis; interacts with the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|spindle pole body duplication associated with nuclear envelope protein binding, bridging nucleus YPL023C MET12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0182555212441614 0.290395405239406 1277 Protein with methylenetetrahydrofolate reductase (MTHFR) activity in vitro; null mutant has no phenotype and is prototrophic for methionine; MET13 encodes major isozyme of MTHFR biological_process methylenetetrahydrofolate reductase (NADPH) activity cellular_component YLR140W_d YLR140W het 0.0182477684533622 0.290600348891347 1278 Dubious open reading frame unlikely to encode a functional protein; overlaps essential RRN5 gene which encodes a member of the UAF transcription factor involved in transcription of rDNA by RNA polymerase I Unknown Unknown Unknown YGR237C_p YGR237C hom 0.018244974800297 0.290962115029506 1279 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YLR216C CPR6 hom 0.018241287694354 0.290771741226507 1280 Peptidyl-prolyl cis-trans isomerase (cyclophilin); catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds to Hsp82p and contributes to chaperone activity; protein abundance increases in response to DNA replication stress protein folding|protein refolding unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytoplasm YPR174C YPR174C hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0181969804139187 0.291945327009317 1281 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nuclear periphery; potential Cdc28p substrate; binds phosphatidylinositols and phosphatidylethanolamine in a large-scale study; relative distribution to foci at the nuclear periphery increases upon DNA replication stress; YPR174C has a paralog, NBP1, that arose from the whole genome duplication biological_process molecular_function nuclear envelope|spindle pole body YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0181878604736998 0.292331236696174 1282 RNA polymerase II subunit B16; forms two subunit dissociable complex with Rpb4p; involved in recruitment of 3'-end processing factors to transcribing RNA polymerase II complex and in export of mRNA to cytoplasm under stress conditions; also involved in translation initiation transcription initiation from RNA polymerase II promoter|positive regulation of translational initiation|positive regulation of nuclear-transcribed mRNA poly(A) tail shortening|nuclear-transcribed mRNA catabolic process, exonucleolytic|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|translation initiation factor binding|single-stranded RNA binding|single-stranded DNA binding nucleus|DNA-directed RNA polymerase II, core complex|cytoplasmic mRNA processing body|cytoplasm YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0181672043552758 0.292735803060915 1283 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 YKL163W PIR3 hom FT CELL WALL ORG/BIOGENESIS 0.0181638683910774 0.292824453530859 1284 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 YPL145C KES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0181575308532167 0.292992917938429 1285 One of seven members of the yeast oxysterol binding protein family; involved in negative regulation of Sec14p-dependent Golgi complex secretory functions, peripheral membrane protein that localizes to the Golgi complex; KES1 has a paralog, HES1, that arose from the whole genome duplication post-Golgi vesicle-mediated transport|positive regulation of phosphatase activity|maintenance of cell polarity|endocytosis|exocytosis|sterol transport phosphatidic acid binding|lipid binding|phosphatidylinositol-4,5-bisphosphate binding|oxysterol binding|sterol transporter activity|phosphatidylinositol-4-phosphate binding Golgi membrane|extrinsic to membrane|cytoplasm YNL090W RHO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0181289457592542 0.293753574796878 1286 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, involved in the establishment of cell polarity and in microtubule assembly microtubule-based process|fungal-type cell wall organization|actin filament organization|establishment of cell polarity|small GTPase mediated signal transduction GTPase activity membrane YIL091C UTP25 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.018124425476308 0.293873981845802 1287 Nucleolar protein required for 35S pre-RNA processing and 40S ribosomal subunit biogenesis ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) U3 snoRNA binding|rRNA binding small-subunit processome|nucleolus|nucleus YPR044C_d OPI11 hom 0.0181228536293795 0.294131901774411 1288 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene RPL43A/YPR043W; deletion confers sensitivity to GSAO Unknown Unknown Unknown YGL223C COG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0180368735463884 0.29671727908928 1289 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 YMR241W YHM2 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.01802938212268 0.296413318991916 1290 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 YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.0179929312673236 0.297391082623539 1291 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 YER139C RTR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0179620783079573 0.298364492950022 1292 CTD phosphatase; dephosphorylates S5-P in the C-terminal domain of Rpo21p; has a cysteine-rich motif required for function and conserved in eukaryotes; shuttles between the nucleus and cytoplasm; RTR1 has a paralog, RTR2, that arose from the whole genome duplication dephosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase II promoter CTD phosphatase activity nucleus|cytoplasm 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 0.0179584404107779 0.29831825302564 1293 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 YEL063C CAN1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0179531796666037 0.298603969083056 1294 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 YJL141C YAK1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0179507930449112 0.298524087747791 1295 Serine-threonine protein kinase; component of a glucose-sensing system that inhibits growth in response to glucose availability; upon nutrient deprivation Yak1p phosphorylates Pop2p to regulate mRNA deadenylation, the co-repressor Crf1p to inhibit transcription of ribosomal genes, and the stress-responsive transcription factors Hsf1p and Msn2p; nuclear localization negatively regulated by the Ras/PKA signaling pathway in the presence of glucose protein phosphorylation protein serine/threonine kinase activity|protein tyrosine kinase activity|protein kinase activity nucleus|cytoplasm YFR051C RET2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0179437061690053 0.298714921055599 1296 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 YLR193C UPS1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0179294124114743 0.299100066772046 1297 Phosphatidic acid transfer protein; plays a role in phospholipid metabolism by transporting phosphatidic acid from the outer to the inner mitochondrial membrane; localizes to the mitochondrial intermembrane space; null mutant has altered cardiolipin and phosphatidic acid levels; ortholog of human PRELI Unknown|cardiolipin metabolic process molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial intermembrane space YGR074W SMD1 het FT RNA PROCESSING|NUCLEUS 0.0179227736867307 0.299279060007093 1298 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 YDL107W MSS2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0178837955052097 0.300331430244992 1299 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 YEL043W YEL043W hom FT ENDOPLASMIC RETICULUM 0.017879214204442 0.300455282311928 1300 Predicted cytoskeleton protein involved in intracellular signalling based on quantitative analysis of protein-protein interaction maps; may interact with ribosomes, based on co-purification studies; contains fibronectin type III domain fold biological_process molecular_function ribosome|endoplasmic reticulum YOR012W_p YOR012W hom 0.0178728872149763 0.300914829462927 1301 Putative protein of unknown function biological_process molecular_function cellular_component YCR093W CDC39 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0178728519175453 0.301349122056211 1302 Component of the CCR4-NOT complex, which has multiple roles in regulating mRNA levels including regulation of transcription and destabilizing mRNAs by deadenylation; basal transcription factor response to pheromone involved in conjugation with cellular fusion|regulation of cell cycle|regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|pseudohyphal growth|negative regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|transcription elongation from RNA polymerase II promoter molecular_function CCR4-NOT core complex|nucleus|cytoplasm YFR049W YMR31 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0178556093880938 0.301093960247198 1303 Mitochondrial ribosomal protein of the small subunit, has similarity to human mitochondrial ribosomal protein MRP-S36 cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLR092W SUL2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.017815666721187 0.302176750483812 1304 High affinity sulfate permease; sulfate uptake is mediated by specific sulfate transporters Sul1p and Sul2p, which control the concentration of endogenous activated sulfate intermediates sulfate transport sulfate transmembrane transporter activity integral to membrane|plasma membrane YMR165C PAH1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0177278721568707 0.304565830977206 1305 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 YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0177255024273108 0.304630489702203 1306 Mitochondrial ribosomal protein of the large subunit; homolog of human Bcl-2 interacting protein BMRP mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDL003W MCD1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0177234662313131 0.304686055146768 1307 Essential alpha-kleisin subunit of the cohesin complex; required for sister chromatid cohesion in mitosis and meiosis; apoptosis induces cleavage and translocation of a C-terminal fragment to mitochondria; expression peaks in S phase double-strand break repair|apoptotic process|response to DNA damage stimulus|mitotic chromosome condensation|establishment of mitotic sister chromatid cohesion chromatin binding condensed nuclear chromosome|mitochondrion|nucleus|nuclear mitotic cohesin complex YPR193C HPA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION 0.0177172837596544 0.304926925965532 1308 Tetrameric histone acetyltransferase with similarity to Gcn5p, Hat1p, Elp3p, and Hpa3p; acetylates histones H3 and H4 in vitro and exhibits autoacetylation activity protein homotetramerization|histone acetylation histone acetyltransferase activity|protein homodimerization activity cytoplasm YNL262W POL2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0177072845080298 0.305199994004043 1309 Catalytic subunit of DNA polymerase (II) epsilon, a chromosomal DNA replication polymerase that exhibits processivity and proofreading exonuclease activity; also involved in DNA synthesis during DNA repair; interacts extensively with Mrc1p DNA replication involved in S phase|double-strand break repair via nonhomologous end joining|DNA synthesis involved in DNA repair|DNA-dependent DNA replication|mitotic cell cycle DNA replication checkpoint|mitotic sister chromatid cohesion|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity replication fork|epsilon DNA polymerase complex YPL190C NAB3 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0177045892817731 0.305201505499154 1310 RNA-binding protein, subunit of Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3′ end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; required for termination of non-poly(A) transcripts and efficient splicing nuclear mRNA surveillance|mRNA 3'-end processing|antisense RNA transcript catabolic process|CUT catabolic process|termination of RNA polymerase II transcription, exosome-dependent|tRNA 3'-end processing|snRNA 3'-end processing|snoRNA 3'-end processing RNA binding|transcription regulatory region RNA binding Nrd1 complex|nucleus 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 0.0177027340318404 0.305252195788305 1311 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 YGR148C RPL24B hom FT TRANSLATION|RIBOSOME 0.0176927144261324 0.305526054158151 1312 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 YGR061C ADE6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0176885275192293 0.305640539982865 1313 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 YML002W_p YML002W hom 0.0176869255576522 0.30568435117453 1314 Putative protein of unknown function; expression induced by heat and by calcium shortage biological_process molecular_function cellular_component YLR264C-A_p YLR264C-A hom 0.0176820418903949 0.305817937669403 1315 Putative protein of unknown function biological_process molecular_function cellular_component YFR013W IOC3 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0176757233937446 0.305990829497436 1316 Subunit of the Isw1a complex; Isw1a has nucleosome-stimulated ATPase activity and represses transcription initiation by specific positioning of a promoter proximal dinucleosome; IOC3 has a paralog, ESC8, that arose from the whole genome duplication chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YPL080C_d YPL080C hom 0.0176697051782808 0.306155565001987 1317 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR147W RTC2 hom FT MITOCHONDRION 0.0176524043683217 0.306629464092395 1318 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; positive regulation by Lys14p suggests that lysine may be the primary substrate; member of the PQ-loop family, with seven transmembrane domains; similar to mammalian PQLC2 vacuolar transporter biological_process molecular_function mitochondrion|integral to membrane YGR263C SAY1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0176499113461435 0.306697792301851 1319 Sterol deacetylase; component of the sterol acetylation/deacetylation cycle along with Atf2p; integral membrane protein with active site in the ER lumen; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum response to toxin|sterol metabolic process|sterol deacetylation steryl deacetylase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum lumen YGL071W AFT1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS 0.0176364913190373 0.307282243251039 1320 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 YGL083W SCY1 hom FT PROTEIN PHOSPHORYLATION 0.0176344970929598 0.307120486678975 1321 Putative kinase, suppressor of GTPase mutant, similar to bovine rhodopsin kinase biological_process molecular_function clathrin-coated vesicle YCR066W RAD18 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0176241023099556 0.307477888221771 1322 E3 ubiquitin ligase; forms heterodimer with Rad6p to monoubiquitinate PCNA-K164; heterodimer binds single-stranded DNA and has single-stranded DNA dependent ATPase activity; required for postreplication repair; SUMO-targeted ubiquitin ligase (STUbl) that contains a SUMO-interacting motif (SIM) which stimulates its ubiquitin ligase activity towards the sumoylated form of PCNA protein monoubiquitination|error-free translesion synthesis|error-free postreplication DNA repair|error-prone translesion synthesis ubiquitin-protein ligase activity|single-stranded DNA-dependent ATPase activity|single-stranded DNA binding nuclear chromatin|nucleus YNL089C_d YNL089C hom 0.01759523931324 0.308198766448482 1323 Dubious open reading frame unlikely to encode a functional protein; almost completely overlaps YNL090W/RHO2 which encodes a small GTPase of the Rho/Rac subfamily of Ras-like proteins Unknown Unknown Unknown YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0175552795717531 0.309298894528935 1324 Component of the SWR1 complex; complex exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; protein abundance increases in response to DNA replication stress chromatin remodeling|histone exchange molecular_function Swr1 complex|nucleus YKL162C-A_d YKL162C-A hom 0.017553647910925 0.309343870689337 1325 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL134W PCL10 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0175475068505477 0.30951318559487 1326 Pho85p cyclin; recruits, activates, and targets Pho85p cyclin-dependent protein kinase to its substrate negative regulation of glycogen biosynthetic process|regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YKL026C GPX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0175312575549411 0.309961489365272 1327 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 YDR372C VPS74 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0175014229846796 0.31114669433408 1328 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 YLR044C PDC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0174896635395656 0.311110983549216 1329 Major of three pyruvate decarboxylase isozymes, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde; subject to glucose-, ethanol-, and autoregulation; involved in amino acid catabolism L-phenylalanine catabolic process|pyruvate metabolic process|glucose catabolic process to ethanol|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity cytosol|nucleus|cytoplasm YPL166W ATG29 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0174742644195128 0.311681598622174 1330 Autophagy-specific protein; required for recruiting other ATG proteins to the pre-autophagosomal structure (PAS); interacts with Atg17p and localizas to the PAS in a manner interdependent with Atg17p and Cis1p; not conserved; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy molecular_function pre-autophagosomal structure|cytoplasm YOL088C MPD2 hom FT ENDOPLASMIC RETICULUM 0.0174700192275217 0.311654850688995 1331 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 YBR267W REI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RIBOSOME 0.0174533274608626 0.31211746654259 1332 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 YKL058W TOA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0174225136569854 0.313044825057682 1333 TFIIA small subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to smallest subunit of human and Drosophila TFIIA; protein abundance increases in response to DNA replication stress transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|TBP-class protein binding RNA polymerase II transcription factor activity transcription factor TFIIA complex YML076C WAR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0174145956925502 0.31319266744382 1334 Homodimeric Zn2Cys6 zinc finger transcription factor; binds to a weak acid response element to induce transcription of PDR12 and FUN34, encoding an acid transporter and a putative ammonia transporter, respectively response to acid sequence-specific DNA binding transcription factor activity mitochondrion|nucleus YLR001C_p YLR001C hom FT MITOCHONDRION 0.0173972672665883 0.313963271769431 1335 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; predicted to be palmitoylated biological_process molecular_function mitochondrion|fungal-type vacuole membrane YML005W TRM12 hom FT RNA PROCESSING 0.0173969697208628 0.313682773611636 1336 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 YKL096C-B_p YKL096C-B hom 0.0173763904278036 0.314255637525243 1337 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0173581431096096 0.31476416134241 1338 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 YLR180W SAM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.017342654653797 0.315196224024781 1339 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 YDL220C CDC13 het FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0173078117651797 0.316169616875634 1340 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 YGL228W SHE10 hom FT MITOCHONDRION 0.0172542082548725 0.317670965349702 1341 Putative glycosylphosphatidylinositol (GPI)-anchored protein of unknown function; overexpression causes growth arrest biological_process molecular_function cellular_component YGL260W_p YGL260W hom 0.0172070380931069 0.319068147784235 1342 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 YNL042W-B_p YNL042W-B hom 0.0171812185313225 0.319722788365161 1343 Putative protein of unknown function biological_process molecular_function cellular_component YDR508C GNP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0171775441206818 0.319826308748023 1344 High-affinity glutamine permease; also transports Leu, Ser, Thr, Cys, Met and Asn; expression is fully dependent on Grr1p and modulated by the Ssy1p-Ptr3p-Ssy5p (SPS) sensor of extracellular amino acids; GNP1 has a paralog, AGP1, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity|L-proline transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0171600466805859 0.320319570492134 1345 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 YJR094W-A RPL43B hom FT TRANSLATION|RIBOSOME 0.0171204295954537 0.321438232272259 1346 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 YIR032C DAL3 hom FT PLASMA MEMBRANE 0.0171168461202266 0.321539543943146 1347 Ureidoglycolate hydrolase, converts ureidoglycolate to glyoxylate and urea in the third step of allantoin degradation; expression sensitive to nitrogen catabolite repression allantoin catabolic process ureidoglycolate hydrolase activity membrane YKL060C FBA1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0171077536506318 0.321796698895017 1348 Fructose 1,6-bisphosphate aldolase, required for glycolysis and gluconeogenesis; catalyzes conversion of fructose 1,6 bisphosphate to glyceraldehyde-3-P and dihydroxyacetone-P; locates to mitochondrial outer surface upon oxidative stress gluconeogenesis|glycolysis fructose-bisphosphate aldolase activity cytosol|mitochondrion|cytoplasm YOR274W MOD5 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0171010219182129 0.321987173460726 1349 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 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 0.0170939736281528 0.322186683838595 1350 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 YOL143C RIB4 hom FT NUCLEUS 0.0170715418920299 0.322894333836737 1351 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 YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0170515978896947 0.324255132841384 1352 UDP-GlcNAc-binding and catalytic subunit of the enzyme that mediates the first step in glycosylphosphatidylinositol (GPI) biosynthesis, mutations cause defects in transcription and in biogenesis of cell wall proteins GPI anchor biosynthetic process UDP-glycosyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|endoplasmic reticulum YJL211C_d YJL211C hom 0.0170343218324147 0.324311659664014 1353 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL210W/PEX2 Unknown Unknown Unknown YPR126C_d YPR126C hom 0.0170219073810956 0.325460685431724 1354 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR142C RPL13B hom FT TRANSLATION|RIBOSOME 0.0170201652822054 0.324280760335348 1355 Ribosomal 60S subunit protein L13B; not essential for viability; homologous to mammalian ribosomal protein L13, no bacterial homolog; RPL13B has a paralog, RPL13A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR130C ORT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0170177113282433 0.324711498306263 1356 Ornithine transporter of the mitochondrial inner membrane, exports ornithine from mitochondria as part of arginine biosynthesis; human ortholog is associated with hyperammonaemia-hyperornithinaemia-homocitrullinuria (HHH) syndrome arginine biosynthetic process|mitochondrial ornithine transport L-ornithine transmembrane transporter activity mitochondrial envelope|integral to membrane YLR093C NYV1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0170158113606065 0.32440456507532 1357 v-SNARE component of the vacuolar SNARE complex involved in vesicle fusion; inhibits ATP-dependent Ca(2+) transport activity of Pmc1p in the vacuolar membrane vesicle-mediated transport|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity SNARE complex|fungal-type vacuole membrane YHR157W REC104 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.01699746031932 0.324926719080794 1358 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 YJL090C DPB11 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME 0.0169654613962338 0.325838512074564 1359 DNA replication initiation protein; loads DNA pol epsilon onto pre-replication complexes at origins; checkpoint sensor recruited to stalled replication forks by the checkpoint clamp complex where it activates Mec1p; ortholog of human TopBP1; forms nuclear foci upon DNA replication stress lagging strand elongation|recombinational repair|nucleotide-excision repair|DNA replication initiation|mismatch repair|positive regulation of protein phosphorylation|mating type switching|DNA replication checkpoint|double-strand break repair via break-induced replication|mitotic cell cycle G2/M transition DNA damage checkpoint|leading strand elongation protein kinase activator activity|protein binding DNA replication preinitiation complex|replication fork|epsilon DNA polymerase complex YIR043C YIR043C hom 0.0169486186081646 0.326319106044814 1360 Possible pseudogene in strain S288C; YIR043C and the adjacent ORF, YIR044C, together may encode a non-functional member of the conserved, often subtelomerically-encoded Cos protein family biological_process molecular_function cellular_component YFL017W-A SMX2 het FT RNA PROCESSING|NUCLEUS 0.0169452994191807 0.326413870433292 1361 Core Sm protein Sm G; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Sme1p, and Smx3p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm G mRNA splicing, via spliceosome molecular_function U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YLR334C_d YLR334C hom 0.016896483842071 0.327809642152274 1362 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps a stand-alone long terminal repeat sequence whose presence indicates a retrotransposition event occurred here Unknown Unknown Unknown YJL201W ECM25 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS 0.0168896506422295 0.328005330567298 1363 Non-essential protein of unknown function; promoter contains a consensus binding sequence for factor Abf1p fungal-type cell wall organization|filamentous growth molecular_function cytoplasm YEL039C CYC7 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0168830675153664 0.328410379915248 1364 Cytochrome c isoform 2, expressed under hypoxic conditions; electron carrier of the mitochondrial intermembrane space that transfers electrons from ubiquinone-cytochrome c oxidoreductase to cytochrome c oxidase during cellular respiration; protein abundance increases in response to DNA replication stress; CYC7 has a paralog, CYC1, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen|mitochondrial electron transport, ubiquinol to cytochrome c electron carrier activity mitochondrion|mitochondrial intermembrane space YER121W_p YER121W hom 0.0168790625633688 0.328597340583044 1365 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 YNL201C PSY2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0168572008948514 0.329007780843244 1366 Subunit of protein phosphatase PP4 complex; active complex is composed of catalytic subunit Pph3p and Psy2p, with Psy4p apparently providing additional substrate specificity in some cases; regulates recovery from the DNA damage checkpoint and also the gene conversion- and single-strand annealing-mediated pathways of meiotic double-strand break repair; Pph3p and Psy2p localize to foci on meiotic chromosomes; putative homolog of mammalian R3 Unknown|response to DNA damage stimulus|protein dephosphorylation|signal transduction involved in meiotic recombination checkpoint protein serine/threonine phosphatase activity condensed nuclear chromosome|nucleus YOR096W RPS7A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0168474518120416 0.329215494030527 1367 Protein component of the small (40S) ribosomal subunit; interacts with Kti11p; deletion causes hypersensitivity to zymocin; homologous to mammalian ribosomal protein S7, no bacterial homolog; RPS7A has a paralog, RPS7B, that arose from the whole genome duplication cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|90S preribosome YOR058C ASE1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.016796304678991 0.330686145564674 1368 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 YDR423C CAD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0167821856601313 0.331092861883043 1369 AP-1-like basic leucine zipper (bZIP) transcriptional activator; involved in stress responses, iron metabolism, and pleiotropic drug resistance; controls a set of genes involved in stabilizing proteins; binds consensus sequence TTACTAA; CAD1 has a paralog, YAP1, that arose from the whole genome duplication cellular response to cadmium ion|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 core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0167815627807665 0.331110812161427 1370 SUMO-conjugating enzyme involved in the Smt3p conjugation pathway; nuclear protein required for S- and M-phase cyclin degradation and mitotic control; involved in proteolysis mediated by the anaphase-promoting complex cyclosome (APCC) G2/M transition of mitotic cell cycle|protein sumoylation|mitotic spindle elongation SUMO ligase activity condensed nuclear chromosome|nucleus YMR072W ABF2 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0167538851623023 0.331909067086408 1371 Mitochondrial DNA-binding protein involved in mitochondrial DNA replication and recombination, member of HMG1 DNA-binding protein family; activity may be regulated by protein kinase A phosphorylation mitochondrion inheritance|mitochondrial DNA packaging|mitochondrial genome maintenance DNA binding, bending|DNA binding mitochondrial nucleoid|mitochondrial chromosome|mitochondrion YLR131C ACE2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.016724844387319 0.333397562174965 1372 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 YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0166949869691821 0.333611893689315 1373 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 YOL051W GAL11 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0166899575223634 0.334118188348604 1374 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; affects transcription by acting as target of activators and repressors; forms part of the tail domain of mediator negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly|TFIIE-class binding transcription factor activity|RNA polymerase II activating transcription factor binding|TFIIE-class transcription factor binding|TFIIH-class transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YAL014C SYN8 hom FT PROTEIN LOCALIZATION 0.016688145725533 0.33381004786618 1375 Endosomal SNARE related to mammalian syntaxin 8 transport SNAP receptor activity endosome YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0166819203353147 0.333990429998855 1376 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 YDR019C GCV1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0166619752236377 0.334568767301185 1377 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 YNL311C SKP2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.016657401353242 0.334701484162675 1378 F-box protein of unknown function predicted to be part of an SCF ubiquitin protease complex; involved in regulating protein levels of sulfur metabolism enzymes; may interact with ribosomes, based on co-purification experiments SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|cellular protein catabolic process|regulation of sulfur amino acid metabolic process ubiquitin-protein ligase activity|protein binding, bridging ribosome|SCF ubiquitin ligase complex YBL013W FMT1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0166271699719935 0.335579540106836 1379 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 YBR074W_p YBR074W hom FT PROTEOLYSIS 0.0166184663982105 0.335904667775472 1380 Putative metalloprotease biological_process molecular_function cellular_component YLR167W RPS31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.0166029793790822 0.336283211017271 1381 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 YOR312C RPL20B hom FT TRANSLATION|RIBOSOME 0.0165998965193259 0.336372955270787 1382 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 YOR325W_d YOR325W hom 0.0165897327566205 0.336668938755813 1383 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 YPR153W YPR153W hom 0.0165838795552676 0.336839468406503 1384 Putative protein of unknown function biological_process molecular_function integral to membrane YGL198W YIP4 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0165762744864149 0.337493718482823 1385 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 YOL106W_d YOL106W hom 0.0165703187536993 0.337450967609819 1386 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER022W SRB4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0165664787393285 0.337346758963748 1387 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; homozygosity of the human MED17 L371P mutation is associated with infantile cerebral and cerebellar atrophy with poor myelination transcription initiation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter activating transcription factor binding|structural molecule activity|core RNA polymerase II recruiting transcription factor activity core mediator complex YJL183W MNN11 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0165535233347877 0.337940952000105 1388 Subunit of a Golgi mannosyltransferase complex that also contains Anp1p, Mnn9p, Mnn10p, and Hoc1p, and mediates elongation of the polysaccharide mannan backbone; has homology to Mnn10p protein glycosylation alpha-1,6-mannosyltransferase activity alpha-1,6-mannosyltransferase complex YDR352W YPQ2 hom 0.0165427560234071 0.338255314405513 1389 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; member of the PQ-loop family, with seven transmembrane domains; mutant phenotype is functionally complemented by rat PQLC2 vacuolar transporter biological_process molecular_function fungal-type vacuole membrane|integral to membrane YMR167W MLH1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0165417872863436 0.338067437284914 1390 Protein required for mismatch repair in mitosis and meiosis as well as crossing over during meiosis; forms a complex with Pms1p and Msh2p-Msh3p during mismatch repair; human homolog is associated with hereditary non-polyposis colon cancer mismatch repair|meiotic mismatch repair|reciprocal meiotic recombination|meiotic heteroduplex formation double-stranded DNA binding|DNA insertion or deletion binding|loop DNA binding|single-stranded DNA binding|dinucleotide insertion or deletion binding|ATPase activity|ATP binding mitochondrion|nucleus|MutLalpha complex|MutLbeta complex|cytoplasm YPR140W TAZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0165198313138626 0.338853180122561 1391 Lyso-phosphatidylcholine acyltransferase, required for normal phospholipid content of mitochondrial membranes; may remodel acyl groups of cardiolipin in the inner membrane; human ortholog tafazzin is implicated in Barth syndrome cardiolipin acyl-chain remodeling|mitochondrial ATP synthesis coupled electron transport|protein complex assembly|inner mitochondrial membrane organization|cardiolipin metabolic process|phospholipid biosynthetic process 1-acylglycerophosphocholine O-acyltransferase activity mitochondrial outer membrane|mitochondrion|mitochondrial inner membrane|integral to mitochondrial outer membrane YKL216W URA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0165078601824636 0.33941961361821 1392 Dihydroorotate dehydrogenase, catalyzes the fourth enzymatic step in the de novo biosynthesis of pyrimidines, converting dihydroorotic acid into orotic acid 'de novo' pyrimidine nucleobase biosynthetic process dihydroorotate dehydrogenase activity extrinsic to membrane|cytoplasm YPR053C_d YPR053C hom 0.016495799016943 0.339412346101426 1393 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene NHP6A/YPR052C Unknown Unknown Unknown YDR104C SPO71 hom FT CELL WALL ORG/BIOGENESIS 0.0164912989057437 0.33954413407698 1394 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 YKR039W GAP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PLASMA MEMBRANE 0.0164895432245572 0.339595558960006 1395 General amino acid permease; Gap1p senses the presence of amino acid substrates to regulate localization to the plasma membrane when needed; essential for invasive growth amino acid transport|gamma-aminobutyric acid transport|ammonia assimilation cycle|polyamine transport amino acid transmembrane transporter activity|polyamine transmembrane transporter activity|L-proline transmembrane transporter activity endosome|fungal-type vacuole lumen|integral to membrane|plasma membrane|ER to Golgi transport vesicle|integral to plasma membrane|multivesicular body YIL099W SGA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0164851384799954 0.339724598362064 1396 Intracellular sporulation-specific glucoamylase involved in glycogen degradation; induced during starvation of a/a diploids late in sporulation, but dispensable for sporulation ascospore formation|glycogen catabolic process glucan 1,4-alpha-glucosidase activity fungal-type vacuole YBR266C_d SLM6 hom 0.0164765728095705 0.339975624324331 1397 Protein with a potential role in actin cytoskeleton organization; gene exhibits synthetic genetic interaction with MSS4 encoding phosphatidylinositol 4-phosphate kinase Unknown Unknown Unknown YBR276C PPS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0164628020020734 0.340379441343065 1398 Protein phosphatase with specificity for serine, threonine, and tyrosine residues; has a role in the DNA synthesis phase of the cell cycle inactivation of MAPK activity|protein dephosphorylation|regulation of S phase of mitotic cell cycle protein tyrosine/serine/threonine phosphatase activity cellular_component YFR025C HIS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0164428367578658 0.34110946653475 1399 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 YLR205C HMX1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0164266598247622 0.341656775068456 1400 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 YCR069W CPR4 hom 0.0164215050555047 0.341592279686134 1401 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; has a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity membrane YHL042W_p YHL042W hom 0.0164186897995487 0.341675060671182 1402 Putative protein of unknown function; member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function cellular_component YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0163721054095077 0.343046710440732 1403 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 YKL085W MDH1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0163490733598429 0.344086163599482 1404 Mitochondrial malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the tricarboxylic acid (TCA) cycle; phosphorylated chronological cell aging|replicative cell aging|tricarboxylic acid cycle|aerobic respiration L-malate dehydrogenase activity|mRNA binding mitochondrion|mitochondrial matrix YJR025C BNA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0163483458289031 0.344179697526386 1405 3-hydroxyanthranilic acid dioxygenase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan 3-hydroxyanthranilate 3,4-dioxygenase activity cytoplasm YDR299W BFR2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0163463465128345 0.34380667388049 1406 Essential protein that is a component of 90S preribosomes; may be involved in rRNA processing; multicopy suppressor of sensitivity to Brefeldin A; expression is induced during lag phase and also by cold shock rRNA processing molecular_function nucleolus|90S preribosome YNR028W CPR8 hom 0.0162805150496227 0.345753774093236 1407 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; similarity to Cpr4p suggests a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity fungal-type vacuole YMR120C ADE17 hom FT NUCLEOTIDE METABOLISM 0.0162737579152903 0.34595402688392 1408 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE17 has a paralog, ADE16, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol|plasma membrane YFL034C-B MOB2 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0162183538753662 0.34759875228177 1409 Activator of Cbk1p kinase; component of the RAM signaling network that regulates cellular polarity and morphogenesis; activation of Cbk1p facilitates the Ace2p-dependent daughter cell-specific transcription of genes involved in cell separation; similar to Mob1p positive regulation of protein phosphorylation|establishment or maintenance of cell polarity|Unknown|budding cell apical bud growth protein kinase activator activity nucleus|cellular bud|cellular bud neck|mating projection tip|cellular bud tip YFL041W-A_p YFL041W-A hom 0.0162060704107726 0.347964071614056 1410 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPL078C ATP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0161903018539848 0.348433397700691 1411 Subunit b of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; contributes to the oligomerization of the complex; phosphorylated protein complex oligomerization|ATP synthesis coupled proton transport proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane YLL055W YCT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0161673843390161 0.349116217706372 1412 High-affinity cysteine-specific transporter with similarity to the Dal5p family of transporters; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YCT1 is not an essential gene cysteine transport ion transmembrane transporter activity|cysteine transmembrane transporter activity integral to membrane|endoplasmic reticulum YBR226C_d YBR226C hom 0.0161276263746683 0.350302806938098 1413 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 YKL105C SEG2 hom 0.0160961206521338 0.351244919068647 1414 Eisosome component and paralog of Seg1p; likely plays only minor role in eisosome assembly; shown to interact with Seg1p; similar to A. gossypii SEG gene which is important for stabilizing eisosomes biological_process molecular_function cellular_component YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0160783856088508 0.35249500641586 1415 Beta 6 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YER177W BMH1 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0160296556072969 0.353237674149744 1416 14-3-3 protein, major isoform; controls proteome at post-transcriptional level, binds proteins and DNA, involved in regulation of many processes including exocytosis, vesicle transport, Ras/MAPK signaling, and rapamycin-sensitive signaling; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress glycogen metabolic process|pseudohyphal growth|signal transduction involved in filamentous growth|ascospore formation|fungal-type cell wall chitin biosynthetic process|Ras protein signal transduction|DNA damage checkpoint|negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle DNA replication origin binding|phosphoserine binding plasma membrane|nucleus YOL153C YOL153C hom 0.016023489380165 0.353422911528527 1417 Hypothetical protein biological_process molecular_function cellular_component YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0160172635568876 0.354760842920805 1418 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 YBL076C ILS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0160057689284871 0.354027357448046 1419 Cytoplasmic isoleucine-tRNA synthetase, target of the G1-specific inhibitor reveromycin A cytoplasmic translation|isoleucyl-tRNA aminoacylation isoleucine-tRNA ligase activity cytosol YBR162W-A YSY6 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0159375260816391 0.356011694079977 1420 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 YGL184C STR3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0159212356414218 0.356503623938998 1421 Peroxisomal cystathionine beta-lyase, converts cystathionine into homocysteine; may be redox regulated by Gto1p methionine biosynthetic process|transsulfuration cystathionine beta-lyase activity peroxisome YHR200W RPN10 hom FT PROTEOLYSIS 0.0159042539318851 0.35701688397074 1422 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 YLR461W PAU4 hom 0.0158898598911755 0.357452297669972 1423 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 YPR179C HDA3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.015874133656519 0.357928391509025 1424 Subunit of a possibly tetrameric trichostatin A-sensitive class II histone deacetylase complex that contains an Hda1p homodimer and an Hda2p-Hda3p heterodimer; required for the activity of the complex; has similarity to Hda2p negative regulation of transcription from RNA polymerase II promoter|chromosome segregation|gene silencing by RNA|gene silencing involved in chronological cell aging|histone deacetylation histone deacetylase activity|chromatin binding|DNA binding nucleus|HDA1 complex YOR075W UFE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0158582422391651 0.3584098910288 1425 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 YMR179W SPT21 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0158523500486669 0.358588523972149 1426 Protein with a role in transcriptional silencing; required for normal transcription at several loci including HTA2-HTB2 and HHF2-HHT2, but not required at the other histone loci; functionally related to Spt10p; localizes to nuclear foci that become diffuse upon DNA replication stress chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette molecular_function nucleus YOR149C SMP3 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0158471664589982 0.358745720599015 1427 Alpha 1,2-mannosyltransferase involved in glycosyl phosphatidyl inositol (GPI) biosynthesis; required for addition of the fourth, side branching mannose to the GPI core structure GPI anchor biosynthetic process|plasmid maintenance dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to membrane|endoplasmic reticulum YHR171W ATG7 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0158375252856866 0.359038212286357 1428 Autophagy-related protein and dual specificity member of the E1 family of ubiquitin-activating enzymes; mediates the conjugation of Atg12p with Atg5p and Atg8p with phosphatidylethanolamine, required steps in autophagosome formation C-terminal protein lipidation|protein modification by small protein conjugation|piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|CVT pathway APG8 activating enzyme activity|APG12 activating enzyme activity cytosol|mitochondrion|membrane|pre-autophagosomal structure YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0158150306941492 0.359721230393528 1429 Dihydrolipoamide dehydrogenase, the lipoamide dehydrogenase component (E3) of the pyruvate dehydrogenase and 2-oxoglutarate dehydrogenase multi-enzyme complexes L-serine biosynthetic process|2-oxoglutarate metabolic process|leucine catabolic process|glycine catabolic process|isoleucine catabolic process|pyruvate metabolic process|valine catabolic process|hydrogen peroxide metabolic process glycine dehydrogenase (decarboxylating) activity|pyruvate dehydrogenase activity|oxoglutarate dehydrogenase (succinyl-transferring) activity|dihydrolipoyl dehydrogenase activity mitochondrial nucleoid|mitochondrion|glycine cleavage complex|mitochondrial oxoglutarate dehydrogenase complex YDR088C SLU7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0157833640760288 0.360899037163218 1430 RNA splicing factor, required for ATP-independent portion of 2nd catalytic step of spliceosomal RNA splicing; interacts with Prp18p; contains zinc knuckle domain generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity spliceosomal complex YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0157676650853755 0.361162088736815 1431 Largest of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauB domain of TFIIIC that binds DNA at the BoxB promoter sites of tRNA and similar genes; cooperates with Tfc6p in DNA binding protein localization to chromatin|transcription from a RNA polymerase III hybrid type promoter|transcription from RNA polymerase III type 2 promoter|5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex|mitochondrion|nuclear condensin complex YGL153W PEX14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0157570564976795 0.361485296418028 1432 Peroxisomal membrane peroxin that is a central component of the peroxisomal protein import machinery; interacts with both PTS1 (Pex5p) and PTS2 (Pex7p), peroxisomal matrix protein signal recognition factors and membrane receptor Pex13p protein import into peroxisome matrix, docking protein binding, bridging peroxisomal membrane YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0157349408790102 0.362159666876183 1433 AAA-ATPase involved in multivesicular body (MVB) protein sorting, ATP-bound Vps4p localizes to endosomes and catalyzes ESCRT-III disassembly and membrane release; ATPase activity is activated by Vta1p; regulates cellular sterol metabolism late endosome to vacuole transport via multivesicular body sorting pathway|protein retention in Golgi apparatus|intralumenal vesicle formation|protein homooligomerization|sterol metabolic process|late endosome to vacuole transport ATPase activity|protein homodimerization activity|ATP binding endosome|endoplasmic reticulum|membrane|cytoplasm YNL200C YNL200C hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0157328476831152 0.362223535380607 1434 NADHX epimerase; catalyzes isomerization of (R)- and (S)-NADHX; homologous to AIBP in mammals and the N- terminal domain of YjeF in E.coli; enzyme is widespread in eukaryotes, prokaryotes and archaea; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies nicotinamide nucleotide metabolic process NADHX epimerase activity mitochondrion|cytoplasm YJL065C DLS1 hom FT GENE SILENCING|NUCLEUS 0.0157188222226392 0.36293805766199 1435 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 YFR053C HXK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0156937949130313 0.363416423538483 1436 Hexokinase isoenzyme 1; a cytosolic protein that catalyzes phosphorylation of glucose during glucose metabolism; expression is highest during growth on non-glucose carbon sources; glucose-induced repression involves hexokinase Hxk2p; HXK1 has a paralog, HXK2, that arose from the whole genome duplication mannose metabolic process|glucose import|glycolysis|fructose import|glucose metabolic process|fructose metabolic process hexokinase activity cytosol|mitochondrion|cytoplasm YBR230C OM14 hom FT MITOCHONDRION 0.0156844937725865 0.363700893787164 1437 Integral mitochondrial outer membrane protein; abundance is decreased in cells grown in glucose relative to other carbon sources; appears to contain 3 alpha-helical transmembrane segments; ORF encodes a 97-basepair intron biological_process molecular_function mitochondrion|integral to mitochondrial outer membrane YIL061C SNP1 het FT RNA PROCESSING|NUCLEUS 0.015667869862644 0.364209673556961 1438 Component of U1 snRNP required for mRNA splicing via spliceosome; substrate of the arginine methyltransferase Hmt1p; may interact with poly(A) polymerase to regulate polyadenylation; homolog of human U1 70K protein; protein abundance increases in response to DNA replication stress mRNA splicing, via spliceosome mRNA binding|U1 snRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0156601172742604 0.36451861718122 1439 Putative redox protein containing a thioredoxin fold; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process oxidoreductase activity mitochondrion YDL152W_d YDL152W het FF 0.0156476641615272 0.364828673593749 1440 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SAS10/YDL153C, a component of the small ribosomal subunit processosome Unknown Unknown Unknown YOR131C YOR131C hom FT NUCLEUS 0.0156268754616731 0.365466218966517 1441 Putative haloacid dehalogenase-like hydrolase; non-essential gene; overexpression causes a cell cycle delay or arrest; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YHR029C YHI9 hom FT SIGNALING 0.0156151014940505 0.366328407072111 1442 Protein of unknown function; null mutant is defective in unfolded protein response; possibly involved in a membrane regulation metabolic pathway; member of the PhzF superfamily, though most likely not involved in phenazine production endoplasmic reticulum unfolded protein response molecular_function cellular_component YLR122C_d YLR122C hom 0.0155990977205766 0.366319187835147 1443 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR123C Unknown Unknown Unknown YDR457W TOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0155912615909099 0.366560035518097 1444 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 YAR015W ADE1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0155889725319772 0.366701871899045 1445 N-succinyl-5-aminoimidazole-4-carboxamide ribotide (SAICAR) synthetase, required for 'de novo' purine nucleotide biosynthesis; red pigment accumulates in mutant cells deprived of adenine; protein abundance increases in response to DNA replication stress purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolesuccinocarboxamide synthase activity nucleus|cytoplasm YER117W RPL23B hom FT TRANSLATION|RIBOSOME 0.0155740237104476 0.367447639465468 1446 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 YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.015562415575252 0.367447483557453 1447 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 YOR161C PNS1 hom FT PLASMA MEMBRANE 0.0155428547620555 0.368264358488302 1448 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 YLR258W GSY2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0155392028631916 0.368162593604978 1449 Glycogen synthase; expression induced by glucose limitation, nitrogen starvation, heat shock, and stationary phase; activity regulated by cAMP-dependent, Snf1p and Pho85p kinases as well as by the Gac1p-Glc7p phosphatase; GSY2 has a paralog, GSY1, that arose from the whole genome duplication; relocalizes from cytoplasm to plasma membrane upon DNA replication stress glycogen biosynthetic process glycogen (starch) synthase activity cytoplasm YPL271W ATP15 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0155318639871455 0.369605508047757 1450 Epsilon 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 proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YJL008C CCT8 het 0.0155217086849215 0.368702105619655 1451 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 YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.015509369431075 0.369082937798844 1452 Cysteine desulfurase involved in iron-sulfur cluster (Fe/S) biogenesis and in thio-modification of mitochondrial and cytoplasmic tRNAs; essential protein located predominantly in mitochondria cellular iron ion homeostasis|iron-sulfur cluster assembly|mitochondrial tRNA thio-modification|tRNA thio-modification|tRNA wobble uridine modification cysteine desulfurase activity mitochondrion|nucleus YDR446W ECM11 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0155035786907602 0.369618876424719 1453 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 YOL043C NTG2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0154482253402983 0.37097366242921 1454 DNA N-glycosylase and apurinic/apyrimidinic (AP) lyase; involved in base excision repair, localizes to the nucleus; sumoylated; NTG2 has a paralog, NTG1, that arose from the whole genome duplication base-excision repair|base-excision repair, AP site formation oxidized pyrimidine nucleobase lesion DNA N-glycosylase activity|DNA-(apurinic or apyrimidinic site) lyase activity nucleus YHL020C OPI1 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0154479500296317 0.37098218927373 1455 Transcriptional regulator of a variety of genes; phosphorylation by protein kinase A stimulates Opi1p function in negative regulation of phospholipid biosynthetic genes; involved in telomere maintenance endoplasmic reticulum unfolded protein response|negative regulation of transcription from RNA polymerase II promoter|phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter transcription corepressor activity nuclear membrane|nucleoplasm|nuclear envelope|endoplasmic reticulum|nucleus YNL104C LEU4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0154467491183107 0.371019384983274 1456 Alpha-isopropylmalate synthase (2-isopropylmalate synthase); the main isozyme responsible for the first step in the leucine biosynthesis pathway; LEU4 has a paralog, LEU9, that arose from the whole genome duplication leucine biosynthetic process 2-isopropylmalate synthase activity mitochondrion|cytoplasm YMR026C PEX12 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0154330209190814 0.372015876498671 1457 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 YBL085W BOI1 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0154300709327394 0.371536195955596 1458 Protein implicated in polar growth; functionally redundant with Boi2p; interacts with bud-emergence protein Bem1p; contains an SH3 (src homology 3) domain and a PH (pleckstrin homology) domain; relocalizes from bud neck to cytoplasm upon DNA replication stress; BOI1 has a paralog, BOI2, that arose from the whole genome duplication cytokinesis, completion of separation|establishment of cell polarity|budding cell apical bud growth|Rho protein signal transduction phospholipid binding site of polarized growth|cellular bud|mating projection tip|cellular bud neck YGR092W DBF2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.015429622345576 0.371621423020938 1459 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 YJR014W TMA22 hom FT TRANSLATION|RIBOSOME 0.0154050380647135 0.372669410554945 1460 Protein of unknown function; associates with ribosomes and has a putative RNA binding domain; interacts with Tma20p; similar to human GRAP and human DRP1, which interacts with human Tma20p homolog MCT-1; protein abundance increases in response to DNA replication stress biological_process RNA binding ribosome|cytoplasm YNL113W RPC19 het FT NUCLEUS 0.0153965524866769 0.372576189248239 1461 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 YGR133W PEX4 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0153863073681968 0.372894428988542 1462 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 YKL023W_p YKL023W hom 0.015354851587313 0.373872577635078 1463 Putative protein of unknown function, predicted by computational methods to be involved in mRNA degradation; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YMR019W STB4 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0153492157289536 0.374047997710922 1464 Putative transcription factor; contains a Zn(II)2Cys6 zinc finger domain characteristic of DNA-binding proteins; computational analysis suggests a role in regulation of expression of genes encoding transporters; binds Sin3p in a two-hybrid assay; biological_process sequence-specific DNA binding|DNA binding nucleus YLR043C TRX1 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 0.0152995861070734 0.375594951382436 1465 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|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 YLR266C PDR8 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0152915942525664 0.375844425912912 1466 Transcription factor; targets include ATP-binding cassette (ABC) transporters, major facilitator superfamily transporters, and other genes involved in the pleiotropic drug resistance (PDR) phenomenon; PDR8 has a paralog, YRR1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding nucleus YJL051W IRC8 hom 0.015276809358776 0.376591022997231 1467 Bud tip localized protein of unknown function; mRNA is targeted to the bud by a She2p dependent transport system; mRNA is cell cycle regulated via Fkh2p, peaking in G2/M phase; null mutant displays increased levels of spontaneous Rad52p foc mitotic recombination molecular_function integral to membrane|cellular bud YIR031C DAL7 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0152675240901695 0.376952421282634 1468 Malate synthase, role in allantoin degradation unknown; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process malate synthase activity cellular_component YKR092C SRP40 hom FT NUCLEUS 0.0152673901277263 0.376600607965632 1469 Nucleolar, serine-rich protein with a role in preribosome assembly or transport; may function as a chaperone of small nucleolar ribonucleoprotein particles (snoRNPs); immunologically and structurally to rat Nopp140 nucleocytoplasmic transport molecular_function nucleolus YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0152405371979015 0.378366866585663 1470 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 YOR381W FRE3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0152299345822767 0.37777263685868 1471 Ferric reductase, reduces siderophore-bound iron prior to uptake by transporters; expression induced by low iron levels cellular iron ion homeostasis|siderophore transport ferric-chelate reductase activity integral to membrane|plasma membrane YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0152173271691938 0.378167642702916 1472 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 YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0152133879587821 0.37836222166666 1473 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 YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0151966737847077 0.378815287990171 1474 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 YKL054C DEF1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0151783064083467 0.380032124269501 1475 RNAPII degradation factor, forms a complex with Rad26p in chromatin, enables ubiquitination and proteolysis of RNAPII present in an elongation complex; mutant is deficient in Zip1p loading onto chromosomes during meiosis transcription-coupled nucleotide-excision repair|telomere maintenance|response to DNA damage stimulus|ubiquitin-dependent protein catabolic process molecular_function nucleus YLR428C_d YLR428C hom 0.0151487142185447 0.380321825617878 1476 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CRN1 Unknown Unknown Unknown YPR006C ICL2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0151413933462265 0.380765262626037 1477 2-methylisocitrate lyase of the mitochondrial matrix, functions in the methylcitrate cycle to catalyze the conversion of 2-methylisocitrate to succinate and pyruvate; ICL2 transcription is repressed by glucose and induced by ethanol threonine catabolic process|propionate metabolic process methylisocitrate lyase activity mitochondrion|mitochondrial matrix YOL115W PAP2 hom FT CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.0151282074788396 0.380967118441448 1478 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 YHR081W LRP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0150939317774265 0.382686655619632 1479 Nuclear exosome-associated nucleic acid binding protein; involved in RNA processing, surveillance, degradation, tethering, and export; homolog of mammalian nuclear matrix protein C1D involved in regulation of DNA repair and recombination U5 snRNA 3'-end processing|nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|nuclear retention of pre-mRNA at the site of transcription|U4 snRNA 3'-end processing|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) double-stranded RNA binding|double-stranded DNA binding nuclear exosome (RNase complex) YBR068C BAP2 hom FT PLASMA MEMBRANE 0.0150877412441391 0.382242453592379 1480 High-affinity leucine permease; functions as a branched-chain amino acid permease involved in uptake of leucine, isoleucine and valine; contains 12 predicted transmembrane domains; BAP2 has a paralog, BAP3, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0150556467707737 0.383255802379163 1481 Essential Hsp90p co-chaperone; necessary for passage through the START phase of the cell cycle; stabilizes protein kinase nascent chains and participates along with Hsp90p in their folding regulation of stress-activated MAPK cascade|regulation of cell cycle|MAPK cascade involved in osmosensory signaling pathway|protein stabilization|spindle pole body duplication associated with nuclear envelope unfolded protein binding cytoplasm YJL153C INO1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0150221818075065 0.384810840021288 1482 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 YDR295C HDA2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0150165989171068 0.384490912184381 1483 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 YNR017W TIM23 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0150102512950647 0.384762804410386 1484 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 YLR340W RPP0 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0149959508232923 0.386209954316867 1485 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 YDL118W_d YDL118W hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.014970188453343 0.385962067337087 1486 Dubious open reading frame, unlikely to encode a protein; overlaps almost completely with YDL119C; mutations that would affect both YDL118W and YDL119C confer defective telomere maintenance and are synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YFL044C OTU1 hom FT PROTEOLYSIS|NUCLEUS 0.0149700533548785 0.386037190934939 1487 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 YKL053C-A MDM35 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0149670396768472 0.386062004028681 1488 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 YOR159C SME1 het FT RNA PROCESSING|NUCLEUS 0.0149227439159597 0.387469547765722 1489 Core Sm protein Sm E; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm E mRNA splicing, via spliceosome molecular_function U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YGL211W NCS6 hom FT RNA PROCESSING|MITOCHONDRION 0.0148987990950211 0.388231719765285 1490 Protein required for thiolation of the uridine at the wobble position of Gln, Lys, and Glu tRNAs; has a role in urmylation and in invasive and pseudohyphal growth; inhibits replication of Brome mosaic virus in S. cerevisiae tRNA wobble position uridine thiolation|protein urmylation|tRNA wobble uridine modification tRNA binding cytosol|mitochondrion YJR099W YUH1 hom FT PROTEOLYSIS 0.0148968799408147 0.388292846602451 1491 Ubiquitin C-terminal hydrolase that cleaves ubiquitin-protein fusions to generate monomeric ubiquitin; hydrolyzes the peptide bond at the C-terminus of ubiquitin; also the major processing enzyme for the ubiquitin-like protein Rub1p protein deubiquitination ubiquitin-specific protease activity cytoplasm YFR034C PHO4 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0148921810815284 0.388725616509937 1492 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 YHR151C MTC6 hom 0.0148879160526498 0.38857843233002 1493 Protein of unknown function; mtc6 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YPR048W TAH18 het FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0148676246384742 0.389225380393852 1494 Conserved NAPDH-dependent diflavin reductase; component of an early step in the cytosolic Fe-S protein assembly (CIA) machinery; transfers electrons from NADPH to the Fe-S cluster of Dre2p; plays a pro-death role under oxidative stress; Tah18p-dependent nitric oxide synthesis confers high-temperature stress tolerance oxidation-reduction process|iron-sulfur cluster assembly oxidoreductase activity, acting on NADH or NADPH mitochondrion YMR298W LIP1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.014862968996068 0.38937390787857 1495 Ceramide synthase subunit; single-span ER membrane protein associated with Lag1p and Lac1p and required for ceramide synthase activity, null mutant grows extremely slowly and is defective in ceramide synthesis ceramide biosynthetic process sphingosine N-acyltransferase activity nuclear envelope|endoplasmic reticulum|endoplasmic reticulum membrane YLR085C ARP6 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0148580544790639 0.389601432614622 1496 Actin-related protein that binds nucleosomes; a component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A chromatin remodeling|histone exchange nucleosome binding Swr1 complex|cytoplasm YML081W TDA9 hom FT NUCLEUS 0.0148282833835205 0.390481556598867 1497 DNA-binding protein, putative transcription factor; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene; TDA9 has a paralog, RSF2, that arose from the whole genome duplication biological_process sequence-specific DNA binding nucleus YPR133C SPN1 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS 0.0148249679302206 0.39058753224542 1498 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 YNR043W MVD1 het FT LIPID METABOLISM 0.0148241627527563 0.390613271694526 1499 Mevalonate pyrophosphate decarboxylase, essential enzyme involved in the biosynthesis of isoprenoids and sterols, including ergosterol; acts as a homodimer sterol biosynthetic process diphosphomevalonate decarboxylase activity cytoplasm YIL104C SHQ1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0148077705211705 0.391208151280963 1500 Chaperone protein required for the assembly of box H/ACA snoRNPs and thus for pre-rRNA processing, forms a complex with Naf1p and interacts with H/ACA snoRNP components Nhp2p and Cbf5p; homology with known Hsp90p cochaperones box H/ACA snoRNP assembly unfolded protein binding nucleoplasm YNL228W_d YNL228W hom 0.0147921666885859 0.391636937041272 1501 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; almost completely overlaps ORF YNL227C/JJJ1 Unknown Unknown Unknown YIR020C_p YIR020C hom 0.0147912869435598 0.391665106111533 1502 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YER056C-A RPL34A hom FT TRANSLATION|RIBOSOME 0.014782684339379 0.391940622686415 1503 Ribosomal 60S subunit protein L34A; homologous to mammalian ribosomal protein L34, no bacterial homolog; RPL34A has a paralog, RPL34B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0147642325522448 0.392531976417667 1504 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 YCR047C BUD23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.0147431939416488 0.393206893497555 1505 Methyltransferase, methylates residue G1575 of 18S rRNA; required for rRNA processing and nuclear export of 40S ribosomal subunits independently of methylation activity; diploid mutant displays random budding pattern 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 (guanine-N7)-methylation|cellular bud site selection|ribosomal small subunit export from nucleus S-adenosylmethionine-dependent methyltransferase activity|rRNA (guanine) methyltransferase activity nucleolus|nucleus|cytoplasm YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.01474048517183 0.393293841667589 1506 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 YHR193C EGD2 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0147258759936637 0.393833511958434 1507 Alpha subunit of the heteromeric nascent polypeptide-associated complex (NAC) involved in protein sorting and translocation, associated with cytoplasmic ribosomes 'de novo' cotranslational protein folding unfolded protein binding|phosphatidic acid binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding nascent polypeptide-associated complex YDL062W_d YDL062W hom 0.014721346843222 0.393908490037766 1508 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YDL063C; YDL062W is not essential Unknown Unknown Unknown YGR264C MES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0147158847004426 0.394084019289639 1509 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 YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0147156136260269 0.3940927316617 1510 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 YLR144C ACF2 hom FT CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION 0.0147003832578512 0.394582425132668 1511 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 YAL064C-A_p TDA8 hom 0.0146554720293876 0.396028571163481 1512 Putative protein of unknown function; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene biological_process molecular_function cellular_component YOR205C GEP3 hom FT MITOCHONDRION 0.0146395106931754 0.396613715540587 1513 Protein required for mitochondrial ribosome small subunit biogenesis; null mutant is defective in respiration and in maturation of 15S rRNA; protein is localized to the mitochondrial inner membrane; null mutant interacts synthetically with prohibitin (phb1) maturation of SSU-rRNA molecular_function mitochondrion|mitochondrial inner membrane YGR098C ESP1 het FT CELL CYCLE|LIPID METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.0146355991828066 0.396669498570728 1514 Separase, a caspase-like cysteine protease; promotes sister chromatid separation by mediating dissociation of the cohesin Scc1p from chromatin; inhibits protein phosphatase 2A-Cdc55p to promote mitotic exit; inhibited by Pds1p; relative distribution to the nucleus increases upon DNA replication stress regulation of exit from mitosis|regulation of mitotic spindle elongation|negative regulation of protein phosphatase type 2A activity|apoptotic process|mitotic sister chromatid segregation cysteine-type endopeptidase activity mitochondrion|nucleus|cytoplasm|spindle YLR262C YPT6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|GOLGI APPARATUS|PLASMA MEMBRANE 0.014632428294571 0.397547309621768 1515 Rab family GTPase, Ras-like GTP binding protein involved in the secretory pathway, required for fusion of endosome-derived vesicles with the late Golgi, maturation of the vacuolar carboxypeptidase Y; has similarity to the human GTPase, Rab6 intracellular protein transport|retrograde transport, endosome to Golgi GTPase activity Golgi apparatus YIL094C LYS12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0146311962928528 0.396811582622085 1516 Homo-isocitrate dehydrogenase, an NAD-linked mitochondrial enzyme required for the fourth step in the biosynthesis of lysine, in which homo-isocitrate is oxidatively decarboxylated to alpha-ketoadipate lysine biosynthetic process homoisocitrate dehydrogenase activity mitochondrion YGR145W ENP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0146188971121855 0.397208647584924 1517 Essential nucleolar protein, required for biogenesis of the small ribosomal subunit; contains WD repeats, interacts with Mpp10p and Bfr2p, and has homology to Spb1p ribosomal small subunit biogenesis|rRNA processing molecular_function nucleolus|90S preribosome YMR297W PRC1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.014614758959915 0.397342296926198 1518 Vacuolar carboxypeptidase Y (proteinase C; CPY), broad-specificity C-terminal exopeptidase involved in non-specific protein degradation in the vacuole; member of the serine carboxypeptidase family vacuolar protein catabolic process|phytochelatin biosynthetic process serine-type carboxypeptidase activity fungal-type vacuole lumen|endoplasmic reticulum|fungal-type vacuole|cytoplasm YNL336W COS1 hom 0.0146134841504655 0.397383474734405 1519 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 YDR400W URH1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0146018115295181 0.397760633371117 1520 Uridine nucleosidase (uridine-cytidine N-ribohydrolase), cleaves N-glycosidic bonds in nucleosides; involved in the pyrimidine salvage and nicotinamide riboside salvage pathways pyrimidine-containing compound salvage|NAD biosynthesis via nicotinamide riboside salvage pathway|pyrimidine nucleoside catabolic process|nicotinate nucleotide salvage ribosylpyrimidine nucleosidase activity|nicotinic acid riboside hydrolase activity|nicotinamide riboside hydrolase activity|uridine nucleosidase activity nucleus|cytoplasm YER016W BIM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.014595497093532 0.397964751449847 1521 Microtubule-binding protein that together with Kar9p makes up the cortical microtubule capture site and delays the exit from mitosis when the spindle is oriented abnormally nuclear migration along microtubule|microtubule nucleation|microtubule depolymerization|negative regulation of microtubule depolymerization|positive regulation of microtubule polymerization|mitotic sister chromatid cohesion|mitotic cell cycle spindle assembly checkpoint microtubule plus-end binding|protein homodimerization activity|structural constituent of cytoskeleton spindle midzone|microtubule plus end|cytoplasmic microtubule|spindle pole body|kinetochore|spindle pole|spindle YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0145864884623825 0.398819339111594 1522 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; recruited to the GAL1-10 promoter region upon induction of transcription; similar to human TBP1 positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0145788729351341 0.398502439362503 1523 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 YLR068W FYV7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0145698480892999 0.399146312354927 1524 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 YGR169C PUS6 hom FT RNA PROCESSING|MITOCHONDRION 0.0145515108826581 0.399388382905531 1525 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 YIL142W CCT2 het 0.0145479460189586 0.399503895168147 1526 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 YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.0145148639771907 0.400787599788293 1527 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 YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0144853412964547 0.401535748246923 1528 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 YFR027W ECO1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0144751514950357 0.401867046666274 1529 Acetyltransferase; required for establishment of sister chromatid cohesion; acetylates Mps3p to regulate nuclear organization; modifies Smc3p at replication forks and Mcd1p in response to ds DNA breaks; has a C2H2-type zinc finger; mutations in human homolog ESCO2 cause Roberts syndrome; relative distribution to the nucleus increases upon DNA replication stress double-strand break repair|regulation of DNA replication|mitotic chromosome condensation|internal peptidyl-lysine acetylation|establishment of mitotic sister chromatid cohesion|DNA repair|chromosome organization|DNA replication|regulation of mitosis|telomere organization|tRNA gene clustering acetyltransferase activity|chromatin binding nuclear chromatin|nuclear replication fork YIL134C-A_p YIL134C-A hom 0.0144335903092594 0.403220011840496 1530 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YMR244W_p YMR244W hom 0.0144071576056767 0.404081908037785 1531 Putative protein of unknown function biological_process molecular_function cellular_component YEL048C TCA17 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|GOLGI APPARATUS 0.014392001410082 0.404646672381566 1532 Subunit of TRAPPII, a multimeric GEF involved in intra-Golgi and endosome-to-Golgi transport; promotes association of TRAPPII-specific subunits with the core complex; sedlin related; human Sedlin mutations cause SEDT, a skeletal disorder early endosome to Golgi transport|protein complex assembly molecular_function TRAPP complex|Golgi apparatus|clathrin-coated vesicle YGL084C GUP1 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0143848983406614 0.404808574239653 1533 Plasma membrane protein involved in remodeling GPI anchors; member of the MBOAT family of putative membrane-bound O-acyltransferases; proposed to be involved in glycerol transport GPI anchor biosynthetic process|glycerol transport|glycerol catabolic process O-acyltransferase activity integral to membrane|endoplasmic reticulum|plasma membrane|membrane YLR058C SHM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|SITE OF POLARIZED GROWTH 0.0143838764775583 0.404982079056604 1534 Cytosolic serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; major isoform involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis one-carbon metabolic process glycine hydroxymethyltransferase activity plasma membrane|mating projection tip|cytoplasm YNR006W VPS27 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0143739423070138 0.405727339932187 1535 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 YHR065C RRP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0143559819450416 0.405753731714229 1536 Protein involved in rRNA processing; required for maturation of the 35S primary transcript of pre-rRNA and for cleavage leading to mature 18S rRNA; homologous to eIF-4a, which is a DEAD box RNA-dependent ATPase with helicase activity maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nucleolus YLL035W GRC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0143154250845424 0.407081585587798 1537 Polynucleotide kinase present on rDNA that is required for efficient transcription termination by RNA polymerase I; required for cell growth; mRNA is cell-cycle regulated termination of RNA polymerase I transcription|rRNA processing polynucleotide 5'-hydroxyl-kinase activity nucleolar chromatin YHR079C-A SAE3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0143019839113132 0.407522227899092 1538 Meiosis specific protein involved in DMC1-dependent meiotic recombination, forms heterodimer with Mei5p; proposed to be an assembly factor for Dmc1p double-strand break repair|reciprocal meiotic recombination|meiotic DNA recombinase assembly molecular_function condensed nuclear chromosome YPR145W ASN1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0142948369342159 0.407756643117593 1539 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN1 has a paralog, ASN2, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YDR212W TCP1 het 0.0142926383844515 0.407828769970225 1540 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 YOL116W MSN1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0142906749074109 0.40789319131944 1541 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 YBR250W SPO23 hom FT CELL CYCLE 0.0142888783955205 0.407952139879892 1542 Protein of unknown function; associates with meiosis-specific protein Spo1p meiosis molecular_function cellular_component YOR120W GCY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0142720756209952 0.408503731340156 1543 Glycerol dehydrogenase;involved in an alternative pathway for glycerol catabolism used under microaerobic conditions; also has mRNA binding activity; member of the aldo-keto reductase (AKR) family; protein abundance increases in response to DNA replication stress; GCY1 has a paralog, YPR1, that arose from the whole genome duplication cellular response to oxidative stress|arabinose catabolic process|D-xylose catabolic process oxidoreductase activity|mRNA binding|alditol:NADP+ 1-oxidoreductase activity|aldo-keto reductase (NADP) activity nucleus|cytoplasm YMR316C-B_d YMR316C-B hom 0.0142394924752073 0.409574615587461 1544 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR145C RPS4A hom FT TRANSLATION|RIBOSOME 0.0142289970191713 0.410129419969527 1545 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 YGL149W_d YGL149W hom 0.0142154249411695 0.410366694573278 1546 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 YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0142060016413033 0.410677069485428 1547 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 YBR192W RIM2 het FF|FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0141945819042229 0.411053387717974 1548 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 YOR314W_d YOR314W hom 0.0141913341136434 0.411160450560892 1549 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR173W_p YLR173W hom 0.014181744097423 0.411476680303377 1550 Putative protein of unknown function biological_process molecular_function cellular_component YMR237W BCH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0141228462744507 0.413421991317307 1551 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 YBR071W YBR071W hom FT SITE OF POLARIZED GROWTH 0.0141192004919405 0.413612225701966 1552 Protein of unknown function found in the cytoplasm and bud neck; mRNA expression may be regulated by the cell cycle and/or cell wall stress; overexpression of YBR071W affects endocytic protein trafficking biological_process molecular_function cellular bud neck|cytoplasm YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.0141033302211347 0.414067777361124 1553 Ribosomal 60S subunit protein L15B; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L15, no bacterial homolog; RPL15B has a paralog, RPL15A, that arose from the whole genome duplication; relocalizes from nucleus to nucleolus upon DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0140711954250628 0.415341153157903 1554 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 YDR277C MTH1 hom FT SIGNALING 0.0140507983424374 0.416226442796738 1555 Negative regulator of the glucose-sensing signal transduction pathway, required for repression of transcription by Rgt1p; interacts with Rgt1p and the Snf3p and Rgt2p glucose sensors; phosphorylated by Yck1p, triggering Mth1p degradation glucose transport|signal transduction molecular_function cellular_component YLR366W_d YLR366W hom 0.0140464716632671 0.41602214475238 1556 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR364C-A Unknown Unknown Unknown YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0140330758362477 0.416397428515616 1557 E3 ubiquitin ligase that mediates poyubiquitination and degradation of centromere-binding protein Cse4p and prevents Cse4p from mislocalizing to euchromatin; ubiquitylation of Cse4p may be antagonized by Scm3p protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity chromosome, centromeric region|nucleus YDR266C HEL2 hom 0.0140188697591232 0.416869443150948 1558 RING finger ubiquitin ligase (E3); involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p and Rad53p; null mutant sensitive to hydroxyurea (HU); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; computational analysis suggests a role as a transcription factor biological_process molecular_function ribosome|cytoplasm YOL110W SHR5 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0140158827065245 0.416968731817752 1559 Subunit of a palmitoyltransferase, composed of Shr5p and Erf2p, that adds a palmitoyl lipid moiety to heterolipidated substrates such as Ras1p and Ras2p through a thioester linkage; palmitoylation is required for Ras2p membrane localization protein targeting to membrane|protein palmitoylation palmitoyltransferase activity endoplasmic reticulum palmitoyltransferase complex|extrinsic to endoplasmic reticulum membrane YLR363W-A YLR363W-A hom FT NUCLEUS 0.01400927399757 0.417188452703913 1560 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 YIL149C MLP2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.013983085761066 0.41805980812432 1561 Myosin-like protein associated with the nuclear envelope, connects the nuclear pore complex with the nuclear interior; involved in the Tel1p pathway that controls telomere length poly(A)+ mRNA export from nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|regulation of transcription, DNA-dependent|telomere tethering at nuclear periphery|spindle pole body organization|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery ribonucleoprotein complex binding nucleoplasm|nuclear envelope|mitochondrion|ribonucleoprotein complex|integral to membrane|spindle pole body YIL146C ATG32 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0139758644549895 0.418300269358811 1562 Mitochondrial outer membrane protein required to initiate mitophagy; recruits the autophagy adaptor protein Atg11p and the ubiquitin-like protein Atg8p to the mitochondrial surface to initiate mitophagy, the selective vacuolar degradation of mitochondria in response to starvation; can promote pexophagy when placed ectopically in the peroxisomal membrane fungal-type cell wall organization|mitochondrion degradation molecular_function integral to mitochondrial outer membrane YHR116W COX23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0139500534774525 0.419229766911423 1563 Mitochondrial intermembrane space protein that functions in mitochondrial copper homeostasis, essential for functional cytochrome oxidase expression; homologous to Cox17p; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex assembly molecular_function mitochondrion|cytoplasm YGL070C RPB9 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.0139096224855146 0.421134035094402 1564 RNA polymerase II subunit B12.6; contacts DNA; mutations affect transcription start site selection and fidelity of transcription transcription initiation from RNA polymerase II promoter|maintenance of transcriptional fidelity during DNA-dependent transcription elongation from RNA polymerase II promoter|transcription-coupled nucleotide-excision repair|response to DNA damage stimulus|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity DNA-directed RNA polymerase II, core complex YOR229W WTM2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0138896223779453 0.421178317060625 1565 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 YIL029C_p YIL029C hom 0.0138885859675094 0.42121297435222 1566 Putative protein of unknown function; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); YIL029C has paralog YPR071W biological_process molecular_function integral to membrane YGL208W SIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.01388758676595 0.42124638897237 1567 One of three beta subunits of the Snf1 serine/threonine protein kinase complex involved in the response to glucose starvation; null mutants exhibit accelerated aging; N-myristoylprotein localized to the cytoplasm and the plasma membrane cellular response to glucose starvation|signal transduction|protein phosphorylation|replicative cell aging|invasive growth in response to glucose limitation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|plasma membrane|cytoplasm YCL014W BUD3 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0138765843580573 0.421614426821269 1568 Protein involved in bud-site selection and required for axial budding pattern; localizes with septins to bud neck in mitosis and may constitute an axial landmark for next round of budding cellular bud site selection|axial cellular bud site selection|cytokinesis molecular_function cellular bud neck contractile ring|cellular bud neck YJL052W TDH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0138488516095167 0.422681316093438 1569 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 YGL172W NUP49 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0138433307675424 0.422727926709836 1570 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup57p) poly(A)+ mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|tRNA export from nucleus nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|nuclear envelope|integral to membrane|nuclear pore YML038C YMD8 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0138330159843127 0.423073667828098 1571 Putative nucleotide sugar transporter, has similarity to Vrg4p UDP-glucose transport|nucleotide-sugar transport nucleotide-sugar transmembrane transporter activity COPI-coated vesicle|integral to membrane YOR302W YOR302W hom FT TRANSLATION 0.01382336050042 0.42339745980784 1572 CPA1 uORF, Arginine attenuator peptide, regulates translation of the CPA1 mRNA regulation of translation translation regulator activity cytosol YHR172W SPC97 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0137874606533377 0.424878988963 1573 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 YFR047C BNA6 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0137186747505151 0.426917341623744 1574 Quinolinate phosphoribosyl transferase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan nicotinate-nucleotide diphosphorylase (carboxylating) activity nucleus|cytoplasm YER091C MET6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0137068016556254 0.427524438185879 1575 Cobalamin-independent methionine synthase, involved in methionine biosynthesis and regeneration; requires a minimum of two glutamates on the methyltetrahydrofolate substrate, similar to bacterial metE homologs methionine biosynthetic process 5-methyltetrahydropteroyltriglutamate-homocysteine S-methyltransferase activity plasma membrane|cytoplasm YDL032W_d YDL032W hom 0.0137067741631225 0.427318555101773 1576 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene SLM3/YDL033C; YDL032W is not an essential gene Unknown Unknown Unknown YPL039W_p YPL039W hom 0.0137062255404007 0.42733705652605 1577 Putative protein of unknown function; YPL039W is not an essential gene biological_process molecular_function cellular_component YPR030W CSR2 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.01368908060763 0.42791547699158 1578 Nuclear ubiquitin protein ligase binding protein; may regulate utilization of nonfermentable carbon sources and endocytosis of plasma membrane proteins; overproduction suppresses chs5 spa2 lethality at high temp; ubiquitinated by Rsp5p, deubiquitinated by Ubp2p; CSR2 has a paralog, ECM21, that arose from the whole genome duplication fungal-type cell wall organization|regulation of transcription from RNA polymerase II promoter|ubiquitin-dependent endocytosis ubiquitin protein ligase binding nucleus YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0136886634362412 0.427929556823182 1579 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 YOR181W LAS17 het FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.013686497026244 0.428071561127527 1580 Actin assembly factor, activates the Arp2/3 protein complex that nucleates branched actin filaments; localizes with the Arp2/3 complex to actin patches; homolog of the human Wiskott-Aldrich syndrome protein (WASP) bipolar cellular bud site selection|endocytosis|actin polymerization or depolymerization|actin filament organization|actin cortical patch localization|positive regulation of actin filament bundle assembly|response to osmotic stress|cytokinesis cytoskeletal protein binding mating projection tip|cytoplasm|actin cortical patch YMR233W TRI1 hom FT NUCLEUS 0.013685786762982 0.428026653933458 1581 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 YGR289C MAL11 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0136748862162573 0.428670240825683 1582 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 YMR195W ICY1 hom 0.0136687647920078 0.428601463272682 1583 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 YLR275W SMD2 het FT RNA PROCESSING|NUCLEUS 0.0136684721659079 0.429231585033916 1584 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 YNL244C SUI1 het FT TRANSLATION 0.0136554786218064 0.429325826495335 1585 Translation initiation factor eIF1; component of a complex involved in recognition of the initiator codon; modulates translation accuracy at the initiation phase translational initiation translation initiation factor binding|translation initiation factor activity multi-eIF complex YHR143W DSE2 hom FF|FT CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0136524347340732 0.42915332920852 1586 Daughter cell-specific secreted protein with similarity to glucanases, degrades cell wall from the daughter side causing daughter to separate from mother; expression is repressed by cAMP cytokinesis, completion of separation|pseudohyphal growth glucosidase activity extracellular region|fungal-type cell wall YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0136425908162589 0.43003706082869 1587 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 YNL235C_d YNL235C hom 0.0136389275604573 0.429610109038565 1588 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SIN4/YNL236W, a subunit of the mediator complex Unknown Unknown Unknown YMR056C AAC1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0136326962103197 0.429889713909205 1589 Mitochondrial inner membrane ADP/ATP translocator; exchanges cytosolic ADP for mitochondrially synthesized ATP; phosphorylated; Aac1p is a minor isoform while Pet9p is the major ADP/ATP translocator; relocalizes from mitochondrion to cytoplasm upon DNA replication stress heme biosynthetic process|mitochondrial transport|heme transport|aerobic respiration ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR184W_d YLR184W hom 0.0136020170675612 0.430859771292559 1590 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR311C DGK1 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0135806249810203 0.431653678337806 1591 Diacylglycerol kinase, localized to the endoplasmic reticulum (ER); overproduction induces enlargement of ER-like membrane structures and suppresses a temperature-sensitive sly1 mutation; contains a CTP transferase domain phosphatidic acid biosynthetic process diacylglycerol kinase activity integral to endoplasmic reticulum membrane|integral to membrane YNL035C YNL035C hom FT NUCLEUS 0.0135772271529726 0.431700254373396 1592 Protein of unknown function; contains WD-40 domains; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YNL035C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0135733870937491 0.431830533542462 1593 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 YDR174W HMO1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0135586471730864 0.432674173694009 1594 Chromatin associated high mobility group (HMG) family member involved in genome maintenance; rDNA-binding component of the Pol I transcription system; associates with a 5'-3' DNA helicase and Fpr1p, a prolyl isomerase regulation of transcription from RNA polymerase I promoter|regulation of transcription by chromatin organization|regulation of ribosomal protein gene transcription from RNA polymerase II promoter double-stranded DNA binding|four-way junction DNA binding|DNA binding, bending nuclear chromatin|nucleolus|cytoplasm YBL044W_p YBL044W hom 0.0135356427917867 0.433455403765088 1595 Putative protein of unknown function; YBL044W is not an essential protein biological_process molecular_function cellular_component YIL139C REV7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0135315296002451 0.433252081394521 1596 Accessory subunit of DNA polymerase zeta, involved in translesion synthesis during post-replication repair; required for mutagenesis induced by DNA damage; involved in double-strand break repair error-prone translesion synthesis|error-free translesion synthesis DNA-directed DNA polymerase activity nuclear chromatin|mitochondrion|zeta DNA polymerase complex YOR139C_d YOR139C hom 0.0135043982045679 0.434174950749679 1597 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 YML046W PRP39 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0134738219725826 0.43521635502697 1598 U1 snRNP protein involved in splicing, contains multiple tetriatricopeptide repeats mRNA 5'-splice site recognition pre-mRNA 5'-splice site binding commitment complex|U1 snRNP|U2-type prespliceosome YEL056W HAT2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0134604688049539 0.435671605866783 1599 Subunit of the Hat1p-Hat2p histone acetyltransferase complex; required for high affinity binding of the complex to free histone H4, thereby enhancing Hat1p activity; similar to human RbAp46 and 48; has a role in telomeric silencing histone acetylation|chromatin assembly or disassembly|chromatin silencing at telomere histone acetyltransferase activity|histone binding histone acetyltransferase complex|nucleus|cytoplasm YDR536W STL1 hom FT PLASMA MEMBRANE 0.01343034208939 0.436699726715622 1600 Glycerol proton symporter of the plasma membrane, subject to glucose-induced inactivation, strongly but transiently induced when cells are subjected to osmotic shock transport|glycerol transport|transmembrane transport solute:hydrogen symporter activity|transporter activity integral to membrane|plasma membrane|membrane YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0134021001573746 0.437938202234158 1601 1-phosphatidylinositol-3-phosphate 5-kinase; vacuolar membrane kinase that generates phosphatidylinositol (3,5)P2, which is involved in vacuolar sorting and homeostasis phosphatidylinositol phosphorylation 1-phosphatidylinositol-3-phosphate 5-kinase activity|phosphatidylinositol-3-phosphate binding endosome membrane|mitochondrion|fungal-type vacuole membrane|PAS complex YGL142C GPI10 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0134005083344707 0.437719225138203 1602 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 YKL131W_d YKL131W hom 0.013392822402447 0.437982095353574 1603 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL076W GPI2 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0133927894575323 0.438324929079738 1604 Protein involved in the synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), the first intermediate in the synthesis of glycosylphosphatidylinositol (GPI) anchors; homologous to the human PIG-C protein GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane|endoplasmic reticulum YHR168W MTG2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0133843279095017 0.438341016583657 1605 Putative GTPase, member of the Obg family; peripheral protein of the mitochondrial inner membrane that associates with the large ribosomal subunit; required for mitochondrial translation, possibly via a role in ribosome assembly cytoplasmic translation ribosome binding|GTPase activity mitochondrial inner membrane|extrinsic to membrane YMR048W CSM3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0133760669594055 0.438555470702355 1606 Replication fork associated factor; required for stable replication fork pausing; component of the DNA replication checkpoint pathway; required for accurate chromosome segregation during meiosis; forms nuclear foci upon DNA replication stress DNA repair|DNA replication checkpoint|meiotic chromosome segregation|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|mitotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion molecular_function replication fork protection complex|nucleus YJR058C APS2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0133668579033809 0.438870790396209 1607 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 YKL197C PEX1 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0133642031552829 0.438961713607129 1608 AAA-peroxin that heterodimerizes with AAA-peroxin Pex6p and participates in the recycling of peroxisomal signal receptor Pex5p from the peroxisomal membrane to the cystosol; induced by oleic acid and upregulated during anaerobiosis protein import into peroxisome matrix, receptor recycling ATPase activity|protein heterodimerization activity peroxisomal membrane|peroxisome YNL297C MON2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0133626251225256 0.43908401235537 1609 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 YDR479C PEX29 hom FT PEROXISOME ORGANIZATION 0.0133433466351117 0.439676410599019 1610 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 YGL047W ALG13 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0133081171775368 0.440885144537546 1611 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 YPL255W BBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0133014525336062 0.441114024537783 1612 Protein required for the spindle pole body (SPB) duplication, localized at the central plaque periphery; forms a complex with a nuclear envelope protein Mps2p and SPB components Spc29p and Kar1p; required for mitotic functions of Cdc5p microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton spindle pole body YEL025C_p YEL025C hom FT NUCLEUS 0.0132990078596609 0.441197997612641 1613 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0132971479586801 0.441261890220093 1614 Putative flavin-dependent monooxygenase; involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes; human COX6 can rescue a yeast cox6 mutant and is implicated in steroid-resistant nephrotic syndrome (SRNS) ubiquinone biosynthetic process N,N-dimethylaniline monooxygenase activity mitochondrion|mitochondrial inner membrane YDR315C IPK1 hom FT NUCLEUS 0.0132853271653078 0.441668090128359 1615 Inositol 1,3,4,5,6-pentakisphosphate 2-kinase, nuclear protein required for synthesis of 1,2,3,4,5,6-hexakisphosphate (phytate), which is integral to cell function; has 2 motifs conserved in other fungi; ipk1 gle1 double mutant is inviable nuclear-transcribed mRNA catabolic process, non-stop decay|inositol phosphate biosynthetic process inositol pentakisphosphate 2-kinase activity nucleus YOR346W REV1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0132476151966778 0.442965422349161 1616 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 YOR246C ENV9 hom FF|FT OXIDATION-REDUCTION PROCESS|VACUOLAR PROTEIN PROCESSING 0.0132456516974251 0.443305139699957 1617 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing and defects in vacuolar morphology; has similarity to oxidoreductases, found in lipid particles; required for replication of Brome mosaic virus in S. cerevisiae, a model system for studying replication of positive-strand RNA viruses in their natural hosts vacuole organization|vacuolar protein processing oxidoreductase activity lipid particle YOL070C NBA1 hom FT SITE OF POLARIZED GROWTH 0.0132401339715692 0.443291035090648 1618 Protein of unknown function, localizes to the bud neck and cytoplasm; interacts with Nap1p; may interact with ribosomes, based on co-purification experiments; potential Cdc28p substrate biological_process molecular_function ribosome|cellular bud neck|cytoplasm YER025W GCD11 het FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0132171575020918 0.444014787364481 1619 Gamma subunit of the translation initiation factor eIF2, involved in the identification of the start codon; binds GTP when forming the ternary complex with GTP and tRNAi-Met positive regulation of translational fidelity GTP binding|tRNA binding|translation initiation factor activity multi-eIF complex|ribosome|eukaryotic translation initiation factor 2 complex YER143W DDI1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|PLASMA MEMBRANE 0.0132092988979668 0.444285771477495 1620 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 YNL232W CSL4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0131733964717554 0.445660690399494 1621 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; predicted to contain an S1 RNA binding domain; has similarity to human hCsl4p (EXOSC1) 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 nucleus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YAL003W EFB1 het FT TRANSLATION|RIBOSOME 0.0131562449455503 0.446185482214437 1622 Translation elongation factor 1 beta; stimulates nucleotide exchange to regenerate EF-1 alpha-GTP for the next elongation cycle; part of the EF-1 complex, which facilitates binding of aminoacyl-tRNA to the ribosomal A site translational elongation translation elongation factor activity|guanyl-nucleotide exchange factor activity ribosome|eukaryotic translation elongation factor 1 complex YGR156W PTI1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0131336858248682 0.446897913787941 1623 Essential protein that is a component of CPF (cleavage and polyadenylation factor); involved in 3' end formation of snoRNA and mRNA; interacts directly with Pta1p; has similarity to mammalian Cleavage-Stimulation Factor CstF-64 termination of RNA polymerase II transcription, exosome-dependent|mRNA cleavage|termination of RNA polymerase II transcription, poly(A)-coupled|mRNA polyadenylation|snoRNA 3'-end processing RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YKL001C MET14 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0131293175300416 0.447049088030048 1624 Adenylylsulfate kinase, required for sulfate assimilation and involved in methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process adenylylsulfate kinase activity cytoplasm YHR152W SPO12 hom FT CELL CYCLE|NUCLEUS 0.013126720855733 0.447138965308631 1625 Nucleolar protein of unknown function, positive regulator of mitotic exit; involved in regulating release of Cdc14p from the nucleolus in early anaphase, may play similar role in meiosis regulation of exit from mitosis|mitotic cell cycle|meiosis I molecular_function nucleolus|nucleus YOL041C NOP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0131063184855211 0.448048657943351 1626 Nucleolar protein involved in pre-25S rRNA processing and biogenesis of large 60S ribosomal subunit; contains an RNA recognition motif (RRM); binds to Ebp2; similar to Nop13p and Nsr1p maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) RNA binding nucleolus|preribosome YGR161C_p RTS3 hom FT NUCLEUS 0.013082177242314 0.448682327840414 1627 Putative component of the protein phosphatase type 2A complex biological_process molecular_function nucleus|cytoplasm YDR155C CPR1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0130750114832129 0.449540177949507 1628 Cytoplasmic peptidyl-prolyl cis-trans isomerase (cyclophilin); catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds the drug cyclosporin A; protein abundance increases in response to DNA replication stress cellular protein metabolic process|ascospore formation|positive regulation of meiosis|histone deacetylation peptidyl-prolyl cis-trans isomerase activity|cyclosporin A binding histone deacetylase complex|mitochondrion|Set3 complex|nucleus YBR237W PRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0130747865620985 0.448938694730495 1629 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 YKL111C_d YKL111C het 0.0130745561846426 0.448946687366847 1630 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 YGL191W COX13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0130406446472492 0.450191641399354 1631 Subunit VIa of cytochrome c oxidase; present in a subclass of cytochrome c oxidase complexes that may have a role in mimimizing generation of reactive oxygen species; not essential for cytochrome c oxidase activity but may modulate activity in response to ATP; required for assembly of Rcf2p into cytochrome c oxidase - cytochrome bc1 supercomplexes mitochondrial respiratory chain supercomplex assembly|aerobic respiration enzyme regulator activity|cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.0130270564359317 0.450596350345823 1632 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 YDR159W SAC3 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0129881207922793 0.452491107523121 1633 Nuclear pore-associated protein; required for biogenesis of the small ribosomal subunit; component of TREX-2 complex (Sac3p-Thp1p-Sus1p-Cdc31p) involved in transcription elongation and mRNA export from the nucleus; involved in post-transcriptional tethering of active genes to the nuclear periphery and to non-nascent mRNP; similar to the human germinal center-associated nuclear protein (GANP) ribosomal small subunit biogenesis|actin filament-based process|mRNA export from nucleus|mRNA 3'-end processing|mitosis|protein export from nucleus|transcription-coupled nucleotide-excision repair|nuclear retention of pre-mRNA at the site of transcription|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery protein binding transcription export complex 2|nuclear pore YDL243C AAD4 hom FT OXIDATION-REDUCTION PROCESS 0.0129715996646799 0.452796403693353 1634 Putative aryl-alcohol dehydrogenase; involved in oxidative stress response; similar to P. chrysosporium aryl-alcohol dehydrogenase; expression induced in cells treated with the mycotoxin patulin cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YLL045C RPL8B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0129176694259714 0.454408373331349 1635 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 YER135C_d YER135C hom 0.0129144932266743 0.454519331312887 1636 Dubious open reading frame unlikely to encode a protein; YER135C is not an essential gene Unknown Unknown Unknown YNL097C-B_p YNL097C-B hom 0.0129138032989394 0.454610707314077 1637 Putative protein of unknown function biological_process molecular_function cellular_component YKL222C YKL222C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CYTOSKELETON 0.0129021386401204 0.454951074015128 1638 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; similar to transcriptional regulators from the zinc cluster (binuclear cluster) family; null mutant is sensitive to caffeine biological_process sequence-specific DNA binding ribosome|nucleus|mitotic spindle YOR263C_d YOR263C hom 0.0128991568040742 0.455055311669638 1639 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 YJR135C MCM22 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.012893228673665 0.455262584454814 1640 Outer kinetochore protein and component of the Ctf3 subcomplex; binds to centromeric DNA in a Ctf19p-dependent manner; involved in chromosome segregation and minichromosome maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-K and fission yeast sim4 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YPL155C KIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0128878403045305 0.455451030963111 1641 Kinesin-related motor protein involved in mitotic spindle positioning, stabilizes microtubules by targeting Bik1p to the plus end; Kip2p levels are controlled during the cell cycle nuclear migration along microtubule|mitotic anaphase B|negative regulation of microtubule depolymerization microtubule motor activity mitochondrion|kinesin complex|cytoplasmic microtubule YOR176W HEM15 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0128876006916187 0.455526623473517 1642 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 YKL106W AAT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0128758845672238 0.455869313586812 1643 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 YMR149W SWP1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0128665757550183 0.456195140584011 1644 Delta subunit of the oligosaccharyl transferase glycoprotein complex, which is required for N-linked glycosylation of proteins in the endoplasmic reticulum protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YGR137W_d YGR137W hom 0.0128643715201596 0.456339470088097 1645 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR287C_p YLR287C hom 0.0128465333235 0.45689710980137 1646 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR287C is not an essential gene biological_process molecular_function cytoplasm YEL064C AVT2 hom FT ENDOPLASMIC RETICULUM 0.0127974187749632 0.458955026845449 1647 Putative transporter, member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters transport transporter activity integral to membrane|endoplasmic reticulum YNL181W_p YNL181W het FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0127859041673952 0.459158246385294 1648 Putative oxidoreductase; required for cell viability biological_process oxidoreductase activity|oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor nuclear envelope|endoplasmic reticulum YNL047C SLM2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0127782200867362 0.460770876013087 1649 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 YER056C FCY2 hom FT PLASMA MEMBRANE 0.012746457170067 0.460411254409746 1650 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 YGL064C MRH4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0127271061146375 0.461092500322362 1651 Mitochondrial ATP-dependent RNA helicase of the DEAD-box family, plays an essential role in mitochondrial function RNA metabolic process RNA helicase activity mitochondrion YIL071C PCI8 hom FT NUCLEUS 0.0127261479857519 0.461126245477933 1652 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 YNL083W SAL1 hom FT MITOCHONDRION 0.0127219687511523 0.461674611906471 1653 ADP/ATP transporter; member of the Ca2+-binding subfamily of mitochondrial carriers, with two EF-hand motifs; transport activity of either Sal1p or Pet9p is critical for viability; polymorphic in different S. cerevisiae strains ATP transport|ADP transport|mitochondrial transport ATP:ADP antiporter activity|calcium ion binding mitochondrion|integral to membrane|mitochondrial inner membrane YPR197C_d YPR197C hom FF 0.0127173171330713 0.461437331727817 1654 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL138C_p YGL138C hom 0.0127049527448112 0.461873091387235 1655 Putative protein of unknown function; has no significant sequence similarity to any known protein biological_process molecular_function cellular_component YDR141C DOP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0126687823627555 0.463149166231028 1656 Golgi-localized, leucine-zipper domain containing protein; involved in endosome to Golgi transport, organization of the ER, establishing cell polarity, and morphogenesis; detected in highly purified mitochondria in high-throughput studies endoplasmic reticulum organization|cell morphogenesis|Golgi to endosome transport molecular_function trans-Golgi network|endosome|mitochondrion|cytoplasm YNL319W_d YNL319W hom 0.0126322072534716 0.464441514586157 1657 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HXT14 Unknown Unknown Unknown YKL187C FAT3 hom FT MITOCHONDRION 0.0126264417091972 0.465178559119918 1658 Protein required for fatty acid uptake; Fat3p abundance increases in cortical patches in response to oleate exposure; the authentic, non-tagged protein is detected in a phosphorylated state in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|integral to membrane YDR087C RRP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0126025286963413 0.465491651974053 1659 Essential evolutionarily conserved nucleolar protein necessary for biogenesis of 60S ribosomal subunits and processing of pre-rRNAs to mature rRNAs, associated with several distinct 66S pre-ribosomal particles rRNA processing molecular_function nucleolus|nucleus|preribosome, large subunit precursor YBR144C_d YBR144C hom 0.0125951100261784 0.465754357933329 1660 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 YCR001W_d YCR001W hom 0.0125727860542298 0.466545378820852 1661 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR001W is not an essential gene Unknown Unknown Unknown YDR358W GGA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0125427640633872 0.467610343008637 1662 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 YOR335C ALA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0125360104138394 0.467850099302353 1663 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 YLR136C TIS11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0125246848425925 0.468252312750713 1664 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 YOR133W EFT1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0125103878291927 0.468760326425123 1665 Elongation factor 2 (EF-2), also encoded by EFT2; catalyzes ribosomal translocation during protein synthesis; contains diphthamide, the unique posttranslationally modified histidine residue specifically ADP-ribosylated by diphtheria toxin; EFT1 has a paralog, EFT2, that arose from the whole genome duplication translational elongation translation elongation factor activity ribosome YKL086W SRX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0125096839779437 0.468785344139308 1666 Sulfiredoxin; contributes to oxidative stress resistance by reducing cysteine-sulfinic acid groups in the peroxiredoxin Tsa1p, which is formed upon exposure to oxidants; conserved in higher eukaryotes; protein abundance increases in response to DNA replication stress cellular response to oxidative stress sulfiredoxin activity nucleus|cytoplasm YOR238W_p YOR238W hom 0.0125010532086905 0.469092176556223 1667 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0124946468315778 0.46932000140473 1668 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YBL003C HTA2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0124801227300275 0.469836736804579 1669 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 YJL208C NUC1 hom FT NUCLEUS|MITOCHONDRION 0.0124787366723963 0.46988606608958 1670 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 YML096W_p YML096W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0124539590208023 0.470966894297826 1671 Putative protein of unknown function with similarity to asparagine synthetases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YML096W is not an essential gene and partially overlaps the verified gene RAD10 biological_process molecular_function cytoplasm YPR013C_p CMR3 hom 0.0124347185971589 0.471718664511494 1672 Putative zinc finger protein; YPR013C is not an essential gene biological_process sequence-specific DNA binding cellular_component YGL063W PUS2 hom FT RNA PROCESSING|MITOCHONDRION 0.0124321473015032 0.471545827828126 1673 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 YBR055C PRP6 het FT RNA PROCESSING|NUCLEUS 0.0124195432731847 0.472590570783315 1674 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YMR153C-A_d YMR153C-A hom 0.0123757154209334 0.473560552026714 1675 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 YDR157W_d YDR157W hom 0.012353464930692 0.474356235086667 1676 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL223C GRE1 hom 0.0123505138198494 0.474461822656678 1677 Hydrophilin essential in dessication-rehydration process; stress induced (osmotic, ionic, oxidative, heat shock and heavy metals); regulated by the HOG pathway biological_process molecular_function cytoplasm YLR006C SSK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0123377460491369 0.47491878840047 1678 Cytoplasmic response regulator; part of a two-component signal transducer that mediates osmosensing via a phosphorelay mechanism; required for mitophagy; dephosphorylated form is degraded by the ubiquitin-proteasome system; potential Cdc28p substrate activation of MAPKKK activity involved in osmosensory signaling pathway|positive regulation of protein autophosphorylation|osmosensory signaling pathway via two-component system protein kinase activator activity|two-component response regulator activity|protein homodimerization activity|mitogen-activated protein kinase kinase kinase binding cytoplasm YBR113W_d YBR113W hom 0.0123294922008777 0.475214326775356 1679 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CYC8 Unknown Unknown Unknown YOR017W PET127 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0123239954360264 0.475411200604674 1680 Protein with a role in 5'-end processing of mitochondrial RNAs, located in the mitochondrial membrane mitochondrial RNA 5'-end processing molecular_function mitochondrial envelope|mitochondrion YDR050C TPI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.012311828761226 0.475912914796922 1681 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 YLR112W_d YLR112W hom 0.0123053084038519 0.476080835483309 1682 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR341W SPO77 hom FT CELL WALL ORG/BIOGENESIS 0.0123013079027133 0.476224257372678 1683 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation; dispensable for both nuclear divisions during meiosis ascospore wall assembly|ascospore formation molecular_function intracellular YNL195C_p YNL195C hom FT MITOCHONDRION 0.012278316921782 0.477048965259351 1684 Putative protein of unknown function; shares a promoter with YNL194C; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YJL136C RPS21B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.012275589728836 0.477146844029263 1685 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S21, no bacterial homolog; RPS21B has a paralog, RPS21A, that arose from the whole genome duplication endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cytoplasmic translation|endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.0122706707637756 0.477323413128598 1686 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 YNL184C_p YNL184C hom 0.0122652654079713 0.477517482712777 1687 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YBR173C UMP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0122618640175635 0.477639625636189 1688 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 YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0122597989849682 0.477713788678358 1689 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 YDR074W TPS2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.012230359039161 0.478837345423259 1690 Phosphatase subunit of the trehalose-6-P synthase/phosphatase complex; involved in synthesis of the storage carbohydrate trehalose; expression is induced by stress conditions and repressed by the Ras-cAMP pathway; protein abundance increases in response to DNA replication stress trehalose biosynthetic process|response to stress trehalose-phosphatase activity mitochondrion|alpha,alpha-trehalose-phosphate synthase complex (UDP-forming) YOR019W YOR019W hom FT CELL CYCLE 0.0122266774525793 0.478904166574285 1691 Protein of unknown function that may interact with ribosomes, based on co-purification experiments mitochondrion degradation molecular_function ribosome YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0122252001500348 0.478957298073405 1692 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 YOR203W_d YOR203W het 0.0122053654813915 0.479670967615342 1693 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 YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.0122049023565337 0.479687638196527 1694 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 YJR065C ARP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0122020778200775 0.479789316675913 1695 Essential component of the Arp2/3 complex, which is a highly conserved actin nucleation center required for the motility and integrity of actin patches; involved in endocytosis and membrane growth and polarity mitochondrion inheritance|Arp2/3 complex-mediated actin nucleation|actin filament organization ATP binding Arp2/3 protein complex|plasma membrane 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 0.0121947194765442 0.480054259622342 1696 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 YGL210W YPT32 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0121875900638071 0.480507456920805 1697 Rab family GTPase involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; protein abundance increases in response to DNA replication stress; YPT32 has a paralog, YPT31, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity endosome|mitochondrial outer membrane|Golgi apparatus YGR267C FOL2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0121754586961165 0.480748136521011 1698 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 YOL020W TAT2 hom FT PLASMA MEMBRANE 0.012168704733448 0.481122410590904 1699 High affinity tryptophan and tyrosine permease, overexpression confers FK506 and FTY720 resistance aromatic amino acid transport|tryptophan transport high-affinity tryptophan transmembrane transporter activity|aromatic amino acid transmembrane transporter activity integral to membrane|plasma membrane YDR533C HSP31 hom FT PROTEOLYSIS 0.0121523879222671 0.481579988174575 1700 Possible chaperone and cysteine protease; has similarity to E. coli Hsp31; member of the DJ-1/ThiJ/PfpI superfamily, which includes human DJ-1 involved in Parkinson's disease; exists as a dimer and contains a putative metal-binding site; protein abundance increases in response to DNA replication stress biological_process unfolded protein binding|cysteine-type peptidase activity cellular_component YOR218C_d YOR218C het 0.0121511514799762 0.481624592063557 1701 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 YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.012141858841928 0.481959890105538 1702 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 YLR195C NMT1 het 0.01214097907944 0.481991640371602 1703 N-myristoyl transferase, catalyzes the cotranslational, covalent attachment of myristic acid to the N-terminal glycine residue of several proteins involved in cellular growth and signal transduction N-terminal peptidyl-glycine N-myristoylation|replicative cell aging glycylpeptide N-tetradecanoyltransferase activity cytosol YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0121361189894549 0.482167059506788 1704 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 YPR036W VMA13 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0121205416064606 0.482729540264194 1705 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 YDR032C PST2 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.012095923940895 0.483684390580557 1706 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 YHR057C CPR2 hom 0.0120573380804255 0.485015395952406 1707 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; has a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity cellular_component YDR412W RRP17 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0120300021821787 0.486005854388878 1708 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 YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0120246347050525 0.48620046193035 1709 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 YOR379C_d YOR379C hom 0.0120241683636435 0.486542571889333 1710 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 YDL007W RPT2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.012019488131964 0.486387099747372 1711 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 YGR232W NAS6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0120177666528705 0.487165255979992 1712 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 YMR258C ROY1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0120165553221401 0.486558463851388 1713 GTPase inhibitor with similarity to F-box proteins; inhibits Ypt52p GTPase activity by preventing Ypt52p from binding GTP; involved in regulating intracellular trafficking; physically interacts with Skp1p endocytosis|protein targeting to vacuole|negative regulation of GTPase activity GTPase inhibitor activity nucleus|cytoplasm YOR315W SFG1 hom FT CELL CYCLE|NUCLEUS 0.0119505753775637 0.48888991111838 1714 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 YDR407C TRS120 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0119471397137491 0.489014870710679 1715 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in endoplasmic reticulum (ER) to Golgi membrane traffic regulation of Rab GTPase activity|early endosome to Golgi transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity trans-Golgi network|TRAPP complex|early endosome YER170W ADK2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0119446135726703 0.489430842813552 1716 Mitochondrial adenylate kinase, catalyzes the reversible synthesis of GTP and AMP from GDP and ADP; may serve as a back-up for synthesizing GTP or ADP depending on metabolic conditions; 3' sequence of ADK2 varies with strain background nucleotide metabolic process nucleoside triphosphate adenylate kinase activity|adenylate kinase activity mitochondrion|mitochondrial inner membrane YMR034C_p YMR034C hom 0.0119336959030371 0.489504004987202 1717 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 YOL026C MIM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.01190599052878 0.490512856124585 1718 Mitochondrial protein required for outer membrane protein import; cooperates with Tom70p to import the subset of proteins with multiple alpha-helical transmembrane segments, including Ugo1p, Tom20p, and others; present in a complex with Mim2p in the outer membrane that may create a local environment to facilitate membrane insertion of substrate proteins; also has a role in assembly of Tom20p into the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane molecular_function mitochondrial outer membrane|integral to mitochondrial outer membrane YDR496C PUF6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|SITE OF POLARIZED GROWTH|RIBOSOME 0.0118891104954851 0.491451357357411 1719 Pumilio-homology domain protein that binds the 3' UTR of ASH1 mRNA and represses its translation, resulting in proper asymmetric localization of ASH1 mRNA; also co-sediments with the 60S ribosomal subunit and is required for its biogenesis ribosomal large subunit biogenesis|negative regulation of translation mRNA 3'-UTR binding|translation repressor activity, nucleic acid binding nucleolus|nucleus|large ribosomal subunit YBR172C SMY2 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0118721656195705 0.491746054457728 1720 Protein of unknown function involved in COPII vesicle formation; interacts with the Sec23p/Sec24p subcomplex; overexpression suppresses the temperature sensitivity of a myo2 mutant; similar to S. pombe Mpd2; SMY2 has a paralog, SYH1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum membrane|cytoplasmic mRNA processing body|cytoplasm|extrinsic to membrane YDR059C UBC5 hom 0.0118261965910458 0.493682549816863 1721 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 YBR093C PHO5 hom FT RESPONSE TO NUTRIENT LEVELS 0.0118101159839697 0.494012595355458 1722 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 YHL047C ARN2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|PLASMA MEMBRANE 0.0118034253813043 0.494257322066901 1723 Transporter, member of the ARN family of transporters that specifically recognize siderophore-iron chelates; responsible for uptake of iron bound to the siderophore triacetylfusarinine C cellular iron ion homeostasis|siderophore transport|siderophore metabolic process siderophore transmembrane transporter activity endosome|integral to membrane|cytoplasmic membrane-bounded vesicle|plasma membrane YLL011W SOF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0118019853299043 0.494310004278922 1724 Essential protein required for biogenesis of 40S (small) ribosomal subunit; has similarity to the beta subunit of trimeric G-proteins and the splicing factor Prp4p maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|90S preribosome YMR202W ERG2 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0117644675039361 0.49613377711665 1725 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 YJL100W LSB6 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.0117633750836399 0.495723623222633 1726 Type II phosphatidylinositol 4-kinase that binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity fungal-type vacuole membrane|plasma membrane|cytoplasm YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0117253180141075 0.497183251212663 1727 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Gcs1p retrograde vesicle-mediated transport, Golgi to ER|COPI coating of Golgi vesicle|ER to Golgi vesicle-mediated transport ARF GTPase activator activity COPI-coated vesicle|endoplasmic reticulum-Golgi intermediate compartment|COPI vesicle coat YDR072C IPT1 hom FT LIPID METABOLISM 0.011719747861864 0.497323518264652 1728 Inositolphosphotransferase, involved in synthesis of mannose-(inositol-P)2-ceramide (M(IP)2C), the most abundant sphingolipid; can mutate to resistance to the antifungals syringomycin E and DmAMP1 and to K. lactis zymocin mannosyl diphosphorylinositol ceramide metabolic process|sphingolipid biosynthetic process transferase activity, transferring phosphorus-containing groups integral to membrane YDR438W THI74 hom FT MITOCHONDRION 0.0116983182753207 0.49811038843697 1729 Mitochondrial transporter repressible by thiamine; THI74 has a paralog, YML018C, that arose from the whole genome duplication biological_process molecular_function mitochondrion|integral to membrane YBR188C NTC20 hom FT RNA PROCESSING|NUCLEUS 0.0116817226217718 0.498720216656717 1730 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 YGL002W ERP6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.011665248941653 0.499645974347546 1731 Member of the p24 family involved in ER to Golgi transport; similar to Emp24p and Erv25p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; ERP6 has a paralog, ERP1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function mitochondrion|integral to membrane YER159C BUR6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0116549826487973 0.499703644622468 1732 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 YDR453C TSA2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0115929075789934 0.501990568384648 1733 Stress inducible cytoplasmic thioredoxin peroxidase; cooperates with Tsa1p in the removal of reactive oxygen, nitrogen and sulfur species using thioredoxin as hydrogen donor; deletion enhances the mutator phenotype of tsa1 mutants; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cell redox homeostasis peroxiredoxin activity|thioredoxin peroxidase activity cytoplasm YLR121C YPS3 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0115875645301962 0.502187671459505 1734 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|cellular protein metabolic process aspartic-type endopeptidase activity anchored to plasma membrane|plasma membrane YGL021W ALK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION 0.011584020433859 0.502764848457217 1735 Protein kinase; accumulation and phosphorylation are periodic during the cell cycle; phosphorylated in response to DNA damage; contains characteristic motifs for degradation via the APC pathway; ALK1 has a paralog, ALK2, that arose from the whole genome duplication; similar to mammalian haspins mitosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cellular_component YNR059W MNT4 hom FT CARBOHYDRATE METABOLISM 0.0115825634262588 0.502435925033013 1736 Putative alpha-1,3-mannosyltransferase, not required for protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YCR050C_p YCR050C hom 0.011572473216051 0.502808302426767 1737 Non-essential protein of unknown function; deletion mutant is synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0115628745600909 0.503162674378681 1738 Mitochondrial protein required for normal mitochondrial morphology and inheritance; proposed involvement in the formation of Dnm1p and Num1p-containing cortical anchor complexes that promote mitochondrial fission mitochondrial fission|mitochondrion organization molecular_function mitochondrion|cytoplasm YAL005C SSA1 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0115533215025675 0.503451854894677 1739 ATPase involved in protein folding and NLS-directed nuclear transport; member of HSP70 family; forms chaperone complex with Ydj1p; localized to nucleus, cytoplasm, and cell wall; 98% identical with paralog Ssa2p, but subtle differences between the two proteins provide functional specificity with respect to propagation of yeast [URE3] prions and vacuolar-mediated degradations of gluconeogenesis enzymes; general targeting factor of Hsp104p to prion fibrils cytoplasmic translation|protein folding|protein refolding|protein targeting to mitochondrion|SRP-dependent cotranslational protein targeting to membrane, translocation|protein import into nucleus, translocation|response to stress unfolded protein binding|ATPase activity fungal-type vacuole membrane|fungal-type cell wall|plasma membrane|nucleus|polysome|chaperonin-containing T-complex|cytoplasm YHR023W MYO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0115333379992326 0.504190380924126 1740 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 YOR338W_p YOR338W hom FT TRANSCRIPTION FROM RNA POL II 0.01152010996731 0.504679560487702 1741 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 YNR071C_p YNR071C hom FT CARBOHYDRATE METABOLISM 0.011517919296392 0.504760596779022 1742 Putative aldose 1-epimerase biological_process molecular_function cellular_component YMR030W RSF1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0114808779422893 0.506512557631565 1743 Protein required for respiratory growth; localized to both the nucleus and mitochondrion; may interact with transcription factors to mediate the transition to respiratory growth and activate transcription of nuclear and mitochondrial genes transcription from mitochondrial promoter|calcium-mediated signaling|transcription from RNA polymerase II promoter|aerobic respiration molecular_function mitochondrion|nucleus YCL041C_d YCL041C het 0.0114662015951062 0.506675703847912 1744 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps both the verified gene PDI1/YCL043C and the uncharacterized gene YCL042W Unknown Unknown Unknown YJL158C CIS3 hom FT CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0114658548332426 0.50668855731643 1745 Mannose-containing glycoprotein constituent of the cell wall; member of the PIR (proteins with internal repeats) family fungal-type cell wall organization structural constituent of cell wall extracellular region|fungal-type cell wall|endoplasmic reticulum|plasma membrane|cellular bud tip YOL068C HST1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0114594340578845 0.50692658801118 1746 NAD(+)-dependent histone deacetylase; essential subunit of the Sum1p/Rfm1p/Hst1p complex required for ORC-dependent silencing and mitotic repression; non-essential subunit of the Set3C deacetylase complex; involved in telomere maintenance chromatin silencing|negative regulation of mitotic recombination|histone deacetylation NAD-independent histone deacetylase activity|NAD-dependent histone deacetylase activity Set3 complex YPR133W-A TOM5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0114531474343452 0.507349737120463 1747 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 YOR004W UTP23 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0114356114533762 0.507810251499213 1748 Component of the small subunit processome, involved in 40S ribosomal subunit biogenesis; interacts with snR30 and is required for dissociation of snR30 from large pre-ribosomal particles; has homology to PINc domain protein Fcf1p, although the PINc domain of Utp23p is not required for function; essential protein endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|mitochondrion|nucleolus YER174C GRX4 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0114279977797031 0.508092839514966 1749 Hydroperoxide and superoxide-radical responsive glutathione-dependent oxidoreductase; monothiol glutaredoxin subfamily member along with Grx3p and Grx5p; protects cells from oxidative damage; mutant has increased aneuploidy tolerance; transcription is regulated by Yap5 cellular iron ion homeostasis|cellular response to oxidative stress|actin cytoskeleton organization disulfide oxidoreductase activity nucleus YOR291W YPK9 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0114253191464706 0.508445339949448 1750 Vacuolar protein with a possible role in sequestering heavy metals; has similarity to the type V P-type ATPase Spf1p; homolog of human ATP13A2 (PARK9), mutations in which are associated with Parkinson disease and Kufor-Rakeb syndrome biological_process molecular_function fungal-type vacuole membrane|integral to membrane YMR119W ASI1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0114148699027698 0.509720185490815 1751 Putative integral membrane E3 ubiquitin ligase; acts with Asi2p and Asi3p to ensure the fidelity of SPS-sensor signalling by maintaining the dormant repressed state of gene expression in the absence of inducing signals; ASI1 has a paralog, ASI3, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity integral to membrane|nuclear inner membrane|endoplasmic reticulum membrane YJR020W_d YJR020W hom 0.0114022741765705 0.509048202680982 1752 Dubious open reading frame unlikely to encode a functional 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 0.0113942407555614 0.50934675300769 1753 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 YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.011388236724386 0.509569943866923 1754 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 YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0113785080994644 0.510121035868919 1755 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 YDL073W_p YDL073W hom 0.0113694103264714 0.510459369258689 1756 Putative protein of unknown function; YDL073W is not an essential gene biological_process molecular_function cellular_component YER111C SWI4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0113647936515096 0.510441894741959 1757 DNA binding component of the SBF complex (Swi4p-Swi6p); a transcriptional activator that in concert with MBF (Mbp1-Swi6p) regulates late G1-specific transcription of targets including cyclins and genes required for DNA synthesis and repair; acetylation at two sites, K1016 and K1066, regulates interaction with Swi6p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription SBF transcription complex|nuclear chromatin YBL047C EDE1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0113561560265735 0.510763362437267 1758 Endocytic protein; involved in a network of interactions with other endocytic proteins, binds membranes in a ubiquitin-dependent manner, may also bind ubiquitinated membrane-associated proteins; interacts with Cmk2 and functions upstream of CMK2 in regulating non-apoptotic cell death endoplasmic reticulum unfolded protein response|endocytosis ubiquitin binding cellular bud neck|mating projection tip|actin cortical patch|cellular bud tip YBL012C_d YBL012C hom 0.011323698391866 0.511972287506285 1759 Dubious open reading frame unlikely to encode a 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 0.0113022810105375 0.512959434633153 1760 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 YBR015C MNN2 hom FF|FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0112844424216938 0.513436416304099 1761 Alpha-1,2-mannosyltransferase, responsible for addition of the first alpha-1,2-linked mannose to form the branches on the mannan backbone of oligosaccharides, localizes to an early Golgi compartment protein glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YHR062C RPP1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0112829431835819 0.515571739814235 1762 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 YGR086C PIL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0112681294100401 0.514108231397315 1763 Primary protein component of eisosomes; eisosomes are large immobile cell cortex structures associated with endocytosis; null mutant shows activation of Pkc1p/Ypk1p stress resistance pathways; detected in phosphorylated state in mitochondria; member of the BAR domain family; protein increases in abundance and relocalizes from plasma membrane to cytoplasm upon DNA replication stress eisosome assembly|endocytosis|negative regulation of protein kinase activity|response to heat|protein localization lipid binding mitochondrial outer membrane|eisosome|mitochondrion|plasma membrane|cytoplasm YKR088C TVP38 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0112481298395397 0.514792703069633 1764 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; required for asymmetric localization of Kar9p during mitosis; GFP-fusion protein localizes to the cytoplasm in a punctate pattern vesicle-mediated transport|mitotic spindle elongation molecular_function integral to membrane|integral to Golgi membrane|cytoplasm YGL037C PNC1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING|NUCLEUS 0.0112471543997232 0.514829161711116 1765 Nicotinamidase that converts nicotinamide to nicotinic acid; part of the NAD(+) salvage pathway; required for life span extension by calorie restriction; PNC1 expression responds to all known stimuli that extend replicative life span; protein increases in abundance and relative distribution to cytoplasmic foci decreases upon DNA replication stress replicative cell aging|chromatin silencing at rDNA|nicotinate nucleotide salvage|chromatin silencing at telomere nicotinamidase activity nucleus|peroxisome|cytoplasm YPL072W UBP16 hom FT PROTEOLYSIS|MITOCHONDRION 0.0112298472080212 0.515476268912425 1766 Deubiquitinating enzyme anchored to the outer mitochondrial membrane, probably not important for general mitochondrial functioning, but may perform a more specialized function at mitochondria protein deubiquitination ubiquitin-specific protease activity mitochondrial outer membrane|cytoplasm YLL014W EMC6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0112166441493342 0.516283258849628 1767 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 YGL128C CWC23 het FT RNA PROCESSING|NUCLEUS 0.0112017797962173 0.516589127342462 1768 Component of a complex containing Cef1p, putatively involved in pre-mRNA splicing; has similarity to E. coli DnaJ and other DnaJ-like proteins and to S. pombe Cwf23p spliceosomal complex disassembly molecular_function U2-type spliceosomal complex YML119W_p YML119W hom 0.0111948336929114 0.516786695999513 1769 Putative protein of unknown function; YML119W is not an essential gene; potential Cdc28p substrate biological_process molecular_function cellular_component YNL247W YNL247W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0111809712590147 0.517305992236114 1770 Cysteinyl-tRNA synthetase; may interact with ribosomes, based on co-purification experiments cysteinyl-tRNA aminoacylation cysteine-tRNA ligase activity ribosome|cytoplasm YHR115C DMA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0111802027367356 0.517334789503424 1771 Ubiquitin-protein ligase (E3); controls septin dynamics and the spindle position checkpoint (SPOC) along with functionally redundant ligase Dma2p 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; ubiquitinates cyclin Pcl1p; ortholog of human RNF8 protein, similar to human Chfr; contains FHA and RING finger establishment of mitotic spindle orientation|protein autoubiquitination|septin ring assembly|mitotic cell cycle spindle assembly checkpoint ubiquitin-protein ligase activity cytoplasm YMR036C MIH1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0111800475649474 0.517340604039894 1772 Protein tyrosine phosphatase involved in cell cycle control; regulates the phosphorylation state of Cdc28p; homolog of S. pombe cdc25 G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity protein tyrosine phosphatase activity nucleus|cytoplasm YPL130W SPO19 hom FT CELL CYCLE|MEMBRANE ORGANIZATION 0.0111578766569871 0.51817173107939 1773 Meiosis-specific prospore protein; required to produce bending force necessary for proper assembly of the prospore membrane during sporulation; identified as a weak high-copy suppressor of the spo1-1 ts mutation meiosis|spore membrane bending pathway molecular_function fungal-type cell wall|prospore membrane YJR045C SSC1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0111554073037288 0.518264343109404 1774 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 YDL186W_p YDL186W hom 0.0111322586731373 0.519569380677352 1775 Putative protein of unknown function; YDL186W is not an essential gene biological_process molecular_function cellular_component YLR143W DPH6 hom 0.0111274814552322 0.519312285051679 1776 Diphthamide synthetase; catalyzes the last amidation step of diphthamide biosynthesis using ammonium and ATP; evolutionarily conserved in eukaryotes; dph6 mutants exhibit diphthine accumulation and resistance to sordarin, which is indicative of defects in diphthamide formation on EF2; green fluorescent protein (GFP)-tagged protein localizes to the cytoplasm; DPH6/YLR143W is not an essential gene biological_process molecular_function cytoplasm YPR129W SCD6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0110934942608164 0.520589157753973 1777 Repressor of translation initiation; binds eIF4G through its RGG domain and inhibits recruitment of the preinitiation complex; also contains an Lsm domain; may have a role in RNA processing; overproduction suppresses null mutation in clathrin heavy chain gene CHC1; forms cytoplasmic foci upon DNA replication stress stress granule assembly|negative regulation of translational initiation|cytoplasmic mRNA processing body assembly mRNA binding|RNA binding|eukaryotic initiation factor 4G binding cytoplasmic mRNA processing body|cytoplasmic stress granule|cytoplasm YLR408C_p BLS1 hom 0.0110911859313487 0.520738113109968 1778 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; YLR408C is not an essential gene biological_process molecular_function endosome|BLOC-1 complex YBR271W EFM2 hom 0.011082794010373 0.520991492312692 1779 S-adenosylmethionine-dependent methyltransferase; methylates translation elongation factors EF2 (Eft1p and Eft2p) and EF3A (Yef3p); belongs to the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; predicted to be involved in ribosome biogenesis peptidyl-lysine methylation S-adenosylmethionine-dependent methyltransferase activity|protein-lysine N-methyltransferase activity cytoplasm YPR022C_p YPR022C hom FT NUCLEUS 0.0110773053057945 0.521197932327236 1780 Putative transcription factor, as suggested by computational analysis; 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 sequence-specific DNA binding nucleus|cytoplasm YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.0110731194562498 0.521355397914214 1781 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 YBR296C-A_p YBR296C-A hom 0.0110725254917772 0.52137774397853 1782 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YNL045W LAP2 hom FT KETONE METABOLISM|LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0110710860830456 0.521431899294966 1783 Leucyl aminopeptidase yscIV (leukotriene A4 hydrolase) with epoxide hydrolase activity, metalloenzyme containing one zinc atom; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus cellular lipid metabolic process|protein catabolic process aminopeptidase activity|leukotriene-A4 hydrolase activity|epoxide hydrolase activity nucleus|cytoplasm YLR172C DPH5 hom 0.0110642327470608 0.521876080206707 1784 Methyltransferase required for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); not essential for viability; GFP-Dph5p fusion protein localizes to the cytoplasm peptidyl-diphthamide biosynthetic process from peptidyl-histidine diphthine synthase activity cytoplasm YGR236C SPG1 hom FT MITOCHONDRION 0.0110428681297322 0.522494136045109 1785 Protein required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YPL185W_d YPL185W hom 0.0110410295263586 0.522563386982609 1786 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 YNL150W_d YNL150W het 0.011038799807269 0.522647375604501 1787 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 YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0110337408885384 0.522837959663444 1788 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 YJR144W MGM101 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.011014845779996 0.523735911962488 1789 Protein with a role in mitochondrial DNA recombinational repair;also involved in interstrand cross-link repair; binds to and catalyzes the annealing of single-stranded mtDNA; oligomerizes to form rings and filaments; related to Rad52-type recombination proteins, with limited overall similarity but sharing conserved functionally important residues; component of the mitochondrial nucleoid, required for the repair of oxidative mtDNA damage DNA repair|recombinational repair|DNA strand renaturation molecular_function mitochondrial nucleoid|mitochondrion YER163C GCG1 hom FT NUCLEUS 0.0110147734677328 0.523862571309507 1790 Gamma-glutamyl cyclotransferase; cleaves the gamma-glutamyl bond of glutathione to yield 5-oxoproline and a Cys-Gly dipeptide; similar to mammalian pro-apoptotic protein ChaC1; expression of mouse ChaC1 in yeast increases apoptosis; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; periodically expressed during the metabolic cycle biological_process molecular_function nucleus|cytoplasm YLR348C DIC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0110081786899745 0.524173097570688 1791 Mitochondrial dicarboxylate carrier, integral membrane protein, catalyzes a dicarboxylate-phosphate exchange across the inner mitochondrial membrane, transports cytoplasmic dicarboxylates into the mitochondrial matrix dicarboxylic acid transport dicarboxylic acid transmembrane transporter activity mitochondrial envelope|mitochondrion|integral to membrane YKR063C LAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0110036861519612 0.524032827656644 1792 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 YNR058W BIO3 hom FT KETONE METABOLISM|COFACTOR METABOLISM 0.0109814341429803 0.524810594733918 1793 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 YJL187C SWE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0109773156162058 0.524966077624594 1794 Protein kinase that regulates the G2/M transition by inhibition of Cdc28p kinase activity; localizes to the nucleus and to the daughter side of the mother-bud neck; homolog of S. pombe Wee1p; potential Cdc28p substrate negative regulation of spindle pole body separation|G2/M transition size control checkpoint|protein phosphorylation|re-entry into mitotic cell cycle|G2/M transition of mitotic cell cycle|cell shape checkpoint|regulation of cyclin-dependent protein kinase activity|regulation of cell size|regulation of meiosis protein tyrosine kinase activity|protein kinase activity nucleus|cellular bud neck YGL094C PAN2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|PROTEOLYSIS 0.0109740982938217 0.5250875545849 1795 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 YML034W SRC1 hom FF|FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0109704989479256 0.525470643017871 1796 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 YAR050W FLO1 hom FT PLASMA MEMBRANE 0.0109557188020536 0.525781787649131 1797 Lectin-like protein involved in flocculation, cell wall protein that binds to mannose chains on the surface of other cells, confers floc-forming ability that is chymotrypsin sensitive and heat resistant; similar to Flo5p cellular response to stress|flocculation via cell wall protein-carbohydrate interaction|flocculation mannose binding fungal-type cell wall YBL100W-C_p YBL100W-C hom 0.0109382664814224 0.526749885497163 1798 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YLR008C PAM18 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0109311824411107 0.5267093095223 1799 Constituent of the import motor (PAM complex) component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); essential J-protein cochaperone that stimulates Ssc1p ATPase activity to drive import; inhibited by Pam16p protein import into mitochondrial matrix unfolded protein binding|ATPase activator activity mitochondrion|presequence translocase-associated import motor|mitochondrial inner membrane presequence translocase complex YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0108918061860431 0.528199551512122 1800 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; both NUP1 and NUP60 are homologous to human NUP153 double-strand break repair|poly(A)+ mRNA export from nucleus|protein export from nucleus|regulation of protein desumoylation|intracellular mRNA localization|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|telomere tethering at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|NLS-bearing substrate import into nucleus|chromosome organization|nucleocytoplasmic transport|chromatin silencing at silent mating-type cassette nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YHR192W LNP1 hom 0.0108787997521319 0.528692267053263 1801 Lunapark family member involved in ER network formation; localizes to ER junctions and this localization is regulated by the yeast atlastin ortholog Sey1p; interacts with the reticulon protein Rtn1p; induced in response to the DNA-damaging agent MMS endoplasmic reticulum tubular network organization molecular_function endoplasmic reticulum tubular network|cytoplasm YPL046C ELC1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0108757158605945 0.528932044338411 1802 Elongin C, conserved among eukaryotes; forms a complex with Cul3p that polyubiquitylates monoubiquitylated RNA polymerase II to trigger its proteolysis; plays a role in global genomic repair global genome nucleotide-excision repair|protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity elongin complex|Cul3-RING ubiquitin ligase complex YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0108623735933762 0.529314864168233 1803 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 YJR035W RAD26 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0108451748247904 0.529967144557039 1804 Protein involved in transcription-coupled nucleotide excision repair of UV-induced DNA lesions; recruitment to DNA lesions is dependent on an elongating RNA polymerase II; homolog of human CSB protein transcription-coupled nucleotide-excision repair|nucleotide-excision repair DNA-dependent ATPase activity nucleus|cytoplasm YIR020W-A_d YIR020W-A hom 0.0108401911507087 0.530156231607987 1805 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YLR078C BOS1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0108238688721136 0.530775759722687 1806 v-SNARE (vesicle specific SNAP receptor), localized to the endoplasmic reticulum membrane and necessary for vesicular transport from the ER to the Golgi ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|ER to Golgi transport vesicle membrane|endoplasmic reticulum membrane YDR369C XRS2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0108232620628946 0.530798798840868 1807 Protein required for DNA repair; component of the Mre11 complex, which is involved in double strand breaks, meiotic recombination, telomere maintenance, and checkpoint signaling double-strand break repair via nonhomologous end joining|meiotic DNA double-strand break formation|base-excision repair|telomere maintenance|sporulation resulting in formation of a cellular spore|double-strand break repair via break-induced replication single-stranded telomeric DNA binding|protein binding, bridging|DNA binding|double-stranded telomeric DNA binding|telomeric DNA binding|G-quadruplex DNA binding nucleus|Mre11 complex YBR080C SEC18 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH 0.0108175590630731 0.53101535310904 1808 ATPase required for vesicular transport between ER and Golgi, the 'priming' step in homotypic vacuole fusion, autophagy, and protein secretion; releases Sec17p from SNAP complexes; has similarity to mammalian NSF Golgi vesicle docking|SNARE complex disassembly|Golgi to plasma membrane protein transport|vesicle fusion with Golgi apparatus|vacuole fusion, non-autophagic|inter-Golgi cisterna vesicle-mediated transport|autophagic vacuole assembly ATPase activity mating projection tip|cytoplasm YGL123W RPS2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0108069653669939 0.531478952471609 1809 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 YKR077W MSA2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0107989810545783 0.531721107658096 1810 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 YNL133C FYV6 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0107803269152571 0.532430232068895 1811 Protein of unknown function, required for survival upon exposure to K1 killer toxin; proposed to regulate double-strand break repair via non-homologous end-joining double-strand break repair via nonhomologous end joining molecular_function nucleus YLR425W TUS1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0107789461121084 0.532482741376521 1812 Guanine nucleotide exchange factor (GEF) that modulate Rho1p activity; involved in the cell integrity signaling pathway; interacts with Rgl1p; localization of Tus1p to the bed neck is regulated by Rgl1p; multicopy suppressor of tor2 mutation and ypk1 ypk2 double mutation; potential Cdc28p substrate fungal-type cell wall organization|signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|cellular bud neck YKL161C KDX1 hom FT PROTEIN PHOSPHORYLATION 0.0107750565115363 0.532875171536085 1813 Protein kinase implicated in the Slt2p mitogen-activated (MAP) kinase signaling pathway; interacts with numerous components in the mating pheromone and CWI MAPK pathways; associates with Rlm1p biological_process protein kinase activity cellular_component YGR121C MEP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0107565247082379 0.53333575110225 1814 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 YKR009C FOX2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0107394900075523 0.534045270976446 1815 Multifunctional enzyme of the peroxisomal fatty acid beta-oxidation pathway; has 3-hydroxyacyl-CoA dehydrogenase and enoyl-CoA hydratase activities fatty acid beta-oxidation enoyl-CoA hydratase activity|3-hydroxyacyl-CoA dehydrogenase activity peroxisome YGL257C MNT2 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0107238453973327 0.53458025254596 1816 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 YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0106682015745401 0.536702658848278 1817 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 YDR522C SPS2 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.010662527277556 0.536919329705089 1818 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 YNL313C EMW1 het FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0106621805907772 0.536993281383314 1819 Essential conserved protein with a role in cell wall integrity; contains six TPR (tetratricopeptide repeat) domains clustered in the C-terminal region; conditional mutant is suppressed by overexpression of GFA1; protein abundance increases in response to DNA replication stress fungal-type cell wall organization molecular_function nucleus|cytoplasm YKR043C SHB17 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0106618127597013 0.536946616411631 1820 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 YAR029W_p YAR029W hom 0.010655348625744 0.537193506746991 1821 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 YAL067W-A_p YAL067W-A hom 0.0106328589353103 0.538113527919149 1822 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YNL041C COG6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0106309176466066 0.538308977905024 1823 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YOL101C IZH4 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0106142858892205 0.538763182389718 1824 Membrane protein involved in zinc ion homeostasis; member of the four-protein IZH family; expression induced by fatty acids and altered zinc levels; deletion reduces sensitivity to excess zinc; possible role in sterol metabolism; protein increases in abundance and relocalizes from nucleus to ER upon DNA replication stress cellular zinc ion homeostasis|cellular lipid metabolic process metal ion binding integral to membrane|membrane YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.0106070251541178 0.539040972235364 1825 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 YOR270C VPH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0106017525197075 0.539303242162615 1826 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 YKL181W PRS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0105958385182147 0.539469104247815 1827 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 ribose phosphate diphosphokinase activity cytoplasm YLR285C-A_p YLR285C-A hom 0.0105852594331815 0.539934580304226 1828 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.0105450363922653 0.541415529301895 1829 Cytoplasmic protein involved in halotolerance; decreases intracellular Na+ (via Ena1p) and increases intracellular K+ by decreasing efflux; expression repressed by Ssn6p-Tup1p and Sko1p and induced by NaCl, KCl, and sorbitol through Gcn4p response to salt stress|positive regulation of transcription from RNA polymerase II promoter molecular_function cytoplasm YIL013C PDR11 hom FT NUCLEOTIDE METABOLISM 0.0105435053190659 0.541775819565694 1830 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 YHR203C RPS4B hom FT TRANSLATION|RIBOSOME 0.0105315412146186 0.541933170103789 1831 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S4, no bacterial homolog; RPS4B has a paralog, RPS4A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YLR146C SPE4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0105282378818354 0.542059915165372 1832 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 YDR291W HRQ1 hom FT NUCLEUS 0.0105123315824165 0.543997197212507 1833 3'-5'DNA helicase that has DNA strand annealing activity; helicase activity is stimulated by fork structure and 3'-tail length of substrates; belongs to the widely conserved RecQ family of proteins which are involved in maintaining genomic integrity; similar to the human RecQ4p implicated in Rothmund-Thomson syndrome(RTS) biological_process molecular_function nucleus YML003W_p YML003W hom 0.0105072315946925 0.542866247793927 1834 Putative protein of unknown function biological_process molecular_function cellular_component YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0105048599491643 0.542957321628975 1835 C-5 sterol desaturase, glycoprotein that catalyzes the introduction of a C-5(6) double bond into episterol, a precursor in ergosterol biosynthesis; mutants are viable, but cannot grow on non-fermentable carbon sources; substrate of the HRD ubiquitin ligase ergosterol biosynthetic process C-5 sterol desaturase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum lumen YLR344W RPL26A hom FT TRANSLATION|RIBOSOME 0.0105028920297327 0.543032897706074 1836 Ribosomal 60S subunit protein L26A; binds to 5.8S rRNA; homologous to mammalian ribosomal protein L26 and bacterial L24; RPL26A has a paralog, RPL26B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YHR170W NMD3 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0104814142475272 0.544579679895002 1837 Protein involved in nuclear export of the large ribosomal subunit; acts as a Crm1p-dependent adapter protein for export of nascent ribosomal subunits through the nuclear pore complex ribosomal large subunit export from nucleus ribosomal large subunit binding cytosol|cytosolic large ribosomal subunit YML095C RAD10 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0104797629939217 0.543921538663042 1838 Single-stranded DNA endonuclease (with Rad1p), cleaves single-stranded DNA during nucleotide excision repair and double-strand break repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); homolog of human ERCC1 protein mitotic recombination|meiotic mismatch repair|DNA strand renaturation|nucleotide-excision repair, DNA incision, 5'-to lesion|removal of nonhomologous ends|double-strand break repair via single-strand annealing, removal of nonhomologous ends single-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 1 complex|nucleus YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0104657629941683 0.544699896334119 1839 Protein involved in transcription initiation; acts at TATA-containing promoters; associates with the basal transcription factor TFIID; contains two bromodomains; corresponds to the C-terminal region of mammalian TAF1; redundant with Bdf1p; protein abundance increases in response to DNA replication stress negative regulation of heterochromatin assembly histone acetyl-lysine binding|core promoter binding|histone binding|TFIID-class transcription factor binding nucleus YCR063W BUD31 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0104355617428353 0.545621803984466 1840 Component of the SF3b subcomplex of the U2 snRNP; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern; facilitates passage through G1/S Start, but is not required for G2/M transition or exit from mitosis RNA splicing|mRNA splicing, via spliceosome|cellular bud site selection molecular_function U2 snRNP|nucleus YLR215C CDC123 het FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0103968219288689 0.547173909433741 1841 Protein involved in nutritional control of the cell cycle; regulates abundance of the translation initiation factor eIF2; ortholog of human D123 protein regulation of mitotic cell cycle|regulation of translation molecular_function cytoplasm YLR430W SEN1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0103899060351686 0.54738077950509 1842 Presumed helicase and subunit of the Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3' end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; has a separate role in coordinating DNA replication with transcription, by associating with moving replication forks and preventing errors that occur when forks encounter transcribed regions; homolog of Senataxin, which is implicated in Ataxia-Oculomotor Apraxia 2 and a dominant form of ALS tRNA processing|mRNA 3'-end processing|termination of RNA polymerase II transcription|mRNA polyadenylation|snoRNA 3'-end processing|rRNA processing|snRNA processing ATP-dependent 5'-3' DNA helicase activity|DNA-dependent ATPase activity|RNA-dependent ATPase activity|ATP-dependent 5'-3' RNA helicase activity|protein domain specific binding Nrd1 complex|nucleus YBR043C QDR3 hom FT PLASMA MEMBRANE 0.0103885305453711 0.547433816421401 1843 Multidrug transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; has a role in polyamine homeostasis; expression is upregulated under polyamine stress; required for resistance to quinidine, barban, cisplatin, and bleomycin drug transmembrane transport|polyamine homeostasis drug transmembrane transporter activity|polyamine transmembrane transporter activity integral to membrane|plasma membrane YIL073C SPO22 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0103799075188412 0.548244276021762 1844 Meiosis-specific protein essential for chromosome synapsis, involved in completion of nuclear divisions during meiosis; induced early in meiosis regulation of synaptonemal complex assembly molecular_function condensed nuclear chromosome YNL058C_p YNL058C hom 0.0103598622557884 0.548539802591558 1845 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; YNL058C is not an essential gene biological_process molecular_function fungal-type vacuole YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0103442364935043 0.549143088663355 1846 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 YIR018C-A_p YIR018C-A hom 0.0103398529275067 0.54931238998875 1847 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOL120C RPL18A het FF|FT TRANSLATION|RIBOSOME 0.0103331657550596 0.549570710359074 1848 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 YOL103W ITR2 hom FT PLASMA MEMBRANE 0.0102888317979865 0.551344169255195 1849 Myo-inositol transporter with strong similarity to the major myo-inositol transporter Itr1p, member of the sugar transporter superfamily; expressed constitutively myo-inositol transport myo-inositol transmembrane transporter activity integral to membrane|plasma membrane|membrane YOR089C VPS21 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0102805087156088 0.551606900633105 1850 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 YLR271W_p YLR271W hom FT NUCLEUS 0.0102784571175845 0.55305373012164 1851 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0102296612869097 0.553576625457315 1852 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 YMR285C NGL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0102242532800503 0.553845441090677 1853 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 YIL144W TID3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0102216970846476 0.553885453945359 1854 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); conserved coiled-coil protein involved in chromosome segregation, spindle checkpoint activity, kinetochore assembly and clustering microtubule nucleation|chromosome segregation|protein localization to kinetochore structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YFL012W_p YFL012W hom 0.0101820545149941 0.555423930124551 1855 Putative protein of unknown function; transcribed during sporulation; null mutant exhibits increased resistance to rapamycin biological_process molecular_function cellular_component YMR193C-A_d YMR193C-A hom 0.0101709265958703 0.555856164768949 1856 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL214W HXT8 hom FT PLASMA MEMBRANE 0.010150446488331 0.556769779961967 1857 Protein of unknown function with similarity to hexose transporter family members, expression is induced by low levels of glucose and repressed by high levels of glucose hexose transport mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YNL022C_p YNL022C hom FT NUCLEUS 0.0101460429681509 0.556823296931315 1858 Putative cytosine 5-methyltransferase, contains seven beta-strand methyltransferase motif similar to NOP2/YNL061W; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; predicted to be involved in ribosome biogenesis biological_process tRNA (cytosine-5-)-methyltransferase activity nucleus YJL067W_d YJL067W hom 0.0101452342679473 0.557090091498179 1859 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCL057C-A MOS1 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0101280487223197 0.557523175241702 1860 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 YMR191W SPG5 hom 0.0101267570080421 0.557573432362792 1861 Protein required for proteasome assembly during quiescence; binds to base of the proteasome regulartory particle; required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources biological_process molecular_function cellular_component YHL024W RIM4 hom FT CELL CYCLE 0.0101161931469383 0.557984526423088 1862 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 YBR214W SDS24 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION 0.0101054442417209 0.558402972693555 1863 Protein involved in cell separation during budding; one of two S. cerevisiae homologs (Sds23p and Sds24p) of the S. pombe Sds23 protein, which is implicated in APC/cyclosome regulation; may play an indirect role in fluid-phase endocytosis; protein abundance increases in response to DNA replication stress; SDS24 has a paralog, SDS23, that arose from the whole genome duplication endocytosis|cytokinetic cell separation molecular_function cytoplasm YBR082C UBC4 hom FT PROTEOLYSIS 0.010085836755353 0.559166668912041 1864 Ubiquitin-conjugating enzyme (E2); mediates degradation of abnormal or excess proteins, including calmodulin and histone H3; interacts with many SCF ubiquitin protein ligases; component of the cellular stress response; UBC4 has a paralog, UBC5, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein monoubiquitination|protein polyubiquitination|protein ubiquitination|response to stress ubiquitin binding|ubiquitin-protein ligase activity proteasome complex YCL004W PGS1 het FT LIPID METABOLISM|MITOCHONDRION 0.0100804932298431 0.559374882886794 1865 Phosphatidylglycerolphosphate synthase, catalyzes the synthesis of phosphatidylglycerolphosphate from CDP-diacylglycerol and sn-glycerol 3-phosphate in the first committed and rate-limiting step of cardiolipin biosynthesis cardiolipin biosynthetic process CDP-diacylglycerol-glycerol-3-phosphate 3-phosphatidyltransferase activity mitochondrion YOL147C PEX11 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|PEROXISOME ORGANIZATION|ENDOPLASMIC RETICULUM 0.0100745307861953 0.559900124666101 1866 Peroxisomal membrane protein required for medium-chain fatty acid oxidation and peroxisome proliferation, possibly by inducing membrane curvature; localization regulated by phosphorylation; transcription regulated by Adr1p and Pip2p-Oaf1p peroxisome fission|fatty acid oxidation molecular_function endoplasmic reticulum|peroxisomal membrane YML063W RPS1B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0100729183637938 0.559670106937852 1867 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 YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0100483273781669 0.560979911360377 1868 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 YOR226C ISU2 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0100463586474443 0.5607058460143 1869 Protein required for synthesis of iron-sulfur proteins; localized to the mitochondrial matrix; performs a scaffolding function in mitochondria during Fe/S cluster assembly; involved in Fe-S cluster assembly for both mitochondrial and cytosolic proteins; isu1 isu2 double mutant is inviable; protein abundance increases in response to DNA replication stress; evolutionarily conserved cellular iron ion homeostasis|iron-sulfur cluster assembly|tRNA wobble uridine modification molecular_function mitochondrial matrix YDR282C_p YDR282C hom 0.0100437520599365 0.560807544080417 1870 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 YLL005C SPO75 hom FT CELL WALL ORG/BIOGENESIS 0.010029123249252 0.561378464232352 1871 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation; dispensable for both nuclear divisions during meiosis ascospore wall assembly|ascospore formation molecular_function integral to membrane YJL032W_d YJL032W het 0.0100158882387231 0.561895230406568 1872 Dubious open reading frame unlikely to encode a functional protein; overlaps 3' end of essential BET4 gene encoding the alpha subunit of Type II geranylgeranyltransferase Unknown Unknown Unknown YOR251C TUM1 hom FT RNA PROCESSING|MITOCHONDRION 0.0100080160666241 0.562261005192448 1873 Rhodanese domain sulfur transferase, accepts persulfite from Nfs1p and transfers it to Uba4p in the pathway for 2-thiolation of the wobble uridine base of tRNAs; also stimulates sulfur transfer by Nfs1p; may be mitochondrially localized tRNA wobble position uridine thiolation|tRNA wobble uridine modification thiosulfate sulfurtransferase activity cytoplasm YLR062C_d BUD28 hom 0.0100074081085421 0.562226461162854 1874 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene RPL22A; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YNL240C NAR1 het FT COFACTOR METABOLISM|NUCLEUS 0.00998467005294966 0.563115066225387 1875 Component of the cytosolic iron-sulfur (FeS) protein assembly machinery, required for maturation of cytosolic and nuclear FeS proteins and for normal resistance to oxidative stress; homologous to human Narf iron-sulfur cluster assembly iron-sulfur cluster binding|ferredoxin hydrogenase activity cytosol|membrane YGR020C VMA7 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00997893848659752 0.563339163109596 1876 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 YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00995616809140252 0.564811325763625 1877 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 YDL122W UBP1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.00995615604797309 0.564870004702427 1878 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 YOL056W GPM3 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00995607392448648 0.564233565601099 1879 Homolog of Gpm1p phosphoglycerate mutase, which converts 3-phosphoglycerate to 2-phosphoglycerate in glycolysis; may be non-functional derivative of a gene duplication event biological_process phosphoglycerate mutase activity|molecular_function cytosol YMR304C-A_d YMR304C-A hom 0.00995414150923015 0.564309187991571 1880 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SCW10 Unknown Unknown Unknown YKL116C PRR1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION 0.00993336349699725 0.565122614663629 1881 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity cytoplasm YIL137C TMA108 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|PROTEOLYSIS 0.0099303171434909 0.565531995248703 1882 Protein that associates with ribosomes and is involved in ribosome biogenesis; putative metalloprotease ribosome biogenesis molecular_function ribosome|cytoplasm YDR004W RAD57 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00990576298830356 0.566204001922663 1883 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 YHL019C APM2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00989411199884435 0.566660785150312 1884 Protein of unknown function, homologous to the medium chain of mammalian clathrin-associated protein complex; involved in vesicular transport Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YPR074C TKL1 hom FF|FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00989068633589154 0.566795123678659 1885 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 YGL201C MCM6 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00987227962257111 0.56757497421917 1886 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; forms a subcomplex with Mcm4p and Mcm7p S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|double-strand break repair via break-induced replication|pre-replicative complex assembly|DNA replication initiation four-way junction helicase activity|DNA helicase activity|DNA replication origin binding|single-stranded DNA-dependent ATPase activity|ATP-dependent 3'-5' DNA helicase activity replication fork protection complex|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YIL006W YIA6 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00987162300398805 0.567716295483222 1887 Mitochondrial NAD+ transporter, involved in the transport of NAD+ into the mitochondria (see also YEA6); member of the mitochondrial carrier subfamily; disputed role as a pyruvate transporter; has putative mouse and human orthologs transport|mitochondrial pyruvate transport|NAD transmembrane transport pyruvate secondary active transmembrane transporter activity|transporter activity|NAD transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR210W CLB4 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|CYTOSKELETON 0.00987036418327709 0.567650133736888 1888 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the G2/M transition; may be involved in DNA replication and spindle assembly; accumulates during S phase and G2, then targeted for ubiquitin-mediated degradation G2/M transition of mitotic cell cycle|S phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|spindle pole body|cytoplasm YKL043W PHD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00986900188921174 0.56764584043799 1889 Transcriptional activator that enhances pseudohyphal growth; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; regulates expression of FLO11, an adhesin required for pseudohyphal filament formation; similar to StuA, an A. nidulans developmental regulator; potential Cdc28p substrate; PHD1 has a paralog, SOK2, that arose from the whole genome duplication pseudohyphal growth|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YJL019W MPS3 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.00986852240941228 0.567722407203488 1890 Nuclear envelope protein required for SPB insertion; initiation of SPB duplication and nuclear fusion; acetylation of Mps3p by Eco1p regulates its role in nuclear organization; localizes to the SPB half bridge and at telomeres during meiosis; required with Ndj1p and Csm4p for meiotic bouquet formation and telomere-led rapid prophase movement; N-terminal acetylated by Eco1p meiotic telomere clustering|synapsis|nuclear migration involved in conjugation with cellular fusion|spindle pole body duplication associated with nuclear envelope|telomere tethering at nuclear periphery|mitotic sister chromatid cohesion molecular_function nuclear envelope|nuclear periphery|integral to membrane|nuclear chromosome, telomeric region|half bridge of spindle pole body YLR288C MEC3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00985589752037325 0.568160242553353 1891 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 YPR134W MSS18 hom FT RNA PROCESSING|MITOCHONDRION 0.00985092270724998 0.568413263073227 1892 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 YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00985084366415803 0.568416366724077 1893 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 YKR099W BAS1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00982186674008585 0.575545610385878 1894 Myb-related transcription factor involved in regulating basal and induced expression of genes of the purine and histidine biosynthesis pathways; also involved in regulation of meiotic recombination at specific genes positive regulation of transcription from RNA polymerase II promoter core promoter sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|RNA polymerase II transcription factor recruiting transcription factor activity nucleus YEL014C_d YEL014C hom 0.00979571565474186 0.570525493978332 1895 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.00976480118025673 0.571742306627338 1896 Ribosome-associated chaperone, functions in ribosome biogenesis and, in partnership with Ssz1p and SSb1/2, as a chaperone for nascent polypeptide chains; contains a DnaJ domain and functions as a J-protein partner for Ssb1p and Ssb2p protein folding|ribosomal subunit export from nucleus|rRNA processing|regulation of translational fidelity unfolded protein binding mitochondrion|ribosome|nucleolus|polysome|cytoplasm YAL013W DEP1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00976374223626226 0.571784009150036 1897 Transcriptional modulator involved in regulation of structural phospholipid biosynthesis genes and metabolically unrelated genes, as well as maintenance of telomeres, mating efficiency, and sporulation positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|regulation of DNA-dependent DNA replication initiation|Unknown molecular_function Rpd3L-Expanded complex|Rpd3L complex YNR074C AIF1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.00976362661292595 0.571788562627389 1898 Mitochondrial cell death effector that translocates to the nucleus in response to apoptotic stimuli, homolog of mammalian Apoptosis-Inducing Factor, putative reductase response to singlet oxygen|positive regulation of apoptotic process oxidoreductase activity, acting on a sulfur group of donors, NAD or NADP as acceptor mitochondrion|nucleus|plasma membrane YGR129W SYF2 hom FT RNA PROCESSING|NUCLEUS 0.0097563024657772 0.572077037247912 1899 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 YEL013W VAC8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00975462516275967 0.572143110550989 1900 Phosphorylated and palmitoylated vacuolar membrane protein that interacts with Atg13p, required for the cytoplasm-to-vacuole targeting (Cvt) pathway; interacts with Nvj1p to form nucleus-vacuole junctions piecemeal microautophagy of nucleus|vacuole inheritance|CVT vesicle assembly|vacuole fusion, non-autophagic|macroautophagy|nucleus-vacuole junction assembly protein anchor fungal-type vacuole membrane|nucleus-vacuole junction|Myo2p-Vac17p-Vac8p transport complex YLR329W REC102 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00975342954885504 0.572591492389298 1901 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 YHR159W_p TDA11 hom 0.00975121431314466 0.572277483915022 1902 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; potential Cdc28p substrate; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function cytoplasm YHR007C-A_p YHR007C-A hom 0.00973601309507435 0.572876531157864 1903 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YIL096C_p YIL096C hom FT NUCLEUS 0.00973258323991324 0.573011735474669 1904 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 YPL119C DBP1 hom FT TRANSLATION 0.00972860763594226 0.573168472051826 1905 Putative ATP-dependent RNA helicase of the DEAD-box protein family; mutants show reduced stability of the 40S ribosomal subunit scanning through 5' untranslated regions of mRNAs; protein abundance increases in response to DNA replication stress translational initiation RNA helicase activity cytoplasm YLR225C_p YLR225C hom FT RESPONSE TO OXIDATIVE STRESS 0.00972428093460634 0.573339073595214 1906 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 YJL181W_p YJL181W hom 0.00970928470498072 0.574159087251123 1907 Putative protein of unknown function; expression is cell-cycle regulated as shown by microarray analysis; potential regulatory target of Mbp1p, which binds to the YJL181W promoter region; YJL181W has a paralog, YJR030C, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR239C RNT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS 0.00969864380793744 0.574350437270362 1908 Nuclear dsRNA-specific ribonuclease (RNase III); involved in rDNA transcription, rRNA processing and U2 snRNA 3' end formation by cleavage of a stem-loop structure at the 3' end of U2 snRNA; involved in polyadenylation-independent transcription termination; involved in the cell wall stress response, regulating the degradation of cell wall integrity and morphogenesis checkpoint genes U5 snRNA 3'-end processing|mRNA cleavage|chromatin organization|termination of RNA polymerase II transcription, exosome-dependent|U4 snRNA 3'-end processing|U1 snRNA 3'-end processing|rRNA transcription|rRNA processing ribonuclease III activity nucleoplasm|nucleolus YCL059C KRR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00969107034952396 0.574649365445403 1909 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 YPR168W NUT2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00967993914526611 0.575088853116597 1910 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; required for transcriptional activation and has a role in basal transcription; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YLR188W MDL1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00967068081257161 0.575454516109898 1911 Mitochondrial inner membrane half-type ATP-binding cassette (ABC) transporter, mediates export of peptides generated upon proteolysis of mitochondrial proteins, plays a role in the regulation of cellular resistance to oxidative stress oligopeptide transport|oligopeptide export from mitochondrion ATPase activity|oligopeptide-transporting ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.00965801116031295 0.576353679103596 1912 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 YBR053C_p YBR053C hom 0.00964740032994221 0.576431341587723 1913 Putative protein of unknown function; induced by cell wall perturbation biological_process molecular_function cellular_component YMR186W HSC82 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.00963998777250389 0.57666753953772 1914 Cytoplasmic chaperone of the Hsp90 family; redundant in function and nearly identical with Hsp82p, and together they are essential; expressed constitutively at 10-fold higher basal levels than HSP82 and induced 2-3 fold by heat shock; contains two acid-rich unstructured regions that promote the solubility of chaperone-substrate complexes; HSC82 has a paralog, HSP82, that arose from the whole genome duplication protein folding|proteasome assembly|protein refolding|telomere maintenance|'de novo' protein folding|box C/D snoRNP assembly|response to stress unfolded protein binding|ATPase activity, coupled|ATPase activity mitochondrion|plasma membrane|cytoplasm YIL167W SDL1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00961231002040073 0.577762427666805 1915 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 YOL052C-A DDR2 hom 0.00960760948410308 0.57794847055261 1916 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 YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.00957615827602134 0.579194004619382 1917 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 YJL001W PRE3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00956818447841072 0.579509983839116 1918 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 YDR311W TFB1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00953857326945653 0.580684099968506 1919 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, required for nucleotide excision repair, target for transcriptional activators phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-5-phosphate binding core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YKL013C ARC19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0095347558016212 0.580835547642831 1920 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin cortical patch assembly structural molecule activity Arp2/3 protein complex YKR038C KAE1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0094979579370598 0.582296349928539 1921 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 YMR307W GAS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GENE SILENCING|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.00948091385731346 0.582973546703147 1922 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 YDL194W SNF3 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.00947616603709858 0.58316225285001 1923 Plasma membrane low glucose sensor, regulates glucose transport; contains 12 predicted transmembrane segments and a long C-terminal tail required for induction of hexose transporters; also senses fructose and mannose; SNF3 has a paralog, RGT2, that arose from the whole genome duplication mannose transport|glucose transport|signal transduction|negative regulation of meiosis|detection of glucose|fructose transport glucose transmembrane transporter activity|receptor activity|glucose binding integral to membrane|plasma membrane YLR111W_d YLR111W hom FF 0.00945975152219551 0.583814880934788 1924 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR288C MPD1 hom FT ENDOPLASMIC RETICULUM 0.00945468532779177 0.584016377446239 1925 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 YJL047C-A_p YJL047C-A hom 0.00943828838632709 0.584668750766603 1926 Putative protein of unknown function biological_process molecular_function cellular_component YMR089C YTA12 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00942647139011421 0.585139115027091 1927 Component, with Afg3p, of the mitochondrial inner membrane m-AAA protease that mediates degradation of misfolded or unassembled proteins and is also required for correct assembly of mitochondrial enzyme complexes proteolysis|signal peptide processing|protein complex assembly|protein import into mitochondrial intermembrane space metallopeptidase activity|protein binding|ATPase activity|ATP binding mitochondrion|mitochondrial inner boundary membrane|mitochondrial inner membrane|m-AAA complex|cytoplasm YDR431W_d YDR431W hom 0.00942348766410135 0.585481749124563 1928 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR084W_p YPR084W hom 0.00940657411924838 0.586378795808451 1929 Putative protein of unknown function biological_process molecular_function cellular_component YER042W MXR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00937565891845758 0.587442485808984 1930 Methionine-S-sulfoxide reductase, involved in the response to oxidative stress; protects iron-sulfur clusters from oxidative inactivation along with MXR2; involved in the regulation of lifespan cellular response to oxidative stress peptide-methionine-(S)-S-oxide reductase activity nucleus|cytoplasm YOR047C STD1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.00937352607912961 0.587248707262538 1931 Protein involved in control of glucose-regulated gene expression; interacts with kinase Snf1p, glucose sensors Snf3p and Rgt2p, TATA-binding Spt15p; regulator of transcription factor Rgt1p; interactions with Pma1p appear to propagate [GAR+] response to salt stress|signal transduction|nicotinamide riboside biosynthetic process|glucose metabolic process|nicotinic acid riboside biosynthetic process|regulation of transcription from RNA polymerase II promoter protein kinase activator activity plasma membrane|nucleus YFR035C_p YFR035C hom 0.00937056594295978 0.587366756937699 1932 Putative protein of unknown function, deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YDL034W_d YDL034W hom 0.00934215866755319 0.588500191556129 1933 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 YOL095C HMI1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00934098921896173 0.588546873544429 1934 Mitochondrial inner membrane localized ATP-dependent DNA helicase, required for the maintenance of the mitochondrial genome; not required for mitochondrial transcription; has homology to E. coli helicase uvrD mitochondrial genome maintenance|mitochondrial DNA metabolic process ATP-dependent 3'-5' DNA helicase activity mitochondrion|mitochondrial matrix YPL043W NOP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00934095669092341 0.588548172021415 1935 Nucleolar protein, essential for processing and maturation of 27S pre-rRNA and large ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; contains four RNA recognition motifs (RRMs) rRNA processing RNA binding nucleolus YLR077W FMP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00933814850306898 0.588660276213844 1936 Mitochondrial inner membrane protein required for an early step in assembly of respiratory complex III (cytochrome bc1 complex); mRNA is targeted to mitochondria mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|integral to mitochondrial inner membrane YGL016W KAP122 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00933770388879817 0.588678026330394 1937 Karyopherin beta, responsible for import of the Toa1p-Toa2p complex into the nucleus; binds to nucleoporins Nup1p and Nup2p; may play a role in regulation of pleiotropic drug resistance protein import into nucleus|regulation of cell size protein transporter activity integral to membrane|nuclear pore|cytoplasm YHL045W_d YHL045W hom 0.00932410324471394 0.589221117466669 1938 Putative protein of unknown function; not an essential gene Unknown Unknown Unknown YIL154C IMP2' hom FF|FT RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS 0.00931529741621415 0.590128252196981 1939 Transcriptional activator involved in maintenance of ion homeostasis and protection against DNA damage caused by bleomycin and other oxidants, contains a C-terminal leucine-rich repeat DNA repair|cellular carbohydrate metabolic process transcription coactivator activity cytoplasm YEL047C FRD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00930414801261173 0.590018373347782 1940 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 YNL194C YNL194C hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00930111499913145 0.590139592452603 1941 Integral membrane protein required for sporulation and plasma membrane sphingolipid content; has sequence similarity to SUR7 and FMP45; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; GFP-fusion protein is more abundant at MCCs (membrane compartment occupied by Can1) in the presence of glycerol and oleate ascospore formation molecular_function cell cortex|integral to membrane|endoplasmic reticulum|plasma membrane|cytoplasm YML093W UTP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00927465946958034 0.591474111823733 1942 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YGR273C_p YGR273C hom 0.0092456091007488 0.592359994010902 1943 Putative protein of unknown function; expression downregulated by treatment with 8-methoxypsoralen plus UVA irradiation; YGR273C is not an essential gene biological_process molecular_function cellular_component YGL222C EDC1 hom FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0092045220610105 0.594006061536135 1944 RNA-binding protein that activates mRNA decapping directly; binds to the mRNA substrate and enhances the activity of the decapping proteins Dcp1p and Dcp2p; has a role in translation during heat stress; protein becomes more abundant and forms cytoplasmic foci in response to DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|positive regulation of translation in response to stress mRNA binding nucleus|cytoplasm YCL016C DCC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|CHROMOSOME 0.00919902896056735 0.594226289676342 1945 Subunit of a complex with Ctf8p and Ctf18p that shares some components with Replication Factor C, required for sister chromatid cohesion and telomere length maintenance maintenance of DNA trinucleotide repeats|response to DNA damage stimulus|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YOR316C COT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00917899572416636 0.595029773682008 1946 Vacuolar transporter that mediates zinc transport into the vacuole; overexpression confers resistance to cobalt and rhodium; protein abundance increases in response to DNA replication stress; COT1 has a paralog, ZRC1, that arose from the whole genome duplication cellular zinc ion homeostasis|cobalt ion transport|zinc ion transport cobalt ion transmembrane transporter activity|zinc ion transmembrane transporter activity|inorganic cation transmembrane transporter activity mitochondrion|integral to membrane|fungal-type vacuole YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00917206976003928 0.595307672418481 1947 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 YHR118C ORC6 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0091349106140414 0.596799663067622 1948 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; phosphorylated by Cdc28p DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette DNA replication origin binding pre-replicative complex|DNA replication preinitiation complex|nuclear origin of replication recognition complex YAL020C ATS1 hom FT RNA PROCESSING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.00913461690547128 0.596811462642372 1949 Protein required, with Elongator complex, Kti11p, and Kti12p, for modification of wobble nucleosides in tRNA; has a potential role in regulatory interactions between microtubules and the cell cycle microtubule-based process|budding cell bud growth|microtubule cytoskeleton organization|tRNA wobble uridine modification molecular_function cytoplasm YKL091C YKL091C hom FT NUCLEUS 0.0091214241422749 0.597341583805527 1950 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 YGL144C ROG1 hom FT LIPID METABOLISM 0.00912031978372558 0.59738596964541 1951 Protein with putative serine active lipase domain; ROG1 has a paralog, YDL109C, that arose from the whole genome duplication cellular lipid metabolic process lipase activity cellular_component YDR338C_p YDR338C hom 0.00910857558038365 0.597858079621757 1952 Putative protein of unknown function, member of the multi-drug and toxin extrusion (MATE) family of the multidrug/oligosaccharidyl-lipid/polysaccharide (MOP) exporter superfamily transmembrane transport antiporter activity integral to membrane YPL202C AFT2 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00908312588287516 0.598936219177968 1953 Iron-regulated transcriptional activator; activates genes involved in intracellular iron use and required for iron homeostasis and resistance to oxidative stress; AFT2 has a paralog, AFT1, that arose from the whole genome duplication cellular response to oxidative stress|cellular iron ion homeostasis|positive regulation of transcription from RNA polymerase II promoter in response to iron ion starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription mitochondrion|nucleus YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00908287494533677 0.598891820354928 1954 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; weak similarity with uridine kinases and with phosphoribokinases biological_process molecular_function nucleus|cytoplasm YKR095W MLP1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.00907027721305504 0.599398826803077 1955 Myosin-like protein associated with the nuclear envelope, connects the nuclear pore complex with the nuclear interior; involved with Tel1p in telomere length control; involved with Pml1p and Pml39p in nuclear retention of unspliced mRNAs protein localization to nuclear pore|poly(A)+ mRNA export from nucleus|protein import into nucleus|transcriptional activation by promoter-terminator looping|nuclear retention of unspliced pre-mRNA at the site of transcription|telomere tethering at nuclear periphery ribonucleoprotein complex binding nucleoplasm|nuclear envelope|integral to membrane|ribonucleoprotein complex|spindle pole body YKL169C_d YKL169C hom 0.00905124087503347 0.600709368532751 1956 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 YJR126C VPS70 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00904551872398037 0.600395819072688 1957 Protein of unknown function involved in vacuolar protein sorting protein targeting to vacuole molecular_function cellular_component YLR381W CTF3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00904409107195298 0.600453331617174 1958 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 YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00904398213895823 0.600620728356812 1959 Putative protein of unknown function, required for mitochondrial genome maintenance; null mutation results in a decrease in plasma membrane electron transport mitochondrial genome maintenance molecular_function mitochondrion YHR196W UTP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.00903546972805302 0.600800692833208 1960 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 YOR108W LEU9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0090151915230072 0.601618076341289 1961 Alpha-isopropylmalate synthase II (2-isopropylmalate synthase); catalyzes the first step in the leucine biosynthesis pathway; the minor isozyme, responsible for the residual alpha-IPMS activity detected in a leu4 null mutant; LEU9 has a paralog, LEU4, that arose from the whole genome duplication leucine biosynthetic process 2-isopropylmalate synthase activity mitochondrion YLR124W_d YLR124W hom 0.00900693391828099 0.601951071404187 1962 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER112W LSM4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00900620771397023 0.602034520936194 1963 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; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|cytoplasmic mRNA processing body assembly U6 snRNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YGR248W SOL4 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00900550079559741 0.602063029421072 1964 6-phosphogluconolactonase; protein abundance increases in response to DNA replication stress; SOL4 has a paralog, SOL3, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch 6-phosphogluconolactonase activity cytosol|nucleus|cytoplasm YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.00899660460513975 0.60236772679367 1965 Glycosylated integral membrane protein localized to the plasma membrane; plays a role in fructose-1,6-bisphosphatase (FBPase) degradation; involved in FBPase transport from the cytosol to Vid (vacuole import and degradation) vesicles vacuolar protein catabolic process molecular_function integral to plasma membrane YKL009W MRT4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00897276598344277 0.603383819013537 1966 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 YNL141W AAH1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00895718731544557 0.603958901184059 1967 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 YER078C ICP55 hom FT PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.00892982575800224 0.605226030277174 1968 Mitochondrial aminopeptidase; cleaves the N termini of at least 38 imported proteins after cleavage by the mitochondrial processing peptidase (MPP), thereby increasing their stability; member of the aminopeptidase P family protein stabilization|protein processing aminopeptidase activity extrinsic to mitochondrial inner membrane|mitochondrion|nucleus YIR017C MET28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00892280197940593 0.605348487696631 1969 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 YLR009W RLP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00890661842136312 0.606325481545314 1970 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 YLR032W RAD5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00889781888979244 0.606359006037976 1971 DNA helicase; proposed to promote replication fork regression during postreplication repair by template switching; RING finger containing ubiquitin ligase; stimulates the synthesis of free and PCNA-bound polyubiquitin chains by Ubc13p-Mms2p; required for error-prone translesion synthesis; forms nuclear foci upon DNA replication stress double-strand break repair|postreplication repair|protein polyubiquitination|free ubiquitin chain polymerization four-way junction helicase activity|four-way junction DNA binding|DNA-dependent ATPase activity|Y-form DNA binding nuclear chromatin YDR357C_p CNL1 hom 0.00889352966187773 0.606586237206883 1972 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 YMR150C IMP1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00889073006756334 0.606645872647892 1973 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 mitochondrion|mitochondrial inner membrane peptidase complex YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.00889058852834431 0.606651600997505 1974 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 YGR121W-A_p YGR121W-A hom 0.00888968753560916 0.606688066378638 1975 Putative protein of unknown function biological_process molecular_function cellular_component YMR278W PGM3 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.00888954317689643 0.606693909020061 1976 Phosphoglucomutase, catalyzes interconversion of glucose-1-phosphate and glucose-6-phospate; transcription induced in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; non-essential biological_process phosphoglucomutase activity nucleus|cytoplasm YPL218W SAR1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00886592445016482 0.607650169832679 1977 GTPase, GTP-binding protein of the ARF family, component of COPII coat of vesicles; required for transport vesicle formation during ER to Golgi protein transport regulation of COPII vesicle coating GTPase activity COPII vesicle coat YPR199C ARR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00886410585148965 0.607723828022429 1978 Transcriptional activator of the basic leucine zipper (bZIP) family, required for transcription of genes involved in resistance to arsenic compounds positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00884762620069661 0.608658881856595 1979 DNA helicase; exists in a nuclear form that acts as a catalytic inhibitor of telomerase; and as a mitochondrial form involved in repair and recombination of mitochondrial DNA; mutations affect zinc and iron homeostasis; regulated by Rad53p-dependent phosphorylation in rho0 cells chromosome organization|negative regulation of telomere maintenance via telomerase|telomere maintenance|mitochondrial genome maintenance|DNA recombination DNA helicase activity|telomerase inhibitor activity mitochondrion|nucleus|mitochondrial membrane 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 0.00884287879020911 0.608583875932931 1980 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 YGL014W PUF4 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|TRANSLATION|GENE SILENCING 0.00884196643565775 0.608620853559179 1981 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 YLL053C_p YLL053C hom 0.00884078262658768 0.608668834696744 1982 Putative protein; in the Sigma 1278B strain background YLL053C is contiguous with AQY2 which encodes an aquaporin biological_process molecular_function integral to membrane YLL018C DPS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|NUCLEUS 0.00883280241475833 0.609152538183866 1983 Aspartyl-tRNA synthetase, primarily cytoplasmic; homodimeric enzyme that catalyzes the specific aspartylation of tRNA(Asp); class II aminoacyl tRNA synthetase; binding to its own mRNA may confer autoregulation cytoplasmic translation|aspartyl-tRNA aminoacylation RNA binding|aspartate-tRNA ligase activity nucleus|cytoplasm YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00882553329116497 0.609287058179819 1984 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 YDL165W CDC36 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.00880200452168262 0.610241485470043 1985 Component of the CCR4-NOT complex, which has multiple roles in regulating mRNA levels including regulation of transcription and destabilizing mRNAs by deadenylation; basal transcription factor response to pheromone involved in conjugation with cellular fusion|regulation of cell cycle|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 catabolic process, deadenylation-dependent decay|negative 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|nucleus|cytoplasm YER015W FAA2 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.00879549659147737 0.610505591970141 1986 Medium chain fatty acyl-CoA synthetase, activates imported fatty acids; accepts a wide range of fatty acid chain lengths with a preference for medium chains, C9:0-C13:0; localized to the peroxisome long-chain fatty acid metabolic process long-chain fatty acid-CoA ligase activity|very long-chain fatty acid-CoA ligase activity|medium-chain fatty acid-CoA ligase activity mitochondrion|peroxisome YOL104C NDJ1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00879287158781446 0.610612134891102 1987 Meiosis-specific telomere protein, required for bouquet formation, effective homolog pairing, ordered cross-over distribution, sister chromatid cohesion at meiotic telomeres, chromosomal segregation and telomere-led rapid prophase movement meiotic telomere clustering|synapsis|attachment of telomeric heterochromatin to nuclear envelope|regulation of reciprocal meiotic recombination|reciprocal meiotic recombination telomeric DNA binding nuclear chromosome, telomeric region YFL028C CAF16 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.00877306743971033 0.611416205752594 1988 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 YGR280C PXR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00876332603530751 0.61181188974693 1989 Essential protein involved in rRNA and snoRNA maturation; competes with TLC1 RNA for binding to Est2p, suggesting a role in negative regulation of telomerase; human homolog inhibits telomerase; contains a G-patch RNA interacting domain box C/D snoRNA 3'-end processing|negative regulation of telomere maintenance via telomerase telomerase inhibitor activity nucleoplasm|nucleolus YMR060C SAM37 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00875566310786212 0.612123228123319 1990 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 YIL046W-A_p YIL046W-A hom 0.00872139324252766 0.613516440575468 1991 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR010C_d YDR010C hom 0.00871244418273968 0.61446241820351 1992 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL170W DAP1 hom FT LIPID METABOLISM 0.00871170001022706 0.613910764311104 1993 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 YBL056W PTC3 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00868545575156542 0.614978949056735 1994 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p (see also Ptc2p) to limit maximal kinase activity induced by osmotic stress; dephosphorylates T169 phosphorylated Cdc28p (see also Ptc2p); role in DNA damage checkpoint inactivation; PTC3 has a paralog, PTC2, that arose from the whole genome duplication inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YOL091W SPO21 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.0086843096638436 0.615183822538246 1995 Component of the meiotic outer plaque of the spindle pole body, involved in modifying the meiotic outer plaque that is required prior to prospore membrane formation ascospore wall assembly|meiosis structural molecule activity spindle pole body YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.00868288261658311 0.615083723890923 1996 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 YLL049W LDB18 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.00868031160203764 0.615188420221475 1997 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 YAL018C_p YAL018C hom 0.00867546997573602 0.615438286963646 1998 Putative protein of unknown function biological_process molecular_function integral to membrane YDR236C FMN1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00866258733902686 0.61627899412809 1999 Riboflavin kinase, produces riboflavin monophosphate (FMN); FMN is a necessary cofactor for many enzymes; predominantly localizes to the microsomal fraction and also found in the mitochondrial inner membrane FMN biosynthetic process riboflavin kinase activity|FMN adenylyltransferase activity intracellular membrane-bounded organelle|mitochondrial inner membrane YJL186W MNN5 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.00866125931830663 0.615964507415047 2000 Alpha-1,2-mannosyltransferase, responsible for addition of the second alpha-1,2-linked mannose of the branches on the mannan backbone of oligosaccharides, localizes to an early Golgi compartment protein glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YDR002W YRB1 het FT PROTEIN LOCALIZATION|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.00864035405840758 0.617394894564491 2001 Ran GTPase binding protein; involved in nuclear protein import and RNA export, ubiquitin-mediated protein degradation during the cell cycle; shuttles between the nucleus and cytoplasm; is essential; homolog of human RanBP1 RNA export from nucleus|protein import into nucleus|G1/S transition of mitotic cell cycle|ubiquitin-dependent protein catabolic process Ran GTPase binding nucleus|cytoplasm YER066W_p RRT13 hom 0.00862937855891147 0.617264117607457 2002 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 YHR156C LIN1 hom FT NUCLEUS|CHROMOSOME 0.00862767893685413 0.617333435919493 2003 Non-essential component of U5 snRNP; nuclear protein; physically interacts with Irr1p of cohesin complex; may link together proteins involved in chromosome segregation, mRNA splicing and DNA replication biological_process protein binding chromatin|nucleus|U4/U6 x U5 tri-snRNP complex|U5 snRNP YLR185W RPL37A hom FT TRANSLATION|RIBOSOME 0.0086097377673838 0.618065366086463 2004 Ribosomal 60S subunit protein L37A; homologous to mammalian ribosomal protein L37, no bacterial homolog; RPL37A has a paralog, RPL37B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGR253C PUP2 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00860796568411794 0.618399669129202 2005 Alpha 5 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit zeta proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YDL144C YDL144C hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00860627253370477 0.618206777888403 2006 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 YBR195C MSI1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00858467917078941 0.619088294085731 2007 Subunit of chromatin assembly factor I (CAF-1); chromatin assembly by CAF-1 is important for multiple processes including silencing at telomeres, mating type loci, and rDNA; maintenance of kinetochore structure; deactivation of the DNA damage checkpoint after DNA repair; and chromatin dynamics during transcription; Msi1p localizes to both nucleus and cytoplasm and has an independent role as a negative regulator of the RAS/cAMP pathway via sequestration of Npr1p kinase DNA replication-dependent nucleosome assembly histone binding nucleus|CAF-1 complex|cytoplasm YER134C YER134C hom FT NUCLEUS 0.00857992056375543 0.619282630699394 2008 Magnesium-dependent acid phosphatase, member of the haloacid dehalogenase superfamily; non-essential gene biological_process acid phosphatase activity nucleus|cytoplasm YOR337W TEA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00857176912140176 0.619772255046277 2009 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 YBR084C-A RPL19A hom FT TRANSLATION|RIBOSOME 0.00856721115060692 0.620847475633826 2010 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 YLR087C CSF1 hom FF|FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00854637712946198 0.620809579771268 2011 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 YDR267C CIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|COFACTOR METABOLISM|NUCLEUS 0.0085401600309446 0.6211157743579 2012 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia2p and Met18p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; contains WD40 repeats; ortholog of human Ciao1 protein iron-sulfur cluster assembly|ribosomal large subunit export from nucleus|tRNA wobble uridine modification molecular_function cytosol|nucleus|cytoplasm YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.00852890511299662 0.621367718134466 2013 5-aminolevulinate synthase, catalyzes the first step in the heme biosynthetic pathway; an N-terminal signal sequence is required for localization to the mitochondrial matrix; expression is regulated by Hap2p-Hap3p heme biosynthetic process 5-aminolevulinate synthase activity mitochondrion|mitochondrial matrix YIR014W_p YIR014W hom 0.00851467499063938 0.621949870676031 2014 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 YER184C_p YER184C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0085077287475681 0.622286043863621 2015 Putative zinc cluster protein; deletion confers sensitivity to Calcufluor white, and prevents growth on glycerol or lactate as sole carbon source biological_process sequence-specific DNA binding cellular_component YMR219W ESC1 hom FT GENE SILENCING|NUCLEUS 0.00849353941592367 0.622814960830107 2016 Protein localized to the nuclear periphery, involved in telomeric silencing; interacts with PAD4-domain of Sir4p chromatin silencing at telomere molecular_function nuclear periphery YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0084823629553677 0.623531725442708 2017 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance nucleosome disassembly|transcription elongation from RNA polymerase II promoter|G1/S transition of mitotic cell cycle|chromatin remodeling molecular_function RSC complex YJR076C CDC11 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00847778735727081 0.623667212057764 2018 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity structural molecule activity|GTP binding|1-phosphatidylinositol binding spindle microtubule|septin complex|prospore membrane|ascospore wall|mating projection base|meiotic spindle|cellular bud neck septin ring|septin filament array|cytoplasmic microtubule|mating projection tip YMR018W_p YMR018W hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.00846379498105596 0.624033298031847 2019 Putative protein of unknown function with similarity to human PEX5Rp (peroxin protein 5 related protein); transcription increases during colony development similar to genes involved in peroxisome biogenesis; YMR018W is not an essential gene biological_process molecular_function cellular_component YIL009W FAA3 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00845390107826661 0.624438782119292 2020 Long chain fatty acyl-CoA synthetase, activates imported fatty acids; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery long-chain fatty acid metabolic process long-chain fatty acid-CoA ligase activity|very long-chain fatty acid-CoA ligase activity cellular_component YHR135C YCK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.00845236108926761 0.624501906071066 2021 Palmitoylated plasma membrane-bound casein kinase I isoform; shares redundant functions with Yck2p in morphogenesis, proper septin assembly, endocytic trafficking; YCK1 has a paralog, YCK2, that arose from the whole genome duplication cell morphogenesis|endocytosis|protein phosphorylation|cytokinesis|response to glucose stimulus protein serine/threonine kinase activity|protein kinase activity mitochondrion|endoplasmic reticulum|plasma membrane YBR212W NGR1 hom FT MITOCHONDRION ORGANIZATION 0.00844625420093566 0.624752253756667 2022 RNA binding protein that negatively regulates growth rate; interacts with the 3' UTR of the mitochondrial porin (POR1) mRNA and enhances its degradation; overexpression impairs mitochondrial function; interacts with Dhh1p to mediate POR1 mRNA decay; expressed in stationary phase 3'-UTR-mediated mRNA destabilization|mitochondrion organization mRNA binding cytoplasmic mRNA processing body|cytoplasmic stress granule|perinuclear region of cytoplasm|cytoplasm YPL111W CAR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|SITE OF POLARIZED GROWTH 0.00841184817474108 0.626163513459018 2023 Arginase, responsible for arginine degradation, expression responds to both induction by arginine and nitrogen catabolite repression; disruption enhances freeze tolerance regulation of ornithine metabolic process|arginine catabolic process to ornithine manganese ion binding|arginase activity|ornithine carbamoyltransferase inhibitor activity|zinc ion binding cytosol|nucleus|mating projection tip|cytoplasm YCR020C PET18 hom 0.00840051771544875 0.626628564087564 2024 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 YML064C TEM1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON 0.00839887915225976 0.626695830032727 2025 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 YIR018W YAP5 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0083963565526866 0.62679939331647 2026 Basic leucine zipper (bZIP) iron-sensing transcription factor; YAP5 has a paralog, YAP7, that arose from the whole genome duplication negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to iron|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin|nucleus YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00839284512009065 0.626943564581483 2027 Mitochondrial ribosomal protein of the small subunit; PET123 exhibits genetic interactions with PET122, which encodes a COX3 mRNA-specific translational activator mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YIL141W_d YIL141W hom 0.00833617983657467 0.629272075889863 2028 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL060W MFM1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00831922170537711 0.629969644133288 2029 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 YHR150W PEX28 hom FT PEROXISOME ORGANIZATION 0.00830884821428868 0.630447506399534 2030 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 peroxisome organization molecular_function integral to membrane|peroxisomal membrane YCL030C HIS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00830649585075599 0.630493335551064 2031 Multifunctional enzyme containing phosphoribosyl-ATP pyrophosphatase, phosphoribosyl-AMP cyclohydrolase, and histidinol dehydrogenase activities; catalyzes the second, third, ninth and tenth steps in histidine biosynthesis histidine biosynthetic process phosphoribosyl-ATP diphosphatase activity|phosphoribosyl-AMP cyclohydrolase activity|histidinol dehydrogenase activity intracellular YIL020C HIS6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00830435135546604 0.630581603603812 2032 Phosphoribosyl-5-amino-1-phosphoribosyl-4-imidazolecarboxiamide isomerase, catalyzes the fourth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts histidine biosynthetic process 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity intracellular YOR148C SPP2 het FT RNA PROCESSING|NUCLEUS 0.00830065541468814 0.630733741972778 2033 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 YNL124W NAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0082937287246553 0.631018911872487 2034 RNA-binding protein required for the assembly of box H/ACA snoRNPs and thus for pre-rRNA processing, forms a complex with Shq1p and interacts with H/ACA snoRNP components Nhp2p and Cbf5p; similar to Gar1p box H/ACA snoRNP assembly RNA binding nucleoplasm|nucleus YLR309C IMH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00827350656223919 0.631851766771946 2035 Protein involved in vesicular transport, mediates transport between an endosomal compartment and the Golgi, contains a Golgi-localization (GRIP) domain that interacts with activated Arl1p-GTP to localize Imh1p to the Golgi Golgi to plasma membrane protein transport|vesicle-mediated transport molecular_function cytosol|Golgi apparatus YLR231C BNA5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00825563921366002 0.632588026889903 2036 Kynureninase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan kynureninase activity nucleus|cytoplasm YMR078C CTF18 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00825427808637329 0.632644129818534 2037 Subunit of a complex with Ctf8p that shares some subunits with Replication Factor C and is required for sister chromatid cohesion; may have overlapping functions with Rad24p in the DNA damage replication checkpoint maintenance of DNA trinucleotide repeats|double-strand break repair via homologous recombination|DNA replication initiation|mitotic sister chromatid cohesion molecular_function mitochondrion|nuclear replication fork|Ctf18 RFC-like complex YBR228W SLX1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00824696348225018 0.633097775090131 2038 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 YDR264C AKR1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00819217891487128 0.635660225598569 2039 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 YOR072W_d YOR072W hom FF 0.00819195135590407 0.635215371607321 2040 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the dubious gene YOR072W-A; diploid deletion strains are methotrexate, paraquat and wortmannin sensitive Unknown Unknown Unknown YKL133C_p YKL133C hom 0.00815966687967785 0.636548976400032 2041 Putative protein of unknown function; has similarity to Mgr3p, but unlike MGR3, is not required for growth of cells lacking the mitochondrial genome (null mutation does not confer a petite-negative phenotype) biological_process molecular_function cellular_component YLR312C_p YLR312C hom 0.00815920794448213 0.636567942563538 2042 Putative protein of unknown function biological_process molecular_function cellular_component YHL033C RPL8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0081471842299144 0.637064924825401 2043 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 YCL064C CHA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00811903531652851 0.63822905611455 2044 Catabolic L-serine (L-threonine) deaminase, catalyzes the degradation of both L-serine and L-threonine; required to use serine or threonine as the sole nitrogen source, transcriptionally induced by serine and threonine threonine catabolic process|L-serine catabolic process L-threonine ammonia-lyase activity|L-serine ammonia-lyase activity mitochondrial nucleoid|mitochondrion YGR035W-A_p YGR035W-A hom 0.00809313425378777 0.639301013146118 2045 Putative protein of unknown function biological_process molecular_function cellular_component YMR171C EAR1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00807174461651317 0.640186825761595 2046 Specificity factor required for Rsp5p-dependent ubiquitination and sorting of specific cargo proteins at the multivesicular body; mRNA is targeted to the bud via the mRNA transport system involving She2p protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function endosome YDR188W CCT6 het 0.00807001347065893 0.640707507222112 2047 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, essential protein that is required for the assembly of actin and tubulins in vivo; contains an ATP-binding motif protein folding unfolded protein binding chaperonin-containing T-complex YER144C UBP5 hom FT PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.00804402252638544 0.64133564818292 2048 Putative ubiquitin-specific protease, closest paralog of Doa4p but has no functional overlap; concentrates at the bud neck protein deubiquitination ubiquitin-specific protease activity incipient cellular bud site|cellular bud neck YDR169C-A_p YDR169C-A hom 0.00803899450513807 0.641544104937996 2049 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR040W KSS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00803888671970602 0.641548573924006 2050 Mitogen-activated protein kinase (MAPK) involved in signal transduction pathways that control filamentous growth and pheromone response; the KSS1 gene is nonfunctional in S288C strains and functional in W303 strains pheromone-dependent signal transduction involved in conjugation with cellular fusion|signal transduction involved in filamentous growth|negative regulation of sequence-specific DNA binding transcription factor activity|protein phosphorylation|invasive growth in response to glucose limitation MAP kinase activity|protein kinase activity|transcription factor binding nucleus YLR036C_p YLR036C hom 0.00802990776618039 0.64192090373196 2051 Putative protein of unknown function predicted to have transmembrane domains; interacts with HSP90 by yeast two-hybrid analysis; YLR036C is not an essential protein biological_process molecular_function integral to membrane YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.00800795149048657 0.642831742458403 2052 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 YER012W PRE1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00796865211527909 0.644463385992183 2053 Beta 4 subunit of the 20S proteasome; localizes to the nucleus throughout the cell cycle proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YOR078W BUD21 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00795977228292432 0.644832299203757 2054 Component of small ribosomal subunit (SSU) processosome that contains U3 snoRNA; originally isolated as bud-site selection mutant that displays a random budding pattern 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) snoRNA binding small-subunit processome|nucleolus|90S preribosome YLR055C SPT8 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00795878742658849 0.6448732205111 2055 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 YHR137W ARO9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00795348943086511 0.645142656678826 2056 Aromatic aminotransferase II, catalyzes the first step of tryptophan, phenylalanine, and tyrosine catabolism aromatic amino acid family metabolic process aromatic-amino-acid:2-oxoglutarate aminotransferase activity nucleus|cytoplasm YPL186C UIP4 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00794919084097719 0.645272020043377 2057 Protein that interacts with Ulp1p, a Ubl (ubiquitin-like protein)-specific protease for Smt3p protein conjugates; detected in a phosphorylated state in the mitochondrial outer membrane; also detected in ER and nuclear envelope biological_process molecular_function mitochondrial outer membrane|nuclear envelope|endoplasmic reticulum YPR072W NOT5 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00793824334424052 0.645727083113658 2058 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 YEL054C RPL12A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00789184691329123 0.64765714943498 2059 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 YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00786816120585633 0.64864337665091 2060 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 YCL032W STE50 hom FT CELL CYCLE|SIGNALING 0.00785297840944865 0.649519921762844 2061 Protein involved in mating response, invasive/filamentous growth, and osmotolerance, acts as an adaptor that links G protein-associated Cdc42p-Ste20p complex to the effector Ste11p to modulate signal transduction pheromone-dependent signal transduction involved in conjugation with cellular fusion|MAPK cascade involved in osmosensory signaling pathway|osmosensory signaling pathway via Sho1 osmosensor|signal transduction involved in filamentous growth|cellular response to heat SAM domain binding|protein kinase regulator activity cytoplasm YPL156C PRM4 hom 0.00784596876911798 0.649567986237289 2062 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 YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00783808676164025 0.64989650645789 2063 Aminophospholipid translocase (flippase) that localizes primarily to the plasma membrane; contributes to endocytosis, protein transport and cell polarity; type 4 P-type ATPase intracellular protein transport|phospholipid translocation|endocytosis|establishment or maintenance of cell polarity phospholipid-translocating ATPase activity integral to membrane|plasma membrane YOL139C CDC33 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.00783158331285371 0.65016761991121 2064 mRNA cap binding protein and translation initiation factor eIF4E; the eIF4E-cap complex is responsible for mediating cap-dependent mRNA translation via interactions with translation initiation factor eIF4G (Tif4631p or Tif4632p); protein abundance increases in response to DNA replication stress; mutants are defective for adhesion and pseudohyphal growth regulation of cell cycle|translational initiation|nuclear-transcribed mRNA catabolic process, nonsense-mediated decay phosphatidylinositol-3-phosphate binding|translation initiation factor activity ribosome|nucleus|eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule|cytoplasm YLR390W ECM19 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00781646038367513 0.650895466548733 2065 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies fungal-type cell wall organization molecular_function mitochondrion YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00780593721910749 0.651237196049826 2066 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 YLR397C AFG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.00779585999926813 0.651657665382006 2067 ATPase of the CDC48/PAS1/SEC18 (AAA) family, forms a hexameric complex; is essential for pre-60S maturation and release of several preribosome maturation factors; releases Rlp24p from purified pre-60S particles in vitro; may be involved in degradation of aberrant mRNAs ribosomal large subunit biogenesis|response to drug ATPase activity intracellular|preribosome, large subunit precursor YEL046C GLY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00778594273905474 0.652216970830378 2068 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 YOR368W RAD17 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00777462478565989 0.652689295243712 2069 Checkpoint protein, involved in the activation of the DNA damage and meiotic pachytene checkpoints; with Mec3p and Ddc1p, forms a clamp that is loaded onto partial duplex DNA; homolog of human and S. pombe Rad1 and U. maydis Rec1 proteins double-strand break repair|reciprocal meiotic recombination|DNA damage checkpoint double-stranded DNA binding nucleus|checkpoint clamp complex YER038C KRE29 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00776754842563655 0.652839550564684 2070 Subunit of the SMC5-SMC6 complex; this complex is involved in removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; heterozygous mutant shows haploinsufficiency in K1 killer toxin resistance DNA repair molecular_function Smc5-Smc6 complex|nucleus|cytoplasm YPL134C ODC1 hom FT MITOCHONDRION 0.00776320985205814 0.653020744240469 2071 Mitochondrial inner membrane transporter, exports 2-oxoadipate and 2-oxoglutarate from the mitochondrial matrix to the cytosol for lysine and glutamate biosynthesis and lysine catabolism; suppresses, in multicopy, an fmc1 null mutation mitochondrial transport dicarboxylic acid transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00775946154303124 0.653660965686009 2072 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 YOR076C SKI7 hom FT TRANSLATION|NUCLEOTIDE METABOLISM 0.00775099338725678 0.653531055486088 2073 Coupling protein that mediates interactions between the Ski complex and the cytoplasmic exosome during 3'-5' RNA degradation; eRF3-like domain targets nonstop mRNA for degradation; null mutants have superkiller phenotype nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear-transcribed mRNA catabolic process, non-stop decay|nonfunctional rRNA decay protein binding, bridging Ski complex|cytoplasmic exosome (RNase complex)|cytoplasm YCR099C_p YCR099C hom 0.0077370982533681 0.654111685713358 2074 Putative protein of unknown function biological_process molecular_function integral to membrane YKR085C MRPL20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00773509637821188 0.654195354499963 2075 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR102W_d YOR102W het 0.00773155023722421 0.654343576857122 2076 Dubious open reading frame, unlikely to encode a functional protein; extensively overlaps essential OST2 gene encoding a subunit of the ER lumen oligosaccharyltransferase complex Unknown Unknown Unknown YNL279W PRM1 hom FT MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00772550905911623 0.654644276889004 2077 Pheromone-regulated multispanning membrane protein involved in membrane fusion during mating; predicted to have 5 transmembrane segments and a coiled coil domain; localizes to the shmoo tip; regulated by Ste12p plasma membrane fusion involved in cytogamy|response to pheromone molecular_function integral to membrane|mating projection tip YLR282C_d YLR282C hom 0.00772511513674526 0.6547570819496 2078 Dubious open reading frame 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 YEL022W GEA2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.00772108975911258 0.654780885497841 2079 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 YKR018C YKR018C hom FT NUCLEUS|MITOCHONDRION 0.00771658201947979 0.654969371669609 2080 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 YIL016W SNL1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00771521007105602 0.655026742546306 2081 Ribosome-associated protein proposed to act in protein synthesis and nuclear pore complex biogenesis and maintenance as well as protein folding; has similarity to the mammalian BAG-1 protein protein folding|nuclear pore organization ribosome binding nuclear envelope|mitochondrion|cytosolic ribosome|endoplasmic reticulum membrane|membrane YPR008W HAA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00771459867904058 0.655052309830743 2082 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 YPR093C ASR1 hom FT NUCLEUS 0.00768512022815476 0.656285523330872 2083 Ubiquitin ligase that modifies and regulates RNA Pol II; involved in a putative alcohol-responsive signaling pathway; accumulates in the nucleus under alcohol stress; contains a Ring/PHD finger domain similar to the mammalian rA9 protein response to ethanol|protein ubiquitination ubiquitin-protein ligase activity nucleus|cytoplasm YML108W YML108W hom FT NUCLEUS 0.00767679000174657 0.656634183318513 2084 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 YHR122W CIA2 het FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.00765414529532833 0.65758235065059 2085 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia1p and Met18p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; ortholog of human FAM96B establishment of mitotic sister chromatid cohesion molecular_function nucleus|cytoplasm YHR191C CTF8 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00764305850528341 0.658190034181662 2086 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 YNL335W_p DDI3 hom 0.00763956585548032 0.658240833049954 2087 Protein of unknown function; expression is induced over 100-fold by DNA damage; induction decreased in rad6 and rad18 mutants biological_process molecular_function cellular_component YDL056W MBP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00761178624010393 0.65935746542311 2088 Transcription factor involved in regulation of cell cycle progression from G1 to S phase, forms a complex with Swi6p that binds to MluI cell cycle box regulatory element in promoters of DNA synthesis genes positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription MBF transcription complex|nucleus YOR294W RRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00761093644095727 0.659631101692225 2089 Essential protein that binds ribosomal protein L11; required for nuclear export of the 60S pre-ribosomal subunit during ribosome biogenesis; localizes to the nucleolus and in foci along nuclear periphery; cooperates with Ebp2p and Mps3p to mediate telomere clustering by binding Sir4p, but is not involved in telomere tethering; mouse homolog shows altered expression in Huntington's disease model mice endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus molecular_function nucleoplasm|nuclear periphery|nucleolus|preribosome, large subunit precursor YOL061W PRS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.00758373487742567 0.66053405364536 2090 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 YLR452C SST2 hom FT SIGNALING|PLASMA MEMBRANE 0.00757191086302643 0.661030252501525 2091 GTPase-activating protein for Gpa1p, regulates desensitization to alpha factor pheromone; also required to prevent receptor-independent signaling of the mating pathway; member of the RGS (regulator of G-protein signaling) family adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|signal transduction GTPase activator activity plasma membrane YOR116C RPO31 het FF|FT NUCLEUS 0.00756205131019394 0.661444125936392 2092 RNA polymerase III largest subunit C160, part of core enzyme; similar to bacterial beta-prime subunit and to RPA190 and RPO21 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YKR030W GMH1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00754178711090555 0.6622950788437 2093 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 YLR061W RPL22A hom FT TRANSLATION|RIBOSOME 0.00751356179603069 0.663669483996571 2094 Ribosomal 60S subunit protein L22A; required for the oxidative stress response in yeast; homologous to mammalian ribosomal protein L22, no bacterial homolog; RPL22A has a paralog, RPL22B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YNL138W SRV2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00751160274356812 0.663563416811682 2095 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 YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.00750867653290617 0.66373349308035 2096 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 YER084W_p YER084W hom 0.0075000700099121 0.664095296266847 2097 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YMR153W NUP53 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0074830499762328 0.66476408307919 2098 FG-nucleoporin component of central core of nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport; involved in regulation of transcription and mitosis; induces membrane tubulation, which may contribute to nuclear pore assembly; NUP53 has a paralog, ASM4, that arose from the whole genome duplication positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|regulation of protein desumoylation|nuclear pore organization|protein import into nucleus|regulation of mitosis|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00747753827344286 0.66499595364732 2099 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 YOL114C_p YOL114C hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.00747660999601879 0.665035008291337 2100 Putative protein of unknown function with similarity to human ICT1 and prokaryotic factors that may function in translation termination; YOL114C is not an essential gene biological_process molecular_function cellular_component YDR301W CFT1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00747043168224946 0.665294966492771 2101 RNA-binding subunit of the mRNA cleavage and polyadenylation factor; involved in poly(A) site recognition and required for both pre-mRNA cleavage and polyadenylation, 51% sequence similarity with mammalian AAUAA-binding subunit of CPSF mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mitochondrion|mRNA cleavage and polyadenylation specificity factor complex YFR052W RPN12 het FT PROTEOLYSIS 0.00742834929601244 0.667066690032227 2102 Subunit of the 19S regulatory particle of the 26S proteasome lid; synthetically lethal with RPT1, which is an ATPase component of the 19S regulatory particle; physically interacts with Nob1p and Rpn3p; protein abundance increases in response to DNA replication stress ubiquitin-dependent protein catabolic process molecular_function proteasome storage granule|proteasome regulatory particle, lid subcomplex YDL061C RPS29B hom FT TRANSLATION|RIBOSOME 0.00740087401416875 0.668224438200487 2103 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S29 and bacterial S14; RPS29B has a paralog, RPS29A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YPL212C PUS1 hom FT RNA PROCESSING|NUCLEUS 0.00739885296248709 0.668309632089321 2104 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 YNL190W_p YNL190W hom 0.00739484786012149 0.668478472770961 2105 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 YBL045C COR1 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0073937837981796 0.668523332606417 2106 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 YMR157C AIM36 hom FT MITOCHONDRION 0.00738066076020672 0.669076684585949 2107 Protein of unknown function; null mutant displays reduced respiratory growth and elevated frequency of mitochondrial genome loss; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YNL321W VNX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00737558500066893 0.669290759574222 2108 Calcium/H+ antiporter localized to the endoplasmic reticulum membrane; member of the calcium exchanger (CAX) family; potential Cdc28p substrate potassium ion transport|sodium ion transport|hydrogen transport potassium:hydrogen antiporter activity|sodium:hydrogen antiporter activity|calcium:hydrogen antiporter activity fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum membrane|fungal-type vacuole YNL044W YIP3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0073730766314274 0.669628509586088 2109 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 YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00735790303524121 0.670036723012767 2110 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 YBR219C_p YBR219C hom 0.00734638588979229 0.670522781227113 2111 Putative protein of unknown function; YBR219C is not an essential gene biological_process molecular_function integral to membrane YPR069C SPE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00734256962689062 0.670683869433041 2112 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 YDR162C NBP2 hom FF|FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.00734037341191916 0.671192715759742 2113 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 YKL198C PTK1 hom FT PROTEIN PHOSPHORYLATION 0.00732901215459511 0.67125626597897 2114 Putative serine/threonine protein kinase that regulates spermine uptake; involved in polyamine transport; possible mitochondrial protein polyamine transport protein kinase activity cellular_component YCR031C RPS14A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.00732710845752312 0.671336655352896 2115 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 YPR059C_d YPR059C hom 0.00732124206640993 0.671815015790268 2116 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YMC1/YPR058W Unknown Unknown Unknown YNL117W MLS1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.00731251798479716 0.671952906997231 2117 Malate synthase, enzyme of the glyoxylate cycle; involved in utilization of non-fermentable carbon sources; expression is subject to carbon catabolite repression; localizes in peroxisomes during growth on oleic acid, otherwise cytosolic glyoxylate cycle malate synthase activity peroxisomal matrix|cytoplasm YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.00730469408578298 0.672283452542728 2118 Aspartyl protease secreted into the periplasmic space of mating type a cells, helps cells find mating partners, cleaves and inactivates alpha factor allowing cells to recover from alpha-factor-induced cell cycle arrest adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|peptide catabolic process aspartic-type endopeptidase activity cell wall-bounded periplasmic space YNR026C SEC12 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00729122813889511 0.673128337803165 2119 Guanine nucleotide exchange factor (GEF), activates Sar1p by catalyzing the exchange of GDP for GTP; required for the initiation of COPII vesicle formation in ER to Golgi transport; glycosylated integral membrane protein of the ER regulation of COPII vesicle coating Sar guanyl-nucleotide exchange factor activity Golgi apparatus|endoplasmic reticulum YMR193W MRPL24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00728849784442363 0.673013852074704 2120 Mitochondrial ribosomal protein of the large subunit; two mitochondrial ribosomal proteins, YmL14 and YmL24, have been assigned to the same gene mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR318C_d YOR318C hom 0.00727781126398974 0.673465566459157 2121 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 YER079W_p YER079W hom FT NUCLEUS 0.00726779320178332 0.673843300800904 2122 Putative protein of unknown function biological_process molecular_function nucleus|cytoplasm YGR005C TFG2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00725718310503357 0.674292063307495 2123 TFIIF (Transcription Factor II) middle subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP30 transcriptional start site selection at RNA polymerase II promoter|transcription initiation from RNA polymerase II promoter|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter core RNA polymerase II binding transcription factor activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YMR097C MTG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00723680555287541 0.675474118360649 2124 Putative GTPase peripheral to the mitochondrial inner membrane, essential for respiratory competence, likely functions in assembly of the large ribosomal subunit, has homologs in plants and animals mitochondrial translation GTPase activity mitochondrion|mitochondrial inner membrane YAL004W_d YAL004W hom 0.00721857221107887 0.676199677949612 2125 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene SSA1/YAL005C Unknown Unknown Unknown YJR023C_d YJR023C het 0.0072127105719065 0.676174323407029 2126 Putative protein of unknown function; open reading frame overlaps LSM8/YJR022W encoding an essential snRNP protein required for RNA processing and splicing Unknown Unknown Unknown YMR312W ELP6 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00720486001413109 0.67664333095956 2127 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 YOR245C DGA1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00719598646595802 0.67688268070097 2128 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 YCR046C IMG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00718357880918834 0.677635430156558 2129 Mitochondrial ribosomal protein of the large subunit, required for respiration and for maintenance of the mitochondrial genome mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOL050C_d YOL050C hom 0.00716527881745206 0.678184061268836 2130 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 YER003C PMI40 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEUS 0.00716249583457809 0.678302050721144 2131 Mannose-6-phosphate isomerase, catalyzes the interconversion of fructose-6-P and mannose-6-P; required for early steps in protein mannosylation protein glycosylation|cell wall mannoprotein biosynthetic process|GDP-mannose biosynthetic process mannose-6-phosphate isomerase activity nucleus|cytoplasm YNL065W AQR1 hom FT PLASMA MEMBRANE 0.00716202183044942 0.678322147745488 2132 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; confers resistance to short-chain monocarboxylic acids and quinidine; involved in the excretion of excess amino acids; AQR1 has a paralog, QDR1, that arose from the whole genome duplication; relocalizes from plasma membrane to cytoplasm upon DNA replication stress monocarboxylic acid transport|drug transmembrane transport|amino acid export monocarboxylic acid transmembrane transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00712416593448947 0.679927915222461 2133 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 YIR034C LYS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00711996761703457 0.680106088601149 2134 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 YDR045C RPC11 het FT NUCLEUS 0.00710036346497455 0.680938310002623 2135 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 YGL111W NSA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00709510400281631 0.681161647035246 2136 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00708840150745896 0.681446301305786 2137 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 YDR371W_p CTS2 hom FT CARBOHYDRATE METABOLISM 0.00707374473601098 0.682741963701377 2138 Putative chitinase, functionally complements A. gossypii cts2 mutant sporulation defect sporulation resulting in formation of a cellular spore molecular_function cytoplasm YNL255C GIS2 hom FT TRANSLATION|RIBOSOME 0.00706940594084964 0.682253287223977 2139 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 YLL016W SDC25 hom FT SIGNALING 0.00706813613218412 0.682307245287856 2140 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 YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.00706786260595292 0.68272219739438 2141 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 YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00706454482309432 0.682459859810989 2142 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 YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.00705850723720233 0.683119343571727 2143 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 YFR012W-A_p YFR012W-A hom 0.00704563536229115 0.683308306772873 2144 Putative protein of unknown function; identified by homology biological_process molecular_function cellular_component YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.00704293951142559 0.683378262358958 2145 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 YKL217W JEN1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0070226979788043 0.684417342476912 2146 Monocarboxylate/proton symporter of the plasma membrane; transport activity is dependent on the pH gradient across the membrane; mediates high-affinity uptake of carbon sources lactate, pyuvate, and acetate, and also of the micronutrient selenite, whose structure mimics that of monocarboxylates; expression and localization are tightly regulated, with transcription repression, mRNA degradation, and protein endocytosis and degradation all occurring in the presence of glucose plasma membrane lactate transport|plasma membrane selenite transport|plasma membrane pyruvate transport selenite:hydrogen symporter activity|secondary active monocarboxylate transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YGR167W CLC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.00700498502941569 0.685126147237907 2147 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 YNL170W_d YNL170W hom 0.00700100499103329 0.685162158929939 2148 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR358C_p YLR358C hom 0.00700039765692025 0.685365759218673 2149 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps ORF RSC2/YLR357W biological_process molecular_function cellular_component YML082W_p YML082W hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00699165295125973 0.685560235014449 2150 Putative protein predicted to have carbon-sulfur lyase activity; transcriptionally regulated by Upc2p via an upstream sterol response element; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and the cytoplasm; YML082W is not an essential gene sulfur compound metabolic process carbon-sulfur lyase activity nucleus|cytoplasm YBR088C POL30 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00697532138458523 0.686255608713288 2151 Proliferating cell nuclear antigen (PCNA), functions as the sliding clamp for DNA polymerase delta; may function as a docking site for other proteins required for mitotic and meiotic chromosomal DNA replication and for DNA repair lagging strand elongation|postreplication repair|base-excision repair|nucleotide-excision repair|mismatch repair|meiotic mismatch repair|leading strand elongation|chromatin silencing at telomere|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette DNA polymerase processivity factor activity PCNA complex|nucleus|replication fork YDR114C_p YDR114C hom 0.00697174099000974 0.686408092076792 2152 Putative protein of unknown function; deletion mutant exhibits poor growth at elevated pH and calcium biological_process molecular_function cellular_component YJL082W IML2 hom FT NUCLEUS|MITOCHONDRION 0.00696940773790185 0.686551730174513 2153 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 YLR227C ADY4 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.00694606624814145 0.687546049847435 2154 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 YKL038W RGT1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.00693088207729068 0.688149111090374 2155 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 YDR024W_d FYV1 hom 0.00692272999906601 0.688672771431022 2156 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; mutation decreases survival upon exposure to K1 killer toxin Unknown Unknown Unknown YDR393W SHE9 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0069168374501626 0.688747942066521 2157 Mitochondrial inner membrane protein required for normal mitochondrial morphology, may be involved in fission of the inner membrane; forms a homo-oligomeric complex mitochondrion organization|inner mitochondrial membrane organization molecular_function mitochondrial inner membrane YDR308C SRB7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00690760857638805 0.68931732142974 2158 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; target of the global repressor Tup1p negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity|RNA polymerase II repressing transcription factor binding|RNA polymerase II transcription corepressor activity core mediator complex YOL090W MSH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00689228770475981 0.689926729676138 2159 Protein that forms heterodimers with Msh3p and Msh6p that bind to DNA mismatches to initiate the mismatch repair process; contains a Walker ATP-binding motif required for repair activity and involved in interstrand cross-link repair; Msh2p-Msh6p binds to and hydrolyzes ATP mismatch repair|mitotic recombination|meiotic gene conversion|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination|chromatin silencing at silent mating-type cassette loop DNA binding|single base insertion or deletion binding|ATP binding|Y-form DNA binding|double-strand/single-strand DNA junction binding|DNA insertion or deletion binding|guanine/thymine mispair binding|four-way junction DNA binding|ATPase activity MutSbeta complex|nuclear chromosome|MutSalpha complex|nucleus YGR291C_d YGR291C hom 0.00686119074734734 0.691122505032582 2160 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL272C SEC2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED T