Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 1 0 1 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 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 0.301896002967346 1.19480579594111e-71 2 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 YDL205C HEM3 het FT COFACTOR METABOLISM|NUCLEUS 0.269962050567135 3.92253049790187e-57 3 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 YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.235361238072198 1.98266314364744e-43 4 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 YDR047W HEM12 het FF|FT COFACTOR METABOLISM|NUCLEUS 0.220628814640056 2.81167177349875e-38 5 Uroporphyrinogen decarboxylase, catalyzes the fifth step in the heme biosynthetic pathway; localizes to both the cytoplasm and nucleus; a hem12 mutant has phenotypes similar to patients with porphyria cutanea tarda heme biosynthetic process uroporphyrinogen decarboxylase activity nucleus|cytoplasm YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.212451709265041 1.48356304779134e-35 6 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 YJL039C NUP192 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.205584856495631 2.9886199698984e-33 7 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 YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.204978848979874 4.0642873827781e-33 8 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 YKL195W MIA40 het FF|FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.204076968779736 7.77810435461811e-33 9 Oxidoreductase that mediates mitochondrial intermembrane space import; substrates include small proteins containing twin cysteine motifs; acts in concert with Erv1p, which oxidizes the cysteine residues of Mia40p to comprise a disulfide relay system that catalyzes import; also mediates folding of Atp23p protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial outer membrane translocase complex|mitochondrial intermembrane space YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.191504540548708 4.37939449912773e-29 10 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 YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.189360301907339 1.83398507108236e-28 11 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 YDL196W_d YDL196W het FF 0.181696077713231 2.80663336482867e-26 12 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame is located in promoter region of essential gene SEC31 Unknown Unknown Unknown YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.180120648533725 7.34959832050969e-26 13 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome positioning|ATP-dependent chromatin remodeling|nucleosome mobilization|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YML127W RSC9 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.175090325700897 1.64013485282904e-24 14 Component of the RSC chromatin remodeling complex; DNA-binding protein involved in the synthesis of rRNA and in transcriptional repression and activation of genes regulated by the Target of Rapamycin (TOR) pathway G2/M transition of mitotic cell cycle|ATP-dependent chromatin remodeling|nucleosome disassembly|rRNA transcription|regulation of transcription from RNA polymerase II promoter|chromatin remodeling|transcription elongation from RNA polymerase II promoter|response to stress chromatin binding|DNA translocase activity RSC complex YBR192W RIM2 het FF|FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.17189205968648 1.13777725691538e-23 15 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 YGR029W ERV1 het FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.169489698941903 4.75642955465916e-23 16 Flavin-linked sulfhydryl oxidase of the mitochondrial intermembrane space (IMS), oxidizes Mia40p as part of a disulfide relay system that promotes IMS retention of imported proteins; ortholog of human hepatopoietin (ALR) cellular response to oxidative stress|cellular iron ion homeostasis|protein import into mitochondrial intermembrane space thiol oxidase activity|flavin-linked sulfhydryl oxidase activity mitochondrion|mitochondrial intermembrane space YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.156938204048387 5.96743284940724e-20 17 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 YML012C-A_d YML012C-A hom FF 0.156553137416347 7.36143820371006e-20 18 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 YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.146563894465187 1.49953507180333e-17 19 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 YML130C ERO1 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.146317927483682 1.6083903240603e-17 20 Thiol oxidase required for oxidative protein folding in the ER; essential for maintaining proper redox balance in ER; feedback regulation of Ero1p occurs via reduction and oxidation of Ero1p regulatory bonds; reduced Pdi1p activates Ero1p by direct reduction of Ero1p regulatory bonds; depletion of thiol substrates and accumulation of oxidized Pdi1p results in inactivation of Ero1p by both Pdi1p-mediated oxidation and autonomous oxidation of Ero1p regulatory bonds protein folding|protein thiol-disulfide exchange thiol oxidase activity endoplasmic reticulum YPL170W DAP1 hom FT LIPID METABOLISM 0.145569787768499 2.34997983537637e-17 21 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 YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.143212307694605 8.51113187006508e-17 22 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 YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.141946855404818 1.4334240970718e-16 23 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 YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.141446936356452 1.85188053855842e-16 24 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 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 0.138559479036132 7.8315136055257e-16 25 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 YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.13720321419811 1.4684953285023e-15 26 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; interacts with ESCRT-1 subunits Stp22p and Vps28p; essential for anaerobic growth; member of the arrestin-related trafficking adaptor family meiosis|protein processing|invasive growth in response to glucose limitation|ubiquitin-dependent endocytosis molecular_function internal side of plasma membrane YDR224C HTB1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.136870604895716 1.67105206784343e-15 27 Histone H2B, core histone protein required for chromatin assembly and chromosome function; nearly identical to HTB2; Rad6p-Bre1p-Lge1p mediated ubiquitination regulates transcriptional activation, meiotic DSB formation and H3 methylation chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter|postreplication repair DNA binding replication fork protection complex|nuclear nucleosome YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.133391928677902 8.53683076327639e-15 28 pH sensor molecule, component of the RIM101 pathway; has a role in cell wall construction and alkaline pH response; is glycosylated and phosphorylated; interacts with Dfg16p and Rim9p to form a pH-sensing complex; localization to the plasma membrane is dependent on Dfg16p and Rim9p; has similarity to A. nidulans PalH fungal-type cell wall biogenesis|ascospore formation|invasive growth in response to glucose limitation molecular_function integral to membrane YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.132616426969421 1.22095318426422e-14 29 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; PalA/AIP1/Alix family member; interaction with the ESCRT-III subunit Snf7p suggests a relationship between pH response and multivesicular body formation proteolysis|response to pH|protein processing|invasive growth in response to glucose limitation|sporulation resulting in formation of a cellular spore molecular_function nucleus|cytoplasm YGL040C HEM2 het FT COFACTOR METABOLISM|NUCLEUS 0.132497941156945 1.28932424500599e-14 30 Aminolevulinate dehydratase, a homo-octameric enzyme, catalyzes the conversion of 5-aminolevulinate to porphobilinogen, the second step in heme biosynthesis; enzymatic activity is zinc-dependent; localizes to the cytoplasm and nucleus heme biosynthetic process porphobilinogen synthase activity nucleus|cytoplasm YEL035C_p UTR5 het 0.130447547502777 3.52214313794786e-14 31 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 YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.127799853474529 1.07531843670897e-13 32 Protein that may be involved in pH regulation; probable ortholog of A. nidulans PalC, which is involved in pH regulation and binds to the ESCRT-III complex; null mutant does not properly process Rim101p and has decreased resistance to rapamycin; GFP-fusion protein is cytoplasmic; relative distribution to cytoplasm increases upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function cytoplasm YER125W RSP5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGAN 0.12290645523954 9.02961334879766e-13 33 E3 ubiquitin ligase of the NEDD4 family; involved in regulating many cellular processes including MVB sorting, heat shock response, transcription, endocytosis, and ribosome stability; human homolog is involved in Liddle syndrome; mutant tolerates aneuploidy; ubiquitylates Sec23p cellular response to UV|late endosome to vacuole transport via multivesicular body sorting pathway|chromatin assembly or disassembly|response to drug|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|ubiquitin-dependent endocytosis|protein monoubiquitination|positive regulation of fatty acid biosynthetic process|positive regulation of receptor-mediated endocytosis|regulation of phosphate metabolic process|regulation of ubiquinone biosynthetic process|regulation of dolichol biosynthetic process|regulation of multivesicular body size|positive regulation of transcription from RNA polymerase II promoter|regulation of nitrogen utilization|proteasomal ubiquitin-dependent protein catabolic process|positive regulation of endocytosis|regulation of actin cytoskeleton organization|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|regulation of protein localization|mitochondrion organization|regulation of mRNA export from nucleus|regulation of ergosterol biosynthetic process|ribophagy|Unknown|protein polyubiquitination ubiquitin binding|ubiquitin-protein ligase activity|phosphatidylinositol binding mitochondrion|ubiquitin ligase complex|Golgi apparatus|cytoplasm|cellular bud tip|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus YBR071W YBR071W hom FT SITE OF POLARIZED GROWTH 0.118163433190189 6.61105021803252e-12 34 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 YDR303C RSC3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.115681960276145 2.19352749864728e-11 35 Component of the RSC chromatin remodeling complex; essential gene required for maintenance of proper ploidy and regulation of ribosomal protein genes and the cell wall/stress response; highly similar to Rsc30p nucleosome positioning|ATP-dependent chromatin remodeling|regulation of cell cycle|nucleosome disassembly|regulation of DNA replication involved in S phase|regulation of transcription, DNA-dependent|G1/S transition of mitotic cell cycle|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter sequence-specific DNA binding|DNA translocase activity|DNA binding RSC complex|nucleus YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.115160915113653 2.22904136197445e-11 36 Cys2His2 zinc-finger transcriptional repressor; involved in alkaline responsive gene repression as part of adaptation to a alkaline conditions; involved in cell wall assembly; required for alkaline pH-stimulated haploid invasive growth and sporulation; activated by alkaline-dependent proteolytic processing which results in removal of the C-terminal tail; similar to A. nidulans PacC meiosis|negative regulation of transcription from RNA polymerase II promoter|fungal-type cell wall biogenesis|cellular response to anoxia|response to pH|ascospore formation|barrier septum assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding nucleus YMR203W TOM40 het FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.114723333714145 2.74550071996259e-11 37 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 YKL197C PEX1 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.105380241799834 9.38381820261253e-10 38 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 YDL118W_d YDL118W hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.105122435383266 1.03124060425475e-09 39 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 YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.105119879030284 1.03220478468466e-09 40 Pyridoxine (pyridoxamine) phosphate oxidase, has homologs in E. coli and Myxococcus xanthus; transcription is under the general control of nitrogen metabolism fatty acid metabolic process pyridoxamine-phosphate oxidase activity cellular_component YER021W RPN3 het FT PROTEOLYSIS 0.10441254159334 1.33566619029544e-09 41 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 YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.103162836986646 2.09728945503598e-09 42 Transcription factor involved in cell-type-specific transcription and pheromone response; plays a central role in the formation of both repressor and activator complexes regulation of mating type switching|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|DNA replication initiation|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter|Unknown|positive regulation of mating-type specific transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA replication origin binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding, bending|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II repressing transcription factor binding nuclear chromatin YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.102887644641561 2.31473745805909e-09 43 Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; homologous to the mouse and human Tsg101 tumor susceptibility gene; mutants exhibit a Class E Vps phenotype protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding endosome|ESCRT I complex|internal side of plasma membrane YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.102226108539529 2.93115109512212e-09 44 Cytoplasmic glyoxalase II, catalyzes the hydrolysis of S-D-lactoylglutathione into glutathione and D-lactate cellular carbohydrate metabolic process|methylglyoxal catabolic process to D-lactate hydroxyacylglutathione hydrolase activity cytoplasm YDR486C VPS60 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.101088591713792 4.3837859627531e-09 45 Cytoplasmic and vacuolar membrane protein involved in late endosome to vacuole transport; required for normal filament maturation during pseudohyphal growth; may function in targeting cargo proteins for degradation; interacts with Vta1p late endosome to vacuole transport via multivesicular body sorting pathway|filamentous growth molecular_function fungal-type vacuole membrane|cytoplasm YKL019W RAM2 het FT PROTEIN PRENYLATION 0.098260459944117 1.17019120189212e-08 46 Alpha subunit of both the farnesyltransferase and type I geranylgeranyltransferase that catalyze prenylation of proteins containing a CAAX consensus motif; essential protein required for membrane localization of Ras proteins and a-factor protein farnesylation|protein geranylgeranylation|peptide pheromone maturation protein geranylgeranyltransferase activity|protein farnesyltransferase activity|CAAX-protein geranylgeranyltransferase activity CAAX-protein geranylgeranyltransferase complex|protein farnesyltransferase complex YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.098196705424196 1.21403288131694e-08 47 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole structural molecule activity ESCRT II complex YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0963450013762489 2.27339791066695e-08 48 Component of the ESCRT-II complex; contains the GLUE (GRAM Like Ubiquitin binding in EAP45) domain which is involved in interactions with ESCRT-I and ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|protein retention in Golgi apparatus|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole ubiquitin binding ESCRT II complex YPL243W SRP68 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.095032648399866 3.57135270730723e-08 49 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 YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0932292215924825 6.59918912173876e-08 50 Plasma membrane protein of unknown function; involved in the proteolytic activation of Rim101p in response to alkaline pH; interacts with Rim21p and Dfg16p to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; has similarity to A. nidulans PalI; ascospore formation molecular_function integral to membrane YOL144W NOP8 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0931598021790706 6.56971783834532e-08 51 Nucleolar protein required for 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0926802673094776 7.5050898343039e-08 52 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 YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.091902154787643 9.64495310840952e-08 53 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 YGL035C MIG1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0907961247345479 1.37291771329582e-07 54 Transcription factor involved in glucose repression; sequence specific DNA binding protein containing two Cys2His2 zinc finger motifs; regulated by the SNF1 kinase and the GLC7 phosphatase; regulates filamentous growth along with Mig2p in response to glucose depletion negative regulation of transcription from RNA polymerase II promoter by glucose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus|nuclear envelope lumen|cytoplasm YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.0907284106966228 1.4702391971453e-07 55 Calpain-like cysteine protease; involved in proteolytic activation of Rim101p in response to alkaline pH; localizes to punctate structures in alkaline conditions and in vps4 mutant; has similarity to A. nidulans palB protein processing cysteine-type endopeptidase activity cellular_component YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0898142207859167 1.87194801209977e-07 56 Bifunctional acetohydroxyacid reductoisomerase and mtDNA binding protein; involved in branched-chain amino acid biosynthesis and maintenance of wild-type mitochondrial DNA; found in mitochondrial nucleoids mitochondrial genome maintenance|branched-chain amino acid biosynthetic process double-stranded DNA binding|ketol-acid reductoisomerase activity mitochondrial nucleoid|mitochondrion YHR123W EPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0888187888295942 2.55489674707516e-07 57 sn-1,2-diacylglycerol ethanolamine- and cholinephosphotranferase; not essential for viability; EPT1 has a paralog, CPT1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolaminephosphotransferase activity|diacylglycerol cholinephosphotransferase activity integral to membrane|Golgi apparatus YJL195C_d YJL195C het FF 0.0879931467250222 3.29856690818706e-07 58 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL194W/CDC6 Unknown Unknown Unknown YIL075C RPN2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0877977189465117 3.53122172340354e-07 59 Subunit of the 26S proteasome; substrate of the N-acetyltransferase Nat1p; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process endopeptidase activity|protein binding, bridging proteasome regulatory particle, base subcomplex|nucleus|proteasome storage granule YOR174W MED4 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0877392563363222 3.56652864578456e-07 60 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation transcription from RNA polymerase II promoter molecular_function core mediator complex YNL112W DBP2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0874304492734401 3.99955489928298e-07 61 ATP-dependent RNA helicase of the DEAD-box protein family; has a strong preference for dsRNA; involved mRNA decay and rRNA processing; may be involved in suppression of transcription from cryptic initiation sites nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|rRNA processing RNA helicase activity mitochondrion|nucleus|cytoplasm YDL045C FAD1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.086818335076645 4.72609101749936e-07 62 Flavin adenine dinucleotide (FAD) synthetase, performs the second step in synthesis of FAD from riboflavin FAD biosynthetic process FMN adenylyltransferase activity cytoplasm YFR049W YMR31 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0858524326433847 6.3301671724263e-07 63 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 YEL064C AVT2 hom FT ENDOPLASMIC RETICULUM 0.0857138802380221 6.72694477864345e-07 64 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 YGL155W CDC43 het FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PROTEIN PRENYLATION 0.0855658816221936 6.8993373436064e-07 65 Beta subunit of geranylgeranyltransferase type I, catalyzes geranylgeranylation to the cysteine residue in proteins containing a C-terminal CaaX sequence ending in Leu or Phe; has substrates important for morphogenesis cellular calcium ion homeostasis|protein geranylgeranylation|establishment of cell polarity|small GTPase mediated signal transduction protein geranylgeranyltransferase activity|CAAX-protein geranylgeranyltransferase activity CAAX-protein geranylgeranyltransferase complex|intracellular 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 0.0855428138393221 6.94724096572901e-07 66 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 YGL112C TAF6 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0855310717784992 6.97174794183434e-07 67 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 YML091C RPM2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0846853245700974 8.97370175061074e-07 68 Protein subunit of mitochondrial RNase P, has roles in nuclear transcription, cytoplasmic and mitochondrial RNA processing, and mitochondrial translation; distributed to mitochondria, cytoplasmic processing bodies, and the nucleus cytoplasmic translation|tRNA 5'-leader removal|mRNA processing|mitochondrion organization|RNA processing|positive regulation of transcription from RNA polymerase II promoter ribonuclease P activity mitochondrion|nucleus|mitochondrial matrix|cytoplasmic mRNA processing body|mitochondrial ribonuclease P complex YLL062C MHT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0835817631368385 1.24300517611763e-06 69 S-methylmethionine-homocysteine methyltransferase, functions along with Sam4p in the conversion of S-adenosylmethionine (AdoMet) to methionine to control the methionine/AdoMet ratio sulfur amino acid metabolic process homocysteine S-methyltransferase activity cytoplasm YKL058W TOA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0833949216905353 1.31774835183906e-06 70 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 YCL001W RER1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0833797091323016 1.31883705065435e-06 71 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 YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0820697696710516 1.92975800189918e-06 72 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 YMR229C RRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0815934811161576 2.2208001888641e-06 73 RNA binding protein involved in synthesis of both 18S and 5.8S rRNAs; component of both the ribosomal small subunit (SSU) processosome and the 90S preribosome; has binding preference for single stranded tracts of U's; relocalizes from nucleolus to nucleus upon DNA replication stress endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) poly(U) RNA binding small-subunit processome|nucleolus|90S preribosome YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0813108799024463 2.46689199323366e-06 74 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 YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0809525026326719 2.67626762447091e-06 75 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 YCL001W-A_p YCL001W-A hom 0.0809083437827262 2.69161786177831e-06 76 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 YMR264W CUE1 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0805534745293191 2.97702509421343e-06 77 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 YMR077C VPS20 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0804020693052075 3.13910774329917e-06 78 Myristoylated subunit of ESCRTIII, the endosomal sorting complex required for transport of transmembrane proteins into the multivesicular body pathway to the lysosomal/vacuolar lumen; cytoplasmic protein recruited to endosomal membranes intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport protein binding ESCRT III complex|cytoplasm YHR079C IRE1 hom FF|FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0801857175331552 3.30332174957339e-06 79 Serine-threonine kinase and endoribonuclease; transmembrane protein that mediates the unfolded protein response (UPR) by regulating Hac1p synthesis through HAC1 mRNA splicing; Kar2p binds inactive Ire1p and releases from it upon ER stress endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|inositol metabolic process|protein phosphorylation unfolded protein binding|protein serine/threonine kinase activity|endoribonuclease activity|protein kinase activity|protein homodimerization activity nucleus YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.0793300146776744 4.20049356220552e-06 80 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 YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.0788852796403189 4.75467041207864e-06 81 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 YNL131W TOM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0788696639080932 4.77534810332416e-06 82 Component of the TOM (translocase of outer mitochondrial membrane) complex responsible for initial import of mitochondrially directed proteins; acts as a receptor for precursor proteins and mediates interaction between TOM and TIM complexes protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YDR006C SOK1 hom FT SIGNALING|NUCLEUS 0.0771420023718925 7.68000223029568e-06 83 Protein whose overexpression suppresses the growth defect of mutants lacking protein kinase A activity; involved in cAMP-mediated signaling; localized to the nucleus; similar to the mouse testis-specific protein PBS13 cAMP-mediated signaling molecular_function nucleus YHR004C NEM1 hom FF|FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0766461717485357 9.00553752948557e-06 84 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 YML086C ALO1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0764921300250713 9.15971210213186e-06 85 D-Arabinono-1,4-lactone oxidase, catalyzes the final step in biosynthesis of dehydro-D-arabinono-1,4-lactone, which is protective against oxidative stress cellular response to oxidative stress|dehydro-D-arabinono-1,4-lactone biosynthetic process D-arabinono-1,4-lactone oxidase activity mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YIL167W SDL1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0761881047815018 9.94198896644093e-06 86 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 YFL031W HAC1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|NUCLEUS 0.0761405609732351 1.00699475047871e-05 87 Basic leucine zipper (bZIP) transcription factor (ATF/CREB1 homolog); regulates the unfolded protein response, via UPRE binding, and membrane biogenesis; ER stress-induced splicing pathway facilitates efficient Hac1p synthesis; protein abundance increases in response to DNA replication stress endoplasmic reticulum unfolded protein response|positive regulation of transcription from RNA polymerase II promoter involved in unfolded protein response|negative regulation of transcription from RNA polymerase II promoter during meiosis|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YDR415C_p YDR415C hom FT PROTEOLYSIS 0.0759721975798034 1.05358372314229e-05 88 Putative aminopeptidase biological_process molecular_function cellular_component 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 0.0758027612372822 1.10254248948347e-05 89 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 YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0750972735930478 1.3307337855305e-05 90 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 YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0748662871889476 1.43576924062659e-05 91 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 YOR101W RAS1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0737510871373013 1.90222025392703e-05 92 GTPase involved in G-protein signaling in adenylate cyclase activation; plays a role in cell proliferation; localized to the plasma membrane; homolog of mammalian RAS proto-oncogenes; relative distribution to the nucleus increases upon DNA replication stress adenylate cyclase-activating G-protein coupled receptor signaling pathway|replicative cell aging|Ras protein signal transduction GTPase activity plasma membrane YFL032W_d YFL032W hom 0.0737401698275366 1.90219557978473e-05 93 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene HAC1/YFL031W; YFL032W is not an essential gene Unknown Unknown Unknown YLR075W RPL10 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0735533873176275 1.9971291254301e-05 94 Ribosomal 60S subunit protein L10; responsible for joining the 40S and 60S subunits; regulates translation initiation; similar to members of the QM gene family; homologous to mammalian ribosomal protein L10 and bacterial L16; protein abundance increases in response to DNA replication stress; mutations in the human ortholog are associated with development of T-cell acute lymphoblastic leukemia and similar changes in the yeast gene result in ribosome biogenesis defects cytoplasmic translation|translational termination|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.0734356187684254 2.08873352492628e-05 95 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 YJR125C ENT3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|CYTOSKELETON 0.0731284699447677 2.23017423443111e-05 96 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 YFL016C MDJ1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0726768183932292 2.50614672684492e-05 97 Co-chaperone that stimulates the ATPase activity of the HSP70 protein Ssc1p; involved in protein folding/refolding in the mitochodrial matrix; required for proteolysis of misfolded proteins; member of the HSP40 (DnaJ) family of chaperones protein refolding|response to heat|misfolded or incompletely synthesized protein catabolic process|mitochondrial genome maintenance|'de novo' protein folding unfolded protein binding|ATPase activator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YJL086C_d YJL086C het FF 0.0725376070646272 2.62653701886391e-05 98 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 YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0725311063019332 2.60190391707591e-05 99 Component of the ESCRT-I complex (Stp22p, Srn2p, Vps28p, and Mvb12p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; conserved C-terminal domain interacts with ESCRT-III subunit Vps20p protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole protein complex binding endosome|ESCRT I complex YDR389W SAC7 hom FF|FT CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0716381897589517 3.26908890060903e-05 100 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 YMR290W-A_d YMR290W-A het FF 0.0710332879283358 3.81017093753079e-05 101 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 YMR161W HLJ1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0706127550625094 4.23529137653231e-05 102 Co-chaperone for Hsp40p, anchored in the ER membrane; with its homolog Ydj1p promotes ER-associated protein degradation (ERAD) of integral membrane substrates; similar to E. coli DnaJ ER-associated protein catabolic process ATPase activator activity endoplasmic reticulum|endoplasmic reticulum membrane YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0705970217478644 4.36550138112464e-05 103 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 YLL011W SOF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0703697250161095 4.5010916802887e-05 104 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 YEL065W SIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0698116329168074 5.17256878522972e-05 105 Ferrioxamine B transporter, member of the ARN family of transporters that specifically recognize siderophore-iron chelates; transcription is induced during iron deprivation and diauxic shift; potentially phosphorylated by Cdc28p cellular iron ion homeostasis|siderophore transport|transmembrane transport siderophore uptake transmembrane transporter activity endosome|integral to membrane|cytoplasmic membrane-bounded vesicle YLR147C SMD3 het FT RNA PROCESSING|NUCLEUS 0.0695270223462611 5.63635207731064e-05 106 Core Sm protein Sm D3; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D3 mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YJL060W BNA3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0687326017592811 6.74864849663186e-05 107 Kynurenine aminotransferase, catalyzes formation of kynurenic acid from kynurenine; potential Cdc28p substrate kynurenic acid biosynthetic process arylformamidase activity|kynurenine-oxoglutarate transaminase activity mitochondrion|cytoplasm YOR030W DFG16 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0684517289445329 7.31823608612195e-05 108 Probable multiple transmembrane protein; involved in diploid invasive and pseudohyphal growth upon nitrogen starvation; is glycosylated and phosphorylated; interacts with Rim21p and Rim9p in the plasma membrane to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; required for accumulation of processed Rim101p pseudohyphal growth|protein processing molecular_function integral to membrane YJL033W HCA4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0679945906689264 8.13710475624614e-05 109 DEAD box RNA helicase; high-copy number suppression of a U14 snoRNA processing mutant suggests an involvement in 18S rRNA synthesis rRNA processing RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nucleolus YHR049W FSH1 hom FT NUCLEUS 0.0679916995890898 8.08314720648819e-05 110 Putative serine hydrolase that localizes to both the nucleus and cytoplasm; sequence is similar to S. cerevisiae Fsh2p and Fsh3p and the human candidate tumor suppressor OVCA2 biological_process hydrolase activity nucleus|cytoplasm YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.0676203698520654 8.84228651738404e-05 111 ATP-NADH kinase; phosphorylates both NAD and NADH; active as a hexamer; enhances the activity of ferric reductase (Fre1p); UTR1 has a paralog, YEF1, that arose from the whole genome duplication cellular iron ion homeostasis|NADP biosynthetic process NAD+ kinase activity|NADH kinase activity nucleus|cytoplasm YNR005C_d YNR005C hom 0.0673884692606847 9.35001495455306e-05 112 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0671049750198043 0.000100081080676352 113 Subunit of the Sec61p translocation complex (Sec61p-Sss1p-Sbh1p) that forms a channel for passage of secretory proteins through the endoplasmic reticulum membrane, and of the Ssh1p complex (Ssh1p-Sbh2p-Sss1p); interacts with Ost4p and Wbp1p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation structural molecule activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex|Ssh1 translocon complex YML100W-A_p YML100W-A hom 0.0669338720468787 0.000104261987799215 114 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YGL133W ITC1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0666919340212504 0.000110455689796021 115 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 YOR089C VPS21 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.066581359847899 0.000113400500929665 116 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 YJL054W TIM54 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.066347507078754 0.000119874021835977 117 Component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane protein import into mitochondrial inner membrane protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YJL098W SAP185 hom FT CELL CYCLE|RNA PROCESSING|MITOCHONDRION 0.066325744012552 0.000120493864297847 118 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap190p; SAP185 has a paralog, SAP190, that arose from the whole genome duplication tRNA wobble uridine modification|G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity mitochondrion|cytoplasm YGR169C PUS6 hom FT RNA PROCESSING|MITOCHONDRION 0.0662773477203476 0.000121883102146426 119 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 YPL249C-A RPL36B hom FT TRANSLATION|RIBOSOME 0.0651835344602397 0.000157611775552206 120 Ribosomal 60S subunit protein L36B; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L36, no bacterial homolog; RPL36B has a paralog, RPL36A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0650434018950974 0.00016284361900814 121 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 YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0649807330394056 0.000165235831610723 122 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 YGR181W TIM13 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.064533602138968 0.000183287517917076 123 Mitochondrial intermembrane space protein, forms a complex with Tim8p that delivers a subset of hydrophobic proteins to the TIM22 complex for insertion into the inner membrane protein import into mitochondrial inner membrane protein transporter activity mitochondrion|integral to membrane|mitochondrial intermembrane space protein transporter complex|mitochondrial intermembrane space YIL069C RPS24B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0643321501020282 0.000192436337370241 124 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 YBR109C CMD1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0640040164106062 0.000207063360084448 125 Calmodulin; Ca++ binding protein that regulates Ca++ independent processes (mitosis, bud growth, actin organization, endocytosis, etc.) and Ca++ dependent processes (stress-activated pathways), targets include Nuf1p, Myo2p and calcineurin karyogamy involved in conjugation with cellular fusion|phosphatidylinositol biosynthetic process|NLS-bearing substrate import into nucleus|microautophagy|cell budding|vacuole fusion, non-autophagic|receptor-mediated endocytosis|cytoskeleton organization|spindle pole body organization|transcription factor import into nucleus calcium-dependent protein binding|protein binding|calcium ion binding incipient cellular bud site|central plaque of spindle pole body|mating projection tip|cellular bud neck|cellular bud tip YAL002W VPS8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0637085514607115 0.000223001681592933 126 Membrane-binding component of the CORVET complex; involved in endosomal vesicle tethering and fusion in the endosome to vacuole protein targeting pathway; interacts with Vps21p; contains RING finger motif late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole GTPase binding|protein anchor late endosome|membrane|CORVET complex YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.0636855399166001 0.000222725083415488 127 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 YGL048C RPT6 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0632090412222969 0.000248246041300473 128 ATPase of the 19S regulatory particle of the 26S proteasome; one of six ATPases of the regulatory particle; involved in the degradation of ubiquitinated substrates; bound by ubiquitin-protein ligases Ubr1p and Ufd4p; localized mainly to the nucleus throughout the cell cycle; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of sequence-specific DNA binding transcription factor activity|nucleotide-excision repair|proteasome regulatory particle assembly|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|negative regulation of sequence-specific DNA binding transcription factor activity|chromatin remodeling ATPase activity|protein domain specific binding proteasome regulatory particle, base subcomplex|proteasome storage granule|nucleus YOL066C RIB2 het FT RNA PROCESSING 0.0629810745684337 0.000263070226002816 129 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 YNR015W SMM1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0628912401974011 0.000266764615834683 130 Dihydrouridine synthase, member of a family of dihydrouridine synthases including Dus1p, Smm1p, Dus3p, and Dus4p; modifies uridine residues at position 20 of cytoplasmic tRNAs tRNA processing|tRNA modification tRNA dihydrouridine synthase activity nucleus|cytoplasm YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0627066800054611 0.000278105318042604 131 Protein that localizes to chromatin and has a role in regulation of histone gene expression; has a bromodomain-like region that interacts with the N-terminal tail of histone H3, and an ATPase domain; potentially phosphorylated by Cdc28p negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing|positive regulation of transcription from RNA polymerase II promoter chromatin binding|histone binding extrinsic to endoplasmic reticulum membrane|nucleus YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0626093039812694 0.000287264157413678 132 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 YOR323C PRO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.062372203735491 0.000309969164499129 133 Gamma-glutamyl phosphate reductase, catalyzes the second step in proline biosynthesis proline biosynthetic process glutamate-5-semialdehyde dehydrogenase activity nucleus|cytoplasm YGR082W TOM20 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.0622980662189223 0.000304839654754208 134 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; acts as a receptor for incoming precursor proteins tRNA import into mitochondrion|protein import into mitochondrial matrix|mitochondrial outer membrane translocase complex assembly protein channel activity|mitochondrion targeting sequence binding mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YDR368W YPR1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0621190835374661 0.000317291705228245 135 NADPH-dependent aldo-keto reductase; reduces multiple substrates including 2-methylbutyraldehyde and D,L-glyceraldehyde, expression is induced by osmotic and oxidative stress; functionally redundant with other aldo-keto reductases; protein abundance increases in response to DNA replication stress; YPR1 has a paralog, GCY1, that arose from the whole genome duplication cellular response to oxidative stress|D-xylose catabolic process|arabinose catabolic process glucose 1-dehydrogenase (NADP+) activity|alditol:NADP+ 1-oxidoreductase activity|carbonyl reductase (NADPH) activity nucleus|cytoplasm YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0618090312626479 0.000341389304639713 136 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 YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0613060359541537 0.00038008455090477 137 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 YHR188C GPI16 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0610421692913322 0.000402840677997199 138 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 YDR235W PRP42 het FT RNA PROCESSING|NUCLEUS 0.0600810524879641 0.000497897069882302 139 U1 snRNP protein involved in splicing, required for U1 snRNP biogenesis; contains multiple tetriatricopeptide repeats mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YDR028C REG1 hom FF|FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0599810612038161 0.000507817968758251 140 Regulatory subunit of type 1 protein phosphatase Glc7p; involved in negative regulation of glucose-repressible genes; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p cellular response to glucose starvation|vacuolar protein catabolic process|glycogen metabolic process|negative regulation of transcription from RNA polymerase II promoter|regulation of carbohydrate metabolic process protein phosphatase type 1 regulator activity protein phosphatase type 1 complex|cytoplasm YMR176W ECM5 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS|CHROMOSOME 0.0599333539226917 0.000513089516136513 141 Non-essential protein of unknown function; contains ATP/GTP-binding site motif A; null mutant exhibits cellular volume up to four times greater than wild-type, also large drooping buds with elongated necks; relative distribution to the nucleus increases upon DNA replication stress fungal-type cell wall organization molecular_function nucleus|Snt2C complex YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.059334279901779 0.000583773839414786 142 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 YMR149W SWP1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0592911438371049 0.000589198149884236 143 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 YHL020C OPI1 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0592504317277555 0.000594360636031647 144 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 YAL024C LTE1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.0591310993274623 0.000621320479828141 145 Protein similar to GDP/GTP exchange factors but without detectable GEF activity; required for asymmetric localization of Bfa1p at daughter-directed spindle pole bodies and for mitotic exit at low temperatures regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint|vesicle-mediated transport guanyl-nucleotide exchange factor activity cellular bud YLR292C SEC72 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0589785664973402 0.000629927941881777 146 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity Sec62/Sec63 complex|endoplasmic reticulum membrane YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.0587192411234369 0.000665689951919224 147 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YOR039W CKB2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0587055371407762 0.000673857904629189 148 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 YHR200W RPN10 hom FT PROTEOLYSIS 0.058515146607583 0.000695152576100135 149 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 YOL030W GAS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.05851477033918 0.00069520799494441 150 1,3-beta-glucanosyltransferase, has similarity to Gas1p; localizes to the cell wall (1->3)-beta-D-glucan metabolic process 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane YPL244C HUT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0582282886579268 0.000742676882558136 151 Protein with a role in UDP-galactose transport to the Golgi lumen, has similarity to human UDP-galactose transporter UGTrel1, exhibits a genetic interaction with S. cerevisiae ERO1 UDP-galactose transport|UDP-glucose transport UDP-galactose transmembrane transporter activity integral to membrane YKL102C_d YKL102C hom 0.0582149172477277 0.000740700524019782 152 Dubious open reading frame unlikely to encode a functional protein; deletion confers sensitivity to citric acid; predicted protein would include a thiol-disulfide oxidoreductase active site Unknown Unknown Unknown YLR450W HMG2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0581272820849347 0.000757264133544674 153 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 YAL009W SPO7 hom FF|FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0579922823028268 0.000777658769741192 154 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 YIL110W HPM1 hom FT NUCLEUS 0.0576773517062291 0.000830734359908278 155 AdoMet-dependent methyltransferase involved in a novel 3-methylhistidine modification of ribosomal protein Rpl3p; seven beta-strand MTase family member; null mutant exhibits a weak vacuolar protein sorting defect and caspofungin resistance peptidyl-histidine methylation, to form tele-methylhistidine S-adenosylmethionine-dependent methyltransferase activity|protein-histidine N-methyltransferase activity nucleus|cytoplasm YDR416W SYF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0576266718821804 0.000838078745754447 156 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; null mutant has splicing defect and arrests in G2/M; homologs in human and C. elegans generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity|second spliceosomal transesterification activity U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 1 spliceosome|U2-type catalytic step 2 spliceosome YPR061C JID1 hom FT MITOCHONDRION 0.0576247168080111 0.000838421318112147 157 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 YGL170C SPO74 hom FT NUCLEUS|CYTOSKELETON 0.0576026895537158 0.000843800428737594 158 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 formation structural molecule activity spindle pole body YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0575394298920888 0.000853492457541925 159 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 YLR005W SSL1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0572242898972737 0.000916237947401343 160 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 YOR176W HEM15 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0571108161656849 0.000934754964049898 161 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 YKL165C MCD4 het FF|FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0570519820100288 0.000944558586359303 162 Protein involved in glycosylphosphatidylinositol (GPI) anchor synthesis; multimembrane-spanning protein that localizes to the endoplasmic reticulum; highly conserved among eukaryotes GPI anchor biosynthetic process|ATP transport mannose-ethanolamine phosphotransferase activity integral to membrane|fungal-type cell wall|endoplasmic reticulum|fungal-type vacuole YMR131C RRB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0567159395933973 0.00101249101230067 163 Essential nuclear protein involved in early steps of ribosome biogenesis; physically interacts with the ribosomal protein Rpl3p ribosome biogenesis molecular_function nucleolus YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0565131901221674 0.00107776607016321 164 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 YBL030C PET9 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0564660931484024 0.00107143203191994 165 Major ADP/ATP carrier of the mitochondrial inner membrane; exchanges cytosolic ADP for mitochondrially synthesized ATP; also imports heme and ATP; phosphorylated; required for viability in many lab strains that carry a sal1 mutation; PET9 has a paralog, AAC3, that arose from the whole genome duplication heme transport|transmembrane transport|aerobic respiration|anaerobic respiration|ATP transport|ADP transport|apoptotic process|mitochondrial transport ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YGL016W KAP122 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0561637468494482 0.00113400809306462 166 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 YDR208W MSS4 het FT LIPID METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.0559703854868045 0.00117965192800661 167 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 YDL241W_p YDL241W hom 0.0555822433053542 0.00127643781370173 168 Putative protein of unknown function; YDL241W is not an essential gene biological_process molecular_function cellular_component YOL013C HRD1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.055418943954583 0.00131930606556442 169 Ubiquitin-protein ligase; required for endoplasmic reticulum-associated degradation (ERAD) of misfolded proteins; genetically linked to the unfolded protein response (UPR); regulated through association with Hrd3p; contains an H2 ring finger; likely plays a general role in targeting proteins that persistently associate with and potentially obstruct the ER-localized translocon fungal-type cell wall organization|ER-associated protein catabolic process ubiquitin-protein ligase activity Hrd1p ubiquitin ligase ERAD-M complex|integral to membrane|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.0552742475975356 0.00135839635631978 170 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 YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0549225717418559 0.0014578965825575 171 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 YHR014W SPO13 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0547732779746359 0.00150213226599727 172 Meiosis-specific protein, involved in maintaining sister chromatid cohesion during meiosis I as well as promoting proper attachment of kinetochores to the spindle during meiosis I and meiosis II protein localization to chromosome, centromeric region|meiotic sister chromatid cohesion|positive regulation of sister chromatid cohesion molecular_function nucleus|condensed nuclear chromosome, centromeric region YDR145W TAF12 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0544672654099333 0.00159669133008142 173 Subunit (61/68 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H2A histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter TBP-class protein binding|chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YLR229C CDC42 het FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0543226213749152 0.00164326681934095 174 Small rho-like GTPase, essential for establishment and maintenance of cell polarity; mutants have defects in the organization of actin and septins budding cell apical bud growth|Rho protein signal transduction|budding cell isotropic bud growth|regulation of initiation of mating projection growth|regulation of vacuole fusion, non-autophagic|regulation of exit from mitosis|pheromone-dependent signal transduction involved in conjugation with cellular fusion|pseudohyphal growth|establishment of cell polarity|invasive growth in response to glucose limitation|positive regulation of exocytosis GTPase activity|signal transducer activity nuclear membrane|fungal-type vacuole membrane|incipient cellular bud site|plasma membrane|cellular bud neck|mating projection tip|cellular bud tip YNL183C NPR1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0542778782262673 0.00165792524035716 175 Protein kinase that stabilizes several plasma membrane amino acid transporters by antagonizing their ubiquitin-mediated degradation; phosphorylates Aly2p; negatively regulates Ldb19p-mediated endocytosis through phosphorylation of Ldb19p, which prevents its association with the plasma membrane; Npr1p activity is negatively regulated via phosphorylation by the TOR complex regulation of transmembrane transporter activity|regulation of nitrogen utilization|protein phosphorylation|negative regulation of endocytosis protein serine/threonine kinase activity Golgi apparatus|plasma membrane|cytoplasm YPL120W VPS30 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.054259654419025 0.00166659829846336 176 Subunit of phosphatidylinositol (PtdIns) 3-kinase complexes I and II; Complex I is essential in autophagy and Complex II is required for vacuolar protein sorting; required for overflow degradation of misfolded proteins when ERAD is saturated; ortholog of the higher eukaryotic gene Beclin 1 phosphatidylinositol biosynthetic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|retrograde transport, endosome to Golgi|macroautophagy|CVT pathway|late endosome to vacuole transport 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|extrinsic to membrane|cytoplasm YGR202C PCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0538869361888476 0.00179973396454488 177 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 YLR128W DCN1 hom 0.0538457680894028 0.00180580723521209 178 Scaffold-type E3 ligase required for cullin neddylation and ubiquitin ligase activation; contains a ubiquitin-binding domain (UBA) for ubiquitin and Nedd8 (Rub1p) interaction and a PONY domain involved in cullin binding and neddylation protein neddylation|positive regulation of ubiquitin-protein ligase activity ubiquitin binding|NEDD8 ligase activity|small conjugating protein binding cellular_component YDR286C_p YDR286C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0537538830231917 0.0018387757617594 179 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site biological_process molecular_function cellular_component YMR254C_d YMR254C hom 0.053750821970576 0.00183988352799078 180 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL130C URA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0536602729211853 0.0018729309102668 181 Bifunctional carbamoylphosphate synthetase (CPSase)-aspartate transcarbamylase (ATCase), catalyzes the first two enzymatic steps in the de novo biosynthesis of pyrimidines; both activities are subject to feedback inhibition by UTP glutamine metabolic process|'de novo' pyrimidine nucleobase biosynthetic process|negative regulation of pyrimidine nucleobase metabolic process aspartate carbamoyltransferase activity|carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity mitochondrion|integral to membrane|cytoplasm 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 0.0533938411865567 0.00197335635565259 182 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 YLR010C TEN1 het FT NUCLEUS|CHROMOSOME 0.0533362567091484 0.00199570075952963 183 Protein that regulates telomeric length; protects telomeric ends in a complex with Cdc13p and Stn1p negative regulation of telomere maintenance|telomere capping|telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.0527054550542047 0.00225955612489407 184 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 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 0.0525978810712232 0.00230352866474559 185 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 YOL146W PSF3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0525692425768183 0.0023163003510647 186 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function replication fork protection complex|GINS complex|DNA replication preinitiation complex YKL192C ACP1 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0523110156743834 0.00243442145209895 187 Mitochondrial matrix acyl carrier protein, involved in biosynthesis of octanoate, which is a precursor to lipoic acid; activated by phosphopantetheinylation catalyzed by Ppt2p lipoate biosynthetic process ACP phosphopantetheine attachment site binding involved in fatty acid biosynthetic process mitochondrion YLR028C ADE16 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.052048514978841 0.00256012236076608 188 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE16 has a paralog, ADE17, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine ascospore formation|'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process|aerobic respiration phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol YOR209C NPT1 hom FF|FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0520262096321668 0.00257107237699779 189 Nicotinate phosphoribosyltransferase, acts in the salvage pathway of NAD+ biosynthesis; required for silencing at rDNA and telomeres and has a role in silencing at mating-type loci; localized to the nucleus chromatin silencing at rDNA|replicative cell aging|nicotinate nucleotide salvage|chromatin silencing at telomere nicotinate phosphoribosyltransferase activity nucleus YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0518967697068749 0.00269842081292954 190 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 YOL159C YOL159C hom 0.0517336362114517 0.00271871884912938 191 Soluble protein of unknown function; deletion mutants are viable and have elevated levels of Ty1 retrotransposition and Ty1 cDNA biological_process molecular_function cellular_component YMR065W KAR5 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0517152816560523 0.0027282346569764 192 Protein required for nuclear membrane fusion during karyogamy, localizes to the membrane with a soluble portion in the endoplasmic reticulum lumen, may form a complex with Jem1p and Kar2p; expression of the gene is regulated by pheromone karyogamy involved in conjugation with cellular fusion molecular_function mitochondrion|endoplasmic reticulum membrane YGL068W MNP1 het FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0515923361792851 0.0027927632104488 193 Protein associated with the mitochondrial nucleoid; putative mitochondrial ribosomal protein with similarity to E. coli L7/L12 ribosomal protein; required for normal respiratory growth aerobic respiration structural constituent of ribosome mitochondrial nucleoid|mitochondrion YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.0515600365746768 0.00280994537240238 194 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 YFR015C GSY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0514634768077507 0.00287856453544642 195 Glycogen synthase; expression induced by glucose limitation, nitrogen starvation, environmental stress, and entry into stationary phase; GSY1 has a paralog, GSY2, that arose from the whole genome duplication; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress glycogen biosynthetic process glycogen (starch) synthase activity mitochondrion|cytoplasm YDL226C GCS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|CYTOSKELETON 0.0513268938294091 0.00293685855900879 196 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Glo3p retrograde vesicle-mediated transport, Golgi to ER|Golgi to plasma membrane protein transport|actin filament reorganization involved in cell cycle|ER to Golgi vesicle-mediated transport actin binding|ARF GTPase activator activity|GTPase activator activity endosome|trans-Golgi network|endoplasmic reticulum-Golgi intermediate compartment|cytoskeleton YDR528W HLR1 hom FT CELL WALL ORG/BIOGENESIS 0.0512830090540008 0.00296132440175017 197 Protein involved in regulation of cell wall composition and integrity and response to osmotic stress; overproduction suppresses a lysis sensitive PKC mutation; similar to Lre1p, which functions antagonistically to protein kinase A;
HLR1 has a paralog, LRE1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cytoplasm YJL124C LSM1 hom FF|FT RNA PROCESSING|NUCLEUS 0.0512753434518083 0.00300437668959206 198 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 YGL141W HUL5 hom FT PROTEOLYSIS|NUCLEUS 0.0512438335228222 0.00298332171844706 199 Multiubiquitin chain assembly factor (E4); proteasome processivity factor that elongates polyUb chains on substrates, opposing Ubp6p, a branched polyubiquitin protease; required for retrograde transport of misfolded proteins during ERAD ER-associated protein catabolic process|protein polyubiquitination ubiquitin-ubiquitin ligase activity proteasome complex|nucleus|cytoplasm YNL211C_p YNL211C hom FT MITOCHONDRION 0.0512261267071203 0.00299331302254157 200 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 YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.0509305493652905 0.00318729134701722 201 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 YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.050928700699629 0.003165764596735 202 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 YIR004W DJP1 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0509119845305024 0.00317572037028722 203 Cytosolic J-domain-containing protein, required for peroxisomal protein import and involved in peroxisome assembly, homologous to E. coli DnaJ protein import into peroxisome matrix chaperone binding cytosol YPR074C TKL1 hom FF|FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.050541065605586 0.00340410036882731 204 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 YGL157W ARI1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0505208489919255 0.00341696729230535 205 NADPH-dependent aldehyde reductase, utilizes aromatic and alophatic aldehyde substrates; member of the short-chain dehydrogenase/reductase superfamily biological_process oxidoreductase activity|carbonyl reductase (NADPH) activity nucleus|cytoplasm YBL089W AVT5 hom 0.0503096642813859 0.0035540466372109 206 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 YML114C TAF8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0501574220361176 0.00365594822555132 207 TFIID subunit (65 kDa), involved in RNA polymerase II transcription initiation RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly nucleus|transcription factor TFIID complex YDL026W_d YDL026W hom 0.049971468899586 0.00379966204388284 208 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL002C IZH2 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0498439851502393 0.0038741507998386 209 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 YML097C VPS9 hom FF|FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0497295475939492 0.00395671992527706 210 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 YOL111C MDY2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|NUCLEUS 0.0497265440130126 0.00395890842541108 211 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 YOR189W IES4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0494883167162764 0.00413602792559329 212 Component of the INO80 chromatiin remodeling complex and target of the Mec1p/Tel1p DNA damage signaling pathway; proposed to link chromatin remodeling to replication checkpoint responses response to DNA damage stimulus molecular_function nucleus|Ino80 complex YMR197C VTI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0491997811713857 0.00436015892003669 213 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 YMR171C EAR1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0491186935363901 0.00442509807759029 214 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 YHR108W GGA2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0490997406680073 0.00444040228174401 215 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 YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0490471911214921 0.00448308646171957 216 Cytoplasmic class E vacuolar protein sorting (VPS) factor that coordinates deubiquitination in the multivesicular body (MVB) pathway by recruiting Doa4p to endosomes protein deubiquitination|vacuolar transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|response to nutrient|ubiquitin-dependent protein catabolic process ubiquitin-specific protease activity endosome|cytoplasm YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0490239090750519 0.00450211617801536 217 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 YDR378C LSM6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0489104493574233 0.00466942315615566 218 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 YBR024W SCO2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0488565086863324 0.00464110982333293 219 Protein anchored to mitochondrial inner membrane; may have a redundant function with Sco1p in delivery of copper to cytochrome c oxidase; interacts with Cox2p; SCO2 has a paralog, SCO1, that arose from the whole genome duplication copper ion transport thioredoxin peroxidase activity mitochondrial envelope|mitochondrion YPL213W LEA1 hom FT RNA PROCESSING|NUCLEUS 0.0488364814139002 0.00465799613065339 220 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 YNL196C_p SLZ1 hom 0.0487298313957581 0.00475510086223384 221 Sporulation-specific protein with a leucine zipper motif biological_process molecular_function cellular_component YDR309C GIC2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0487065816539004 0.00480657691896463 222 Redundant rho-like GTPase Cdc42p effector; homolog of Gic1p; involved in initiation of budding and cellular polarization; interacts with Cdc42p via the Cdc42/Rac-interactive binding (CRIB) domain and with PI(4,5)P2 via a polybasic region regulation of exit from mitosis|establishment of cell polarity|axial cellular bud site selection|Rho protein signal transduction Rho GTPase binding|Rho GTPase activator activity|phosphatidylinositol-4,5-bisphosphate binding incipient cellular bud site|actin cap|plasma membrane|mating projection tip|cellular bud tip YNL152W INN1 het FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0486980307936654 0.00477626193734133 223 Essential protein that associates with contractile actomyosin ring; required for ingression of the plasma membrane into the bud neck during cytokinesis; C2 domain, a membrane targeting module, is required for function; activates chitin synthase activity of Chs2p during cytokinesis cytokinesis after mitosis|chromosome organization|barrier septum assembly involved in cell cycle cytokinesis|cytokinesis phospholipid binding cellular bud neck contractile ring|cytoplasm YNL194C YNL194C hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0486667111071297 0.0048033894093175 224 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 YDR360W_d OPI7 hom 0.0486210453670631 0.00484319244909734 225 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 YFL055W AGP3 hom FT PLASMA MEMBRANE 0.0485865695082604 0.00489897133372167 226 Low-affinity amino acid permease, may act to supply the cell with amino acids as nitrogen source in nitrogen-poor conditions; transcription is induced under conditions of sulfur limitation; plays a role in regulating Ty1 transposition amino acid transport|transmembrane transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YLR004C THI73 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0484467276494161 0.00502393308775962 227 Putative plasma membrane permease proposed to be involved in carboxylic acid uptake and repressed by thiamine; substrate of Dbf2p/Mob1p kinase; transcription is altered if mitochondrial dysfunction occurs transport transporter activity integral to membrane|endoplasmic reticulum YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.04835355294701 0.00508239322431224 228 GPI-anchored protein of unknown function, has a possible role in apical bud growth; GPI-anchoring on the plasma membrane crucial to function; phosphorylated in mitochondria; similar to Sps2p and Pst1p fungal-type cell wall organization molecular_function mitochondrion|fungal-type cell wall|plasma membrane YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0479070332381054 0.00555483820709722 229 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 YER151C UBP3 hom FT VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS 0.0478823067518668 0.00552989423835184 230 Ubiquitin-specific protease involved in transport and osmotic response; interacts with Bre5p to co-regulate anterograde and retrograde transport between the ER and Golgi; involved in transcription elongation in response to osmostress through phosphorylation at Ser695 by Hog1p; inhibitor of gene silencing; cleaves ubiquitin fusions but not polyubiquitin; also has mRNA binding activity; protein abundance increases in response to DNA replication stress protein deubiquitination|ribophagy|regulation of ER to Golgi vesicle-mediated transport|regulation of response to osmotic stress ubiquitin-specific protease activity|mRNA binding cytoplasm YKL148C SDH1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0478741449726246 0.00553794852721936 231 Flavoprotein subunit of succinate dehydrogenase; couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain; FAD binding to Sdh1p is required for the assembly of the succinate dehydrogenase subunits cellular respiration|mitochondrial electron transport, succinate to ubiquinone|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity|flavin adenine dinucleotide binding mitochondrial respiratory chain complex II|mitochondrion|mitochondrial membrane YMR211W DML1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0475779852652043 0.00583746216151081 232 Essential protein involved in mtDNA inheritance, may also function in the partitioning of the mitochondrial organelle or in the segregation of chromosomes, exhibits regions similar to members of a GTPase family plasmid maintenance|mitochondrial genome maintenance molecular_function mitochondrion|cytoplasm YGL073W HSF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0474416421953822 0.00598019381794802 233 Trimeric heat shock transcription factor, activates multiple genes in response to stresses that include hyperthermia; recognizes variable heat shock elements (HSEs) consisting of inverted NGAAN repeats; posttranslationally regulated spindle pole body duplication|negative regulation of TOR signaling cascade|response to heat|regulation of transcription from RNA polymerase II promoter|response to stress sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity mitochondrion|nucleus YDR419W RAD30 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0473854036701216 0.00603997754474062 234 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 YDR329C PEX3 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOPLASMIC RETICULUM 0.0473559641164808 0.00608663898913648 235 Peroxisomal membrane protein (PMP) required for proper localization and stability of PMPs; anchors peroxisome retention factor Inp1p at the peroxisomal membrane; interacts with Pex19p protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization protein binding peroxisomal membrane|endoplasmic reticulum YIL009C-A EST3 hom FT NUCLEUS|CHROMOSOME 0.0473438203815938 0.00608452769011023 236 Component of the telomerase holoenzyme, involved in telomere replication telomere maintenance via telomerase ATP-dependent DNA/RNA helicase activity|GTPase activity|telomeric DNA binding chromosome, telomeric region|nucleus|telomerase holoenzyme complex YPL127C HHO1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0472774305867423 0.00615626768715504 237 Histone H1, linker histone with roles in meiosis and sporulation; decreasing levels early in sporulation may promote meiosis, and increasing levels during sporulation facilitate compaction of spore chromatin; binds to promoters and within genes in mature spores; may be recruited by Ume6p to promoter regions, contributing to transcriptional repression outside of meiosis; suppresses DNA repair involving homologous recombination negative regulation of DNA recombination|negative regulation of chromatin silencing|regulation of transcription, DNA-dependent DNA binding nucleus|nuclear nucleosome YGR289C MAL11 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0468697953043286 0.0066461190006541 238 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 YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.04664245311662 0.00702516075236189 239 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 YDR200C VPS64 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0464346111045677 0.00713552435407542 240 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 YPL051W ARL3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0463786108918843 0.00720529165361594 241 GTPase of the Ras superfamily required to recruit Arl1p to the Golgi; similar to ADP-ribosylation factor intracellular protein transport|Golgi to plasma membrane protein transport|protein localization to organelle GTPase activity Golgi apparatus|nuclear outer membrane-endoplasmic reticulum membrane network YNL145W MFA2 hom FT SIGNALING|PLASMA MEMBRANE 0.0463115713971331 0.00735972970110495 242 Mating pheromone a-factor, made by a cells; interacts with alpha cells to induce cell cycle arrest and other responses leading to mating; biogenesis involves C-terminal modification, N-terminal proteolysis, and export; also encoded by MFA1 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YML071C COG8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0462526442185593 0.00736446722952418 243 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 YBR051W_d YBR051W hom 0.0461351336173365 0.00751579266419283 244 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 YJL010C NOP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0461239059169006 0.00753039611273976 245 Essential subunit of U3-containing 90S preribosome involved in production of 18S rRNA and assembly of small ribosomal subunit; also part of pre-40S ribosome and required for its export into cytoplasm; binds RNA and contains pumilio domain endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit export from nucleus RNA binding preribosome, small subunit precursor|nucleolus|nucleus|90S preribosome YNL329C PEX6 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.045869051199767 0.00786878926808459 246 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 YBR212W NGR1 hom FT MITOCHONDRION ORGANIZATION 0.0458655865989947 0.00787348185796678 247 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 YML047W-A_d YML047W-A hom 0.0458630560656259 0.00792334078454628 248 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL124W AYR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0457714517614837 0.00801132087143056 249 NADPH-dependent 1-acyl dihydroxyacetone phosphate reductase found in lipid particles, ER, and mitochondrial outer membrane; involved in phosphatidic acid biosynthesis; required for spore germination; capable of metabolizing steroid hormones phosphatidic acid biosynthetic process acylglycerone-phosphate reductase activity mitochondrial outer membrane|mitochondrion|integral to membrane|endoplasmic reticulum|lipid particle|cytoplasm YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0456788926074796 0.00816811659224612 250 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 YDR407C TRS120 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0456238618358403 0.00820713408552121 251 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 YFL012W_p YFL012W hom 0.0455551448819498 0.00830426506578223 252 Putative protein of unknown function; transcribed during sporulation; null mutant exhibits increased resistance to rapamycin biological_process molecular_function cellular_component YLR230W_d YLR230W het 0.0454200009591553 0.00849829404128847 253 Dubious open reading frame unlikely to encode a functional protein; overlaps 5' end of essential CDC42 gene which encodes a small Rho-like GTPase essential for establishment and maintenance of cell polarity Unknown Unknown Unknown YDR433W_d YDR433W hom 0.045349104132831 0.00860169399014918 254 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR159C ATG16 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0453304938509626 0.00862902188934287 255 Conserved protein involved in autophagy; interacts with Atg12p-Atg5p conjugates to form Atg12p-Atg5p-Atg16p multimers, which localize to the pre-autophagosomal structure and are required for autophagy; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|CVT pathway protein binding, bridging|Atg8 ligase activity Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YHR204W MNL1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.045280707116158 0.00870251196986399 256 Alpha-1,2-specific exomannosidase of the endoplasmic reticulum; in complex with Pdi1p, generates a Man7GlcNac2 oligosaccharide signal on glycoproteins destined for ubiquitin-proteasome degradation ER-associated protein catabolic process carbohydrate binding|mannosyl-oligosaccharide 1,2-alpha-mannosidase activity endoplasmic reticulum lumen YBR087W RFC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0449220755208349 0.00924861406488019 257 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon mismatch repair|sister chromatid cohesion|leading strand elongation DNA clamp loader activity Elg1 RFC-like complex|Rad17 RFC-like complex|DNA replication factor C complex|Ctf18 RFC-like complex YBR220C_p YBR220C hom 0.0448967601222057 0.00929880150694119 258 Putative protein of unknown function; YBR220C is not an essential gene biological_process molecular_function integral to membrane YMR285C NGL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0448899320726333 0.00930953906241976 259 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 YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.0446880484811525 0.00971884121903008 260 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 YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0444571628523241 0.0100130711924321 261 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 YEL043W YEL043W hom FT ENDOPLASMIC RETICULUM 0.0444244596915795 0.010056950012197 262 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 YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0444235501324433 0.0100584833582889 263 TFIIE large subunit, involved in recruitment of RNA polymerase II to the promoter, activation of TFIIH, and promoter opening transcriptional open complex formation at RNA polymerase II promoter|transcription from RNA polymerase II promoter single-stranded DNA binding|TFIIH-class transcription factor binding|RNA polymerase II core binding mitochondrion|transcription factor TFIIE complex YMR073C IRC21 hom FF 0.0443367629802092 0.0102963919835495 264 Putative protein of unknown function; may be involved in resistance to carboplatin and cisplatin; null mutant displays increase in spontaneous Rad52p foci; contains a lipid-binding domain and binds cardiolipin in a large-scale study response to drug molecular_function cytoplasm YIL153W RRD1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.044328497714687 0.0102198756920606 265 Peptidyl-prolyl cis/trans-isomerase; activator of the phosphotyrosyl phosphatase activity of PP2A; involved in G1 phase progression, microtubule dynamics, bud morphogenesis and DNA repair; required for rapid reduction of Sgs1p levels in response to rapamycin; subunit of the Tap42p-Sit4p-Rrd1p complex; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress DNA repair|mitotic spindle organization in nucleus|G1/S transition of mitotic cell cycle|response to osmotic stress|regulation of transcription from RNA polymerase II promoter in response to stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity nuclear chromatin|nucleus|cytoplasm YBR053C_p YBR053C hom 0.0442950554487829 0.0102885487441428 266 Putative protein of unknown function; induced by cell wall perturbation biological_process molecular_function cellular_component YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0442607864379542 0.0103362459653775 267 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 YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.044193921352404 0.0104523171758021 268 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YLR190W MMR1 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0441804695167743 0.0104758078059135 269 Phosphorylated protein of the mitochondrial outer membrane, localizes only to mitochondria of the bud; interacts with Myo2p to mediate mitochondrial distribution to buds; mRNA is targeted to the bud via the transport system involving She2p mitochondrion inheritance molecular_function mitochondrial outer membrane|incipient cellular bud site|mitochondrion|cellular bud|cellular bud neck YLR089C ALT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0441131805984039 0.0105940190714831 270 Alanine transaminase (glutamic pyruvic transaminase); involved in alanine biosynthetic and catabolic processes; expression is induced in the presence of alanine; repression is mediated by Nrg1p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; paralogous gene ALT2 is catalytically inactive alanine catabolic process|alanine biosynthetic process L-alanine:2-oxoglutarate aminotransferase activity mitochondrion YIL098C FMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0440191607435875 0.0107611762789128 271 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 YCL009C ILV6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0438205454443334 0.011122018365115 272 Regulatory subunit of acetolactate synthase, which catalyzes the first step of branched-chain amino acid biosynthesis; enhances activity of the Ilv2p catalytic subunit, localizes to mitochondria branched-chain amino acid biosynthetic process enzyme regulator activity|acetolactate synthase activity mitochondrial nucleoid|acetolactate synthase complex|mitochondrion YMR319C FET4 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0436346343947359 0.0115560022783313 273 Low-affinity Fe(II) transporter of the plasma membrane intracellular copper ion transport|zinc ion transport|low-affinity iron ion transport|copper ion import copper ion transmembrane transporter activity|iron ion transmembrane transporter activity integral to membrane|plasma membrane|integral to plasma membrane YDR167W TAF10 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0435498894766388 0.0116310250835498 274 Subunit (145 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|protein complex scaffold SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YML028W TSA1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|TRANSLATION|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0435157322630718 0.0116967089155127 275 Thioredoxin peroxidase; acts as both a ribosome-associated and free cytoplasmic antioxidant; self-associates to form a high-molecular weight chaperone complex under oxidative stress; deletion results in mutator phenotype; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress protein folding|cellular response to oxidative stress|replicative cell aging|DNA protection|DNA damage checkpoint|cell redox homeostasis|response to hydroperoxide unfolded protein binding|ribosome binding|peroxiredoxin activity|thioredoxin peroxidase activity cytosol|polysome|cytoplasm YLR251W SYM1 hom FT MITOCHONDRION 0.0434566792887291 0.011811043101406 276 Protein required for ethanol metabolism; induced by heat shock and localized to the inner mitochondrial membrane; homologous to mammalian peroxisomal membrane protein Mpv17 ethanol metabolic process molecular_function mitochondrion|integral to membrane|mitochondrial inner membrane YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0433404885995064 0.0120388992226262 277 Subunit of TRAPPIII (transport protein particle), a multimeric guanine nucleotide-exchange factor for Ypt1p, required for membrane expansion during autophagy and the CVT pathway; directs Ypt1p to the PAS; late post-replication meiotic role meiosis|vesicle organization|piecemeal microautophagy of nucleus|ER to Golgi vesicle-mediated transport|peroxisome degradation|macroautophagy|protein localization to pre-autophagosomal structure|CVT pathway molecular_function TRAPP complex|pre-autophagosomal structure YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0429500522344559 0.0129544455914312 278 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 YLR360W VPS38 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0427515155771289 0.0132548521550011 279 Part of a Vps34p phosphatidylinositol 3-kinase complex that functions in carboxypeptidase Y (CPY) sorting; binds Vps30p and Vps34p to promote production of phosphatidylinositol 3-phosphate (PtdIns3P) which stimulates kinase activity; required for overflow degradation of misfolded proteins when ERAD is saturated ER-associated protein catabolic process|late endosome to vacuole transport molecular_function phosphatidylinositol 3-kinase complex II YDR292C SRP101 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0426506285844657 0.0134736875620309 280 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 YDR367W KEI1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0425030962548187 0.0138135824976342 281 Component of inositol phosphorylceramide (IPC) synthase; forms a complex with Aur1p and regulates its activity; required for IPC synthase complex localization to the Golgi; post-translationally processed by Kex2p; KEI1 is an essential gene inositolphosphoceramide metabolic process inositol phosphoceramide synthase regulator activity integral to membrane|Golgi apparatus|integral to Golgi membrane|inositol phosphoceramide synthase complex|cytoplasm YEL062W NPR2 hom FT SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0424801466352816 0.0138933082059221 282 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; Iml1p interacts primarily with phosphorylated Npr2p; homolog of human NPRL2; target of Grr1p; required for growth on urea and proline proline transport|urea transport|regulation of TOR signaling cascade|cellular response to amino acid starvation|response to drug|cellular response to nitrogen starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YER083C GET2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0423911270999988 0.0140513017063846 283 Subunit of the GET complex; involved in insertion of proteins into the ER membrane; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for meiotic nuclear division retrograde vesicle-mediated transport, Golgi to ER|protein insertion into ER membrane protein anchor integral to membrane|endoplasmic reticulum|GET complex YGL212W VAM7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0423522681105762 0.0142407069038427 284 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 YGL118C_d YGL118C hom 0.0423252021698254 0.0142014771947108 285 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0422578862993597 0.0144731302782871 286 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 YBR070C ALG14 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0421683426725785 0.0145645037408863 287 Component of UDP-GlcNAc transferase required for the second step of dolichyl-linked oligosaccharide synthesis; anchors the catalytic subunit Alg13p to the ER membrane; similar to bacterial and human glycosyltransferases dolichol-linked oligosaccharide biosynthetic process protein anchor|N-acetylglucosaminyldiphosphodolichol N-acetylglucosaminyltransferase activity UDP-N-acetylglucosamine transferase complex|integral to endoplasmic reticulum membrane|nuclear outer membrane-endoplasmic reticulum membrane network|intrinsic to endoplasmic reticulum membrane YDL041W_d YDL041W hom FF 0.0420402766739425 0.0148669312457651 288 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 YDL237W AIM6 hom 0.0418247084699031 0.0153884974443957 289 Putative protein of unknown function, required for respiratory growth; YDL237W is not an essential gene biological_process molecular_function cellular_component YNR068C_p YNR068C hom 0.0417906610364357 0.015472330701491 290 Putative protein of unknown function; exhibits homology to C-terminal end of Bul1p; expressed as a readthrough product of BSC5, the readthrough locus being termed BUL3; the BUL3 readthrough product is involved in ubiquitin-mediated sorting of plasma membrane proteins and interacts with WW domains of Rsp5p in vitro, but in a functionally different way than the non-readthrough form biological_process molecular_function cellular_component YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0417059254699442 0.0156982425428424 291 RNA polymerase II subunit B12.5; part of central core; similar to Rpc19p and bacterial alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase II, core complex YLR133W CKI1 hom FT LIPID METABOLISM 0.0416676102409473 0.0157786716069287 292 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 YGL083W SCY1 hom FT PROTEIN PHOSPHORYLATION 0.041666753505002 0.0157808230526086 293 Putative kinase, suppressor of GTPase mutant, similar to bovine rhodopsin kinase biological_process molecular_function clathrin-coated vesicle YCR088W ABP1 hom FT PROTEIN LOCALIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.041489731357382 0.0162309329444962 294 Actin-binding protein of the cortical actin cytoskeleton, important for activation of the Arp2/3 complex that plays a key role actin in cytoskeleton organization; phosphorylation within its PRR (Proline-Rich Region), mediated by Cdc28p and Pho85p, protects Abp1p from proteolysis mediated by its own PEST sequences protein localization|actin cortical patch assembly actin filament binding cell cortex|mating projection tip|cytoplasm|actin cortical patch YKL154W SRP102 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0414405598737729 0.016357944669226 295 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 YER099C PRS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0414069692470444 0.0165742318958619 296 5-phospho-ribosyl-1(alpha)-pyrophosphate synthetase, synthesizes PRPP, which is required for nucleotide, histidine, and tryptophan biosynthesis; one of five related enzymes, which are active as heteromultimeric complexes; PRS2 has a paralog, PRS4, that arose from the whole genome duplication fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process ribose phosphate diphosphokinase activity cytoplasm YCL051W LRE1 hom FT CELL WALL ORG/BIOGENESIS 0.0412816965938236 0.016774279077261 297 Protein involved in control of cell wall structure and stress response; overproduction confers resistance to cell-wall degrading enzymes; exhibits genetic interactions with genes involved in the cell wall integrity pathway;
LRE1 has a paralog, HLR1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cellular_component YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0412456066469964 0.0168701463696674 298 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YOR162C YRR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0412352296775872 0.0168977999920218 299 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 YML017W PSP2 hom 0.0410521656257813 0.0173922288575961 300 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 YJR121W ATP2 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.041008356827247 0.0175124136451862 301 Beta 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|mitochondrial proton-transporting ATP synthase, catalytic core|integral to membrane YDR247W VHS1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0409944979436047 0.0177197891668748 302 Cytoplasmic serine/threonine protein kinase; identified as a high-copy suppressor of the synthetic lethality of a sis2 sit4 double mutant, suggesting a role in G1/S phase progression; homolog of Sks1p protein phosphorylation|G1/S transition of mitotic cell cycle protein serine/threonine kinase activity|protein kinase activity cytoplasm YPR033C HTS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0409601257016675 0.0176794099844552 303 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 YGL055W OLE1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0409432858602178 0.017692272191366 304 Delta(9) fatty acid desaturase, required for monounsaturated fatty acid synthesis and for normal distribution of mitochondria unsaturated fatty acid biosynthetic process electron carrier activity|stearoyl-CoA 9-desaturase activity integral to endoplasmic reticulum membrane|integral to membrane YHR042W NCP1 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0408265230220317 0.0180190687112903 305 NADP-cytochrome P450 reductase; involved in ergosterol biosynthesis; associated and coordinately regulated with Erg11p ergosterol biosynthetic process electron carrier activity mitochondrial outer membrane|mitochondrion YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.040756636476113 0.0182691460047434 306 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 YGR166W TRS65 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0406468630707691 0.0185322244689802 307 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 YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0406214682205269 0.0186057803441248 308 Transcription coactivator, component of the ADA and SAGA transcriptional adaptor/HAT (histone acetyltransferase) complexes chromatin silencing at rDNA|chromatin modification|regulation of transcription from RNA polymerase II promoter|positive regulation of histone acetylation|chromatin silencing at telomere chromatin binding|transcription coactivator activity|histone acetyltransferase activity|phosphatidylserine binding SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YER139C RTR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0405723344371907 0.0187841660137217 309 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 YDL084W SUB2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0405520405808304 0.0188081814075554 310 Component of the TREX complex required for nuclear mRNA export; member of the DEAD-box RNA helicase superfamily and is involved in early and late steps of spliceosome assembly; homolog of the human splicing factor hUAP56; relocalizes from nucleus to cytoplasm upon DNA replication stress mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|mRNA splicing, via spliceosome|transcription elongation from RNA polymerase II promoter|chromatin silencing at telomere ATP-dependent RNA helicase activity chromosome, telomeric region|nucleus|transcription export complex|spliceosomal complex YDR120C TRM1 hom FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0404863099147489 0.0190015760325404 311 tRNA methyltransferase; two forms of the protein are made by alternative translation starts; localizes to both the nucleus and mitochondrion to produce the modified base N2,N2-dimethylguanosine in tRNAs in both compartments tRNA methylation tRNA (guanine-N2-)-methyltransferase activity mitochondrion|nuclear envelope|nuclear inner membrane YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0404723584811953 0.0190428472080204 312 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 YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0404188165890027 0.0192199313961601 313 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 YOR121C_d YOR121C hom 0.0403924304509982 0.019371083039383 314 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene GCY1/YOR120W Unknown Unknown Unknown YMR185W RTP1 het 0.0402724435399388 0.0196428971422826 315 Protein required for the nuclear import and biogenesis of RNA pol II; conflicting evidence on whether null mutant is viable with elongated buds, or inviable; interacts with Rpb2, Rpb3, Nup116p, Nup100p and components of the R2TP complex (Rvb1p, Rvb2p, Pih1p); similar to human TMCO7 gene biological_process molecular_function cellular_component YKL018C-A_p YKL018C-A hom 0.0402045503732908 0.0198504019580824 316 Putative protein of unknown function; identified by homology; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YHR132W-A IGO2 hom FT NUCLEUS 0.0401451743782583 0.0200334408388671 317 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 YGL005C COG7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0400360082117474 0.0205431409192902 318 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function mitochondrion|Golgi transport complex YDR162C NBP2 hom FF|FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0400325294732399 0.0205541341652686 319 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 YNL205C_d YNL205C hom 0.0399849597728772 0.0206291184487214 320 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL004W ATP16 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0398918895540578 0.0208308800246528 321 Delta subunit of the central stalk 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 YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0398790644348726 0.0208719839884165 322 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 YLL055W YCT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0398089477632247 0.0210979563683051 323 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 YGL008C PMA1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0398064228878765 0.0211061331390514 324 Plasma membrane H+-ATPase, pumps protons out of the cell; major regulator of cytoplasmic pH and plasma membrane potential; P2-type ATPase; Hsp30p plays a role in Pma1p regulation; interactions with Std1p appear to propagate [GAR+] proton transport|regulation of pH|transmembrane transport hydrogen-exporting ATPase activity, phosphorylative mechanism mitochondrion|integral to membrane|membrane raft|plasma membrane YGR054W YGR054W hom FT TRANSLATION 0.0398042314102247 0.0211132324434009 325 Eukaryotic initiation factor (eIF) 2A; associates specifically with both 40S subunits and 80 S ribosomes, and interacts genetically with both eIF5b and eIF4E; homologous to mammalian eIF2A translational initiation translation initiation factor activity cytosolic ribosome|cytosolic small ribosomal subunit|ribosome YIL086C_d YIL086C hom 0.0397976369707292 0.0211346077126832 326 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL020C RPN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0397787209224787 0.0214090582468903 327 Transcription factor that stimulates expression of proteasome genes; Rpn4p levels are in turn regulated by the 26S proteasome in a negative feedback control mechanism; RPN4 is transcriptionally regulated by various stress responses; relative distribution to the nucleus increases upon DNA replication stress positive regulation of proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|regulation of DNA repair|negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YIL009W FAA3 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0397683790444455 0.0212296720279033 328 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 YDL100C GET3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0397529708521776 0.0212992148936815 329 Guanine nucleotide exchange factor for Gpa1p; amplifies G protein signaling; subunit of the GET complex, which is involved in Golgi to ER trafficking and insertion of proteins into the ER membrane; has low-level ATPase activity; protein abundance increases in response to DNA replication stress retrograde vesicle-mediated transport, Golgi to ER|pheromone-dependent signal transduction involved in conjugation with cellular fusion|response to heat|protein insertion into ER membrane|response to metal ion|posttranslational protein targeting to membrane ATPase activity|guanyl-nucleotide exchange factor activity endoplasmic reticulum|GET complex YDR455C_d YDR455C hom FF 0.0395782176641828 0.0218566618827844 330 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 YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0395675752377081 0.0218922225513261 331 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 YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0395527723170377 0.021941768786805 332 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 YHR078W_p YHR078W hom 0.0394264189783593 0.0223686640523333 333 High osmolarity-regulated gene of unknown function biological_process molecular_function integral to membrane YER148W SPT15 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0393787461987411 0.0225517192962506 334 TATA-binding protein, general transcription factor that interacts with other factors to form the preinitiation complex at promoters, essential for viability transposon integration|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly RNA polymerase III regulatory region DNA binding|RNA polymerase I transcription factor recruiting transcription factor activity|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|RNA polymerase II activating transcription factor binding|DNA binding, bending|sequence-specific DNA binding|RNA polymerase II core promoter sequence-specific DNA binding|TFIIIB-type transcription factor activity|chromatin binding|RNA polymerase I transcription factor binding transcription factor TFIIIB complex|RNA polymerase I upstream activating factor complex|nucleus|RNA polymerase I core factor complex|transcription factor TFIID complex YLR181C VTA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0391152020896971 0.0234510451731938 335 Multivesicular body (MVB) protein involved in endosomal protein sorting; regulates Vps4p activity by promoting its oligomerization; has an N-terminal Vps60- and Did2- binding domain, a linker region, and a C-terminal Vps4p binding domain late endosome to vacuole transport via multivesicular body sorting pathway|positive regulation of protein oligomerization|late endosome to vacuole transport ATPase activator activity endosome|endosome membrane|multivesicular body YKL145W RPT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0390313376061227 0.0237503780215856 336 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 YNL244C SUI1 het FT TRANSLATION 0.0389383626112963 0.0241705487516882 337 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 YKL138C MRPL31 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0389263381092234 0.024235560822158 338 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YOR268C_p YOR268C hom 0.0388177754275138 0.024527637342361 339 Putative protein of unknown function; sporulation is abnormal in homozygous diploid; YOR268C is not an essential gene biological_process molecular_function cellular_component YHR183W GND1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.038814853699629 0.0246454112118334 340 6-phosphogluconate dehydrogenase (decarboxylating); catalyzes an NADPH regenerating reaction in the pentose phosphate pathway; required for growth on D-glucono-delta-lactone and adaptation to oxidative stress; GND1 has a paralog, GND2, that arose from the whole genome duplication cellular response to oxidative stress|pentose-phosphate shunt, oxidative branch phosphogluconate dehydrogenase (decarboxylating) activity mitochondrion|cytoplasm YAL058W CNE1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0386594374312793 0.0252267765067608 341 Calnexin; integral membrane ER chaperone involved in folding and quality control of glycoproteins; chaperone activity is inhibited by Mpd1p, with which Cne1p interacts; 24% identical to mammalian calnexin; Ca+ binding not yet shown in yeast protein folding|ER-associated protein catabolic process unfolded protein binding integral to endoplasmic reticulum membrane YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0385836332819177 0.0254050227097474 342 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 YGR228W_d YGR228W hom 0.0384591296077409 0.0258825275458658 343 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 YDR199W_d YDR199W hom 0.0384450726650757 0.0259591190515727 344 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene VPS64; computationally predicted to have thiol-disulfide oxidoreductase activity Unknown Unknown Unknown YOL101C IZH4 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0384358951378515 0.0259724916650743 345 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 YIR028W DAL4 hom 0.038417244430339 0.0260449028082618 346 Allantoin permease; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process|allantoin transport allantoin uptake transmembrane transporter activity integral to membrane|membrane YFL038C YPT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.038360627594803 0.026265786507762 347 Rab family GTPase, involved in the ER-to-Golgi step of the secretory pathway; complex formation with the Rab escort protein Mrs6p is required for prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p) Golgi vesicle budding|Golgi vesicle docking|early endosome to Golgi transport|macroautophagy|endocytic recycling|protein complex assembly|CVT pathway|retrograde vesicle-mediated transport, Golgi to ER|SNARE complex disassembly|ER to Golgi vesicle-mediated transport|COPII-coated vesicle budding SNARE binding|GTPase activity trans-Golgi network|mitochondrion|Golgi stack|endoplasmic reticulum membrane|Golgi membrane|pre-autophagosomal structure YJL004C SYS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0381921219508284 0.0270240252948215 348 Integral membrane protein of the Golgi required for targeting of the Arf-like GTPase Arl3p to the Golgi; multicopy suppressor of ypt6 null mutation vesicle organization|Golgi to plasma membrane protein transport|Golgi to endosome transport molecular_function trans-Golgi network|integral to membrane|integral to Golgi membrane YCR026C NPP1 hom FT NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0381006007959852 0.0273011526985875 349 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 YPL198W RPL7B hom FT TRANSLATION|NUCLEUS|RIBOSOME 0.0379718277550112 0.0278268020013843 350 Ribosomal 60S subunit protein L7B; contains a conserved C-terminal Nucleic acid Binding Domain (NDB2); homologous to mammalian ribosomal protein L7 and bacterial L30; RPL7B has a paralog, RPL7A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|nucleolus|cytoplasm YOR179C SYC1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0379052485789005 0.0281019814730733 351 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 YDR137W RGP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0378433433159953 0.0286206470177258 352 Subunit of a Golgi membrane exchange factor (Ric1p-Rgp1p) that catalyzes nucleotide exchange on Ypt6p retrograde transport, endosome to Golgi guanyl-nucleotide exchange factor activity Golgi apparatus|Ric1p-Rgp1p complex|Golgi membrane|guanyl-nucleotide exchange factor complex YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.037687977945996 0.029136403646623 353 Cis-prenyltransferase involved in dolichol synthesis; participates in endoplasmic reticulum (ER) protein sorting dolichol biosynthetic process|protein glycosylation|ER to Golgi vesicle-mediated transport dehydrodolichyl diphosphate synthase activity|prenyltransferase activity endoplasmic reticulum YNL139C THO2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.0376199393293886 0.0293079050457371 354 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 YML081W TDA9 hom FT NUCLEUS 0.0373128100138614 0.030655535911896 355 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 YLR006C SSK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.03730695224024 0.0306817473328517 356 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 YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0373005407912599 0.030710458298925 357 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 YDR402C DIT2 hom FT CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.037286892706775 0.0307716522793167 358 N-formyltyrosine oxidase, sporulation-specific microsomal enzyme involved in the production of N,N-bisformyl dityrosine required for spore wall maturation, homologous to cytochrome P-450s ascospore wall assembly oxidoreductase activity cellular_component YCR050C_p YCR050C hom 0.0372811199467788 0.030822522455671 359 Non-essential protein of unknown function; deletion mutant is synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0372356498271848 0.0312034747010158 360 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 YHR063C PAN5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.037178491500149 0.0312614182798987 361 2-dehydropantoate 2-reductase, part of the pantothenic acid pathway, structurally homologous to E. coli panE pantothenate biosynthetic process 2-dehydropantoate 2-reductase activity cytoplasm YDR345C HXT3 hom FT PLASMA MEMBRANE 0.0370607142513415 0.0318011092557021 362 Low affinity glucose transporter of the major facilitator superfamily; expression is induced in low or high glucose conditions; HXT3 has a paralog, HXT5, that arose from the whole genome duplication hexose transport|transmembrane transport mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0370432633609808 0.031881749850141 363 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 YJL158C CIS3 hom FT CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0369922546942916 0.0321184663839322 364 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 YDR299W BFR2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0369515939992756 0.03230823790562 365 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 YER046W-A_d YER046W-A hom 0.0367601238219131 0.0332148270789322 366 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR267W_p BOP2 hom 0.0366685865557507 0.0336558782768224 367 Protein of unknown function biological_process molecular_function cellular_component YHR135C YCK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.036665100863015 0.0336727717718741 368 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 YBR260C RGD1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0366072691731514 0.0339541140588197 369 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 YMR136W GAT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.036558107386594 0.034194855851281 370 Protein containing GATA family zinc finger motifs; similar to Gln3p and Dal80p; expression repressed by leucine regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YML075C HMG1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0364451350793159 0.0348890985409653 371 HMG-CoA reductase; catalyzes the conversion of HMG-CoA to mevalonate, which is a rate-limiting step in sterol biosynthesis; one of two isozymes; localizes to the nuclear envelope; overproduction induces the formation of karmellae; forms foci at the nuclear periphery upon DNA replication stress ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway hydroxymethylglutaryl-CoA reductase (NADPH) activity nuclear envelope|integral to membrane|endoplasmic reticulum membrane YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0363456149600583 0.0353890347470637 372 Isoamyl acetate-hydrolyzing esterase, required in balance with alcohol acetyltransferase to maintain optimal amounts of isoamyl acetate, which is particularly important in sake brewing acetate metabolic process hydrolase activity, acting on ester bonds cellular_component YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0363156781683018 0.0354034483187686 373 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 YML113W DAT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0362459223966351 0.035757883315491 374 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 YDR210W_p YDR210W hom FT PLASMA MEMBRANE 0.0362442293549335 0.0357665232702754 375 Predicted tail-anchored plasma membrane protein containing a conserved CYSTM module; related proteins in other organisms may be involved in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YKR040C_d YKR040C hom 0.0362094576817282 0.0359443645957936 376 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YKR041W Unknown Unknown Unknown YLR063W_p YLR063W hom 0.0360949869752004 0.0365351643894643 377 Putative S-adenosylmethionine-dependent methyltransferase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR063W is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cytoplasm YGL104C VPS73 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|MITOCHONDRION 0.0360858012262257 0.0366950079271753 378 Mitochondrial protein; mutation affects vacuolar protein sorting; putative transporter; member of the sugar porter family transport|transmembrane transport|protein targeting to vacuole substrate-specific transmembrane transporter activity mitochondrion|integral to membrane YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.036002511603313 0.0370184635853165 379 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 YDR357C_p CNL1 hom 0.0360007038800894 0.0370561740121257 380 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 YAL021C CCR4 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0359877690520588 0.0370960125120654 381 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 YNL268W LYP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0359563873691492 0.0372615472583201 382 Lysine permease; one of three amino acid permeases (Alp1p, Can1p, Lyp1p) responsible for uptake of cationic amino acids basic amino acid transport basic amino acid transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YPL034W_p YPL034W hom 0.0358328400999433 0.037919366215969 383 Putative protein of unknown function; YPL034W is not essential gene biological_process molecular_function cellular_component YEL006W YEA6 hom FT MITOCHONDRION 0.0357973611550314 0.0381100864204434 384 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 YPR121W THI22 hom 0.0357714979209533 0.0382496297932024 385 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 YML013W UBX2 hom FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0357594093405925 0.0383150016928916 386 Bridging factor involved in ER-associated protein degradation (ERAD); bridges the cytosolic Cdc48p-Npl1p-Ufd1p ATPase complex and the membrane associated Ssm4p and Hrd1p ubiquitin ligase complexes; contains a UBX (ubiquitin regulatory X) domain and a ubiquitin-associated (UBA) domain; redistributes from the ER to lipid droplets during the diauxic shift and stationary phase; required for the maintenance of lipid homeostasis proteasomal ubiquitin-dependent protein catabolic process|ER-associated protein catabolic process|lipid particle organization protein binding, bridging mitochondrial outer membrane|Doa10p ubiquitin ligase complex|integral to endoplasmic reticulum membrane|lipid particle|endoplasmic reticulum YNL321W VNX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0357056623901637 0.0386068018150947 387 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 YJL083W TAX4 hom FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS 0.0356042507583553 0.0391625232430174 388 EH domain-containing protein; involved in regulating phosphatidylinositol 4,5-bisphosphate levels and autophagy; Irs4p and Tax4p bind and activate the PtdIns phosphatase Inp51p; Irs4p and Tax4p are involved in localizing Atg17p to the PAS; TAX4 has a paralog, IRS4, that arose from the whole genome duplication autophagy|fungal-type cell wall organization|inositol lipid-mediated signaling|CVT pathway|cellular response to starvation molecular_function pre-autophagosomal structure YDR273W DON1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0355614923189872 0.0394870517661475 389 Meiosis-specific component of the spindle pole body, part of the leading edge protein (LEP) coat, forms a ring-like structure at the leading edge of the prospore membrane during meiosis II meiosis|ascospore wall assembly molecular_function prospore membrane YDR155C CPR1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0355360823859945 0.0398056905381459 390 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 YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0355100190274833 0.0396849713305559 391 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 YOR159C SME1 het FT RNA PROCESSING|NUCLEUS 0.0354429935617698 0.0400601680362724 392 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 YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.0353063403929218 0.0408344518545414 393 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 YLR095C IOC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0352824983288283 0.0409708328271279 394 Member of a complex (Isw1b) with Isw1p and Ioc4p that exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing, contains a PHD finger motif chromatin remodeling protein binding|nucleosome binding|ATPase activity|DNA binding ISW1 complex YBR271W EFM2 hom 0.0352629897180595 0.0410827124425632 395 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 YDR094W_d YDR094W hom 0.0352592425990618 0.0411042313270266 396 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF DNF2 Unknown Unknown Unknown YKR014C YPT52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0352515767004834 0.0411482846437081 397 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 YBR270C_p BIT2 hom 0.0352025416378774 0.0414310192630029 398 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 YGL019W CKB1 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0351971792152296 0.0415836131886443 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 YKL124W SSH4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0350362117281073 0.042402351885852 400 Specificity factor required for Rsp5p-dependent ubiquitination and sorting of cargo proteins at the multivesicular body; identified as a high-copy suppressor of a SHR3 deletion, increasing steady-state levels of amino acid permeases protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|vesicle-mediated transport molecular_function fungal-type vacuole YHR012W VPS29 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0349677679896269 0.0428076044120653 401 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 YNL155W YNL155W hom FT NUCLEUS 0.0349470906386295 0.0429617196531188 402 Protein of unknown function; contains a DHHC domain and an AN1-type zinc finger; predicted to have thiol-disulfide oxidoreductase active site; transcriptionally regulated by Rpn4p along with proteasome subunit genes; putative ortholog of human AIRAP, which stimulates proteasome activity in response to arsenic; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YPR113W PIS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0349100233106419 0.0432455574010691 403 Phosphatidylinositol synthase, required for biosynthesis of phosphatidylinositol, which is a precursor for polyphosphoinositides, sphingolipids, and glycolipid anchors for some of the plasma membrane proteins phosphatidylinositol biosynthetic process CDP-diacylglycerol-inositol 3-phosphatidyltransferase activity mitochondrial outer membrane|mitochondrion|integral to membrane|Golgi apparatus YPL183W-A RTC6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0348887488655419 0.0432795392946648 404 Protein involved in translation; mutants have defects in biogenesis of nuclear ribosomes; sequence similar to prokaryotic ribosomal protein L36, may be a mitochondrial ribosomal protein; protein abundance increases in response to DNA replication stress mitochondrial translation|ribosome biogenesis structural constituent of ribosome mitochondrial large ribosomal subunit YPR170C_d YPR170C hom 0.0348510165869321 0.0435064376556683 405 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORFs YPR169W-A and YPR170W-B Unknown Unknown Unknown YJR079W_p YJR079W hom 0.0347928006354558 0.04420595918361 406 Putative protein of unknown function; mutation results in impaired mitochondrial respiration biological_process molecular_function cellular_component YJR004C SAG1 hom 0.034745063825709 0.0441489477665218 407 Alpha-agglutinin of alpha-cells, binds to Aga1p during agglutination, N-terminal half is homologous to the immunoglobulin superfamily and contains binding site for a-agglutinin, C-terminal half is highly glycosylated and contains GPI anchor agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YPR111W DBF20 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0346315540259646 0.0448461487321231 408 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 YML063W RPS1B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0346042048395225 0.045015513855697 409 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 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 0.0346029925520146 0.0450870528799677 410 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 YKR084C HBS1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM 0.0345774128226938 0.0451819510176332 411 GTPase with similarity to translation release factors; together with binding partner Dom34p, facilitates ribosomal subunit dissociation and peptidyl-tRNA release when translation is stalled; genetically implicated in mRNA no-go decay nuclear-transcribed mRNA catabolic process, no-go decay|ribosome disassembly|nonfunctional rRNA decay ribosome binding|GTPase activity cytoplasm YJL089W SIP4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0345297596614849 0.04547926305842 412 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 YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0345146811340765 0.0455736818106703 413 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 YFR023W PES4 hom FT NUCLEUS 0.0345099390809895 0.0456034097136189 414 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 YNL058C_p YNL058C hom 0.0344920080773446 0.0457159667540616 415 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 YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0344367715924494 0.0461941677769965 416 Mitochondrial RNA polymerase; single subunit enzyme similar to those of T3 and T7 bacteriophages; requires a specificity subunit encoded by MTF1 for promoter recognition; Mtf1p interacts with and stabilizes the Rpo41p-promoter complex, enhancing DNA bending and melting to facilitate pre-initiation open complex formation transcription from mitochondrial promoter|mitochondrial genome maintenance DNA-directed RNA polymerase activity mitochondrial nucleoid|mitochondrion|mitochondrial DNA-directed RNA polymerase complex|mitochondrial matrix YGL258W VEL1 hom 0.0344364575431338 0.0460661564184104 417 Protein of unknown function; highly induced in zinc-depleted conditions and has increased expression in NAP1 deletion mutants; VEL1 has paralog YOR387C biological_process molecular_function cytosol YGR275W RTT102 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0344235553904483 0.0461478137351648 418 Component of both the SWI/SNF and RSC chromatin remodeling complexes; suggested role in chromosome maintenance; possible weak regulator of Ty1 transposition; protein abundance increases in response to DNA replication stress chromosome segregation|nucleosome disassembly|chromatin remodeling|transcription elongation from RNA polymerase II promoter molecular_function RSC complex|SWI/SNF complex|nucleus YLR020C YEH2 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0343934002588542 0.0463391398634971 419 Steryl ester hydrolase, catalyzes steryl ester hydrolysis at the plasma membrane; involved in sterol metabolism cell wall mannoprotein biosynthetic process|sterol metabolic process sterol esterase activity integral to membrane|plasma membrane YJR076C CDC11 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0343469741606316 0.0467660144508871 420 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 YAL049C AIM2 hom 0.0343459427738364 0.0466415964454577 421 Cytoplasmic protein involved in mitochondrial function or organization; null mutant displays reduced frequency of mitochondrial genome loss; potential Hsp82p interactor biological_process molecular_function cytoplasm YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.0342414955220556 0.0476111148747325 422 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 YLR098C CHA4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0341365274459738 0.0479961491448775 423 DNA binding transcriptional activator, mediates serine/threonine activation of the catabolic L-serine (L-threonine) deaminase (CHA1); Zinc-finger protein with Zn[2]-Cys[6] fungal-type binuclear cluster domain positive regulation of transcription, DNA-dependent|cellular amino acid catabolic process sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YPL063W TIM50 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.034061506760692 0.0484893732759761 424 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 YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0340265566729472 0.0487206016986178 425 Subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde protein transport; peripheral membrane protein that assembles onto the membrane with Vps5p to promote vesicle formation; required for recruiting the retromer complex to the endosome membranes retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding endosome|retromer complex, outer shell|retromer complex YIL062C ARC15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0339655439622911 0.049126477096383 426 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches; has mRNA binding activity mitochondrion inheritance|actin cortical patch assembly mRNA binding|structural molecule activity Arp2/3 protein complex|extrinsic to mitochondrial outer membrane YBR150C TBS1 hom FT TRANSCRIPTION FROM RNA POL II|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.033947553405525 0.0494501656475368 427 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; TBS1 has a paralog, HAL9, that arose from the whole genome duplication biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YML018C YML018C hom 0.0339423703718276 0.0494509471148065 428 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the membrane of the vacuole; physical interaction with Atg27p suggests a possible role in autophagy; YML018C is not an essential gene; relative distribution to the vacuolar membrane decreases upon DNA replication stress; YML018C has a paralog, THI74, that arose from the whole genome duplication biological_process molecular_function 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 0.0339332409061731 0.0493425128972424 429 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 YGL124C MON1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0339271200715979 0.0493835373598934 430 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 YOR106W VAM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0339082155985866 0.0495104238950195 431 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 YNL179C_d YNL179C hom 0.0337908789653627 0.0503041138668127 432 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 YNL101W AVT4 hom FT VACUOLAR TRANSPORT 0.0337401562135261 0.0506504983558868 433 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|fungal-type vacuole YJL034W KAR2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0337090414682478 0.0508639669597943 434 ATPase involved in protein import into the ER, also acts as a chaperone to mediate protein folding in the ER and may play a role in ER export of soluble proteins; regulates the unfolded protein response via interaction with Ire1p karyogamy involved in conjugation with cellular fusion|posttranslational protein targeting to membrane, translocation|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|response to unfolded protein unfolded protein binding|ATPase activity endoplasmic reticulum|luminal surveillance complex YDR451C YHP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0336544016795956 0.0512406562014553 435 Homeobox transcriptional repressor; binds Mcm1p and early cell cycle box (ECB) elements of cell cycle regulated genes, thereby restricting ECB-mediated transcription to the M/G1 interval; YHP1 has a paralog, YOX1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II regulatory region sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nuclear chromatin|nucleus YLR427W MAG2 hom 0.0336455136669118 0.0513021507853151 436 Cytoplasmic protein of unknown function; induced in response to mycotoxin patulin; ubiquitinated protein similar to the human ring finger motif protein RNF10; predicted to be involved in repair of alkylated DNA due to interaction with MAG1 biological_process molecular_function cytoplasm YHR181W SVP26 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0335985307229221 0.0516282443437092 437 Integral membrane protein of the early Golgi apparatus and endoplasmic reticulum, involved in COP II vesicle transport; may also function to promote retention of proteins in the early Golgi compartment protein retention in Golgi apparatus|fungal-type cell wall organization|protein glycosylation|ER to Golgi vesicle-mediated transport COPII adaptor activity integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum|integral to Golgi membrane|ER to Golgi transport vesicle YGR070W ROM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0335773989922646 0.051950302823268 438 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 YDL077C VAM6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0335615883430935 0.0518858655668907 439 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 YNL273W TOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0335139671463694 0.0523600879157447 440 Subunit of a replication-pausing checkpoint complex (Tof1p-Mrc1p-Csm3p) that acts at the stalled replication fork to promote sister chromatid cohesion after DNA damage, facilitating gap repair of damaged DNA; interacts with the MCM helicase DNA repair|DNA replication checkpoint|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|DNA replication|mitotic sister chromatid cohesion molecular_function nuclear chromosome|replication fork protection complex|nuclear replication fork YBR222C PCS60 hom 0.0335060295767979 0.0522753333782534 441 Peroxisomal protein that binds AMP and mRNA, localizes to both the peroxisomal peripheral membrane and matrix, expression is highly inducible by oleic acid, similar to E. coli long chain acyl-CoA synthetase biological_process mRNA binding|AMP binding integral to membrane|peroxisomal matrix|peroxisomal membrane|cytoplasm YMR215W GAS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0334702033572913 0.0525277693330537 442 Low abundance, possibly inactive member of the GAS family of GPI-containing proteins; putative 1,3-beta-glucanosyltransferase with similarity to other GAS family members; localizes to the cell wall; mRNA induced during sporulation biological_process 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane|plasma membrane YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0334644550580232 0.0525683672360613 443 Guanine nucleotide exchange factor for Cdc42p; also known as a GEF or GDP-release factor; required for polarity establishment and maintenance, and mutants have morphological defects in bud formation and shmooing; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|small GTPase mediated signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|nucleus|cellular bud neck|mating projection tip|cellular bud tip|cytoplasm YGR022C_d YGR022C hom 0.0333677463290602 0.0532553221072218 444 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF MTL1/YGR023W Unknown Unknown Unknown YGR231C PHB2 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0333285796227084 0.0535712994502235 445 Subunit of the prohibitin complex (Phb1p-Phb2p), a 1.2 MDa ring-shaped inner mitochondrial membrane chaperone that stabilizes newly synthesized proteins; determinant of replicative life span; involved in mitochondrial segregation mitochondrion inheritance|protein folding|negative regulation of proteolysis|replicative cell aging molecular_function mitochondrion|mitochondrial inner membrane YPR020W ATP20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0333200876300787 0.0535966054377915 446 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) YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0333127259345377 0.0536494848566013 447 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 YBR137W YBR137W hom 0.0332741052819535 0.0539276127863914 448 Protein of unknown function; localized to the cytoplasm; binds to Replication Protein A (RPA); also interacts with Sgt2p; YBR137W is not an essential gene biological_process molecular_function TRC complex|cytoplasm YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0332179961473494 0.0543697887348176 449 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 YGR156W PTI1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0332036559327617 0.0544380548575373 450 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 YPL080C_d YPL080C hom 0.0331766902545074 0.0546344984402082 451 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL199C_d YGL199C hom 0.0329667222445466 0.0561844090494615 452 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YIP4/YGL198W Unknown Unknown Unknown YIL092W_p YIL092W hom FT NUCLEUS 0.0329469883015863 0.056331941022211 453 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YDR422C SIP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION 0.0328995997016484 0.0566875375871524 454 Alternate beta-subunit of the Snf1p kinase complex, may confer substrate specificity; vacuolar protein containing KIS (Kinase-Interacting Sequence) and ASC (Association with Snf1 kinase Complex) domains involved in protein interactions signal transduction|protein phosphorylation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|fungal-type vacuole YKR015C_p YKR015C hom 0.0328332855947048 0.0573368082729275 455 Putative protein of unknown function biological_process molecular_function cellular_component YBL076C ILS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0327399511849505 0.0579366525277805 456 Cytoplasmic isoleucine-tRNA synthetase, target of the G1-specific inhibitor reveromycin A cytoplasmic translation|isoleucyl-tRNA aminoacylation isoleucine-tRNA ligase activity cytosol YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0327242248668532 0.0580572188023858 457 Mitochondrial protein of the mitochondrial carrier family, involved in activating mitochondrial Sod2p probably by facilitating insertion of an essential manganese cofactor manganese ion transport|transport transporter activity|metallochaperone activity mitochondrion|integral to membrane|mitochondrial inner membrane YNL002C RLP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.032673770405529 0.0585206464682008 458 Nucleolar protein with similarity to large ribosomal subunit L7 proteins; constituent of 66S pre-ribosomal particles; plays an essential role in processing of precursors to the large ribosomal subunit RNAs ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA binding nucleolus|preribosome, large subunit precursor YMR170C ALD2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0326040299710361 0.0589478225495415 459 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 YMR206W_p YMR206W hom 0.0326026702584149 0.0589583908874397 460 Putative protein of unknown function; not an essential gene; YMR206W has a paralog, YNR014W, that arose from the whole genome duplication biological_process molecular_function cellular_component YOL107W_p YOL107W hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0326023076983175 0.0589612091437033 461 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and colocalizes in a punctate pattern with the early golgi/COPI vesicles; YOL107W is not an essential protein biological_process molecular_function COPI-coated vesicle|Golgi apparatus YMR237W BCH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0325860212503526 0.0590879224883206 462 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 YOR046C DBP5 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|SITE OF POLARIZED GROWTH|NUCLEAR PORE 0.0325801355509203 0.0591337705011052 463 Cytoplasmic ATP-dependent RNA helicase of the DEAD-box family; involved in mRNA export from the nucleus; involved in translation termination; ATP/ADP cycling is regulated by Gle1p and Nup159p translational termination|mRNA export from nucleus RNA helicase activity|inositol hexakisphosphate binding|RNA-dependent ATPase activity nuclear pore cytoplasmic filaments|nucleus|polysome|nuclear pore|cellular bud tip|cytoplasm YBL035C POL12 het FT ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0325476558668263 0.0593873096230928 464 B subunit of DNA polymerase alpha-primase complex, required for initiation of DNA replication during mitotic and premeiotic DNA synthesis; also functions in telomere capping and length regulation telomere capping|lagging strand elongation|DNA replication initiation DNA-directed DNA polymerase activity nuclear envelope|alpha DNA polymerase:primase complex|nucleus YCR101C_p YCR101C hom 0.0325035528869203 0.0597710966348811 465 Putative protein of unknown function; localizes to the membrane fraction; YCR101C is not an essential gene biological_process molecular_function integral to membrane|membrane YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0325016287669249 0.0597481445933517 466 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 YOR194C TOA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0324132874588374 0.0604457997552136 467 TFIIA large subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to largest and second largest subunits of human and Drosophila TFIIA transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly transcription factor TFIIA complex YMR163C INP2 hom FT PEROXISOME ORGANIZATION 0.0324069684507253 0.0605343212929638 468 Peroxisome-specific receptor important for peroxisome inheritance; co-fractionates with peroxisome membranes and co-localizes with peroxisomes in vivo; physically interacts with the myosin V motor Myo2p; INP2 is not an essential gene peroxisome inheritance protein anchor peroxisome|integral to peroxisomal membrane|cytoplasm YNL204C SPS18 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0323377442577841 0.0610477256152773 469 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 YGR114C_d YGR114C het FF 0.0322719435875389 0.0621211433956341 470 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps 5' end of the essential gene SPT6 Unknown Unknown Unknown YLR254C NDL1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0322452778598322 0.0617912414120301 471 Homolog of nuclear distribution factor NudE, NUDEL; interacts with Pac1p and regulates dynein targeting to microtubule plus ends nuclear migration along microtubule microtubule plus-end binding cytoplasmic microtubule|nucleus|cytoplasm YNL034W_p YNL034W hom 0.0322439316250405 0.0618021214764421 472 Putative protein of unknown function; YNL034W is not an essential gene biological_process molecular_function cellular_component YPR139C LOA1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0322019006533538 0.0622205839103489 473 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 YDR179W-A_p YDR179W-A hom 0.0321761721546815 0.0623517940724589 474 Putative protein of unknown function biological_process molecular_function cellular_component YBL021C HAP3 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0321301732137595 0.0627272413954807 475 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; contains sequences contributing to both complex assembly and DNA binding carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0321293343023491 0.0627341059739087 476 ESCRT-I subunit required to stabilize oligomers of the ESCRT-I core complex (Stp22p, Vps28p, Srn2p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; deletion mutant is sensitive to rapamycin and nystatin negative regulation of protein complex assembly|protein targeting to vacuole|endosome transport via multivesicular body sorting pathway ubiquitin binding cytosol|endosome|ESCRT I complex YGL169W SUA5 het FT RNA PROCESSING|TRANSLATION|NUCLEUS|CHROMOSOME 0.0321231643173231 0.0629809323854469 477 Single-stranded telomeric DNA-binding protein, required for normal telomere length; null mutant lacks N6-threonylcarbamoyl adenosine (t6A) modification in the anticodon loop of ANN-decoding tRNA; member of conserved YrdC/Sua5 family threonylcarbamoyladenosine metabolic process|telomere maintenance|regulation of translational fidelity single-stranded telomeric DNA binding cytoplasm YER079W_p YER079W hom FT NUCLEUS 0.0320883928830391 0.0630698735084944 478 Putative protein of unknown function biological_process molecular_function nucleus|cytoplasm YCR008W SAT4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0320601152762888 0.0633026487908505 479 Ser/Thr protein kinase involved in salt tolerance; funtions in regulation of Trk1p-Trk2p potassium transporter; partially redundant with Hal5p; has similarity to Npr1p cellular cation homeostasis|protein phosphorylation|cellular protein localization|G1/S transition of mitotic cell cycle|protein dephosphorylation protein kinase activity cellular_component YAL066W_d YAL066W hom 0.0319163699779519 0.0647763225334404 480 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR064W PER33 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0319028497230022 0.0647698676085143 481 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 YOR178C GAC1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0318996252834293 0.064756982815867 482 Regulatory subunit for Glc7p type-1 protein phosphatase (PP1), tethers Glc7p to Gsy2p glycogen synthase, binds Hsf1p heat shock transcription factor, required for induction of some HSF-regulated genes under heat shock meiosis|glycogen metabolic process|negative regulation of transcription from RNA polymerase II promoter|response to heat|mitotic cell cycle spindle assembly checkpoint protein phosphatase type 1 regulator activity|structural molecule activity|heat shock protein binding protein phosphatase type 1 complex YOR068C VAM10 hom FT MEMBRANE ORGANIZATION 0.03189270971878 0.0646952740139428 483 Protein involved in vacuole morphogenesis; acts at an early step of homotypic vacuole fusion that is required for vacuole tethering vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0318812960607072 0.0647911358084003 484 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 YDL061C RPS29B hom FT TRANSLATION|RIBOSOME 0.0317993704935317 0.0654826611736417 485 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 YCR079W PTC6 hom FT RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0317602964094098 0.0658146176557225 486 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 YOR114W_p YOR114W hom 0.0316485102520894 0.0667719682215721 487 Putative protein of unknown function; null mutant is viable biological_process molecular_function cellular_component YHL036W MUP3 hom 0.0315970270125288 0.0674209883735683 488 Low affinity methionine permease, similar to Mup1p amino acid transport L-methionine transmembrane transporter activity integral to membrane|membrane YGL007W_d BRP1 hom FF 0.0315919672314154 0.067260557453511 489 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YBR116C_d YBR116C hom 0.0315065898737504 0.0680038746111431 490 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TKL2 Unknown Unknown Unknown YPR045C THP3 hom FT RNA PROCESSING|NUCLEUS|CHROMOSOME 0.0314973483063103 0.0680847375317852 491 Protein that forms a complex with Csn12p that is recruited to transcribed genes and may have a role in transcription elongation; possibly involved in splicing based on pre-mRNA accumulation defect for many intron-containing genes mRNA splicing, via spliceosome molecular_function nucleus|transcriptionally active chromatin YCL052C PBN1 het FT LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0314655995384207 0.0683631388646355 492 Essential component of glycosylphosphatidylinositol-mannosyltransferase I, required for the autocatalytic post-translational processing of the protease B precursor Prb1p, localizes to ER in lumenal orientation; homolog of mammalian PIG-X GPI anchor biosynthetic process|ER-associated protein catabolic process|protein processing mannosyltransferase activity endoplasmic reticulum YBR006W UGA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0314376605869919 0.0686501912128974 493 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 YER059W PCL6 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0314137915159216 0.0689021889792098 494 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 YML105C SEC65 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0313834188062664 0.0692956393120668 495 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 YHR037W PUT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0313717204420716 0.0694411489948022 496 Delta-1-pyrroline-5-carboxylate dehydrogenase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; deficiency of the human homolog causes HPII, an autosomal recessive inborn error of metabolism glutamate biosynthetic process|proline catabolic process to glutamate 1-pyrroline-5-carboxylate dehydrogenase activity mitochondrion|mitochondrial matrix YML037C_p YML037C hom 0.0313201385201318 0.0696922991208842 497 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 YPR040W TIP41 hom FT SIGNALING|NUCLEUS 0.0313029780888345 0.069803851179219 498 Protein that interacts with Tap42p, which regulates PP2A; component of the TOR (target of rapamycin) signaling pathway; protein abundance increases in response to DNA replication stress signal transduction molecular_function nucleus|cytoplasm YLR287C_p YLR287C hom 0.0312765539911059 0.0700402864603383 499 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 YLR416C_d YLR416C hom 0.0311679815861094 0.0710186659720937 500 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0311418632670343 0.0712556899267802 501 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 YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0311138855442043 0.0715525794470244 502 Serine/threonine protein kinase, subunit of the transcription factor TFIIH; involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|protein phosphorylation|transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activating kinase activity|protein kinase activity TFIIK complex|holo TFIIH complex YGR281W YOR1 hom FT NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0310874121237558 0.0717519187565833 503 Plasma membrane ATP-binding cassette (ABC) transporter, multidrug transporter mediates export of many different organic anions including oligomycin; similar to human cystic fibrosis transmembrane receptor (CFTR) transport|response to drug xenobiotic-transporting ATPase activity integral to membrane|plasma membrane YIR011C STS1 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS 0.0310001651233524 0.0726381906770118 504 Protein required for localizing proteasomes to the nucleus; interacts with the karyopherin Srp1p; involved in ubiquitin-mediated protein degradation proteasome localization|chromosome segregation|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus YMR099C YMR099C hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0309626996875452 0.0728991267360165 505 Glucose-6-phosphate 1-epimerase (hexose-6-phosphate mutarotase), likely involved in carbohydrate metabolism; GFP-fusion protein localizes to both the nucleus and cytoplasm and is induced in response to the DNA-damaging agent MMS cellular carbohydrate metabolic process glucose-6-phosphate 1-epimerase activity nucleus|cytoplasm YPL018W CTF19 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.030897930363388 0.07350082221942 506 Outer kinetochore protein, needed for accurate chromosome segregation; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) that functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-P and fission yeast fta2 attachment of spindle microtubules to kinetochore|chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function COMA complex|condensed nuclear chromosome kinetochore|nucleus YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.0308926745375269 0.0735498254734122 507 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 YFL019C_d YFL019C hom 0.0308615374389497 0.073840683573972 508 Dubious open reading frame unlikely to encode a protein; YFL019C is not an essential gene Unknown Unknown Unknown YNL146C-A_p YNL146C-A hom 0.0308492792656148 0.073955447277775 509 Putative protein of unknown function biological_process molecular_function cellular_component YML080W DUS1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0307851030075368 0.0745586605973763 510 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 YPR159C-A_p YPR159C-A hom 0.030783915297512 0.0745698620206931 511 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0307555475203496 0.0748378102737142 512 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 YHL034C SBP1 hom FT TRANSLATION|NUCLEUS 0.0307461615936502 0.0749266380484131 513 Protein that binds eIF4G and has a role in repression of translation; has an RGG motif; found in cytoplasmic P bodies; found associated with small nucleolar RNAs snR10 and snR11 negative regulation of translation|negative regulation of translation in response to stress RNA binding|eukaryotic initiation factor 4G binding nucleolus|cytoplasmic mRNA processing body|cytoplasm YNL181W_p YNL181W het FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0305538585059539 0.0768536090754183 514 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 YIL032C_d YIL032C hom 0.0305084723580825 0.077293230951585 515 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML051W GAL80 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEUS 0.0304328942410361 0.0779854559837712 516 Transcriptional regulator involved in the repression of GAL genes in the absence of galactose; inhibits transcriptional activation by Gal4p; inhibition relieved by Gal3p or Gal1p binding negative regulation of kinase activity|galactose metabolic process|negative regulation of transcription from RNA polymerase II promoter|negative regulation of sequence-specific DNA binding transcription factor activity RNA polymerase II activating transcription factor binding|kinase inhibitor activity nucleus|cytoplasm YNL336W COS1 hom 0.0304315418703961 0.0779543202065024 517 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 YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0304261769252678 0.078362606972893 518 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 YIL002C INP51 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0304191421070001 0.0781200594865071 519 Phosphatidylinositol 4,5-bisphosphate 5-phosphatase, synaptojanin-like protein with an N-terminal Sac1 domain, plays a role in phosphatidylinositol 4,5-bisphosphate homeostasis and in endocytosis; null mutation confers cold-tolerant growth phosphatidylinositol dephosphorylation phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity membrane|cytoplasm YPR151C SUE1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0304160229221174 0.0781062039598369 520 Mitochondrial protein required for degradation of unstable forms of cytochrome c protein catabolic process molecular_function mitochondrial envelope YBR161W CSH1 hom FT LIPID METABOLISM 0.0303720043176026 0.0785383241341828 521 Mannosylinositol phosphorylceramide (MIPC) synthase catalytic subunit; forms a complex with regulatory subunit Csg2p; function in sphingolipid biosynthesis is overlapping with that of Sur1p; CSH1 has a paralog, SUR1, that arose from the whole genome duplication glycosphingolipid biosynthetic process|sphingolipid biosynthetic process mannosyltransferase activity|transferase activity, transferring glycosyl groups integral to membrane|fungal-type vacuole YMR182C RGM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0303410544019284 0.078843314880551 522 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 YPR060C ARO7 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0303284989048599 0.0789673152079492 523 Chorismate mutase, catalyzes the conversion of chorismate to prephenate to initiate the tyrosine/phenylalanine-specific branch of aromatic amino acid biosynthesis aromatic amino acid family biosynthetic process chorismate mutase activity nucleus|cytoplasm YIR031C DAL7 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.030291571407309 0.0795571815431324 524 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 YGR218W CRM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0302824195913646 0.0795583115404948 525 Major karyopherin, involved in export of proteins, RNAs, and ribosomal subunits from the nucleus; exportin mRNA export from nucleus|protein export from nucleus|protein localization to kinetochore|ribosomal large subunit export from nucleus protein transporter activity integral to membrane|nucleus|spindle pole body|kinetochore YDL090C RAM1 hom FF|FT PROTEIN PRENYLATION 0.0302747314665262 0.0804476446866413 526 Beta subunit of the CAAX farnesyltransferase (FTase) that prenylates the a-factor mating pheromone and Ras proteins; required for the membrane localization of Ras proteins and a-factor; homolog of the mammalian FTase beta subunit protein farnesylation protein farnesyltransferase activity protein farnesyltransferase complex YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0301989638007434 0.0802559060950519 527 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 YNR037C RSM19 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0301875549856143 0.0803702123514309 528 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S19 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YHR149C SKG6 hom FT SITE OF POLARIZED GROWTH 0.0301687354363311 0.0805590564740308 529 Integral membrane protein that localizes primarily to growing sites such as the bud tip or the cell periphery; potential Cdc28p substrate; Skg6p interacts with Zds1p and Zds2p biological_process molecular_function cell cortex|incipient cellular bud site|integral to membrane|cellular bud neck|cellular bud tip YGL223C COG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0301649203439678 0.0809142437738736 530 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 YMR240C CUS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0301382232197164 0.0808659955986813 531 Protein required for assembly of U2 snRNP into the spliceosome, forms a complex with Hsh49p and Hsh155p spliceosomal complex assembly|mRNA splicing, via spliceosome molecular_function U2 snRNP|U2-type prespliceosome YER175C TMT1 hom 0.0300927383955817 0.0813253137434976 532 Trans-aconitate methyltransferase, cytosolic enzyme that catalyzes the methyl esterification of 3-isopropylmalate, an intermediate of the leucine biosynthetic pathway, and trans-aconitate, which inhibits the citric acid cycle biological_process trans-aconitate 3-methyltransferase activity cytosol YLR350W ORM2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0300839853428052 0.081413946823198 533 Evolutionarily conserved protein, similar to Orm1p; required for resistance to agents that induce unfolded protein response; Orm1p and Orm2p together control membrane biogenesis by coordinating lipid homeostasis with protein quality control; protein abundance increases in response to DNA replication stress cellular sphingolipid homeostasis|negative regulation of sphingolipid biosynthetic process|response to unfolded protein molecular_function integral to membrane|endoplasmic reticulum|SPOTS complex YOL007C CSI2 hom FT SITE OF POLARIZED GROWTH 0.0300788811801758 0.0816476256404304 534 Protein of unknown function; green fluorescent protein (GFP)- fusion protein localizes to the mother side of the bud neck and the vacuole; YOL007C is not an essential gene biological_process molecular_function fungal-type vacuole|cellular bud neck YNL269W BSC4 hom 0.0300120425572541 0.0821454089991656 535 Protein of unknown function, ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough is increased upon depletion of Sup35p biological_process molecular_function cellular_component YGL217C_d YGL217C hom 0.0299754751979314 0.0825192362886558 536 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF KIP3/YGL216W Unknown Unknown Unknown YPR135W CTF4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0298755226277403 0.0835480865596007 537 Chromatin-associated protein, required for sister chromatid cohesion; interacts with DNA polymerase alpha (Pol1p) and may link DNA synthesis to sister chromatid cohesion DNA repair|replicative cell aging|double-strand break repair via break-induced replication|DNA replication initiation|DNA-dependent DNA replication|mitotic sister chromatid cohesion chromatin binding|DNA binding nuclear chromosome|replication fork protection complex|nuclear replication fork|nucleus YJR133W XPT1 hom FT NUCLEOTIDE METABOLISM 0.0298608578133864 0.083884548634812 538 Xanthine-guanine phosphoribosyl transferase, required for xanthine utilization and for optimal utilization of guanine XMP salvage|hypoxanthine metabolic process xanthine phosphoribosyltransferase activity|hypoxanthine phosphoribosyltransferase activity cytoplasm YLR019W PSR2 hom FT PLASMA MEMBRANE 0.0298386079024925 0.0842545710040386 539 Functionally redundant Psr1p homolog, a plasma membrane phosphatase involved in the general stress response; required with Psr1p and Whi2p for full activation of STRE-mediated gene expression, possibly through dephosphorylation of Msn2p response to stress phosphoprotein phosphatase activity plasma membrane YJL120W_d YJL120W hom FF 0.0298247341498137 0.0840748368187867 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 YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0298222113989542 0.084101071297122 541 Protein that stimulates the activity of serine palmitoyltransferase (Lcb1p, Lcb2p) several-fold; involved in sphingolipid biosynthesis 3-keto-sphinganine metabolic process|sphingolipid biosynthetic process enzyme activator activity SPOTS complex YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0297984467274717 0.0843485290000387 542 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 YPR192W AQY1 hom FT PLASMA MEMBRANE 0.0297572490146793 0.0848253473427701 543 Spore-specific water channel that mediates the transport of water across cell membranes, developmentally controlled; may play a role in spore maturation, probably by allowing water outflow, may be involved in freeze tolerance ascospore formation|water transport water channel activity integral to membrane|plasma membrane YOR357C SNX3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0297469509528229 0.0848867671137584 544 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 YLR312C_p YLR312C hom 0.0296425274776636 0.0859867335702198 545 Putative protein of unknown function biological_process molecular_function cellular_component YKR056W TRM2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE 0.0296356801399168 0.0861060736289705 546 tRNA methyltransferase, 5-methylates the uridine residue at position 54 of tRNAs and may also have a role in tRNA stabilization or maturation; endo-exonuclease with a role in DNA repair double-strand break repair|DNA repair|tRNA modification tRNA (m5U54) methyltransferase activity|double-stranded DNA specific 5'-3' exodeoxyribonuclease activity|single-stranded DNA specific endodeoxyribonuclease activity cellular_component YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0296277163233765 0.0861436779506196 547 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 YKL182W FAS1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0295951923274576 0.0866300176991984 548 Beta subunit of fatty acid synthetase, which catalyzes the synthesis of long-chain saturated fatty acids; contains acetyltransacylase, dehydratase, enoyl reductase, malonyl transacylase, and palmitoyl transacylase activities fatty acid biosynthetic process palmitoyltransferase activity|enoyl-[acyl-carrier-protein] reductase (NADPH, B-specific) activity|fatty acid synthase activity|3-hydroxyacyl-[acyl-carrier-protein] dehydratase activity|[acyl-carrier-protein] S-acetyltransferase activity|[acyl-carrier-protein] S-malonyltransferase activity cytosol|fatty acid synthase complex|mitochondrion|lipid particle|cytoplasm YNL278W CAF120 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|SITE OF POLARIZED GROWTH 0.0295678935163101 0.0867799375607848 549 Part of the CCR4-NOT transcriptional regulatory complex; involved in controlling mRNA initiation, elongation, and degradation; CAF120 has a paralog, SKG3, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT complex YER093C TSC11 het FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.029558264571254 0.0868827019243855 550 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 YGL043W DST1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS 0.0295556073747915 0.0869110779824858 551 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 YKR035C_d OPI8 hom 0.029542360539417 0.087288422225084 552 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene DID2/YKR035W-A Unknown Unknown Unknown YKL207W EMC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0295037166075491 0.0874667171138541 553 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; required for respiratory growth; null mutant displays induction of the unfolded protein response; homologous to worm Y62E10A.10/EMC-3, fly CG6750, human TMEM111 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|integral to membrane YKR027W BCH2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.0294957461229816 0.0875523172145132 554 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 YPL187W MF(ALPHA)1 hom FT SIGNALING 0.0294748683529857 0.0877768571146489 555 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)2, although MF(ALPHA)1 produces most alpha-factor pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YGR164W_d YGR164W hom 0.0294696995108017 0.0878325195249466 556 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR061W_p YDR061W hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0293861218019645 0.0887365103644087 557 Protein with similarity to ATP-binding cassette (ABC) transporter family members; lacks predicted membrane-spanning regions; transcriptionally activated by Yrm1p along with genes involved in multidrug resistance biological_process molecular_function mitochondrion YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0293387374512997 0.0893956041948946 558 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 YDR161W_p YDR161W hom FT PROTEOLYSIS|NUCLEUS 0.0293099657712905 0.0895667386385377 559 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 YDR508C GNP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0292853586932167 0.0898363294920958 560 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 YOL090W MSH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0292803667352085 0.0900348947968525 561 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 YIL094C LYS12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.029218245614318 0.0905749286356191 562 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 YJR047C ANB1 hom FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|RIBOSOME 0.0291990210109971 0.0907873983566601 563 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 YER084W_p YER084W hom 0.0291067683456616 0.0918609893313217 564 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YER135C_d YER135C hom 0.0291034430515211 0.0918496778947807 565 Dubious open reading frame unlikely to encode a protein; YER135C is not an essential gene Unknown Unknown Unknown YGL020C GET1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0291007879443608 0.091879329380854 566 Subunit of the GET complex; involved in insertion of proteins into the ER membrane; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for normal mitochondrial morphology and inheritance retrograde vesicle-mediated transport, Golgi to ER|protein insertion into ER membrane protein anchor mitochondrion|integral to membrane|endoplasmic reticulum|GET complex YIR003W AIM21 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0290242749138175 0.0927371129904848 567 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 YBR092C PHO3 hom 0.0289714118811757 0.0933335027091477 568 Constitutively expressed acid phosphatase similar to Pho5p; brought to the cell surface by transport vesicles; hydrolyzes thiamin phosphates in the periplasmic space, increasing cellular thiamin uptake; expression is repressed by thiamin phosphate-containing compound metabolic process|thiamine-containing compound metabolic process acid phosphatase activity cell wall-bounded periplasmic space YLR196W PWP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.028964752605693 0.0934088489331669 569 Protein with WD-40 repeats involved in rRNA processing; associates with trans-acting ribosome biogenesis factors; similar to beta-transducin superfamily rRNA processing molecular_function nucleolus|nucleus|cytoplasm YFR041C ERJ5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0289137230476501 0.0941841209165376 570 Type I membrane protein with a J domain is required to preserve the folding capacity of the endoplasmic reticulum; loss of the non-essential ERJ5 gene leads to a constitutively induced unfolded protein response protein folding molecular_function endoplasmic reticulum YPL181W CTI6 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0289019957375405 0.0941703723307257 571 Protein that relieves transcriptional repression by binding to the Cyc8p-Tup1p corepressor and recruiting the SAGA complex to the repressed promoter; contains a PHD finger domain negative regulation of chromatin silencing at silent mating-type cassette|positive regulation of transcription, DNA-dependent|regulation of DNA-dependent DNA replication initiation|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA methylated histone residue binding|transcription factor binding Rpd3L-Expanded complex|nucleus|Rpd3L complex YDL215C GDH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0288033726335397 0.0954473686973204 572 NAD(+)-dependent glutamate dehydrogenase, degrades glutamate to ammonia and alpha-ketoglutarate; expression sensitive to nitrogen catabolite repression and intracellular ammonia levels nitrogen compound metabolic process glutamate dehydrogenase (NAD+) activity mitochondrion YCR092C MSH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0287997371647462 0.0952915419989744 573 Mismatch repair protein, forms dimers with Msh2p that mediate repair of insertion or deletion mutations and removal of nonhomologous DNA ends, contains a PCNA (Pol30p) binding motif required for genome stability mismatch repair|mitotic recombination|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination DNA insertion or deletion binding|mismatched DNA binding|double-strand/single-strand DNA junction binding|loop DNA binding|Y-form DNA binding MutSbeta complex|nucleus|cytoplasm YFL044C OTU1 hom FT PROTEOLYSIS|NUCLEUS 0.0287811822333712 0.0955545587869668 574 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 YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0287471806855465 0.0958975071807334 575 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 YER183C FAU1 hom FT COFACTOR METABOLISM|MITOCHONDRION 0.0287010523617814 0.0964815721371952 576 5,10-methenyltetrahydrofolate synthetase, involved in folic acid biosynthesis folic acid-containing compound biosynthetic process 5-formyltetrahydrofolate cyclo-ligase activity mitochondrion YJL062W LAS21 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0286278024698798 0.0972853690026982 577 Integral plasma membrane protein involved in the synthesis of the glycosylphosphatidylinositol (GPI) core structure; mutations affect cell wall integrity GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity integral to endoplasmic reticulum membrane|integral to membrane|integral to plasma membrane YDR160W SSY1 het FT PLASMA MEMBRANE 0.0286204047270853 0.0973718987254635 578 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 YPL007C TFC8 het FT NUCLEUS 0.0285539958493923 0.0981514248994168 579 One of six subunits of RNA polymerase III transcription initiation factor complex (TFIIIC); part of TFIIIC TauB domain that binds BoxB promoter sites of tRNA and other genes; linker between TauB and TauA domains; human homolog is TFIIIC-90 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|transcription from RNA polymerase III promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex YMR122C_d YMR122C hom 0.0284970754118753 0.0988235315972466 580 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YAL065C_p YAL065C hom 0.0284874718332006 0.0989372902196614 581 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YKL122C SRP21 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0284735818174728 0.0991020083863033 582 Subunit of the signal recognition particle (SRP), which functions in protein targeting to the endoplasmic reticulum membrane; not found in mammalian SRP; forms a pre-SRP structure in the nucleolus that is translocated to the cytoplasm SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding nucleus|signal recognition particle, endoplasmic reticulum targeting YDR443C SSN2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0284460031859723 0.0994801601348296 583 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; required for stable association of Srb10p-Srb11p kinase; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II transcription coactivator activity|RNA polymerase II transcription factor recruiting transcription factor activity mediator complex YFR034C PHO4 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0283846969480162 0.100363991788912 584 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 YER050C RSM18 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0283367993292544 0.100735786465459 585 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S18 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLL007C_p YLL007C hom 0.0283289319191689 0.100830406201087 586 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL007C is not an essential gene biological_process molecular_function cytoplasm YDL057W_p YDL057W hom 0.0282523561664424 0.1017550689611 587 Putative protein of unknown function; YDL057W is not an essential gene biological_process molecular_function cellular_component YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0282492379593457 0.101792864250402 588 Acetylated cis-Golgi protein, involved in ER to Golgi transport; homolog of human GRASP65; forms a complex with the coiled-coil protein Bug1p; mutants are compromised for the fusion of ER-derived vesicles with Golgi membranes; protein abundance increases in response to DNA replication stress protein secretion|ER to Golgi vesicle-mediated transport|Golgi organization molecular_function COPII vesicle coat|cis-Golgi network|cytoplasm YKL084W HOT13 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0282464623392927 0.101826516493735 589 Zinc-binding mitochondrial intermembrane space (IMS) protein involved in a disulfide relay system for IMS import of cysteine-containing proteins; binds Mia40p and stimulates its Erv1p-dependent oxidation, probably by sequestering zinc protein import into mitochondrial intermembrane space zinc ion binding mitochondrial intermembrane space YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0282143353501097 0.102267834677935 590 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 YGL142C GPI10 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0282110310886324 0.102256871188188 591 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 YML116W-A_d YML116W-A hom 0.0282087566578417 0.102335721842855 592 Putative protein of unknown function Unknown Unknown Unknown YNL052W COX5A hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0281108355276337 0.103481698968329 593 Subunit Va of cytochrome c oxidase; cytochrome c oxidase is the terminal member of the mitochondrial inner membrane electron transport chain; Cox5Ap is predominantly expressed during aerobic growth while its isoform Vb (Cox5Bp) is expressed during anaerobic growth; COX5A has a paralog, COX5B, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YPR164W MMS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.028058535051429 0.104125653955383 594 Subunit of an E3 ubiquitin ligase complex involved in replication repair; stabilizes protein components of the replication fork such as the fork-pausing complex and leading strand polymerase, preventing fork collapse and promoting efficient recovery during replication stress; regulates Ty1 transposition; involved with Rtt101p in nonfunctional rRNA decay replication fork processing|negative regulation of transposition, RNA-mediated|recombinational repair|nonfunctional rRNA decay molecular_function Cul8-RING ubiquitin ligase complex YPR123C_d YPR123C hom FF 0.0280267688395431 0.104673591429668 595 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially/completely overlaps the verified ORF CTR Unknown Unknown Unknown YGL252C RTG2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|SIGNALING|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0279815859940599 0.10507887730125 596 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 YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0279610346606089 0.105334629392123 597 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 YDR170C SEC7 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0279462930360402 0.105518386185032 598 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 YPL263C KEL3 hom 0.0279138300558091 0.105923938920042 599 Cytoplasmic protein of unknown function biological_process molecular_function cytoplasm YDR190C RVB1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0278904856279521 0.10642505404278 600 ATP-dependent DNA helicase, also known as pontin; member of the AAA+ and RuvB-like protein families; similar to Rvb2p; conserved component of multiple complexes including the INO80 complex, the Swr1 complex, and the R2TP complex (Rvb1-Rvb2-Tah1-Pih1); involved in multiple processes such as chromatin remodeling, box C/D snoRNP assembly, and RNA polymerase II assembly regulation of transcription from RNA polymerase II promoter|box C/D snoRNP assembly|chromatin remodeling|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YNL147W LSM7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0278863166109376 0.106268624793544 601 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasm YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.027884472118891 0.106500551937086 602 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 YLR053C_p YLR053C hom 0.0278767775194358 0.106911381950038 603 Putative protein of unknown function biological_process molecular_function cellular_component YML111W BUL2 hom FT UBIQUITIN LIGASE COMPLEX 0.0278727787684309 0.106438551609805 604 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 YDR398W UTP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0278566796725885 0.106640907422165 605 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 YDR218C SPR28 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0278342675972733 0.10786893540063 606 Sporulation-specific homolog of the yeast CDC3/10/11/12 family of bud neck microfilament genes; meiotic septin expressed at high levels during meiotic divisions and ascospore formation sexual sporulation resulting in formation of a cellular spore structural molecule activity spindle microtubule|meiotic spindle|septin complex|prospore membrane|ascospore wall YIR027C DAL1 hom 0.0277805118575087 0.107602425603399 607 Allantoinase, converts allantoin to allantoate in the first step of allantoin degradation; expression sensitive to nitrogen catabolite repression allantoin assimilation pathway allantoinase activity cellular_component YGL159W_p YGL159W hom 0.0277237795629787 0.108533763414614 608 Putative protein of unknown function; deletion mutant has no detectable phenotype biological_process molecular_function cellular_component YOR187W TUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.027691517750281 0.108734537495146 609 Mitochondrial translation elongation factor Tu; comprises both GTPase and guanine nucleotide exchange factor activities, while these activities are found in separate proteins in S. pombe and humans mitochondrial translational elongation|mitochondrial translation GTPase activity|translation elongation factor activity mitochondrion|mitochondrial matrix YOR038C HIR2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.027680824858539 0.109029578058574 610 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 YKL065C YET1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.027596225959943 0.109957183693003 611 Endoplasmic reticulum transmembrane protein; may interact with ribosomes, based on co-purification experiments; homolog of human BAP31 protein biological_process molecular_function ribosome|integral to membrane|endoplasmic reticulum|endoplasmic reticulum membrane YGR115C_d YGR115C het FF 0.0275814947599479 0.110306432237409 612 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified and essential ORF SPT6/YGR115C Unknown Unknown Unknown YPL095C EEB1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.027548527218776 0.110573249662777 613 Acyl-coenzymeA:ethanol O-acyltransferase; responsible for the major part of medium-chain fatty acid ethyl ester biosynthesis during fermentation; possesses short-chain esterase activity; may be involved in lipid metabolism and detoxification; EEB1 has a paralog, EHT1, that arose from the whole genome duplication medium-chain fatty acid catabolic process|medium-chain fatty acid biosynthetic process short-chain carboxylesterase activity|alcohol O-octanoyltransferase activity cellular_component YBL104C SEA4 hom 0.027463136937778 0.11168293288088 614 Subunit of the SEA (Seh1-associated) complex, a coatomer-related complex that associates dynamically with the vacuole; has an N-terminal beta-propeller fold and a C-terminal RING motif; promoter contains multiple GCN4 binding sites biological_process molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane|cytoplasm YGR179C OKP1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0274519348575638 0.111829158076713 615 Outer kinetochore protein required for accurate chromosome segregation; component of COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) a kinetochore sub-complex which functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-Q and fission yeast fta7 attachment of spindle microtubules to kinetochore|chromosome segregation molecular_function COMA complex|condensed nuclear chromosome kinetochore YMR100W MUB1 hom FT CELL DIVISION 0.0274309061609231 0.112371902808888 616 MYND domain-containing protein required for ubiquitination and turnover of Rpn4p; interacts with Ubr2p (E3) and indirectly with Rad6p (E2); short-lived protein degraded in a Ubr2p/Rad6p dependent manner; similar to the A. nidulans samB gene regulation of cell budding|protein monoubiquitination molecular_function cellular_component YKL216W URA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0274140999258367 0.112592239705036 617 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 YBR245C ISW1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0274044885016467 0.11245016863027 618 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 YAL042W ERV46 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0274030921119724 0.112468486625999 619 Protein localized to COPII-coated vesicles, forms a complex with Erv41p; involved in the membrane fusion stage of transport ER to Golgi vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YGR201C_p YGR201C hom 0.0273509343484202 0.11315438383984 620 Putative protein of unknown function biological_process molecular_function cellular_component YER001W MNN1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0273469274569418 0.113207212168746 621 Alpha-1,3-mannosyltransferase, integral membrane glycoprotein of the Golgi complex, required for addition of alpha1,3-mannose linkages to N-linked and O-linked oligosaccharides, one of five S. cerevisiae proteins of the MNN1 family N-glycan processing|protein O-linked glycosylation alpha-1,3-mannosyltransferase activity Golgi apparatus YNL233W BNI4 hom FT PROTEIN LOCALIZATION|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0273369205284372 0.113339232019953 622 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 YGR237C_p YGR237C hom 0.0272517880395228 0.114683621936598 623 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YOL104C NDJ1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0271998866963662 0.11515932060382 624 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 YMR236W TAF9 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0271726662663917 0.115577861122667 625 Subunit (17 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H3 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.0271588942106349 0.115708226318466 626 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 YFL045C SEC53 het FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM 0.0270828275119208 0.117333744070134 627 Phosphomannomutase, involved in synthesis of GDP-mannose and dolichol-phosphate-mannose; required for folding and glycosylation of secretory proteins in the ER lumen protein targeting to ER phosphomannomutase activity cytosol YLR377C FBP1 hom FT CARBOHYDRATE METABOLISM 0.0270342562486478 0.117389812753788 628 Fructose-1,6-bisphosphatase, key regulatory enzyme in the gluconeogenesis pathway, required for glucose metabolism; undergoes either proteasome-mediated or autophagy-mediated degradation depending on growth conditions; interacts with Vid30p gluconeogenesis|reactive oxygen species metabolic process fructose 1,6-bisphosphate 1-phosphatase activity cytosol YDL030W PRP9 het FT RNA PROCESSING|NUCLEUS 0.0269825314850278 0.11825786930976 629 Subunit of the SF3a splicing factor complex, required for spliceosome assembly; acts after the formation of the U1 snRNP-pre-mRNA complex mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YJL217W REE1 hom 0.0269650575444547 0.118331669505268 630 Cytoplasmic protein involved in the regulation of enolase (ENO1); mRNA expression is induced by calcium shortage, copper deficiency (via Mac1p) and the presence of galactose (via Gal4p); mRNA expression is also regulated by the cell cycle biological_process molecular_function cytoplasm YBR027C_d YBR027C hom 0.02694020935098 0.11867131771833 631 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL172W NUP49 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0268853237477104 0.119424252528558 632 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 YOR164C GET4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0268799826092907 0.119497722944055 633 Protein with a role in insertion of tail-anchored proteins into the ER membrane; forms a complex with Mdy2p; highly conserved across species and homologous to human gene C7orf20 protein insertion into ER membrane|posttranslational protein targeting to membrane molecular_function TRC complex|cytoplasm YER152C YER152C hom FT NUCLEUS 0.0268020262044747 0.120574091009383 634 Protein with 2-aminoadipate transaminase activity; shares amino acid similarity with the aminotransferases Aro8p and Aro9p; YER152C is not an essential gene biological_process 2-aminoadipate transaminase activity nucleus|cytoplasm YER163C GCG1 hom FT NUCLEUS 0.026800068988809 0.120878340945806 635 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 YBR089C-A NHP6B hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0267778994525674 0.120908749093647 636 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to the chromosomes; functionally redundant with Nhp6Ap; homologous to mammalian HMGB1 and HMGB2; NHP6B has a paralog, NHP6A, that arose from the whole genome duplication RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling|transcription from RNA polymerase II promoter nucleosome binding|DNA binding, bending|sequence-specific DNA binding nucleus YBR175W SWD3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.02677394296277 0.121019143618999 637 Essential subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres; WD40 beta propeller superfamily member and ortholog of mammalian WDR5 histone H3-K4 methylation|telomere maintenance|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YKR073C_d YKR073C hom 0.0267172590538864 0.121753089538433 638 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL039W_p YPL039W hom 0.0267127408613822 0.121816183626771 639 Putative protein of unknown function; YPL039W is not an essential gene biological_process molecular_function cellular_component YAL048C GEM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.026677925159006 0.122303223280346 640 Outer mitochondrial membrane GTPase, subunit of the ERMES complex; potential regulatory subunit 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; cells lacking Gem1p contain collapsed, globular, or grape-like mitochondria; ortholog of metazoan Miro GTPases mitochondrion inheritance|regulation of mitochondrion organization|phospholipid homeostasis GTPase activity|calcium ion binding mitochondrial outer membrane|ERMES complex|mitochondrion YOR354C MSC6 hom FT CELL CYCLE|MITOCHONDRION 0.0266628187908835 0.122570788163274 641 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 YKL204W EAP1 hom FT TRANSLATION 0.0266269172574626 0.123019522062239 642 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 YBR114W RAD16 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0266068769659732 0.123301840328191 643 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad7p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|damaged DNA binding|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YOR031W CRS5 hom 0.0265834718837411 0.123632200043711 644 Copper-binding metallothionein, required for wild-type copper resistance response to metal ion copper ion binding cytoplasm YML004C GLO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0265297113206074 0.124393638244899 645 Monomeric glyoxalase I, catalyzes the detoxification of methylglyoxal (a by-product of glycolysis) via condensation with glutathione to produce S-D-lactoylglutathione; expression regulated by methylglyoxal levels and osmotic stress methylglyoxal catabolic process to D-lactate|glutathione metabolic process lactoylglutathione lyase activity nucleus|cytoplasm YJL149W DAS1 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.0264741884505675 0.125183870094498 646 Putative SCF ubiquitin ligase F-box protein; interacts physically with both Cdc53p and Skp1 and genetically with CDC34; similar to putative F-box protein YDR131C SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YKL123W_d YKL123W hom 0.0264378023871578 0.125703854350324 647 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene SSH4 Unknown Unknown Unknown YHL025W SNF6 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|NUCLEUS|RSC COMPLEX 0.0264307007964098 0.125805537345576 648 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf5p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|nucleotide-excision repair|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YDR099W BMH2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0264305587943199 0.125807571232866 649 14-3-3 protein, minor isoform; controls proteome at post-transcriptional level, binds proteins and DNA, involved in regulation of many processes including exocytosis, vesicle transport, Ras/MAPK signaling, and rapamycin-sensitive signaling; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress glycogen metabolic process|ascospore formation|Ras protein signal transduction|negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle|DNA damage checkpoint|DNA replication initiation|signal transduction involved in filamentous growth|pseudohyphal growth|fungal-type cell wall chitin biosynthetic process|pre-replicative complex assembly DNA replication origin binding|phosphoserine binding nucleus|plasma membrane YDR381W YRA1 het FT RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.0263643555071688 0.126758588743377 650 RNA binding protein required for export of poly(A)+ mRNA from the nucleus; proposed to couple mRNA export with 3' end processing via its interactions with Mex67p and Pcf11p; functionally redundant with Yra2p, another REF family member mRNA export from nucleus|transcription-coupled nucleotide-excision repair RNA binding transcription export complex YOR202W HIS3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0263534819516714 0.126915321979974 651 Imidazoleglycerol-phosphate dehydratase, catalyzes the sixth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control via Gcn4p histidine biosynthetic process imidazoleglycerol-phosphate dehydratase activity cellular_component YDR493W MZM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.026338051341034 0.127138000100571 652 Protein required for assembly of the cytochrome bc(1) complex; acts as a chaperone for Rip1p and facilitates its insertion into the complex at a late stage of assembly; localized to the mitochondrial matrix; null mutant exhibits a respiratory growth defect and reduced mitochondrial zinc levels, which is characteristic of mutations affecting bc(1) complex assembly; human LYRM7 is a functional ortholog mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|mitochondrial matrix YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0263093867851851 0.127779769477212 653 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 YBR208C DUR1,2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0262953543017804 0.127755742150261 654 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 YOL139C CDC33 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0262935095551637 0.127782484491303 655 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 YKR079C TRZ1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0262777120948077 0.128296325628831 656 tRNA 3'-end processing endonuclease tRNase Z; also localized to mitochondria and interacts genetically with Rex2 exonuclease; homolog of the human candidate prostate cancer susceptibility gene ELAC2 tRNA 3'-trailer cleavage, endonucleolytic 3'-tRNA processing endoribonuclease activity mitochondrion|nucleus|cytoplasm YLR012C_p YLR012C hom 0.0262317137799329 0.128966132699383 657 Putative protein of unknown function; YLR012C is not an essential gene biological_process molecular_function cellular_component YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.026216510472349 0.128902586656087 658 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 YGR046W TAM41 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0262037742369959 0.129088592803111 659 Mitochondrial protein required for cardiolipin biosynthesis; viability of null mutant is strain-dependent; mRNA is targeted to the bud; mutant displays defect in mitochondrial protein import, likely due to altered membrane lipid composition cardiolipin biosynthetic process|protein import into mitochondrial matrix molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YDR337W MRPS28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0261720834462995 0.129609499909 660 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|RNA binding mitochondrion|mitochondrial small ribosomal subunit YOR243C PUS7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0261245438709735 0.130307705599548 661 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 YDR432W NPL3 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS 0.0261227249488101 0.130794009653511 662 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 YMR306C-A_d YMR306C-A hom 0.0261211195224337 0.130358110847721 663 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR223W UBP8 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0261185958149069 0.130337942162442 664 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 YJR001W AVT1 hom FT VACUOLAR TRANSPORT 0.026117763687081 0.131386427718341 665 Vacuolar transporter, imports large neutral amino acids into the vacuole; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters amino acid transport|vacuolar transport transporter activity|L-glutamine transmembrane transporter activity|L-isoleucine transmembrane transporter activity|L-tyrosine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YBL001C ECM15 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0260820169789865 0.130934759813791 666 Non-essential protein of unknown function, likely exists as tetramer, may be regulated by the binding of small-molecule ligands (possibly sulfate ions), may have a role in yeast cell-wall biogenesis fungal-type cell wall organization molecular_function nucleus|cytoplasm YGL063W PUS2 hom FT RNA PROCESSING|MITOCHONDRION 0.0259973637198098 0.132132253940498 667 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 YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0259601134780863 0.13268740575106 668 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 YLR277C YSH1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0259135408870658 0.133384028973865 669 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 YBR101C FES1 hom FT TRANSLATION|RIBOSOME 0.0259112398816465 0.133418520140697 670 Hsp70 (Ssa1p) nucleotide exchange factor; cytosolic homolog of Sil1p, which is the nucleotide exchange factor for BiP (Kar2p) in the endoplasmic reticulum; protein abundance increases in response to DNA replication stress cytoplasmic translation adenyl-nucleotide exchange factor activity cytosol|cytosolic ribosome YOR043W WHI2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0258902384739651 0.133733641896818 671 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 YMR039C SUB1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0258866699921738 0.133787243384242 672 Transcriptional coactivator; facilitates elongation through factors that modify RNAP II; role in peroxide resistance involving Rad2p; role in the hyperosmotic stress response through polymerase recruitment at RNAP II and RNAP III genes; protein abundance increases in response to DNA replication stress termination of RNA polymerase II transcription|hyperosmotic response|RNA polymerase III transcriptional preinitiation complex assembly|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase III promoter transcription coactivator activity nucleus YNL115C_p YNL115C hom 0.025841266201446 0.134470696331843 673 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 YDR501W PLM2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0258313938644481 0.134794141951989 674 Putative transcription factor, contains Forkhead Associated domain; found associated with chromatin; target of SBF transcription factor; induced in response to DNA damaging agents and deletion of telomerase; PLM2 has a paralog, TOS4, that arose from the whole genome duplication response to DNA damage stimulus chromatin binding nuclear chromatin YPR106W ISR1 hom FT PROTEIN PHOSPHORYLATION 0.025790539695719 0.135237458626497 675 Predicted protein kinase, overexpression causes sensitivity to staurosporine, which is a potent inhibitor of protein kinase C biological_process protein kinase activity cellular_component YDR435C PPM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0257893460379265 0.135430376316128 676 Carboxyl methyltransferase, methylates the C terminus of the protein phosphatase 2A catalytic subunit (Pph21p or Pph22p), which is important for complex formation with regulatory subunits cellular protein complex assembly|C-terminal protein methylation protein C-terminal leucine carboxyl O-methyltransferase activity cellular_component YLR348C DIC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.025786912033096 0.135642384100515 677 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 YLR265C NEJ1 hom FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0257849032707632 0.135322864663946 678 Protein involved in regulation of nonhomologous end joining; interacts with DNA ligase IV components Dnl4p and Lif1p; repressed by MAT heterozygosity; regulates cellular distribution of Lif1p double-strand break repair via nonhomologous end joining|double-strand break repair via single-strand annealing DNA end binding DNA ligase IV complex|nucleus YDR293C SSD1 hom FF|FT CELL CYCLE|TRANSLATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0257813225367611 0.136724537007114 679 Translational repressor with a role in polar growth and wall integrity; regulated by Cbk1p phosphorylation to effect bud-specific translational control and localization of specific mRNAs; interacts with TOR pathway components; contains a functional N-terminal nuclear localization sequence and nucleocytoplasmic shuttling appears to be critical to Ssd1p function regulation of fungal-type cell wall organization|negative regulation of translation|intracellular mRNA localization mRNA binding|mRNA 5'-UTR binding|translation repressor activity, nucleic acid binding nucleus|cellular bud|cytoplasmic stress granule|cytoplasmic mRNA processing body|cellular bud neck|cytoplasm YKL041W VPS24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0257778691405119 0.135429507874138 680 One of four subunits of the endosomal sorting complex required for transport III (ESCRT-III); forms an ESCRT-III subcomplex with Did4p; involved in the sorting of transmembrane proteins into the multivesicular body (MVB) pathway intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport molecular_function ESCRT III complex|cytoplasm YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0256802543537076 0.136916135620331 681 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 YGR013W SNU71 het FT RNA PROCESSING|NUCLEUS 0.025672275038084 0.137038211080321 682 Component of U1 snRNP required for mRNA splicing via spliceosome; yeast specific, no metazoan counterpart mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YGL160W AIM14 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0256500399581681 0.137437464016484 683 NADPH oxidase localized to the perinuclear ER; produces superoxide from NADPH; overexpression causes MCA1 dependent apoptosis; likely involved in superoxide-mediated regulation of the actin cytoskeleton; member of a conserved superfamily of NADPH oxidases (NOX enzymes); has similarity to iron/copper reductases (FRE1-8), particularly Fre8p biological_process oxidoreductase activity, oxidizing metal ions integral to membrane|ribosome YJL201W ECM25 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS 0.0256498248738513 0.137382126135875 684 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 YJR105W ADO1 hom FF|FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0256355497982784 0.138189175237236 685 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 YNL182C IPI3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0256316506711885 0.137661024524384 686 Component of the Rix1 complex (Rix1p-Ipi1p-Ipi3p) and 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; highly conserved protein which contains several WD40 motifs; IPI3 is an essential gene ribosomal large subunit assembly|rRNA processing molecular_function nucleoplasm|nucleus YKL082C RRP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0256067223969222 0.138044279233076 687 Essential protein, constituent of 66S pre-ribosomal particles; interacts with proteins involved in ribosomal biogenesis and cell polarity; member of the SURF-6 family ribosomal small subunit biogenesis|ribosomal large subunit biogenesis molecular_function cytosolic large ribosomal subunit|nucleolus YDR143C SAN1 hom FT PROTEOLYSIS|NUCLEUS 0.0255811983227519 0.138437545101558 688 Ubiquitin-protein ligase; involved in the proteasome-dependent degradation of aberrant nuclear proteins; targets substrates with regions of exposed hydrophobicity containing 5 or more contiguous hydrophobic residues; contains intrinsically disordered regions that contribute to substrate recognition nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|response to misfolded protein|response to stress ubiquitin-protein ligase activity nucleus|cytoplasm YPL106C SSE1 hom 0.0255526881646577 0.13887783897302 689 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 YLR041W_d YLR041W hom 0.0255110674757189 0.139522538586297 690 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YLR040C Unknown Unknown Unknown YBR046C ZTA1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0255017893301323 0.139666569349558 691 NADPH-dependent quinone reductase, GFP-tagged protein localizes to the cytoplasm and nucleus; has similarity to E. coli quinone oxidoreductase and to human zeta-crystallin cellular response to oxidative stress NADPH:quinone reductase activity|AU-rich element binding|2-alkenal reductase [NAD(P)] activity nucleus|cytoplasm YBL103C RTG3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.025494682018291 0.139776978178095 692 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 YPL145C KES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0254787818587097 0.14002422295118 693 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 YFL034C-B MOB2 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0254656838402239 0.140228147437549 694 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 YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.025448378272598 0.140497929789282 695 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 YDR469W SDC1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0254287709390169 0.140804077070784 696 Subunit of the COMPASS (Set1C) complex, which methylates lysine 4 of histone H3 and is required in chromatin silencing at telomeres; contains a Dpy-30 domain that mediates interaction with Bre2p; similar to C. elegans and human DPY-30 histone H3-K4 methylation|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex 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 0.0254204225057497 0.141409492061203 697 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 YNL243W SLA2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0253991515804467 0.14126752312822 698 Adaptor protein that links actin to clathrin and endocytosis; involved in membrane cytoskeleton assembly and cell polarization; present in the actin cortical patch of the emerging bud tip; dimer in vivo bipolar cellular bud site selection|fungal-type cell wall organization|actin filament organization|endocytosis|exocytosis protein binding, bridging incipient cellular bud site|mating projection tip|actin cortical patch YDR188W CCT6 het 0.0253302961560051 0.142886011910837 699 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 YEL048C TCA17 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|GOLGI APPARATUS 0.0253293439605283 0.142423931284379 700 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 YOR334W MRS2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0253266660133293 0.142406627380326 701 Mitochondrial inner membrane Mg(2+) channel, required for maintenance of intramitochondrial Mg(2+) concentrations at the correct level to support splicing of group II introns mitochondrial magnesium ion transport magnesium ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YGL176C_p YGL176C hom 0.0253212622131256 0.142670516605155 702 Putative protein of unknown function; deletion mutant is viable and has no detectable phenotype biological_process molecular_function cellular_component YOR020C HSP10 het FT MITOCHONDRION 0.025318536207037 0.142534824948363 703 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 YNL299W TRF5 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0252962860521604 0.14288613680216 704 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 YKL194C MST1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0252887779020222 0.143004834157307 705 Mitochondrial threonyl-tRNA synthetase; aminoacylates both the canonical threonine tRNA tT(UGU)Q1 and the unusual threonine tRNA tT(XXX)Q2 in vitro mitochondrial threonyl-tRNA aminoacylation threonine-tRNA ligase activity mitochondrion YDR282C_p YDR282C hom 0.0252757545533319 0.14321090137969 706 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 YIL139C REV7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0252107263425596 0.144243245471585 707 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 YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.0251837151117935 0.144673729922169 708 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 YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.025171627101924 0.144866697852053 709 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 YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0250757125495193 0.146404830751748 710 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 YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0250731966213374 0.146626029884317 711 Third subunit of DNA polymerase delta, involved in chromosomal DNA replication; required for error-prone DNA synthesis in the presence of DNA damage and processivity; interacts with Hys2p, PCNA (Pol30p), and Pol1p RNA-dependent DNA replication|lagging strand elongation|postreplication repair|base-excision repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|double-strand break repair via break-induced replication|leading strand elongation DNA-directed DNA polymerase activity|single-stranded DNA specific 3'-5' exodeoxyribonuclease activity delta DNA polymerase complex|nucleus YLR422W_p YLR422W hom 0.0250024474166593 0.147588136438513 712 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 YOR242C SSP2 hom FT CELL WALL ORG/BIOGENESIS 0.0249699757404711 0.148356982160381 713 Sporulation specific protein that localizes to the spore wall; required for sporulation at a point after meiosis II and during spore wall formation; SSP2 expression is induced midway in meiosis ascospore wall assembly|ascospore formation molecular_function ascospore wall YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0249576930924742 0.148375057079085 714 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 YIL164C NIT1 hom 0.0249278481052557 0.148861069168974 715 Nitrilase, member of the nitrilase branch of the nitrilase superfamily; in closely related species and other S. cerevisiae strain backgrounds YIL164C and adjacent ORF, YIL165C, likely constitute a single ORF encoding a nitrilase gene biological_process nitrilase activity cellular_component YLR132C USB1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.024926791107799 0.148817715867134 716 Putative phosphodiesterase specific for U6 snRNA 3' end modification; trims the 3' poly(u) tract to leave a terminal 3' phosphate; human homolog, hUSB1 (aka C16orf57) produces a 2',3' cyclic phosphate; mutations in hUSB1 are associated with a rare skin condition (OMIM 604173); essential protein that localizes to the nucleus and mitochondria; overexpression suppresses the respiratory defects of oxa1 and mtf2 mutants U6 snRNA 3'-end processing phosphoric diester hydrolase activity mitochondrion|nucleus|cytoplasm YER162C RAD4 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0249265333059097 0.148821919031911 717 Protein that recognizes and binds damaged DNA (with Rad23p) during nucleotide excision repair; subunit of Nuclear Excision Repair Factor 2 (NEF2); also involved, with Rad23p, in turnover of ubiquitylated proteins proteasomal ubiquitin-dependent protein catabolic process|nucleotide-excision repair damaged DNA binding cytosol|nucleotide-excision repair factor 2 complex|nucleus YDR250C_d YDR250C hom 0.0248903514510197 0.149412721835578 718 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YKL043W PHD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0248425133830856 0.150196599661211 719 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 YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0248164386296783 0.150686058223703 720 Chitin transglycosylase that functions in the transfer of chitin to beta(1-6) and beta(1-3) glucans in the cell wall; similar to and functionally redundant with Crh1; glycosylphosphatidylinositol (GPI)-anchored protein localized to bud neck cell wall chitin metabolic process|fungal-type cell wall organization transferase activity, transferring glycosyl groups cellular bud neck septin ring|fungal-type cell wall YNL334C SNO2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0247614906947802 0.151714535685962 721 Protein of unknown function, nearly identical to Sno3p; expression is induced before the diauxic shift and also in the absence of thiamin pyridoxine metabolic process|thiamine biosynthetic process molecular_function cellular_component YOL121C RPS19A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0247326480602427 0.152008722485539 722 Protein component of the small (40S) ribosomal subunit; required for assembly and maturation of pre-40 S particles; homologous to mammalian ribosomal protein S19, no bacterial homolog; mutations in human RPS19 are associated with Diamond Blackfan anemia; RPS19A has a paralog, RPS19B, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit biogenesis|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YLR169W_d YLR169W hom 0.0247201376274839 0.152216120756403 723 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR108W-A_p YPR108W-A hom 0.0247052110522631 0.152647441850617 724 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0246938231433947 0.152653065588661 725 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 YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0246873716448491 0.152760336439721 726 RNA polymerase I enhancer binding protein; DNA binding protein that binds to genes transcribed by both RNA polymerase I and RNA polymerase II; required for termination of RNA polymerase I transcription; REB1 has a paralog, NSI1, that arose from the whole genome duplication termination of RNA polymerase I transcription|regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleoplasm YEL067C_p YEL067C hom FT MITOCHONDRION 0.0246246968490073 0.153805433199239 727 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 YBR045C GIP1 hom FT CELL WALL ORG/BIOGENESIS 0.0245992642316559 0.154231066105205 728 Meiosis-specific regulatory subunit of the Glc7p protein phosphatase, regulates spore wall formation and septin organization, required for expression of some late meiotic genes and for normal localization of Glc7p ascospore wall assembly|regulation of phosphoprotein phosphatase activity protein phosphatase type 1 regulator activity|protein phosphatase 1 binding protein phosphatase type 1 complex|prospore membrane YOR154W_p SLP1 hom 0.0245712736496563 0.154700541878828 729 Glycosylated integral ER membrane protein of unknown function; forms an ER-membrane associated protein complex with Emp65p; member of the SUN-like family of proteins; genetic interactions suggest a role in folding of ER membrane proteins; required for nuclear envelope localization of Mps3p protein folding in endoplasmic reticulum molecular_function cellular_component YOR263C_d YOR263C hom 0.0245176704666734 0.155602635809294 730 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 YMR181C_p YMR181C hom 0.024507724841614 0.155770449876747 731 Protein of unknown function; mRNA transcribed as part of a bicistronic transcript with a predicted transcriptional repressor RGM1/YMR182C; mRNA is destroyed by nonsense-mediated decay (NMD); not an essential gene; YMR181C has a paralog, YPL229W, that arose from the whole genome duplication biological_process molecular_function cellular_component YGR259C_d YGR259C hom 0.024501880289215 0.156054285666775 732 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF TNA1/YGR260W Unknown Unknown Unknown YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0244902292678601 0.156065988504797 733 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 YLR258W GSY2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0244746628902122 0.156329296075312 734 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 YPL126W NAN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0244523551688026 0.156707221473556 735 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 YNL231C PDR16 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0244401146633038 0.157162446319881 736 Phosphatidylinositol transfer protein (PITP); controlled by the multiple drug resistance regulator Pdr1p; localizes to lipid particles and microsomes; controls levels of various lipids, may regulate lipid synthesis; homologous to Pdr17p; protein abundance increases in response to DNA replication stress response to drug|sterol biosynthetic process|phospholipid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cell periphery|lipid particle|plasma membrane|cytoplasm YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.024342181301111 0.158583889281329 737 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 YPR068C HOS1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.024327563196478 0.158834162119667 738 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 YAL022C FUN26 hom 0.0242632709117164 0.159938442008247 739 Vacuolar membrane transporter with broad nucleoside selectivity; may regulate balance of nicotinamide riboside (NmR) levels between cytosol and vacuole, contributing to salvage of NmR for use in cytosolic NAD+ synthesis nucleoside transport|nicotinamide riboside transport|transmembrane transport nicotinamide riboside transporter activity|nucleoside transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|intracellular|membrane YGR116W SPT6 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0242462810938131 0.160231224999383 740 Nucleosome remodeling protein; functions in various aspects of transcription, chromatin maintenance, and RNA processing; required for the maintenance of chromatin structure during transcription in order to inhibit transcription from promoters within the coding region poly(A)+ mRNA export from nucleus|regulation of transcription by chromatin organization|regulation of mRNA 3'-end processing|transcription antitermination|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|regulation of transcriptional start site selection at RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter by glucose|negative regulation of transcription from RNA polymerase II promoter|nucleosome organization|chromatin maintenance|regulation of nucleosome density|nucleosome assembly|chromatin remodeling|regulation of histone H3-K36 methylation|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to stress core RNA polymerase II binding transcription factor activity|nucleosome binding|histone binding|DNA binding transcription antitermination factor activity mitochondrion|nucleus|transcriptionally active chromatin YDL085W NDE2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0242048137154349 0.161134929136473 741 Mitochondrial external NADH dehydrogenase, catalyzes the oxidation of cytosolic NADH; Nde1p and Nde2p are involved in providing the cytosolic NADH to the mitochondrial respiratory chain glucose catabolic process to ethanol|NADH oxidation NADH dehydrogenase activity mitochondrion YPL082C MOT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0241883546673132 0.161232506981586 742 Essential protein involved in regulation of transcription; removes Spt15p (TBP) from DNA via its C-terminal ATPase activity, forms a complex with TBP that binds TATA DNA with high affinity but with altered specificity; the Mot1p-Spt15p-DNA ternary complex contains unbent DNA regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter|rRNA processing TBP-class protein binding|ATPase activity nuclear chromosome|mitochondrion YGR069W_d YGR069W hom 0.0241508793042978 0.162133257357802 743 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR093C FIP1 het FT RNA PROCESSING|NUCLEUS 0.0241362167499683 0.162137764968373 744 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 YLR460C_p YLR460C hom FT OXIDATION-REDUCTION PROCESS 0.024129571594946 0.162253418114196 745 Member of the quinone oxidoreductase family, up-regulated in response to the fungicide mancozeb; possibly up-regulated by iodine biological_process molecular_function cellular_component YCR016W_p YCR016W hom FT NUCLEUS 0.0241203947087097 0.162413236127116 746 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus and nucleus; predicted to be involved in ribosome biogenesis biological_process molecular_function nucleolus|nucleus YIL144W TID3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.024119128534303 0.162435296221803 747 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 YDR472W TRS31 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0240752318119528 0.163201490714269 748 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 Rab guanyl-nucleotide exchange factor activity TRAPP complex YNL203C_d YNL203C hom 0.0240645119692013 0.163389013142887 749 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR124W CTR1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0240587832209434 0.163489292798405 750 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 YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0240543967134572 0.163566108360212 751 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR171C LCB4 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0240369904930645 0.163871190343611 752 Sphingoid long-chain base kinase, responsible for synthesis of long-chain base phosphates, which function as signaling molecules, regulates synthesis of ceramide from exogenous long-chain bases, localizes to the Golgi and late endosomes calcium-mediated signaling|sphingolipid metabolic process D-erythro-sphingosine kinase activity Golgi apparatus|endoplasmic reticulum|plasma membrane|cortical endoplasmic reticulum YBR159W IFA38 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0240282937385401 0.164023780417953 753 Microsomal beta-keto-reductase; contains oleate response element (ORE) sequence in the promoter region; mutants exhibit reduced VLCFA synthesis, accumulate high levels of dihydrosphingosine, phytosphingosine and medium-chain ceramides fatty acid elongation ketoreductase activity integral to membrane|endoplasmic reticulum YOR170W_d YOR170W hom 0.0240195211428764 0.164177809559471 754 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene LCB4 Unknown Unknown Unknown YNL124W NAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0240120402244954 0.164309245467493 755 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 YMR139W RIM11 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.023985460655673 0.164776875731095 756 Protein kinase; required for signal transduction during entry into meiosis; promotes the formation of the Ime1p-Ume6p complex by phosphorylating Ime1p and Ume6p; shares similarity with mammalian glycogen synthase kinase 3-beta; protein abundance increases in response to DNA replication stress proteolysis|ascospore formation|protein phosphorylation|response to stress protein serine/threonine kinase activity|protein kinase activity cytoplasm YBR107C IML3 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0239846581902561 0.164791009546532 757 Outer kinetochore protein and component of the Ctf19 complex; involved in the establishment of pericentromeric cohesion during mitosis; prevents non-disjunction of sister chromatids during meiosis II; required for localization of Sgo1p to pericentric sites during meiosis I; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-L and fission yeast fta1 establishment of meiotic sister chromatid cohesion|ascospore formation|protein localization to chromosome, centromeric region|meiotic sister chromatid segregation|maintenance of meiotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome outer kinetochore YKL044W_p YKL044W hom 0.0239664590256393 0.165111796296716 758 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YPL052W OAZ1 hom FT TRANSLATION|PROTEOLYSIS 0.0238901828981609 0.166777723836175 759 Regulator of ornithine decarboxylase (Spe1p), antizyme that binds to Spe1p to stimulate ubiquitin-independent degradation by the proteasome; binding of polyamines to nascent Oaz1p during translation stimulates +1 ribosomal frameshifting, allowing translation of full-length Oaz1p Unknown|regulation of proteasomal protein catabolic process ornithine decarboxylase inhibitor activity cytoplasm YOL088C MPD2 hom FT ENDOPLASMIC RETICULUM 0.023850979530889 0.167158248063844 760 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 YDR261C EXG2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0238453006062669 0.1673226963373 761 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 YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0237678079855214 0.168898111802154 762 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA; mutant has increased aneuploidy tolerance endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding mitochondrion|90S preribosome|small-subunit processome|preribosome, small subunit precursor|integral to membrane|t-UTP complex|rDNA heterochromatin|nucleolus YLR092W SUL2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0237674739300259 0.168649906910643 763 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 YPR199C ARR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0236911662942327 0.170021699160174 764 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 YMR258C ROY1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS 0.023654531630804 0.170747024059178 765 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 YDR084C TVP23 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0236472312832281 0.170815307541529 766 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 YKL042W SPC42 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0236378851768513 0.171303836876125 767 Central plaque component of spindle pole body (SPB); involved in SPB duplication, may facilitate attachment of the SPB to the nuclear membrane microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body|intermediate layer of spindle pole body YNL253W TEX1 hom FT RNA LOCALIZATION|NUCLEUS 0.0235748079275194 0.172129556477015 768 Protein involved in mRNA export, component of the transcription export (TREX) complex mRNA export from nucleus molecular_function transcription export complex YPL062W_d YPL062W hom 0.0235082897526587 0.173599935582558 769 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPL062W is not an essential gene; homozygous diploid mutant shows a decrease in glycogen accumulation Unknown Unknown Unknown YBR151W APD1 hom FT NUCLEUS 0.0234602587899174 0.174223668615307 770 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 YJL165C HAL5 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0234348202082283 0.175335415730727 771 Putative protein kinase; overexpression increases sodium and lithium tolerance, whereas gene disruption increases cation and low pH sensitivity and impairs potassium uptake, suggesting a role in regulation of Trk1p and/or Trk2p transporters; HAL5 has a paralog, KKQ8, that arose from the whole genome duplication cellular cation homeostasis|protein phosphorylation|cellular protein localization|protein dephosphorylation protein kinase activity cellular_component YAR015W ADE1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0233467677938233 0.176381625994964 772 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 YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0233337146471745 0.176559110075761 773 Protein involved in N-glycosylation; deletion mutation confers sensitivity to exidative stress and shows synthetic lethality with mutations in the spindle checkpoint genes BUB3 and MAD1; YNL080C is not an essential gene cellular response to oxidative stress|protein N-linked glycosylation molecular_function integral to membrane|endoplasmic reticulum membrane YAL042C-A_d YAL042C-A hom 0.0232631866521217 0.177870823120742 774 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF ERV46/YAL042W; YAL042C-A is a non-essential gene Unknown Unknown Unknown YCR017C CWH43 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0232546640456785 0.178029820385143 775 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 YDL231C BRE4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0232200285616173 0.17867706618747 776 Zinc finger protein containing five transmembrane domains; null mutant exhibits strongly fragmented vacuoles and sensitivity to brefeldin A, a drug which is known to affect intracellular transport endocytosis molecular_function integral to membrane YAL015C NTG1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0232080574546691 0.178901181004816 777 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 YNL022C_p YNL022C hom FT NUCLEUS 0.023199336863354 0.179064573433623 778 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 YGL069C_d YGL069C het 0.0231292209455205 0.180382326217135 779 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 92% of ORF overlaps the uncharacterized ORF YGL068W; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YGL108C YGL108C hom 0.0231008218427376 0.181178451859012 780 Protein of unknown function, predicted to be palmitoylated; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; protein abundance increases in response to DNA replication stress biological_process molecular_function cellular_component YGL154C LYS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0230944261705427 0.181038923359649 781 Phosphopantetheinyl transferase involved in lysine biosynthesis; converts inactive apo-form of Lys2p (alpha-aminoadipate reductase) into catalytically active holo-form by posttranslational addition of phosphopantetheine lysine biosynthetic process via aminoadipic acid|protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity cytoplasm YDR476C_p YDR476C hom FT ENDOPLASMIC RETICULUM 0.0230852540455941 0.181407628206132 782 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDR476C is not an essential gene biological_process molecular_function endoplasmic reticulum YGR052W_p FMP48 hom FT PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.023077747644326 0.181354284717435 783 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; induced by treatment with 8-methoxypsoralen and UVA irradiation protein phosphorylation protein kinase activity mitochondrion YDL073W_p YDL073W hom 0.0230774909807251 0.181554519251486 784 Putative protein of unknown function; YDL073W is not an essential gene biological_process molecular_function cellular_component YJL037W IRC18 hom 0.0230200512676101 0.182448364348105 785 Putative protein of unknown function; expression induced in respiratory-deficient cells and in carbon-limited chemostat cultures; similar to adjacent ORF, YJL038C; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YNL023C FAP1 hom FT NUCLEUS 0.0230081032271675 0.182675541719768 786 Protein that binds to Fpr1p, conferring rapamycin resistance by competing with rapamycin for Fpr1p binding; accumulates in the nucleus upon treatment of cells with rapamycin; has similarity to D. melanogaster shuttle craft and human NFX1 biological_process sequence-specific DNA binding transcription factor activity cytoplasm YPL049C DIG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0229747733610136 0.183310376189368 787 MAP kinase-responsive inhibitor of the Ste12p transcription factor, involved in the regulation of mating-specific genes and the invasive growth pathway; related regulators Dig1p and Dig2p bind to Ste12p negative regulation of transcription from RNA polymerase II promoter by pheromones|Unknown DNA binding|transcription factor binding nucleus YDR531W CAB1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0229415710068079 0.183944405014995 788 Pantothenate kinase (ATP:D-pantothenate 4'-phosphotransferase, EC 2.7.1.33); catalyzes the first committed step in the universal biosynthetic pathway for synthesis of coenzyme A (CoA); transcriptionally regulated by Upc2p via a sterol response element coenzyme A biosynthetic process pantothenate kinase activity nucleus|cytoplasm YHR016C YSC84 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0229348122658046 0.184204520490254 789 Actin-binding protein; involved in bundling of actin filaments and endocytosis of actin cortical patches; activity stimulated by Las17p; contains SH3 domain similar to Rvs167p; YSC84 has a paralog, LSB3, that arose from the whole genome duplication endocytosis|actin filament organization|actin filament bundle assembly|actin cortical patch localization|actin cytoskeleton organization actin filament binding actin cortical patch YFR017C IGD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0229061442145052 0.185081592910716 790 Cytoplasmic protein that inhibits Gdb1p glycogen debranching activity; required for normal intracellular accumulation of glycogen; phosphorylated in vivo; expression increases during wine fermentation; protein abundance increases in response to DNA replication stress; IGD1 has a paralog, YOL024W, that arose from the whole genome duplication negative regulation of glycogen catabolic process enzyme inhibitor activity cytoplasm YKR086W PRP16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0228803232805849 0.185118241905052 791 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 YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0228694120526449 0.185327939899295 792 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 YGR198W YPP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|PLASMA MEMBRANE|CYTOSKELETON 0.0228486447885809 0.186253093545002 793 Cargo-transport protein involved in endocytosis; interacts with phosphatidylinositol-4-kinase Stt4; GFP-fusion protein localizes to the cytoplasm; YGR198W is an essential gene receptor-mediated endocytosis|response to pheromone|protein targeting to vacuole molecular_function endosome|cytosol|ribosome|plasma membrane|actin cortical patch|cytoplasm YDR263C DIN7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0228377409777283 0.186331749602071 794 Mitochondrial nuclease functioning in DNA repair and replication, modulates the stability of the mitochondrial genome, induced by exposure to mutagens, also induced during meiosis at a time nearly coincident with commitment to recombination DNA repair nuclease activity mitochondrion YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0228021514797165 0.186821649402756 795 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 YGL190C CDC55 hom FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.022781281083947 0.1870281307561 796 Non-essential regulatory subunit B of protein phosphatase 2A (PP2A); localization to the cytoplasm requires Zds1p and Zds2p and promotes mitotic entry; localization to the nucleus prevents mitotic exit; required for correct nuclear division and chromosome segregation in meiosis; maintains nucleolar sequestration of Cdc14p during early meiosis; limits formation of PP2A-Rts1p holocomplexes to ensure timely dissolution of sister chromosome cohesion negative regulation of exit from mitosis|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|protein dephosphorylation protein phosphatase type 2A regulator activity nucleus|cellular bud neck|cytoplasm|cellular bud tip YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0227751989013011 0.187211646683054 797 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 YPL166W ATG29 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0227647983465299 0.187478969728688 798 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 YLR423C ATG17 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.022743294698665 0.187764490992525 799 Scaffold protein responsible for phagophore assembly site organization; regulatory subunit of an autophagy-specific complex that includes Atg1p and Atg13p; stimulates Atg1p kinase activity; human ortholog RB1CC1/FIP200 interacts with p53, which inhibits autophagy in human cells piecemeal microautophagy of nucleus|mitochondrion degradation|peroxisome degradation|activation of protein kinase activity|autophagic vacuole assembly protein kinase activator activity|protein complex scaffold pre-autophagosomal structure|Atg1p signaling complex YGL030W RPL30 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0227120732833156 0.188569068271176 800 Ribosomal 60S subunit protein L30; involved in pre-rRNA processing in the nucleolus; autoregulates splicing of its transcript; homologous to mammalian ribosomal protein L30, no bacterial homolog cytoplasmic translation|negative regulation of mRNA splicing, via spliceosome|negative regulation of translation|rRNA processing structural constituent of ribosome|RNA binding|pre-mRNA 5'-splice site binding cytosolic large ribosomal subunit|cytoplasm YKR059W TIF1 hom FT TRANSLATION|RIBOSOME 0.0227110233811074 0.18845763786969 801 Translation initiation factor eIF4A; DEA(D/H)-box RNA helicase that couples ATPase activity to RNA binding and unwinding; forms a dumbbell structure of two compact domains connected by a linker; interacts with eIF4G; protein abundance increases in response to DNA replication stress; TIF1 has a paralog, TIF2, that arose from the whole genome duplication translational initiation ATP-dependent RNA helicase activity|translation initiation factor activity ribosome|eukaryotic translation initiation factor 4F complex YNL333W SNZ2 hom FT COFACTOR METABOLISM 0.0227003726639208 0.18859909926294 802 Member of a stationary phase-induced gene family; transcription of SNZ2 is induced prior to diauxic shift, and also in the absence of thiamin in a Thi2p-dependent manner; forms a coregulated gene pair with SNO2; interacts with Thi11p pyridoxine metabolic process|thiamine biosynthetic process protein binding cellular_component YKR072C SIS2 hom FF|FT CELL CYCLE|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0226949448557026 0.188968708498584 803 Negative regulatory subunit of protein phosphatase 1 Ppz1p and also a subunit of the phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis regulation of mitotic cell cycle|response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex|nucleus|cytoplasm YBL079W NUP170 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0226755650240644 0.189280709794726 804 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 YJR002W MPP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0226743166937113 0.189107083351216 805 Component of the SSU processome and 90S preribosome, required for pre-18S rRNA processing, interacts with and controls the stability of Imp3p and Imp4p, essential for viability; similar to human Mpp10p 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|Mpp10 complex|nucleolus|nucleus|90S preribosome YEL051W VMA8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0226531069460297 0.189521329876464 806 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 YHL013C OTU2 hom 0.0226421158842732 0.189736258514912 807 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 YDR045C RPC11 het FT NUCLEUS 0.0226255603141485 0.190060339074139 808 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 YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0226251354742964 0.190068660809734 809 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 YFL021W GAT1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0226232817086838 0.190104975390029 810 Transcriptional activator of genes involved in nitrogen catabolite repression; contains a GATA-1-type zinc finger DNA-binding motif; activity and localization regulated by nitrogen limitation and Ure2p nitrogen catabolite activation of transcription from RNA polymerase II promoter|nitrogen catabolite activation of transcription sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity cytosol|nucleus YLR057W MNL2 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0226214330335899 0.190141195335901 811 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 YMR119W ASI1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0226047475989961 0.191662550882936 812 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 YGR002C SWC4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0225650583886695 0.191248149808132 813 Component of the Swr1p complex that incorporates Htz1p into chromatin; component of the NuA4 histone acetyltransferase complex DNA repair|histone acetylation|chromosome organization|chromatin modification|chromatin remodeling|histone exchange|establishment of mitotic sister chromatid cohesion DNA binding Swr1 complex|histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YCR034W FEN1 hom FF|FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0225314976077557 0.191909385348673 814 Fatty acid elongase, involved in sphingolipid biosynthesis; acts on fatty acids of up to 24 carbons in length; mutations have regulatory effects on 1,3-beta-glucan synthase, vacuolar ATPase, and the secretory pathway; FEN1 has a paralog, ELO1, that arose from the whole genome duplication fatty acid elongation|vesicle-mediated transport|sphingolipid biosynthetic process fatty acid elongase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum membrane YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.0224875588868931 0.192777631922062 815 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 YBR288C APM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0224705669112474 0.193114172630514 816 Mu3-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0224626493296672 0.193271134415297 817 Nuclear thiol peroxidase which functions as an alkyl-hydroperoxide reductase during post-diauxic growth cellular response to oxidative stress|cell redox homeostasis thioredoxin peroxidase activity nucleus YGR012W YGR012W hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0224402100527434 0.193716489858558 818 Putative cysteine synthase, localized to the mitochondrial outer membrane cysteine biosynthetic process cysteine synthase activity mitochondrial outer membrane|mitochondrion YBL032W HEK2 hom FT CHROMATIN ORGANIZATION|TRANSLATION|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0224367495071995 0.193785238765654 819 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 YDR135C YCF1 hom FT NUCLEOTIDE METABOLISM 0.0224308206380637 0.193903066223622 820 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 YJR012C_p YJR012C het 0.0223978003641112 0.19456025691865 821 Essential protein of unknown function; proposed involvement in transport based on mass spectrometry analysis of copurifying proteins; partially overlaps neighboring ORF, GPI14/YJR013W biological_process molecular_function cellular_component YDL120W YFH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0223884430551511 0.194746788798263 822 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 YDR459C PFA5 hom FT PLASMA MEMBRANE 0.0223693170752536 0.195128460666433 823 Palmitoyltransferase with autoacylation activity; likely functions in pathway(s) outside Ras; member of a family of putative palmitoyltransferases containing an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain protein palmitoylation palmitoyltransferase activity integral to membrane|plasma membrane YDR246W-A_p YDR246W-A hom 0.0223687279441713 0.195140225874399 824 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YFL013W-A_d YFL013W-A hom 0.0223646168336281 0.196224297302726 825 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps IES1/YFL013C; identified by gene-trapping, microarray expression analysis, and genome-wide homology searching Unknown Unknown Unknown YIL149C MLP2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.0223567479244861 0.195379584968651 826 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 YBR102C EXO84 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|SITE OF POLARIZED GROWTH 0.02234299954812 0.195654540647673 827 Exocyst subunit with dual roles in exocytosis and spliceosome assembly; subunit of the the exocyst complex which mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane (PM) prior to SNARE-mediated fusion; required for exocyst assembly and targeting the complex to specific sites on the bud tip PM; associates the U1 snRNP; role in pre-mRNA splicing and prespliceosome formation; possible Cdc28 substrate spliceosomal complex assembly|Golgi to plasma membrane transport|exocyst localization|exocytosis|exocyst assembly molecular_function incipient cellular bud site|mating projection tip|cellular bud neck|cellular bud tip|exocyst YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0223009353273708 0.196497549310546 828 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 YPR028W YOP1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0222916731915869 0.19668352840699 829 Membrane protein that interacts with Yip1p to mediate membrane traffic; interacts with Sey1p to maintain ER morphology; overexpression leads to cell death and accumulation of internal cell membranes; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; forms ER foci upon DNA replication stress vesicle-mediated transport|endoplasmic reticulum organization|endoplasmic reticulum inheritance|nuclear pore complex assembly protein binding integral to membrane|endoplasmic reticulum|endoplasmic reticulum tubular network YDR370C DXO1 hom 0.022287833837746 0.196760658494578 830 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YGL089C MF(ALPHA)2 hom FT SIGNALING 0.0222317161331142 0.197890554034305 831 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)1, which is more highly expressed than MF(ALPHA)2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YNL191W DUG3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0221877123697988 0.198779856200983 832 Component of glutamine amidotransferase (GATase II); forms a complex with Dug2p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process peptidase activity|omega peptidase activity|gamma-glutamyltransferase activity|carbon-nitrogen ligase activity, with glutamine as amido-N-donor cytoplasm YHR087W RTC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0221809205150182 0.198984353368337 833 Protein of unknown function involved in RNA metabolism; has structural similarity to SBDS, the human protein mutated in Shwachman-Diamond Syndrome (the yeast SBDS ortholog = SDO1); null mutation suppresses cdc13-1 temperature sensitivity; protein abundance increases in response to DNA replication stress RNA metabolic process molecular_function nucleus|cytoplasm YDR399W HPT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.022146133112421 0.19962283980732 834 Dimeric hypoxanthine-guanine phosphoribosyltransferase, catalyzes the transfer of the phosphoribosyl portion of 5-phosphoribosyl-alpha-1-pyrophosphate to a purine base (either guanine or hypoxanthine) to form pyrophosphate and a purine nucleotide (either guanosine monophosphate or inosine monophosphate); mutations in the human homolog HPRT1 can cause Lesch-Nyhan syndrome and Kelley-Seegmiller syndrome GMP salvage|IMP salvage hypoxanthine phosphoribosyltransferase activity nucleus|cytoplasm YNL025C SSN8 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0221344622455865 0.199859925058452 835 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 YEL038W UTR4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0221114915651724 0.200327158175052 836 Protein with sequence similarity to 2,3-diketo-5-methylthiopentyl-1-phosphate enolase-phosphatases, involved in methionine salvage; found in both the cytoplasm and nucleus L-methionine salvage from methylthioadenosine acireductone synthase activity nucleus|cytoplasm YCR087C-A_p YCR087C-A hom FT NUCLEUS 0.0221025424751652 0.200509401940701 837 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 YDR352W YPQ2 hom 0.0220953666352531 0.200857130115248 838 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 YGR200C ELP2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0220651820621299 0.201271534776218 839 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; target of Kluyveromyces lactis zymocin regulation of transcription from RNA polymerase II promoter|protein urmylation|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.022047403390403 0.201634951138381 840 Transferrin receptor-like protein; functions with Tre1p to regulate ubiquitylation and vacuolar degradation of the metal transporter Smf1p; inviability of null mutant in systematic studies is due to proximity to CDC31; TRE2 has a paralog, TRE1, that arose from the whole genome duplication protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function cellular_component YIL054W_p YIL054W hom 0.0220465391941518 0.201652628478251 841 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YOL080C REX4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0219927158449456 0.202755824894171 842 Putative RNA exonuclease possibly involved in pre-rRNA processing and ribosome assembly ribosomal large subunit assembly|rRNA processing 3'-5' exonuclease activity nucleolus|nucleus YER014W HEM14 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0219843789427203 0.202927095479836 843 Protoporphyrinogen oxidase, a mitochondrial enzyme that catalyzes the seventh step in the heme biosynthetic pathway, converting protoporphyrinogen IX to protoporphyrin IX; inhibited by diphenyl ether-type herbicides heme biosynthetic process oxygen-dependent protoporphyrinogen oxidase activity mitochondrion|mitochondrial inner membrane YLR253W_p YLR253W hom FT MITOCHONDRION 0.0219591455359103 0.203446124130317 844 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; transcription is periodic during the metabolic cycle; YLR253W is not an essential gene biological_process molecular_function mitochondrion YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0219468754870335 0.20369885688648 845 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 YFR043C IRC6 hom 0.0218975982996092 0.20471614621935 846 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YKL103C APE1 hom 0.0218888108586835 0.20489794344917 847 Vacuolar aminopeptidase yscI; zinc metalloproteinase that belongs to the peptidase family M18; often used as a marker protein in studies of autophagy and cytosol to vacuole targeting (CVT) pathway; protein increases in abundance and relative distribution to cytoplasmic foci increases upon DNA replication stress vacuolar protein catabolic process metalloaminopeptidase activity fungal-type vacuole YER087C-A_d YER087C-A hom 0.0218860053927787 0.204956008477063 848 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; overlaps the uncharacterized gene YER087W, a putative tRNA synthetase Unknown Unknown Unknown YKR060W UTP30 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0218799245929105 0.205081904490696 849 Putative subunit of U3-containing 90S preribosome complex; complex is involved in production of 18S rRNA and assembly of small ribosomal subunit ribosomal small subunit biogenesis molecular_function nucleolus|nucleus|90S preribosome YOR312C RPL20B hom FT TRANSLATION|RIBOSOME 0.0218726978814888 0.205231598360244 850 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 YLR085C ARP6 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0218628095737663 0.205504138239933 851 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 YCR010C ADY2 hom FT CELL CYCLE|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0218500765249683 0.205768298481442 852 Acetate transporter required for normal sporulation; phosphorylated in mitochondria; ADY2 has a paralog, ATO2, that arose from the whole genome duplication nitrogen utilization|ammonium transport|acetate transport|transmembrane transport acetate transmembrane transporter activity|ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YGR186W TFG1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0218442029201476 0.205822615734182 853 TFIIF (Transcription Factor II) largest subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP74 transcription initiation from RNA polymerase II promoter|transcriptional start site selection at RNA polymerase II promoter|dephosphorylation of RNA polymerase II C-terminal domain|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter|regulation of protein serine/threonine phosphatase activity core RNA polymerase II binding transcription factor activity|protein phosphatase activator activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0218325153594508 0.20606538592337 854 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 YGR267C FOL2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0217776872369648 0.207207033248496 855 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 YNR061C YNR061C hom 0.0217769488786341 0.207222438806634 856 Protein of unknown function; relocalizes from vacuole to cytoplasm upon DNA replication stress biological_process molecular_function integral to membrane|fungal-type vacuole YLL016W SDC25 hom FT SIGNALING 0.0217437482542731 0.20791601562303 857 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 YJR123W RPS5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0217184211774451 0.208446240616784 858 Protein component of the small (40S) ribosomal subunit; least basic of non-acidic ribosomal proteins; phosphorylated in vivo; essential for viability; homologous to mammalian ribosomal protein S5 and bacterial S7 cytoplasmic translation|rRNA export from nucleus|regulation of translational fidelity structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YBR284W_p YBR284W hom FT NUCLEOTIDE METABOLISM 0.0217180356483816 0.208454319270838 859 Putative metallo-dependent hydrolase superfamily protein; similar to AMP deaminases but lacks key catalytic residues and does not rescue purine nucleotide metabolic defect of quadruple aah1 ade8 amd1 his1 mutant; null mutant exhibits longer telomeres, altered Ty mobility, decreased resistance to rapamycin and wortmannin; induced in response to hydrostatic pressure; not an essential gene; YBR284W has a paralog, YJL070C, that arose from the whole genome duplication biological_process AMP deaminase activity|molecular_function cellular_component YDL182W LYS20 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION 0.0217117904026332 0.208585218257252 860 Homocitrate synthase isozyme; catalyzes the condensation of acetyl-CoA and alpha-ketoglutarate to form homocitrate, which is the first step in the lysine biosynthesis pathway; LYS20 has a paralog, LYS21, that arose from the whole genome duplication lysine biosynthetic process via aminoadipic acid homocitrate synthase activity mitochondrion|nucleus YPL205C_d YPL205C hom 0.0216988857003275 0.208855886624001 861 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YNL041C COG6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0216941457800803 0.209159131238224 862 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 YIL039W TED1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0216918553397969 0.209003451205865 863 Conserved phosphoesterase domain-containing protein that acts together with Emp24p/Erv25p in cargo exit from the ER; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum YLR403W SFP1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS 0.0216661409585164 0.2095438293483 864 Regulates transcription of ribosomal protein and biogenesis genes; regulates response to nutrients and stress, G2/M transitions during mitotic cell cycle and DNA-damage response, and modulates cell size; regulated by TORC1 and Mrs6p; sequence of zinc finger, ChIP localization data, and protein-binding microarray (PBM) data, and computational analyses suggest it binds DNA directly at highly active RP genes and indirectly through Rap1p at others; can form the [ISP+] prion positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of cell size|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription factor binding transcription factor activity nucleus|cytoplasm YER115C SPR6 hom FT CELL CYCLE 0.0216606165039353 0.209660055557278 865 Protein of unknown function, expressed during sporulation; not required for sporulation, but gene exhibits genetic interactions with other genes required for sporulation ascospore formation molecular_function cellular_component YDL157C_p YDL157C hom FT MITOCHONDRION 0.0216378208856891 0.210140134524845 866 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 YER051W JHD1 hom FT CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0216279697086783 0.210347847634298 867 JmjC domain family histone demethylase specific for H3-K36, similar to proteins found in human, mouse, drosophila, X. laevis, C. elegans, and S. pombe histone demethylation methylated histone residue binding|histone demethylase activity (H3-K36 specific) cellular_component YGR173W RBG2 hom FT TRANSLATION 0.0216201171675682 0.210513525632962 868 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 YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0216169002398629 0.210581425700948 869 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 YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0215893032291021 0.211164569829285 870 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 YDR046C BAP3 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0215685044397664 0.211604833482529 871 Amino acid permease; involved in uptake of cysteine, leucine, isoleucine and valine; BAP3 has a paralog, BAP2, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YLL040C VPS13 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|GOLGI APPARATUS 0.0215682917979622 0.211609338054253 872 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 YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0215665995935661 0.21164518792503 873 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 YDL088C ASM4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0215388540876516 0.212233610916488 874 FG-nucleoporin component of central core of nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport; induces membrane tubulation, which may contribute to nuclear pore assembly; ASM4 has a paralog, NUP53, that arose from the whole genome duplication nuclear pore organization|mRNA export from nucleus in response to heat stress|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|integral to membrane|nuclear pore YMR247C RKR1 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS 0.0215252186145385 0.212523222775208 875 RING domain E3 ubiquitin ligase; involved in the ubiquitin-mediated degradation of non-stop proteins; functional connections to chromatin modification; nuclear protein that also co-localizes with ribosomes; homolog of mouse Listerin, whose mutation has been reported to cause neurodegeneration in mice chromatin modification|chromatin silencing at telomere|ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity|ribosome binding ribosome|nucleus YGR139W_d YGR139W hom 0.0215225050354498 0.21258089210591 876 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL075C SSA3 hom FT PROTEIN LOCALIZATION 0.0215186472399221 0.212662897916288 877 ATPase involved in protein folding and the response to stress; plays a role in SRP-dependent cotranslational protein-membrane targeting and translocation; member of the heat shock protein 70 (HSP70) family; localized to the cytoplasm; SSA3 has a paralog, SSA4, that arose from the whole genome duplication protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity cytosol YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0214925559386731 0.213218124648432 878 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 YDR379W RGA2 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0214602271290364 0.213907536319845 879 GTPase-activating protein for the polarity-establishment protein Cdc42p; implicated in control of septin organization, pheromone response, and haploid invasive growth; regulated by Pho85p and Cdc28p budding cell isotropic bud growth|pheromone-dependent signal transduction involved in conjugation with cellular fusion|actin filament organization|pseudohyphal growth|establishment of cell polarity|small GTPase mediated signal transduction|invasive growth in response to glucose limitation|budding cell apical bud growth Rho GTPase activator activity cellular bud neck split septin rings YFR032C_p RRT5 hom 0.0214516161163897 0.214091436892313 880 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; expressed at high levels during sporulation biological_process molecular_function cellular_component YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0212681669954242 0.218036370375234 881 Conserved protein involved in autophagy and the Cvt pathway; undergoes conjugation with Atg12p to form a complex involved in Atg8p lipidation; conjugated Atg12p also forms a complex with Atg16p that is essential for autophagosome formation C-terminal protein lipidation|mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy|CVT pathway Atg8 ligase activity cytosol|Atg12-Atg5-Atg16 complex|pre-autophagosomal structure|autophagic vacuole YDR206W EBS1 hom FT TRANSLATION|NUCLEUS|CHROMOSOME 0.0212567478208648 0.218352301864158 882 Protein involved in inhibition of translation and nonsense-mediated decay; interacts with cap binding protein Cdc33p and with Nam7p; localizes to P-bodies upon glucose starvation; mRNA abundance regulated by mRNA decay factors negative regulation of translation|nuclear-transcribed mRNA catabolic process, nonsense-mediated decay molecular_function cytoplasmic mRNA processing body|cytoplasm YDR349C YPS7 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0212481624580584 0.218469690208601 883 Putative GPI-anchored aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; located in the cytoplasm and endoplasmic reticulum fungal-type cell wall organization aspartic-type endopeptidase activity endoplasmic reticulum|cytoplasm YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0212329112360091 0.218869158502089 884 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 YML001W YPT7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0212182613283847 0.219462387754259 885 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 YIL170W HXT12 hom 0.0212068546638361 0.219366417837848 886 Possible pseudogene in strain S288C; YIL170W/HXT12 and the adjacent ORF, YIL171W, together encode a non-functional member of the hexose transporter family hexose transport|biological_process hexose transmembrane transporter activity|molecular_function integral to membrane YGL253W HXK2 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0211819062766178 0.219909286005016 887 Hexokinase isoenzyme 2; catalyzes phosphorylation of glucose in the cytosol; predominant hexokinase during growth on glucose; functions in the nucleus to repress expression of HXK1 and GLK1 and to induce expression of its own gene; phosphorylation/dephosphorylation at serine-14 by protein kinase Snf1p and protein phosphatase Glc7p-Reg1p regulates nucleocytoplasmic shuttling of Hxk2p; HXK2 has a paralog, HXK1, that arose from the whole genome duplication replicative cell aging|fructose import|regulation of transcription by glucose|glucose import|mannose metabolic process|glycolysis|glucose metabolic process|regulation of cell size|fructose metabolic process hexokinase activity cytosol|mitochondrion|nucleus YOR220W RCN2 hom 0.0211806054592797 0.220006399085297 888 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; phosphorylated in response to alpha factor; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YNL251C NRD1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0211626245784629 0.220329508654049 889 RNA-binding protein, subunit of Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3′ end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; interacts with the C-terminal domain of the RNA polymerase II large subunit (Rpo21p), preferentially at phosphorylated Ser5, to direct transcription termination of non-polyadenylated transcripts; H3K4 trimethylation of transcribed regions by Set1p enhances recruitment of Nrd1p to those sites mRNA 3'-end processing|nuclear mRNA surveillance|termination of RNA polymerase II transcription, exosome-dependent|antisense RNA transcript catabolic process|tRNA 3'-end processing|snRNA 3'-end processing|snoRNA 3'-end processing|CUT catabolic process RNA binding|transcription regulatory region RNA binding|protein domain specific binding Nrd1 complex|nucleus YOR148C SPP2 het FT RNA PROCESSING|NUCLEUS 0.0211425541791396 0.220767531364501 890 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 YNL009W IDP3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0211349411739278 0.221140487583064 891 Peroxisomal NADP-dependent isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate with the formation of NADP(H+), required for growth on unsaturated fatty acids; IDP3 has a paralog, IDP2, that arose from the whole genome duplication NADPH regeneration|fatty acid beta-oxidation|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity mitochondrion|peroxisome|cytoplasm YBR230C OM14 hom FT MITOCHONDRION 0.0211273665535549 0.221099405462613 892 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 YPR156C TPO3 hom FT PLASMA MEMBRANE 0.0211224252857701 0.221345235014391 893 Polyamine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; specific for spermine; localizes to the plasma membrane; TPO3 has a paralog, TPO2, that arose from the whole genome duplication spermine transport spermine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|plasma membrane YJL075C_d APQ13 hom 0.0210827792654689 0.222075774287014 894 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 YIL115C NUP159 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0210697705439167 0.222361218986931 895 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport; regulates ADP release from the ATP-dependent RNA helicase Dbp5p; forms a stable association with Nup82p, Gle2p and two other FG-nucleoporins (Nsp1p and Nup116p) poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|ncRNA export from nucleus|nuclear pore distribution|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|adenyl-nucleotide exchange factor activity nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YPR067W ISA2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0210230326837464 0.223388933704295 896 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa1p and possibly Iba57p; localizes to the mitochondrial intermembrane space, overexpression of ISA2 suppresses grx5 mutations iron-sulfur cluster assembly|biotin biosynthetic process iron ion binding mitochondrion|mitochondrial intermembrane space YER113C TMN3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0210125360477729 0.223620209617504 897 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 YJL046W AIM22 hom FT MITOCHONDRION 0.0209748444649398 0.224452091730359 898 Putative lipoate-protein ligase, required along with Lip2 and Lip5 for lipoylation of Lat1p and Kgd2p; similar to E. coli LplA; null mutant displays reduced frequency of mitochondrial genome loss protein lipoylation lipoate-protein ligase activity mitochondrion YAL005C SSA1 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0209693787468546 0.22457290761237 899 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 YOR133W EFT1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0209573397485958 0.224839185087124 900 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 YLR357W RSC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0209524008368627 0.224948488686216 901 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; involved in telomere maintenance ATP-dependent chromatin remodeling|chromosome segregation|nucleosome disassembly|plasmid maintenance|sister chromatid cohesion|double-strand break repair via nonhomologous end joining|transcription elongation from RNA polymerase II promoter|double-strand break repair via homologous recombination DNA translocase activity RSC complex YNL090W RHO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0209216860449452 0.225629092878108 902 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 YHR160C PEX18 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0209063629883458 0.225969182945165 903 Peroxin required for targeting of peroxisomal matrix proteins containing PTS2; interacts with Pex7p; partially redundant with Pex21p protein import into peroxisome matrix protein binding cytosol|peroxisome YKL083W_d YKL083W het 0.0208463363090155 0.22730497685799 904 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene RRP14 Unknown Unknown Unknown YKL049C CSE4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0208272494890564 0.22773089895745 905 Centromere protein that resembles histone H3; required for proper kinetochore function; homolog of human CENP-A; levels are regulated by E3 ubiquitin ligase Psh1p; Cse4p marks a subset of open chromatin; associated with promoters, accessible chromatin and RNA polymerase II-bound regions 2-micrometer plasmid partitioning|mitotic sister chromatid segregation sequence-specific DNA binding|centromeric DNA binding extrachromosomal circular DNA|nuclear nucleosome|condensed nuclear chromosome, centromeric region|centromere-specific nucleosome|kinetochore YPL156C PRM4 hom 0.020797626731586 0.228393055604982 906 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 YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0207771607059447 0.22885133193205 907 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 YCR020C PET18 hom 0.0207717134751178 0.228973416792302 908 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 YOR193W PEX27 hom FT PEROXISOME ORGANIZATION 0.0207502129843177 0.22952519838096 909 Peripheral peroxisomal membrane protein involved in controlling peroxisome size and number, interacts with homologous protein Pex25p peroxisome organization molecular_function peroxisomal membrane YOR358W HAP5 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0206864433736358 0.230890556916147 910 Subunit of the heme-activated, glucose-repressed Hap2/3/4/5 CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; required for assembly and DNA binding activity of the complex carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex YOR169C_d YOR169C het 0.0206803551173336 0.231027874868396 911 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene GLN4/YOR168W Unknown Unknown Unknown YBL049W MOH1 hom 0.020676909179256 0.231105622190944 912 Protein of unknown function, has homology to kinase Snf7p; not required for growth on nonfermentable carbon sources; essential for survival in stationary phase biological_process molecular_function cellular_component YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.0206593882120981 0.231501218011413 913 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 YIL030C SSM4 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0206593830954112 0.231501333608306 914 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 YDR444W_p YDR444W hom FT LIPID METABOLISM 0.0206540720926836 0.231621342610084 915 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YKL096C-B_p YKL096C-B hom 0.0206429016601009 0.231873897136875 916 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YGL051W MST27 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0206286416664174 0.232196588063512 917 Putative integral membrane protein, involved in vesicle formation; forms complex with Mst28p; member of DUP240 gene family; binds COPI and COPII vesicles vesicle organization molecular_function integral to membrane|Golgi apparatus|endoplasmic reticulum|plasma membrane YOL145C CTR9 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0205545714734368 0.233877855970315 918 Component of the Paf1p complex involved in transcription elongation; binds to and modulates the activity of RNA polymerases I and II; required for expression of a subset of genes, including cyclin genes; involved in SER3 repression by helping to maintain SRG1 transcription-dependent nucleosome occupancy; contains TPR repeats transcription elongation from RNA polymerase I promoter|mRNA 3'-end processing|regulation of chromatin silencing at telomere|snoRNA transcription from an RNA polymerase II promoter|regulation of transcription by chromatin organization|transcription from RNA polymerase I promoter|regulation of histone H3-K4 methylation|regulation of transcription-coupled nucleotide-excision repair|regulation of transcription initiation from RNA polymerase II promoter|snoRNA 3'-end processing|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter RNA polymerase II core binding|triplex DNA binding|RNA polymerase II transcription factor binding transcription factor activity transcriptionally active chromatin|nucleus|Cdc73/Paf1 complex YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0205277260568751 0.234489325468739 919 2-enoyl thioester reductase, member of the medium chain dehydrogenase/reductase family; localized to in mitochondria, where it has a probable role in fatty acid synthesis fatty acid biosynthetic process|aerobic respiration enoyl-[acyl-carrier-protein] reductase activity mitochondrion YPR087W_d VPS69 hom 0.0205134393747972 0.235094534627311 920 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene SRP54; deletion causes a vacuolar protein sorting defect Unknown Unknown Unknown YDL159W-A_p YDL159W-A hom 0.0205067602918816 0.23496765818772 921 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YNL154C YCK2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0205058648728028 0.234988102487197 922 Palmitoylated plasma membrane-bound casein kinase I isoform; shares redundant functions with Yck1p in morphogenesis, proper septin assembly, endocytic trafficking; YCK2 has a paralog, YCK1, that arose from the whole genome duplication endocytosis|cell morphogenesis|protein phosphorylation|cytokinesis|response to glucose stimulus protein serine/threonine kinase activity|protein kinase activity plasma membrane|cellular bud neck|mating projection YJR092W BUD4 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0204745967291186 0.235702809598006 923 Anillin-like protein involved in bud-site selection; required for the axial budding pattern; localizes with septins to the bud neck in mitosis and may constitute an axial landmark for the next round of budding; required for the formation and disassembly of the double septin ring structure, and generally for septin organization; in vivo substrate of Cdc28p/Clb2p cellular bud site selection|axial cellular bud site selection GTP binding cellular bud neck contractile ring YBL071W-A KTI11 hom FT RNA PROCESSING|NUCLEUS 0.020462209986367 0.236126121763605 924 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 YBR242W_p YBR242W hom FT NUCLEUS 0.0204437724013675 0.236408875720274 925 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR242W is not an essential gene biological_process molecular_function nucleus|cytoplasm YIL136W OM45 hom FT MITOCHONDRION 0.0204385265149182 0.236529187391941 926 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 YKR092C SRP40 hom FT NUCLEUS 0.0204215587607984 0.236918630301458 927 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 YPL202C AFT2 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0203808336999052 0.237925175576525 928 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 YBL037W APL3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0203660937822015 0.238194819207973 929 Alpha-adaptin, large subunit of the clathrin associated protein complex (AP-2); involved in vesicle mediated transport vesicle-mediated transport molecular_function AP-2 adaptor complex YPL098C MGR2 hom FT MITOCHONDRION 0.0203633400705352 0.238608563741397 930 Subunit of the TIM23 translocase complex; acts to couple Tim21p with the core Tim23 translocase; absolutely required for mitochondrial import of presequence-containing proteins at elevated temperature; required for viability of cells lacking the mitochondrial genome (petite-negative phenotype) protein import into mitochondrial matrix molecular_function mitochondrial inner membrane presequence translocase complex YML131W YML131W hom FT OXIDATION-REDUCTION PROCESS 0.0203615120320499 0.238300456802991 931 Protein of unknown function; similar to medium chain dehydrogenase/reductases; expression induced by stresses including osmotic shock, DNA damaging agents, and other chemicals; GFP-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YJL207C LAA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0203508360688623 0.239107579184505 932 AP-1 accessory protein; colocalizes with clathrin to the late-Golgi apparatus; involved in TGN-endosome transport; physically interacts with AP-1; similar to the mammalian p200; may interact with ribosomes; YJL207C is a non-essential gene protein localization|retrograde transport, endosome to Golgi molecular_function AP-1 adaptor complex|ribosome|clathrin-coated vesicle YKL217W JEN1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0203168639789174 0.239612005220261 933 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 YLR268W SEC22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0202905845968735 0.239939989659141 934 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 YAL054C ACS1 hom FT KETONE METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0202770189197298 0.240324588463328 935 Acetyl-coA synthetase isoform which, along with Acs2p, is the nuclear source of acetyl-coA for histone acetylation; expressed during growth on nonfermentable carbon sources and under aerobic conditions acetate fermentation|histone acetylation|acetyl-CoA biosynthetic process acetate-CoA ligase activity|acid-ammonia (or amide) ligase activity cytosol|mitochondrion|integral to membrane YOR160W MTR10 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0202711908337407 0.240389669277626 936 Nuclear import receptor; mediates the nuclear localization of proteins involved in mRNA-nucleus export; promotes dissociation of mRNAs from the nucleus-cytoplasm mRNA shuttling protein Npl3p; required for retrograde import of mature tRNAs; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress RNA localization|tRNA transport|RNA import into nucleus|protein import into nucleus|mRNA-binding (hnRNP) protein import into nucleus nuclear localization sequence binding integral to membrane|nucleus|cytoplasm YER111C SWI4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.020236335580026 0.24119934291979 937 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 YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0202330577487674 0.241275584247722 938 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YGR209C TRX2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0202236249471113 0.241495082879858 939 Cytoplasmic thioredoxin isoenzyme; part of the thioredoxin system which protects cells against oxidative and reductive stress; forms LMA1 complex with Pbi2p; acts as a cofactor for Tsa1p; required for ER-Golgi transport and vacuole inheritance; protein abundance increases in response to DNA replication stress vacuole inheritance|regulation of DNA replication|cell redox homeostasis|protein deglutathionylation|sulfate assimilation|retrograde vesicle-mediated transport, Golgi to ER|cellular response to oxidative stress|ER to Golgi vesicle-mediated transport|vacuole fusion, non-autophagic disulfide oxidoreductase activity cytosol|fungal-type vacuole YMR309C NIP1 het FT TRANSLATION 0.0202073038343987 0.242085896931036 940 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 YDR246W TRS23 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0201513993994812 0.243180407897464 941 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; human homolog is TRAPPC4 chromosome organization|ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0201411763307748 0.243419620881546 942 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 YNL038W GPI15 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0200830505591043 0.2448532297038 943 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-H protein GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane YGR138C TPO2 hom FT PLASMA MEMBRANE 0.020078962053593 0.245160578279374 944 Polyamine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; specific for spermine; localizes to the plasma membrane; transcription of TPO2 is regulated by Haa1p; TPO2 has a paralog, TPO3, that arose from the whole genome duplication spermine transport spermine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|plasma membrane YGL130W CEG1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.020033408194003 0.245951380579268 945 Alpha (guanylyltransferase) subunit of the mRNA capping enzyme, a heterodimer (the other subunit is CET1, an RNA 5'-triphosphatase) involved in adding the 5' cap to mRNA; the mammalian enzyme is a single bifunctional polypeptide 7-methylguanosine mRNA capping|positive regulation of transcription from RNA polymerase II promoter mRNA guanylyltransferase activity mRNA cap methyltransferase complex|nucleus YLR192C HCR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.020022747582153 0.24620282597876 946 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 YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0200164552001627 0.246351325081018 947 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 YOL035C_d YOL035C hom 0.0200152205833995 0.24638046917999 948 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR181C SAS4 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0200147932307515 0.246390557737767 949 Subunit of the SAS complex (Sas2p, Sas4p, Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; required for the HAT activity of Sas2p chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YMR125W STO1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0200039897950582 0.246998236565662 950 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 YKR033C_d YKR033C hom 0.0199287907004419 0.248426719894246 951 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene DAL80 Unknown Unknown Unknown YCL064C CHA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0198635800284707 0.249978444481893 952 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 YKL030W_d YKL030W hom 0.0198431152456137 0.250466807687635 953 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene MAE1 Unknown Unknown Unknown YPL141C FRK1 hom FT PROTEIN PHOSPHORYLATION 0.0198224919986911 0.251171714691135 954 Protein kinase of unknown cellular role; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; interacts with rRNA transcription and ribosome biogenesis factors and the long chain fatty acyl-CoA synthetase Faa3p; FRK1 has a paralog, KIN4, that arose from the whole genome duplication protein phosphorylation protein kinase activity cytoplasm YDR442W_d YDR442W hom 0.0198217179215192 0.251190228011785 955 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL132C CSM2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0198103174098001 0.2512508698021 956 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; required for accurate chromosome segregation during meiosis meiotic chromosome segregation|recombinational repair|maintenance of rDNA|error-free translesion synthesis molecular_function nucleus|Shu complex|cytoplasm YNL127W FAR11 hom FT CELL CYCLE|SIGNALING 0.0197640116664209 0.252360762639109 957 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 YDR491C_d YDR491C hom 0.0197425158353983 0.252877151019792 958 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL059C MPE1 het FT RNA PROCESSING|NUCLEUS 0.0197340403262529 0.253080957947788 959 Essential conserved subunit of CPF (cleavage and polyadenylation factor), plays a role in 3' end formation of mRNA via the specific cleavage and polyadenylation of pre-mRNA, contains a putative RNA-binding zinc knuckle motif mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YBL069W AST1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0196935470540607 0.25405626063726 960 Lipid raft associated protein; interacts with the plasma membrane ATPase Pma1p and has a role in its targeting to the plasma membrane by influencing its incorporation into lipid rafts; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST1 has a paralog, AST2, that arose from the whole genome duplication protein targeting to membrane|protein transport into membrane raft molecular_function late endosome|membrane raft|Golgi apparatus|plasma membrane YJR003C_p YJR003C hom FT MITOCHONDRION 0.019692093960562 0.254162123985745 961 Putative protein of unknown function; detected in highly purified mitochondria in high-throughput studies; predicted to be involved in ribosome biogenesis biological_process molecular_function mitochondrion YNL072W RNH201 hom FT NUCLEUS 0.0196745495653443 0.254514725497731 962 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 YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0196693284674704 0.254995273240735 963 Mitochondrial phosphatidylglycerophosphatase (PGP phosphatase), dephosphorylates phosphatidylglycerolphosphate to generate phosphatidylglycerol, an essential step during cardiolipin biosynthesis; null mutant is sensitive to tunicamycin, DTT cardiolipin biosynthetic process|phosphorylated carbohydrate dephosphorylation phosphatidylglycerophosphatase activity mitochondrion|mitochondrial matrix YJL185C ATG36 hom 0.0196650336254935 0.254744589032572 964 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 YDR460W TFB3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0196531830057722 0.255101907976408 965 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair; ring finger protein similar to mammalian CAK and TFIIH subunit phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity holo TFIIH complex|TFIIK complex YOR311C DGK1 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.019644621674423 0.2553090064287 966 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 YER055C HIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.019615800306123 0.255936155775114 967 ATP phosphoribosyltransferase, a hexameric enzyme, catalyzes the first step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process ATP phosphoribosyltransferase activity cellular_component YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0196124927377087 0.25601634554198 968 Iron transporter of the mitochondrial carrier family; mediates Fe2+ transport across the inner mitochondrial membrane; active under low-iron conditions; may transport other cations; protein abundance increases in response to DNA replication stress; MRS4 has a paralog, MRS3, that arose from the whole genome duplication mitochondrial iron ion transport|RNA splicing iron ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YMR202W ERG2 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0195738891102726 0.257450651105414 969 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 YDR236C FMN1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0195392169200714 0.258294688788838 970 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 YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0194943615551219 0.258891800899266 971 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 YKL139W CTK1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0194862003048607 0.259091278334234 972 Catalytic (alpha) subunit of C-terminal domain kinase I (CTDK-I); phosphorylates both RNA pol II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and ribosomal protein Rps2p to increase translational fidelity; similar to the Drosophila dCDK12 and human CDK12 and probably CDK13 mRNA 3'-end processing|phosphorylation of RNA polymerase II C-terminal domain|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|peptidyl-serine phosphorylation|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation protein kinase activity|cyclin-dependent protein kinase activity nucleoplasm|nucleolus|nucleus|polysome|carboxy-terminal domain protein kinase complex YDR041W RSM10 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0194858327391034 0.25910026488746 973 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 YOL076W MDM20 hom FF|FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0194640306044703 0.259989189320739 974 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 YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0194586085678125 0.260264372380113 975 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YGL072C_d YGL072C hom FF 0.019450205780741 0.259972326875168 976 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 YFL034W_p YFL034W hom 0.0194383428140987 0.260476458196243 977 Putative integral membrane protein that interacts with Rpp0p, which is a component of the ribosomal stalk biological_process molecular_function integral to membrane YMR119W-A_d YMR119W-A hom 0.0194188992032555 0.262381622337108 978 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL019C KNS1 hom FT PROTEIN PHOSPHORYLATION 0.01941299384044 0.260885351526773 979 Protein kinase involved in negative regulation of PolIII transcription; effector kinase of the TOR signaling pathway and phosphorylates Rpc53p to regulate ribosome and tRNA biosynthesis; member of the LAMMER family of protein kinases, which are serine/threonine kinases also capable of phosphorylating tyrosine residues; capable of autophosphorylation negative regulation of transcription from RNA polymerase III promoter|protein autophosphorylation|protein phosphorylation protein serine/threonine kinase activity|protein tyrosine kinase activity|protein kinase activity nucleus|cytoplasm YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0193841722519503 0.261594033877611 980 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 YAL025C MAK16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0193381026353862 0.262729580961029 981 Essential nuclear protein, constituent of 66S pre-ribosomal particles; required for maturation of 25S and 5.8S rRNAs; required for maintenance of M1 satellite double-stranded RNA of the L-A virus 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 nucleolus|preribosome, large subunit precursor YLR168C UPS2 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0193209413464296 0.263153449432386 982 Mitochondrial protein involved in phospholipid metabolism; localizes to the intermembrane space; has a role in regulation of phospholipid metabolism by inhibiting conversion of phosphatidylethanolamine to phosphatidylcholine; null mutant has defects in mitochondrial morphology; similar to Ups1p, Ups3p and to human PRELI cristae formation|Unknown|phosphatidylethanolamine metabolic process|cardiolipin metabolic process molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial intermembrane space YHL015W-A_p YHL015W-A hom 0.0193012071099937 0.263997726813286 983 Putative protein of unknown function biological_process molecular_function cellular_component YOL159C-A YOL159C-A hom FT NUCLEUS 0.0192708563871133 0.264820969222897 984 Protein of unknown function; overexpression affects endocytic protein trafficking; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function nucleus|cytoplasm YER167W BCK2 hom FT CELL CYCLE|NUCLEUS 0.0192513742289728 0.264947778923226 985 Protein rich in serine and threonine residues involved in protein kinase C signaling pathway, which controls cell integrity; overproduction suppresses pkc1 mutations regulation of cell cycle|positive regulation of gene expression|G1/S transition of mitotic cell cycle molecular_function nucleus|cytoplasm YLR338W_d OPI9 hom FF 0.0192390628667009 0.265182268191923 986 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF VRP1/YLR337C Unknown Unknown Unknown YPR070W MED1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0192353949550732 0.265273404592515 987 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 YHR151C MTC6 hom 0.0192160769625338 0.265753753588677 988 Protein of unknown function; mtc6 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YER019C-A SBH2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0192093128701833 0.266278776085135 989 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 YDR142C PEX7 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0191655344659834 0.267013342165193 990 Peroxisomal signal receptor for the N-terminal nonapeptide signal (PTS2) of peroxisomal matrix proteins; WD repeat protein; defects in human homolog cause lethal rhizomelic chondrodysplasia punctata (RCDP) protein import into peroxisome matrix, docking peroxisome matrix targeting signal-2 binding cytosol|peroxisome YJL186W MNN5 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0191634813004254 0.267064596477336 991 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 YCL028W RNQ1 hom FT NUCLEUS 0.0191370725393802 0.267724456019316 992 [PIN(+)] prion, an infectious protein conformation that is generally an ordered protein aggregate biological_process molecular_function cytosol YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.019117024287317 0.268226136721282 993 Zinc-finger inhibitor of HO transcription; mRNA is localized and translated in the distal tip of anaphase cells, resulting in accumulation of Ash1p in daughter cell nuclei and inhibition of HO expression; potential Cdc28p substrate Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|core promoter proximal region sequence-specific DNA binding Rpd3L-Expanded complex|nucleus|cellular bud|Rpd3L complex YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0190780826200507 0.269202443649346 994 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 YDL136W RPL35B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.019043347128715 0.270289715428835 995 Ribosomal 60S subunit protein L35B; homologous to mammalian ribosomal protein L35 and bacterial L29; RPL35B has a paralog, RPL35A, that arose from the whole genome duplication cytoplasmic translation|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic large ribosomal subunit|preribosome, large subunit precursor YMR055C BUB2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON 0.0190373734886119 0.27022566623053 996 Mitotic exit network regulator, forms GTPase-activating Bfa1p-Bub2p complex that binds Tem1p and spindle pole bodies, blocks cell cycle progression before anaphase in response to spindle and kinetochore damage regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint GTPase activator activity spindle pole body YDR074W TPS2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0190178207075321 0.270789522453343 997 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) YEL027W VMA3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0190177682978301 0.270933816640046 998 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 YKL107W_p YKL107W hom FT OXIDATION-REDUCTION PROCESS 0.0189931099399401 0.271341250391618 999 Putative short-chain dehydrogenase/reductase; proposed to be a palmitoylated membrane protein biological_process molecular_function cellular_component YBR169C SSE2 hom 0.0189892930280834 0.271437596351219 1000 Member of the heat shock protein 70 (HSP70) family; may be involved in protein folding; localized to the cytoplasm; SSE2 has a paralog, SSE1, that arose from the whole genome duplication protein folding|protein refolding adenyl-nucleotide exchange factor activity cytoplasm YLR313C SPH1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0189828559027755 0.271600134427624 1001 Protein involved in shmoo formation and bipolar bud site selection; homologous to Spa2p, localizes to sites of polarized growth in a cell cycle dependent- and Spa2p-dependent manner, interacts with MAPKKs Mkk1p, Mkk2p, and Ste7p bipolar cellular bud site selection|pseudohyphal growth|invasive filamentous growth|mating projection assembly molecular_function incipient cellular bud site|cellular bud neck|cellular bud tip|mating projection YOL133W HRT1 het FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0189795439183192 0.271683788329245 1002 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 YPL210C SRP72 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0189790633468931 0.271695928038074 1003 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 YDL114W_p YDL114W hom FT OXIDATION-REDUCTION PROCESS 0.0189749989708609 0.272084695020801 1004 Putative short-chain dehydrogenase/reductase; YDL114W is not an essential gene biological_process molecular_function integral to membrane YML101C CUE4 hom FT ENDOPLASMIC RETICULUM 0.0189501971762445 0.272425797030341 1005 Protein of unknown function; has a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination; CUE4 has a paralog, CUE1, that arose from the whole genome duplication biological_process molecular_function endoplasmic reticulum|cytoplasm YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0189405601497564 0.272669763532034 1006 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 YDL127W PCL2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0189227742206317 0.273120416115604 1007 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 YPL229W_p YPL229W hom 0.0189130174876721 0.273367844350913 1008 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; not an essential gene; YPL229W has a paralog, YMR181C, that arose from the whole genome duplication biological_process molecular_function cytoplasm YNL189W SRP1 het FT PROTEIN LOCALIZATION|NUCLEUS 0.0188590860424505 0.274953084193872 1009 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 YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0188270478525605 0.27555463372217 1010 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YPR197C_d YPR197C hom FF 0.0188046626649696 0.276125992864481 1011 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL141W PPM2 hom FT RNA PROCESSING|MITOCHONDRION 0.0188001253344977 0.276241901973839 1012 AdoMet-dependent tRNA methyltransferase also involved in methoxycarbonylation; required for the synthesis of wybutosine (yW), a modified guanosine found at the 3'-position adjacent to the anticodon of phe-tRNA; similarity to Ppm1p tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity mitochondrion|cytoplasm YPL267W ACM1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0187987625653223 0.276276721289275 1013 Pseudosubstrate inhibitor of the anaphase-promoting complex/cyclosome (APC/C), that suppresses APC/C [Cdh1]-mediated proteolysis of mitotic cyclins; associates with Cdh1p, Bmh1p and Bmh2p; cell cycle regulated protein negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle ubiquitin-protein ligase inhibitor activity nucleus|cytoplasm YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.018788090164155 0.276549508991163 1014 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 YPL245W_p YPL245W hom FT NUCLEUS 0.0187617335509144 0.277223972901657 1015 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the nucleus and the cytoplasm biological_process molecular_function nucleus|cytoplasm YFL025C BST1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0187166523550333 0.279169872330362 1016 GPI inositol deacylase of the ER that negatively regulates COPII vesicle formation, prevents production of vesicles with defective subunits, required for proper discrimination between resident ER proteins and Golgi-bound cargo molecules protein retention in ER lumen|vesicle organization|ER-associated protein catabolic process|ER to Golgi vesicle-mediated transport|GPI anchor metabolic process phosphatidylinositol deacylase activity integral to membrane|endoplasmic reticulum YDR454C GUK1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0187110174024039 0.278524944903952 1017 Guanylate kinase, converts GMP to GDP; required for growth and mannose outer chain elongation of cell wall N-linked glycoproteins GMP metabolic process guanylate kinase activity nucleus|cytoplasm YHR191C CTF8 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0187022302784932 0.278965890431204 1018 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 YOR381W FRE3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0186990801248242 0.278831763014575 1019 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 YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0186941340493019 0.278958956929802 1020 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 YOL053W AIM39 hom FT MITOCHONDRION 0.0186895544256167 0.279076762288974 1021 Putative protein of unknown function; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cellular_component YFL001W DEG1 hom FT RNA PROCESSING|NUCLEUS 0.0186476377665628 0.28080288545444 1022 tRNA:pseudouridine synthase, introduces pseudouridines at position 38 or 39 in tRNA, important for maintenance of translation efficiency and normal cell growth, localizes to both the nucleus and cytoplasm; non-essential for viability tRNA pseudouridine synthesis pseudouridine synthase activity nucleus|cytoplasm YPL028W ERG10 het FT LIPID METABOLISM 0.0186037536838824 0.281290137140613 1023 Acetyl-CoA C-acetyltransferase (acetoacetyl-CoA thiolase), cytosolic enzyme that transfers an acetyl group from one acetyl-CoA molecule to another, forming acetoacetyl-CoA; involved in the first step in mevalonate biosynthesis ergosterol biosynthetic process acetyl-CoA C-acetyltransferase activity cytosol YOL119C MCH4 hom 0.0185950866256182 0.281514378932271 1024 Protein with similarity to mammalian monocarboxylate permeases, which are involved in transport of monocarboxylic acids across the plasma membrane; mutant is not deficient in monocarboxylate transport transport monocarboxylic acid transmembrane transporter activity|transporter activity fungal-type vacuole membrane|integral to membrane YPR179C HDA3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0185906016646911 0.281630465396967 1025 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 YDL012C YDL012C hom FT PLASMA MEMBRANE 0.0185899585466017 0.28164711420194 1026 Tail-anchored plasma membrane protein with a conserved CYSTM module; possibly involved in response to stress; may contribute to non-homologous end-joining (NHEJ) based on ydl012c htz1 double null phenotype; YDL012C has a paralog, YBR016W, that arose from the whole genome duplication biological_process molecular_function plasma membrane YDR392W SPT3 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0185765995412933 0.281993098160528 1027 Subunit of the SAGA and SAGA-like transcriptional regulatory complexes, interacts with Spt15p to activate transcription of some RNA polymerase II-dependent genes, also functions to inhibit transcription at some promoters conjugation with cellular fusion|histone acetylation|pseudohyphal growth|ascospore formation|chromatin modification|invasive growth in response to glucose limitation|transcription from RNA polymerase II promoter transcription cofactor activity SLIK (SAGA-like) complex|SAGA complex YNL076W MKS1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0185751767369084 0.282029964244455 1028 Pleiotropic negative transcriptional regulator involved in Ras-CAMP and lysine biosynthetic pathways and nitrogen regulation; involved in retrograde (RTG) mitochondria-to-nucleus signaling regulation of nitrogen utilization|negative regulation of transcription from RNA polymerase II promoter|Unknown|mitochondria-nucleus signaling pathway molecular_function cytoplasm YGL012W ERG4 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0185721990680433 0.282107128776738 1029 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 YFR032C-B_p YFR032C-B hom 0.0185492390313225 0.282702605200286 1030 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0185420754292048 0.282888569846378 1031 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 YDR315C IPK1 hom FT NUCLEUS 0.0185407849581233 0.282922078837742 1032 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 YAL040C CLN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0185176082991425 0.283596150065697 1033 G1 cyclin involved in cell cycle progression; activates Cdc28p kinase to promote the G1 to S phase transition; plays a role in regulating transcription of the other G1 cyclins, CLN1 and CLN2; regulated by phosphorylation and proteolysis vacuole organization|regulation of cyclin-dependent protein kinase activity|regulation of transcription involved in G1/S phase of mitotic cell cycle|vacuole fusion, non-autophagic|regulation of cell size|G1/S transition of mitotic cell cycle cyclin-dependent protein kinase regulator activity nucleus YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0184059825865234 0.28744535383946 1034 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 YPL108W_p YPL108W hom 0.0183976418090109 0.286727561223647 1035 Cytoplasmic protein of unknown function; non-essential gene that is induced in a GDH1 deleted strain with altered redox metabolism; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm YMR167W MLH1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0183496101840719 0.287915930188046 1036 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 YPL260W YPL260W hom FT NUCLEUS 0.0183256207349189 0.2886186520261 1037 Putative substrate of cAMP-dependent protein kinase (PKA); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YPL260W is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YJL169W_d YJL169W hom 0.0183212001687812 0.288663095188214 1038 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL168C/SET2 Unknown Unknown Unknown YMR221C_p YMR221C hom FT MITOCHONDRION 0.0182673263278071 0.2900835266991 1039 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; physical interaction with Atg27p suggests a possible role in autophagy biological_process molecular_function mitochondrion|integral to membrane|fungal-type vacuole YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.0182226849619941 0.291264092837529 1040 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 YLR327C TMA10 hom FT NUCLEUS|MITOCHONDRION 0.0181948326287419 0.293590698124449 1041 Protein of unknown function that associates with ribosomes; putative homolog of the F1F0-ATPase synthase regulator Stf2p; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|nucleus|cytoplasm YMR023C MSS1 hom FT RNA PROCESSING|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0181814714511025 0.292356870125142 1042 Mitochondrial protein, forms a heterodimer complex with Mto1p that performs the 5-carboxymethylaminomethyl modification of the wobble uridine base in mitochondrial tRNAs; similar to human GTPBP3 mitochondrial tRNA wobble uridine modification|Unknown GTP binding mitochondrion|mitochondrial inner membrane YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0181676397304376 0.292724234657498 1043 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 YDR209C_d YDR209C hom 0.0181377528104239 0.293807153960732 1044 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized gene YDR210W. Unknown Unknown Unknown YDR268W MSW1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0181321076502976 0.293669370977755 1045 Mitochondrial tryptophanyl-tRNA synthetase mitochondrial tryptophanyl-tRNA aminoacylation tryptophan-tRNA ligase activity mitochondrion YER123W YCK3 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0181282979859627 0.294131000838269 1046 Palmitoylated, vacuolar membrane-localized casein kinase I isoform; negatively regulates vacuole fusion during hypertonic stress via phosphorylation of Vps41p; shares essential functions with Hrr25p; regulates vesicle fusion in AP-3 pathway vesicle-mediated transport|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity fungal-type vacuole membrane|plasma membrane|nucleus|fungal-type vacuole YPL159C PET20 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0181058845579368 0.294368203544094 1047 Mitochondrial protein, required for respiratory growth under some conditions and for stability of the mitochondrial genome aerobic respiration molecular_function mitochondrion YPR160W GPH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.018103778649037 0.294568394425686 1048 Non-essential glycogen phosphorylase required for the mobilization of glycogen, activity is regulated by cyclic AMP-mediated phosphorylation, expression is regulated by stress-response elements and by the HOG MAP kinase pathway glycogen catabolic process glycogen phosphorylase activity cytoplasm YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0180983347580676 0.294569608436365 1049 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 YBR128C ATG14 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0180730049733517 0.295246001661009 1050 Autophagy-specific subunit of phosphatidylinositol 3-kinase complex I (with Vps34/15/30p); Atg14p targets complex I to the phagophore assembly site (PAS); required for localizing additional ATG proteins to the PAS; required for overflow degradation of misfolded proteins when ERAD is saturated; homolog of human Barkor piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|macroautophagy|CVT pathway 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|fungal-type vacuole membrane|pre-autophagosomal structure|extrinsic to membrane YEL023C_p YEL023C hom 0.018072204142636 0.295483505651456 1051 Putative protein of unknown function; expression is increased greatly during sporulation; YEL023C is not an essential gene biological_process molecular_function cellular_component YPL178W CBC2 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0180375858463958 0.296481790081694 1052 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 YNL184C_p YNL184C hom 0.0180228509412277 0.296588354179222 1053 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YER185W PUG1 hom FT PLASMA MEMBRANE 0.0180000575818537 0.297199755938985 1054 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 YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.0179929352438917 0.297390975838035 1055 TLC1 RNA-associated factor involved in telomere length regulation as recruitment subunit of telomerase; has G-quadruplex promoting activity that is required for telomere elongation; possible role in activating telomere-bound Est2p-TLC1-RNA telomere maintenance via telomerase|telomere maintenance|G-quadruplex DNA formation single-stranded DNA binding|RNA binding|telomeric DNA binding nucleolus|nucleus|telomerase holoenzyme complex YGR174C CBP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.017978253940568 0.297857442640874 1056 Mitochondrial protein required for assembly of cytochrome bc1 complex; interacts with the Cbp3p-Cbp6p complex and newly synthesized cytochrome b (Cobp) to promote assembly of Cobp into the cytochrome bc1 complex mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|integral to mitochondrial membrane YMR156C TPP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.017965657767089 0.298124079261734 1057 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 YDL099W BUG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.0179592712530786 0.298295895974505 1058 Cis-golgi localized protein involved in ER to Golgi transport; forms a complex with the mammalian GRASP65 homolog, Grh1p; mutants are compromised for the fusion of ER-derived vesicles with Golgi membranes protein secretion|ER to Golgi vesicle-mediated transport molecular_function cis-Golgi network|cytoplasm YNL176C_p TDA7 hom 0.0179459490541565 0.298654516501788 1059 Cell cycle-regulated gene of unknown function, promoter bound by Fkh2p; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function fungal-type vacuole YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0179255579212981 0.29920398280438 1060 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 YGR146C ECL1 hom 0.0179210153722908 0.299326479628754 1061 Protein of unknown function; mitochondrial-dependent role in the extension of chronological lifespan; overexpression increases oxygen consumption and respiratory activity while deletion results in reduced oxygen consumption under conditions of caloric restriction; induced by iron homeostasis transcription factor Aft2p; multicopy suppressor of temperature sensitive hsf1 mutant; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function cellular_component YFR001W LOC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0179183117669307 0.299399402382662 1062 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 YBR227C MCX1 hom FT MITOCHONDRION 0.0178545149851473 0.301123593528929 1063 Mitochondrial matrix protein; putative ATP-binding chaperone with non-proteolytic function; similar to bacterial ClpX proteins protein refolding molecular_function mitochondrion|mitochondrial matrix YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0178343677793146 0.301741557511232 1064 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 YNL035C YNL035C hom FT NUCLEUS 0.0178119189560655 0.302278479925333 1065 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 YEL017W GTT3 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0178024481928093 0.30253565607707 1066 Protein of unknown function with a possible role in glutathione metabolism, as suggested by computational analysis of large-scale protein-protein interaction data; GFP-fusion protein localizes to the nuclear periphery biological_process molecular_function cellular_component YBL060W YEL1 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0177599108370618 0.303692540651038 1067 Guanine nucleotide exchange factor specific for Arf3p; localized to the bud neck and tip; required for localization of Arf3p to the bud neck and tip positive regulation of phosphatidylinositol biosynthetic process|protein localization|actin cortical patch localization ARF guanyl-nucleotide exchange factor activity cellular bud neck|cellular bud tip|cytoplasm YOL060C MAM3 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS 0.0177171022701962 0.304859763668843 1068 Protein required for normal mitochondrial morphology, has similarity to hemolysins cellular manganese ion homeostasis|mitochondrion organization molecular_function fungal-type vacuole membrane|integral to membrane YMR261C TPS3 hom FT CARBOHYDRATE METABOLISM 0.0177099850863688 0.30505410970847 1069 Regulatory subunit of trehalose-6-phosphate synthase/phosphatase; involved in synthesis of storage carbohydrate trehalose; expression is induced by stress conditions and repressed by the Ras-cAMP pathway; TPS3 has a paralog, TSL1, that arose from the whole genome duplication trehalose biosynthetic process|response to stress enzyme regulator activity|alpha,alpha-trehalose-phosphate synthase (UDP-forming) activity|trehalose-phosphatase activity alpha,alpha-trehalose-phosphate synthase complex (UDP-forming) YMR075C-A_d YMR075C-A hom 0.0176957703227296 0.305658943298752 1070 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RCO1/YMR075W Unknown Unknown Unknown YDR291W HRQ1 hom FT NUCLEUS 0.0176794165210148 0.307481619461005 1071 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 YDL135C RDI1 hom FT MEMBRANE ORGANIZATION|SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0176669797897521 0.30651882712961 1072 Rho GDP dissociation inhibitor; involved in the localization and regulation of Cdc42p and Rho1p; protein abundance increases in response to DNA replication stress regulation of vacuole fusion, non-autophagic|actin filament organization|small GTPase mediated signal transduction Rho GDP-dissociation inhibitor activity cytosol|plasma membrane|cellular bud neck|cellular bud tip YOL125W TRM13 hom FT RNA PROCESSING|NUCLEUS 0.0176652467735767 0.306277641975879 1073 2'-O-methyltransferase responsible for modification of tRNA at position 4; C-terminal domain has similarity to Rossmann-fold (RFM) superfamily of RNA methyltransferases tRNA methylation tRNA methyltransferase activity nucleus|cytoplasm YHR142W CHS7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0176422427174604 0.307341156713767 1074 Protein of unknown function; may be involved in chitin biosynthesis by regulation of Chs3p export from the ER; relocalizes from bud neck to ER upon DNA replication stress protein folding|ER to Golgi vesicle-mediated transport|fungal-type cell wall chitin biosynthetic process unfolded protein binding integral to membrane|endoplasmic reticulum membrane YAL019W FUN30 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0176303529053896 0.307234195603354 1075 Snf2p family member with ATP-dependent chromatin remodeling activity; has a role in silencing at the mating type locus, telomeres and centromeres; enriched at centromeres and is required for correct chromatin structure around centromeres, as well as at the boundary element of the silent HMR; recruited to DNA double-strand breaks (DSBs) where it promotes 5' strand resection of DSBs; potential Cdc28p substrate chromosome organization|chromatin silencing at rDNA|heterochromatin maintenance involved in chromatin silencing|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|heterochromatin assembly involved in chromatin silencing chromatin binding|DNA-dependent ATPase activity|DNA binding|protein homodimerization activity mitochondrion|mating-type region heterochromatin|nucleus YDR252W BTT1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0176040913601202 0.307955412036823 1076 Beta3 subunit of the heterotrimeric nascent polypeptide-associated complex which binds ribosomes via its beta-subunits in close proximity to nascent polypeptides; interacts with Caf130p of the CCR4-NOT complex; similar to human BTF3 'de novo' cotranslational protein folding unfolded protein binding nascent polypeptide-associated complex|CCR4-NOT complex YNL109W_d YNL109W hom 0.0175812196536718 0.308584445435684 1077 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 YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0175788031611473 0.30937336472066 1078 Proteasome-interacting protein involved in the assembly of the base subcomplex of the 19S proteasomal regulatory particle (RP); involved in DNA mismatch repair during slow growth; weak similarity to Msh1p; related to human 19S subunit S5b; structural study suggests Hsm3p is a scaffold protein for Rpt1p-Rpt2p complex formation mismatch repair|proteasome regulatory particle assembly molecular_function cytosol|proteasome regulatory particle, base subcomplex|nucleus|cytoplasm YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0175703289419546 0.308884267549813 1079 Protein containing a C-terminal SH3 domain; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; protein abundance increases in response to DNA replication stress; LSB3 has a paralog, YSC84, that arose from the whole genome duplication actin cortical patch localization molecular_function mitochondrion|cellular bud neck|cytoplasm YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0175547275964055 0.309314109052991 1080 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0174944702008891 0.310978002970159 1081 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 YKR020W VPS51 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL DIVISION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0174894798050401 0.311260396581186 1082 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 YKL053W_d YKL053W hom 0.0174860835656781 0.311282205095683 1083 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 YPL114W_d YPL114W hom 0.0174854833092619 0.31122666383377 1084 Dubious open reading frame, unlikely to encode a functional protein; largely overlaps ORF YPL113C; diploid deletion in BY4743 strain background exhibits high budding index Unknown Unknown Unknown YNR046W TRM112 het FT RNA PROCESSING|NUCLEUS 0.0174799447894279 0.311379975986947 1085 Protein involved in methylation of tRNA, rRNA, and translation factors; subunit of tRNA methyltransferase (MTase) complexes in combination with Trm9p and Trm11p; interacts with and stabilizes 18S rRNA methyltransferase Bud23p; subunit of complex with Mtq2p that methylates Sup45p (eRF1) in the ternary complex eRF1-eRF3-GTP; deletion confers resistance to zymocin; relative distribution to the nucleus increases upon DNA replication stress rRNA (guanine-N7)-methylation|peptidyl-glutamine methylation|tRNA methylation protein methyltransferase activity|zinc ion binding|tRNA (guanine-N2-)-methyltransferase activity|rRNA (guanine) methyltransferase activity eRF1 methyltransferase complex|nucleolus|nucleus|tRNA (m2G10) methyltransferase complex|cytoplasm YDR362C TFC6 het FT NUCLEUS 0.0174712798340006 0.311980926513324 1086 One of six subunits of RNA polymerase III transcription initiation factor complex (TFIIIC); part of TFIIIC TauB domain that binds BoxB promoter sites of tRNA and other genes; cooperates with Tfc3p in DNA binding; human homolog is TFIIIC-110 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 transcription factor TFIIIC complex YER132C PMD1 hom FT CELL CYCLE 0.017459811415902 0.311937708652166 1087 Protein with an N-terminal kelch-like domain, putative negative regulator of early meiotic gene expression; required, with Mds3p, for growth under alkaline conditions sporulation resulting in formation of a cellular spore molecular_function cytoplasm YHR003C YHR003C hom FT MITOCHONDRION 0.0174350381857386 0.312624876774194 1088 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YOR246C ENV9 hom FF|FT OXIDATION-REDUCTION PROCESS|VACUOLAR PROTEIN PROCESSING 0.017422144102008 0.313271700516713 1089 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 YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0173946218769305 0.314036872100347 1090 Subunit of the Set3C deacetylase complex that interacts directly with the Set3C subunit, Sif2p; putative DNA-binding protein; mutant has increased aneuploidy tolerance negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|Set3 complex YKL108W SLD2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0173925408483204 0.313806001695818 1091 Single-stranded DNA origin-binding and annealing protein; required for the initiation of DNA replication; phosphorylated in S phase by cyclin-dependent kinases (Cdks), promoting origin binding, DNA replication and Dpb11p complex formation; component of the preloading complex; unphosphorylated or CDK-phosphorylated Sld2p binds to the MCM2-7 complex;required for the S phase checkpoint; relative distribution to the nucleus increases upon DNA replication stress DNA replication preinitiation complex assembly|DNA strand renaturation|DNA replication initiation|double-strand break repair via break-induced replication|mitotic cell cycle DNA replication checkpoint DNA replication origin binding|single-stranded DNA binding DNA replication preinitiation complex YNL044W YIP3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0173775389525629 0.314584677565362 1092 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 YOR185C GSP2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS 0.0173681965054881 0.314700476359478 1093 GTP binding protein (mammalian Ranp homolog); involved in the maintenance of nuclear organization, RNA processing and transport; interacts with Kap121p, Kap123p and Pdr6p (karyophilin betas); Gsp1p homolog that is not required for viability; protein abundance increases in response to DNA replication stress nucleus organization GTPase activity integral to membrane|nucleus YER039C-A_p YER039C-A hom 0.0173437636675184 0.315165274272993 1094 Putative protein of unknown function; YER039C-A is not an essential gene biological_process molecular_function integral to membrane YMR002W MIC17 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0173427111648076 0.315194646897967 1095 Mitochondrial intermembrane space protein; required for normal oxygen consumption; contains twin cysteine-x9-cysteine motifs; protein abundance increases in response to DNA replication stress aerobic respiration molecular_function nucleus|cytoplasm|mitochondrial intermembrane space YML107C PML39 hom FT RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0173304256155982 0.315537637726784 1096 Protein required for nuclear retention of unspliced pre-mRNAs along with Mlp1p and Pml1p; anchored to nuclear pore complex via Mlp1p and Mlp2p; found with the subset of nuclear pores farthest from the nucleolus; may interact with ribosomes maintenance of RNA location molecular_function ribosome|nuclear pore YLR035C MLH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.017330026335655 0.315548789027158 1097 Protein involved in the mismatch repair of certain frameshift intermediates and involved in meiotic recombination; forms a complex with Mlh1p mismatch repair|reciprocal meiotic recombination molecular_function nucleus YLR086W SMC4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0173299452829237 0.315551052742083 1098 Subunit of the condensin complex; reorganizes chromosomes during cell division; forms a complex with Smc2p that has ATP-hydrolyzing and DNA-binding activity; required for tRNA gene clustering at the nucleolus; potential Cdc28p substrate mitotic chromosome condensation|mitotic sister chromatid segregation|tRNA gene clustering chromatin binding|ATPase activity SMC loading complex|nuclear condensin complex YHL014C YLF2 hom FT MITOCHONDRION 0.017325555646796 0.315673666445097 1099 Protein of unknown function, has weak similarity to E. coli GTP-binding protein gtp1; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process GTP binding mitochondrion YCL075W YCL075W hom FT NUCLEUS 0.0173089888249616 0.316136701638444 1100 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 YPR159W KRE6 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0172930461012617 0.316727066277944 1101 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 YKL183W LOT5 hom FT NUCLEUS 0.0172649371843942 0.317442257388869 1102 Protein of unknown function; gene expression increases in cultures shifted to a lower temperature; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YKL073W LHS1 hom FT PROTEIN LOCALIZATION|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM 0.0172148656069239 0.318775857166907 1103 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 YMR086W SEG1 hom 0.0172137294093832 0.31880780325321 1104 Component of eisosome required for proper eisosome assembly; precedes Pil1p/Lsp1p during eisosome formation and controls eisosome length and shape; Seg1p-GFP diffusely distributed and forms heterogeneous patches at the plasma membrane in small buds, also found in medium and large buds; may interact with ribosomes, based on co-purification experiments; expression is repressed by cAMP; similar to A. gossypii SEG gene and to S. pombe Sle1p, important for generating eisosomes biological_process molecular_function eisosome|ribosome|cytoplasm YHR196W UTP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0172101971753018 0.318907131278301 1105 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 YEL002C WBP1 het FT CELL CYCLE|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0171923204728417 0.319482306854939 1106 Beta subunit of the oligosaccharyl transferase (OST) glycoprotein complex; required for N-linked glycosylation of proteins in the endoplasmic reticulum cell cycle|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity nuclear envelope|oligosaccharyltransferase complex|endoplasmic reticulum YDR186C YDR186C hom 0.0171903260893173 0.319466292590092 1107 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 YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0171893354734679 0.31949418473834 1108 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 YBL088C TEL1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0171762965441451 0.320150244167669 1109 Protein kinase primarily involved in telomere length regulation; contributes to cell cycle checkpoint control in response to DNA damage; functionally redundant with Mec1p; regulates P-body formation induced by replication stress; homolog of human ataxia-telangiectasia mutated (ATM) gene, the gene responsible for ataxia telangiectasia (AT) (OMIM 607585) double-strand break repair|histone phosphorylation|telomere maintenance|response to DNA damage stimulus|phosphorylation|DNA damage induced protein phosphorylation protein kinase activity|telomeric DNA binding mitochondrion|nucleus YLR111W_d YLR111W hom FF 0.0171670785774324 0.320121278025776 1110 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR251W MRPS5 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0171578027748069 0.32038286328228 1111 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YML098W TAF13 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0171399845642673 0.32088574318343 1112 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 YHR205W SCH9 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0171102193746804 0.321726949561532 1113 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 YHR120W MSH1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170971028022434 0.322098098829748 1114 DNA-binding protein of the mitochondria involved in repair of mitochondrial DNA, has ATPase activity and binds to DNA mismatches; has homology to E. coli MutS; transcription is induced during meiosis DNA repair|mismatch repair|mitochondrial DNA repair|mitochondrion organization|reciprocal meiotic recombination|mitochondrial genome maintenance guanine/thymine mispair binding|dinucleotide insertion or deletion binding|DNA-dependent ATPase activity mitochondrion YBR163W EXO5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170724396733368 0.322796727863298 1115 Mitochondrial 5'-3' exonuclease and sliding exonuclease, required for mitochondrial genome maintenance; distantly related to the RecB nuclease domain of bacterial RecBCD recombinases; may be regulated by the transcription factor Ace2 mitochondrial genome maintenance single-stranded DNA specific 5'-3' exodeoxyribonuclease activity mitochondrion YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170542299738052 0.323385339206919 1116 Conserved protein required for assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase; mutation of human ATP12 reduces active ATP synthase levels and is associated with the disorder ATPAF2 deficiency mitochondrial proton-transporting ATP synthase complex assembly protein domain specific binding mitochondrion YPL087W YDC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0170263562076899 0.324104772938485 1117 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 YOR378W_p YOR378W hom FT PLASMA MEMBRANE 0.0169931921074293 0.325048243585406 1118 Putative paralog of ATR1, but not required for boron tolerance; member of the DHA2 family of drug:H+ antiporters; YOR378W is not an essential gene biological_process molecular_function integral to membrane YPL197C_d YPL197C hom 0.0169855047056802 0.32570038738325 1119 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the ribosomal gene RPB7B Unknown Unknown Unknown YIR001C SGN1 hom 0.0169677392242635 0.325773551608281 1120 Cytoplasmic RNA-binding protein, contains an RNA recognition motif (RRM); may have a role in mRNA translation, as suggested by genetic interactions with genes encoding proteins involved in translational initiation mRNA metabolic process poly(A) RNA binding cytoplasm YKL130C SHE2 hom FT RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0169599135047313 0.325996765391378 1121 RNA-binding protein that binds specific mRNAs and interacts with She3p; part of the mRNA localization machinery that restricts accumulation of certain proteins to the bud mating type switching|intracellular mRNA localization mRNA binding cellular bud tip|cytoplasm YDR384C ATO3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0169451473826094 0.326851368557311 1122 Plasma membrane protein, regulation pattern suggests a possible role in export of ammonia from the cell; phosphorylated in mitochondria; member of the TC 9.B.33 YaaH family of putative transporters ammonium transport|nitrogen utilization|transmembrane transport ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YLR260W LCB5 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0169321428657918 0.327729113518457 1123 Minor sphingoid long-chain base kinase, paralog of Lcb4p responsible for few percent of the total activity, possibly involved in synthesis of long-chain base phosphates, which function as signaling molecules response to heat|calcium-mediated signaling|sphingolipid metabolic process D-erythro-sphingosine kinase activity Golgi apparatus|membrane YHR126C_p ANS1 hom FT PLASMA MEMBRANE 0.0169147182389691 0.327287818258964 1124 Putative GPI protein; transcription dependent upon Azf1p biological_process molecular_function cellular_component YPR072W NOT5 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0169084368555193 0.327467515211245 1125 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 YOL064C MET22 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0169054129862014 0.327554044470221 1126 Bisphosphate-3'-nucleotidase, involved in salt tolerance and methionine biogenesis; dephosphorylates 3'-phosphoadenosine-5'-phosphate and 3'-phosphoadenosine-5'-phosphosulfate, intermediates of the sulfate assimilation pathway methionine biosynthetic process|hyperosmotic salinity response|sulfate assimilation 3'(2'),5'-bisphosphate nucleotidase activity cellular_component YGL098W USE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0168963548840374 0.32781333453685 1127 Essential SNARE protein localized to the ER, involved in retrograde traffic from the Golgi to the ER; forms a complex with the SNAREs Sec22p, Sec20p and Ufe1p retrograde vesicle-mediated transport, Golgi to ER|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to cytosolic side of endoplasmic reticulum membrane YDR077W SED1 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0168940536589755 0.327879228786399 1128 Major stress-induced structural GPI-cell wall glycoprotein in stationary-phase cells, associates with translating ribosomes, possible role in mitochondrial genome maintenance; ORF contains two distinct variable minisatellites fungal-type cell wall organization|mitochondrial genome maintenance structural constituent of cell wall mitochondrion|ribosome|fungal-type cell wall YBR066C NRG2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0168387309852484 0.329465947008578 1129 Transcriptional repressor; mediates glucose repression and negatively regulates filamentous growth; NRG2 has a paralog, NRG1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter by glucose|biofilm formation|pseudohyphal growth|Unknown sequence-specific DNA binding nucleus YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0168215694635755 0.329959168065707 1130 Cytochrome c oxidase subunit; has a role in assembly of respiratory supercomplexes; similar to Rcf1p, and either Rcf1p or Rcf2p is required for late-stage assembly of the Cox12p and Cox13p subunits and for cytochrome c oxidase activity; associates with the cytochrome c oxidase - cytochrome bc1 supercomplex; null mutant accumulates reactive oxygen species; member of the conserved hypoxia induced gene family; C. elegans homolog is functional in yeast mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial respiratory chain supercomplex|mitochondrial respiratory chain complex IV|integral to mitochondrial inner membrane YJL167W ERG20 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0167524001680266 0.332384846703954 1131 Farnesyl pyrophosphate synthetase, has both dimethylallyltranstransferase and geranyltranstransferase activities; catalyzes the formation of C15 farnesyl pyrophosphate units for isoprenoid and sterol biosynthesis farnesyl diphosphate biosynthetic process|ergosterol biosynthetic process|isoprenoid biosynthetic process dimethylallyltranstransferase activity|geranyltranstransferase activity endoplasmic reticulum|cytoplasm YLR193C UPS1 hom FT LIPID METABOLISM|MITOCHONDRION 0.016748132154968 0.332075146478165 1132 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 YBL057C PTH2 hom FT PROTEOLYSIS|MITOCHONDRION 0.0167207185106693 0.333083606933084 1133 One of two (see also PTH1) mitochondrially-localized peptidyl-tRNA hydrolases; negatively regulates the ubiquitin-proteasome pathway via interactions with ubiquitin-like ubiquitin-associated proteins; dispensable for cell growth negative regulation of proteasomal ubiquitin-dependent protein catabolic process aminoacyl-tRNA hydrolase activity mitochondrial outer membrane|mitochondrion|cytoplasm YEL046C GLY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0167077425223611 0.333458964391106 1134 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 YMR174C PAI3 hom 0.0167010304483747 0.333653232111713 1135 Cytoplasmic proteinase A (Pep4p) inhibitor, dependent on Pbs2p and Hog1p protein kinases for osmotic induction; intrinsically unstructured, N-terminal half becomes ordered in the active site of proteinase A upon contact vacuolar protein catabolic process endopeptidase inhibitor activity cytoplasm YHR124W NDT80 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0166736503356043 0.334230152325951 1136 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 YOR102W_d YOR102W het 0.0166713475090824 0.334296924047935 1137 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 YDL140C RPO21 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0166115199943221 0.336034668027327 1138 RNA polymerase II largest subunit B220, part of central core; phosphorylation of C-terminal heptapeptide repeat domain regulates association with transcription and splicing factors; similar to bacterial beta-prime transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase II, core complex YNL256W FOL1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0165815014167479 0.336908769961428 1139 Multifunctional enzyme of the folic acid biosynthesis pathway, has dihydropteroate synthetase, dihydro-6-hydroxymethylpterin pyrophosphokinase, and dihydroneopterin aldolase activities tetrahydrofolate biosynthetic process dihydroneopterin aldolase activity|2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity|dihydropteroate synthase activity mitochondrial envelope|mitochondrion|cytoplasm YHR057C CPR2 hom 0.0165739813757216 0.337127972474574 1140 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 YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0165717790808017 0.337192184759864 1141 Essential kinetochore protein, component of the CBF3 complex that binds the CDEIII region of the centromere; contains an N-terminal Zn2Cys6 type zinc finger domain, a C-terminal acidic domain, and a putative coiled coil dimerization domain septin ring assembly|mitotic cell cycle spindle assembly checkpoint sequence-specific DNA binding|DNA binding, bending|centromeric DNA binding condensed nuclear chromosome kinetochore|CBF3 complex YLR188W MDL1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0165619742063249 0.337478160731095 1142 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 YLR375W STP3 hom FT NUCLEUS 0.0165512482003222 0.337791181466269 1143 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 YDL190C UFD2 hom FT PROTEOLYSIS|NUCLEUS 0.016534932886338 0.338483836392058 1144 Ubiquitin chain assembly factor (E4) that cooperates with a ubiquitin-activating enzyme (E1), a ubiquitin-conjugating enzyme (E2), and a ubiquitin protein ligase (E3) to conjugate ubiquitin to substrates; also functions as an E3 ER-associated protein catabolic process|protein ubiquitination|ubiquitin-dependent protein catabolic process|response to stress ubiquitin-ubiquitin ligase activity nucleus|cytoplasm YMR064W AEP1 hom FT TRANSLATION|MITOCHONDRION 0.0165341723353887 0.33828989686507 1145 Protein required for expression of the mitochondrial OLI1 gene encoding subunit 9 of F1-F0 ATP synthase regulation of translation translation regulator activity mitochondrion YGL132W_d YGL132W hom 0.0165326546941332 0.338334243745659 1146 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene SNT2/YGL131C Unknown Unknown Unknown YIR012W SQT1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RIBOSOME 0.0165105697665595 0.33898000791769 1147 Protein involved in 60S ribosomal subunit assembly or modification; contains multiple WD repeats; interacts with Qsr1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress ribosomal large subunit assembly molecular_function cytosol|cytosolic ribosome|cytoplasm YOR045W TOM6 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0165030667690046 0.33919957565549 1148 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial matrix protein channel activity mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YMR001C-A_p YMR001C-A hom 0.0164923972484394 0.339511965543999 1149 Putative protein of unknown function biological_process molecular_function cellular_component YPL048W CAM1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0164915904091423 0.33953559626277 1150 Nuclear protein required for transcription of MXR1; binds the MXR1 promoter in the presence of other nuclear factors; binds calcium and phospholipids; has similarity to translational cofactor EF-1 gamma ribosome biogenesis|positive regulation of transcription from RNA polymerase II promoter phospholipid binding|transcription coactivator activity|calcium ion binding nucleus YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0164892973338378 0.339602761635115 1151 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 YML052W SUR7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0164679949927178 0.340227125318335 1152 Plasma membrane protein that localizes to furrow-like invaginations (MCC patches); component of eisosomes; associated with endocytosis, along with Pil1p and Lsp1p; sporulation and plasma membrane sphingolipid content are altered in mutants endocytosis|ascospore formation molecular_function cell cortex|eisosome|mitochondrion|membrane raft|integral to membrane|plasma membrane|actin cortical patch YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0164672476802448 0.340249042110481 1153 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 YDR244W PEX5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0164632068526013 0.340367565070321 1154 Peroxisomal membrane signal receptor for the C-terminal tripeptide signal sequence (PTS1) of peroxisomal matrix proteins, required for peroxisomal matrix protein import; also proposed to have PTS1-receptor independent functions protein import into peroxisome matrix, docking peroxisome matrix targeting signal-1 binding|protein binding, bridging cytosol|peroxisomal membrane|peroxisome YBR276C PPS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0164392599472293 0.341070502920523 1155 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 YDL052C SLC1 hom FT LIPID METABOLISM 0.0164278057989458 0.34140705643515 1156 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 YKR045C_p YKR045C hom 0.0164263152675622 0.342171700534169 1157 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YGL250W RMR1 hom FT CELL CYCLE|NUCLEUS 0.016407884520776 0.341992902813798 1158 Protein required for meiotic recombination and gene conversion; null mutant displays reduced PIS1 expression and growth defects on non-fermentable carbon sources and minimal media; GFP-fusion protein localizes to both cytoplasm and nucleus meiotic gene conversion|reciprocal meiotic recombination molecular_function nucleus|cytoplasm YOR339C UBC11 hom 0.0163862991716123 0.342628411453814 1159 Ubiquitin-conjugating enzyme most similar in sequence to Xenopus ubiquitin-conjugating enzyme E2-C, but not a true functional homolog of this E2; unlike E2-C, not required for the degradation of mitotic cyclin Clb2 protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YLL031C GPI13 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0163776091701841 0.342884472490929 1160 ER membrane localized phosphoryltransferase that adds phosphoethanolamine onto the third mannose residue of the glycosylphosphatidylinositol (GPI) anchor precursor; similar to human PIG-O protein GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity, transferring phosphorus-containing groups integral to membrane|endoplasmic reticulum YNL113W RPC19 het FT NUCLEUS 0.016357501709752 0.343477430851345 1161 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 YBR296C PHO89 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0163516598774015 0.343649826053405 1162 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 YGL186C TPN1 hom FF|FT PLASMA MEMBRANE 0.01634128743378 0.344171980286262 1163 Plasma membrane pyridoxine (vitamin B6) transporter; member of the purine-cytosine permease subfamily within the major facilitator superfamily; proton symporter with similarity to Fcy21p, Fcy2p, and Fcy22p vitamin transport vitamin transporter activity integral to membrane|plasma membrane YML106W URA5 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0163209201971311 0.344557878158403 1164 Major orotate phosphoribosyltransferase (OPRTase) isozyme; catalyzes the fifth enzymatic step in de novo biosynthesis of pyrimidines, converting orotate into orotidine-5'-phosphate; URA5 has a paralog, URA10, that arose from the whole genome duplication 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine ribonucleoside biosynthetic process orotate phosphoribosyltransferase activity nucleus|cytoplasm YGR148C RPL24B hom FT TRANSLATION|RIBOSOME 0.0163161333987967 0.344699418057774 1165 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 YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.0162522100656004 0.34659310692202 1166 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 YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0162470077830337 0.346747512100857 1167 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 YPR096C YPR096C hom 0.0162391089195982 0.346982036210911 1168 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.0162351613203928 0.347099281665854 1169 Non-essential protein required for transcriptional induction of the early meiotic-specific transcription factor IME1, also required for sporulation; contains twin cysteine-x9-cysteine motifs ascospore formation|mitochondrial respiratory chain complex assembly|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YDR194C MSS116 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0162264557114598 0.347429828803029 1170 DEAD-box protein required for efficient splicing of mitochondrial Group I and II introns; non-polar RNA helicase that also facilities strand annealing RNA folding|Group I intron splicing|Group II intron splicing RNA binding|RNA strand annealing activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial matrix YDL097C RPN6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0162116101923124 0.348015014331284 1171 Essential, non-ATPase regulatory subunit of the 26S proteasome lid; required for the assembly and activity of the 26S proteasome; the human homolog (S9 protein) partially rescues Rpn6p depletion; 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 YMR066W SOV1 hom FT MITOCHONDRION 0.016202298591289 0.348148182208537 1172 Mitochondrial protein of unknown function biological_process molecular_function mitochondrion YPL195W APL5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0161911024499704 0.348409559545653 1173 Delta adaptin-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway, suppressor of loss of casein kinase 1 function vesicle-mediated transport|Golgi to vacuole transport protein binding AP-3 adaptor complex YLR436C ECM30 hom FT CELL WALL ORG/BIOGENESIS 0.0161740018258834 0.348918964641731 1174 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 YPL100W ATG21 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.01614695783154 0.34972553436431 1175 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 YNL197C WHI3 hom FT PROTEIN LOCALIZATION|CELL CYCLE 0.0161399812807021 0.350005648124323 1176 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 YNR044W AGA1 hom 0.0161252138672079 0.350374891189404 1177 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 YAL034C-B_d YAL034C-B het 0.0161214078425127 0.350488632004001 1178 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR104W YMC2 hom FT MITOCHONDRION 0.0161198996802079 0.350533709023389 1179 Putative mitochondrial inner membrane transporter; proposed role in oleate metabolism and glutamate biosynthesis; member of the mitochondrial carrier (MCF) family; YMC2 has a paralog, YMC1, that arose from the whole genome duplication mitochondrial transport|transmembrane transport organic acid transmembrane transporter activity mitochondrion|integral to membrane YHL037C_d YHL037C hom 0.016093759574599 0.351315586690233 1180 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YEL055C POL5 het FT NUCLEUS 0.0160492903844691 0.352648241883544 1181 DNA Polymerase phi; has sequence similarity to the human MybBP1A and weak sequence similarity to B-type DNA polymerases, not required for chromosomal DNA replication; required for the synthesis of rRNA rRNA transcription|DNA replication DNA-directed DNA polymerase activity nucleolus YOL078W AVO1 het FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0160468468899644 0.35272156121377 1182 Component of a membrane-bound complex containing the Tor2p kinase and other proteins, which may have a role in regulation of cell growth TOR signaling cascade|fungal-type cell wall organization|regulation of cell growth|negative regulation of Ras protein signal transduction|establishment or maintenance of actin cytoskeleton polarity phosphatidylinositol-4,5-bisphosphate binding|Ras GTPase binding TORC2 complex|plasma membrane|cytoplasm YOR276W CAF20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.016020299574964 0.35351875938942 1183 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 YLR406C RPL31B hom FT TRANSLATION|RIBOSOME 0.0160084012237068 0.354091804900119 1184 Ribosomal 60S subunit protein L31B; associates with karyopherin Sxm1p; loss of both Rpl31p and Rpl39p confers lethality; homologous to mammalian ribosomal protein L31, no bacterial homolog; RPL31B has a paralog, RPL31A, that arose from the whole genome duplication cytoplasmic translation|regulation of translational fidelity structural constituent of ribosome cytosolic large ribosomal subunit YML089C_d YML089C hom 0.015989423545062 0.354447376910071 1185 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 YLR424W SPP382 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0159887585834849 0.354467393004105 1186 Essential protein that forms a dimer with Ntr2p; also forms a trimer, with Ntr2p and Prp43p, that is involved in spliceosome disassembly; found also in a multisubunit complex with the splicing factor Clf1p; suppressor of prp38-1 mutation spliceosomal complex disassembly|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step RNA binding|ATP-dependent RNA helicase activity mitochondrion|U2-type post-mRNA release spliceosomal complex|nucleus|spliceosomal complex|cytoplasm YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0159755456409703 0.354865265431654 1187 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 YDR128W MTC5 hom 0.0159744159537554 0.355114607447943 1188 Subunit of the SEA (Seh1-associated) complex; SEA is a coatomer-related complex that associates dynamically with the vacuole; has N-terminal WD-40 repeats and a C-terminal RING motif; mtc5 is synthetically sick with cdc13-1; relative distribution to vacuolar membrane punctae decreases upon DNA replication stress biological_process molecular_function fungal-type vacuole membrane|Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YPL092W SSU1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0159533402678081 0.355965274037212 1189 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 YDR438W THI74 hom FT MITOCHONDRION 0.0159394663547807 0.35595313129181 1190 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 YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0159227368362299 0.357104434890777 1191 Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YJR035W RAD26 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0159078648833098 0.356907706617679 1192 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 YNL173C MDG1 hom FT SIGNALING|PLASMA MEMBRANE 0.0158913292975763 0.357407833432256 1193 Plasma membrane protein involved in G-protein mediated pheromone signaling pathway; overproduction suppresses bem1 mutations pheromone-dependent signal transduction involved in conjugation with cellular fusion molecular_function membrane raft|plasma membrane YIL043C CBR1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0158848926225712 0.357602632990978 1194 Microsomal cytochrome b reductase, not essential for viability; also detected in mitochondria; mutation in conserved NADH binding domain of the human ortholog results in type I methemoglobinemia biological_process cytochrome-b5 reductase activity mitochondrial outer membrane|mitochondrion YDR193W_d YDR193W hom 0.0158534690424434 0.359200321215206 1195 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR051W_p YKR051W hom 0.0158350355120622 0.359113770797982 1196 Putative protein of unknown function biological_process molecular_function integral to membrane YLL052C AQY2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0157998520982163 0.360182568722478 1197 Water channel that mediates the transport of water across cell membranes, only expressed in proliferating cells, controlled by osmotic signals, may be involved in freeze tolerance; disrupted by a stop codon in many S. cerevisiae strains water transport water channel activity plasma membrane|endoplasmic reticulum membrane YML009C-A_d YML009C-A hom 0.0157867085246877 0.360582354375673 1198 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR202C RAV2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.015781098552699 0.360753076581133 1199 Subunit of RAVE (Rav1p, Rav2p, Skp1p), a complex that associates with the V1 domain of the vacuolar membrane (H+)-ATPase (V-ATPase) and promotes assembly and reassembly of the holoenzyme vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex YNL093W YPT53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0157667899321016 0.361188744830629 1200 Rab family GTPase; similar to Ypt51p and Ypt52p and to mammalian rab5; required for vacuolar protein sorting and endocytosis; YPT53 has a paralog, VPS21, that arose from the whole genome duplication endocytosis|protein targeting to vacuole GTPase activity late endosome YNR006W VPS27 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0157340857370097 0.362758945393613 1201 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 YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0157135644432737 0.362812245714425 1202 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 YNL121C TOM70 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0157067495383242 0.363020445412015 1203 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 YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0157051584468491 0.36306906503365 1204 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 YDR332W IRC3 hom FT MITOCHONDRION 0.0156965977068942 0.363330728925047 1205 Putative RNA helicase of the DEAH/D-box family; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion biological_process ATP-dependent RNA helicase activity mitochondrion YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.0156790767544235 0.364654609295775 1206 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 YLR238W FAR10 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0156513416381834 0.364715965515018 1207 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 YOR359W VTS1 hom FT PROTEIN LOCALIZATION|RNA PROCESSING|NUCLEUS 0.0156404035673268 0.365122766906132 1208 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 YDR275W BSC2 hom 0.0156254979636695 0.365508488457711 1209 Protein of unknown function; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; BSC2 has a paralog, IRC23, that arose from the whole genome duplication biological_process molecular_function lipid particle YGR137W_d YGR137W hom 0.0156154752289596 0.365887619533922 1210 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL006W-A_p YLL006W-A hom 0.015598976263547 0.366322920129698 1211 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPR129W SCD6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0155800576226503 0.366904566947425 1212 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 YGR197C SNG1 hom FT PLASMA MEMBRANE 0.0155280883443646 0.368505303069691 1213 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 YLR126C YLR126C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0155213010985448 0.368714681245074 1214 Putative glutamine amidotransferase; has Aft1p-binding motif in the promoter; may be involved in copper and iron homeostasis; YLR126C is not an essential protein; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress cellular copper ion homeostasis|cellular iron ion homeostasis molecular_function cytoplasm YML046W PRP39 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0154844271784177 0.369853488626782 1215 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 YGR080W TWF1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0154752113553895 0.370138449299806 1216 Twinfilin, highly conserved actin monomer-sequestering protein involved in regulation of the cortical actin cytoskeleton, composed of two cofilin-like regions, localizes actin monomers to sites of rapid filament assembly bipolar cellular bud site selection|actin polymerization or depolymerization|sequestering of actin monomers actin monomer binding mating projection tip|actin cortical patch YFL049W SWP82 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0154654814653624 0.370510806758774 1217 Member of the SWI/SNF chromatin remodeling complex; has an as yet unidentified role in the complex; has identifiable counterparts in closely related yeast species; abundantly expressed in many growth conditions; paralog of Npl6p; relocates to the cytosol under hypoxic conditions positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YKR068C BET3 het FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0154536011593307 0.370807188441695 1218 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 YDR109C_p YDR109C hom FT CARBOHYDRATE METABOLISM 0.0154374528232486 0.371664226525943 1219 Putative kinase biological_process molecular_function cellular_component YOR029W_d YOR029W hom 0.0154308839697434 0.371510991836853 1220 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR056W TFB4 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0153961255305778 0.372589448243399 1221 Subunit of TFIIH complex, involved in transcription initiation, similar to 34 kDa subunit of human TFIIH; interacts with Ssl1p phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YMR253C_p YMR253C hom 0.0153892913212336 0.372801722364111 1222 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YMR253C is not an essential gene biological_process molecular_function integral to membrane|cytoplasm YOR316C-A_p YOR316C-A hom 0.0153822999279746 0.373018956168589 1223 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBR037C SCO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0153689188982735 0.373434944681764 1224 Copper-binding protein of mitochondrial inner membrane; required for cytochrome c oxidase activity and respiration; may function to deliver copper to cytochrome c oxidase; similar to thioredoxins; SCO1 has a paralog, SCO2, that arose from the whole genome duplication copper ion transport|response to redox state|protein complex assembly copper ion binding|thioredoxin peroxidase activity mitochondrion|mitochondrial inner membrane YOR307C SLY41 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM 0.015366762313413 0.373787172743014 1225 Protein involved in ER-to-Golgi transport ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YOL130W ALR1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0153531141946219 0.373926649785187 1226 Plasma membrane Mg(2+) transporter, expression and turnover are regulated by Mg(2+) concentration; overexpression confers increased tolerance to Al(3+) and Ga(3+) ions magnesium ion transport|cation transport inorganic cation transmembrane transporter activity integral to membrane|plasma membrane YKL184W SPE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0153315885491009 0.375167329043677 1227 Ornithine decarboxylase, catalyzes the first step in polyamine biosynthesis; degraded in a proteasome-dependent manner in the presence of excess polyamines; deletion decreases lifespan, and increases necrotic cell death and ROS generation pantothenate biosynthetic process|putrescine biosynthetic process ornithine decarboxylase activity cytoplasm YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.015325743570783 0.37477913246443 1228 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 YDR439W LRS4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0153155175732846 0.375097938235345 1229 Nucleolar protein that forms a complex with Csm1p, and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation rDNA condensation|chromatin silencing at rDNA|homologous chromosome segregation|protein localization to nucleolar rDNA repeats molecular_function nucleolus|nucleus|monopolin complex YLR105C SEN2 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0153087180877099 0.375808837384938 1230 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p; Sen2p contains the active site for tRNA 5' splice site cleavage and has similarity to Sen34p and to Archaeal tRNA splicing endonuclease tRNA-type intron splice site recognition and cleavage tRNA-intron endonuclease activity mitochondrial outer membrane|mitochondrion|tRNA-intron endonuclease complex YLR282C_d YLR282C hom 0.0153055439031159 0.375622697752236 1231 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 YIL035C CKA1 hom FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0152914913017319 0.375847640303504 1232 Alpha catalytic subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity|protein kinase activity protein kinase CK2 complex|UTP-C complex YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0152822291542412 0.376136897860412 1233 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 YLR121C YPS3 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0152768000576612 0.376306512782602 1234 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 YKL098W MTC2 hom 0.0152767801612816 0.37666318271824 1235 Protein of unknown function; mtc2 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YOL013W-B_d YOL013W-B hom 0.0152764406297083 0.376317743635174 1236 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the long terminal repeat (LTR) of a Ty1 element Unknown Unknown Unknown YDR295C HDA2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0152535105120387 0.377034656020665 1237 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 YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.0152464396537824 0.377255896806985 1238 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 YPL179W PPQ1 hom FT TRANSLATION 0.0152382761872553 0.377511423796224 1239 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YDR525W_d API2 hom 0.0152047225431135 0.37884731799498 1240 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 YJR083C ACF4 hom 0.0151988208148383 0.378747930025871 1241 Protein of unknown function, computational analysis of large-scale protein-protein interaction data suggests a possible role in actin cytoskeleton organization; potential Cdc28p substrate biological_process molecular_function cellular_component YGL017W ATE1 hom FT PROTEOLYSIS 0.0151966121840831 0.378817220672012 1242 Arginyl-tRNA-protein transferase, catalyzes post-translational conjugation of arginine to the amino termini of acceptor proteins which are then subject to degradation via the N-end rule pathway cellular protein modification process|protein arginylation arginyltransferase activity cytoplasm YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.015191109530044 0.379559079140789 1243 Conserved ubiquitin-like modifier involved in autophagy and the Cvt pathway; conjugated to Atg5p to form a complex involved in Atg8p lipidation; Atg12p-Atg5p also forms a complex with Atg16p that is required for autophagosome formation C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity|protein tag Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.015186087651092 0.37964544980899 1244 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 YNL151C RPC31 het FT NUCLEUS 0.0151725573014324 0.379999053443363 1245 RNA polymerase III subunit C31 transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YGR290W_d YGR290W hom 0.0151684714370732 0.379700753608171 1246 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; putative HLH protein; partially overlaps the verified ORF MAL11/YGR289C (a high-affinity maltose transporter) Unknown Unknown Unknown YGR280C PXR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0151673430941185 0.379736206496813 1247 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 YKL173W SNU114 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEOTIDE METABOLISM|NUCLEUS 0.015125541310384 0.3810510650412 1248 GTPase component of U5 snRNP involved in mRNA splicing via spliceosome; binds directly to U5 snRNA; proposed to be involved in conformational changes of the spliceosome; similarity to ribosomal translocation factor EF-2 assembly of spliceosomal tri-snRNP|spliceosome conformational change to release U4 (or U4atac) and U1 (or U11)|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step GTP binding|GTPase activity|U5 snRNA binding U4/U6 x U5 tri-snRNP complex|U5 snRNP YDR192C NUP42 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0151112527975632 0.381501144528499 1249 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; interacts with Gle1p poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YGL143C MRF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0150867856545476 0.382556592688674 1250 Mitochondrial translation release factor, involved in stop codon recognition and hydrolysis of the peptidyl-tRNA bond during mitochondrial translation; lack of MRF1 causes mitochondrial genome instability translational termination|mitochondrial translational termination|mitochondrial translation translation release factor activity mitochondrion YDR220C_d YDR220C hom 0.0150830476344797 0.382390546711288 1251 Dubious open reading frame, null mutant exhibits synthetic phenotype with alpha-synuclein Unknown Unknown Unknown YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0150744594444365 0.382945548866129 1252 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 YPR158W CUR1 hom FT NUCLEUS 0.0150688673348017 0.382838178108862 1253 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 YDL025C RTK1 hom FT PROTEIN PHOSPHORYLATION 0.0150498744260488 0.383438232361998 1254 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 YKR097W PCK1 hom FT CARBOHYDRATE METABOLISM 0.0150298386984068 0.384071856601028 1255 Phosphoenolpyruvate carboxykinase, key enzyme in gluconeogenesis, catalyzes early reaction in carbohydrate biosynthesis, glucose represses transcription and accelerates mRNA degradation, regulated by Mcm1p and Cat8p, located in the cytosol gluconeogenesis phosphoenolpyruvate carboxykinase (ATP) activity cytosol YOR204W DED1 het FT TRANSLATION 0.0149971219391702 0.38510789069108 1256 ATP-dependent DEAD (Asp-Glu-Ala-Asp)-box RNA helicase, required for translation initiation of all yeast mRNAs; mutations in human DEAD-box DBY are a frequent cause of male infertility translational initiation RNA strand annealing activity|ATP-dependent RNA helicase activity cytoplasm YLR244C MAP1 hom FT PROTEOLYSIS|RIBOSOME 0.0149615004091437 0.387444412562448 1257 Methionine aminopeptidase, catalyzes the cotranslational removal of N-terminal methionine from nascent polypeptides; function is partially redundant with that of Map2p negative regulation of gene expression|protein initiator methionine removal involved in protein maturation metalloaminopeptidase activity|mRNA binding cytosolic ribosome YDR314C RAD34 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0149529346228321 0.386509867722523 1258 Protein involved in nucleotide excision repair (NER); homologous to RAD4 nucleotide-excision repair molecular_function nucleus YNL276C_d YNL276C hom 0.0149397242410483 0.386929611090598 1259 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene MET2/YNL277W Unknown Unknown Unknown YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0149325605460698 0.387228136394942 1260 Transcriptional activator; required for the vitamin H-responsive element (VHRE) mediated induction of VHT1 (Vitamin H transporter) and BIO5 (biotin biosynthesis intermediate transporter) in response to low biotin concentrations; VHR1 has a paralog, VHR2, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to biotin starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II regulatory region sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YJR072C NPA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION 0.0149274237229627 0.387320694468175 1261 Member of the conserved GPN-loop GTPase family; has a role in transport of RNA polymerase II to the nucleus; exhibits GTP-dependent binding to PolII; has ATPase activity; involved in sister chromatid cohesion; phosphorylated by the Pcl1p-Pho85p kinase complex; human homolog XAB1 interacts with human RNA polymerase II; protein abundance increases in response to DNA replication stress cellular protein complex localization|nucleocytoplasmic transport|mitotic sister chromatid cohesion ATPase activity|GTPase activity cytoplasm YML020W_p YML020W hom 0.014909649276393 0.387886241666973 1262 Putative protein of unknown function biological_process molecular_function cellular_component YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0149081671824311 0.387933421629802 1263 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 YLR103C CDC45 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0149064698053297 0.387987459062101 1264 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 YER045C ACA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0148745796222044 0.389003561952955 1265 ATF/CREB family basic leucine zipper (bZIP) transcription factor; binds as a homodimer to the ATF/CREB consensus sequence TGACGTCA; important for carbon source utilization; target genes include GRE2 and COS8; ACA1 has a paralog, CST6, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0148568425213512 0.389569411373183 1266 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 YDR313C PIB1 hom 0.0148287555604726 0.390537129910935 1267 RING-type ubiquitin ligase of the endosomal and vacuolar membranes, binds phosphatidylinositol(3)-phosphate; contains a FYVE finger domain protein ubiquitination ubiquitin-protein ligase activity|phosphatidylinositol-3-phosphate binding fungal-type vacuole membrane|late endosome YLR039C RIC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0148246617319847 0.390597320492766 1268 Protein involved in retrograde transport to the cis-Golgi network; forms heterodimer with Rgp1p that acts as a GTP exchange factor for Ypt6p; involved in transcription of rRNA and ribosomal protein genes intracellular protein transport|retrograde transport, endosome to Golgi guanyl-nucleotide exchange factor activity nucleus|Ric1p-Rgp1p complex|Golgi membrane|guanyl-nucleotide exchange factor complex YGR265W_d YGR265W het 0.0147967024960378 0.39149172187456 1269 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MES1/YGR264C, which encodes methionyl-tRNA synthetase Unknown Unknown Unknown YLR287C-A RPS30A hom FT TRANSLATION|RIBOSOME 0.0147940833195667 0.391575571568937 1270 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S30, no bacterial homolog; RPS30A has a paralog, RPS30B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|cytoplasmic stress granule YPR196W_p YPR196W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0147767377551668 0.39213114329251 1271 Putative maltose-responsive transcription factor regulation of transcription, DNA-dependent sequence-specific DNA binding cellular_component YDR018C_p YDR018C hom FT LIPID METABOLISM 0.0147719216534004 0.392285485896644 1272 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 YBL084C CDC27 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0147346301937401 0.393693506885916 1273 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YOR215C AIM41 hom FT MITOCHONDRION 0.0147256562195476 0.393770039021046 1274 Putative protein of unknown function; the authentic protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YOL094C RFC4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0147027933040621 0.394504911777695 1275 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon mismatch repair|sister chromatid cohesion|leading strand elongation DNA clamp loader activity Elg1 RFC-like complex|Rad17 RFC-like complex|DNA replication factor C complex|Ctf18 RFC-like complex YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.014677601879786 0.395315588340135 1276 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 YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.014674941328315 0.395401265350852 1277 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 YHR028C DAP2 hom FT PROTEOLYSIS 0.0146548789125969 0.396047690963796 1278 Dipeptidyl aminopeptidase, synthesized as a glycosylated precursor; localizes to the vacuolar membrane; similar to Ste13p protein processing dipeptidyl-peptidase activity fungal-type vacuole membrane YOR291W YPK9 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0146537290967951 0.396366615968158 1279 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 YBR158W AMN1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0146457679566511 0.396341463098346 1280 Protein required for daughter cell separation, multiple mitotic checkpoints, and chromosome stability; contains 12 degenerate leucine-rich repeat motifs; expression is induced by the Mitotic Exit Network (MEN) mitotic cell cycle checkpoint|negative regulation of exit from mitosis protein binding nucleus|cellular bud|cytoplasm YNL187W SWT21 hom FT RNA PROCESSING|NUCLEUS 0.0146353532501378 0.396677434164619 1281 Protein involved in mRNA splicing; contains a consensus nuclear export signal (NES) sequence similar to the consensus sequence recognized by Crm1p; interacts genetically with Prp40p and Tgs1p; contains WD40 repeats mRNA splicing, via spliceosome molecular_function small nuclear ribonucleoprotein complex|nucleus YKL190W CNB1 hom FF|FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0146260977442499 0.396976154366615 1282 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 YOL143C RIB4 hom FT NUCLEUS 0.0146169345262687 0.397342417029858 1283 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 YDL175C AIR2 hom FT RNA PROCESSING|NUCLEUS 0.0146062295366687 0.39761785604867 1284 RNA-binding subunit of the TRAMP nuclear RNA surveillance complex; involved in nuclear RNA processing and degradation; involved in TRAMP complex assembly as a bridge between Mtr4p and Trf4p; stimulates the poly(A) polymerase activity of Pap2p in vitro; has 5 zinc knuckle motifs; AIR2 has a paralog, AIR1, that arose from the whole genome duplication nuclear polyadenylation-dependent CUT catabolic process|nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|ncRNA polyadenylation|tRNA modification polynucleotide adenylyltransferase activity|RNA binding|protein binding, bridging nucleolus|TRAMP complex YJL009W_d YJL009W het 0.0146056740000814 0.397635807700492 1285 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps CCT8/YJL008C, a verified gene encoding a subunit of the cytosolic chaperonin Cct ring complex Unknown Unknown Unknown YOR054C VHS3 hom FT CELL CYCLE|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM 0.0145915303804232 0.398093010184399 1286 Negative regulatory subunit of protein phosphatase 1 Ppz1p and also a subunit of the phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis coenzyme A biosynthetic process|cellular monovalent inorganic cation homeostasis phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0145796544694546 0.398477151805972 1287 Cytosolic aldehyde dehydrogenase, activated by Mg2+ and utilizes NADP+ as the preferred coenzyme; required for conversion of acetaldehyde to acetate; constitutively expressed; locates to the mitochondrial outer surface upon oxidative stress response to salt stress|NADPH regeneration|acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity cytosol|mitochondrion YDR233C RTN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0144901526136931 0.401379376079927 1288 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 YNL089C_d YNL089C hom 0.0144850793553805 0.401544262617955 1289 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 YNL323W LEM3 hom FF|FT MEMBRANE ORGANIZATION|SIGNALING|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0144563695800171 0.404166925332673 1290 Membrane protein of the plasma membrane and ER, interacts specifically in vivo with the phospholipid translocase (flippase) Dnf1p; involved in translocation of phospholipids and alkylphosphocholine drugs across the plasma membrane phospholipid translocation|cell surface receptor signaling pathway phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane|cytoplasm YGL006W-A_p YGL006W-A hom 0.0144466395928584 0.402794917547225 1291 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YJR120W YJR120W hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0144430914571525 0.403261362686967 1292 Protein of unknown function; essential for growth under anaerobic conditions; mutation causes decreased expression of ATP2, impaired respiration, defective sterol uptake, and altered levels/localization of ABC transporters Aus1p and Pdr11p cellular respiration|sterol transport|mitochondrion organization molecular_function cellular_component YOR302W YOR302W hom FT TRANSLATION 0.0144200257718175 0.403662175708753 1293 CPA1 uORF, Arginine attenuator peptide, regulates translation of the CPA1 mRNA regulation of translation translation regulator activity cytosol YIL067C_p YIL067C hom 0.0144161018060279 0.403790139502242 1294 Uncharacterized protein of unknown function biological_process molecular_function integral to membrane|fungal-type vacuole YER098W UBP9 hom FT PROTEOLYSIS 0.0143936220882933 0.404523689575687 1295 Ubiquitin-specific protease that cleaves ubiquitin-protein fusions; UBP9 has a paralog, UBP13, that arose from the whole genome duplication protein deubiquitination ubiquitin-specific protease activity cytoplasm YMR004W MVP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|NUCLEUS 0.0143922322525433 0.404569068335125 1296 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 YLR040C_p YLR040C hom 0.0143773942921057 0.405123768913657 1297 Protein of unknown function; localizes to the cell wall; predicted to be a GPI-attached protein; upregulated by Mcm1p-Alpha1p transcription factor; partially overlaps the dubious ORF YLR041W; mRNA identified as translated by ribosome profiling data; YLR040C is not essential biological_process molecular_function fungal-type cell wall YGR162W TIF4631 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0143745025705656 0.405148217396324 1298 Translation initiation factor eIF4G; subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); interacts with Pab1p and with eIF4A (Tif1p); also has a role in biogenesis of the large ribosomal subunit; TIF4631 has a paralog, TIF4632, that arose from the whole genome duplication translational initiation|ribosomal large subunit biogenesis|stress granule assembly translation initiation factor activity mitochondrion|ribosome|eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YLR374C_d YLR374C hom 0.0143689165616868 0.405891542520737 1299 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 YLR246W ERF2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0143608591326048 0.406154879919653 1300 Subunit of a palmitoyltransferase, composed of Erf2p and Shr5p, that adds a palmitoyl lipid moiety to heterolipidated substrates such as Ras1p and Ras2p through a thioester linkage; mutants partially mislocalize Ras2p to the vacuole protein targeting to membrane|protein palmitoylation palmitoyltransferase activity endoplasmic reticulum palmitoyltransferase complex|integral to endoplasmic reticulum membrane|integral to membrane YPR055W SEC8 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.014326783780341 0.406709434722741 1301 Essential 121 kDa subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane prior to SNARE-mediated fusion; involved in ER and Golgi inheritance in small buds; relocalizes away from bud neck upon DNA replication stress Golgi inheritance|endoplasmic reticulum inheritance|Golgi to plasma membrane transport|exocytosis|vesicle fusion|vesicle docking involved in exocytosis molecular_function incipient cellular bud site|cellular bud neck|mating projection tip|exocyst|cellular bud tip YBL072C RPS8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.014325880567932 0.406739019713083 1302 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S8, no bacterial homolog; RPS8A has a paralog, RPS8B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YMR228W MTF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0142990995056555 0.407616824466427 1303 Mitochondrial RNA polymerase specificity factor; has structural similarity to S-adenosylmethionine-dependent methyltransferases and functional similarity to bacterial sigma-factors; Mtf1p interacts with and stabilizes the Rpo41p-promoter complex, enhancing DNA bending and melting to facilitate pre-initiation open complex formation transcription initiation from mitochondrial promoter mitochondrial RNA polymerase binding promoter specificity activity mitochondrion|mitochondrial DNA-directed RNA polymerase complex|mitochondrial matrix|mitochondrial intermembrane space YNR062C_p YNR062C hom 0.0142968141370648 0.407691784385916 1304 Putative membrane protein of unknown function biological_process molecular_function integral to membrane YLR379W_d YLR379W het 0.0142808044122174 0.408217132404051 1305 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential ORF SEC61/YLR378C Unknown Unknown Unknown YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0142584235736854 0.408952219288252 1306 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 YNL031C HHT2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0142558616919085 0.409036413148425 1307 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 YGR271C-A EFG1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0142552139922623 0.409057700827259 1308 Essential protein required for maturation of 18S rRNA; null mutant is sensitive to hydroxyurea and is delayed in recovering from alpha-factor arrest; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus G1 phase of mitotic cell cycle|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus YMR251W GTO3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0142544679921056 0.409082220125279 1309 Omega class glutathione transferase; putative cytosolic localization glutathione metabolic process glutathione transferase activity cytoplasm YLR294C_d YLR294C hom 0.01423575045662 0.409697708271723 1310 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene ATP14 Unknown Unknown Unknown YBL071C-B_p YBL071C-B hom 0.0142347549407548 0.409800285296509 1311 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR255C RMD5 hom FT KETONE METABOLISM|CELL CYCLE|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.014215243807412 0.410372659256228 1312 Component of GID Complex that confers ubiquitin ligase (U3) activity; necessary for polyubiquitination and degradation of the gluconeogenic enzyme fructose-1,6-bisphosphatase; forms dimer with Fyv10p that is then recruited to GID Complex by Gid8p; also required for sporulation; conserved protein that has a degenerate RING finger domain negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity cytosol|GID complex YDR519W FPR2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0142083641393123 0.410599242879446 1313 Membrane-bound peptidyl-prolyl cis-trans isomerase (PPIase); binds to the drugs FK506 and rapamycin; expression pattern suggests possible involvement in ER protein trafficking; relocalizes from nucleus to vacuole upon DNA replication stress biological_process FK506 binding|peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum membrane YOR314W_d YOR314W hom 0.0142067380684177 0.410652808790941 1314 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0141879790947337 0.411271065540484 1315 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 YAR047C_d YAR047C hom 0.0141776207146763 0.411612692740718 1316 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL194W SNF3 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.0141769395168155 0.411635165057268 1317 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 YMR289W ABZ2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0141674511256971 0.412576355433178 1318 Aminodeoxychorismate lyase (4-amino-4-deoxychorismate lyase), catalyzes the third step in para-aminobenzoic acid biosynthesis; involved in folic acid biosynthesis folic acid biosynthetic process 4-amino-4-deoxychorismate lyase activity cytoplasm YGL122C NAB2 het FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0141171208824401 0.413611382678384 1319 Nuclear polyadenylated RNA-binding protein; required for nuclear mRNA export and poly(A) tail length control; binds nuclear pore protein Mlp1p; autoregulates mRNA levels; related to human hnRNPs; nuclear localization sequence binds Kap104p; protein abundance increases in response to DNA replication stress poly(A)+ mRNA export from nucleus|mRNA polyadenylation|regulation of mRNA stability poly(A) RNA binding nucleus|cytoplasm YOL073C YOL073C hom 0.0141124596370918 0.413765610829479 1320 Subunit of the DSC ubiquitin ligase complex; ortholog of fission yeast dsc2 biological_process molecular_function integral to membrane YLR317W_d YLR317W het 0.0141108984878093 0.414095885333322 1321 Dubious open reading frame; may be part of a bicistronic transcript with NKP2/YLR315W; overlaps the verified ORF TAD3/YLR316C Unknown Unknown Unknown YLL025W PAU17 hom 0.0140909518730605 0.414756167021612 1322 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions; YLL025W is not an essential gene biological_process molecular_function cellular_component YLR309C IMH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0140905229808349 0.414491892858449 1323 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 YDR396W_d YDR396W het 0.0140759203080278 0.415184538068852 1324 Dubious open reading frame unlikely to encode a functional protein; extensively overlaps essential NCB2 gene encoding the beta subunit of the NC2 dimeric histone-fold complex Unknown Unknown Unknown YML054C CYB2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0140543827271417 0.415690071746844 1325 Cytochrome b2 (L-lactate cytochrome-c oxidoreductase), component of the mitochondrial intermembrane space, required for lactate utilization; expression is repressed by glucose and anaerobic conditions lactate metabolic process L-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial intermembrane space YDL234C GYP7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0140480504402727 0.415900220045512 1326 GTPase-activating protein for yeast Rab family members including: Ypt7p (most effective), Ypt1p, Ypt31p, and Ypt32p (in vitro); involved in vesicle mediated protein trafficking regulation of vacuole fusion, non-autophagic|vesicle-mediated transport Rab GTPase activator activity cytoplasm YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0140333037538649 0.416389858238626 1327 H subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; also required for all protein lipoylation; expression is regulated by levels of 5,10-methylene-THF glycine catabolic process|one-carbon metabolic process|protein lipoylation glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YJL043W_p YJL043W hom FT MITOCHONDRION 0.0140059872723752 0.417297752421639 1328 Putative protein of unknown function; YJL043W is a non-essential gene biological_process molecular_function mitochondrion|cytoplasm YPL192C PRM3 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0139931760070961 0.417723950792064 1329 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 YJL049W_p YJL049W hom FT PROTEIN LOCALIZATION 0.0139810188679084 0.418128624989431 1330 Putative protein of unknown function; YJL049W is a non-essential gene biological_process molecular_function cellular_component YBR005W RCR1 hom FT VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0139715099472159 0.418445308819678 1331 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 YJL146W IDS2 hom FT CELL CYCLE|NUCLEUS 0.0139680573715307 0.418560327856298 1332 Protein involved in modulation of Ime2p activity during meiosis, appears to act indirectly to promote Ime2p-mediated late meiotic functions; found in growing cells and degraded during sporulation meiosis molecular_function nucleus|cytoplasm YBR040W FIG1 hom FT SITE OF POLARIZED GROWTH 0.0139606764113921 0.418806279390353 1333 Integral membrane protein required for efficient mating; may participate in or regulate the low affinity Ca2+ influx system, which affects intracellular signaling and cell-cell fusion during mating cell morphogenesis involved in conjugation with cellular fusion|cytogamy molecular_function fungal-type cell wall|integral to membrane|mating projection tip YML032C RAD52 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0139593465756193 0.418850601786523 1334 Protein that stimulates strand exchange by facilitating Rad51p binding to single-stranded DNA; anneals complementary single-stranded DNA; involved in the repair of double-strand breaks in DNA during vegetative growth and meiosis postreplication repair|telomere maintenance via recombination|meiotic joint molecule formation|meiotic DNA recombinase assembly|DNA recombinase assembly|DNA strand renaturation|double-strand break repair via synthesis-dependent strand annealing|double-strand break repair via single-strand annealing|double-strand break repair via break-induced replication recombinase activity nuclear chromosome|nucleus YMR075W RCO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0139585642200927 0.418876678379032 1335 Essential subunit of the histone deacetylase Rpd3S complex; interacts with Eaf3p regulation of DNA-dependent DNA replication initiation|negative regulation of antisense RNA transcription|transcription elongation from RNA polymerase II promoter|histone deacetylation molecular_function Rpd3S complex|histone deacetylase complex|nucleus|Rpd3L complex YGL260W_p YGL260W hom 0.0139377502955602 0.419640110246629 1336 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 YML093W UTP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0139283338763959 0.42023177747013 1337 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 YPR181C SEC23 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0139238952620943 0.420033183314067 1338 GTPase-activating protein, stimulates the GTPase activity of Sar1p; component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, involved in ER to Golgi transport; substrate of Ubp3/Bre5 complex; ubiquitylated by Ub-ligase Rsp5p; proteasome-mediated degradation of Sec23p is regulated by Cdc48p regulation of COPII vesicle coating GTPase activator activity COPII vesicle coat YPL234C VMA11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0139165539346465 0.420278319476246 1339 Vacuolar ATPase V0 domain subunit c', involved in proton transport activity; hydrophobic integral membrane protein (proteolipid) containing four transmembrane segments; N and C termini are in the vacuolar lumen vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|integral to membrane|fungal-type vacuole YGR208W SER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0139056992193466 0.420918145035201 1340 Phosphoserine phosphatase of the phosphoglycerate pathway, involved in serine and glycine biosynthesis, expression is regulated by the available nitrogen source L-serine biosynthetic process phosphoserine phosphatase activity nucleus|cytoplasm YOR120W GCY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0138709273431301 0.421803731080374 1341 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 YPL183C RTT10 hom FT VESICLE-MEDIATED TRANSPORT 0.013841645535661 0.422991951168865 1342 WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rrt2p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; evidence it interacts with Trm7p for 2'-O-methylation of N34 of substrate tRNAs; has a role in regulation of Ty1 transposition; human ortholog is WDR6 endocytic recycling molecular_function endosome|cytoplasm YGR087C PDC6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0138334768304959 0.423058217198571 1343 Minor isoform of pyruvate decarboxylase, decarboxylates pyruvate to acetaldehyde, involved in amino acid catabolism; transcription is glucose- and ethanol-dependent, and is strongly induced during sulfur limitation L-phenylalanine catabolic process|ethanol metabolic process|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity cytoplasm YGR239C PEX21 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.013831395030818 0.423128015594985 1344 Peroxin required for peroxisomal matrix protein targeting; acts on proteins containing the PTS2 targeting sequence; interacts with Pex7p; partially redundant with Pex18p; relative distribution to cytoplasmic foci increases upon DNA replication stress protein import into peroxisome matrix|positive regulation of protein binding protein binding cytosol|peroxisome YLR316C TAD3 het FT RNA PROCESSING|NUCLEUS 0.013826280905485 0.423299510147775 1345 Subunit of tRNA-specific adenosine-34 deaminase, forms a heterodimer with Tad2p that converts adenosine to inosine at the wobble position of several tRNAs tRNA modification tRNA-specific adenosine deaminase activity nucleus|cytoplasm YLR090W XDJ1 hom FT NUCLEUS|MITOCHONDRION 0.0138170948221794 0.423607653833633 1346 Chaperone with a role in facilitating mitochondrial protein import; ascomycete-specific member of the DnaJ-like family, closely related to Ydj1p; predicted to be C-terminally prenylated; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies protein folding chaperone binding mitochondrion|integral to mitochondrial outer membrane|nucleus YOL017W ESC8 hom FT GENE SILENCING|NUCLEUS 0.0138033013810175 0.424070595905846 1347 Protein involved in telomeric and mating-type locus silencing; interacts with Sir2p and also interacts with Gal11p, which is a component of the RNA pol II mediator complex; ESC8 has a paralog, IOC3, that arose from the whole genome duplication chromatin silencing molecular_function nucleus YKR019C IRS4 hom FF|FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|GENE SILENCING|MITOCHONDRION 0.0137716941376906 0.425823682487319 1348 EH domain-containing protein; involved in regulating phosphatidylinositol 4,5-bisphosphate levels and autophagy; Irs4p and Tax4p bind and activate the PtdIns phosphatase Inp51p; Irs4p and Tax4p are involved in localizing Atg17p to the PAS; IRS4 has a paralog, TAX4, that arose from the whole genome duplication autophagy|fungal-type cell wall organization|chromatin silencing at rDNA|inositol lipid-mediated signaling|CVT pathway|cellular response to starvation molecular_function mitochondrion|pre-autophagosomal structure YPR175W DPB2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0137591305351819 0.425555067411014 1349 Second largest subunit of DNA polymerase II (DNA polymerase epsilon), required for maintenance of fidelity of chromosomal replication; expression peaks at the G1/S phase boundary; Cdc28p substrate DNA-dependent DNA replication double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity nucleus|epsilon DNA polymerase complex|cytoplasm YDR127W ARO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0137448302472079 0.427350010944316 1350 Pentafunctional arom protein, catalyzes steps 2 through 6 in the biosynthesis of chorismate, which is a precursor to aromatic amino acids aromatic amino acid family biosynthetic process shikimate kinase activity|shikimate 3-dehydrogenase (NADP+) activity|3-phosphoshikimate 1-carboxyvinyltransferase activity|3-dehydroquinate dehydratase activity|3-dehydroquinate synthase activity cytoplasm YJR128W_d YJR128W hom 0.0137268614318015 0.426641465322244 1351 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RSF2 Unknown Unknown Unknown YER066C-A_d YER066C-A hom 0.0137224615698087 0.426858668818778 1352 Dubious open reading frame unlikely to encode a protein, partially overlaps uncharacterized ORF YER067W Unknown Unknown Unknown YDR298C ATP5 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0137059715478169 0.427345622177869 1353 Subunit 5 of the stator stalk of mitochondrial F1F0 ATP synthase, which is an evolutionarily conserved enzyme complex required for ATP synthesis; homologous to bovine subunit OSCP (oligomycin sensitivity-conferring protein); phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, stator stalk|mitochondrial proton-transporting ATP synthase complex YPL009C TAE2 hom FT TRANSLATION 0.0136820494075462 0.428221694777142 1354 Protein of unknown function, involved in protein translation; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm cytoplasmic translation molecular_function ribosome|cytoplasm YML058W SML1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0136553147909579 0.429055969186686 1355 Ribonucleotide reductase inhibitor involved in regulating dNTP production; regulated by Mec1p and Rad53p during DNA damage and S phase mitochondrion organization|response to DNA damage stimulus enzyme inhibitor activity nucleus|cytoplasm YNL075W IMP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0136478229445226 0.429309257003636 1356 Component of the SSU processome, which is required for pre-18S rRNA processing; interacts with Mpp10p; member of a superfamily of proteins that contain a sigma(70)-like motif and associate with RNAs rRNA processing snoRNA binding|single-stranded telomeric DNA binding|rRNA primary transcript binding small-subunit processome|Mpp10 complex|90S preribosome YIL076W SEC28 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.01362780178904 0.429986567592535 1357 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 YNL202W SPS19 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0136263082488191 0.430037118526412 1358 Peroxisomal 2,4-dienoyl-CoA reductase, auxiliary enzyme of fatty acid beta-oxidation; homodimeric enzyme required for growth and sporulation on petroselineate medium; expression induced during late sporulation and in the presence of oleate fatty acid catabolic process|ascospore formation 2,4-dienoyl-CoA reductase (NADPH) activity peroxisomal matrix YNL298W CLA4 hom FF|FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0136261997264715 0.430867110581737 1359 Cdc42p-activated signal transducing kinase of the PAK (p21-activated kinase) family, along with Ste20p and Skm1p; involved in septin ring assembly, vacuole inheritance, cytokinesis, sterol uptake regulation; phosphorylates Cdc3p and Cdc10p negative regulation of gene expression|vacuole inheritance|protein phosphorylation|budding cell apical bud growth|Rho protein signal transduction|regulation of exit from mitosis|establishment of cell polarity|sterol import|response to pheromone|cytokinesis protein serine/threonine kinase activity|protein kinase activity nucleus|cellular bud|fungal-type vacuole YGR214W RPS0A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0136224228523251 0.430443785306903 1360 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 YOR105W_p YOR105W hom 0.0135986922553914 0.430972441379004 1361 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YPL121C MEI5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.013578169713449 0.431668280223095 1362 Meiosis specific protein involved in DMC1-dependent meiotic recombination, forms heterodimer with Sae3p; proposed to be an assembly factor for Dmc1p meiotic DNA recombinase assembly|reciprocal meiotic recombination molecular_function condensed nuclear chromosome YBR273C UBX7 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0135681429456657 0.432008485089551 1363 UBX (ubiquitin regulatory X) domain-containing protein; interacts with Cdc48p; UBX7 has a paralog, UBX6, that arose from the whole genome duplication sporulation resulting in formation of a cellular spore|ubiquitin-dependent protein catabolic process molecular_function nuclear envelope|endoplasmic reticulum YMR013C SEC59 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0135528501614727 0.432527662990074 1364 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 YKL121W_p DGR2 hom 0.0135434239962995 0.432847853610707 1365 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YJR058C APS2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0135363933049566 0.433086763353869 1366 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 YHL008C_p YHL008C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0135357939176705 0.433312965590477 1367 Putative protein of unknown function, may be involved in the uptake of chloride ions; does not appear to be involved in monocarboxylic acid transport; green fluorescent protein (GFP)-fusion protein localizes to the vacuole chloride transport|monocarboxylic acid transport monocarboxylic acid transmembrane transporter activity|transporter activity integral to membrane|fungal-type vacuole YGR159C NSR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0135352444127233 0.433125811079176 1368 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 YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0135208869782276 0.433613952930262 1369 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 YGL229C SAP4 hom FT CELL CYCLE|MITOCHONDRION 0.0135087571852294 0.434026604332074 1370 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 YJR011C_p YJR011C hom 0.0135080915556151 0.434049255387251 1371 Putative protein of unknown function; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS biological_process molecular_function cellular_component YIL161W_p YIL161W hom 0.0134983083210903 0.434587862764428 1372 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 YHR001W-A QCR10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0134717549875405 0.435286806993053 1373 Subunit of the ubiqunol-cytochrome c oxidoreductase complex which includes Cobp, Rip1p, Cyt1p, Cor1p, Qcr2p, Qcr6p, Qcr7p, Qcr8p, Qcr9p, and Qcr10p and comprises part of the mitochondrial respiratory chain mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YJR154W_p YJR154W hom 0.0134559866491824 0.435824477958369 1374 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YOL045W PSK2 hom FT SIGNALING|TRANSLATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0134338446000087 0.436716926174573 1375 PAS-domain containing serine/threonine protein kinase; regulates sugar flux and translation in response to an unknown metabolite by phosphorylating Ugp1p and Gsy2p (sugar flux) and Caf20p, Tif11p and Sro9p (translation); PSK2 has a paralog, PSK1, that arose from the whole genome duplication regulation of (1->6)-beta-D-glucan biosynthetic process|negative regulation of glycogen biosynthetic process|protein phosphorylation protein serine/threonine kinase activity mitochondrion|cytoplasm YLR017W MEU1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0134324016561494 0.436629396351987 1376 Methylthioadenosine phosphorylase (MTAP), catalyzes the initial step in the methionine salvage pathway; affects polyamine biosynthesis through regulation of ornithine decarboxylase (Spe1p) activity; regulates ADH2 gene expression L-methionine salvage from methylthioadenosine|glutamate biosynthetic process S-methyl-5-thioadenosine phosphorylase activity|mRNA binding cytoplasm YNL051W COG5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0133793502515314 0.439058201014523 1377 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 YBL034C STU1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0133729213579036 0.438663162011116 1378 Component of the mitotic spindle that binds to interpolar microtubules via its association with beta-tubulin (Tub2p); required for interpolar microtubules to provide an outward force on the spindle poles microtubule nucleation structural constituent of cytoskeleton spindle pole body YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0133708114657135 0.438735403781836 1379 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 YBR172C SMY2 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.013309082964691 0.440851982714256 1380 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 YOL055C THI20 hom 0.0133086680391209 0.44120707049801 1381 Trifunctional enzyme of thiamine biosynthesis, degradation and salvage; has hydroxymethylpyrimidine (HMP) kinase, HMP-phosphate (HMP-P) kinase and thiaminase activities; member of a gene family with THI21 and THI22; HMP and HMP-P kinase activity redundant with Thi21p thiamine biosynthetic process|thiamine catabolic process phosphomethylpyrimidine kinase activity|thiaminase activity|hydroxymethylpyrimidine kinase activity cytosol YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0133084395257657 0.44087407604445 1382 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 YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.013237383435847 0.443521787842388 1383 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 YPL232W SSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0132291024314632 0.443603077346021 1384 Plasma membrane t-SNARE involved in fusion of secretory vesicles at the plasma membrane and in vesicle fusion during sporulation; forms a complex with Sec9p that binds v-SNARE Snc2p; syntaxin homolog; functionally redundant with Sso2p ascospore formation|ascospore-type prospore assembly|vesicle fusion phosphatidic acid binding|phosphatidylinositol-3,4-bisphosphate binding|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|SNAP receptor activity SNARE complex|fungal-type vacuole membrane|plasma membrane|prospore membrane YJL145W SFH5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0132156412503308 0.444067064131556 1385 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 YPR176C BET2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.013213544764301 0.444139351786181 1386 Beta 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 YDL167C NRP1 hom 0.0132035784653757 0.444483085467382 1387 Putative RNA binding protein of unknown function; localizes to stress granules induced by glucose deprivation; predicted to be involved in ribosome biogenesis biological_process molecular_function cytoplasmic stress granule|cytoplasm YCR049C_d YCR049C hom 0.013193973063973 0.44481451547613 1388 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR172W YRM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0131742751431151 0.445494623820046 1389 Zn2-Cys6 zinc-finger transcription factor that activates genes involved in multidrug resistance; paralog of Yrr1p, acting on an overlapping set of target genes regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|nucleic acid binding transcription factor activity nucleus|cytoplasm YPR147C_p YPR147C hom 0.0131738518385184 0.445509245718414 1390 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm YMR016C SOK2 hom FT NUCLEUS 0.0131290999738723 0.447056617789412 1391 Nuclear protein that negatively regulates pseudohyphal differentiation; plays a regulatory role in the cyclic AMP (cAMP)-dependent protein kinase (PKA) signal transduction pathway; SOK2 has a paralog, PHD1, that arose from the whole genome duplication pseudohyphal growth sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNL217W_p YNL217W hom 0.0131262094749938 0.447156666663234 1392 Putative protein of unknown function; weak sequence similarity to bis (5'-nucleotidyl)-tetraphosphatases; (GFP)-fusion protein localizes to the vacuole; null mutant is highly sensitive to azaserine and resistant to sodium-O-vandate biological_process phosphatase activity fungal-type vacuole YAL047C SPC72 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0130978946517141 0.448137400784579 1393 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 YGL044C RNA15 het FT RNA PROCESSING|NUCLEUS 0.0130805990190202 0.448737066054857 1394 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; interacts with the A-rich polyadenylation signal in complex with Rna14p and Hrp1p; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; required for gene looping mRNA cleavage|mRNA polyadenylation mRNA binding|protein heterodimerization activity mRNA cleavage factor complex YLR048W RPS0B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0130765294229404 0.448878231129938 1395 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 YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0130505596055803 0.449779658380958 1396 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 YPL073C_d YPL073C hom 0.0130432104428818 0.450034938113833 1397 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps with verified gene UBP16/YPL072W; may interact with ribosome based on co-purification experiments Unknown Unknown Unknown YPL021W ECM23 hom FT CELL WALL ORG/BIOGENESIS 0.0130277582905416 0.450639480053982 1398 Non-essential protein of unconfirmed function; affects pre-rRNA processing, may act as a negative regulator of the transcription of genes involved in pseudohyphal growth; homologous to Srd1p pseudohyphal growth sequence-specific DNA binding cellular_component YBL083C_d YBL083C hom 0.0130271088500225 0.450594528119065 1399 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps verified ORF ALG3 Unknown Unknown Unknown YBL091C-A SCS22 hom FT LIPID METABOLISM 0.0130178447040955 0.450916669928546 1400 Protein involved in regulation of phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; similar to D. melanogaster inturned protein; SCS22 has a paralog, SCS2, that arose from the whole genome duplication phospholipid biosynthetic process|chromatin silencing at telomere molecular_function cellular_component YML125C PGA3 het FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0130047224085047 0.451373193978326 1401 Putative cytochrome b5 reductase, localized to the plasma membrane; may be involved in regulation of lifespan; required for maturation of Gas1p and Pho8p, proposed to be involved in protein trafficking; PGA3 has a paralog, AIM33, that arose from the whole genome duplication protein transport|chronological cell aging|replicative cell aging molecular_function endoplasmic reticulum|plasma membrane 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 0.0130013983349663 0.451488879818923 1402 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 YMR061W RNA14 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0129824451209004 0.452148817967117 1403 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; bridges interaction between Rna15p and Hrp1p in the CF I complex; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; required for gene looping mRNA cleavage|mRNA polyadenylation RNA binding|protein heterodimerization activity mRNA cleavage factor complex|mitochondrion|nucleus YOR352W TFB6 hom FT NUCLEUS 0.0129602412595593 0.45292263418827 1404 Subunit of TFIIH complex; facilities dissociation of the Ssl2p helices from TFIIH; expression levels regulated by Arg5,6p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|holo TFIIH complex|cytoplasm YDR141C DOP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0129491928773622 0.453307954431933 1405 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 YGL241W KAP114 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0129486138518446 0.453328153460222 1406 Karyopherin, responsible for nuclear import of specific proteins; cargoes include Spt15p, Sua7p, histones H2A and H2B, and Nap1p; amino terminus shows similarity to those of other importins, particularly Cse1p; localization is primarily nuclear; function is regulated by sumoylation; protein abundance increases in response to DNA replication stress protein import into nucleus|transcription factor import into nucleus protein transporter activity integral to membrane|nucleus|cytoplasm YLR308W CDA2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0129456188081798 0.453432642231392 1407 Chitin deacetylase, together with Cda1p involved in the biosynthesis ascospore wall component, chitosan; required for proper rigidity of the ascospore wall ascospore wall assembly chitin deacetylase activity chitosan layer of spore wall YOL077C BRX1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0129260274338364 0.454116465936385 1408 Nucleolar protein, constituent of 66S pre-ribosomal particles; depletion leads to defects in rRNA processing and a block in the assembly of large ribosomal subunits; possesses a sigma(70)-like RNA-binding motif ribosomal large subunit assembly 5S rRNA binding|rRNA primary transcript binding nucleolus|preribosome, large subunit precursor YNR035C ARC35 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0129059515895171 0.455154227986136 1409 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 YOR080W DIA2 hom FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0128922419209523 0.455297090705672 1410 Origin-binding F-box protein; forms an SCF ubiquitin ligase complex with Skp1p and Cdc53p; plays a role in DNA replication; plays a role in transcription; required for correct assembly of RSC complex, correct RSC-mediated transcription regulation, and correct nucleosome positioning; involved in invasive and pseudohyphal growth; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of DNA replication|invasive growth in response to glucose limitation|protein ubiquitination ubiquitin-protein ligase activity|DNA replication origin binding SCF ubiquitin ligase complex|nucleus|nuclear replication fork YDR485C VPS72 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.012864076114732 0.456282655269673 1411 Htz1p-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|histone exchange histone binding Swr1 complex|nucleus|cytoplasm YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.012851600660442 0.456719573334928 1412 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR426C_d YDR426C hom 0.012846018467911 0.456915150171015 1413 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SNX41 Unknown Unknown Unknown YDR174W HMO1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0128380315536551 0.457530697331395 1414 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 YLR329W REC102 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0128204456007255 0.458281430115936 1415 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 YJL072C PSF2 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0127886728223954 0.458994004810566 1416 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|nuclear replication fork|nucleus|DNA replication preinitiation complex YOL129W VPS68 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|MITOCHONDRION 0.0127815782979459 0.459176268338059 1417 Vacuolar membrane protein of unknown function involved in vacuolar protein sorting; also detected in the mitochondria late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole molecular_function Vps55/Vps68 complex|mitochondrion|fungal-type vacuole membrane|integral to membrane YGR003W CUL3 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0127721542924333 0.459574409397093 1418 Ubiquitin-protein ligase, forms a complex with Elc1p that polyubiquitylates monoubiquitylated RNA polymerase II to trigger its proteolysis; cullin family member with similarity to Cdc53p and human CUL3 protein ubiquitination involved in ubiquitin-dependent protein catabolic process|ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity nucleus|Cul3-RING ubiquitin ligase complex|cytoplasm YPL157W TGS1 hom FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0127505275448994 0.46026803021275 1419 Trimethyl guanosine synthase, conserved nucleolar methyl transferase that converts the m(7)G cap structure of snRNAs, snoRNAs, and telomerase TLC1 RNA to m(2,2,7)G; also required for nucleolar assembly and splicing of meiotic pre-mRNAs meiosis|RNA methylation|nucleologenesis|7-methylguanosine cap hypermethylation|regulation of telomere maintenance via telomerase RNA methyltransferase activity nucleolus YHR182W YHR182W hom FT SIGNALING 0.0127390514979985 0.460671901542102 1420 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and cytoplasm; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cytoplasm YNL128W TEP1 hom FT CELL WALL ORG/BIOGENESIS 0.0127314902209352 0.461004954453784 1421 PTEN homolog with no demonstrated inositol lipid phosphatase activity; plays a role in normal sporulation; homolog of human tumor suppressor gene PTEN/MMAC1/TEP1 and fission yeast ptn1 ascospore wall assembly|phosphatidylinositol dephosphorylation molecular_function cytoplasm YLR165C PUS5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0127143330182873 0.461542480232088 1422 Pseudouridine synthase, catalyzes only the formation of pseudouridine (Psi)-2819 in mitochondrial 21S rRNA; not essential for viability rRNA modification|pseudouridine synthesis pseudouridylate synthase activity mitochondrion YDR042C_p YDR042C hom 0.0126967234659442 0.462430377935494 1423 Putative protein of unknown function; expression is increased in ssu72-ts69 mutant biological_process molecular_function cellular_component YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0126689281789939 0.463344143091969 1424 Nuclear 5' to 3' single-stranded RNA exonuclease, involved in RNA metabolism, including rRNA and snRNA processing as well as poly (A+) dependent and independent mRNA transcription termination termination of RNA polymerase II transcription, exosome-dependent|nuclear mRNA surveillance|termination of RNA polymerase II transcription, poly(A)-coupled|rRNA processing|RNA processing 5'-3' exoribonuclease activity mitochondrion|nucleus YHR060W VMA22 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0126570074829321 0.463565002121013 1425 Peripheral membrane protein that is required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the yeast endoplasmic reticulum (ER) vacuolar proton-transporting V-type ATPase complex assembly|vacuolar acidification unfolded protein binding extrinsic to endoplasmic reticulum membrane YDR308C SRB7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0126496099859335 0.464093030491481 1426 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 YDR285W ZIP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0126330626479214 0.464411267109133 1427 Transverse filament protein of the synaptonemal complex; required for normal levels of meiotic recombination and pairing between homologous chromosome during meiosis; potential Cdc28p substrate synapsis|reciprocal meiotic recombination chromatin binding|SUMO polymer binding transverse filament YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0126248525670766 0.464834813780114 1428 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 YNL012W SPO1 hom FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0126081344281185 0.465293199422265 1429 Meiosis-specific prospore protein; required for meiotic spindle pole body duplication and separation; required to produce bending force necessary for proper prospore membrane assembly during sporulation; has similarity to phospholipase B meiosis|spore membrane bending pathway phospholipase activity endoplasmic reticulum|nucleus|prospore membrane YPL064C CWC27 hom FT RNA PROCESSING|NUCLEUS 0.0126058929048547 0.465372547562297 1430 Component of a complex containing Cef1p; putatively involved in pre-mRNA splicing; has similarity to S. pombe Cwf27p; protein abundance increases in response to DNA replication stress biological_process molecular_function U2-type spliceosomal complex YKL191W DPH2 hom 0.0125931448391489 0.465823961870091 1431 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 YGL023C PIB2 hom FT VESICLE-MEDIATED TRANSPORT|MITOCHONDRION 0.0125789936120337 0.466657860116888 1432 Protein of unknown function; contains FYVE domain; similar to Fab1 and Vps27 biological_process molecular_function mitochondrion YHR007C-A_p YHR007C-A hom 0.0125699032641629 0.46664758103824 1433 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR313C SPS4 hom FT CELL CYCLE 0.0125590264287829 0.467033304224307 1434 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 YBL055C YBL055C hom FT RESPONSE TO OXIDATIVE STRESS 0.0125439859803004 0.467566971916761 1435 3'-->5' exonuclease and endonuclease with a possible role in apoptosis; has similarity to mammalian and C. elegans apoptotic nucleases cellular response to oxidative stress|apoptotic DNA fragmentation 3'-5'-exodeoxyribonuclease activity|endonuclease activity cytoplasm YBL070C_d YBL070C hom 0.0125378451935896 0.467784957415652 1436 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL184C MRN1 hom FT TRANSLATION 0.0125374138692962 0.467800270670309 1437 RNA-binding protein that may be involved in translational regulation; binds specific categories of mRNAs, including those that contain upstream open reading frames (uORFs) and internal ribosome entry sites (IRES); interacts genetically with chromatin remodelers and splicing factors, linking chromatin state, splicing and as a result mRNA maturation biological_process molecular_function cytoplasm YJR053W BFA1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON 0.0125229620583072 0.468313512039093 1438 Component of the GTPase-activating Bfa1p-Bub2p complex involved in multiple cell cycle checkpoint pathways that control exit from mitosis regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint GTPase activator activity spindle pole body YMR019W STB4 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0125222558069365 0.46833860182292 1439 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 YAR035C-A_p YAR035C-A hom 0.0124858164793361 0.469634128359034 1440 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 YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0124699957452526 0.470462102677987 1441 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 YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0124579683518499 0.470691713422979 1442 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 YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.0124489649254457 0.470946322031018 1443 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 YPL015C HST2 hom FT GENE SILENCING|NUCLEUS 0.0124404323735243 0.471250433394714 1444 Cytoplasmic member of the silencing information regulator 2 (Sir2) family of NAD(+)-dependent protein deacetylases; modulates nucleolar (rDNA) and telomeric silencing; possesses NAD(+)-dependent histone deacetylase activity in vitro; contains a nuclear export signal (NES); function regulated by its nuclear export negative regulation of chromatin silencing at telomere|chronological cell aging|chromatin silencing at rDNA|negative regulation of mitotic recombination NAD-dependent histone deacetylase activity cytoplasm YDR279W RNH202 hom FT NUCLEUS 0.0124252507342752 0.471791794575749 1445 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 YHR127W YHR127W hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0124121123350562 0.472260572420015 1446 Protein of unknown function; localizes to the nucleus; required for asymmetric localization of Kar9p during mitosis mitotic spindle elongation molecular_function nucleus YLR331C_d JIP3 hom 0.0123996333922421 0.472772076652323 1447 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 YKL088W CAB3 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0123909680416964 0.473015538632377 1448 Subunit of a phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis; null mutant lethality is complemented by E. coli coaBC response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|purine nucleotide binding phosphopantothenoylcysteine decarboxylase complex|cytoplasm YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0123794682721732 0.473426421476772 1449 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0123778861890907 0.473482964116685 1450 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 YNL290W RFC3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0123736253400224 0.474163288814863 1451 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon mismatch repair|sister chromatid cohesion|leading strand elongation DNA clamp loader activity|ATPase activity Elg1 RFC-like complex|DNA replication factor C complex|Rad17 RFC-like complex|nucleus|Ctf18 RFC-like complex YBR041W FAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0123695150366204 0.47378220554631 1452 Very long chain fatty acyl-CoA synthetase and long chain fatty acid transporter; activates imported fatty acids with a preference for very long lengths (C20-C26); has a separate function in the transport of long chain fatty acids very long-chain fatty acid metabolic process|long-chain fatty acid transport very long-chain fatty acid-CoA ligase activity|long-chain fatty acid transporter activity intrinsic to internal side of plasma membrane|integral to membrane|endoplasmic reticulum|lipid particle|peroxisome YLR210W CLB4 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|CYTOSKELETON 0.0123674843251093 0.473920747716838 1453 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 YDL145C COP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0123548315608178 0.474307342902988 1454 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 YER093C-A AIM11 hom 0.0123512128245413 0.474436811854871 1455 Protein of unknown function; null mutant is viable but shows increased loss of mitochondrial genome and synthetic interaction with prohibitin (phb1); contains an intron; YER093C-A has a paralog, YBL059W, that arose from the whole genome duplication biological_process molecular_function cellular_component YPL109C_p YPL109C hom FT MITOCHONDRION 0.012321033441987 0.475517306839676 1456 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 YMR175W SIP18 hom 0.0123159972389173 0.475697746372754 1457 Phospholipid-binding hydrophilin; essential to overcome desiccation-rehydration process; expression is induced by osmotic stress cellular response to water deprivation phospholipid binding cytoplasm YPR085C ASA1 het FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0123130105673921 0.475804772018881 1458 Subunit of the ASTRA complex, involved in chromatin remodeling; telomere length regulator involved in the stability or biogenesis of PIKKs such as TORC1 biological_process molecular_function ASTRA complex YGL257C MNT2 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.012303657278984 0.476140027061068 1459 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 YJL181W_p YJL181W hom 0.0122803580082103 0.47723863385937 1460 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 YPL060W MFM1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0122648580563476 0.477532109688758 1461 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 YCR085W_d YCR085W hom 0.0122415095874198 0.478436507693303 1462 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown 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 0.0122385674613298 0.478673488583473 1463 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 YHR024C MAS2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0122343471241154 0.478628376925879 1464 Larger subunit of the mitochondrial processing protease (MPP), essential processing enzyme that cleaves the N-terminal targeting sequences from mitochondrially imported proteins protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion|mitochondrial processing peptidase complex YMR112C MED11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0122280099982176 0.478856244047798 1465 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential protein 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 TFIIH-class transcription factor binding|TFIIH-class transcription factor recruiting transcription factor activity core mediator complex YJR129C_p YJR129C hom 0.0122167562705911 0.479261045725576 1466 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0122124043260983 0.479614258627981 1467 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 YOR318C_d YOR318C hom 0.0121987806714518 0.479973512471278 1468 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 YBL080C PET112 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0121868624540456 0.480337245897705 1469 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; mutation is functionally complemented by the bacterial GatB ortholog glutaminyl-tRNAGln biosynthesis via transamidation|mitochondrial translation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YHR125W_d YHR125W hom 0.0121814909612669 0.480530763173218 1470 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL123W SIM1 hom FT CELL WALL ORG/BIOGENESIS 0.0121300436044541 0.482386392048292 1471 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 YKL215C OXP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0121287551937641 0.482432913003056 1472 5-oxoprolinase; enzyme is ATP-dependent and functions as a dimer; similar to mouse Oplah gene; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress glutathione metabolic process 5-oxoprolinase (ATP-hydrolyzing) activity cytoplasm YKL069W YKL069W hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0121286637202547 0.482501515223205 1473 Methionine-R-sulfoxide reductase; reduces the R enantiomer of free Met-SO, in contrast to Ycl033Cp which reduces Met-R-SO in a peptide linkage; has a role in protection against oxidative stress; relative distribution to the nucleus increases upon DNA replication stress cellular response to oxidative stress methionine-R-sulfoxide reductase activity nucleus|cytoplasm YKL116C PRR1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION 0.0121162187850038 0.482885695341183 1474 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 YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0121130354722057 0.483000705005187 1475 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 YCR046C IMG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0121036597520919 0.483665825607815 1476 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 YDR290W_d YDR290W hom 0.012103238148897 0.483354765038211 1477 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RTT103 Unknown Unknown Unknown YBR204C LDH1 hom FT LIPID METABOLISM 0.0120900579253177 0.483831299903396 1478 Serine hydrolase; exhibits active esterase plus weak triacylglycerol lipase activities; proposed role in lipid homeostasis, regulating phospholipid and non-polar lipid levels and required for mobilization of LD-stored lipids; localizes to the lipid droplet (LD) surface; contains a classical serine containing catalytic triad (GxSxG motif) lipid homeostasis hydrolase activity, acting on ester bonds|serine hydrolase activity|triglyceride lipase activity lipid particle YDL225W SHS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0120890260364438 0.484194717321469 1479 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins; undergoes sumoylation and phosphorylation during mitosis; protein abundance increases in response to DNA replication stress cytokinesis, actomyosin contractile ring assembly|G1 phase of mitotic cell cycle|barrier septum assembly|exit from mitosis|cell cycle cytokinesis|septin ring assembly|cellular bud neck septin ring organization GTP binding cellular bud neck septin ring|mating projection tip YPL147W PXA1 hom FT NUCLEOTIDE METABOLISM 0.0120861974082377 0.483970926257314 1480 Subunit of a heterodimeric peroxisomal ATP-binding cassette transporter complex (Pxa1p-Pxa2p), required for import of long-chain fatty acids into peroxisomes; similarity to human adrenoleukodystrophy transporter ABCD1 and ABCD2 and ALD-related proteins; mutations in ABCD1 cause X-linked adrenoleukodystrophy (X-ALD), a peroxisomal disorder fatty acid transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|integral to peroxisomal membrane 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 0.0120596505061058 0.486367419810263 1481 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 YMR165C PAH1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0120583346070652 0.484979309574787 1482 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 YDR249C_p YDR249C hom 0.0120478096228607 0.48536051533033 1483 Putative protein of unknown function biological_process molecular_function cellular_component YCL056C PEX34 hom FT PEROXISOME ORGANIZATION 0.0120232073066078 0.486317230418646 1484 Peroxisomal integral membrane protein that regulates peroxisome populations; interacts with Pex11p, Pex25p, and Pex27p to control both constitutive peroxisome division and peroxisome morphology and abundance during peroxisome proliferation peroxisome organization molecular_function integral to peroxisomal membrane|cytoplasm YMR071C TVP18 hom FF|FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0120131644250906 0.486811463340574 1485 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; may interact with ribosomes, based on co-purification experiments vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|clathrin-coated vesicle YOR137C SIA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0120080096235943 0.487063452006744 1486 Protein of unassigned function involved in activation of the Pma1p plasma membrane H+-ATPase by glucose proton transport molecular_function cellular_component YJR122W IBA57 hom FF|FT COFACTOR METABOLISM|MITOCHONDRION 0.0120067536088624 0.487434258216295 1487 Mitochondrial matrix protein involved in the incorporation of iron-sulfur clusters into mitochondrial aconitase-type proteins; activates the radical-SAM family members Bio2p and Lip5p; interacts with Ccr4p in the two-hybrid system iron-sulfur cluster assembly molecular_function mitochondrion|mitochondrial matrix YDR157W_d YDR157W hom 0.0119984223888035 0.487151441448278 1488 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR040W GEF1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0119838848929801 0.487679292515084 1489 Voltage-gated chloride channel localized to the golgi, the endosomal system, and plasma membrane, and involved in cation homeostasis; highly homologous to vertebrate voltage-gated chloride channels; modulates TBSV model (+) RNA virus replication by regulating copper metabolism cellular copper ion homeostasis|cellular iron ion homeostasis voltage-gated chloride channel activity endosome|integral to membrane|endoplasmic reticulum|Golgi apparatus|plasma membrane|fungal-type vacuole|Golgi medial cisterna YAL055W PEX22 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0119574112945173 0.488641331023939 1490 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 YKL018W SWD2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0119504020220945 0.488896215871824 1491 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lys 4 and is involved in telomeric silencing; subunit of CPF (cleavage and polyadenylation factor), a complex involved in RNAP II transcription termination mRNA 3'-end processing|termination of RNA polymerase II transcription, exosome-dependent|histone H3-K4 methylation|termination of RNA polymerase II transcription, poly(A)-coupled|telomere maintenance|snoRNA 3'-end processing|histone H3-K79 methylation histone methyltransferase activity (H3-K4 specific) mRNA cleavage and polyadenylation specificity factor complex|Set1C/COMPASS complex YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0119156932799575 0.490418326003142 1492 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 YOR316C COT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0119129380454493 0.490259767437269 1493 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 YMR030W RSF1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0119084837162229 0.490810349749338 1494 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 YJL053W PEP8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.0118936232003389 0.490963554939546 1495 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 YLL051C FRE6 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0118623837621328 0.492167547378321 1496 Putative ferric reductase with similarity to Fre2p; expression induced by low iron levels intracellular sequestering of iron ion|copper ion import ferric-chelate reductase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0118551133171334 0.492368382276937 1497 Protein component of the small (40S) ribosomal subunit; required for ribosome assembly and 20S pre-rRNA processing; mutations confer cryptopleurine resistance; homologous to mammalian ribosomal protein S14 and bacterial S11; RPS14B has a paralog, RPS14A, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit assembly|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding small-subunit processome|cytosolic small ribosomal subunit YDR310C SUM1 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0118549785532821 0.492373302196405 1498 Transcriptional repressor required for mitotic repression of middle sporulation-specific genes; also acts as general replication initiation factor; involved in telomere maintenance, chromatin silencing; regulated by pachytene checkpoint negative regulation of transcription by competitive promoter binding|negative regulation of transcription from RNA polymerase II promoter during mitosis|DNA replication initiation|chromatin silencing at silent mating-type cassette DNA replication origin 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 nucleus YDR055W PST1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0118512895928762 0.493153839722802 1499 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 YGL166W CUP2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.011829992142287 0.493479376219744 1500 Copper-binding transcription factor; activates transcription of the metallothionein genes CUP1-1 and CUP1-2 in response to elevated copper concentrations; CUP2 has a paralog, HAA1, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter|response to copper ion RNA polymerase II core promoter proximal region sequence-specific DNA binding|copper ion regulated core promoter proximal region sequence-specific DNA binding RNA polymerase II transcription factor activity|copper ion binding nucleus YGL032C AGA2 hom 0.0118227622307934 0.493743561472949 1501 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 YMR262W_p YMR262W hom 0.0118160249968453 0.493796511287048 1502 Protein of unknown function; interacts weakly with Knr4p; YMR262W is not an essential gene biological_process molecular_function cellular_component YNL332W THI12 hom 0.0118006051230372 0.494424874696386 1503 Protein involved in synthesis of the thiamine precursor hydroxymethylpyrimidine (HMP); member of a subtelomeric gene family including THI5, THI11, THI12, and THI13 thiamine biosynthetic process molecular_function cellular_component YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0117701924046815 0.49579543770515 1504 Probable mitochondrial seryl-tRNA synthetase, mutant displays increased invasive and pseudohyphal growth pseudohyphal growth|invasive growth in response to glucose limitation|mitochondrial seryl-tRNA aminoacylation serine-tRNA ligase activity mitochondrion|cytoplasm YML041C VPS71 hom FF|FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|VACUOLAR TRANSPORT|NUCLEUS|CHROMOSOME 0.0117641488640031 0.496209811953113 1505 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 YBR108W AIM3 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0117553764680601 0.496016742276178 1506 Protein interacting with Rvs167p; null mutant is viable and displays elevated frequency of mitochondrial genome loss actin cortical patch assembly molecular_function membrane raft|actin cortical patch YOR115C TRS33 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0117403183704292 0.496568815406185 1507 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 YLR324W PEX30 hom FF|FT PEROXISOME ORGANIZATION 0.0117393299114624 0.496605066602265 1508 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 YHR008C SOD2 hom FF|FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0117315883846799 0.497017391064568 1509 Mitochondrial manganese superoxide dismutase, protects cells against oxygen toxicity; phosphorylated reactive oxygen species metabolic process|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|age-dependent response to reactive oxygen species involved in chronological cell aging superoxide dismutase activity mitochondrion|mitochondrial matrix YBL082C ALG3 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0117313148080138 0.496899068245352 1510 Dolichol-P-Man dependent alpha(1-3) mannosyltransferase, involved in the synthesis of dolichol-linked oligosaccharide donor for N-linked glycosylation of proteins oligosaccharide-lipid intermediate biosynthetic process|protein glycosylation alpha-1,3-mannosyltransferase activity integral to membrane|endoplasmic reticulum YDR320C SWA2 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0117097109764851 0.49769197893109 1511 Auxilin-like protein involved in vesicular transport; clathrin-binding protein required for uncoating of clathrin-coated vesicles positive regulation of ATPase activity|endoplasmic reticulum inheritance|clathrin coat disassembly ubiquitin binding|clathrin binding endoplasmic reticulum membrane YLR262C-A TMA7 hom FT TRANSLATION|NUCLEUS 0.0117023738831891 0.498025506741494 1512 Protein of unknown that associates with ribosomes; null mutant exhibits translation defects, altered polyribosome profiles, and resistance to the translation inhibitor anisomcyin; protein abundance increases in response to DNA replication stress cytoplasmic translation molecular_function nucleus|cytoplasm YJR069C HAM1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0116985552903508 0.498101681893853 1513 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 YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0116853586497039 0.499035116480937 1514 Subunit of heterotrimeric Replication Protein A (RPA), which is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|DNA replication|double-strand break repair via homologous recombination|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex|cytoplasm YMR196W_p YMR196W hom FT CARBOHYDRATE METABOLISM 0.0116793157161323 0.498808694367649 1515 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YMR196W is not an essential gene biological_process molecular_function cytoplasm YHL001W RPL14B hom FT TRANSLATION|RIBOSOME 0.0116455081813895 0.500308089740082 1516 Ribosomal 60S subunit protein L14B; homologous to mammalian ribosomal protein L14, no bacterial homolog; RPL14B has a paralog, RPL14A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YLR378C SEC61 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0116454526472472 0.500054382306686 1517 Essential subunit of Sec61 complex (Sec61p, Sbh1p, and Sss1p); forms a channel for SRP-dependent protein import and retrograde transport of misfolded proteins out of the ER; with Sec63 complex allows SRP-independent protein import into ER posttranslational protein targeting to membrane, translocation|retrograde protein transport, ER to cytosol|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|peptide transport peptide transporter activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity|signal sequence binding integral to membrane|Sec61 translocon complex YBL100W-C_p YBL100W-C hom 0.0116399448160174 0.500576790360176 1518 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDL003W MCD1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0116179081414239 0.501068850893524 1519 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 YNR073C_p YNR073C hom 0.0116018656987334 0.501851597878043 1520 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0115885593521499 0.502150969749037 1521 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 YMR220W ERG8 het FT LIPID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0115654210428249 0.503004972477429 1522 Phosphomevalonate kinase, an essential cytosolic enzyme that acts in the biosynthesis of isoprenoids and sterols, including ergosterol, from mevalonate organic acid phosphorylation|ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway|farnesyl diphosphate biosynthetic process, mevalonate pathway phosphomevalonate kinase activity nucleus|cytoplasm YBR130C SHE3 hom FT RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0115619355816177 0.503133682437687 1523 Protein that acts as an adaptor between Myo4p and the She2p-mRNA complex; part of the mRNA localization machinery that restricts accumulation of certain proteins to the bud; also required for cortical ER inheritance mating type switching|endoplasmic reticulum inheritance|intracellular mRNA localization mRNA binding actin cap|cytoplasm|cellular bud tip YLR240W VPS34 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0115463021441734 0.503711202735548 1524 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 YHR137W ARO9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0115414048067109 0.503955791510544 1525 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 YMR263W SAP30 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0115162444392866 0.504886082638925 1526 Subunit of a histone deacetylase complex, along with Rpd3p and Sin3p, that is involved in silencing at telomeres, rDNA, and silent mating-type loci; involved in telomere maintenance positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|positive regulation of transcription from RNA polymerase II promoter histone deacetylase activity histone deacetylase complex|Rpd3L-Expanded complex|Rpd3L complex YDR122W KIN1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0115148463256213 0.504874282253016 1527 Serine/threonine protein kinase involved in regulation of exocytosis; localizes to the cytoplasmic face of the plasma membrane; closely related to Kin2p protein autophosphorylation|exocytosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity internal side of plasma membrane|plasma membrane YNL106C INP52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0115087544223554 0.50541734441123 1528 Polyphosphatidylinositol phosphatase, dephosphorylates a number of phosphatidylinositols (PIs) to PI; involved in endocytosis; hyperosmotic stress causes translocation to actin patches; synaptojanin-like protein with a Sac1 domain phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mating projection tip|cytoplasm|actin cortical patch YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0115087134560051 0.505101209916327 1529 Lanosterol synthase, an essential enzyme that catalyzes the cyclization of squalene 2,3-epoxide, a step in ergosterol biosynthesis ergosterol biosynthetic process lanosterol synthase activity endoplasmic reticulum|lipid particle|plasma membrane YPL153C RAD53 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0115026876010336 0.505324230142052 1530 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 YPL252C YAH1 het FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0115001368213208 0.505418651524447 1531 Ferredoxin of the mitochondrial matrix required for formation of cellular iron-sulfur proteins; involved in heme A biosynthesis; homologous to human adrenodoxin ubiquinone biosynthetic process|iron-sulfur cluster assembly|heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrial matrix YAL033W POP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0114886009219434 0.505845788101495 1532 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 YIL088C AVT7 hom FT PLASMA MEMBRANE 0.0114743337008592 0.506564550511891 1533 Putative transporter, member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters amino acid transport amino acid transmembrane transporter activity integral to membrane|plasma membrane|fungal-type vacuole YJR107W_p YJR107W hom FT LIPID METABOLISM 0.0114408083711924 0.50761741080285 1534 Putative lipase biological_process lipase activity cellular_component YKR017C HEL1 hom 0.0114336221935507 0.507884076622779 1535 RING finger ubiquitin ligase (E3); involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p and Rad53p; null mutant sensitive to hydroxyurea (HU) biological_process molecular_function cellular_component YOR222W ODC2 hom FT MITOCHONDRION 0.0114216714364016 0.50883395826515 1536 Mitochondrial inner membrane transporter, exports 2-oxoadipate and 2-oxoglutarate from the mitochondrial matrix to the cytosol for use in lysine and glutamate biosynthesis and in lysine catabolism mitochondrial transport dicarboxylic acid transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YIL055C_p YIL055C hom 0.0114203552524667 0.508376581365417 1537 Putative protein of unknown function biological_process molecular_function cellular_component YFR035C_p YFR035C hom 0.0114199025455139 0.508393391487987 1538 Putative protein of unknown function, deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0114141562711837 0.508606790103996 1539 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 YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0114125723511117 0.508665620181408 1540 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 YIL109C SEC24 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0113863636021134 0.5097658448557 1541 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 YOR019W YOR019W hom FT CELL CYCLE 0.0113777325638541 0.509960543344339 1542 Protein of unknown function that may interact with ribosomes, based on co-purification experiments mitochondrion degradation molecular_function ribosome YMR090W_p YMR090W hom 0.0113763817598742 0.510010784642607 1543 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 YPL035C_d YPL035C hom 0.0113694171132927 0.510585351389332 1544 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YPL034W; YPL035C is not an essential gene Unknown Unknown Unknown YIL041W GVP36 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0113599445599164 0.510874592952938 1545 BAR domain-containing protein that localizes to both early and late Golgi vesicles; required for adaptation to varying nutrient concentrations, fluid-phase endocytosis, polarization of the actin cytoskeleton, and vacuole biogenesis vacuole organization|endocytosis|establishment or maintenance of actin cytoskeleton polarity molecular_function integral to Golgi membrane|cytoplasm YHR121W LSM12 hom FT NUCLEUS 0.0113469546613907 0.51110592723607 1546 Protein of unknown function that may function in RNA processing; interacts with Pbp1p and Pbp4p and associates with ribosomes; contains an RNA-binding LSM domain and an AD domain; GFP-fusion protein is induced by the DNA-damaging agent MMS; relative distribution to the nucleus increases upon DNA replication stress RNA metabolic process RNA binding ribosome|nucleus|cytoplasmic stress granule|cytoplasm YDL217C TIM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0113400975106324 0.511361295438773 1547 Essential core component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane; forms the channel through which proteins are imported protein import into mitochondrial inner membrane mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YBL094C_d YBL094C hom 0.0113386627582432 0.511666708940424 1548 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YBL095W Unknown Unknown Unknown YOL041C NOP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0113253352724445 0.512100117364464 1549 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 YDR507C GIN4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0113217662563506 0.51204429933041 1550 Protein kinase involved in bud growth and assembly of the septin ring; proposed to have kinase-dependent and kinase-independent activities; undergoes autophosphorylation; similar to Hsl1p; GIN4 has a paralog, KCC4, that arose from the whole genome duplication protein autophosphorylation|budding cell bud growth|protein phosphorylation|septin checkpoint|septin ring assembly protein kinase activity cellular bud neck YOR127W RGA1 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0113191114716818 0.512143253325747 1551 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 YGL002W ERP6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0113068258721203 0.512915809872547 1552 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 YMR209C_p YMR209C hom 0.0113025028299222 0.512762547254773 1553 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YDR129C SAC6 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0112786569700049 0.514784514807519 1554 Fimbrin, actin-bundling protein; cooperates with Scp1p (calponin/transgelin) in the organization and maintenance of the actin cytoskeleton; relocalizes from plasma membrane to cytoplasm upon DNA replication stress bipolar cellular bud site selection|actin filament organization|endocytosis|response to osmotic stress actin filament binding|protein binding, bridging actin filament bundle|mating projection tip|actin cortical patch YIL117C PRM5 hom 0.0112749889810898 0.513789326265706 1555 Pheromone-regulated protein, predicted to have 1 transmembrane segment; induced during cell integrity signaling biological_process molecular_function integral to membrane YOR239W ABP140 hom FT RNA PROCESSING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.011274289151949 0.513815456866542 1556 AdoMet-dependent tRNA methyltransferase and actin binding protein; C-terminal domain is responsible for 3-methylcytidine modification of residue 32 of the tRNA anticodon loop of tRNA-Thr and tRNA-Ser and contains an S-adenosylmethionine (AdoMet) binding motif; N-terminal actin binding sequence interacts with actin filaments and localizes to actin patches and cables; N- and C-terminal domains are encoded in separate ORFs that are translated into one protein via a +1 frameshift actin filament bundle assembly|tRNA methylation tRNA (cytosine-3-)-methyltransferase activity|actin filament binding|protein binding, bridging actin filament|actin filament bundle|mating projection tip|actin cortical patch YER136W GDI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.0112638116704918 0.514206753387508 1557 GDP dissociation inhibitor, regulates vesicle traffic in secretory pathways by regulating the dissociation of GDP from the Sec4/Ypt/rab family of GTP binding proteins vesicle-mediated transport Rab GDP-dissociation inhibitor activity cellular_component YPL038W MET31 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.011257191726634 0.514454064482499 1558 Zinc-finger DNA-binding transcription factor; involved in transcriptional regulation of the methionine biosynthetic genes; MET31 has a paralog, MET32, that arose from the whole genome duplication regulation of sulfur amino acid metabolic process|regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YLR195C NMT1 het 0.0112347765628131 0.515291919840794 1559 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 YDL187C_d YDL187C hom 0.0112166360995908 0.515970509491216 1560 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR375C GDH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0112150660059921 0.51602926457051 1561 NADP(+)-dependent glutamate dehydrogenase; synthesizes glutamate from ammonia and alpha-ketoglutarate; rate of alpha-ketoglutarate utilization differs from Gdh3p; expression regulated by nitrogen and carbon sources; GDH1 has a paralog, GDH3, that arose from the whole genome duplication glutamate biosynthetic process|ammonia assimilation cycle glutamate dehydrogenase (NADP+) activity nucleus|cytoplasm YCR095C_p OCA4 hom 0.0111854910144813 0.517136649447638 1562 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 YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0111757192744916 0.517565256760519 1563 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 YCR077C PAT1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|TRANSLATION|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|RIBOSOME 0.0111705715775614 0.517820630540164 1564 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 YER097W_d YER097W hom 0.0111595657420849 0.518108387597174 1565 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR082C SRL2 hom FT NUCLEUS 0.0111564568042389 0.518224980999829 1566 Protein of unknown function; overexpression suppresses the lethality caused by a rad53 null mutation nucleobase-containing compound metabolic process molecular_function nucleus|cytoplasm YOR380W RDR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.01112953003412 0.519547007220971 1567 Transcriptional repressor involved in the control of multidrug resistance; negatively regulates expression of the PDR5 gene; member of the Gal4p family of zinc cluster proteins response to xenobiotic stimulus sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0111058567678303 0.520124520861337 1568 Essential protein with distinct roles in two nuclear pore subcomplexes; catalyzes its own proteolytic cleavage in vivo to generate a C-terminal fragment that is a structural component of the Nup84p subcomplex (with roles in NPC biogenesis and localization of genes to the nuclear periphery), and an N-terminal fragment that is one of several FG-nucleoporins within the NPC central core directly responsible for nucleocytoplasmic transport; homologous to human NUP98 double-strand break repair|poly(A)+ mRNA export from nucleus|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|tRNA export from nucleus|protein targeting to nuclear inner membrane|telomere tethering at nuclear periphery|nuclear pore distribution|positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|protein import into nucleus nucleocytoplasmic transporter activity|RNA binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore|nuclear pore outer ring YML066C SMA2 hom FT MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM 0.0110513265040905 0.522175612371036 1569 Meiosis-specific prospore membrane protein; required to produce bending force necessary for proper assembly of the prospore membrane during sporulation ascospore wall assembly|spore membrane bending pathway molecular_function integral to membrane|prospore membrane|cytoplasm YDR254W CHL4 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0110413907271066 0.522549781995932 1570 Outer kinetochore protein required for chromosome stability; involved in new kinetochore assembly and sister chromatid cohesion; peripheral component of the Ctf19 kinetochore complex that interacts with Ctf19p, Ctf3p, Iml3p and Mif2p; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-N and fission yeast mis15 kinetochore assembly|chromosome segregation|establishment of meiotic sister chromatid cohesion|protein localization to chromosome, centromeric region|maintenance of meiotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion structural molecule activity condensed nuclear chromosome outer kinetochore YLR189C ATG26 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM 0.011032398172352 0.522888549644644 1571 UDP-glucose:sterol glucosyltransferase, conserved enzyme involved in synthesis of sterol glucoside membrane lipids; in contrast to ATG26 from P. pastoris, S. cerevisiae ATG26 is not involved in autophagy sterol metabolic process|ascospore-type prospore membrane assembly sterol 3-beta-glucosyltransferase activity cytoplasm YGL042C_d YGL042C hom 0.0110323259015352 0.523077251144763 1572 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation blocks replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene DST1 Unknown Unknown Unknown YKR003W OSH6 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.011017159099426 0.523462893478262 1573 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 YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0109931896621115 0.524366929293921 1574 Mitochondrial inner membrane protein; component of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0109836638229466 0.524726429545745 1575 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 YBR235W VHC1 hom 0.0109784825634351 0.524922020563887 1576 Vacuolar membrane cation-chloride cotransporter (CCC); likely mediates K+ and Cl- cotransport into the vacuole; has a role in potassium homeostasis and salt tolerance; similar to mammalian electroneutral Na(+)-(K+)-C1- cotransporter family transmembrane transport ion transmembrane transporter activity integral to membrane YLR172C DPH5 hom 0.0109587725078758 0.525851650112005 1577 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 YGR258C RAD2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0109525483359585 0.525901590416404 1578 Single-stranded DNA endonuclease, cleaves single-stranded DNA during nucleotide excision repair to excise damaged DNA; subunit of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPG protein nucleotide-excision repair, DNA incision, 3'-to lesion|transcription from RNA polymerase II promoter single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 3 complex YNL158W PGA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0109496981631951 0.526009302127605 1579 Essential component of GPI-mannosyltransferase II, responsible for second mannose addition to GPI precursors as a partner of Gpi18p; required for maturation of Gas1p and Pho8p; has synthetic genetic interations with secretory pathway genes GPI anchor biosynthetic process mannosyltransferase activity integral to endoplasmic reticulum membrane|nuclear envelope|mannosyltransferase complex YIL095W PRK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0109459154475275 0.526152273243725 1580 Protein serine/threonine kinase; regulates the organization and function of the actin cytoskeleton and reduces endocytic ability of cell through the phosphorylation of the Pan1p-Sla1p-End3p protein complex; PRK1 has a paralog, ARK1, that arose from the whole genome duplication regulation of endocytosis|actin filament organization|protein phosphorylation|actin cortical patch assembly|cytokinesis protein serine/threonine kinase activity|protein kinase activity mating projection tip|actin cortical patch YLL026W HSP104 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0109360045197857 0.526526959717276 1581 Disaggregase; heat shock protein that cooperates with Ydj1p (Hsp40) and Ssa1p (Hsp70) to refold and reactivate previously denatured, aggregated proteins; responsive to stresses including: heat, ethanol, and sodium arsenite; involved in [PSI+] propagation; protein becomes more abundant and forms cytoplasmic foci in response to DNA replication stress trehalose metabolism in response to heat stress|protein folding in endoplasmic reticulum|protein unfolding|chaperone cofactor-dependent protein refolding|inheritance of oxidatively modified proteins involved in replicative cell aging|cellular heat acclimation ADP binding|unfolded protein binding|ATPase activity, coupled|chaperone binding|ATP binding TRC complex|nucleus|cytoplasm YNL105W_d RRT16 hom 0.0109179888231014 0.527208398805577 1582 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene INP52; identified in a screen for mutants with decreased levels of rDNA transcription Unknown Unknown Unknown YMR306W FKS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0108939314573465 0.528119063266805 1583 Protein involved in spore wall assembly, has similarity to 1,3-beta-D-glucan synthase catalytic subunits Fks1p and Gsc2p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies ascospore wall assembly 1,3-beta-D-glucan synthase activity mitochondrion|integral to membrane YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0108880784188491 0.528340744545702 1584 DNA-dependent ATPase that stimulates strand exchange; modifies the topology of double-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; member of the SWI/SNF family; forms nuclear foci upon DNA replication stress positive regulation of endodeoxyribonuclease activity|DNA geometric change|heteroduplex formation|telomere maintenance via recombination|double-strand break repair via synthesis-dependent strand annealing|chromatin remodeling|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|DNA translocase activity nucleus YPR154W PIN3 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS 0.0108694989274143 0.529044748416697 1585 Protein that induces appearance of [PIN+] prion when overproduced actin cytoskeleton organization molecular_function nucleus|cytoplasm YKL012W PRP40 het FT RNA PROCESSING|NUCLEUS 0.0108574779830197 0.529500493493723 1586 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 YNL258C DSL1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0108532071921099 0.529723833779935 1587 Peripheral membrane protein needed for Golgi-to-ER retrograde traffic; forms a complex with Sec39p and Tip20p that interacts with ER SNAREs Sec20p and Use1p; component of the ER target site that interacts with coatomer; interacts with Cin5p; similar to the fly and human ZW10 gene retrograde vesicle-mediated transport, Golgi to ER|ER-dependent peroxisome organization molecular_function Dsl1p complex|endoplasmic reticulum|peroxisome|nucleus YMR208W ERG12 het FF|FT LIPID METABOLISM|COFACTOR METABOLISM 0.0108200643182171 0.530920218061469 1588 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 YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0108099108763391 0.531305840311918 1589 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 YBR106W PHO88 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.010800039029018 0.531680903820578 1590 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 YOR098C NUP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0107995325899242 0.531700148701167 1591 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; possible karyopherin release factor that accelerates release of karyopherin-cargo complexes after transport across NPC; both NUP1 and NUP60 are homologous to human NUP153 poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YBL050W SEC17 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0107848051878996 0.532259949940671 1592 Peripheral membrane protein required for vesicular transport between ER and Golgi, the 'priming' step in homotypic vacuole fusion, and autophagy; stimulates the ATPase activity of Sec18p; has similarity to mammalian alpha-SNAP autophagy|SNARE complex disassembly|vesicle fusion with Golgi apparatus|vacuole fusion, non-autophagic ATPase activator activity|soluble NSF attachment protein activity SNARE complex|cytosol|extrinsic to membrane YHR117W TOM71 hom FT MITOCHONDRION 0.0107827505334439 0.532338072832178 1593 Mitochondrial outer membrane protein; probable minor component of the TOM (translocase of outer membrane) complex responsible for recognition and import of mitochondrially directed proteins; TOM71 has a paralog, TOM70, that arose from the whole genome duplication biological_process protein transporter activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane YCL046W_d YCL046W hom 0.0107826924841682 0.532646071522791 1594 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YCL045C Unknown Unknown Unknown YDL013W SLX5 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.010779226153911 0.53247209170959 1595 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 YLR071C RGR1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.010766529768277 0.532955028909731 1596 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; required for glucose repression, HO repression, RME1 repression and sporulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding core mediator complex YLR418C CDC73 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0107648367005524 0.533019445495056 1597 Component of the Paf1p complex; binds to and modulates the activity of RNA polymerases I and II; required for expression of certain genes, modification of some histones, and telomere maintenance; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay; protein abundance increases in response to DNA replication stress transcription elongation from RNA polymerase I promoter|negative regulation of DNA recombination|mRNA 3'-end processing|recruitment of 3'-end processing factors to RNA polymerase II holoenzyme complex|positive regulation of transcription elongation from RNA polymerase II promoter|Unknown|regulation of transcription-coupled nucleotide-excision repair|transcription elongation from RNA polymerase II promoter chromatin binding|TFIIF-class binding transcription factor activity|RNA polymerase II core binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|transcriptionally active chromatin|Cdc73/Paf1 complex YML058W-A HUG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0107582174569707 0.533271327337447 1598 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 YKR028W SAP190 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING 0.0107579479885225 0.533281582684894 1599 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap185p; SAP190 has a paralog, SAP185, that arose from the whole genome duplication TOR signaling cascade|dephosphorylation|G1/S transition of mitotic cell cycle|tRNA wobble uridine modification molecular_function cytoplasm YIL085C KTR7 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0107562375309395 0.533346681078364 1600 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR7 has a paralog, KTR5, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0107520367090956 0.533689695196187 1601 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 YNL116W DMA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0107517323362984 0.533518163728523 1602 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 YGR021W_p YGR021W hom FT MITOCHONDRION 0.0107287675148818 0.534392713625206 1603 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 YBR149W ARA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.0107251379918087 0.534530999843402 1604 NADP+ dependent arabinose dehydrogenase, involved in carbohydrate metabolism; purified as homodimer; naturally occurs with a N-terminus degradation product cellular carbohydrate metabolic process alditol:NADP+ 1-oxidoreductase activity|D-arabinose 1-dehydrogenase [NAD(P)+] activity cytosol YBR188C NTC20 hom FT RNA PROCESSING|NUCLEUS 0.0107233953671721 0.534597400921869 1605 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 YGL074C_d YGL074C het 0.0107203969236722 0.534711663537573 1606 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 YHR091C MSR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0107060303104613 0.535259307325397 1607 Mitochondrial arginyl-tRNA synthetase; mutations in human ortholog are associated with pontocerebellar hypoplasia type 6 arginyl-tRNA aminoacylation|mitochondrial arginyl-tRNA aminoacylation|mitochondrial translation arginine-tRNA ligase activity mitochondrion YGR224W AZR1 hom FT PLASMA MEMBRANE 0.010693159841567 0.535750159159998 1608 Plasma membrane transporter of the major facilitator superfamily, involved in resistance to azole drugs such as ketoconazole and fluconazole azole transport azole transporter activity integral to membrane|plasma membrane YLR087C CSF1 hom FF|FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0106604508697539 0.537180783213214 1609 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 YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.010658562720324 0.537070740886957 1610 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 YER133W GLC7 het FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.0106548226163768 0.537395695717344 1611 Type 1 serine/threonine protein phosphatase catalytic subunit; involved in various processes including glycogen metabolism, sporulation, mitosis; accumulates at mating projections by interaction with Afr1p; interacts with many regulatory subunits; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p; import into nucleus is inhibited during spindle assembly checkpoint arrest replication fork processing|glycogen metabolic process|chromosome segregation|regulation of cell shape during vegetative growth phase|termination of RNA polymerase II transcription, poly(A)-coupled|protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint|rRNA processing|regulation of cell cycle|ascospore formation|protein localization to kinetochore|cell budding|DNA damage checkpoint|meiosis|termination of RNA polymerase II transcription, exosome-dependent|DNA replication checkpoint|response to heat|cellular ion homeostasis|histone dephosphorylation|regulation of carbohydrate metabolic process protein serine/threonine phosphatase activity protein phosphatase type 1 complex|mating projection base|condensed nuclear chromosome kinetochore|mRNA cleavage and polyadenylation specificity factor complex|nucleolus|spindle pole body|cellular bud neck YHR046C INM1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|NUCLEUS 0.0106367228228564 0.53790521711362 1612 Inositol monophosphatase, involved in biosynthesis of inositol and in phosphoinositide second messenger signaling; INM1 expression increases in the presence of inositol and decreases upon exposure to antibipolar drugs lithium and valproate inositol phosphate dephosphorylation inositol monophosphate 1-phosphatase activity nucleus|cytoplasm YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0106045911646911 0.539134110754655 1613 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 YJL047C-A_p YJL047C-A hom 0.0105967852072331 0.539432866220334 1614 Putative protein of unknown function biological_process molecular_function cellular_component YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0105911293795812 0.539709842511233 1615 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 YPL041C_p YPL041C hom 0.0105750501954434 0.540688243386515 1616 Protein of unknown function involved in maintenance of proper telomere length biological_process molecular_function cellular_component YOR336W KRE5 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0105709625869309 0.540421759139594 1617 Protein required for beta-1,6 glucan biosynthesis; mutations result in aberrant morphology and severe growth defects (1->6)-beta-D-glucan biosynthetic process UDP-glucose:glycoprotein glucosyltransferase activity endoplasmic reticulum YKR021W ALY1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0105708071931996 0.540427712778715 1618 Alpha arrestin that controls nutrient-mediated intracellular sorting of permease Gap1p; interacts with AP-1 subunit Apl4p; may regulate endocytosis of plasma membrane proteins by recruiting ubiquitin ligase Rsp5p to plasma membrane targets; ALY1 has a paralog, ALY2, that arose from the whole genome duplication Unknown|regulation of intracellular transport|ubiquitin-dependent endocytosis ubiquitin protein ligase binding late endosome|cytoplasm|early endosome YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0105633052626919 0.540715175120794 1619 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 YIR002C MPH1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0105537761175953 0.541382186094909 1620 3'-5' DNA helicase involved in error-free bypass of DNA lesions; binds to flap DNA in an error-free bypass pathway and stimulates the activity of Rad27p and Dna2p; also involved in interstrand cross-link repair mutations confer a mutator phenotype; similarity to FANCM, a human Fanconi anemia complementation group protein that along with the MHF complex is involved in stabilizing and remodeling blocked replication forks; member of the SF2 DExD/H superfamily of helicases negative regulation of strand invasion|recombinational repair|DNA replication, Okazaki fragment processing flap-structured DNA binding|3'-5' DNA helicase activity nucleus YKL091C YKL091C hom FT NUCLEUS 0.0105488203193296 0.541270431762141 1621 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 YLR072W_p YLR072W hom FT ENDOMEMBRANE SYSTEM 0.0105453218791873 0.541464878147113 1622 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 YBL009W ALK2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION 0.0105421202945175 0.541527362514883 1623 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; ALK2 has a paralog, ALK1, that arose from the whole genome duplication; similar to mammalian haspins meiosis|mitosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cellular_component YDL104C QRI7 hom FT RNA PROCESSING|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0105368063841677 0.541731182188956 1624 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 YAR020C PAU7 hom 0.0105267448463135 0.542117206062317 1625 Member of the seripauperin multigene family, active during alcoholic fermentation, regulated by anaerobiosis, inhibited by oxygen, repressed by heme biological_process molecular_function cellular_component YGR102C GTF1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0105235564795333 0.542540776487439 1626 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; transposon insertion mutant is salt sensitive and null mutant has growth defects; non-tagged protein is detected in purified mitochondria glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YIL052C RPL34B hom FF|FT TRANSLATION|RIBOSOME 0.0105231976170209 0.542253332777452 1627 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 YDR363W-A SEM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0105184838929939 0.542434250676379 1628 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 YNL026W SAM50 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0105018695330593 0.543072167787291 1629 Essential 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; homologous to bacterial Omp85 protein complex assembly|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrial sorting and assembly machinery complex|mitochondrion|integral to mitochondrial outer membrane YIL163C_p YIL163C hom 0.0105018679754769 0.54307222760899 1630 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YPL044C_d YPL044C het 0.0104967770961716 0.543327891367352 1631 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NOP4/YPL043W Unknown Unknown Unknown YMR009W ADI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.010486151416309 0.543676016760837 1632 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 YOR298W MUM3 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS 0.0104688037149762 0.544402878335411 1633 Protein of unknown function involved in the organization of the outer spore wall layers; has similarity to the tafazzins superfamily of acyltransferases ascospore wall assembly|phospholipid biosynthetic process transferase activity, transferring acyl groups cellular_component YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0104658268395469 0.544817572264695 1634 Basic leucine zipper (bZIP) transcription factor; required for oxidative stress tolerance; activated by H2O2 through the multistep formation of disulfide bonds and transit from the cytoplasm to the nucleus; Yap1p is degraded in the nucleus after the oxidative stress has passed; mediates resistance to cadmium; YAP1 has a paralog, CAD1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|response to heat|response to drug|response to singlet oxygen|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|response to metal ion sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YOL031C SIL1 hom FT PROTEIN LOCALIZATION|ENDOPLASMIC RETICULUM 0.0104610809578214 0.544759846597651 1635 Nucleotide exchange factor for the endoplasmic reticulum (ER) lumenal Hsp70 chaperone Kar2p, required for protein translocation into the ER; homolog of Yarrowia lipolytica SLS1; GrpE-like protein SRP-dependent cotranslational protein targeting to membrane, translocation adenyl-nucleotide exchange factor activity endoplasmic reticulum YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0104596246702189 0.544695861774684 1636 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 YKR057W RPS21A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0104537240407971 0.545102780753671 1637 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S21, no bacterial homolog; RPS21A has a paralog, RPS21B, that arose from the whole genome duplication cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YBL078C ATG8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM 0.0104533429916685 0.544937505687891 1638 Component of autophagosomes and Cvt vesicles; unique ubiquitin-like protein whose conjugation target is the lipid phosphatidylethanolamine (PE); Atg8p-PE is anchored to membranes, is involved in phagophore expansion, and may mediate membrane fusion during autophagosome formation; deconjugation of Atg8p-PE is required for efficient autophagosome biogenesis piecemeal microautophagy of nucleus|mitochondrion degradation|cellular membrane fusion|ER to Golgi vesicle-mediated transport|CVT pathway|autophagic vacuole assembly molecular_function cytosol|fungal-type vacuole membrane|pre-autophagosomal structure|extrinsic to membrane|autophagic vacuole YNL170W_d YNL170W hom 0.0104358384813195 0.545611150644108 1639 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL111W NSA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0104355236376931 0.545623270890255 1640 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YMR276W DSK2 hom FT CELL CYCLE|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0104269140041036 0.545954759784105 1641 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 YDR105C TMS1 hom 0.0104194893061581 0.546240706303017 1642 Vacuolar membrane protein of unknown function that is conserved in mammals; predicted to contain eleven transmembrane helices; interacts with Pdr5p, a protein involved in multidrug resistance biological_process molecular_function fungal-type vacuole membrane|integral to membrane|membrane YLR140W_d YLR140W het 0.0103766383522898 0.547892468269967 1643 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 YJL198W PHO90 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0103559379453134 0.548691283272645 1644 Low-affinity phosphate transporter; deletion of pho84, pho87, pho89, pho90, and pho91 causes synthetic lethality; transcription independent of Pi and Pho4p activity; overexpression results in vigorous growth; PHO90 has a paralog, PHO87, that arose from the whole genome duplication phosphate ion transport phosphate ion transmembrane transporter activity integral to membrane|membrane YPR086W SUA7 het FT TRANSCRIPTION FROM RNA POL II|TRANSLATION|NUCLEUS 0.0103534217897339 0.549086534259272 1645 Transcription factor TFIIB, a general transcription factor required for transcription initiation and start site selection by RNA polymerase II transcriptional start site selection at RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|Unknown TBP-class protein binding|RNA polymerase II core binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|core RNA polymerase II recruiting transcription factor activity nucleus YDR351W SBE2 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0103410282788522 0.549266993248475 1646 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 YER091C MET6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0103355774961226 0.549656174761231 1647 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 YCR069W CPR4 hom 0.0103292921590246 0.549720371794011 1648 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 YDR359C EAF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0103271556629334 0.549802926697435 1649 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 YLR094C GIS3 hom FT SIGNALING|NUCLEUS 0.0103267534297435 0.549818469801712 1650 Protein of unknown function intracellular signal transduction molecular_function nucleus|cytoplasm YBR233W PBP2 hom FT NUCLEUS 0.0103192963813428 0.550106664434626 1651 RNA binding protein; has similarity to mammalian heterogeneous nuclear RNP K protein, involved in the regulation of telomere position effect and telomere length; relative distribution to the nucleus increases upon DNA replication stress telomere maintenance via telomere shortening mRNA binding cytoplasm YBR248C HIS7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0103185476072843 0.550373558503766 1652 Imidazole glycerol phosphate synthase (glutamine amidotransferase:cyclase), catalyzes the fifth step of histidine biosynthesis and also produces 5-aminoimidazole-4-carboxamide ribotide (AICAR), a purine precursor purine nucleoside monophosphate biosynthetic process|histidine biosynthetic process imidazoleglycerol-phosphate synthase activity intracellular YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0102937947820422 0.551746612767604 1653 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 YIL155C GUT2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0102888088820026 0.551285696390728 1654 Mitochondrial glycerol-3-phosphate dehydrogenase; expression is repressed by both glucose and cAMP and derepressed by non-fermentable carbon sources in a Snf1p, Rsf1p, Hap2/3/4/5 complex dependent manner NADH oxidation|replicative cell aging|glycerol metabolic process glycerol-3-phosphate dehydrogenase activity mitochondrion|integral to mitochondrial outer membrane YIL014C-A_p YIL014C-A hom 0.0102654949212332 0.552188145831904 1655 Putative protein of unknown function biological_process molecular_function cellular_component YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.010217386712863 0.554052632724541 1656 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 YBR094W PBY1 hom 0.0102164884732994 0.554087474264544 1657 Putative tubulin tyrosine ligase associated with P-bodies; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|biological_process molecular_function cytoplasmic mRNA processing body|cytoplasm YOR237W HES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION 0.0101999064445645 0.554730861985911 1658 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 YNL144C_p YNL144C hom FT MITOCHONDRION 0.0101508021158063 0.556638263552862 1659 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 YNL050C_p YNL050C hom 0.0101479932993153 0.556747465368 1660 Putative protein of unknown function; YNL050c is not an essential gene biological_process molecular_function cellular_component YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0101398698298891 0.557063350211121 1661 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 YDL238C GUD1 hom 0.0101367067390423 0.55718637205314 1662 Guanine deaminase, a catabolic enzyme of the guanine salvage pathway producing xanthine and ammonia from guanine; activity is low in exponentially-growing cultures but expression is increased in post-diauxic and stationary-phase cultures guanine metabolic process guanine deaminase activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides cytoplasm YDR201W SPC19 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0101260583110085 0.557600617699704 1663 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; also localized to nuclear side of spindle pole body microtubule nucleation|mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle microtubule|condensed nuclear chromosome kinetochore|DASH complex|spindle pole body|spindle YER144C UBP5 hom FT PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.0101227959747244 0.557727559233747 1664 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 YNL125C ESBP6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0101060518522843 0.558614067521452 1665 Protein with similarity to monocarboxylate permeases, appears not to be involved in transport of monocarboxylates such as lactate, pyruvate or acetate across the plasma membrane transport monocarboxylic acid transmembrane transporter activity|transporter activity mitochondrion|integral to membrane|endoplasmic reticulum|membrane YHR061C GIC1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.010105911247978 0.558384789346433 1666 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 YKR095W MLP1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0100990531337736 0.558651845659937 1667 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 YGL144C ROG1 hom FT LIPID METABOLISM 0.0100877525163477 0.559092029188475 1668 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 YNL175C NOP13 hom FT NUCLEUS 0.0100851110080856 0.55919494592296 1669 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 YKR070W_p YKR070W hom FT MITOCHONDRION 0.0100558922539061 0.560509431148216 1670 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 YLR315W NKP2 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0100554222381459 0.561054783444425 1671 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 YJL025W RRN7 het FT NUCLEUS 0.0100410141407626 0.561148130379326 1672 Component of the core factor (CF) rDNA transcription factor complex; CF is required for transcription of 35S rRNA genes by RNA polymerase I and is composed of Rrn6p, Rrn7p, and Rrn11p transcription initiation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter TBP-class protein binding|RNA polymerase I CORE element sequence-specific DNA binding|RNA polymerase I CORE element sequence-specific DNA binding transcription factor recruiting transcription factor activity nucleolus|RNA polymerase I core factor complex YIL154C IMP2' hom FF|FT RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS 0.0100186223233344 0.562372329944468 1673 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 YKR066C CCP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0100178444313683 0.561818835627052 1674 Mitochondrial cytochrome-c peroxidase; degrades reactive oxygen species in mitochondria, involved in the response to oxidative stress cellular response to oxidative stress cytochrome-c peroxidase activity mitochondrion|mitochondrial intermembrane space YOR034C-A_p YOR034C-A hom 0.0099896689669593 0.56297787292178 1675 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YMR218C TRS130 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.00998768559981535 0.563288370522752 1676 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in ER to Golgi membrane traffic; mutation activates transcription of OCH1; mutants are defective in cytoplasm-to-vacuole targeting (Cvt) pathway and starvation-induced autophagy regulation of Rab GTPase activity|early endosome to Golgi transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex|trans-Golgi network|early endosome YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.00997166420361932 0.563623640108455 1677 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YNL282W POP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00995184282076267 0.564399150326683 1678 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 YDR112W_d IRC2 hom 0.00993488976207506 0.566341721141616 1679 Dubious open reading frame, unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR111C; null mutant displays increased levels of spontaneous Rad52p foci Unknown Unknown Unknown YLR112W_d YLR112W hom 0.00992224899114598 0.565557961359681 1680 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR077W FMP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00991632680484451 0.565789994615167 1681 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 YHR192W LNP1 hom 0.00990996413613644 0.566039337027521 1682 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 YGL076C RPL7A hom FT TRANSLATION|RIBOSOME 0.0098996941137861 0.566441913330831 1683 Ribosomal 60S subunit protein L7A; contains a conserved C-terminal Nucleic acid Binding Domain (NDB2); homologous to mammalian ribosomal protein L7 and bacterial L30; RPL7A has a paralog, RPL7B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YEL010W_d YEL010W hom 0.00989044044952786 0.566804766782362 1684 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR124W_p YMR124W hom 0.00987451656431184 0.567602785052387 1685 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 YIL019W FAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00986827850809341 0.567731978520665 1686 Protein required for pre-rRNA processing and 40S ribosomal subunit assembly maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|cytoplasm YHL033C RPL8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00982642117468584 0.569318128071182 1687 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 YLR314C CDC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00981560226081244 0.569973624693384 1688 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble with other septins into rod-like complexes that can associate with other rods to form filament polymers; septin rings at the mother-bud neck act as scaffolds for recruiting factors needed for cell division and as barriers to prevent diffusion of specific proteins between mother and daughter cells septin ring disassembly|maintenance of cell polarity|cell cycle cytokinesis|septin ring assembly structural molecule activity|GTP binding|1-phosphatidylinositol binding mating projection base|septin filament array|cellular bud neck septin ring|septin complex|prospore membrane|ascospore wall YJR018W_d YJR018W hom 0.00981403492408716 0.569805018739661 1689 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR033W ABZ1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00980537218733331 0.570375724606451 1690 Para-aminobenzoate (PABA) synthase; has similarity to Escherichia coli PABA synthase components PabA and PabB; required for the synthesis of para-aminobenzoic acid, an important intermediate for folate and ubiquinone Q biosynthesis; protein abundance increases in response to DNA replication stress para-aminobenzoic acid biosynthetic process 4-amino-4-deoxychorismate synthase activity cytoplasm YPR014C_d YPR014C hom 0.00978837845188494 0.570814179132886 1691 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPR014C is not an essential gene Unknown Unknown Unknown YNL086W_p SNN1 hom 0.00977012126484237 0.571590175767569 1692 Putative protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; green fluorescent protein (GFP)-fusion protein localizes to endosomes biological_process molecular_function endosome|BLOC-1 complex YHR066W SSF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00975872849316298 0.572210796875491 1693 Constituent of 66S pre-ribosomal particles; required for ribosomal large subunit maturation; functionally redundant with Ssf2p; member of the Brix family; SSF1 has a paralog, SSF2, that arose from the whole genome duplication conjugation with cellular fusion|ribosomal large subunit assembly|regulation of cell size rRNA binding nucleolus YML088W UFO1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00975852232976411 0.571989596638218 1694 F-box receptor protein, subunit of the Skp1-Cdc53-F-box receptor (SCF) E3 ubiquitin ligase complex; binds to phosphorylated Ho endonuclease, allowing its ubiquitylation by SCF and subsequent degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|cellular response to methylmercury|response to DNA damage stimulus ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex|nucleus|cytoplasm YMR230W RPS10B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00974735151297966 0.572429680353504 1695 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10B has a paralog, RPS10A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YLL034C RIX7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00974506340222037 0.572519842229189 1696 Putative ATPase of the AAA family, required for export of pre-ribosomal large subunits from the nucleus; distributed between the nucleolus, nucleoplasm, and nuclear periphery depending on growth conditions ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus ATPase activity nucleolus|nucleus|preribosome, large subunit precursor YPL068C_p YPL068C hom FT NUCLEUS 0.00972346165484852 0.573371380451073 1697 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 YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.0097210150885207 0.57352502374366 1698 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 YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0097163834702969 0.573650532127083 1699 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 YKR081C RPF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00971114411277291 0.574028605988092 1700 Essential protein involved in the processing of pre-rRNA and the assembly of the 60S ribosomal subunit; interacts with ribosomal protein L11; localizes predominantly to the nucleolus; constituent of 66S pre-ribosomal particles ribosomal large subunit assembly|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) 7S RNA binding|5S rRNA binding|rRNA binding nucleolus|preribosome, large subunit precursor YPR122W AXL1 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.00970750741284225 0.574000679845262 1701 Haploid specific endoprotease that performs one of two N-terminal cleavages during maturation of a-factor mating pheromone; required for axial budding pattern of haploid cells peptide pheromone maturation|axial cellular bud site selection metalloendopeptidase activity mating projection tip|cellular bud neck YIL079C AIR1 hom FT RNA PROCESSING|NUCLEUS 0.00965636375380608 0.57602019239531 1702 Zinc knuckle protein; involved in nuclear RNA processing and degradation as a component of the TRAMP complex; stimulates the poly(A) polymerase activity of Pap2p in vitro; AIR1 has a paralog, AIR2, that arose from the whole genome duplication nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|ncRNA polyadenylation|nuclear polyadenylation-dependent snRNA catabolic process polynucleotide adenylyltransferase activity nucleolus|TRAMP complex YJR097W JJJ3 hom FT NUCLEUS 0.00965636031747275 0.576020328198559 1703 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 YKL162C-A_d YKL162C-A hom 0.0096522083147106 0.576184425603672 1704 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL188W KAR1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0096508829955579 0.576635197944219 1705 Essential protein involved in karyogamy during mating and in spindle pole body duplication during mitosis, localizes to the half-bridge of the spindle pole body, interacts with Spc72p during karyogamy, also interacts with Cdc31p karyogamy involved in conjugation with cellular fusion|spindle pole body duplication associated with nuclear envelope protein binding half bridge of spindle pole body YKR062W TFA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00964949330446286 0.576576220239108 1706 TFIIE small subunit, involved in RNA polymerase II transcription initiation transcription from RNA polymerase II promoter single-stranded DNA binding|RNA polymerase II core binding|TFIIH-class transcription factor binding transcription factor TFIIE complex YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.00963579279239457 0.576833423430277 1707 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 YHR136C SPL2 hom 0.00963127972982278 0.577011910494863 1708 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 YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00962409427863206 0.577296141497931 1709 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 YHR023W MYO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0096219626493993 0.577380473877685 1710 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 YIL160C POT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00961916732602826 0.577491072381742 1711 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 YLR225C_p YLR225C hom FT RESPONSE TO OXIDATIVE STRESS 0.00961423998167102 0.577686049741078 1712 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 YPR101W SNT309 hom FT RNA PROCESSING|NUCLEUS 0.00960940151189891 0.577877540424505 1713 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; interacts physically and genetically with Prp19p mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YJL041W NSP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00956638200967038 0.57958142181847 1714 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nup82p, Gle2p and two other FG-nucleoporins (Nup159p and Nup116p); also found in stable complex with Nic96p and two other FG-nucleoproteins (Nup49p and Nup57p); forms foci at the nuclear periphery upon DNA replication stress poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|ncRNA export from nucleus|ribosomal large subunit export from nucleus|tRNA export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore nuclear basket|nuclear pore YOR190W SPR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00956317898996298 0.579708378594896 1715 Sporulation-specific exo-1,3-beta-glucanase; contributes to ascospore thermoresistance ascospore formation glucan exo-1,3-beta-glucosidase activity fungal-type cell wall|ascospore wall YER124C DSE1 hom FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00955890656149876 0.579877743379422 1716 Daughter cell-specific protein, may regulate cross-talk between the mating and filamentation pathways; deletion affects cell separation after division and sensitivity to alpha-factor and drugs affecting the cell wall; relocalizes from bud neck to cytoplasm upon DNA replication stress cytokinesis, completion of separation|regulation of pheromone-dependent signal transduction involved in conjugation with cellular fusion|invasive growth in response to glucose limitation molecular_function cellular bud neck YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00955708981593918 0.579949768632916 1717 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 YOR058C ASE1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00955237226602825 0.580136816451091 1718 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 YDL153C SAS10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS 0.00954936477380126 0.580425504361769 1719 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 YLR248W RCK2 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS 0.00954592919205839 0.580392325839542 1720 Protein kinase involved in response to oxidative and osmotic stress; identified as suppressor of S. pombe cell cycle checkpoint mutations; similar to CaM (calmodulin) kinases; RCK2 has a paralog, RCK1, that arose from the whole genome duplication cellular response to oxidative stress|protein phosphorylation|osmosensory signaling pathway|regulation of meiosis protein serine/threonine kinase activity|protein kinase activity cytoplasm YLR124W_d YLR124W hom 0.00949752691253306 0.582313470904205 1721 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR371W_p CTS2 hom FT CARBOHYDRATE METABOLISM 0.00949722175720046 0.583170495750744 1722 Putative chitinase, functionally complements A. gossypii cts2 mutant sporulation defect sporulation resulting in formation of a cellular spore molecular_function cytoplasm YNL141W AAH1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00948222446165424 0.582921460634875 1723 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 YBR232C_d YBR232C hom 0.00945455383711558 0.584021607623618 1724 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR210W RPB10 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00945031787280103 0.584190109137288 1725 RNA polymerase subunit ABC10-beta, common to RNA polymerases I, II, and III transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase II, core complex YPL143W RPL33A het FT TRANSLATION|RIBOSOME 0.00944654388218199 0.584901144460205 1726 Ribosomal 60S subunit protein L33A; N-terminally acetylated; rpl33a null mutant exhibits slow growth while rpl33a rpl33b double null mutant is inviable; homologous to mammalian ribosomal protein L35A, no bacterial homolog; RPL33A has a paralog, RPL33B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.00942529833328842 0.585465684313692 1727 P-type ATPase, ion transporter of the ER membrane; required to maintain normal lipid composition of intracellular compartments and proper targeting of mitochondrial outer membrane tail-anchored proteins; involved in ER function and Ca2+ homeostasis; required for regulating Hmg2p degradation; confers sensitivity to a killer toxin (SMKT) produced by Pichia farinosa KK1 cellular calcium ion homeostasis|transmembrane transport ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|endoplasmic reticulum membrane|cis-Golgi network YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.00942166918842503 0.585554123896186 1728 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; interacts with a highly conserved 40-residue sequence of Snf2p; relocates to the cytosol under hypoxic conditions positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex YPR118W MRI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00941797539869921 0.585477398425915 1729 5'-methylthioribose-1-phosphate isomerase; catalyzes the isomerization of 5-methylthioribose-1-phosphate to 5-methylthioribulose-1-phosphate in the methionine salvage pathway L-methionine salvage from methylthioadenosine S-methyl-5-thioribose-1-phosphate isomerase activity nucleus|cytoplasm YIL116W HIS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00941534702342016 0.585805776421936 1730 Histidinol-phosphate aminotransferase, catalyzes the seventh step in histidine biosynthesis; responsive to general control of amino acid biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts histidine biosynthetic process histidinol-phosphate transaminase activity intracellular YKL212W SAC1 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.00938706672943842 0.586708848693926 1731 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 YBR007C DSF2 hom FF 0.00937206123970321 0.587307123411874 1732 Deletion suppressor of mpt5 mutation; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular_component YIR019C FLO11 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00937124216150821 0.587339788501323 1733 GPI-anchored cell surface glycoprotein (flocculin); required for pseudohyphal formation, invasive growth, flocculation, and biofilms; transcriptionally regulated by the MAPK pathway (via Ste12p and Tec1p) and the cAMP pathway (via Flo8p); required for the formation of fibrous interconnections between cells in a colony of a wild S. cerevisiae strain cell-cell adhesion|biofilm formation|pseudohyphal growth|filamentous growth|flocculation|invasive growth in response to glucose limitation molecular_function extracellular region|plasma membrane|cellular bud neck 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 0.0093711742167039 0.587509706813935 1734 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 YDR524W-C_p YDR524W-C hom 0.00935062639031517 0.588440531453535 1735 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 YOL046C_d YOL046C hom 0.00934217285928209 0.58849962506193 1736 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data;almost completely overlaps the verified gene PSK2/YOL045W Unknown Unknown Unknown YNL087W TCB2 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00931464423894994 0.589598963846566 1737 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 3 calcium and lipid binding domains; mRNA is targeted to the bud biological_process lipid binding cellular bud|cortical endoplasmic reticulum YBR253W SRB6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0092885223993976 0.590642997879624 1738 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YPL266W DIM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00928352083321903 0.590842996733303 1739 Essential 18S rRNA dimethylase (dimethyladenosine transferase), responsible for conserved m6(2)Am6(2)A dimethylation in 3'-terminal loop of 18S rRNA, part of 90S and 40S pre-particles in nucleolus, involved in pre-ribosomal RNA processing rRNA modification|rRNA processing rRNA (adenine-N6,N6-)-dimethyltransferase activity nucleolus|90S preribosome YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0092763782124805 0.591516166037499 1740 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 YOR064C YNG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00927520415775135 0.591452335294175 1741 Subunit of the NuA3 histone acetyltransferase complex that acetylates histone H3; contains PHD finger domain that interacts with methylated histone H3, has similarity to the human tumor suppressor ING1 histone acetylation|chromatin modification histone acetyltransferase activity|methylated histone residue binding NuA3 histone acetyltransferase complex YKL090W CUE2 hom 0.00927175272462406 0.59131369376071 1742 Protein of unknown function; has two CUE domains that bind ubiquitin, which may facilitate intramolecular monoubiquitination biological_process ubiquitin binding cellular_component YOR001W RRP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.00927172847991309 0.591591298555275 1743 Nuclear exosome exonuclease component; has 3'-5' exonuclease activity; involved in RNA processing, maturation, surveillance, degradation, tethering, and export; has similarity to E. coli RNase D and to human PM-Sc1 100 (EXOSC10); mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|histone mRNA catabolic process|nuclear polyadenylation-dependent antisense transcript catabolic process|U1 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)|U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear retention of pre-mRNA at the site of transcription|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription 3'-5'-exoribonuclease activity nucleolus|nucleus|nuclear exosome (RNase complex) YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.00926355613314709 0.591641640141049 1744 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 YGL167C PMR1 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00925820906328358 0.591855621897485 1745 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 YIL047C SYG1 hom FT SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.00925677160346846 0.591913152951657 1746 Plasma membrane protein of unknown function; truncation and overexpression suppresses lethality of G-alpha protein deficiency signal transduction molecular_function mitochondrion|integral to membrane|plasma membrane YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.00923230725998391 0.592892675835702 1747 Mitochondrial beta-keto-acyl synthase with possible role in fatty acid synthesis; required for mitochondrial respiration fatty acid biosynthetic process fatty acid synthase activity mitochondrion YNL005C MRP7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00920679970540169 0.593969786663 1748 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YPL204W HRR25 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|P 0.00919387917099687 0.594432787758951 1749 Protein kinase involved in regulating diverse events including vesicular trafficking, DNA repair, and chromosome segregation; binds the CTD of RNA pol II; homolog of mammalian casein kinase 1delta (CK1delta) ribosomal small subunit biogenesis|DNA repair|mitosis|ER to Golgi vesicle-mediated transport|protein phosphorylation|attachment of spindle microtubules to kinetochore involved in homologous chromosome segregation|tRNA wobble uridine modification protein serine/threonine kinase activity|protein kinase activity chromosome, centromeric region|plasma membrane|nucleus|spindle pole body|monopolin complex|cellular bud neck|cellular bud tip YBR258C SHG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0091916377316749 0.594522676023966 1750 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres histone H3-K4 methylation histone methyltransferase activity (H3-K4 specific) nucleus|Set1C/COMPASS complex YCL038C ATG22 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.00918758147223951 0.594685359660112 1751 Vacuolar integral membrane protein required for efflux of amino acids during autophagic body breakdown in the vacuole; null mutation causes a gradual loss of viability during starvation amino acid export from vacuole molecular_function integral to fungal-type vacuolar membrane|integral to membrane YOR203W_d YOR203W het 0.00917536317931697 0.595175519238046 1752 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 YOL115W PAP2 hom FT CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.00917038001848211 0.595375480921108 1753 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 YBR058C UBP14 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.00916603683257477 0.59554978700974 1754 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 YML025C YML6 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00915252679871062 0.596146933080264 1755 Mitochondrial ribosomal protein of the large subunit, has similarity to E. coli L4 ribosomal protein and human mitoribosomal MRP-L4 protein; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNL088W TOP2 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00913918813078106 0.596627828294628 1756 Topoisomerase II, relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone of both positively and negatively supercoiled DNA; cleaves complementary strands; localizes to axial cores in meiosis; required for replication slow zone (RSZ) breakage following Mec1p inactivation chromatin assembly or disassembly|chromatin remodeling at centromere|replication fork progression beyond termination site|mitotic cell cycle G2/M transition decatenation checkpoint|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|reciprocal meiotic recombination DNA topoisomerase (ATP-hydrolyzing) activity DNA replication termination region|synaptonemal complex|mitochondrion|nucleus YIL007C NAS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.00913521817032467 0.596787307282622 1757 Proteasome-interacting protein; involved in the assembly of the base subcomplex of the 19S proteasomal regulatory particle (RP); similar to mammalian proteasomal modulator subunit; non-essential gene; interacts with Rpn4p; protein abundance increases in response to DNA replication stress proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process molecular_function cytosol|nucleus|cytoplasm YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0091290631922303 0.597253442088789 1758 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 YBL008W-A_p YBL008W-A hom 0.00911076374478358 0.598097954988829 1759 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR249W MGA1 hom FT NUCLEUS 0.00911021047557468 0.597792347660269 1760 Protein similar to heat shock transcription factor; multicopy suppressor of pseudohyphal growth defects of ammonium permease mutants filamentous growth sequence-specific DNA binding|DNA binding|sequence-specific DNA binding transcription factor activity nucleus YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00909002297760526 0.598604228168676 1761 Protein required for structural integrity of elongating spindles; localizes to the kinetochore; interacts with histones H2A, H2B, and H4; phosphorylated by Ipl1p; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-C and fission yeast cnp3 chromosome segregation|mitotic spindle organization in nucleus centromeric DNA binding condensed nuclear chromosome, centromeric region|condensed nuclear chromosome inner kinetochore YOR055W_d YOR055W hom 0.00908738067270924 0.598710530723701 1762 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR213C RTA1 hom FT PLASMA MEMBRANE 0.00906570568323515 0.599582859952229 1763 Protein involved in 7-aminocholesterol resistance; has seven potential membrane-spanning regions; expression is induced under both low-heme and low-oxygen conditions; member of the fungal lipid-translocating exporter (LTE) family of protein biological_process molecular_function integral to membrane|plasma membrane YBR125C PTC4 hom 0.00906429601567441 0.599639613195146 1764 Cytoplasmic type 2C protein phosphatase (PP2C); identified as a high-copy number suppressor of cnb1 mpk1 synthetic lethality; overexpression decreases high-osmolarity induced Hog1p phosphorylation and kinase activity protein dephosphorylation protein serine/threonine phosphatase activity cytoplasm YEL020C_p YEL020C hom 0.00903489397515379 0.600823893635287 1765 Protein of unknown function with low sequence identity to Pdc1p; mRNA identified as translated by ribosome profiling data biological_process molecular_function cytoplasm YGR232W NAS6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0090304755504326 0.601599456898727 1766 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 YPR108W RPN7 het FT PROTEOLYSIS|NUCLEUS 0.0090288954340979 0.601228448411068 1767 Essential, non-ATPase regulatory subunit of the 26S proteasome, similar to another S. cerevisiae regulatory subunit, Rpn5p, as well as to mammalian proteasome subunits ubiquitin-dependent protein catabolic process structural molecule activity nucleus|proteasome regulatory particle, lid subcomplex YDL125C HNT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00902612089240759 0.601177467828964 1768 Adenosine 5'-monophosphoramidase; interacts physically and genetically with Kin28p, a CDK and TFIIK subunit, and genetically with CAK1; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins and similar to Hint; protein abundance increases in response to DNA replication stress nucleotide metabolic process hydrolase activity|nucleotide binding nucleus|cytoplasm YHR178W STB5 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00901355344987877 0.602987603314801 1769 Transcription factor, involved in regulating multidrug resistance and oxidative stress response; forms a heterodimer with Pdr1p; contains a Zn(II)2Cys6 zinc finger domain that interacts with a pleiotropic drug resistance element in vitro response to xenobiotic stimulus|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YJL214W HXT8 hom FT PLASMA MEMBRANE 0.0089959011209828 0.602504349526186 1770 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 YGL007C-A_p YGL007C-A hom 0.00899429704721381 0.602460824922728 1771 Putative protein of unknown function, identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; deletion exhibits slow-growth phenotype; computationally predicted to have a role in cell budding biological_process molecular_function cellular_component YJL213W YJL213W hom 0.00899213510900208 0.602602152998542 1772 Protein of unknown function that may interact with ribosomes; periodically expressed during the yeast metabolic cycle; phosphorylated in vitro by the mitotic exit network (MEN) kinase complex, Dbf2p/Mob1p biological_process molecular_function ribosome YOR315W SFG1 hom FT CELL CYCLE|NUCLEUS 0.0089665285306071 0.603581649808241 1773 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 YMR178W YMR178W hom FT COFACTOR METABOLISM|NUCLEUS 0.00896221834792012 0.603755706334797 1774 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and nucleus; YMR178W is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YHR092C HXT4 hom FT PLASMA MEMBRANE 0.00895767322030498 0.603939274973325 1775 High-affinity glucose transporter; member of the major facilitator superfamily, expression is induced by low levels of glucose and repressed by high levels of glucose; HXT4 has a paralog, HXT7, that arose from the whole genome duplication hexose transport pentose transmembrane transporter activity|mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YNL308C KRI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00893839675186169 0.604718091446517 1776 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 YAR023C_p YAR023C hom 0.00893767322145372 0.604747332610808 1777 Putative integral membrane protein, member of DUP240 gene family biological_process molecular_function cellular_component YAL044W-A_p YAL044W-A hom 0.00893693314343021 0.604777243195538 1778 Putative protein of unknown function; similar to S. pombe uvi31 which is a putative DNA repair protein biological_process molecular_function cellular_component YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.00893225900468849 0.605127703322435 1779 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 YOR279C RFM1 hom FT GENE SILENCING|NUCLEUS 0.00892248159220912 0.605361441973027 1780 DNA-binding protein required for vegetative repression of middle sporulation genes; specificity factor that directs the Hst1p histone deacetylase to some of the promoters regulated by Sum1p; involved in telomere maintenance chromatin silencing|chromatin silencing at silent mating-type cassette unfolded protein binding histone deacetylase complex|nucleus YEL053C MAK10 hom 0.00892040895974292 0.605445248114327 1781 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 YFL007W BLM10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.00891305577210306 0.605742613484866 1782 Proteasome activator; binds the core proteasome and stimulates proteasome-mediated protein degradation by inducing gate opening; required for resistance to bleomycin, may be involved in protecting against oxidative damage; similar to mammalian PA200 proteasome assembly|regulation of proteasomal protein catabolic process proteasome binding|peptidase activator activity proteasome core complex|proteasome complex|integral to membrane|nucleus YGR163W GTR2 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|MEMBRANE ORGANIZATION|NUCLEUS|CHROMOSOME 0.00890659920388967 0.606003773141628 1783 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 YER103W SSA4 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.00890639669084246 0.606011965341453 1784 Heat shock protein that is highly induced upon stress; plays a role in SRP-dependent cotranslational protein-membrane targeting and translocation; member of the HSP70 family; cytoplasmic protein that concentrates in nuclei upon starvation; SSA4 has a paralog, SSA3, that arose from the whole genome duplication protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity nucleus|cytoplasm YDR025W RPS11A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00890335777779296 0.606403544070977 1785 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 YPR053C_d YPR053C hom 0.00890032896124214 0.606257444367095 1786 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 YGL041C_d YGL041C hom 0.00887609995316244 0.607720754066572 1787 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR229C ROT2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00887258689247597 0.607380356821937 1788 Glucosidase II catalytic subunit required for normal cell wall synthesis; mutations in rot2 suppress tor2 mutations, and are synthetically lethal with rot1 mutations fungal-type cell wall biogenesis alpha-glucosidase activity glucosidase II complex|mitochondrion|endoplasmic reticulum|endoplasmic reticulum lumen YPL171C OYE3 hom FT OXIDATION-REDUCTION PROCESS 0.00886199177678207 0.60780945879782 1789 Conserved NADPH oxidoreductase containing flavin mononucleotide (FMN), homologous to Oye2p with different ligand binding and catalytic properties; has potential roles in oxidative stress response and programmed cell death apoptotic process NADPH dehydrogenase activity cellular_component YMR027W_p YMR027W hom FT NUCLEUS 0.00884771557808572 0.608387858176387 1790 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; YMR027W is not an essential gene biological_process molecular_function nucleus|cytoplasm YCL030C HIS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00884676691945405 0.608426301709928 1791 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 YOR223W YOR223W hom FT ENDOPLASMIC RETICULUM 0.00884656409117917 0.608434521282777 1792 Subunit of the DSC ubiquitin ligase complex; protein of unknown function that localizes to the ER and vacuole lumen; overexpression affects endocytic protein trafficking; ortholog of fission yeast dsc3 biological_process molecular_function fungal-type vacuole lumen|endoplasmic reticulum YDL103C QRI1 het FT CARBOHYDRATE METABOLISM|NUCLEUS 0.00882985891942312 0.609111664475317 1793 UDP-N-acetylglucosamine pyrophosphorylase; catalyzes the formation of UDP-N-acetylglucosamine (UDP-GlcNAc), which is important in cell wall biosynthesis, protein N-glycosylation, and GPI anchor biosynthesis; protein abundance increases in response to DNA replication stress UDP-N-acetylglucosamine biosynthetic process UDP-N-acetylglucosamine diphosphorylase activity nucleus|cytoplasm YJR135C MCM22 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00879841854285323 0.610387006315613 1794 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 YOR186W_p YOR186W hom 0.00877913695690063 0.611169726653856 1795 Putative protein of unknown function; proper regulation of expression during heat stress is sphingolipid-dependent; YOR186W has a paralog, YLR297W, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL095W BCK1 hom FF|FT SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.00877904596209418 0.611173421568064 1796 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 YLR036C_p YLR036C hom 0.00877613675468487 0.611291557390579 1797 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 YNR032C-A HUB1 hom FT RNA PROCESSING 0.00876540372486679 0.611727487020463 1798 Ubiquitin-like protein modifier; promotes alternative splicing of SRC1 pre-mRNA; binds non-covalently to the HIND domain of Snu66, may function in modification of Sph1p and Hbt1p, functionally complemented by the human or S. pombe ortholog; mechanism of Hub1p adduct formation not yet clear cellular protein modification process|cell morphogenesis involved in conjugation with cellular fusion|mRNA splicing, via spliceosome protein tag mating projection YNL277W-A_p YNL277W-A hom 0.00875801465111167 0.612027679424373 1799 Putative protein of unknown function biological_process molecular_function cellular_component YJL079C PRY1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00875468318872282 0.612216090377107 1800 Sterol binding protein involved in the export of acetylated sterols; secreted glycoprotein and member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); sterol export function is redundant with that of PRY2; may be involved in detoxification of hydrophobic compounds; PRY1 has a paralog, PRY2, that arose from the whole genome duplication biological_process molecular_function nuclear envelope|extracellular region|endoplasmic reticulum|fungal-type vacuole YML038C YMD8 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00873963824342318 0.612774531361026 1801 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 YOL081W IRA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.00873788709758746 0.612898690454422 1802 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 YDR441C APT2 hom 0.00870502544755265 0.614182352527039 1803 Potential adenine phosphoribosyltransferase; encodes a protein with similarity to adenine phosphoribosyltransferase, but artificially expressed protein exhibits no enzymatic activity; APT2 has a paralog, APT1, that arose from the whole genome duplication biological_process adenine phosphoribosyltransferase activity|molecular_function cytoplasm YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.00870277583719771 0.614273901181936 1804 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 YMR068W AVO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.00867964038132196 0.615215754824209 1805 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 YDL203C ACK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00867208077843978 0.615523646812301 1806 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 YER134C YER134C hom FT NUCLEUS 0.00866900075316208 0.61564911131289 1807 Magnesium-dependent acid phosphatase, member of the haloacid dehalogenase superfamily; non-essential gene biological_process acid phosphatase activity nucleus|cytoplasm YGR203W YCH1 hom FT NUCLEUS 0.00865721758030749 0.616129201240108 1808 Phosphatase with sequence similarity to Cdc25p, Arr2p and Mih1p; member of the single-domain rhodanese homology superfamily; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus dephosphorylation phosphatase activity|protein tyrosine phosphatase activity|thiosulfate sulfurtransferase activity nucleus|cytoplasm YAL014C SYN8 hom FT PROTEIN LOCALIZATION 0.00863748294795004 0.616933630667879 1809 Endosomal SNARE related to mammalian syntaxin 8 transport SNAP receptor activity endosome YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00862955753941579 0.617519299937662 1810 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 YBR103W SIF2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00861965304264532 0.617660814391016 1811 WD40 repeat-containing subunit of the Set3C histone deacetylase complex, which represses early/middle sporulation genes; antagonizes telomeric silencing; binds specifically to the Sir4p N-terminus negative regulation of meiosis|negative regulation of chromatin silencing at telomere|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|nucleus|Set3 complex YDR090C_p YDR090C hom FT PLASMA MEMBRANE 0.00861881199250399 0.617695125458044 1812 Putative protein of unknown function biological_process molecular_function integral to membrane YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00861667968417976 0.617782117793858 1813 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 YPL071C_p YPL071C hom FT NUCLEUS 0.00861587570185203 0.617814919460514 1814 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 YDR322W MRPL35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00861532845211524 0.619413865239099 1815 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNL322C KRE1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.008609417502031 0.618078435117215 1816 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 YBL074C AAR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00860662107871696 0.618192553567881 1817 Component of the U5 snRNP, required for splicing of U3 precursors; originally described as a splicing factor specifically required for splicing pre-mRNA of the MATa1 cistron assembly of spliceosomal tri-snRNP molecular_function U5 snRNP YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00857671009039064 0.619413758154999 1818 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 YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.00857498483294419 0.619484228969368 1819 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 YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.00856365337540208 0.619947166751868 1820 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 YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00854171096546999 0.62084403472545 1821 Gamma subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis ATP synthesis coupled proton transport proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YIL121W QDR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00853742686408805 0.621019207701098 1822 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 YKR038C KAE1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.00853463353046535 0.621133436119267 1823 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 YDR336W_p YDR336W hom 0.00852494344291078 0.621841891430392 1824 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 YGR091W PRP31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.008524782065166 0.621536367157409 1825 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome|spliceosomal snRNP assembly molecular_function mitochondrion|U4/U6 x U5 tri-snRNP complex YLR392C ART10 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.00852114081148313 0.621685325412123 1826 Protein of unknown function that contains 2 PY motifs and is ubiquinated by Rsp5p; overexpression confers resistance to arsenite; green fluorescent protein (GFP)-fusion protein localizes it to the cytoplasm; non-essential gene biological_process molecular_function cytoplasm YOR372C NDD1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00851212680467441 0.622469912634773 1827 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 YER078C ICP55 hom FT PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.00848740722256589 0.623221550955289 1828 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 YJL085W EXO70 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00843399777316178 0.625512799893821 1829 Subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis prior to SNARE-mediated fusion; PtdIns[4,5]P2-binding protein that localizes to exocytic sites in an actin-independent manner, targeting and anchoring the exocyst with Sec3p; involved in exocyst assembly; direct downstream effector of Rho3p and Cdc42p; relocalizes from bud neck to cytoplasm upon DNA replication stress Golgi to plasma membrane transport|exocytosis|exocyst localization|exocyst assembly|vesicle fusion|vesicle docking involved in exocytosis Rho GTPase binding|phosphatidylinositol-4,5-bisphosphate binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip|exocyst YKL045W PRI2 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.00839416861689382 0.626889223204522 1830 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 YPR133C SPN1 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS 0.00839353768969081 0.626915128154828 1831 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 YMR201C RAD14 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0083665870737728 0.628022110157375 1832 Protein that recognizes and binds damaged DNA during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); contains zinc finger motif; homolog of human XPA protein nucleotide-excision repair, DNA damage recognition damaged DNA binding|zinc ion binding nucleotide-excision repair factor 1 complex|nucleus YOL106W_d YOL106W hom 0.00836092880288079 0.628408356491496 1833 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR091C NVJ2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00835257707899974 0.628597893930179 1834 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 YOR071C NRT1 hom FT PLASMA MEMBRANE 0.00835253079368773 0.628599796541829 1835 High-affinity nicotinamide riboside transporter; also transports thiamine with low affinity; shares sequence similarity with Thi7p and Thi72p; proposed to be involved in 5-fluorocytosine sensitivity thiamine transport|nicotinamide riboside transport nicotinamide riboside transporter activity integral to membrane|plasma membrane YLR381W CTF3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00834161491010757 0.62904857548796 1836 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 YOR341W RPA190 het FT NUCLEUS 0.00832882863418989 0.62972770197065 1837 RNA polymerase I largest subunit A190 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|nucleolus YJL218W_p YJL218W hom 0.00832657639203559 0.629667070489847 1838 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 YCR067C SED4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0083148891386264 0.630352041275433 1839 Integral endoplasmic reticulum membrane protein that stimulates Sar1p GTPase activity; involved in COPII vesicle budding through disassociation of coat proteins from membranes onto liposomes; binds Sec16p; similar to Sec12p positive regulation of GTPase activity|regulation of COPII vesicle coating Sar GTPase activator activity integral to endoplasmic reticulum membrane YNL296W_d YNL296W hom 0.00831320514808687 0.630217212957611 1840 Dubious open reading frame unlikely to encode a functional protein; deletion adversely affects sporulation; deletion mutant exhibits synthetic phenotype under expression of mutant huntingtin fragment, but gene does not have human ortholog Unknown Unknown Unknown YBR068C BAP2 hom FT PLASMA MEMBRANE 0.00828953318389777 0.631191667828092 1841 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 YER130C_p YER130C hom FT NUCLEUS 0.00828664536483207 0.631514180364587 1842 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 YML064C TEM1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON 0.00828508239582496 0.631374955887201 1843 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 YPL240C HSP82 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION 0.00828072194912375 0.631808918495212 1844 Hsp90 chaperone; redundant in function with Hsc82p; required for pheromone signaling, negative regulation of Hsf1p; docks with Tom70p for mitochondrial preprotein delivery; promotes telomerase DNA binding, nucleotide addition; protein abundance increases in response to DNA replication stress; contains two acid-rich unstructured regions that promote solubility of chaperone-substrate complexes; HSP82 has a paralog, HSC82, that arose from the whole genome duplication proteasome assembly|positive regulation of telomere maintenance via telomerase|box C/D snoRNP assembly|response to stress|protein refolding|protein targeting to mitochondrion|response to osmotic stress|'de novo' protein folding unfolded protein binding|ATPase activity, coupled cytoplasm YBR156C SLI15 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.00827780006066156 0.632081896965786 1845 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 YER087C-B SBH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00827526577820108 0.631779294447023 1846 Beta subunit of the Sec61p ER translocation complex (Sec61p-Sss1p-Sbh1p); involved in protein translocation into the endoplasmic reticulum; interacts with the exocyst complex and also with Rtn1p; homologous to Sbh2p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation ARF guanyl-nucleotide exchange factor activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex YOR348C PUT4 hom FT PLASMA MEMBRANE 0.00824816490842072 0.632896128768698 1847 Proline permease, required for high-affinity transport of proline; also transports the toxic proline analog azetidine-2-carboxylate (AzC); PUT4 transcription is repressed in ammonia-grown cells neutral amino acid transport|proline transport|gamma-aminobutyric acid transport neutral amino acid transmembrane transporter activity|L-proline transmembrane transporter activity integral to membrane|plasma membrane YPL079W RPL21B hom FT TRANSLATION|RIBOSOME 0.0082357632858762 0.633407482394576 1848 Ribosomal 60S subunit protein L21B; homologous to mammalian ribosomal protein L21, no bacterial homolog; RPL21B has a paralog, RPL21A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YAR029W_p YAR029W hom 0.0082285798289843 0.633703756542124 1849 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 YDR195W REF2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00821515941670918 0.634257424650521 1850 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 YOR211C MGM1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00820172462844541 0.634811890844484 1851 Mitochondrial GTPase, present in complex with Ugo1p and Fzo1p; required for mt morphology and genome maintenance; exists as long and short form with different distributions; homolog of human OPA1 involved in autosomal dominant optic atrophy mitochondrion organization|mitochondrial genome maintenance|mitochondrial fusion GTPase activity intrinsic to mitochondrial inner membrane|extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial inner boundary membrane|mitochondrial crista|mitochondrial intermembrane space YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.00819896228311848 0.634925920800361 1852 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 YBR060C ORC2 het FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0081866804122675 0.635786079659366 1853 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; interacts with Spp1p and with trimethylated histone H3; phosphorylated by Cdc28p histone H3-K4 methylation|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere chromatin binding|DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YOR244W ESA1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00817309235172643 0.635994254667869 1854 Catalytic subunit of the histone acetyltransferase complex (NuA4); acetylates four conserved internal lysines of histone H4 N-terminal tail and can acetylate histone H2A; required for cell cycle progression and transcriptional silencing at the rDNA locus and regulation of autophagy DNA repair|histone acetylation|regulation of cell cycle|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|chromatin silencing at rDNA|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter H4 histone acetyltransferase activity|histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YBR164C ARL1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00815433626219721 0.636769286584408 1855 Soluble GTPase with a role in regulation of membrane traffic; regulates potassium influx; G protein of the Ras superfamily, similar to ADP-ribosylation factor Golgi to plasma membrane protein transport|vesicle-mediated transport|protein targeting to vacuole GTPase activity trans-Golgi network|cytosol|Golgi apparatus YPL030W TRM44 hom FT RNA PROCESSING 0.00813029746240181 0.637813328821703 1856 tRNA(Ser) Um(44) 2'-O-methyltransferase; involved in maintaining levels of the tRNA-Ser species tS(CGA) and tS(UGA); conserved among metazoans and fungi but there does not appear to be a homolog in plants; TRM44 is a non-essential gene tRNA methylation tRNA (uracil) methyltransferase activity cytoplasm YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.00812731861048343 0.637986656869579 1857 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 YHR190W ERG9 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00811757324779274 0.638289546075141 1858 Farnesyl-diphosphate farnesyl transferase (squalene synthase), joins two farnesyl pyrophosphate moieties to form squalene in the sterol biosynthesis pathway ergosterol biosynthetic process squalene synthase activity|farnesyl-diphosphate farnesyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum YHL017W_p YHL017W hom FT GOLGI APPARATUS 0.00810535130650132 0.638795296817885 1859 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 YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.00807404687463529 0.640091457314933 1860 Iron-sulfer protein required for synthesis of Wybutosine modified tRNA; Wybutosine is a modified guanosine found at the 3'-position adjacent to the anticodon of phenylalanine tRNA which supports reading frame maintenance by stabilizing codon-anticodon interactions; induction by Yap5p in response to iron provides protection from high iron toxicity; overexpression results in increased cellular iron wybutosine biosynthetic process molecular_function endoplasmic reticulum YBL061C SKT5 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.00806149431426658 0.640611505066557 1861 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 YIL083C CAB2 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00805409768814807 0.640918027073043 1862 Probable phosphopantothenoylcysteine synthetase (PPCS), which catalyzes the second step of coenzyme A biosynthesis from pantothenate; null mutant lethality is complemented by E. coli coaBC (encoding a bifunctional enzyme with PPCS activity) coenzyme A biosynthetic process phosphopantothenate--cysteine ligase activity nucleus|cytoplasm YIL060W_p YIL060W hom 0.0080190744858526 0.642370246608654 1863 Putative protein of unknown function; mutant accumulates less glycogen than does wild type; null mutation results in a decrease in plasma membrane electron transport; YIL060W is not an essential gene biological_process molecular_function cellular_component YNL213C RRG9 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00801863422180234 0.642388510652385 1864 Protein of unknown function; null mutant lacks mitochondrial DNA and cannot grow on glycerol; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies mitochondrion organization|mitochondrial genome maintenance molecular_function mitochondrion YEL012W UBC8 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.0080112669299442 0.642694169624734 1865 Ubiquitin-conjugating enzyme that negatively regulates gluconeogenesis by mediating the glucose-induced ubiquitination of fructose-1,6-bisphosphatase (FBPase); cytoplasmic enzyme that catalyzes the ubiquitination of histones in vitro negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YIR020C_p YIR020C hom 0.00798985035516294 0.643583057639956 1866 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YKR010C TOF2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|MITOCHONDRION 0.00798325558190553 0.643856874328741 1867 Protein required for rDNA silencing and mitotic rDNA condensation; stimulates Cdc14p phosphatase activity and biphasic release to promote rDNA repeat segregation; required for condensin recruitment to the replication fork barrier site; TOF2 has a paralog, NET1, that arose from the whole genome duplication nucleolus organization|rDNA condensation|chromatin silencing at rDNA|protein localization to nucleolar rDNA repeats phosphatase activator activity mitochondrion|nucleolus YKL076C_d PSY1 hom 0.00795258782039536 0.645130842147206 1868 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 YDR458C HEH2 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0079521807338347 0.645394232919105 1869 Inner nuclear membrane (INM) protein; contains helix-extension-helix (HEH) motif, nuclear localization signal sequence; targeting to the INM requires the Srp1p-Kap95p karyopherins and the Ran cycle biological_process molecular_function nuclear envelope YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.00793824590527614 0.645726976641597 1870 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 YLR278C_p YLR278C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00789884976251575 0.64736568254902 1871 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 YLR013W GAT3 hom FT NUCLEUS 0.00789103283380906 0.647691035892554 1872 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YPL014W_p YPL014W hom FT NUCLEUS 0.00786782195202515 0.648657507007225 1873 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YDR034W-B_p YDR034W-B hom 0.00784645445889547 0.649547745028241 1874 Predicted tail-anchored plasma membrane protein containing a conserved CYSTM module; related proteins in other organisms may be involved in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YLL010C PSR1 hom FT PLASMA MEMBRANE 0.00783850534620149 0.649879058240389 1875 Plasma membrane associated protein phosphatase involved in the general stress response; required along with binding partner Whi2p for full activation of STRE-mediated gene expression, possibly through dephosphorylation of Msn2p response to stress phosphoprotein phosphatase activity plasma membrane YKR002W PAP1 het FT RNA PROCESSING|NUCLEUS 0.00782829559440852 0.65030469476365 1876 Poly(A) polymerase, one of three factors required for mRNA 3'-end polyadenylation, forms multiprotein complex with polyadenylation factor I (PF I), also required for mRNA nuclear export; may also polyadenylate rRNAs; required for gene looping mRNA polyadenylation|snoRNA polyadenylation polynucleotide adenylyltransferase activity nucleoplasm|mRNA cleavage and polyadenylation specificity factor complex YIR037W HYR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.00782208414939129 0.650758303897237 1877 Thiol peroxidase that functions as a hydroperoxide receptor to sense intracellular hydroperoxide levels and transduce a redox signal to the Yap1p transcription factor cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity intracellular YPR089W_p YPR089W hom FT GOLGI APPARATUS 0.00778793399381694 0.651988453675795 1878 Protein of unknown function; exhibits genetic interaction with ERG11 and protein-protein interaction with Hsp82p biological_process molecular_function cellular_component YLR219W MSC3 hom FT CELL CYCLE|PLASMA MEMBRANE 0.00777813007274906 0.652397710636543 1879 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; msc3 mutants are defective in directing meiotic recombination events to homologous chromatids; potential Cdc28p substrate; protein abundance increases in response to DNA replication stress reciprocal meiotic recombination molecular_function cellular_component YPL219W PCL8 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00775573896637867 0.653332801928035 1880 Cyclin, interacts with Pho85p cyclin-dependent kinase (Cdk) to phosphorylate and regulate glycogen synthase, also activates Pho85p for Glc8p phosphorylation negative regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex 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 0.00774236096399938 0.654036502809547 1881 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 YPL199C_p YPL199C hom 0.00772798822029474 0.654492476515319 1882 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cytoplasm YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.00772230755230564 0.654874421173767 1883 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 YBL022C PIM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00769757659723471 0.65576430405362 1884 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 YDR322C-A TIM11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00767269084727818 0.656997408257593 1885 Subunit e of mitochondrial F1F0-ATPase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; essential for the dimeric and oligomeric state of ATP synthase protein oligomerization|cristae formation|ATP synthesis coupled proton transport structural molecule activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YDL016C_d YDL016C het 0.00764315183559155 0.658042861846113 1886 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CDC7/YDL153C, the catalytic subunit of a complex that regulates DNA replication Unknown Unknown Unknown YBR289W SNF5 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00763747277616513 0.658280805976251 1887 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf6p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|double-strand break repair via homologous recombination|chromatin remodeling|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding SWI/SNF complex|nucleus YHR073W OSH3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM 0.007633208124321 0.658459511283124 1888 Member of an oxysterol-binding protein family with seven members in S. cerevisiae; family members have overlapping, redundant functions in sterol metabolism and collectively perform a function essential for viability karyogamy involved in conjugation with cellular fusion|endocytosis|exocytosis|positive regulation of phosphatase activity|maintenance of cell polarity|pseudohyphal growth|sterol transport|invasive growth in response to glucose limitation lipid binding|oxysterol binding|1-phosphatidylinositol binding|sterol transporter activity cortical endoplasmic reticulum|cytoplasm YIL074C SER33 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00759188307485212 0.660192198504349 1889 3-phosphoglycerate dehydrogenase; catalyzes the first step in serine and glycine biosynthesis; SER33 has a paralog, SER3, that arose from the whole genome duplication serine family amino acid biosynthetic process phosphoglycerate dehydrogenase activity cytoplasm YER166W DNF1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS|PLASMA MEMBRANE 0.00758632750019307 0.660425273261933 1890 Aminophospholipid translocase (flippase) that localizes primarily to the plasma membrane; contributes to endocytosis, protein transport and cell polarity; type 4 P-type ATPase intracellular protein transport|phospholipid translocation|endocytosis|establishment or maintenance of cell polarity phospholipid-translocating ATPase activity|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|plasma membrane YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.00757773379164584 0.660785872661552 1891 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 YBL048W_d RRT1 hom 0.00757572292285005 0.660917668095606 1892 Identified in a screen for mutants with increased levels of rDNA transcription; dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.00756682370295692 0.662192612563521 1893 WW domain containing protein of unknown function; binds to Mca1p, a caspase-related protease that regulates H2O2-induced apoptosis; overexpression causes G1 phase growth arrest and clonal death that is suppressed by overexpression of MCA1 biological_process molecular_function mitochondrion|nucleus|cytoplasm YIR032C DAL3 hom FT PLASMA MEMBRANE 0.00754868760015595 0.662005258137532 1894 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 YOR087W YVC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00754842576739702 0.66201625419602 1895 Vacuolar cation channel, mediates release of Ca(2+) from the vacuole in response to hyperosmotic shock cellular cation homeostasis voltage-gated ion channel activity|calcium activated cation channel activity|sodium channel activity|calcium channel activity|potassium channel activity fungal-type vacuole membrane|fungal-type vacuole YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00753168643115258 0.662719398791588 1896 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 YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00753125277455533 0.662831989307099 1897 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 YPL140C MKK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION 0.0075031063929665 0.663920604955453 1898 MAPKK involved in the protein kinase C signaling pathway; involved in control of cell integrity; upon activation by Bck1p phosphorylates downstream target, Slt2p; functionally redundant with Mkk1p; MKK2 has a paralog, MKK1, that arose from the whole genome duplication signal transduction|peroxisome degradation|protein phosphorylation MAP kinase kinase activity intracellular YPL164C MLH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00749770983990521 0.664147516686686 1899 Protein involved in DNA mismatch repair and crossing-over during meiotic recombination; forms a complex with Mlh1p; mammalian homolog is implicated mammalian microsatellite instability mismatch repair|reciprocal meiotic recombination molecular_function nucleus|MutLbeta complex YNL077W APJ1 hom FT NUCLEUS|MITOCHONDRION 0.00747958449163812 0.664909868020468 1900 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 YBR135W CKS1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS 0.00746875266708367 0.66536561954323 1901 Cyclin-dependent protein kinase regulatory subunit and adaptor; modulates proteolysis of M-phase targets through interactions with the proteasome; role in transcriptional regulation, recruiting proteasomal subunits to target gene promoters positive regulation of transcription, DNA-dependent|regulation of cell cycle|transcription, DNA-dependent|chromatin remodeling ubiquitin binding|protein kinase activator activity|histone binding cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YCL012C YCL012C hom 0.00745992536794993 0.666158783183975 1902 Putative protein of unknown function; orthologs are present in S. bayanus, S. paradoxus and Ashbya gossypii; YCL012C is not an essential gene biological_process molecular_function cellular_component YNL216W RAP1 het FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00745409671844282 0.665982468722308 1903 Essential DNA-binding transcription regulator that binds at many loci; involved in either transcription activation or repression, chromatin silencing, and telomere length maintenance; conserved protein with an N-terminal BRCT domain, a central region with homology to the Myb DNA binding domain, and a C-terminal Rap1-specific protein-interaction domain (RCT domain) negative regulation of chromatin silencing|establishment of protein localization to chromatin|establishment of chromatin silencing at telomere|regulation of transcription by chromatin organization|protection from non-homologous end joining at telomere|negative regulation of transcription from RNA polymerase II promoter|telomere maintenance via telomere lengthening|telomere maintenance|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|establishment of protein localization to telomere|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere core promoter proximal region sequence-specific DNA binding|DNA binding, bending|sequence-specific DNA binding|TFIID-class transcription factor binding|TBP-class protein binding RNA polymerase II transcription factor activity|telomeric DNA binding|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|G-quadruplex DNA binding|nucleosomal DNA binding nuclear chromosome|nuclear nucleosome|nuclear chromosome, telomeric region|nuclear telomere cap complex YIR038C GTT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00744916396640831 0.666236895608257 1904 ER associated glutathione S-transferase capable of homodimerization; expression induced during the diauxic shift and throughout stationary phase; functional overlap with Gtt2p, Grx1p, and Grx2p glutathione metabolic process glutathione transferase activity|glutathione peroxidase activity mitochondrial outer membrane|mitochondrion|endoplasmic reticulum|plasma membrane YDR239C YDR239C hom 0.0074469881640806 0.666281739613733 1905 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome|cytoplasm YKL029C MAE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00744277128432838 0.666693030836467 1906 Mitochondrial malic enzyme, catalyzes the oxidative decarboxylation of malate to pyruvate, which is a key intermediate in sugar metabolism and a precursor for synthesis of several amino acids pyruvate metabolic process|cellular amino acid metabolic process malic enzyme activity mitochondrion YNL247W YNL247W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00743349340133866 0.666850016637925 1907 Cysteinyl-tRNA synthetase; may interact with ribosomes, based on co-purification experiments cysteinyl-tRNA aminoacylation cysteine-tRNA ligase activity ribosome|cytoplasm YDR234W LYS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00743033597113403 0.666983006564965 1908 Homoaconitase, catalyzes the conversion of homocitrate to homoisocitrate, which is a step in the lysine biosynthesis pathway lysine biosynthetic process via aminoadipic acid homoaconitate hydratase activity mitochondrion YGL028C SCW11 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.00741942010377631 0.667442859889866 1909 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on its regulation by Ste12p cytokinesis, completion of separation glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YIL084C SDS3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0074180264046386 0.667688046041979 1910 Component of the Rpd3p/Sin3p deacetylase complex required for its structural integrity and catalytic activity, involved in transcriptional silencing and required for sporulation; cells defective in SDS3 display pleiotropic phenotypes positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of chromatin silencing at telomere|chromatin silencing|negative regulation of chromatin silencing at rDNA|positive regulation of transcription from RNA polymerase II promoter|histone deacetylation histone deacetylase activity Rpd3L-Expanded complex|Rpd3L complex YLR194C YLR194C hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0074075460589742 0.668176052961417 1911 Structural constituent of the cell wall attached to the plasma membrane by a GPI-anchor; expression is upregulated in response to cell wall stress fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall|anchored to plasma membrane YGL192W IME4 hom FT CELL CYCLE|NUCLEUS 0.00739833788663249 0.668470878126421 1912 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 YDR431W_d YDR431W hom 0.00738711131319734 0.668990495249021 1913 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL020C_d YLL020C hom 0.00737013965327399 0.669520452154257 1914 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene KNS1 Unknown Unknown Unknown YOL108C INO4 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.00736264369127516 0.669836693152887 1915 Transcription factor required for derepression of inositol-choline-regulated genes involved in phospholipid synthesis; forms a complex, with Ino2p, that binds the inositol-choline-responsive element through a basic helix-loop-helix domain phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YJL144W YJL144W hom 0.00736210241555488 0.669859530856418 1916 Cytoplasmic hydrophilin essential in dessication-rehydration process; expression induced by osmotic stress, starvation and during stationary phase; protein abundance increases in response to DNA replication stress cellular response to water deprivation molecular_function cytoplasm YDR036C EHD3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00734413769917439 0.670617677729773 1917 3-hydroxyisobutyryl-CoA hydrolase, member of a family of enoyl-CoA hydratase/isomerases; non-tagged protein is detected in highly purified mitochondria in high-throughput studies; phosphorylated; mutation affects fluid-phase endocytosis fatty acid beta-oxidation|biological_process 3-hydroxyisobutyryl-CoA hydrolase activity mitochondrion YPR071W_p YPR071W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.007331235212063 0.671162395403996 1918 Putative membrane protein; YPR071W is not an essential gene; YPR071W has paralog YIL029C biological_process molecular_function integral to membrane YJL063C MRPL8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00731278484993793 0.671941633546574 1919 Mitochondrial ribosomal protein of the large subunit mitochondrial genome maintenance|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR228C YOR228C hom FT MITOCHONDRION 0.00729042642961575 0.672886398156083 1920 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to membrane YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00727847118241541 0.673391784194151 1921 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 YPL096W PNG1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.00725481733561804 0.674392141212491 1922 Conserved peptide N-glycanase required for deglycosylation of misfolded glycoproteins during proteasome-dependent degradation; localizes to the cytoplasm and nucleus; activity is enhanced by interaction with Rad23p misfolded or incompletely synthesized protein catabolic process|protein deglycosylation peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase activity cytosol|mitochondrion|nucleus YJR115W_p YJR115W hom 0.00724275881189928 0.675039457506424 1923 Putative protein of unknown function; YJR115W has a paralog, ECM13, that arose from the whole genome duplication biological_process molecular_function cellular_component YML055W SPC2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00723856388208187 0.67507985813756 1924 Subunit of signal peptidase complex (Spc1p, Spc2p, Spc3p, Sec11p), which catalyzes cleavage of N-terminal signal sequences of proteins targeted to the secretory pathway; homologous to mammalian SPC25 signal peptide processing|protein targeting to ER peptidase activity signal peptidase complex YKR048C NAP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME 0.00720902597063155 0.676330361832464 1925 Protein that interacts with mitotic cyclin Clb2p; required for the regulation of microtubule dynamics during mitosis; controls bud morphogenesis; involved in the transport of H2A and H2B histones to the nucleus; phosphorylated by CK2; protein abundance increases in response to DNA replication stress budding cell bud growth|M phase of mitotic cell cycle|nucleosome disassembly|protein import into nucleus|nucleosome assembly cyclin binding|histone binding nucleus|nuclear nucleosome|cytoplasm YAL030W SNC1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00719894923070599 0.67698460475439 1926 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 YNL326C PFA3 hom FT MEMBRANE ORGANIZATION 0.00719266655960414 0.677023330898948 1927 Palmitoyltransferase for Vac8p, required for vacuolar membrane fusion; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; autoacylates; required for vacuolar integrity under stress conditions vacuole fusion, non-autophagic|protein palmitoylation palmitoyltransferase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YLR176C RFX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00714765200293031 0.678931514178621 1928 Major transcriptional repressor of DNA-damage-regulated genes, recruits repressors Tup1p and Cyc8p to their promoters; involved in DNA damage and replication checkpoint pathway; similar to a family of mammalian DNA binding RFX1-4 proteins negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus|cytoplasm YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.00713113800473715 0.679632065367428 1929 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YCR099C_p YCR099C hom 0.00711994530742392 0.680107035451643 1930 Putative protein of unknown function biological_process molecular_function integral to membrane YOR205C GEP3 hom FT MITOCHONDRION 0.00710406863186614 0.680825964927645 1931 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 YBR237W PRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00709547496090541 0.681145893809147 1932 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 YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.00707894978742225 0.681847791897216 1933 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 YAL018C_p YAL018C hom 0.00707767292825139 0.681946872115185 1934 Putative protein of unknown function biological_process molecular_function integral to membrane YJL108C PRM10 hom 0.00707383700932607 0.682065010257403 1935 Pheromone-regulated protein, proposed to be involved in mating; predicted to have 5 transmembrane segments; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function integral to membrane YOR379C_d YOR379C hom 0.0070620972830883 0.682787718070594 1936 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 YGL079W_p KXD1 hom 0.00699545880109951 0.685398225830584 1937 Putative 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; GFP-fusion protein localizes to the endosome biological_process molecular_function endosome YPR059C_d YPR059C hom 0.00699259510873084 0.685742128884576 1938 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 YDR212W TCP1 het 0.00698554659950857 0.685820203224489 1939 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 YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.00695254539820665 0.687225819532934 1940 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 YLR031W_p YLR031W hom 0.00693517104331897 0.687966278253741 1941 Putative protein of unknown function biological_process molecular_function cellular_component YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00693393793569866 0.688018842101644 1942 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 YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00693237977673518 0.68808526411244 1943 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 YMR173W-A_d YMR173W-A hom 0.00692836311275384 0.688432717920929 1944 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene DDR48/YML173W Unknown Unknown Unknown YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.00692022836680031 0.688603343216171 1945 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 YNR051C BRE5 hom FT VESICLE-MEDIATED TRANSPORT 0.00690862645208986 0.689098130726133 1946 Ubiquitin protease cofactor, forms deubiquitination complex with Ubp3p that coregulates anterograde and retrograde transport between the endoplasmic reticulum and Golgi compartments; null is sensitive to brefeldin A protein deubiquitination|ribophagy|regulation of ER to Golgi vesicle-mediated transport|Unknown molecular_function cytoplasm YIR042C_p YIR042C hom 0.0068939646202839 0.689767464256406 1947 Putative protein of unknown function; YIR042C is a non-essential gene biological_process molecular_function cellular_component YHR039C MSC7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.00689100237404641 0.690113175220873 1948 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 YML002W_p YML002W hom 0.00688940760841585 0.689918050297064 1949 Putative protein of unknown function; expression induced by heat and by calcium shortage biological_process molecular_function cellular_component YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.00687353381075998 0.690595537118188 1950 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 YLR032W RAD5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0068727332490241 0.69062971131575 1951 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 YLR361C-A_p YLR361C-A hom 0.00685602883327711 0.691342929316506 1952 Putative protein of unknown function biological_process molecular_function cellular_component YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.00684047633226756 0.692007210931803 1953 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 YIL029C_p YIL029C hom 0.00683170448393699 0.692381980453549 1954 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 YPR099C_d YPR099C hom 0.00682479815467193 0.692894617734203 1955 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene MRPL51/YPR100W Unknown Unknown Unknown YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00681477492667138 0.693105493742618 1956 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 YKL175W ZRT3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00680934784016575 0.693337488738346 1957 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 YCR015C_p YCR015C hom 0.00677558822633235 0.694781276369569 1958 Putative protein of unknown function; YCR015C is not an essential gene biological_process molecular_function cellular_component YGL047W ALG13 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00674122701736087 0.696251929481944 1959 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 YIL018W RPL2B hom FT TRANSLATION|RIBOSOME 0.00674042572076218 0.696286238471532 1960 Ribosomal 60S subunit protein L2B; homologous to mammalian ribosomal protein L2 and bacterial L2; RPL2B has a paralog, RPL2A, that arose from the whole genome duplication; expression is upregulated at low temperatures cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YKL167C MRP49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00673237681973491 0.6966309014398 1961 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL133C_p YKL133C hom 0.00672006572497849 0.697158197426661 1962 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 YNR069C BSC5 hom 0.00671183462031945 0.697553703559674 1963 Protein of unknown function; shows homology with N-terminal end of Bul1p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough expression includes YNR068C and the locus for this readthrough is termed BUL3; Bul3p is involved in ubiquitin-mediated sorting of plasma membrane proteins; readthrough and shortened forms of Bul3p interact with Rsp5p differently in vitro biological_process molecular_function cellular_component YGR263C SAY1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00669907399074477 0.698057630696831 1964 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 YHR015W MIP6 hom FT RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00669633361374215 0.69817507900621 1965 Putative RNA-binding protein; interacts with Mex67p, which is a component of the nuclear pore involved in nuclear mRNA export; MIP6 has a paralog, PES4, that arose from the whole genome duplication mRNA export from nucleus RNA binding nuclear pore YDR113C PDS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0066889174183548 0.698664022023291 1966 Securin, inhibits anaphase by binding separin Esp1p; blocks cyclin destruction and mitotic exit, essential for meiotic progression and mitotic cell cycle arrest; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation protein localization|recombinational repair|meiosis I|mitotic sister chromatid segregation enzyme binding nucleus|cytoplasm|spindle YCR091W KIN82 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION 0.00667147821729142 0.6992406723976 1967 Putative serine/threonine protein kinase implicated in the regulation of phospholipid asymmetry through the activation of phospholipid translocases (flippases) Lem3p-Dnf1p/Dnf2p; similar to Fpk1p phospholipid translocation|protein phosphorylation|response to pheromone protein kinase activity cellular_component YNL275W BOR1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00666811268418714 0.699385004148346 1968 Boron efflux transporter of the plasma membrane; binds HCO3-, I-, Br-, NO3- and Cl-; has similarity to the characterized boron efflux transporter A. thaliana BOR1 borate transport|protein targeting to vacuole borate efflux transmembrane transporter activity integral to membrane|plasma membrane|fungal-type vacuole YOR024W_d YOR024W hom 0.00666607237998742 0.699472508404399 1969 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR316W OMS1 hom FT MITOCHONDRION 0.00664484825493832 0.70042551607694 1970 Protein integral to the mitochondrial membrane; has a conserved methyltransferase motif; multicopy suppressor of respiratory defects caused by OXA1 mutations biological_process S-adenosylmethionine-dependent methyltransferase activity mitochondrial envelope|mitochondrion YFR032C-A RPL29 hom FT TRANSLATION|RIBOSOME 0.00663987049944486 0.700596604904861 1971 Ribosomal 60S subunit protein L29; not essential for translation, but required for proper joining of large and small ribosomal subunits and for normal translation rate; homologous to mammalian ribosomal protein L29, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YNL327W EGT2 hom FT CELL CYCLE|CELL DIVISION 0.00660527268798341 0.702081902577054 1972 Glycosylphosphatidylinositol (GPI)-anchored cell wall endoglucanase required for proper cell separation after cytokinesis, expression is activated by Swi5p and tightly regulated in a cell cycle-dependent manner cytokinesis cellulase activity fungal-type cell wall|cellular bud|cell septum YNL199C GCR2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00658695313345915 0.702868829513757 1973 Transcriptional activator of genes involved in glycolysis; interacts and functions with the DNA-binding protein Gcr1p positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor binding transcription factor activity nuclear envelope|nucleus YDR182W-A_p YDR182W-A hom 0.0065678708433403 0.703688858721404 1974 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.00655914784016396 0.704063829873153 1975 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 YJL061W NUP82 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00655470596001566 0.704254798282499 1976 Linker nucleoporin component of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes to nucleocytoplasmic transport and NPC biogenesis; forms stable associations with three FG-nucleoporins (Nsp1p, Nup159p, and Nup116p) mRNA export from nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus structural constituent of nuclear pore integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore linkers|nuclear pore YLR358C_p YLR358C hom 0.00655364924822915 0.704468336571058 1977 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps ORF RSC2/YLR357W biological_process molecular_function cellular_component YBR038W CHS2 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.00654510014285674 0.704709810473247 1978 Chitin synthase II; catalyzes transfer of N-acetylglucosamine (GlcNAc) to chitin upon activation of zymogenic form; required for chitin synthesis in the primary septum during cytokinesis; localization regulated by Cdk1p during mitosis; phosphorylation by Dbf2p kinase regulates its dynamics and chitin synthesis during cytokinesis actomyosin contractile ring contraction|cytokinesis chitin synthase activity integral to membrane|cellular bud neck YKL068W-A_p YKL068W-A hom 0.00651972903054212 0.705759201211811 1979 Putative protein of unknown function; identified by homology to Ashbya gossypii biological_process molecular_function cellular_component YCR051W_p YCR051W hom FT NUCLEUS 0.00651759595030893 0.705850985021667 1980 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 YDR525W-A SNA2 hom 0.00651617481037126 0.705912137293604 1981 Protein of unknown function, has similarity to Pmp3p, which is involved in cation transport; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function fungal-type vacuole membrane|integral to membrane|cytoplasm YBL056W PTC3 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00651214473656658 0.706085563452241 1982 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 YGR035W-A_p YGR035W-A hom 0.00651185404248659 0.706098073480125 1983 Putative protein of unknown function biological_process molecular_function cellular_component YEL028W_d YEL028W hom 0.00649764258159197 0.706751468264509 1984 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL139C UME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00647451285637646 0.70770571142809 1985 Negative regulator of meiosis, required for repression of a subset of meiotic genes during vegetative growth, binding of histone deacetylase Rpd3p required for activity, contains a NEE box and a WD repeat motif; homologous with Wtm1p, Wtm2p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|positive regulation of transcription from RNA polymerase II promoter|regulation of meiosis transcription corepressor activity Rpd3S complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YKR035W-A DID2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM 0.00646845999847745 0.708007972531659 1986 Class E protein of the vacuolar protein-sorting (Vps) pathway; binds Vps4p and directs it to dissociate ESCRT-III complexes; forms a functional and physical complex with Ist1p; human ortholog may be altered in breast tumors late endosome to vacuole transport via multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole molecular_function late endosome|cytoplasm YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00645220148092004 0.708666898295067 1987 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 YKL150W MCR1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0064504727585678 0.708865754342926 1988 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 YNL228W_d YNL228W hom 0.00642966346127316 0.709638320160023 1989 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 YKR087C OMA1 hom FT PROTEOLYSIS|MITOCHONDRION 0.00636572662193484 0.712396656147207 1990 Metalloendopeptidase of the mitochondrial inner membrane; involved in turnover of membrane-embedded proteins; mediates degradation of Cox1p in coa2 mutant cells; member of a family of predicted membrane-bound metallopeptidases in prokaryotes and higher eukaryotes misfolded or incompletely synthesized protein catabolic process metalloendopeptidase activity mitochondrion|mitochondrial inner membrane YGR204C-A_p YGR204C-A hom 0.00636271025155308 0.712526880396891 1991 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YJL206C_p YJL206C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00634165712750851 0.713436029512455 1992 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 YBR082C UBC4 hom FT PROTEOLYSIS 0.00633952696060014 0.713528040422266 1993 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 YKL169C_d YKL169C hom 0.00630530821092173 0.715413375007943 1994 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 YBL029C-A YBL029C-A hom FT PLASMA MEMBRANE 0.00630488644673975 0.715024894339209 1995 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; protein abundance increases in response to DNA replication stress; has potential orthologs in Saccharomyces species and in Yarrowia lipolytica biological_process molecular_function plasma membrane YER032W FIR1 hom FT RNA PROCESSING|SITE OF POLARIZED GROWTH 0.00629499198069724 0.71545264639022 1996 Protein involved in 3' mRNA processing, interacts with Ref2p; potential Cdc28p substrate mRNA polyadenylation|RNA polyadenylation molecular_function cellular bud neck YPR042C PUF2 hom 0.00628617597308315 0.715955470870396 1997 Member of the PUF protein family, which is defined by the presence of Pumilio homology domains that confer RNA binding activity; preferentially binds mRNAs encoding membrane-associated proteins nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay mRNA binding cytoplasm YMR244W_p YMR244W hom 0.00626698361552953 0.716663972320931 1998 Putative protein of unknown function biological_process molecular_function cellular_component YFL034C-A RPL22B hom FT TRANSLATION|RIBOSOME 0.00625676258487415 0.717106196514355 1999 Ribosomal 60S subunit protein L22B; homologous to mammalian ribosomal protein L22, no bacterial homolog; RPL22B has a paralog, RPL22A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGR142W BTN2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0062396748097412 0.718087468285972 2000 v-SNARE binding protein; facilitates specific protein retrieval from a late endosome to the Golgi; modulates arginine uptake, possible role in mediating pH homeostasis between the vacuole and plasma membrane H(+)-ATPase; BTN2 has a paralog, CUR1, that arose from the whole genome duplication intracellular protein transport|amino acid transport|retrograde transport, endosome to Golgi|regulation of pH SNARE binding cytosol|late endosome|perinuclear region of cytoplasm YML112W CTK3 hom FF|FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00621960048110494 0.718955915904263 2001 Gamma subunit of C-terminal domain kinase I; CTDK-I phosphorylates RNA polymerase II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and also phosphorylates ribosomal protein Rps2p to increase translational fidelity; protein abundance increases in response to DNA replication stress mRNA 3'-end processing|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation cyclin-dependent protein kinase activity nucleoplasm|nucleolus|carboxy-terminal domain protein kinase complex YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00621260235886137 0.719017925532248 2002 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 YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00620022380689342 0.719554118347012 2003 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 YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.00618529546224974 0.72020094219403 2004 Processivity factor required for the ubiquitination activity of the anaphase promoting complex (APC), mediates the activity of the APC by contributing to substrate recognition; involved in cyclin proteolysis; contains a conserved DOC1 homology domain activation of mitotic anaphase-promoting complex activity|chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|cyclin catabolic process enzyme regulator activity|mitotic anaphase-promoting complex activity mitochondrion|anaphase-promoting complex YHR110W ERP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00617734178438202 0.720545645483004 2005 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport vesicle-mediated transport molecular_function integral to membrane YBR196C-A_p YBR196C-A hom 0.00617430332750805 0.720757160629554 2006 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YHR176W FMO1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00617229203873768 0.720764525146265 2007 Flavin-containing monooxygenase, localized to the cytoplasmic face of the ER membrane; catalyzes oxidation of biological thiols to maintain the ER redox buffer ratio for correct folding of disulfide-bonded proteins protein folding N,N-dimethylaniline monooxygenase activity endoplasmic reticulum membrane YNL314W DAL82 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0061555815340154 0.721488999776539 2008 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 YNL081C SWS2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00614796130256135 0.721819453650284 2009 Putative mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S13 ribosomal protein; participates in controlling sporulation efficiency regulation of sporulation resulting in formation of a cellular spore|mitochondrial translation structural constituent of ribosome mitochondrial small ribosomal subunit|cytoplasm YDR237W MRPL7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00611569974659318 0.723219061080594 2010 Mitochondrial ribosomal protein of the large subunit; MRPL7 produces both YmL5 and YmL7, which are two different modified forms of the same protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL074C MUD2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00609724887257304 0.724019934337768 2011 Protein involved in early pre-mRNA splicing; component of the pre-mRNA-U1 snRNP complex, the commitment complex; interacts with Msl5p/BBP splicing factor and Sub2p; similar to metazoan splicing factor U2AF65 mRNA branch site recognition pre-mRNA branch point binding commitment complex YBL054W TOD6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.00608961025670077 0.72435158233299 2012 PAC motif binding protein involved in rRNA and ribosome biogenesis; subunit of the RPD3L histone deacetylase complex; Myb-like HTH transcription factor; hypophosphorylated by rapamycin treatment in a Sch9p-dependent manner; TOD6 has a paralog, DOT6, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding Rpd3L-Expanded complex|nucleus|Rpd3L complex|cytoplasm YDR102C_d YDR102C hom 0.00608785570820024 0.724427767378777 2013 Dubious open reading frame; homozygous diploid deletion strain exhibits high budding index Unknown Unknown Unknown YJR074W MOG1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.00607847209916873 0.724874626748392 2014 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 YMR166C_p YMR166C hom FT MITOCHONDRION 0.00605910957653909 0.72583340646355 2015 Predicted transporter of the mitochondrial inner membrane; has similarity to human mitochondrial ATP-Mg/Pi carriers; YMR166C is not an essential gene transport transporter activity integral to membrane|mitochondrial inner membrane YBR089W_d YBR089W het 0.00604278704094894 0.726385647446248 2016 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 YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.00601649120695484 0.72752882196522 2017 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 YMR316C-B_d YMR316C-B hom 0.00600751948046042 0.727918994061701 2018 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00600449933991928 0.728050353048755 2019 Cardiolipin synthase; produces cardiolipin, which is a phospholipid of the mitochondrial inner membrane that is required for normal mitochondrial membrane potential and function; also required for normal vacuolar ion homeostasis lipid biosynthetic process|cellular ion homeostasis|mitochondrial membrane organization cardiolipin synthase activity mitochondrion|integral to membrane YKL208W CBT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.00600338878542214 0.728410328894071 2020 Protein involved in 5' end processing of mitochondrial COB, 15S_rRNA, and RPM1 transcripts; may also have a role in 3' end processing of the COB pre-mRNA; displays genetic interaction with cell cycle-regulated kinase Dbf2p cytochrome complex assembly|mRNA processing|mRNA stabilization molecular_function mitochondrion YCL045C EMC1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00599163768611169 0.728609851425754 2021 Member of conserved endoplasmic reticulum membrane complex; involved in efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; interacts with Gal80p; homologous to worm H17B01.4/EMC-1, fly CG2943, and human KIAA0090 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YGL188C-A_p YGL188C-A hom 0.00598131783858742 0.729058882516257 2022 Putative protein of unknown function biological_process molecular_function cellular_component YGL049C TIF4632 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.00595565352929905 0.730175975311115 2023 Translation initiation factor eIF4G, subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); associates with the poly(A)-binding protein Pab1p, also interacts with eIF4A (Tif1p); TIF4632 has a paralog, TIF4631, that arose from the whole genome duplication translational initiation|stress granule assembly translation initiation factor binding|mRNA binding|translation initiation factor activity eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YBR131W CCZ1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00595317055017623 0.730284082584562 2024 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 YLR435W TSR2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00594384807678926 0.730690024724182 2025 Protein with a potential role in pre-rRNA processing maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleus|cytoplasm YOR195W SLK19 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00592988261122641 0.731298284550105 2026 Kinetochore-associated protein required for normal segregation of chromosomes in meiosis and mitosis; component of the FEAR regulatory network, which promotes Cdc14p release from the nucleolus during anaphase; potential Cdc28p substrate meiosis|mitotic spindle organization in nucleus molecular_function spindle midzone|condensed nuclear chromosome kinetochore|kinetochore|spindle YOR285W RDL1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00591400257754002 0.731990137736568 2027 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 YHR162W MPC2 hom 0.00589970881638559 0.732728115112424 2028 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; more highly expressed in glucose-containing minimal medium than in lactate-containing medium mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|integral to mitochondrial inner membrane YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00585217047317842 0.735105191649252 2029 Cystathionine gamma-lyase, catalyzes one of the two reactions involved in the transsulfuration pathway that yields cysteine from homocysteine with the intermediary formation of cystathionine; protein abundance increases in response to DNA replication stress sulfur amino acid metabolic process|cysteine biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|cysteine metabolic process cystathionine gamma-lyase activity cytoplasm YHR133C NSG1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00584318480311961 0.735078134926481 2030 Protein involved in regulation of sterol biosynthesis; specifically stabilizes Hmg2p, one of two HMG-CoA isoenzymes that catalyze the rate-limiting step in sterol biosynthesis; homolog of mammalian INSIG proteins; forms foci at the nuclear periphery upon DNA replication stress sterol biosynthetic process unfolded protein binding integral to membrane|endoplasmic reticulum YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00583596607911998 0.735393147681712 2031 Negative regulator of genes in multiple nitrogen degradation pathways; expression is regulated by nitrogen levels and by Gln3p; member of the GATA-binding family, forms homodimers and heterodimers with Gzf3p; DAL80 has a paralog, GZF3, that arose from the whole genome duplication nitrogen catabolite repression of transcription|negative regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YHR074W QNS1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00583393075192163 0.735481973917994 2032 Glutamine-dependent NAD(+) synthetase, essential for the formation of NAD(+) from nicotinic acid adenine dinucleotide NAD biosynthetic process NAD+ synthase (glutamine-hydrolyzing) activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides nucleus|cytoplasm YMR255W GFD1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00581615141454353 0.736258054229178 2033 Coiled-coiled protein of unknown function; identified as a high-copy suppressor of a dbp5 mutation; protein abundance increases in response to DNA replication stress mRNA export from nucleus molecular_function integral to membrane|nuclear pore|cytoplasm YJR025C BNA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00581009553222802 0.736749515109149 2034 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 YNL137C NAM9 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.005806567551599 0.736676508096956 2035 Mitochondrial ribosomal component of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOR216C RUD3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.0057657719872584 0.738458609863702 2036 Golgi matrix protein involved in the structural organization of the cis-Golgi; interacts genetically with COG3 and USO1 ER to Golgi vesicle-mediated transport molecular_function Golgi apparatus YGR084C MRP13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00575728635992861 0.739092251928032 2037 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YKL109W HAP4 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00575596726117946 0.738887126567357 2038 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; provides the principal activation function of the complex regulation of cellular respiration|carbon catabolite activation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity CCAAT-binding factor complex YBR184W_p YBR184W hom 0.00573745803144454 0.739696295513665 2039 Putative protein of unknown function; YBR184W is not an essential gene biological_process molecular_function cellular_component YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00573688115769246 0.739721519366883 2040 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 YAL004W_d YAL004W hom 0.00573415289612304 0.740065234121116 2041 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 YDL087C LUC7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00573265844850543 0.739906166199855 2042 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 YOR368W RAD17 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00573222982677939 0.740037056809145 2043 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 YMR128W ECM16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.00572801395188183 0.740109273878139 2044 Essential DEAH-box ATP-dependent RNA helicase specific to the U3 snoRNP, predominantly nucleolar in distribution, required for 18S rRNA synthesis maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis RNA helicase activity small-subunit processome|mitochondrion|nucleolus|90S preribosome YIL024C_p YIL024C hom 0.00572419145099845 0.740276448592157 2045 Putative protein of unknown function; non-essential gene; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p biological_process molecular_function cellular_component YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00570586739798658 0.742272219663333 2046 Protein involved in negative regulation of transcription of iron regulon; forms an iron independent complex with Fra2p, Grx3p, and Grx4p; null mutant fails to repress iron regulon and is sensitive to nickel negative regulation of transcription from RNA polymerase II promoter in response to iron molecular_function cytosol|nucleus|cytoplasm YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.00570384349969962 0.741166559861433 2047 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 YPL211W NIP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.00570345352743469 0.741183622395398 2048 Nucleolar protein required for 60S ribosome subunit biogenesis, constituent of 66S pre-ribosomal particles; physically interacts with Nop8p and the exosome subunit Rrp43p ribosomal large subunit assembly|ribosomal large subunit biogenesis|rRNA processing molecular_function cytosolic large ribosomal subunit|nucleolus|preribosome, large subunit precursor YMR313C TGL3 hom FT LIPID METABOLISM|CELL DIVISION 0.0056847619537839 0.742001587562997 2049 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 YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.00566697488239894 0.742780241253003 2050 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 YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.00565346389655255 0.743371879270334 2051 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 YCL050C APA1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00564893035773126 0.743570434196928 2052 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 YOL155C HPF1 hom FT CELL WALL ORG/BIOGENESIS 0.00564725770086103 0.743643695680704 2053 Haze-protective mannoprotein that reduces the particle size of aggregated proteins in white wines fungal-type cell wall organization glucosidase activity fungal-type cell wall|extracellular region YMR190C SGS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0056471759238333 0.74364727753063 2054 Nucleolar DNA helicase of the RecQ family; involved in genome integrity maintenance; regulates chromosome synapsis and meiotic joint molecule/crossover formation; potential role as repressor of a subset of rapamycin responsive genes; rapidly lost in response to rapamycin in Rrd1p-dependent manner; similar to human BLM and WRN proteins implicated in Bloom and Werner syndromes; forms nuclear foci upon DNA replication stress DNA double-strand break processing|meiotic DNA double-strand break processing|telomeric 3' overhang formation|meiotic chromosome segregation|DNA unwinding involved in replication|double-strand break repair via homologous recombination|intra-S DNA damage checkpoint|telomere maintenance via recombination|replicative cell aging|DNA duplex unwinding|response to DNA damage stimulus|negative regulation of meiotic joint molecule formation|chromosome organization|regulation of reciprocal meiotic recombination|gene conversion at mating-type locus, DNA double-strand break processing|mitotic sister chromatid segregation ATP-dependent DNA helicase activity RecQ helicase-Topo III complex|nucleolus YLL032C YLL032C hom 0.00563796532026059 0.744198086689459 2055 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 YMR272C SCS7 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00562611492430515 0.744753791311926 2056 Sphingolipid alpha-hydroxylase, functions in the alpha-hydroxylation of sphingolipid-associated very long chain fatty acids, has both cytochrome b5-like and hydroxylase/desaturase domains, not essential for growth inositolphosphoceramide metabolic process fatty acid alpha-hydroxylase activity integral to membrane|endoplasmic reticulum|membrane YMR067C UBX4 hom FT PROTEOLYSIS|NUCLEUS 0.00560359168751137 0.745557062842626 2057 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 YDR288W NSE3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00557483273791835 0.747109924144415 2058 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 YOL093W TRM10 hom FT RNA PROCESSING|NUCLEUS 0.00556749867750896 0.747139780118953 2059 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 YGL088W_d YGL088W hom 0.00555380107886602 0.747740714043355 2060 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps snR10, a snoRNA required for preRNA processing Unknown Unknown Unknown YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0055471887298865 0.748067158954607 2061 Glutathione synthetase, catalyzes the ATP-dependent synthesis of glutathione (GSH) from gamma-glutamylcysteine and glycine; induced by oxidative stress and heat shock glutathione biosynthetic process glutathione synthase activity intracellular YBL058W SHP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.00549548831025486 0.750480714795899 2062 UBX (ubiquitin regulatory X) domain-containing protein that regulates Glc7p phosphatase activity and interacts with Cdc48p; interacts with ubiquitylated proteins in vivo and is required for degradation of a ubiquitylated model substrate glycogen metabolic process|proteasomal ubiquitin-dependent protein catabolic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|ascospore formation|sister chromatid biorientation|autophagic vacuole assembly protein phosphatase type 1 regulator activity nucleus|cytoplasm YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00549229426860468 0.750476967031892 2063 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 YGR210C_p YGR210C hom 0.00547679961398998 0.751121724981981 2064 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YBR136W MEC1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION 0.00546210600441694 0.751767443116333 2065 Genome integrity checkpoint protein and PI kinase superfamily member; signal transducer required for cell cycle arrest and transcriptional responses prompted by damaged or unreplicated DNA; regulates P-body formation induced by replication stress; monitors and participates in meiotic recombination; associates with shortened, dysfunctional telomeres histone phosphorylation|telomere maintenance via recombination|telomere maintenance|nucleobase-containing compound metabolic process|reciprocal meiotic recombination|DNA recombination|DNA damage checkpoint|DNA replication|DNA damage induced protein phosphorylation protein kinase activity mitochondrion|nucleus YPR097W YPR097W hom FT MITOCHONDRION 0.0054556390450906 0.752051692014268 2066 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 YGL161C YIP5 hom FT GOLGI APPARATUS 0.00543749497735993 0.752849376204676 2067 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 YLR148W PEP3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.00541908596631764 0.753836745734865 2068 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 YDL132W CDC53 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00541738287245127 0.753769423128823 2069 Cullin, structural protein of SCF complexes (which also contain Skp1p, Cdc34p, Hrt1p and an F-box protein) involved in ubiquitination; SCF promotes the G1-S transition by targeting G1 cyclins and the Cln-CDK inhibitor Sic1p for degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|G2/M transition of mitotic cell cycle|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|DNA replication origin binding|protein binding, bridging SCF ubiquitin ligase complex YKL026C GPX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.00541235396152956 0.753955109523241 2070 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 YKR074W AIM29 hom 0.00539298387903036 0.754984369305622 2071 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm; YKR074W is not an essential gene; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cytoplasm YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00539297099362402 0.754807941195572 2072 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 YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00536260821985957 0.756144474044246 2073 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 YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00533220275584097 0.757483617283885 2074 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 YHR105W YPT35 hom 0.00531674699426851 0.758164612358329 2075 Endosomal protein of unknown function that contains a phox (PX) homology domain and binds to both phosphatidylinositol-3-phosphate (PtdIns(3)P) and proteins involved in ER-Golgi or vesicular transport biological_process phosphatidylinositol-3-phosphate binding endosome YGR093W_p YGR093W hom FT NUCLEUS 0.00531617648646733 0.758189753050333 2076 Putative protein of unconfirmed function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus biological_process molecular_function nucleus YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.00529369335695096 0.759180725297511 2077 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on mutant phenotype and its regulation by Ste12p conjugation with cellular fusion glucosidase activity fungal-type cell wall|extracellular region|endoplasmic reticulum|cytoplasm YDR228C PCF11 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00529070803281592 0.759555916086052 2078 mRNA 3' end processing factor, essential component of cleavage and polyadenylation factor IA (CF IA), involved in pre-mRNA 3' end processing and in transcription termination; binds C-terminal domain of largest subunit of RNA pol II (Rpo21p); required for gene looping mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation mRNA binding|RNA polymerase II core binding mRNA cleavage factor complex YJR134C SGM1 hom FT GOLGI APPARATUS 0.0052648967401081 0.760450549836478 2079 Protein of unknown function, required for wild-type growth rate on galactose and mannose; localizes to COPI coated vesicles and the Golgi apparatus biological_process molecular_function COPI-coated vesicle|Golgi apparatus YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.00524815549801703 0.761189073761797 2080 Heme-dependent repressor of hypoxic genes; mediates aerobic transcriptional repression of hypoxia induced genes such as COX5b and CYC7; repressor function regulated through decreased promoter occupancy in response to oxidative stress; contains an HMG domain that is responsible for DNA bending activity; involved in the hyperosmotic stress resistance negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|DNA binding, bending|sequence-specific DNA binding|RNA polymerase II transcription factor recruiting transcription factor activity nuclear chromatin YLR200W YKE2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00524258742212375 0.761434752358125 2081 Subunit of the heterohexameric Gim/prefoldin protein complex involved in the folding of alpha-tubulin, beta-tubulin, and actin protein folding|tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YFR002W NIC96 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00522842274139718 0.762059844770415 2082 Linker nucleoporin component of the nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes to nucleocytoplasmic transport and NPC biogenesis; forms stable associations with three FG-nucleoporins (Nsp1p, Nup57p, and Nup49p) ribosomal large subunit export from nucleus|protein import into nucleus|nuclear pore organization structural constituent of nuclear pore integral to membrane|nuclear pore nuclear basket|nuclear pore linkers|nuclear pore YNL059C ARP5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00521774249480495 0.762531270510595 2083 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 YER107C GLE2 hom FF|FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00521364025581126 0.762712366626869 2084 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 YPR115W RGC1 hom FT CELL CYCLE 0.0052099746459356 0.762874198439981 2085 Pleckstrin homology domain containing protein; proposed to function as a glycerol channel activator; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; RGC1 has a paralog, ASK10, that arose from the whole genome duplication positive regulation of glycerol transport molecular_function cytoplasm YGR276C RNH70 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00520773868872233 0.763075788547755 2086 3'-5' exoribonuclease; required for maturation of 3' ends of 5S rRNA and tRNA-Arg3 from dicistronic transcripts U5 snRNA 3'-end processing|generation of mature 3'-end of 5S rRNA generated by RNA polymerase III|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|tRNA 3'-trailer cleavage, exonucleolytic 3'-5'-exoribonuclease activity|3'-5' exonuclease activity nucleus YIL129C TAO3 het FT CELL DIVISION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.00518033515817563 0.764183122498717 2087 Component of the RAM signaling network that is involved in regulation of Ace2p activity and cellular morphogenesis, interacts with protein kinase Cbk1p and also with Kic1p cell morphogenesis|cell budding|budding cell apical bud growth molecular_function incipient cellular bud site|mitochondrion|cellular bud|mating projection tip 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 0.0051417244924811 0.76588923731723 2088 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 YMR245W_d YMR245W hom 0.00513998332155228 0.765966202401383 2089 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL037W AIM26 hom FF|FT MITOCHONDRION 0.00513440197610884 0.766212930512373 2090 Putative protein of unknown function; null mutant is viable and displays elevated frequency of mitochondrial genome loss; null mutation confers sensitivity to tunicamycin and DTT mitochondrion degradation molecular_function mitochondrion|integral to membrane YGL148W ARO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00511016925496654 0.767385546648054 2091 Bifunctional chorismate synthase and flavin reductase; catalyzes the conversion of 5-enolpyruvylshikimate 3-phosphate (EPSP) to form chorismate, which is a precursor to aromatic amino acids; protein abundance increases in response to DNA replication stress aromatic amino acid family biosynthetic process chorismate synthase activity|riboflavin reductase (NADPH) activity cytoplasm YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00507970077309067 0.768632294436694 2092 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 YIR018C-A_p YIR018C-A hom 0.0050710877811761 0.769013442009844 2093 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YLR359W ADE13 het FT NUCLEOTIDE METABOLISM 0.00506317072641481 0.769363841759426 2094 Adenylosuccinate lyase, catalyzes two steps in the 'de novo' purine nucleotide biosynthetic pathway; expression is repressed by adenine and activated by Bas1p and Pho2p; mutations in human ortholog ADSL cause adenylosuccinase deficiency purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process N6-(1,2-dicarboxyethyl)AMP AMP-lyase (fumarate-forming) activity cellular_component YKL134C OCT1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00506073687852579 0.769471570536968 2095 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 YCR087W_d YCR087W hom 0.00505885528699595 0.769554857983266 2096 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 YHR158C KEL1 hom FT CELL CYCLE|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH 0.00505047952631004 0.769925637908044 2097 Protein required for proper cell fusion and cell morphology; functions in a complex with Kel2p to negatively regulate mitotic exit, interacts with Tem1p and Lte1p; localizes to regions of polarized growth; potential Cdc28p substrate negative regulation of exit from mitosis|regulation of cell shape|cell morphogenesis|cytogamy|plasma membrane fusion molecular_function mating projection tip|cellular bud neck|cytoplasm|cellular bud tip YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0050492074376548 0.769981955595767 2098 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 YGR240C PFK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00504842621085261 0.770116539479341 2099 Alpha subunit of heterooctameric phosphofructokinase involved in glycolysis, indispensable for anaerobic growth, activated by fructose-2,6-bisphosphate and AMP, mutation inhibits glucose induction of cell cycle-related genes proton transport|glycolysis 6-phosphofructokinase activity mitochondrion|6-phosphofructokinase complex|cytoplasm YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.00504594440582718 0.770126421517067 2100 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 YBR277C_d YBR277C hom 0.0050276145195555 0.770938098263014 2101 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 YER147C SCC4 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0050167230064963 0.771420510748835 2102 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 YAL051W OAF1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GENE SILENCING|NUCLEUS 0.00499183544373014 0.772523174823444 2103 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 YHR161C YAP1801 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.00499120399333361 0.772551157739427 2104 Protein of the AP180 family, involved in clathrin cage assembly; binds Pan1p and clathrin; YAP1801 has a paralog, YAP1802, that arose from the whole genome duplication endocytosis clathrin binding actin cortical patch YFR044C DUG1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.00498699729768977 0.772737586277187 2105 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 YCR043C_p YCR043C hom FT GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.00496597675711941 0.773669351841876 2106 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 YGL226C-A OST5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00494893487928975 0.774424996896011 2107 Zeta subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex YOR014W RTS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.00494780875336203 0.774507655208049 2108 B-type regulatory subunit of protein phosphatase 2A (PP2A); Rts1p and Cdc55p are alternative regulatory subunits for PP2A catalytic subunits, Pph21p and Pph22p; PP2A-Rts1p protects cohesin when recruited by Sgo1p to the pericentromere; highly enriched at centromeres in the absence of Cdc55p; required for maintenance of septin ring organization during cytokinesis, for ring disassembly in G1 and for dephosphorylation of septin, Shs1p; homolog of the mammalian B' subunit of PP2A mitotic cell cycle spindle orientation checkpoint|cellular protein localization|meiotic sister chromatid cohesion, centromeric|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|spindle pole body|condensed nuclear chromosome, centromeric region|cellular bud neck|cytoplasm YBR238C YBR238C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0049437264058171 0.774655985773461 2109 Mitochondrial membrane protein with similarity to Rmd9p; not required for respiratory growth but causes a synthetic respiratory defect in combination with rmd9 mutations; transcriptionally up-regulated by TOR; deletion increases life span aerobic respiration molecular_function mitochondrion|integral to mitochondrial membrane|cytoplasm YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.00494184974291177 0.774902679116398 2110 Plasma membrane multidrug transporter of the major facilitator superfamily, acts as an extrusion permease; partial multicopy suppressor of gal11 mutations response to drug|drug transport drug transmembrane transporter activity integral to membrane|integral to plasma membrane YDR393W SHE9 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00493117941201076 0.775212510106276 2111 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 YPL212C PUS1 hom FT RNA PROCESSING|NUCLEUS 0.0049220315845596 0.775618336535508 2112 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 YKL110C KTI12 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00491845732265604 0.775874552990958 2113 Protein that plays a role, with Elongator complex, in modification of wobble nucleosides in tRNA; involved in sensitivity to G1 arrest induced by zymocin; interacts with chromatin throughout the genome; also interacts with Cdc19p regulation of transcription from RNA polymerase II promoter|cell growth|tRNA wobble uridine modification chromatin binding nucleus|cytoplasm YMR311C GLC8 hom FT SIGNALING|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.00491029555590264 0.77613907341002 2114 Regulatory subunit of protein phosphatase 1 (Glc7p); involved in glycogen metabolism and chromosome segregation; proposed to regulate Glc7p activity via conformational alteration; ortholog of the mammalian protein phosphatase inhibitor 2; protein abundance increases in response to DNA replication stress chromosome segregation|glycogen biosynthetic process enzyme activator activity nucleus|cytoplasm YMR113W FOL3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00489951021478331 0.776617716239185 2115 Dihydrofolate synthetase, involved in folic acid biosynthesis; catalyzes the conversion of dihydropteroate to dihydrofolate in folate coenzyme biosynthesis folic acid-containing compound biosynthetic process dihydrofolate synthase activity cytoplasm YOR052C YOR052C hom FT NUCLEUS 0.00487855148164317 0.777548086526921 2116 Nuclear protein of unknown function; expression induced by nitrogen limitation in a GLN3, GAT1-independent manner and by weak acid; transcriptionally regulated by Rpn4p along with proteasome subunit genes; putative ortholog of human AIRAP, which stimulates proteasome activity in response to arsenic; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YHL003C LAG1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00487809449984949 0.777697582518423 2117 Ceramide synthase component; involved in synthesis of ceramide from C26(acyl)-coenzyme A and dihydrosphingosine or phytosphingosine, functionally equivalent to Lac1p; forms ER foci upon DNA replication stress replicative cell aging|ceramide biosynthetic process sphingosine N-acyltransferase activity integral to membrane|endoplasmic reticulum YNL324W_d YNL324W hom 0.00487795827179187 0.77757442410256 2118 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR325C RPL38 hom FT TRANSLATION|RIBOSOME 0.00484605436662748 0.778991282441258 2119 Ribosomal 60S subunit protein L38; homologous to mammalian ribosomal protein L38, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR015W_d YOR015W hom 0.00483025974914348 0.779692996427388 2120 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR097C_p YOR097C hom 0.00482900460513118 0.779780761378728 2121 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 YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00481692078445336 0.780285751926087 2122 Subunit of the DSC ubiquitin ligase complex; golgi-localized RING-finger ubiquitin ligase (E3) involved in sorting polar transmembrane domain containing membrane proteins to multivesicular bodies for delivery to the vacuole; proposed involvement in the quality control of misfolded TMD containing proteins; ortholog of fission yeast dsc1 ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein ubiquitination ubiquitin-protein ligase activity integral to membrane|Golgi apparatus YPL251W_d YPL251W het 0.00479966106325452 0.78105292703119 2123 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; partially overlaps 5' end of the verified, essential gene YAH1/YPL252C Unknown Unknown Unknown YLR232W_d YLR232W hom 0.00473931013209877 0.783737128123037 2124 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 YKR001C VPS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|PEROXISOME ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.00471951360469644 0.784900267327016 2125 Dynamin-like GTPase required for vacuolar sorting; also involved in actin cytoskeleton organization, endocytosis, late Golgi-retention of some proteins, regulation of peroxisome biogenesis vacuolar transport|peroxisome fission|endocytosis|actin cytoskeleton organization|protein retention in Golgi apparatus|peroxisome organization|lipid tube assembly|protein targeting to vacuole GTPase activity mitochondrial outer membrane|fungal-type vacuole membrane|peroxisome|actin cortical patch YHL007C STE20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.00469203057072973 0.785841759987398 2126 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 YLR409C UTP21 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00466478113939038 0.787055470295254 2127 Subunit of U3-containing 90S preribosome and Small Subunit (SSU) processome complexes involved in production of 18S rRNA and assembly of small ribosomal subunit; synthetic defect with STI1 Hsp90 cochaperone; human homolog linked to glaucoma ribosomal small subunit biogenesis|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YHR097C_p YHR097C hom FT NUCLEUS 0.00466034543598476 0.787253088911487 2128 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YDL198C GGC1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00465920772773416 0.787458592329501 2129 Mitochondrial GTP/GDP transporter, essential for mitochondrial genome maintenance; has a role in mitochondrial iron transport; member of the mitochondrial carrier family cellular iron ion homeostasis|mitochondrial genome maintenance|transmembrane transport|guanine nucleotide transport guanine nucleotide transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YCL029C BIK1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00464927035577063 0.787839253499703 2130 Microtubule-associated protein, component of the interface between microtubules and kinetochore, involved in sister chromatid separation; essential in polyploid cells but not in haploid or diploid cells; ortholog of mammalian CLIP-170 karyogamy involved in conjugation with cellular fusion|mitotic anaphase B|negative regulation of microtubule polymerization|nuclear migration involved in conjugation with cellular fusion|mitotic spindle organization in nucleus|mitotic spindle elongation microtubule binding|protein homodimerization activity spindle microtubule|microtubule plus end|spindle pole body|cell cortex|condensed nuclear chromosome kinetochore|mating projection tip|kinetochore|spindle YIL137C TMA108 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|PROTEOLYSIS 0.00463701712572839 0.788446762642152 2131 Protein that associates with ribosomes and is involved in ribosome biogenesis; putative metalloprotease ribosome biogenesis molecular_function ribosome|cytoplasm YCR098C GIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00463587047158566 0.788343738794708 2132 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 YDR372C VPS74 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.00463250606237319 0.788647686610612 2133 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 YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.0045916287014887 0.790591285154979 2134 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 YAR002C-A ERP1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00458909828064692 0.790581797231084 2135 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 YMR225C MRPL44 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00458429544558722 0.790643373622068 2136 Mitochondrial ribosomal protein of the large subunit; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR445W GMC2 hom FT CELL CYCLE 0.00456841702913159 0.791382123182595 2137 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; transcription is regulated by Ume6p and induced in response to alpha factor meiosis|synaptonemal complex organization molecular_function cellular_component YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.00456535936896862 0.791488156803712 2138 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and vacuole; YOL019W has a paralog, DCV1, that arose from the whole genome duplication biological_process molecular_function integral to membrane|plasma membrane|fungal-type vacuole YGL194C HOS2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.00452547680518254 0.793268212090925 2139 Histone deacetylase and subunit of Set3 and Rpd3L complexes; required for gene activation via specific deacetylation of lysines in H3 and H4 histone tails; subunit of the Set3 complex, a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; co-localizes with Cmr1p in nuclear foci in response to DNA damage by MMS negative regulation of meiosis|chromatin organization|regulation of transcription, DNA-dependent|positive regulation of stress-activated MAPK cascade|histone deacetylation NAD-independent histone deacetylase activity|NAD-dependent histone deacetylase activity Rpd3L-Expanded complex|Set3 complex YKL222C YKL222C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CYTOSKELETON 0.00452125882935783 0.793456533699046 2140 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 YBR182C SMP1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00451548040309444 0.793714544886718 2141 Putative transcription factor of the MADS-box family; involved in regulating the response to osmotic stress; SMP1 has a paralog, RLM1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter in response to osmotic stress DNA binding, bending|sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YLR051C FCF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00451224944522961 0.793888863927374 2142 Essential nucleolar protein involved in the early steps of 35S rRNA processing; interacts with Faf1p; member of a transcriptionally co-regulated set of genes called the RRB regulon endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus YKR077W MSA2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00450344070972431 0.794252198942423 2143 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 YDL033C SLM3 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0044926331753732 0.794914519621101 2144 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 YNR072W HXT17 hom FT PLASMA MEMBRANE 0.0044885003335282 0.795098977613715 2145 Hexose transporter, up-regulated in media containing raffinose and galactose at pH 7.7 versus pH 4.7, repressed by high levels of glucose hexose transport mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane 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 0.00447024709568336 0.795735024583223 2146 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 YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00445858759017994 0.796434391108001 2147 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 YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00444438954893577 0.797009164099666 2148 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; protein abundance increases in response to DNA replication stress RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly core mediator complex YNL193W_p YNL193W hom 0.00443371385248185 0.797367890788992 2149 Putative protein of unknown function; exhibits a two-hybrid interaction with Yhr151cp in a large-scale analysis biological_process molecular_function cellular_component YJL030W MAD2 hom FT CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|NUCLEAR PORE|KINETOCHORE 0.00443251694308801 0.797421402117316 2150 Component of the spindle-assembly checkpoint complex; delays the onset of anaphase in cells with defects in mitotic spindle assembly; forms a complex with Mad1p; regulates APC/C activity during prometaphase and metaphase of meiosis I chromosome decondensation|mitotic cell cycle spindle assembly checkpoint|mitotic cell cycle G2/M transition decatenation checkpoint molecular_function mitotic checkpoint complex|condensed nuclear chromosome kinetochore|nuclear pore YHR083W SAM35 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00443130256834171 0.797475695257776 2151 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 YDR452W PPN1 hom FT NUCLEUS 0.00441676597632214 0.798125683637487 2152 Vacuolar endopolyphosphatase with a role in phosphate metabolism; functions as a homodimer; relocalizes from vacuole to cytoplasm upon DNA replication stress polyphosphate catabolic process|polyphosphate metabolic process endopolyphosphatase activity|exopolyphosphatase activity fungal-type vacuole membrane|nucleus YGL168W HUR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0044101288966706 0.798422500200661 2153 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 YIL026C IRR1 het FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00439280308061696 0.799344017578565 2154 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 YLL014W EMC6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00438642835433257 0.799629002753106 2155 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 YKL038W RGT1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.00437895243142963 0.799817130639619 2156 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 YOL027C MDM38 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|TRANSLATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00435842283741561 0.800735838784109 2157 Mitochondrial protein, forms a complex with Mba1p to facilitate recruitment of mRNA-specific translational activators to ribosomes; roles in protein export and K+/H+ exchange; human ortholog Letm1 implicated in Wolf-Hirschhorn syndrome potassium ion transport|mitochondrial respiratory chain complex III biogenesis|cellular potassium ion homeostasis|proton transport|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis|protein insertion into mitochondrial membrane ribosome binding mitochondrion|mitochondrial inner membrane YBR200W-A_p YBR200W-A hom 0.00435803455605107 0.800753217201122 2158 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR065W RRG1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0043496942290526 0.801126531321864 2159 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 YLR275W SMD2 het FT RNA PROCESSING|NUCLEUS 0.00434853004759928 0.801440033178804 2160 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 YGL237C HAP2 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00434730407811307 0.801320588454366 2161 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; contains sequences sufficient for both complex assembly and DNA binding carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex|nucleus YOL006C TOP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00434308097246184 0.801422573822145 2162 Topoisomerase I, nuclear enzyme that relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone; relaxes both positively and negatively supercoiled DNA; functions in replication, transcription, and recombination nuclear migration|chromatin assembly or disassembly|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|mitotic chromosome condensation|transcription elongation from RNA polymerase II promoter DNA topoisomerase type I activity replication fork protection complex|nucleolus|nucleus YPR166C MRP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00431530462960946 0.802666292899246 2163 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGL147C RPL9A hom FT TRANSLATION|RIBOSOME 0.00429471801012589 0.803588406151443 2164 Ribosomal 60S subunit protein L9A; nearly identical to paralog Rpl9Bp; homologous to mammalian ribosomal protein L9 and bacterial L6 cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YIL044C AGE2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.00426834698209115 0.804798535692514 2165 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 YHL032C GUT1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00425297777020559 0.805458867298262 2166 Glycerol kinase, converts glycerol to glycerol-3-phosphate; glucose repression of expression is mediated by Adr1p and Ino2p-Ino4p; derepression of expression on non-fermentable carbon sources is mediated by Opi1p and Rsf1p glycerol metabolic process glycerol kinase activity mitochondrion|cytoplasm YIL141W_d YIL141W hom 0.00425216210698098 0.805495429874494 2167 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR196C FYV8 hom 0.00424664665804297 0.805742674217475 2168 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cytoplasm YKR085C MRPL20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00424298447474875 0.805906851833658 2169 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL143W LTV1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00423514117850334 0.806258499718562 2170 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 YMR199W CLN1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00422996533354444 0.806518857646623 2171 G1 cyclin involved in regulation of the cell cycle; activates Cdc28p kinase to promote the G1 to S phase transition; late G1 specific expression depends on transcription factor complexes, MBF (Swi6p-Mbp1p) and SBF (Swi6p-Swi4p) regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity nucleus|cytoplasm YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0042272907458708 0.806610506768184 2172 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; mutations in human ortholog SDHAF1 are associated with infantile leukoencephalopathy mitochondrial respiratory chain complex II assembly molecular_function mitochondrion YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.00422625008752808 0.806657171987651 2173 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 YPL117C IDI1 het FT LIPID METABOLISM|NUCLEUS 0.00422295604658709 0.80680488796332 2174 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 YOL044W PEX15 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00421443425392675 0.807187066016182 2175 Phosphorylated tail-anchored type II integral peroxisomal membrane protein required for peroxisome biogenesis, cells lacking Pex15p mislocalize peroxisomal matrix proteins to cytosol, overexpression results in impaired peroxisome assembly protein import into peroxisome matrix, receptor recycling protein anchor integral to peroxisomal membrane YIL150C MCM10 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00420508701705947 0.807606315793523 2176 Essential chromatin-associated protein involved in the initiation of DNA replication; required for the association of the MCM2-7 complex with replication origins S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|double-strand break repair via break-induced replication|DNA replication initiation|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette double-stranded DNA binding|protein binding|DNA replication origin binding|single-stranded DNA binding replication fork protection complex|replication fork|nucleus YMR288W HSH155 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00413077611967432 0.811051977306478 2177 U2-snRNP associated splicing factor that forms extensive associations with the branch site-3' splice site-3' exon region upon prespliceosome formation; similarity to the mammalian U2 snRNP-associated splicing factor SAP155 spliceosomal complex assembly|mRNA splicing, via spliceosome mRNA binding U2 snRNP|U2-type prespliceosome YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00412578971488452 0.81149702525034 2178 Aspartic beta semi-aldehyde dehydrogenase, catalyzes the second step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis methionine biosynthetic process|threonine biosynthetic process|homoserine biosynthetic process aspartate-semialdehyde dehydrogenase activity nucleus|plasma membrane|cytoplasm YER117W RPL23B hom FT TRANSLATION|RIBOSOME 0.0041141201008945 0.811827106155586 2179 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 YBR001C NTH2 hom FF|FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00411176403674119 0.811795123152541 2180 Putative neutral trehalase, required for thermotolerance; may mediate resistance to other cellular stresses; NTH2 has a paralog, NTH1, that arose from the whole genome duplication trehalose catabolic process alpha,alpha-trehalase activity mitochondrion|cytoplasm YDR424C DYN2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.00411085028956665 0.81183616358795 2181 Cytoplasmic light chain dynein, microtubule motor protein; proposed to be involved in the assembly of the nuclear pore complex microtubule-based process|actin filament-based process|nuclear pore complex assembly molecular_function cytoplasmic dynein complex|cytoplasmic microtubule|peroxisome|nuclear pore YPL057C SUR1 hom FT LIPID METABOLISM 0.00410527997523898 0.812086362265584 2182 Mannosylinositol phosphorylceramide (MIPC) synthase catalytic subunit; forms a complex with regulatory subunit Csg2p; function in sphingolipid biosynthesis is overlapping with that of Csh1p; SUR1 has a paralog, CSH1, that arose from the whole genome duplication glycosphingolipid biosynthetic process|mannosyl-inositol phosphorylceramide metabolic process|sphingolipid biosynthetic process mannosyltransferase activ