Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YOR271C_p FSF1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 1 0 1 Putative protein, predicted to be an alpha-isopropylmalate carrier; belongs to the sideroblastic-associated protein family; non-tagged protein is detected in purified mitochondria; likely to play a role in iron homeostasis biological_process molecular_function mitochondrion|integral to membrane YHL045W_d YHL045W hom 0.301186574124573 2.9000767042003e-71 2 Putative protein of unknown function; not an essential gene Unknown Unknown Unknown YDL155W CLB3 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.282437852864411 1.5646278884881e-62 3 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the G2/M transition; may be involved in DNA replication and spindle assembly; accumulates during S phase and G2, then targeted for ubiquitin-mediated degradation; relative distribution to the nucleus increases upon DNA replication stress G2/M transition of mitotic cell cycle|S phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|cytoplasm YPL246C RBD2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.272261582553369 4.57225166125295e-58 4 Possible rhomboid protease, has similarity to eukaryotic rhomboid proteases including Pcp1p biological_process molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YML029W USA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.268181632547789 2.69185824305517e-56 5 Scaffold subunit of the Hrd1p ubiquitin ligase that also promotes ligase oligomerization; involved in ER-associated protein degradation (ERAD); interacts with the U1 snRNP-specific protein, Snp1p ER-associated protein catabolic process|mRNA splicing, via spliceosome|positive regulation of protein oligomerization protein complex scaffold Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YIL009W FAA3 hom FT KETONE METABOLISM|LIPID METABOLISM 0.254433440475326 1.07617905331995e-50 6 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 YML025C YML6 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.230564194729214 1.09076703846146e-41 7 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 YLR317W_d YLR317W het 0.228864016434936 4.74262691871562e-41 8 Dubious open reading frame; may be part of a bicistronic transcript with NKP2/YLR315W; overlaps the verified ORF TAD3/YLR316C Unknown Unknown Unknown YNL123W NMA111 hom FT LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.218511969881743 1.5721481818758e-37 9 Serine protease and general molecular chaperone; involved in response to heat stress and promotion of apoptosis; may contribute to lipid homeostasis; sequence similarity to the mammalian Omi/HtrA2 family of serine proteases apoptotic process|cellular lipid metabolic process|protein catabolic process|cellular response to heat serine-type peptidase activity nucleus YLR040C_p YLR040C hom 0.217980802796675 2.42839300001442e-37 10 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 YDR242W AMD2 hom 0.207960769372813 5.93959529900403e-34 11 Putative amidase biological_process amidase activity cellular_component YGL114W_p YGL114W hom FT PROTEIN LOCALIZATION 0.20322299461713 1.3744074920806e-32 12 Putative protein of unknown function; predicted member of the oligopeptide transporter (OPT) family of membrane transporters transport oligopeptide transporter activity integral to membrane|membrane YDL022W GPD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.195530339409557 3.26033573862756e-30 13 NAD-dependent glycerol-3-phosphate dehydrogenase; key enzyme of glycerol synthesis, essential for growth under osmotic stress; expression regulated by high-osmolarity glycerol response pathway; homolog of Gpd2p; protein abundance increases in response to DNA replication stress; constitutively inactivated via phosphorylation by the protein kinases YPK1 and YPK2, dephosphorylation increases catalytic activity NADH oxidation|intracellular accumulation of glycerol glycerol-3-phosphate dehydrogenase [NAD+] activity cytosol|peroxisome|nucleus YPL113C_p YPL113C hom FT OXIDATION-REDUCTION PROCESS 0.192728378477761 2.03205026921327e-29 14 Glyoxylate reductase; acts on glyoxylate and hydroxypyruvate substrates; YPL113C is not an essential gene metabolic process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor cellular_component YGL090W LIF1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.186631640270432 1.16808973398374e-27 15 Component of the DNA ligase IV complex that mediates nonhomologous end joining in DNA double-strand break repair; physically interacts with Dnl4p and Nej1p; homologous to mammalian XRCC4 protein double-strand break repair via nonhomologous end joining chromatin binding DNA ligase IV complex|nuclear chromatin|nucleus YNL103W MET4 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.18097408505801 4.43503886111428e-26 16 Leucine-zipper transcriptional activator, responsible for the regulation of the sulfur amino acid pathway, requires different combinations of the auxiliary factors Cbf1p, Met28p, Met31p and Met32p response to cadmium ion|sulfur amino acid metabolic process|response to arsenic-containing substance|positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity nucleus YMR097C MTG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.180859809578396 5.36131396772125e-26 17 Putative GTPase peripheral to the mitochondrial inner membrane, essential for respiratory competence, likely functions in assembly of the large ribosomal subunit, has homologs in plants and animals mitochondrial translation GTPase activity mitochondrion|mitochondrial inner membrane YCR015C_p YCR015C hom 0.179211304896378 1.34453623486159e-25 18 Putative protein of unknown function; YCR015C is not an essential gene biological_process molecular_function cellular_component YML083C YML083C hom 0.166263995066921 3.27778055177368e-22 19 Protein of unknown function; transcriptionally regulated by Upc2p via an upstream sterol response element; strong increase in transcript abundance during anaerobic growth compared to aerobic growth; cells deleted for YML083C do not exhibit growth defects in anerobic or anaerobic conditions biological_process molecular_function cellular_component YLR034C SMF3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.166127159346662 3.54785925173184e-22 20 Putative divalent metal ion transporter involved in iron homeostasis; transcriptionally regulated by metal ions; member of the Nramp family of metal transport proteins; protein abundance increases in response to DNA replication stress cellular iron ion homeostasis|iron ion transport metal ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YML046W PRP39 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.165299815725525 5.71809302650301e-22 21 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 YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.164133938967642 1.11566668392022e-21 22 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 YGR243W FMP43 hom FT MITOCHONDRION 0.162160143436718 3.42084283974579e-21 23 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; more highly expressed in glucose-containing minimal medium than in lactate-containing medium; expression regulated by osmotic and alkaline stresses; protein abundance increases in response to DNA replication stress mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|mitochondrial membrane YIR035C_p YIR035C hom FT OXIDATION-REDUCTION PROCESS 0.16100851617071 6.80042296366702e-21 24 Putative cytoplasmic short-chain dehydrogenase/reductase biological_process molecular_function integral to membrane|cytoplasm YGR018C_p YGR018C hom 0.157020383615141 5.9258723729639e-20 25 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the uncharacterized ORF YGR017W biological_process molecular_function cellular_component YNR070W_p PDR18 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.153937593140536 3.1332375029467e-19 26 Putative transporter of the ATP-binding cassette (ABC) family, implicated in pleiotropic drug resistance; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies transport ATPase activity, coupled to transmembrane movement of substances mitochondrion|integral to membrane|membrane YHR134W WSS1 hom FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS 0.151443711797697 1.17576450914541e-18 27 Sumoylated protein that localizes to a single spot on the nuclear periphery of mother cells but not daughters; interacts genetically with SMT3; UV-sensitive mutant phenotype and genetic interactions suggest a role in the DNA damage response protein sumoylation|response to UV-B|response to UV-C|response to DNA damage stimulus molecular_function nuclear envelope YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.147315124495963 1.01128390018667e-17 28 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 YDR241W_d BUD26 hom 0.146995451809384 1.17744446379225e-17 29 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 1% of ORF overlaps the verified gene SNU56; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YKL072W STB6 hom 0.146843780529996 1.27210282124805e-17 30 Protein that binds Sin3p in a two-hybrid assay biological_process molecular_function cellular_component YJR018W_d YJR018W hom 0.145211951939822 2.90801387162509e-17 31 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR440C SEC39 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.143592617126161 6.54469730111389e-17 32 Component of the Dsl1p tethering complex that interacts with ER SNAREs Sec20p and Use1p; proposed to be involved in protein secretion; localizes to the ER and nuclear envelope retrograde vesicle-mediated transport, Golgi to ER|vesicle-mediated transport|ER-dependent peroxisome organization molecular_function Dsl1p complex|nuclear envelope|endoplasmic reticulum|peroxisome|endoplasmic reticulum membrane YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.142178245533546 1.31920194647492e-16 33 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 YOR298C-A MBF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.140162236795058 3.57535392175036e-16 34 Transcriptional coactivator; bridges the DNA-binding region of Gcn4p and TATA-binding protein Spt15p; suppressor of frameshift mutations; protein abundance increases in response to DNA replication stress positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity mitochondrion|nucleus YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.140161066422549 3.54156046652703e-16 35 Ribosome biogenesis factor; nucleolar protein associated with pre-rRNA components of the 90S preribosome, required for cleavage of pre-rRNA at A0, A1 and A2 sites; interacts with RNA helicase Dhr2p and RNA helicase-like protein Utp25p; required for incorporation of Utp25p into preribosomes endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleoplasm|nucleolus|nucleus|90S preribosome YLR380W CSR1 hom FT KETONE METABOLISM|LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.134803842210254 4.55156051002314e-15 36 Phosphatidylinositol transfer protein; has a potential role in regulating lipid and fatty acid metabolism under heme-depleted conditions; interacts specifically with thioredoxin peroxidase; may have a role in oxidative stress resistance; protein abundance increases in response to DNA replication stress phosphatidylinositol metabolic process|Golgi to plasma membrane protein transport|Golgi to plasma membrane transport|Unknown|negative regulation of fatty acid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cytosol|endosome|mitochondrion|lipid particle YOR014W RTS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.134353752176239 5.66715828698341e-15 37 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 YOR033C EXO1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.132303457322215 1.44826901892096e-14 38 5'-3' exonuclease and flap-endonuclease; involved in recombination, double-strand break repair and DNA mismatch repair; member of the Rad2p nuclease family, with conserved N and I nuclease domains; relative distribution to the nucleus increases upon DNA replication stress mismatch repair|telomeric 3' overhang formation|DNA double-strand break processing|meiotic DNA double-strand break processing|telomere maintenance|gene conversion at mating-type locus, DNA double-strand break processing 5'-3' exonuclease activity|5'-flap endonuclease activity nucleus YER172C BRR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.131792992424841 1.829418961955e-14 39 RNA-dependent ATPase RNA helicase (DEIH box); required for disruption of U4/U6 base-pairing in native snRNPs to activate the spliceosome for catalysis; homologous to human U5-200kD spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) ATP-dependent RNA helicase activity U4/U6 x U5 tri-snRNP complex|U5 snRNP YNR061C YNR061C hom 0.129670014861655 4.78709433414293e-14 40 Protein of unknown function; relocalizes from vacuole to cytoplasm upon DNA replication stress biological_process molecular_function integral to membrane|fungal-type vacuole YPL026C SKS1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.12961809237276 4.90009051686959e-14 41 Putative serine/threonine protein kinase; involved in the adaptation to low concentrations of glucose independent of the SNF3 regulated pathway glucose transport|protein phosphorylation|response to glucose stimulus|positive regulation of transcription from RNA polymerase II promoter protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YER014W HEM14 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.124557724425317 4.55214462056765e-13 42 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 YBR121C GRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.123304376961956 7.79886137518818e-13 43 Cytoplasmic and mitochondrial glycyl-tRNA synthase; ligates glycine to the cognate anticodon-bearing tRNA; transcription termination factor that may interact with the 3'-end of pre-mRNA to promote 3'-end formation; GRS1 has a paralog, GRS2, that arose from the whole genome duplication mitochondrial glycyl-tRNA aminoacylation|glycyl-tRNA aminoacylation|DNA-dependent transcription, termination glycine-tRNA ligase activity mitochondrion|cytoplasm YHR120W MSH1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.122571885435953 1.06558925787945e-12 44 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 YLR379W_d YLR379W het 0.117317966674727 9.47122367965922e-12 45 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 YBL068W PRS4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.113141944096068 5.02618796588186e-11 46 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; PRS4 has a paralog, PRS2, that arose from the whole genome duplication fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process ribose phosphate diphosphokinase activity cytoplasm YOR141C ARP8 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.112944706029172 5.43041619870441e-11 47 Nuclear actin-related protein involved in chromatin remodeling, component of chromatin-remodeling enzyme complexes; has mRNA binding activity mitotic recombination|response to DNA damage stimulus|chromatin remodeling mRNA binding|ATP-dependent 3'-5' DNA helicase activity nucleus|Ino80 complex YMR194W RPL36A hom FT TRANSLATION|RIBOSOME 0.111524221820533 9.44220569253468e-11 48 Ribosomal 60S subunit protein L36A; N-terminally acetylated; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L36, no bacterial homolog; RPL36A has a paralog, RPL36B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YNL177C MRPL22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.109732030949599 1.87896440526813e-10 49 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YER121W_p YER121W hom 0.10831079974701 3.29632632549557e-10 50 Putative protein of unknown function; may be involved in phosphatase regulation and/or generation of precursor metabolites and energy biological_process molecular_function cellular_component YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.104859753315646 1.15452282912207e-09 51 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 YBR163W EXO5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.102114816901339 3.09911823408949e-09 52 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 YLR067C PET309 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.101316535536461 4.11033784408421e-09 53 Specific translational activator for the COX1 mRNA, also influences stability of intron-containing COX1 primary transcripts; localizes to the mitochondrial inner membrane; contains seven pentatricopeptide repeats (PPRs) positive regulation of mitochondrial translational initiation|RNA metabolic process|mitochondrial respiratory chain complex IV biogenesis|aerobic respiration translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion|integral to membrane|mitochondrial inner membrane YNR059W MNT4 hom FT CARBOHYDRATE METABOLISM 0.0987568630316814 1.00697165996764e-08 54 Putative alpha-1,3-mannosyltransferase, not required for protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YMR008C PLB1 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.097994663015357 1.30076984095961e-08 55 Phospholipase B (lysophospholipase) involved in lipid metabolism, required for deacylation of phosphatidylcholine and phosphatidylethanolamine but not phosphatidylinositol glycerophospholipid metabolic process lysophospholipase activity periplasmic space|plasma membrane YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0925261574743356 7.9944126719241e-08 56 Protein of unknown function that influences nuclear pore distribution; co-purifies with ribosomes; contains a GYF domain, which bind proline-rich sequences; deletion extends chronological lifespan; SYH1 has a paralog, SMY2, that arose from the whole genome duplication nuclear pore distribution molecular_function mitochondrion|ribosome|cytoplasmic mRNA processing body|extrinsic to membrane|cytoplasm YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0906821494814848 1.44180699386729e-07 57 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 YLL044W_d YLL044W hom 0.089361097242495 2.18456569233265e-07 58 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcription of both YLL044W and the overlapping gene RPL8B is reduced in the gcr1 null mutant Unknown Unknown Unknown YDR122W KIN1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0887495264913607 2.64272593120815e-07 59 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 YNL279W PRM1 hom FT MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0880150737676852 3.32957316298887e-07 60 Pheromone-regulated multispanning membrane protein involved in membrane fusion during mating; predicted to have 5 transmembrane segments and a coiled coil domain; localizes to the shmoo tip; regulated by Ste12p plasma membrane fusion involved in cytogamy|response to pheromone molecular_function integral to membrane|mating projection tip YMR010W_p YMR010W hom 0.0878029317559344 3.53973340648145e-07 61 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YMR010W is not an essential gene; YMR010W mRNA is transcribed with ADI1 biological_process molecular_function integral to membrane|cytoplasm YHR005C-A TIM10 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.087142124252739 4.33315694850942e-07 62 Essential protein of the mitochondrial intermembrane space, forms a complex with Tim9p (TIM10 complex) that delivers hydrophobic proteins to the TIM22 complex for insertion into the inner membrane protein import into mitochondrial inner membrane protein transporter activity|unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex|mitochondrial intermembrane space protein transporter complex YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0845722404527506 9.38445511746698e-07 63 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 YKL109W HAP4 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0838528354030225 1.16052611128616e-06 64 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 YER156C_p YER156C hom FT NUCLEUS 0.083614570906122 1.24463645244911e-06 65 Putative protein of unknown function; interacts with Hsp82p and copurifies with Ipl1p; expression is copper responsive and downregulated in strains deleted for MAC1, a copper-responsive transcription factor; similarity to mammalian MYG1 biological_process molecular_function nucleus|cytoplasm YBR138C_p YBR138C hom 0.0805348752729078 3.02336151564298e-06 66 Cytoplasmic protein of unknown function, potentially phosphorylated by Cdc28p; YBR138C is not an essential gene biological_process molecular_function cytoplasm YCR008W SAT4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0788435481090597 4.85732755463544e-06 67 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 YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.0785286315103114 5.42133154220584e-06 68 Vacuolar protein; presumably functions within the endosomal-vacuolar trafficking pathway, affecting events that determine whether plasma membrane proteins are degraded or routed to the plasma membrane; RCR2 has a paralog, RCR1, that arose from the whole genome duplication vesicle-mediated transport molecular_function vesicle|integral to membrane|fungal-type vacuole|cytoplasm YKR024C DBP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0783193088590354 5.7064930110203e-06 69 Putative ATP-dependent RNA helicase of the DEAD-box family involved in ribosomal biogenesis; essential for growth under anaerobic conditions maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus YPL146C NOP53 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0775820872382942 6.87562748547855e-06 70 Nucleolar protein; involved in biogenesis of the 60S subunit of the ribosome; interacts with rRNA processing factors Cbf5p and Nop2p; null mutant is viable but growth is severely impaired ribosomal large subunit export from nucleus|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA binding nucleolus|nucleus YJL193W_p YJL193W hom 0.077320608622016 7.50099657115394e-06 71 Putative protein of unknown function, predicted to encode a triose phosphate transporter subfamily member based on phylogenetic analysis; similar to YOR307C/SLY41; deletion mutant has a respiratory growth defect biological_process molecular_function integral to membrane YOR336W KRE5 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0764985767016566 9.22842247710905e-06 72 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 YMR316W DIA1 hom 0.0764813518217061 9.27141207902223e-06 73 Protein of unknown function, involved in invasive and pseudohyphal growth; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern pseudohyphal growth|invasive growth in response to glucose limitation molecular_function cytoplasm YDR231C COX20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0756688933413334 1.15310934377161e-05 74 Mitochondrial inner membrane protein, required for proteolytic processing of Cox2p and its assembly into cytochrome c oxidase mitochondrial respiratory chain complex IV assembly|protein processing|aerobic respiration unfolded protein binding mitochondrion|mitochondrial inner membrane YNL081C SWS2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0755365843665267 1.19455879021343e-05 75 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 YDL010W GRX6 hom FT RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0740724130842389 1.75902339087765e-05 76 Cis-golgi localized monothiol glutaredoxin, binds Fe-S cluster; more similar in activity to dithiol than other monothiol glutaredoxins; involved in the oxidative stress response; GRX6 has a paralog, GRX7, that arose from the whole genome duplication cellular response to oxidative stress glutathione-disulfide reductase activity|iron ion binding|protein homodimerization activity|2 iron, 2 sulfur cluster binding integral to membrane|Golgi apparatus|Golgi lumen|endoplasmic reticulum membrane|fungal-type vacuole|cis-Golgi network YOR211C MGM1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0739283150802612 1.82661640812995e-05 77 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 YPL067C_p YPL067C hom 0.0738319860556916 1.87317372437323e-05 78 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YPL067C is not an essential gene biological_process molecular_function cytoplasm YGL147C RPL9A hom FT TRANSLATION|RIBOSOME 0.0730502867240489 2.29505451204188e-05 79 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 YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0729155204840448 2.37636914181106e-05 80 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 YIR021W MRS1 hom FT RNA PROCESSING|MITOCHONDRION 0.0722177750953615 2.88245543294386e-05 81 Protein required for the splicing of two mitochondrial group I introns (BI3 in COB and AI5beta in COX1); forms a splicing complex, containing four subunits of Mrs1p and two subunits of the BI3-encoded maturase, that binds to the BI3 RNA Group I intron splicing endodeoxyribonuclease activity|RNA binding mitochondrion YLR222C UTP13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0720022908686234 3.00401196066508e-05 82 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 YGR266W YGR266W hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0718003557099864 3.16264072104097e-05 83 Protein of unknown function; predicted to contain a single transmembrane domain; mutant has increased aneuploidy tolerance; localized to both the mitochondrial outer membrane and the plasma membrane; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|plasma membrane YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0716720380506108 3.26753941740697e-05 84 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 YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0707720320201279 4.10166841846997e-05 85 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 YGR220C MRPL9 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0694666364545459 5.67732277547914e-05 86 Mitochondrial ribosomal protein of the large subunit cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR121C_d YOR121C hom 0.0694327618547476 5.7984922389558e-05 87 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 YLL018C-A COX19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0690936082322473 6.23941908366376e-05 88 Protein required for cytochrome c oxidase assembly, located in the cytosol and mitochondrial intermembrane space; putative copper metallochaperone that delivers copper to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|metal ion transport copper ion binding|copper chaperone activity cytosol|mitochondrial intermembrane space YPL132W COX11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.0689901693841303 6.38376213918312e-05 89 Mitochondrial inner membrane protein required for delivery of copper to the Cox1p subunit of cytochrome c oxidase; association with mitochondrial ribosomes suggests that copper delivery may occur during translation of Cox1p protein complex assembly|aerobic respiration copper ion binding mitochondrial envelope|mitochondrion|mitochondrial ribosome|mitochondrial inner membrane YOR012W_p YOR012W hom 0.0685139899025454 7.2440316877298e-05 90 Putative protein of unknown function biological_process molecular_function cellular_component YMR215W GAS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0683820783007606 7.40654644934884e-05 91 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 YHL038C CBP2 hom FT RNA PROCESSING|MITOCHONDRION 0.0682885493387254 7.57698045799915e-05 92 Required for splicing of the group I intron bI5 of the COB pre-mRNA; nuclear-encoded mitochondrial protein that binds to the RNA to promote splicing; also involved in but not essential for splicing of the COB bI2 intron and the intron in the 21S rRNA gene Group I intron splicing RNA binding mitochondrion YBR215W HPC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0680042424064543 8.11810857498907e-05 93 Subunit of the HIR complex, a nucleosome assembly complex involved in regulation of histone gene transcription; mutants display synthetic defects with subunits of FACT, a complex that allows passage of RNA Pol II through nucleosomes DNA replication-independent nucleosome assembly|regulation of transcription involved in G1/S phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter nucleosome binding|DNA binding HIR complex|nucleus YER028C MIG3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0671577176295903 9.95369052310311e-05 94 Transcriptional regulator; partially nonfunctional in S288C strains but has a major role in catabolite repression and ethanol response in some other strains; involved in response to toxic agents; phosphorylation by Snf1p or the Mec1p pathway inactivates Mig3p, allowing induction of damage response genes; MIG3 has a paralog, MIG2, that arose from the whole genome duplication cellular response to UV|negative regulation of transcription from RNA polymerase II promoter in response to UV-induced DNA damage|response to DNA damage stimulus RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nuclear chromatin YFL056C AAD6 hom FT OXIDATION-REDUCTION PROCESS 0.0670958150916268 0.000101022562718667 95 Putative aryl-alcohol dehydrogenase; involved in oxidative stress response; similar to P. chrysosporium aryl-alcohol dehydrogenase; expression induced in cells treated with the mycotoxin patulin cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YDR518W EUG1 hom FT ENDOPLASMIC RETICULUM 0.0670898596254449 0.00010116659155711 96 Protein disulfide isomerase of the endoplasmic reticulum lumen; EUG1 has a paralog, PDI1, that arose from the whole genome duplication; function overlaps with that of Pdi1p; may interact with nascent polypeptides in the ER protein folding protein disulfide isomerase activity|protein disulfide oxidoreductase activity endoplasmic reticulum YOR305W RRG7 hom FT MITOCHONDRION 0.0667055628864487 0.00011088120940237 97 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); YOR305W is not an essential gene biological_process molecular_function mitochondrion YDL032W_d YDL032W hom 0.0660697713792977 0.000128909136034488 98 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene SLM3/YDL033C; YDL032W is not an essential gene Unknown Unknown Unknown YPL241C CIN2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON 0.0659922439596456 0.000131287336315908 99 GTPase-activating protein (GAP) for Cin4p; tubulin folding factor C involved in beta-tubulin (Tub2p) folding; mutants display increased chromosome loss and benomyl sensitivity; deletion complemented by human GAP, retinitis pigmentosa 2 protein folding|tubulin complex assembly|tubulin complex biogenesis GTPase activator activity cellular_component YLR181C VTA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0659833577315963 0.000131562551223168 100 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 YGL145W TIP20 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0657186294888845 0.000140015076572249 101 Peripheral membrane protein required for fusion of COPI vesicles with the ER; prohibits back-fusion of COPII vesicles with the ER; forms a tethering complex with Sec39p and Dsl1p that interacts with ER SNAREs Sec20p and Use1p retrograde vesicle-mediated transport, Golgi to ER molecular_function Dsl1p complex|endoplasmic reticulum YDR339C FCF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0656258503246318 0.000143096542431011 102 Putative PINc domain nuclease required for early cleavages of 35S pre-rRNA and maturation of 18S rRNA; component of the SSU (small subunit) processome involved in 40S ribosomal subunit biogenesis; copurifies with Faf1p endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YNR045W PET494 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0655979579432051 0.00014403533889951 103 Mitochondrial translational activator specific for the COX3 mRNA, acts together with Pet54p and Pet122p; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YML129C COX14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0655403262747519 0.000145993489885316 104 Mitochondrial membrane protein, involved in translational regulation of Cox1p and assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes mitochondrial respiratory chain complex IV assembly|negative regulation of mitochondrial translation molecular_function mitochondrial envelope|mitochondrion|integral to membrane|mitochondrial inner membrane|mitochondrial matrix|extrinsic to membrane YBL080C PET112 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0652492819914798 0.000156270950207357 105 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 YNL235C_d YNL235C hom 0.0651881916421663 0.000158512915587442 106 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SIN4/YNL236W, a subunit of the mediator complex Unknown Unknown Unknown YOL164W-A_p YOL164W-A hom 0.0640265895882625 0.0002078031652385 107 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YOR276W CAF20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0634008289556683 0.000239196177906685 108 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 YKR079C TRZ1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0630301414928388 0.000262944674851656 109 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 YDL107W MSS2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0629889889933865 0.000262600128960337 110 Peripherally bound inner membrane protein of the mitochondrial matrix involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p protein insertion into mitochondrial membrane from inner side molecular_function extrinsic to mitochondrial inner membrane|mitochondrial matrix YKL138C MRPL31 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0622940961079914 0.000310220953691617 111 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0617897662939903 0.000343555815234362 112 Mitochondrial translational activator specific for the COX3 mRNA, acts together with Pet54p and Pet494p; located in the mitochondrial inner membrane positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis translation initiation factor activity mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.0608404644978137 0.000423603003990843 113 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 YDR056C_p YDR056C hom FT ENDOPLASMIC RETICULUM 0.0607349256445437 0.000433505229349583 114 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDR056C is not an essential protein biological_process molecular_function endoplasmic reticulum YER067C-A_d YER067C-A hom 0.0604634754510308 0.00045997527413525 115 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YER067W Unknown Unknown Unknown YDL068W_d YDL068W hom 0.0603744835461781 0.000468976232349555 116 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR102C_p YCR102C hom FT OXIDATION-REDUCTION PROCESS 0.0602087690286851 0.000497670735961285 117 Putative protein of unknown function, involved in copper metabolism; similar to C. carbonum toxD gene; member of the quinone oxidoreductase family response to copper ion molecular_function cellular_component YPR099C_d YPR099C hom 0.0601099576544812 0.00050155479444656 118 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 YOR199W_d YOR199W hom 0.0600861302958439 0.000504148039999387 119 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR023C YCR023C hom 0.0599974517528381 0.000511925214522428 120 Vacuolar membrane protein of unknown function; member of the multidrug resistance family; YCR023C is not an essential gene biological_process molecular_function fungal-type vacuole membrane|integral to membrane YJR034W PET191 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0595926825888349 0.000555413881409652 121 Protein required for assembly of cytochrome c oxidase; exists as an oligomer; described as both an integral mitochondrial inner membrane protein facing the intermembrane space (IMS) and as a soluble IMS protein; contains a twin Cx9C motif; imported into the IMS via the MIA import machinery mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|integral to mitochondrial inner membrane YPL183W-A RTC6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0588609624697458 0.000649544397187871 122 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 YGR150C CCM1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0584325303568282 0.000720560684068585 123 Mitochondrial 15s rRNA-binding protein; required for intron removal of COB and COX1 pre-mRNAs; contains pentatricopeptide repeat (PPR) motifs; mutant is respiratory deficient and has defective plasma membrane electron transport rRNA metabolic process|mitochondrial RNA processing|mitochondrial genome maintenance rRNA binding mitochondrion YOR080W DIA2 hom FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0583885376185575 0.000717981328562526 124 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 YLR203C MSS51 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0582742371843718 0.000735516420163931 125 Specific translational activator for the mitochondrial COX1 mRNA; loosely associated with the matrix face of the mitochondrial inner membrane; influences both COX1 mRNA translation and Cox1p assembly into cytochrome c oxidase; binds to heme B, which may be a mechanism for sensing oxygen levels in order to regulate cytochrome c oxidase biogenesis mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0579849669808681 0.000781686037176516 126 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 YPR151C SUE1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0579714271295948 0.000783911607334339 127 Mitochondrial protein required for degradation of unstable forms of cytochrome c protein catabolic process molecular_function mitochondrial envelope YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.057935744751142 0.00078980497852989 128 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 YOR093C_p YOR093C hom FT NUCLEUS 0.0579123425798001 0.000795130206340371 129 Putative protein of unknown function; deletion causes sensitivity to unfolded protein response-inducing agents biological_process molecular_function integral to membrane YGR007W ECT1 hom FT LIPID METABOLISM|NUCLEUS 0.0577466355412768 0.00082173069933324 130 Ethanolamine-phosphate cytidylyltransferase, catalyzes the second step of phosphatidylethanolamine biosynthesis; involved in the maintenance of plasma membrane; similar to mammalian CTP: phosphocholine cytidylyl-transferases phosphatidylethanolamine biosynthetic process ethanolamine-phosphate cytidylyltransferase activity nucleus|cytoplasm YGR079W_p YGR079W hom 0.0573451921568507 0.000893508371198106 131 Putative protein of unknown function; YGR079W is not an essential gene biological_process molecular_function cellular_component YDL067C COX9 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.057253872297847 0.000910627503221864 132 Subunit VIIa of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YMR150C IMP1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.057164376334989 0.00092769905878881 133 Catalytic subunit of the mitochondrial inner membrane peptidase complex, required for maturation of mitochondrial proteins of the intermembrane space; complex contains Imp1p and Imp2p (both catalytic subunits), and Som1p protein processing involved in protein targeting to mitochondrion endopeptidase activity mitochondrion|mitochondrial inner membrane peptidase complex YMR013W-A_d YMR013W-A hom 0.057075598049701 0.00094492614174765 134 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the characterized snoRNA gene snR73 Unknown Unknown Unknown YDL133C-A RPL41B hom FT TRANSLATION|RIBOSOME 0.0569520471644876 0.000969393994123887 135 Ribosomal 60S subunit protein L41B; comprises only 25 amino acids; rpl41a rpl41b double null mutant is viable; homologous to mammalian ribosomal protein L41, no bacterial homolog; RPL41B has a paralog, RPL41A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR298C ATP5 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.056833341253009 0.000993453572307374 136 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 YNL086W_p SNN1 hom 0.0564504147256798 0.00107673982709122 137 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 YOR299W BUD7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0564071407535773 0.00109196357974578 138 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, including Chs3p, from the Golgi to the plasma membrane; BUD7 has a paralog, BCH1, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process|cellular bud site selection molecular_function trans-Golgi network transport vesicle|clathrin-coated vesicle|exomer complex YNL296W_d YNL296W hom 0.0557158961841155 0.0012486027446534 139 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 YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0557048140113702 0.00126411270924195 140 Ubiquinol-cytochrome-c reductase, a Rieske iron-sulfur protein of the mitochondrial cytochrome bc1 complex; transfers electrons from ubiquinol to cytochrome c1 during respiration; during import, Rip1p is first imported into the mitochondrial matrix where it is processed, acquires its Fe-S cluster, and is folded, then is translocated into the inner membrane by the action of a homo-oligomer of Bcs1p, and finally is delivered by Bcs1p to Complex III for assembly mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YBL009W ALK2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION 0.0556962794851203 0.00125357905366678 141 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 YNL307C MCK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0553435284935359 0.00134624637725604 142 Protein serine/threonine/tyrosine (dual-specificity) kinase; involved in control of chromosome segregation and in regulating entry into meiosis; interacts with Clb2p and Mih1p; inhibits Clb2p-Cdk1 activity; related to mammalian glycogen synthase kinases of the GSK-3 family meiosis|double-strand break repair via nonhomologous end joining|ascospore formation|protein phosphorylation|response to stress|mitotic sister chromatid segregation protein serine/threonine/tyrosine kinase activity|protein serine/threonine kinase activity|protein kinase activity cellular_component YDR255C RMD5 hom FT KETONE METABOLISM|CELL CYCLE|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.0549946096136316 0.00144408445115479 143 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 YCR024C SLM5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0543580810485555 0.00163962402871195 144 Mitochondrial asparaginyl-tRNA synthetase asparaginyl-tRNA aminoacylation|mitochondrial asparaginyl-tRNA aminoacylation asparagine-tRNA ligase activity mitochondrion YDL121C_p YDL121C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0543561508669929 0.00167220873023451 145 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDL121C is not an essential protein biological_process molecular_function endoplasmic reticulum YDL198C GGC1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0542487420809235 0.00168904190178087 146 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 YDR519W FPR2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0537045415800725 0.0018654837549767 147 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 YGL064C MRH4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0535030620014504 0.00194067226505325 148 Mitochondrial ATP-dependent RNA helicase of the DEAD-box family, plays an essential role in mitochondrial function RNA metabolic process RNA helicase activity mitochondrion YMR256C COX7 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0531460816919572 0.0021000944564304 149 Subunit VII of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YDR347W MRP1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0529914609151991 0.00214425936825239 150 Mitochondrial ribosomal protein of the small subunit; MRP1 exhibits genetic interactions with PET122, encoding a COX3-specific translational activator, and with PET123, encoding a small subunit mitochondrial ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLL033W IRC19 hom 0.052980437037265 0.00214885412756975 151 Putative protein of unknown function; YLL033W is not an essential gene but mutant is defective in spore formation; null mutant displays increased levels of spontaneous Rad52p foci mitotic recombination|ascospore formation molecular_function cellular_component YIL084C SDS3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0529610201389307 0.00217022684496287 152 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 YLR260W LCB5 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0523845425057304 0.00245858969332248 153 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 YDL027C_p YDL027C hom FT MITOCHONDRION 0.0523204485389569 0.00244095352159968 154 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YDL027C is not an essential gene biological_process molecular_function mitochondrion YBR204C LDH1 hom FT LIPID METABOLISM 0.0522577752647969 0.00247050028180756 155 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 YJL127C SPT10 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.051934461959397 0.00262818553273389 156 Putative histone acetylase with a role in transcriptional silencing, sequence-specific activator of histone genes, binds specifically and cooperatively to pairs of UAS elements in core histone promoters, functions at or near the TATA box DNA repair|negative regulation of transcription from RNA polymerase II promoter|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette histone acetyltransferase activity|sequence-specific DNA binding nucleus YDL069C CBS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0519190705895776 0.0026593724556915 157 Mitochondrial translational activator of the COB mRNA; membrane protein that interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial ribosome YER044C-A MEI4 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0519054036617568 0.00264279888908279 158 Meiosis-specific protein involved in double-strand break formation during meiotic recombination; required for chromosome synapsis and production of viable spores meiotic DNA double-strand break formation molecular_function condensed nuclear chromosome YDR299W BFR2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0518323822786323 0.00267984945408272 159 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 YLR174W IDP2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0517672788916726 0.00272526165377023 160 Cytosolic NADP-specific isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate; levels are elevated during growth on non-fermentable carbon sources and reduced during growth on glucose; IDP2 has a paralog, IDP3, that arose from the whole genome duplication glutamate biosynthetic process|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity cytosol YDR294C DPL1 hom FT KETONE METABOLISM|LIPID METABOLISM|SIGNALING|RESPONSE TO NUTRIENT LEVELS|ENDOPLASMIC RETICULUM 0.0515522267821645 0.00283056451670231 161 Dihydrosphingosine phosphate lyase, regulates intracellular levels of sphingolipid long-chain base phosphates (LCBPs), degrades phosphorylated long chain bases, prefers C16 dihydrosphingosine-l-phosphate as a substrate calcium-mediated signaling|sphingolipid metabolic process|cellular response to starvation sphinganine-1-phosphate aldolase activity endoplasmic reticulum|cortical endoplasmic reticulum|perinuclear endoplasmic reticulum YMR027W_p YMR027W hom FT NUCLEUS 0.0514681523486437 0.00287184213281561 162 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 YOL037C_d YOL037C hom 0.0514611051707638 0.00287985735336929 163 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOL036W Unknown Unknown Unknown YJL080C SCP160 hom FT CELL CYCLE|SIGNALING|RNA LOCALIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0509770461492218 0.00315509165691287 164 Essential RNA-binding G protein effector of mating response pathway, mainly associated with nuclear envelope and ER, interacts in mRNA-dependent manner with translating ribosomes via multiple KH domains, similar to vertebrate vigilins meiotic telomere clustering|pheromone-dependent signal transduction involved in conjugation with cellular fusion|chromosome segregation|intracellular mRNA localization|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere G-protein alpha-subunit binding|RNA binding endoplasmic reticulum membrane|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YLR041W_d YLR041W hom 0.0509503407850431 0.00316643384335054 165 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 YLL009C COX17 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0509213901707405 0.00318368985604479 166 Copper metallochaperone that transfers copper to Sco1p and Cox11p for eventual delivery to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|intracellular copper ion transport copper chaperone activity cytosol|mitochondrion|mitochondrial intermembrane space YOL024W_p YOL024W hom 0.0506468978625474 0.00335160890335691 167 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site; YOL024W has a paralog, IGD1, that arose from the whole genome duplication biological_process molecular_function cellular_component YJR015W_p YJR015W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0503190397759584 0.00356271790038352 168 Putative protein of unknown function; localizes to the endoplasmic reticulum and cytoplasm; predicted to encode a membrane transporter based on phylogenetic analysis; YJR015W is a non-essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum|cytoplasm YOR055W_d YOR055W hom 0.0503068712789911 0.00357078100848446 169 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL051W LHP1 hom FT RNA PROCESSING|NUCLEUS 0.0502315831874202 0.00362103852229942 170 RNA binding protein required for maturation of tRNA and U6 snRNA precursors; acts as a molecular chaperone for RNAs transcribed by polymerase III; homologous to human La (SS-B) autoantigen tRNA processing RNA binding|tRNA binding nucleoplasm|nucleolus|nucleus YHR040W BCD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0501955334336974 0.0036503899992754 171 Essential protein required for the accumulation of box C/D snoRNA snoRNA metabolic process nucleic acid binding nucleus|cytoplasm YMR067C UBX4 hom FT PROTEOLYSIS|NUCLEUS 0.0500961378747017 0.0037130749165378 172 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 YGR215W RSM27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.050092666652221 0.00371546133590113 173 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL137C GLG2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0498160633892891 0.00394238836446929 174 Glycogenin glucosyltransferase; self-glucosylating initiator of glycogen synthesis, also glucosylates n-dodecyl-beta-D-maltoside; similar to mammalian glycogenin; GLG2 has a paralog, GLG1, that arose from the whole genome duplication glycogen biosynthetic process glycogenin glucosyltransferase activity cytoplasm YOR218C_d YOR218C het 0.0497804771105089 0.00393587396043393 175 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene RFC1/YOR217W Unknown Unknown Unknown YIL029C_p YIL029C hom 0.0497103342164782 0.00398700124927205 176 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 YLR069C MEF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0496920159828397 0.00400045233473448 177 Mitochondrial elongation factor involved in translational elongation mitochondrial translational elongation|mitochondrial translation translation elongation factor activity mitochondrion YDR239C YDR239C hom 0.0494551817455914 0.00417810670943789 178 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome|cytoplasm YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.049300284046827 0.00432707337676299 179 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 YBR207W FTH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.049154833871054 0.00441368292433695 180 Putative high affinity iron transporter; involved in transport of intravacuolar stores of iron; forms complex with Fet5p; expression is regulated by iron; proposed to play indirect role in endocytosis; protein abundance increases in response to DNA replication stress endocytosis|high-affinity iron ion transport iron ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YDL036C PUS9 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0490338920762918 0.0045118939822903 181 Mitochondrial tRNA:pseudouridine synthase, catalyzes the formation of pseudouridine at position 32 in mitochondrial tRNAs; contains an N-terminal mitochondrial targeting sequence tRNA pseudouridine synthesis pseudouridine synthase activity mitochondrion|nucleus|cytoplasm YHR091C MSR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0489494750897081 0.00458161318897178 182 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 YCR016W_p YCR016W hom FT NUCLEUS 0.0486913918055899 0.00480085239034966 183 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 YKR069W MET1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0486862799277604 0.00480528913559203 184 S-adenosyl-L-methionine uroporphyrinogen III transmethylase, involved in the biosynthesis of siroheme, a prosthetic group used by sulfite reductase; required for sulfate assimilation and methionine biosynthesis siroheme biosynthetic process|methionine biosynthetic process|sulfate assimilation uroporphyrin-III C-methyltransferase activity intracellular YLR250W SSP120 hom 0.0486076496838862 0.00487400343607927 185 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YKL068W-A_p YKL068W-A hom 0.048480131916982 0.00498733083172636 186 Putative protein of unknown function; identified by homology to Ashbya gossypii biological_process molecular_function cellular_component YOR096W RPS7A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0484559219534264 0.00500911377481361 187 Protein component of the small (40S) ribosomal subunit; interacts with Kti11p; deletion causes hypersensitivity to zymocin; homologous to mammalian ribosomal protein S7, no bacterial homolog; RPS7A has a paralog, RPS7B, that arose from the whole genome duplication cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|90S preribosome YDL060W TSR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0484460317537915 0.00501803720495388 188 Protein required for processing of 20S pre-rRNA in the cytoplasm; associates with pre-40S ribosomal particles; inhibits the premature association of 60S subunits with assembling 40S subunits in the cytoplasm; similar to Bms1p; relocalizes from nucleus to cytoplasm upon DNA replication stress rRNA processing|ribosome biogenesis ribonucleoprotein complex binding nucleolus|cytoplasm|90S preribosome YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0482847991073576 0.00516554970812428 189 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 YML051W GAL80 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEUS 0.0482272561024522 0.00522586731863427 190 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 YIL030C SSM4 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.04804854657557 0.00538877784986566 191 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 YPR016C TIF6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0480120634875833 0.00542401522978584 192 Constituent of 66S pre-ribosomal particles, has similarity to human translation initiation factor 6 (eIF6); may be involved in the biogenesis and or stability of 60S ribosomal subunits ribosomal subunit export from nucleus|maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing ribosomal large subunit binding nucleolus|nucleus|preribosome, large subunit precursor|cytoplasm YLR273C PIG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0479313993634991 0.00550266425114443 193 Putative targeting subunit for the type-1 protein phosphatase Glc7p that tethers it to the Gsy2p glycogen synthase regulation of glycogen biosynthetic process protein phosphatase type 1 regulator activity protein phosphatase type 1 complex YFL015C_d YFL015C hom 0.0476560455634139 0.00577894943434619 194 Dubious open reading frame unlikely to encode a protein; partially overlaps dubious ORF YFL015W-A; YFL015C is not an essential gene Unknown Unknown Unknown YLR112W_d YLR112W hom 0.0475172858694377 0.00592286299653848 195 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR405W MRP20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0474415655655705 0.00600274999170809 196 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0470299529507141 0.0064542296307719 197 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 YBR179C FZO1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0466234523866176 0.00695506813204932 198 Mitofusin; integral membrane protein involved in mitochondrial outer membrane tethering and fusion; role in mitochondrial genome maintenance; efficient tethering and degradation of Fzo1p requires an intact N-terminal GTPase domain; targeted for destruction by the ubiquitin ligase SCF-Mdm30p and the cytosolic ubiquitin-proteasome system mitochondrial fusion GTPase activity|protein homodimerization activity mitochondrial outer membrane|mitochondrion|mitochondrial inner membrane|integral to mitochondrial outer membrane YDL233W_p MFG1 hom FT NUCLEUS 0.0466066336656294 0.00695017897173133 199 Regulator of filamentous growth; interacts with FLO11 promoter and regulates FLO11 expression; binds to transcription factors Flo8p and Mss11p; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YDL233W is not an essential gene biological_process molecular_function nucleus|cytoplasm YDR377W ATP17 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0465227932914367 0.00705237038087891 200 Subunit f of the F0 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YER129W SAK1 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0464106853789739 0.00719976651745012 201 Upstream serine/threonine kinase for the SNF1 complex; partially redundant with Elm1p and Tos3p; members of this family have functional orthology with LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process|DNA-dependent DNA replication protein serine/threonine kinase activity|protein kinase activity cytoplasm YHR081W LRP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0463962942302057 0.00728743371735386 202 Nuclear exosome-associated nucleic acid binding protein; involved in RNA processing, surveillance, degradation, tethering, and export; homolog of mammalian nuclear matrix protein C1D involved in regulation of DNA repair and recombination U5 snRNA 3'-end processing|nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|nuclear retention of pre-mRNA at the site of transcription|U4 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) double-stranded RNA binding|double-stranded DNA binding nuclear exosome (RNase complex) YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0463812386916636 0.00722797257376432 203 Ubiquitin; becomes conjugated to proteins, marking them for selective degradation via the ubiquitin-26S proteasome system; essential for the cellular stress response; encoded as a polyubiquitin precursor comprised of 5 head-to-tail repeats; protein abundance increases in response to DNA replication stress protein deubiquitination|ascospore formation|protein monoubiquitination|protein polyubiquitination|protein ubiquitination|response to stress ATP-dependent protein binding|protein tag cytoplasm YEL071W DLD3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0462749431527562 0.00736240287427128 204 D-lactate dehydrogenase, part of the retrograde regulon which consists of genes whose expression is stimulated by damage to mitochondria and reduced in cells grown with glutamate as the sole nitrogen source, located in the cytoplasm lactate metabolic process|filamentous growth D-lactate dehydrogenase (cytochrome) activity cytoplasm YPL213W LEA1 hom FT RNA PROCESSING|NUCLEUS 0.0461412695626576 0.00753463804045773 205 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 YDR082W STN1 het FT NUCLEUS|CHROMOSOME 0.0460292797104899 0.00770902190873249 206 Telomere end-binding and capping protein, plays a key role with Pol12p in linking telomerase action with completion of lagging strand synthesis, and in a regulatory step required for telomere capping telomere capping|negative regulation of telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YKL085W MDH1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0458121912276111 0.00802104367800433 207 Mitochondrial malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the tricarboxylic acid (TCA) cycle; phosphorylated chronological cell aging|replicative cell aging|tricarboxylic acid cycle|aerobic respiration L-malate dehydrogenase activity|mRNA binding mitochondrion|mitochondrial matrix YER077C_p YER077C hom FT MITOCHONDRION 0.0457601656018323 0.00804567653557727 208 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function mitochondrion YLR044C PDC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0455850854218069 0.00829068052030687 209 Major of three pyruvate decarboxylase isozymes, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde; subject to glucose-, ethanol-, and autoregulation; involved in amino acid catabolism L-phenylalanine catabolic process|pyruvate metabolic process|glucose catabolic process to ethanol|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity cytosol|nucleus|cytoplasm YGR174C CBP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.04556659382689 0.00832660991381435 210 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 YGR076C MRPL25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0455533413025195 0.00833581045572094 211 Mitochondrial ribosomal protein of the large subunit; mutation confers increased replicative lifespan mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOL046C_d YOL046C hom 0.0453732227295913 0.00859606516165862 212 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 YNL054W VAC7 hom FT LIPID METABOLISM 0.0448847367835629 0.0093388010795317 213 Integral vacuolar membrane protein involved in vacuole inheritance and morphology; activates Fab1p kinase activity under basal conditions and also after hyperosmotic shock positive regulation of phosphatidylinositol biosynthetic process|positive regulation of kinase activity molecular_function fungal-type vacuole membrane|integral to membrane|PAS complex|vacuolar membrane|cytoplasm YOR059C YOR059C hom FT LIPID METABOLISM 0.0447785973182317 0.00950756081750085 214 Lipid particle protein of unknown function; contains a putative lipase serine active site; induced by transcription factor Rpn4p; protein abundance increases in response to DNA replication stress biological_process molecular_function lipid particle YIL026C IRR1 het FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0447101463291269 0.00967195461383509 215 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 YJL003W COX16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0447066237751474 0.00962353880469973 216 Mitochondrial inner membrane protein, required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial inner membrane YNR037C RSM19 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0445413717301629 0.00989460863326879 217 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 YMR175W-A_p YMR175W-A hom 0.0445374108133619 0.00990118850795476 218 Putative protein of unknown function biological_process molecular_function cellular_component YLR108C YLR108C hom FT NUCLEUS 0.0444481127797889 0.0100505682183654 219 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YLR108C is not an esssential gene; protein abundance increases in response to DNA replication stress; YLR108C has a paralog, YDR132C, that arose from the whole genome duplication biological_process molecular_function nucleus YGR259C_d YGR259C hom 0.0444080757840055 0.010151896457983 220 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 YMR072W ABF2 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0441714911225703 0.01052612011203 221 Mitochondrial DNA-binding protein involved in mitochondrial DNA replication and recombination, member of HMG1 DNA-binding protein family; activity may be regulated by protein kinase A phosphorylation mitochondrion inheritance|mitochondrial DNA packaging|mitochondrial genome maintenance DNA binding, bending|DNA binding mitochondrial nucleoid|mitochondrial chromosome|mitochondrion YDL197C ASF2 hom FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0440819517727574 0.0106842813321711 222 Anti-silencing protein that causes derepression of silent loci when overexpressed chromatin silencing at silent mating-type cassette molecular_function nuclear chromosome, telomeric region|nucleus YNL011C_p YNL011C hom 0.0439486270344769 0.0109236992517206 223 Putative protein of unknown function; YNL011C is not an essential gene biological_process molecular_function cellular_component YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0439175205392438 0.0109921748626746 224 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 YJL209W CBP1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0438349892273836 0.0111798276480735 225 Mitochondrial protein, regulator of COB mRNA stability and translation; interacts with the 5'-untranslated region of the COB mRNA; found in a complex at the inner membrane along with Pet309p; localizes to mitochondrial foci upon DNA replication stress mitochondrial mRNA catabolic process|aerobic respiration mRNA binding mitochondrion|extrinsic to mitochondrial inner membrane YLL026W HSP104 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.043752754881506 0.0112840814177536 226 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 YKL065C YET1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0434963749456164 0.011771717500825 227 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 YGR157W CHO2 hom FT LIPID METABOLISM 0.0434796601126864 0.0119180441486114 228 Phosphatidylethanolamine methyltransferase (PEMT), catalyzes the first step in the conversion of phosphatidylethanolamine to phosphatidylcholine during the methylation pathway of phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidylethanolamine N-methyltransferase activity integral to membrane|endoplasmic reticulum YLR129W DIP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0434224066354727 0.0119158354560457 229 Nucleolar protein, specifically associated with the U3 snoRNA, part of the large ribonucleoprotein complex known as the small subunit (SSU) processome, required for 18S rRNA biogenesis, part of the active pre-rRNA processing complex endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.043409729427067 0.0121586333078244 230 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 YGR062C COX18 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.043370481061876 0.0120179379330858 231 Mitochondrial integral inner membrane protein required for membrane insertion of C-terminus of Cox2p; interacts genetically and physically with Mss2p and Pnt1p; similar to S. cerevisiae Oxa1, N. crassa Oxa2p, and E. coli YidC protein insertion into mitochondrial membrane from inner side membrane insertase activity integral to membrane|integral to mitochondrial inner membrane YDR536W STL1 hom FT PLASMA MEMBRANE 0.0433075235180721 0.0121427720185807 232 Glycerol proton symporter of the plasma membrane, subject to glucose-induced inactivation, strongly but transiently induced when cells are subjected to osmotic shock transport|glycerol transport|transmembrane transport solute:hydrogen symporter activity|transporter activity integral to membrane|plasma membrane|membrane YGR165W MRPS35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0432840441202865 0.0122802536077054 233 Mitochondrial ribosomal protein of the small subunit; null mutant does not grow on glycerol, is sensitive to 2,4-dichlorophenol, and accumulates large lipid droplets mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YKL194C MST1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.042938584825612 0.0128976648454517 234 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 YGR033C TIM21 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0428932832866313 0.0129931607882269 235 Nonessential subunit of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); interacts with the Translocase of the Outer Mitochondrial membrane (TOM complex) and with respiratory enzymes; may regulate TIM23 complex activity protein import into mitochondrial matrix molecular_function mitochondrion|mitochondrial inner membrane presequence translocase complex YDR139C RUB1 hom 0.0427845271762392 0.0132249756610126 236 Ubiquitin-like protein with similarity to mammalian NEDD8; conjugation (neddylation) substrates include the cullins Cdc53p, Rtt101p, and Cul3p; activated by Ula1p and Uba3p (E1 enzyme pair); conjugation mediated by Ubc12p (E2 enzyme) protein neddylation protein tag cytoplasm YDR100W TVP15 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0427106044766723 0.0133846219793857 237 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p vesicle-mediated transport molecular_function COPI-coated vesicle|integral to membrane|integral to Golgi membrane YJL062W-A COA3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0426094084988215 0.0136059284498437 238 Mitochondrial inner membrane protein that participates in regulation of COX1 translation, Cox1p stabilization, and cytochrome oxidase assembly mitochondrial respiratory chain complex IV assembly|negative regulation of mitochondrial translation molecular_function mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YOR316C COT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0425059582174462 0.0138354985994523 239 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 YMR269W TMA23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0423775792819306 0.0141251378054026 240 Nucleolar protein implicated in ribosome biogenesis; deletion extends chronological lifespan ribosomal small subunit biogenesis molecular_function ribosome|nucleolus YOR003W YSP3 hom FT PROTEOLYSIS 0.0423253192300171 0.0142445664983204 241 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YPR113W PIS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0423151138515895 0.014267992263073 242 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 YCL028W RNQ1 hom FT NUCLEUS 0.042173871387245 0.0145957108997869 243 [PIN(+)] prion, an infectious protein conformation that is generally an ordered protein aggregate biological_process molecular_function cytosol YGL143C MRF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0419831623294894 0.0151091263757032 244 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 YMR267W PPA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0419733435342415 0.015102582392138 245 Mitochondrial inorganic pyrophosphatase, required for mitochondrial function and possibly involved in energy generation from inorganic pyrophosphate aerobic respiration inorganic diphosphatase activity mitochondrion YMR180C CTL1 hom FT RNA PROCESSING|NUCLEUS 0.0418108207980015 0.015468702412228 246 RNA 5'-triphosphatase, localizes to both the nucleus and cytoplasm biological_process polynucleotide 5'-phosphatase activity nucleus|cytoplasm YHR184W SSP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0417330037861563 0.0156772149245727 247 Protein involved in the control of meiotic nuclear division and coordination of meiosis with spore formation; transcription is induced midway through meiosis ascospore wall assembly|protein complex assembly molecular_function prospore membrane YOR037W CYC2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0415619438088568 0.0160933830357872 248 Mitochondrial peripheral inner membrane protein, contains a FAD cofactor in a domain exposed in the intermembrane space; exhibits redox activity in vitro; likely participates in ligation of heme to acytochromes c and c1 (Cyc1p and Cyt1p) cytochrome c-heme linkage|mitochondrial membrane organization oxidoreductase activity extrinsic to mitochondrial inner membrane|mitochondrion YAL027W SAW1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0415014528332989 0.0162485232013657 249 5'- and 3'-flap DNA binding protein; stimulates the endonuclease activity of Rad1/Rad10p; involved in Rad1p/Rad10p-dependent removal of 3'-nonhomologous tails during double-strand break repair via single-strand annealing; green fluorescent protein (GFP)-fusion protein localizes to the nucleus double-strand break repair via single-strand annealing, removal of nonhomologous ends molecular_function nucleus YER050C RSM18 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.041436495070111 0.0164165805365305 250 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 YDR092W UBC13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0413397987654372 0.0166695781568156 251 Ubiquitin-conjugating enzyme involved in the error-free DNA postreplication repair pathway; interacts with Mms2p to assemble ubiquitin chains at the Ub Lys-63 residue; DNA damage triggers redistribution from the cytoplasm to the nucleus postreplication repair|protein monoubiquitination|protein polyubiquitination|free ubiquitin chain polymerization ubiquitin-protein ligase activity ubiquitin conjugating enzyme complex|nucleus|cytoplasm YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0412772887475971 0.0168349456251679 252 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 YPR021C AGC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0412725016943685 0.0168476686939205 253 Mitochondrial amino acid transporter, acts both as a glutamate uniporter and as an aspartate-glutamate exchanger; involved in nitrogen metabolism and nitrogen compound biosynthesis L-glutamate transport|aspartate transport|cellular nitrogen compound biosynthetic process antiporter activity|L-aspartate transmembrane transporter activity|L-glutamate transmembrane transporter activity|uniporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YKL164C PIR1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS 0.0411948458562807 0.0170552446488171 254 O-glycosylated protein required for cell wall stability; attached to the cell wall via beta-1,3-glucan; mediates mitochondrial translocation of Apn1p; expression regulated by the cell integrity pathway and by Swi5p during the cell cycle; PIR1 has a paralog, YJL160C, that arose from the whole genome duplication intracellular protein transport|fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall YMR035W IMP2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0411685918901167 0.0171259277383545 255 Catalytic subunit of the mitochondrial inner membrane peptidase complex, required for maturation of mitochondrial proteins of the intermembrane space; complex contains Imp1p and Imp2p (both catalytic subunits), and Som1p protein processing involved in protein targeting to mitochondrion endopeptidase activity mitochondrial inner membrane peptidase complex YBR108W AIM3 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0409806409536767 0.0176394892849583 256 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 YMR002W MIC17 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0408807698411794 0.0179178304830235 257 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 YGR171C MSM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0408785310682526 0.0179241137779157 258 Mitochondrial methionyl-tRNA synthetase (MetRS), functions as a monomer in mitochondrial protein synthesis; functions similarly to cytoplasmic MetRS although the cytoplasmic form contains a zinc-binding domain not found in Msm1p methionyl-tRNA aminoacylation methionine-tRNA ligase activity mitochondrion YKL047W_p ANR2 hom 0.0407212766153865 0.0183703163263648 259 Putative protein of unknown function, predicted to be palmitoylated; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YHR038W RRF1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0406505055977343 0.0185742770342877 260 Mitochondrial ribosome recycling factor, essential for mitochondrial protein synthesis and for the maintenance of the respiratory function of mitochondria mitochondrial translation translation release factor activity mitochondrion YDR079W PET100 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0403437997926436 0.0194812588432191 261 Chaperone that specifically facilitates the assembly of cytochrome c oxidase, integral to the mitochondrial inner membrane; interacts with a subcomplex of subunits VII, VIIa, and VIII (Cox7p, Cox9p, and Cox8p) but not with the holoenzyme mitochondrial respiratory chain complex IV assembly|aerobic respiration unfolded protein binding mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YLR427W MAG2 hom 0.0403304880818116 0.0195214847918109 262 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 YML020W_p YML020W hom 0.0403048530438358 0.0195991543029179 263 Putative protein of unknown function biological_process molecular_function cellular_component YLR173W_p YLR173W hom 0.0402854735208833 0.0196580496819115 264 Putative protein of unknown function biological_process molecular_function cellular_component YOR268C_p YOR268C hom 0.0400024541032081 0.0205359289377301 265 Putative protein of unknown function; sporulation is abnormal in homozygous diploid; YOR268C is not an essential gene biological_process molecular_function cellular_component YKR055W RHO4 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0400005845572604 0.0205418397731172 266 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, likely to be involved in the establishment of cell polarity positive regulation of formin-nucleated actin cable assembly|maintenance of cell polarity|regulation of formin-nucleated actin cable assembly GTPase activity incipient cellular bud site|plasma membrane|cellular bud neck YGR149W_p YGR149W hom 0.0399296511128538 0.0207672042053031 267 Putative protein of unknown function; predicted to be an integal membrane protein biological_process molecular_function integral to membrane YIL067C_p YIL067C hom 0.0399080505920639 0.0208362583033308 268 Uncharacterized protein of unknown function biological_process molecular_function integral to membrane|fungal-type vacuole YER087W AIM10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0398450486147761 0.021038811434235 269 Protein with similarity to tRNA synthetases; non-tagged protein is detected in purified mitochondria; null mutant is viable and displays elevated frequency of mitochondrial genome loss biological_process proline-tRNA ligase activity mitochondrion YDR337W MRPS28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0397168711686154 0.0214756648604907 270 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|RNA binding mitochondrion|mitochondrial small ribosomal subunit YHR131C_p YHR131C hom 0.0395797650577813 0.0220294073734484 271 Putative protein of unknown function; GFP-fusion protein localizes to the cytoplasm; overexpression causes cell cycle delay or arrest; contains a PH domain and binds phosphatidylinositols and other lipids in a large-scale study biological_process molecular_function cytoplasm YLR412W BER1 hom FT CYTOSKELETON 0.0394886544115478 0.0222172223192653 272 Protein involved in microtubule-related processes, N-acetylation; GFP-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS; YLR412W is not an essential gene; similar to Arabidopsis SRR1 gene biological_process molecular_function cytoplasm YLR145W RMP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0394341635830864 0.022402361303697 273 Subunit of RNase MRP, which processes pre-rRNA and has a role in cell cycle-regulated degradation of daughter cell-specific mRNAs; unlike most subunits, not shared between RNase MRP and nuclear RNase P maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mRNA cleavage ribonuclease MRP activity nucleolus|nucleus|ribonuclease MRP complex|cytoplasm YML081C-A ATP18 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0394288504220999 0.0224204849228916 274 Subunit of the mitochondrial F1F0 ATP synthase, which is a large enzyme complex required for ATP synthesis; termed subunit I or subunit j; does not correspond to known ATP synthase subunits in other organisms mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YMR312W ELP6 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0393608370239151 0.0227143217848906 275 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity protein urmylation|regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0393212392787053 0.0227903071675403 276 Molecular chaperone, required for the assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase mitochondrion organization|mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding mitochondrion|mitochondrial matrix YGR195W SKI6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0393050337525156 0.0228667949027967 277 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp41p (EXOSC4) nuclear mRNA surveillance|U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|U1 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YJL038C LOH1 hom 0.039293424160048 0.0229071190418076 278 Protein of unknown function with proposed roles in maintenance of genome integrity and also in spore wall assembly; induced during sporulation; repressed during vegetative growth by Sum1p and Hst1p; sequence similar to IRC1 chromosome organization molecular_function cellular_component YKL220C FRE2 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0392520236436347 0.0230309670854847 279 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low iron levels but not by low copper levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YNL259C ATX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS 0.0392350367313785 0.0231518934656923 280 Cytosolic copper metallochaperone that transports copper to the secretory vesicle copper transporter Ccc2p for eventual insertion into Fet3p, which is a multicopper oxidase required for high-affinity iron uptake copper ion transport|cellular response to oxidative stress|cellular iron ion homeostasis copper chaperone activity cytosol YBR056W-A_p YBR056W-A hom 0.0391895869712496 0.0232499463863319 281 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the dubious ORF YBR056C-B biological_process molecular_function cellular_component YHL004W MRP4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0391703641723777 0.0233177277873555 282 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|tRNA binding mitochondrion|mitochondrial small ribosomal subunit YDR507C GIN4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0391567568703505 0.023365812005303 283 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 YGL139W FLC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0390590017158705 0.0238183540217298 284 Putative FAD transporter, similar to Flc1p and Flc2p; localized to the ER FAD transport|transmembrane transport FAD transmembrane transporter activity mitochondrion|integral to membrane|endoplasmic reticulum YGR031W IMO32 hom FT MITOCHONDRION 0.0389493244569485 0.024109539732437 285 Conserved mitochondrial protein of unknown function; processed by both mitochondrial processing peptidase and mitochondrial octapeptidyl aminopeptidase; gene contains the nested antisense gene NAG1 biological_process molecular_function mitochondrion YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0389226114869932 0.0242067918194599 286 Mitochondrial ribosomal protein of the large subunit; homolog of human Bcl-2 interacting protein BMRP mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR147W RTC2 hom FT MITOCHONDRION 0.0388866533093016 0.0243382389463087 287 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; positive regulation by Lys14p suggests that lysine may be the primary substrate; member of the PQ-loop family, with seven transmembrane domains; similar to mammalian PQLC2 vacuolar transporter biological_process molecular_function mitochondrion|integral to membrane YGL223C COG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0388556779946093 0.0246016540795783 288 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 YLR284C ECI1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0388109738991405 0.0246597819536338 289 Peroxisomal delta3,delta2-enoyl-CoA isomerase, hexameric protein that converts 3-hexenoyl-CoA to trans-2-hexenoyl-CoA, essential for the beta-oxidation of unsaturated fatty acids, oleate-induced fatty acid beta-oxidation dodecenoyl-CoA delta-isomerase activity peroxisome YHR147C MRPL6 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0387764600985137 0.0248742249705043 290 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YPL196W OXR1 hom FT RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0387700377525219 0.0247687971999629 291 Protein of unknown function required for normal levels of resistance to oxidative damage, null mutants are sensitive to hydrogen peroxide; member of a conserved family of proteins found in eukaryotes cellular response to oxidative stress molecular_function mitochondrion YJL151C SNA3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0386820269036125 0.0250980953542678 292 Protein involved in efficient MVB sorting of proteins to the vacuole; may function as an RSP5 adapter protein for MVB cargos; integral membrane protein localized to vacuolar intralumenal vesicles cellular protein catabolic process|endosome transport via multivesicular body sorting pathway ubiquitin protein ligase binding fungal-type vacuole lumen|integral to membrane YHR116W COX23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0386424121294967 0.0252693537198408 293 Mitochondrial intermembrane space protein that functions in mitochondrial copper homeostasis, essential for functional cytochrome oxidase expression; homologous to Cox17p; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex assembly molecular_function mitochondrion|cytoplasm YMR228W MTF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0386179773639937 0.0253401162287945 294 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 YKL204W EAP1 hom FT TRANSLATION 0.0385510608933409 0.0255951239919345 295 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 YIR029W DAL2 hom 0.0384813558938227 0.0258631150174904 296 Allantoicase, converts allantoate to urea and ureidoglycolate in the second step of allantoin degradation; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process allantoicase activity cellular_component YDR003W-A_p YDR003W-A hom 0.0384591456357962 0.0259490135414257 297 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YJL023C PET130 hom FT MITOCHONDRION 0.0383885790984349 0.0262235688410882 298 Protein required for respiratory growth; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YPR010C RPA135 het FT NUCLEUS 0.0383755987244428 0.0262743442922402 299 RNA polymerase I second largest subunit A135 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YHR123W EPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0383095980893635 0.0265338353314873 300 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 YDL111C RRP42 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0383000781576861 0.0265714463349202 301 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp42p (EXOSC7) nuclear polyadenylation-dependent tRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ncRNA 3'-end processing molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0382596710204033 0.0267315981660683 302 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 YFR041C ERJ5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0382295838509576 0.026942514000682 303 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 YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0380222964686924 0.0276893456709334 304 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 YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0379987099482391 0.0277861074939995 305 Minor isoform of the large subunit of ribonucleotide-diphosphate reductase; the RNR complex catalyzes rate-limiting step in dNTP synthesis, regulated by DNA replication and DNA damage checkpoint pathways via localization of small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor mitochondrion|ribonucleoside-diphosphate reductase complex|cytoplasm YDR266C HEL2 hom 0.0379899169177564 0.0278222547036913 306 RING finger ubiquitin ligase (E3); involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p and Rad53p; null mutant sensitive to hydroxyurea (HU); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; computational analysis suggests a role as a transcription factor biological_process molecular_function ribosome|cytoplasm YLR038C COX12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0379842662084382 0.0278455055508979 307 Subunit VIb of cytochrome c oxidase; cytochrome c oxidase is also known as respiratory Complex IV and is the terminal member of the mitochondrial inner membrane electron transport chain; required for assembly of cytochrome c oxidase but not required for activity after assembly; phosphorylated; easily released from the intermembrane space, suggesting a loose association with Complex IV mitochondrial respiratory chain complex IV assembly cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YPR026W ATH1 hom FT CARBOHYDRATE METABOLISM 0.0378768466545675 0.0282906978029759 308 Acid trehalase required for utilization of extracellular trehalose trehalose catabolic process|response to stress alpha,alpha-trehalase activity fungal-type cell wall|cell wall-bounded periplasmic space|fungal-type vacuole YKR096W ESL2 hom FT NUCLEUS 0.0378325651627208 0.0285708584369123 309 Protein of unknown function that interacts with Pex14p; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; predicted to contain a PINc domain biological_process molecular_function ribosome|nucleus|cytoplasm YDR296W MHR1 hom FT MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0378142244633715 0.0285530487680979 310 Protein involved in homologous recombination in mitochondria; required for recombination-dependent mtDNA partitioning; involved in stimulation of mitochondrial DNA replication in response to oxidative stress cellular response to oxidative stress|positive regulation of mitochondrial DNA replication|regulation of transcription, DNA-dependent|mitochondrial genome maintenance|DNA recombination single-stranded DNA binding|recombinase activity|DNA binding mitochondrion|nucleus YMR287C DSS1 hom FT MITOCHONDRION 0.0378097492279961 0.0289301302417629 311 3'-5' exoribonuclease, component of the mitochondrial degradosome along with the ATP-dependent RNA helicase Suv3p; the degradosome associates with the ribosome and mediates turnover of aberrant or unprocessed RNAs mitochondrial RNA catabolic process exoribonuclease II activity mitochondrion|mitochondrial degradosome YLR139C SLS1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0376688248549433 0.0291702789045124 312 Mitochondrial membrane protein that coordinates expression of mitochondrially-encoded genes; may facilitate delivery of mRNA to membrane-bound translation machinery aerobic respiration|mitochondrial translation molecular_function mitochondrial nucleoid|mitochondrion|integral to membrane|mitochondrial inner membrane YJL074C SMC3 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.03759149774964 0.0295031874274418 313 Subunit of the multiprotein cohesin complex required for sister chromatid cohesion in mitotic cells; also required, with Rec8p, for cohesion and recombination during meiosis; phylogenetically conserved SMC chromosomal ATPase family member synaptonemal complex assembly|ascospore formation|reciprocal meiotic recombination|mitotic sister chromatid cohesion|meiotic sister chromatid cohesion ATPase activity nucleus|nuclear mitotic cohesin complex YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0375897373354208 0.0295108042331444 314 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 YHR168W MTG2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0375417206241556 0.0297435946519634 315 Putative GTPase, member of the Obg family; peripheral protein of the mitochondrial inner membrane that associates with the large ribosomal subunit; required for mitochondrial translation, possibly via a role in ribosome assembly cytoplasmic translation ribosome binding|GTPase activity mitochondrial inner membrane|extrinsic to membrane YPL040C ISM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0374937940401326 0.0299284880711627 316 Mitochondrial isoleucyl-tRNA synthetase, null mutant is deficient in respiratory growth isoleucyl-tRNA aminoacylation|mitochondrial isoleucyl-tRNA aminoacylation|mitochondrial translation isoleucine-tRNA ligase activity mitochondrion YGR222W PET54 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0373724158159839 0.0305386190007383 317 Mitochondrial inner membrane protein; binds to the 5' UTR of the COX3 mRNA to activate its translation together with Pet122p and Pet494p; also binds to the COX1 Group I intron AI5 beta to facilitate exon ligation during splicing Group I intron splicing|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis translation regulator activity|RNA binding mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial inner membrane|mitochondrial matrix YMR132C_p JLP2 hom 0.0371220849360521 0.0317733351381489 318 Protein of unknown function, contains sequence that closely resembles a J domain (typified by the E. coli DnaJ protein) biological_process molecular_function cytoplasm YLR369W SSQ1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0370972690318583 0.0317090465079612 319 Mitochondrial hsp70-type molecular chaperone, required for assembly of iron/sulfur clusters into proteins at a step after cluster synthesis, and for maturation of Yfh1p, which is a homolog of human frataxin implicated in Friedreich's ataxia iron-sulfur cluster assembly|intracellular sequestering of iron ion|protein maturation unfolded protein binding mitochondrion|mitochondrial matrix YNR026C SEC12 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0370603277178078 0.0320331682470667 320 Guanine nucleotide exchange factor (GEF), activates Sar1p by catalyzing the exchange of GDP for GTP; required for the initiation of COPII vesicle formation in ER to Golgi transport; glycosylated integral membrane protein of the ER regulation of COPII vesicle coating Sar guanyl-nucleotide exchange factor activity Golgi apparatus|endoplasmic reticulum YJL022W_d YJL022W hom 0.0369739211411844 0.0322811257581038 321 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene PET130 Unknown Unknown Unknown YDR208W MSS4 het FT LIPID METABOLISM|NUCLEUS|PLASMA MEMBRANE 0.0369608782033368 0.0323421316396497 322 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 YNL005C MRP7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0369272582060027 0.0325257351824972 323 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YER058W PET117 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0369260300991009 0.0325056115893862 324 Protein required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion YBR032W_d YBR032W hom 0.036871812225129 0.0327613658544108 325 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YIL014C-A_p YIL014C-A hom 0.036841190727227 0.0329065719193932 326 Putative protein of unknown function biological_process molecular_function cellular_component YML058W SML1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0368368730185058 0.032927090579381 327 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 YCL029C BIK1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0367688528136524 0.0333307365713833 328 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 YMR001C-A_p YMR001C-A hom 0.0367297896490614 0.0334394873653919 329 Putative protein of unknown function biological_process molecular_function cellular_component YDL180W_p YDL180W hom 0.0367280120074197 0.0334480506409085 330 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function integral to membrane|fungal-type vacuole YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0366267826183504 0.0339387976019012 331 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 YOR065W CYT1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0364564046708925 0.034887162200037 332 Cytochrome c1, component of the mitochondrial respiratory chain; expression is regulated by the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex oxidative phosphorylation|mitochondrial electron transport, ubiquinol to cytochrome c electron transporter, transferring electrons within CoQH2-cytochrome c reductase complex activity mitochondrion|mitochondrial respiratory chain|integral to membrane|mitochondrial inner membrane|mitochondrial respiratory chain complex III YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.0364310082320832 0.0350959239680255 333 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 YNL194C YNL194C hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0364262301656045 0.0349292391387263 334 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 YIL093C RSM25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0364082400932966 0.0350192779101035 335 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR278C_d YDR278C hom 0.0363500721039323 0.0353117604179782 336 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL126W NIT2 hom 0.0362263808187834 0.0359406421739012 337 Nit protein, one of two proteins in S. cerevisiae with similarity to the Nit domain of NitFhit from fly and worm and to the mouse and human Nit protein which interacts with the Fhit tumor suppressor; nitrilase superfamily member biological_process hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cellular_component YDR065W RRG1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0361847535720751 0.0361544227519179 338 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 YDL054C MCH1 hom 0.0361275983484907 0.0364776570574452 339 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 integral to membrane|membrane YNL236W SIN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0359347310995058 0.0377182302242333 340 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; contributes to both postive and negative transcriptional regulation; dispensible for basal transcription negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding core mediator complex YOR215C AIM41 hom FT MITOCHONDRION 0.035911913498076 0.0375826132674486 341 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 YGR054W YGR054W hom FT TRANSLATION 0.0357628574439027 0.0383829245495911 342 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 YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0356694472930232 0.0390378066817799 343 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 YKL118W_d YKL118W hom FF 0.0356403031892094 0.0391395114249366 344 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene VPH2 Unknown Unknown Unknown YNL073W MSK1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.0355982021952551 0.0392837782708691 345 Mitochondrial lysine-tRNA synthetase, required for import of both aminoacylated and deacylated forms of tRNA(Lys) into mitochondria and for aminoacylation of mitochondrially encoded tRNA(Lys) tRNA import into mitochondrion|lysyl-tRNA aminoacylation|mitochondrial lysyl-tRNA aminoacylation|mitochondrial translation lysine-tRNA ligase activity mitochondrion YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0355935755083706 0.0395153318115594 346 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 YJR042W NUP85 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0355929227809747 0.0393129571668513 347 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis and is involved in establishment of a normal nucleocytoplasmic concentration gradient of the GTPase Gsp1p; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP85 aka NUP75 positive regulation of transcription, DNA-dependent|mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|nuclear pore distribution structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore outer ring YOL033W MSE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0355740950121868 0.0394171665339706 348 Mitochondrial glutamyl-tRNA synthetase, predicted to be palmitoylated mitochondrial glutamyl-tRNA aminoacylation|glutamyl-tRNA aminoacylation|mitochondrial translation glutamate-tRNA(Gln) ligase activity|glutamate-tRNA ligase activity mitochondrion YCL001W-A_p YCL001W-A hom 0.035382946724773 0.0404884831115486 349 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 YDR237W MRPL7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.035348817121245 0.0406823404230574 350 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 YKL066W_d YKL066W hom 0.0353312618510528 0.0407823608615883 351 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene YNK1 Unknown Unknown Unknown YMR055C BUB2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON 0.0353304484141968 0.0407870004305143 352 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 YFL041W FET5 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0352687046401578 0.0412312455497498 353 Multicopper oxidase, integral membrane protein with similarity to Fet3p; may have a role in iron transport iron ion transport ferroxidase activity fungal-type vacuole membrane|integral to membrane YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0352409372736957 0.0413912794991089 354 Membrane anchor subunit of succinate dehydrogenase (Sdh1p, Sdh2p, Sdh3p, Sdh4p), which couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain mitochondrial electron transport, succinate to ubiquinone|cellular respiration|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion YNL316C PHA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0351742692393406 0.0416861166438497 355 Prephenate dehydratase, catalyzes the conversion of prephanate to phenylpyruvate, which is a step in the phenylalanine biosynthesis pathway L-phenylalanine biosynthetic process prephenate dehydratase activity cytoplasm YKL045W PRI2 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0351564199792066 0.0417899339593203 356 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 YLR081W GAL2 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0350946508161156 0.042150894240517 357 Galactose permease, required for utilization of galactose; also able to transport glucose galactose transport|galactose metabolic process galactose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YER084W_p YER084W hom 0.0350862782831654 0.0422307550799672 358 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YLR458W_d YLR458W het 0.0350463584180289 0.0424349338356821 359 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 5' end of essential NBP1 gene required for mitosis Unknown Unknown Unknown YJR006W POL31 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0350150142114387 0.0426201545473837 360 Subunit of DNA polymerase delta (polymerase III); essential for cell viability; involved in DNA replication and DNA repair mismatch repair|RNA-dependent DNA replication|lagging strand elongation|base-excision repair|postreplication repair|DNA replication, removal of RNA primer|leading strand elongation|nucleotide-excision repair single-stranded DNA specific 3'-5' exodeoxyribonuclease activity|DNA-directed DNA polymerase activity delta DNA polymerase complex YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0349671144834034 0.0430289049736623 361 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 YBR261C TAE1 hom FT TRANSLATION 0.0349182686734281 0.0431961630790465 362 AdoMet-dependent proline methyltransferase; catalyzes the dimethylation of ribosomal proteins Rpl12 and Rps25 at N-terminal proline residues; has a role in protein synthesis; fusion protein localizes to the cytoplasm cytoplasmic translation|N-terminal peptidyl-proline dimethylation N-terminal protein N-methyltransferase activity cytosol|cytoplasm YPL093W NOG1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0348865447102157 0.0433864687074006 363 Putative GTPase that associates with free 60S ribosomal subunits in the nucleolus and is required for 60S ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; member of the ODN family of nucleolar G-proteins ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|rRNA processing GTP binding nucleolus|preribosome, large subunit precursor YDR009W GAL3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0348507991247564 0.0437274113771202 364 Transcriptional regulator; involved in activation of the GAL genes in response to galactose; forms a complex with Gal80p to relieve Gal80p inhibition of Gal4p; binds galactose and ATP but does not have galactokinase activity; GAL3 has a paralog, GAL1, that arose from the whole genome duplication maintenance of protein location|galactose metabolic process|positive regulation of transcription from RNA polymerase II promoter by galactose protein binding nucleus|cytoplasm YER095W RAD51 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0347968627112024 0.0439282866368968 365 Strand exchange protein, forms a helical filament with DNA that searches for homology; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; homolog of Dmc1p and bacterial RecA protein strand invasion|telomere maintenance via recombination|heteroduplex formation|meiotic joint molecule formation|reciprocal meiotic recombination|double-strand break repair via single-strand annealing recombinase activity|single-stranded DNA binding|DNA-dependent ATPase activity condensed nuclear chromosome|nuclear chromosome YOR008C-A_p YOR008C-A hom 0.0347909518423693 0.0440589072604134 366 Putative protein of unknown function, includes a potential transmembrane domain; deletion results in slightly lengthened telomeres biological_process molecular_function cellular_component YNL218W MGS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0347476794104424 0.044227846768692 367 Protein with DNA-dependent ATPase and ssDNA annealing activities; involved in maintenance of genome; interacts functionally with DNA polymerase delta; homolog of human Werner helicase interacting protein (WHIP); forms nuclear foci upon DNA replication stress regulation of DNA repair|DNA replication, Okazaki fragment processing|DNA strand renaturation ubiquitin binding|single-stranded DNA-dependent ATPase activity|enzyme activator activity nucleus|cytoplasm YCR028C-A RIM1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0346945730644962 0.0445532341340331 368 Single-stranded DNA-binding protein essential for mitochondrial genome maintenance; involved in mitochondrial DNA replication mitochondrial DNA replication|mitochondrial genome maintenance single-stranded DNA binding mitochondrial nucleoid|mitochondrion YKL056C TMA19 hom FT TRANSLATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION|CYTOSKELETON 0.0346354583076185 0.04491780756221 369 Protein that associates with ribosomes; homolog of translationally controlled tumor protein; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and relocates to the mitochondrial outer surface upon oxidative stress cytoplasmic translation|cellular response to oxidative stress molecular_function cytosol|mitochondrion|ribosome|cytoplasm YMR257C PET111 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.034624231062467 0.0449873317933694 370 Mitochondrial translational activator specific for the COX2 mRNA; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YOL105C WSC3 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0346033408390206 0.0451169350014152 371 Partially redundant sensor-transducer of the stress-activated PKC1-MPK1 signaling pathway involved in maintenance of cell wall integrity; involved in the response to heat shock and other stressors; regulates 1,3-beta-glucan synthesis response to heat|peroxisome degradation|Rho protein signal transduction transmembrane signaling receptor activity mating projection tip YDL088C ASM4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0345840508788623 0.0452368894396942 372 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 YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0343842754399124 0.0464950707092118 373 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 YHR057C CPR2 hom 0.034332911714203 0.0468232754800844 374 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 YML074C FPR3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0341698137980658 0.047911675321574 375 Nucleolar peptidyl-prolyl cis-trans isomerase (PPIase); FK506 binding protein; phosphorylated by casein kinase II (Cka1p-Cka2p-Ckb1p-Ckb2p) and dephosphorylated by Ptp1p meiotic recombination checkpoint peptidyl-prolyl cis-trans isomerase activity|macrolide binding nucleolus YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.034162485732578 0.0479262568644013 376 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.034101034697874 0.0483627649425625 377 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 YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.0340861441344161 0.0484273651046781 378 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 YGR158C MTR3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0340854944347137 0.0484316485547384 379 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hMtr3p (EXOSC6) nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YCR100C_p YCR100C hom 0.0340763157039339 0.0484921976391638 380 Putative protein of unknown function biological_process molecular_function integral to membrane YOR307C SLY41 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM 0.0339766039572913 0.0492895785945682 381 Protein involved in ER-to-Golgi transport ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YKL020C SPT23 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0339537112243843 0.0494088835964628 382 ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Mga2p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting cellular response to cold|positive regulation of unsaturated fatty acid biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette DNA binding integral to endoplasmic reticulum membrane|nucleus YPL248C GAL4 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0339434407047454 0.0493758723696579 383 DNA-binding transcription factor required for the activation of the GAL genes in response to galactose; repressed by Gal80p and activated by Gal3p galactose metabolic process|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus YLR111W_d YLR111W hom FF 0.0339185945688455 0.0495425993634043 384 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL096W MRPL49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0338851209781061 0.0497679659670886 385 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNR065C_p YNR065C hom 0.0338736130100749 0.0498456435369398 386 Protein of unknown function; protein-protein interactions suggest a possible role in actin patch formation; YNR065C is not an essential gene biological_process molecular_function integral to membrane YPL277C_p YPL277C hom 0.033804912911367 0.0504833926858288 387 Putative protein of unknown function; localized to the membranes; gene expression regulated by copper levels biological_process molecular_function membrane YPL078C ATP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0337905904232408 0.0504090534623935 388 Subunit b of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; contributes to the oligomerization of the complex; phosphorylated protein complex oligomerization|ATP synthesis coupled proton transport proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane YMR173W-A_d YMR173W-A hom 0.0337311725593283 0.0509538744890249 389 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 YPR072W NOT5 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0337104010099113 0.0509582913960665 390 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 YGR101W PCP1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0336908814486303 0.0510927413831881 391 Mitochondrial serine protease required for the processing of various mitochondrial proteins and maintenance of mitochondrial DNA and morphology; belongs to the rhomboid-GlpG superfamily of intramembrane peptidases signal peptide processing|regulation of mitochondrion organization serine-type endopeptidase activity integral to membrane|mitochondrial inner membrane YDR370C DXO1 hom 0.0335418042890613 0.0521294029391395 392 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YLR110C CCW12 hom FF|FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0335044276650283 0.0524977344898393 393 Cell wall mannoprotein; plays a role in maintenance of newly synthesized areas of cell wall; localizes to periphery of small buds, septum region of larger buds, and shmoo tip; CCW12 has a paralog, YDR134C, that arose from the whole genome duplication conjugation with cellular fusion|agglutination involved in conjugation with cellular fusion|fungal-type cell wall organization molecular_function fungal-type cell wall|mating projection tip|cellular bud tip YNL293W MSB3 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0334931423245001 0.0525068095325839 394 Rab GTPase-activating protein; regulates endocytosis via activation of Vps21p and Ypt7p; also acts on Ypt52p and Sec4p; also required for proper actin organization; localizes to the plasma membrane and sites of polarized growth, and a portion localizes to endosomes and vacuoles; similar to Msb4p; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|exocytosis Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YGL107C RMD9 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.033353370618956 0.053464848316118 395 Mitochondrial protein required for respiratory growth; mutant phenotype and genetic interactions suggest a role in delivering mt mRNAs to ribosomes; located on matrix face of the inner membrane and loosely associated with mitoribosomes translational initiation|regulation of mRNA stability|aerobic respiration molecular_function extrinsic to mitochondrial inner membrane|mitochondrion YBR071W YBR071W hom FT SITE OF POLARIZED GROWTH 0.033262713886482 0.0541533516615821 396 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 YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0332371389849099 0.0543027446756008 397 Voltage-gated high-affinity calcium channel involved in calcium influx in response to some environmental stresses as well as exposure to mating pheromones; interacts and co-localizes with Mid1p, suggesting Cch1p and Mid1p function together calcium ion transport voltage-gated calcium channel activity|calcium channel activity integral to membrane|plasma membrane YMR083W ADH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0331834802028587 0.054693241857695 398 Mitochondrial alcohol dehydrogenase isozyme III; involved in the shuttling of mitochondrial NADH to the cytosol under anaerobic conditions and ethanol production NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion|mitochondrial matrix YER174C GRX4 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0331354619285986 0.0550446728146911 399 Hydroperoxide and superoxide-radical responsive glutathione-dependent oxidoreductase; monothiol glutaredoxin subfamily member along with Grx3p and Grx5p; protects cells from oxidative damage; mutant has increased aneuploidy tolerance; transcription is regulated by Yap5 cellular iron ion homeostasis|cellular response to oxidative stress|actin cytoskeleton organization disulfide oxidoreductase activity nucleus YHR176W FMO1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0331267670039792 0.0551085090770216 400 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 YDR052C DBF4 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0331209370146305 0.0551513461403817 401 Regulatory subunit of Cdc7p-Dbf4p kinase complex; required for Cdc7p kinase activity and initiation of DNA replication; phosphorylates the Mcm2-7 family of proteins; cell cycle regulated; relative distribution to the nucleus increases upon DNA replication stress negative regulation of exit from mitosis|DNA replication initiation|positive regulation of protein kinase activity DNA replication origin binding|protein serine/threonine kinase activator activity Dbf4-dependent protein kinase complex YMR052C-A_d YMR052C-A hom 0.0330949324084895 0.0553427584308011 402 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR126C_d YPR126C hom 0.0330469751906718 0.0563218495739207 403 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR130C ZRT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0330351806324803 0.0557846711503279 404 Low-affinity zinc transporter of the plasma membrane; transcription is induced under low-zinc conditions by the Zap1p transcription factor low-affinity zinc ion transport low-affinity zinc ion transmembrane transporter activity integral to membrane|plasma membrane YOR201C MRM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0330026174320184 0.0560267367191428 405 Ribose methyltransferase that modifies a functionally critical, conserved nucleotide in mitochondrial 21S rRNA rRNA modification rRNA (guanine-N1-)-methyltransferase activity mitochondrion YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.032970346988144 0.0562674879988114 406 Alpha-1,2-mannosidase involved in ER-associated protein degradation (ERAD); catalyzes the removal of one mannose residue from a glycosylated protein, converting the modification from Man9GlcNAc to Man8GlcNAc; catalyzes the last step in glycoprotein maturation in the ER and is critical for ER protein degradation ER-associated protein catabolic process|protein deglycosylation involved in glycoprotein catabolic process mannosyl-oligosaccharide 1,2-alpha-mannosidase activity endoplasmic reticulum YPR100W MRPL51 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.0329218060709164 0.0567420468499333 407 Mitochondrial ribosomal protein of the large subunit mitochondrial translation|aerobic respiration structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJL068C YJL068C hom 0.0328811349817395 0.0569375311248734 408 Non-essential intracellular esterase that can function as an S-formylglutathione hydrolase; may be involved in the detoxification of formaldehyde, which can be metabolized to S-formylglutathione; similar to human esterase D formaldehyde catabolic process S-formylglutathione hydrolase activity cytosol YBL021C HAP3 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.032878842088053 0.0569548394077098 409 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 YER116C SLX8 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0328780381019416 0.0569609094642901 410 Subunit of Slx5-Slx8 SUMO-targeted ubiquitin ligase (STUbL) complex; stimulated by prior attachment of SUMO to the substrate; contains a C-terminal RING domain; forms nuclear foci upon DNA replication stress protein sumoylation|telomere maintenance|response to DNA damage stimulus|protein ubiquitination ubiquitin-protein ligase activity ubiquitin ligase complex|nucleus YLR285C-A_p YLR285C-A hom 0.032847606869677 0.0572281874244184 411 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YCR098C GIT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0328444964567504 0.0572146270741678 412 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 YGR213C RTA1 hom FT PLASMA MEMBRANE 0.0328058412885253 0.0575081892645004 413 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 YGL138C_p YGL138C hom 0.0327985545738381 0.0575636673646057 414 Putative protein of unknown function; has no significant sequence similarity to any known protein biological_process molecular_function cellular_component YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0327922517513089 0.0576116903749109 415 Nuclear protein; possibly involved in regulation of cation stress responses and/or in the establishment of bipolar budding pattern; relative distribution to the nucleus decreases upon DNA replication stress bipolar cellular bud site selection|response to stress molecular_function nucleus YOL023W IFM1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0327466835131389 0.0579598791843798 416 Mitochondrial translation initiation factor 2 translational initiation|mitochondrial translational initiation|mitochondrial translation tRNA binding|GTPase activity|translation initiation factor activity mitochondrion YMR155W_p YMR155W hom 0.032733943951599 0.0580575347830385 417 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen biological_process molecular_function integral to membrane YNL084C END3 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0325656758472363 0.0593602732312066 418 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 YMR286W MRPL33 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0325279693793753 0.0598843519957375 419 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YMR291W TDA1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0324804466334537 0.060029316653605 420 Protein kinase of unknown cellular role; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene; relocalizes from nucleus to cytoplasm upon DNA replication stress protein phosphorylation protein kinase activity nucleus|cytoplasm YDR041W RSM10 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0324339985488782 0.0603965544384855 421 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 YMR098C ATP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0322911473831649 0.0618876863920494 422 Mitochondrial protein required for the stability of Oli1p (Atp9p) mRNA and for the Oli1p ring formation; YMR098C is not an essential gene mRNA stabilization|mitochondrial proton-transporting ATP synthase complex assembly molecular_function mitochondrion|mitochondrial inner membrane YDR186C YDR186C hom 0.0321891148164954 0.0623636095835081 423 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 YPL013C MRPS16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0321567428923078 0.062627560924543 424 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YBL019W APN2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0321506348352785 0.0626774676722427 425 Class II abasic (AP) endonuclease involved in repair of DNA damage; homolog of human HAP1 and E. coli exoIII base-excision repair DNA-(apurinic or apyrimidinic site) lyase activity|double-stranded DNA specific 3'-5' exodeoxyribonuclease activity|phosphoric diester hydrolase activity nucleus YIR018W YAP5 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0321420671416414 0.0627475266181281 426 Basic leucine zipper (bZIP) iron-sensing transcription factor; YAP5 has a paralog, YAP7, that arose from the whole genome duplication negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to iron|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin|nucleus YMR193W MRPL24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0320828947325487 0.0632725660914719 427 Mitochondrial ribosomal protein of the large subunit; two mitochondrial ribosomal proteins, YmL14 and YmL24, have been assigned to the same gene mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR010C TIR2 hom 0.0319484936108691 0.0643477263927307 428 Putative cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; transcription is induced by cold shock and anaerobiosis response to stress molecular_function fungal-type cell wall YNL324W_d YNL324W hom 0.0319255005213464 0.0645400194623773 429 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR025W_d YGR025W hom 0.031903832847381 0.0648415948919241 430 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR259W YBR259W hom 0.031900704189894 0.0647479242036266 431 Protein of unknown function; YBR259W is not an essential gene; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cellular_component YPL128C TBF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0318814644485537 0.0649096200384768 432 Telobox-containing general regulatory factor; binds TTAGGG repeats within subtelomeric anti-silencing regions (STARs), blocking silent chromatin propagation; binds majority of snoRNA gene promoters, required for full snoRNA expression; caps DSB flanked by long T2AG3 repeats and blocks checkpoint activation telomere maintenance via telomere lengthening|negative regulation of chromatin silencing|snoRNA transcription from an RNA polymerase II promoter|negative regulation of telomere maintenance via telomerase RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|chromatin insulator sequence binding|telomeric DNA binding nuclear chromosome, telomeric region|nucleus YOR374W ALD4 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0318341627385184 0.0653085720986598 433 Mitochondrial aldehyde dehydrogenase, required for growth on ethanol and conversion of acetaldehyde to acetate; phosphorylated; activity is K+ dependent; utilizes NADP+ or NAD+ equally as coenzymes; expression is glucose repressed NADPH regeneration|ethanol metabolic process|pyruvate metabolic process|acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity|aldehyde dehydrogenase (NAD) activity mitochondrial nucleoid|mitochondrion YJR005C-A_p YJR005C-A hom 0.0318249056054543 0.0653868846111224 434 Putative protein of unknown function; originally identified as a syntenic homolog of an Ashbya gossypii gene; YJR005C-A has a paralog, YGR169C-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YCR075C ERS1 hom 0.0318152938758943 0.0654682787879681 435 Protein with similarity to human cystinosin, which is a H(+)-driven transporter involved in L-cystine export from lysosomes and implicated in the disease cystinosis; contains seven transmembrane domains L-cystine transport|transmembrane transport L-cystine transmembrane transporter activity endosome|integral to membrane|fungal-type vacuole YCR006C_d YCR006C hom 0.0317710287721056 0.0658442036213459 436 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR047C NUP116 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0317106933101735 0.0663594694173412 437 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; forms a stable association with Nup82p, Gle2p and two other FG-nucleoporins (Nsp1p and Nup159p) poly(A)+ mRNA export from nucleus|mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|nuclear pore organization|tRNA export from nucleus nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YCL055W KAR4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0316765338167501 0.066774659202044 438 Transcription factor required for gene regulation in response to pheromones; also required during meiosis; exists in two forms, a slower-migrating form more abundant during vegetative growth and a faster-migrating form induced by pheromone karyogamy involved in conjugation with cellular fusion|meiosis|negative regulation of transcription from RNA polymerase II promoter by pheromones|positive regulation of transcription from RNA polymerase II promoter by pheromones|G1 phase of mitotic cell cycle sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YEL059C-A SOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0316352445574422 0.0670084700259326 439 Subunit of the mitochondrial inner membrane peptidase, which is required for maturation of mitochondrial proteins of the intermembrane space; Som1p facilitates cleavage of a subset of substrates; contains twin cysteine-x9-cysteine motifs proteolysis|mitochondrial respiratory chain complex assembly endopeptidase activity mitochondrial inner membrane peptidase complex|mitochondrial inner membrane YDR097C MSH6 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0316288152168471 0.0670640150636642 440 Protein required for mismatch repair in mitosis and meiosis, forms a complex with Msh2p to repair both single-base & insertion-deletion mispairs; also involved in interstrand cross-link repair; potentially phosphorylated by Cdc28p mismatch repair|meiotic mismatch repair guanine/thymine mispair binding|four-way junction DNA binding|ATPase activity|single base insertion or deletion binding|ATP binding MutSalpha complex|nucleus YDL063C SYO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0315923354285445 0.0675436326895263 441 Transport adaptor or symportin; facilitates synchronized nuclear coimport of the two 5S-rRNA binding proteins Rpl5p and Rpl11p; required for biogenesis of the large ribosomal subunit; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus ribosomal large subunit biogenesis molecular_function nucleus|cytoplasm YGR183C QCR9 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0315615987256417 0.0678111038522893 442 Subunit 9 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; required for electron transfer at the ubiquinol oxidase site of the complex iron-sulfur cluster assembly|mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YLR091W GEP5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0315146087943018 0.0680570085346315 443 Protein of unknown function, required for mitochondrial genome maintenance; detected in highly purified mitochondria in high-throughput studies; null mutant has decreased levels of cardiolipin and phosphatidylethanolamine mitochondrial genome maintenance molecular_function mitochondrion YNL042W BOP3 hom FT NUCLEUS 0.0314490210241879 0.0687982019972749 444 Protein of unknown function, potential Cdc28p substrate; overproduction confers resistance to methylmercury cellular response to methylmercury molecular_function nucleus|cytoplasm YKL155C RSM22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0314407684544335 0.0688295876650676 445 Mitochondrial ribosomal protein of the small subunit; also predicted to be an S-adenosylmethionine-dependent methyltransferase mitochondrial translation structural constituent of ribosome|S-adenosylmethionine-dependent methyltransferase activity mitochondrion|mitochondrial small ribosomal subunit YBL038W MRPL16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0314316359624761 0.0687859883670243 446 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YMR139W RIM11 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.0313543684283911 0.0694705980962376 447 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 YFL013W-A_d YFL013W-A hom 0.0313541927052885 0.0700992686573422 448 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 YPR101W SNT309 hom FT RNA PROCESSING|NUCLEUS 0.031283788374946 0.0701008331148859 449 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 YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0312524027044045 0.0703825897588022 450 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 YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0312155451091113 0.0707146541093109 451 Integral membrane peptide transporter, mediates transport of di- and tri-peptides; conserved protein that contains 12 transmembrane domains; PTR2 expression is regulated by the N-end rule pathway via repression by Cup9p dipeptide transport|tripeptide transport|peptide transport dipeptide transporter activity|tripeptide transporter activity|peptide transporter activity integral to membrane|plasma membrane YGL053W PRM8 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0311668524079535 0.0711553134981866 452 Pheromone-regulated protein with 2 predicted transmembrane segments and an FF sequence, a motif involved in COPII binding; forms a complex with Prp9p in the ER; member of DUP240 gene family biological_process molecular_function integral to membrane|endoplasmic reticulum|plasma membrane YIR021W-A_p YIR021W-A hom 0.0311489233103352 0.0713181340265571 453 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YER139C RTR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0310755097728478 0.0720729833232656 454 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 YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0310523027131791 0.0723711704179266 455 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 YML048W GSF2 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0309044671505523 0.0735687339624099 456 ER localized integral membrane protein that may promote secretion of certain hexose transporters, including Gal2p; involved in glucose-dependent repression protein folding|protein localization to cell surface unfolded protein binding mitochondrial outer membrane|integral to endoplasmic reticulum membrane|cytoplasm YKL001C MET14 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0308895943218123 0.0737075141862501 457 Adenylylsulfate kinase, required for sulfate assimilation and involved in methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process adenylylsulfate kinase activity cytoplasm YKL169C_d YKL169C hom 0.0308814313234132 0.0742156391094365 458 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 YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.0308110452799621 0.0744440183567221 459 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YHR068W DYS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0307975087219329 0.0750931994947096 460 Deoxyhypusine synthase, catalyzes formation of deoxyhypusine, the first step in hypusine biosynthesis; triggers posttranslational hypusination of translation elongation factor eIF-5A and regulates its intracellular levels; tetrameric peptidyl-lysine modification to hypusine transferase activity, transferring alkyl or aryl (other than methyl) groups cytoplasm YNL284C MRPL10 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.03078373004865 0.0747882956141151 461 Mitochondrial ribosomal protein of the large subunit; appears as two protein spots (YmL10 and YmL18) on two-dimensional SDS gels mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR083W TEC1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0307450920406939 0.0750670518817732 462 Transcription factor targeting filamentation genes and Ty1 expression; Ste12p activation of most filamentation gene promoters depends on Tec1p and Tec1p transcriptional activity is dependent on its association with Ste12p; binds to TCS elements upstream of filamentation genes, which are regulated by Tec1p/Ste12p/Dig1p complex; competes with Dig2p for binding to Ste12p/Dig1p; positive regulator of chronological life span; TEA/ATTS DNA-binding domain family member pseudohyphal growth|chronological cell aging|positive regulation of transposition, RNA-mediated|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YJL176C SWI3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0306958921738489 0.075534589339465 463 Subunit of the SWI/SNF chromatin remodeling complex; SWI/SNF regulates transcription by remodeling chromosomes; required for transcription of many genes, including ADH1, ADH2, GAL1, HO, INO1 and SUC2; relocates to the cytosol under hypoxic conditions cellular alcohol catabolic process|ATP-dependent chromatin remodeling|positive regulation of mating type switching|sucrose catabolic process|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter histone binding|DNA binding SWI/SNF complex|nucleus YFL003C MSH4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0306908953386902 0.0757569649495139 464 Protein involved in meiotic recombination, required for normal levels of crossing over, colocalizes with Zip2p to discrete foci on meiotic chromosomes, has homology to bacterial MutS protein reciprocal meiotic recombination DNA binding nuclear chromosome YPR142C_d YPR142C het 0.0306905545041021 0.0755854547890257 465 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RRP15, which is required for ribosomal RNA processing Unknown Unknown Unknown YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0306726029835251 0.0757567292836 466 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 YDR013W PSF1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0306280553005304 0.0761831240859775 467 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|DNA replication preinitiation complex YGL119W COQ8 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0305505706387 0.0771501121747074 468 Protein required for ubiquinone biosynthesis and respiratory growth; exhibits genetic interaction with COQ9, suggesting a common function; similar to prokaryotic proteins involved in early steps of ubiquinone biosynthesis; COQ8 has a paralog, YBR230W-A, that arose from the whole genome duplication ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial matrix YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0305276012147126 0.0771959688037435 469 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 YPL255W BBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0304868736022631 0.0775474086250315 470 Protein required for the spindle pole body (SPB) duplication, localized at the central plaque periphery; forms a complex with a nuclear envelope protein Mps2p and SPB components Spc29p and Kar1p; required for mitotic functions of Cdc5p microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton spindle pole body YDR224C HTB1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0304271450990964 0.0781305415286599 471 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 YIL117C PRM5 hom 0.0303960904608056 0.0784351368234509 472 Pheromone-regulated protein, predicted to have 1 transmembrane segment; induced during cell integrity signaling biological_process molecular_function integral to membrane YEL057C_p YEL057C hom 0.0303847049873268 0.0785916412060762 473 Protein of unknown function involved in telomere maintenance; target of UME6 regulation biological_process molecular_function cellular_component YFR010W UBP6 hom FT PROTEOLYSIS 0.0303565547599103 0.078824314530064 474 Ubiquitin-specific protease situated in the base subcomplex of the 26S proteasome, releases free ubiquitin from branched polyubiquitin chains; works in opposition to Hul5p polyubiquitin elongation activity; mutant has aneuploidy tolerance protein deubiquitination ubiquitin-specific protease activity proteasome complex|proteasome regulatory particle YNR009W NRM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0302929024760708 0.0794541867426237 475 Transcriptional co-repressor of MBF (MCB binding factor)-regulated gene expression; Nrm1p associates stably with promoters via MBF to repress transcription upon exit from G1 phase negative regulation of transcription involved in G1 phase of mitotic cell cycle repressing transcription factor binding|transcription factor binding transcription factor activity MBF transcription complex|nucleus|cytoplasm YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0302854932953879 0.0797075128539219 476 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 YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.030231607350412 0.0800645937427357 477 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 YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0301380506505657 0.0810036156667147 478 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 YML042W CAT2 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0301309490335316 0.081075257508414 479 Carnitine acetyl-CoA transferase present in both mitochondria and peroxisomes, transfers activated acetyl groups to carnitine to form acetylcarnitine which can be shuttled across membranes carnitine metabolic process carnitine O-acetyltransferase activity mitochondrion|peroxisomal matrix|peroxisome YKR040C_d YKR040C hom 0.0301107305470911 0.0812795052653169 480 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 YGR012W YGR012W hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0301032058526355 0.0813556264602963 481 Putative cysteine synthase, localized to the mitochondrial outer membrane cysteine biosynthetic process cysteine synthase activity mitochondrial outer membrane|mitochondrion YDR497C ITR1 hom FT PLASMA MEMBRANE 0.0300827792325918 0.0815625575179783 482 Myo-inositol transporter; has strong similarity to the minor myo-inositol transporter Itr2p, member of the sugar transporter superfamily; expression is repressed by inositol and choline via Opi1p and derepressed via Ino2p and Ino4p; relative distribution to the vacuole increases upon DNA replication stress myo-inositol transport|transmembrane transport myo-inositol transmembrane transporter activity integral to membrane|plasma membrane|membrane YGR205W TDA10 hom FT NUCLEUS 0.0299531345607204 0.0828858898978999 483 ATP-binding protein of unknown function; crystal structure resembles that of E.coli pantothenate kinase and other small kinases; null mutant is sensitive to expression of the top1-T722A allele biological_process ATP binding nucleus|cytoplasm YKL146W AVT3 hom FT VACUOLAR TRANSPORT 0.0299460342138108 0.0829588652481446 484 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 YAR035C-A_p YAR035C-A hom 0.0298910063401398 0.0835261921580277 485 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 YJL046W AIM22 hom FT MITOCHONDRION 0.0298869180692309 0.0835684664838433 486 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 YFL039C ACT1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MEMBRANE ORGANIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPON 0.0298741061296028 0.0837010591626812 487 Actin, structural protein involved in cell polarization, endocytosis, and other cytoskeletal functions ascospore wall assembly|vacuole inheritance|protein secretion|DNA repair|budding cell isotropic bud growth|mitochondrion inheritance|fungal-type cell wall organization|vesicle transport along actin filament|establishment of cell polarity|chronological cell aging|cytokinesis|actin filament reorganization involved in cell cycle|histone acetylation|endocytosis|exocytosis|establishment of mitotic spindle orientation|regulation of transcription from RNA polymerase II promoter|actomyosin contractile ring contraction|cellular response to oxidative stress structural constituent of cytoskeleton cellular bud neck contractile ring|actin filament|histone acetyltransferase complex|Swr1 complex|actin filament bundle|NuA4 histone acetyltransferase complex|Ino80 complex|actin cortical patch YDR197W CBS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0298370127628805 0.0840859043079341 488 Mitochondrial translational activator of the COB mRNA; interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial ribosome YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0297852035364187 0.0846258219704364 489 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 YLR012C_p YLR012C hom 0.0297825579048195 0.08488595673134 490 Putative protein of unknown function; YLR012C is not an essential gene biological_process molecular_function cellular_component YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0297705754942399 0.084778771143108 491 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 YLR022C SDO1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0297589255588931 0.084900741380645 492 Essential protein involved in ribosome maturation; with Ria1p, promotes release of Tif6p from 60S ribosomal subunits in the cytoplasm so that they can assemble with 40S subunits to generate mature ribosomes; ortholog of the human protein (SBDS) responsible for autosomal recessive Shwachman-Bodian-Diamond Syndrome; highly conserved across archaea and eukaryotes mature ribosome assembly molecular_function nucleus|preribosome, large subunit precursor|polysome|cytoplasm YPL267W ACM1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0297550138916646 0.0849417267957497 493 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 YLR154C RNH203 hom FT NUCLEUS 0.0297518461864783 0.0851612429792077 494 Ribonuclease H2 subunit, required for RNase H2 activity; related to human AGS3 that causes Aicardi-Goutieres syndrome RNA catabolic process|DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus|cytoplasm YLL015W BPT1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0297034056933856 0.0855306490985336 495 ABC type transmembrane transporter of MRP/CFTR family, found in vacuolar membrane, involved in the transport of unconjugated bilirubin and in heavy metal detoxification via glutathione conjugates, along with Ycf1p cadmium ion transport|bilirubin transport bilirubin transmembrane transporter activity|cadmium ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YKR065C PAM17 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0296728587220847 0.0859935151985716 496 Constituent of the TIM23 complex; proposed alternatively to be a component of the import motor (PAM complex) or to interact with and modulate the core TIM23 (Translocase of the Inner mitochondrial Membrane) complex; protein abundance increases in response to DNA replication stress protein import into mitochondrial matrix molecular_function mitochondrion|presequence translocase-associated import motor YCR004C YCP4 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0296584640535079 0.0859584299463423 497 Protein of unknown function, has sequence and structural similarity to flavodoxins; predicted to be palmitoylated; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process electron carrier activity mitochondrion|membrane raft|plasma membrane|cytoplasm YPL139C UME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0295678105567487 0.0869219671183957 498 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 YDR074W TPS2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0294868394052295 0.0878372959583127 499 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) YDR222W_p YDR222W hom FT RESPONSE TO OXIDATIVE STRESS 0.0294795131942477 0.0878688209001928 500 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YGL081W_p YGL081W hom 0.0294646903728528 0.0880285850022031 501 Putative protein of unknown function; non-essential gene; interacts genetically with CHS5, a gene involved in chitin biosynthesis biological_process molecular_function cellular_component YBL086C_p YBL086C hom 0.029456818330442 0.0881135270015794 502 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YER019W ISC1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0292869192189527 0.0900109144910596 503 Mitochondrial membrane localized inositol phosphosphingolipid phospholipase C, hydrolyzes complex sphingolipids to produce ceramide; activated by phosphatidylserine, cardiolipin, and phosphatidylglycerol; mediates Na+ and Li+ halotolerance response to salt stress|ceramide biosynthetic process|sphingolipid catabolic process inositol phosphosphingolipid phospholipase activity mitochondrion|endoplasmic reticulum|integral to mitochondrial outer membrane YMR162C DNF3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0292487695365679 0.090382486510231 504 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; localizes to the trans-Golgi network; likely involved in protein transport; type 4 P-type ATPase intracellular protein transport|phospholipid translocation phospholipid-translocating ATPase activity trans-Golgi network transport vesicle|integral to membrane YIL070C MAM33 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0292089136930361 0.0908224675267321 505 Acidic protein of the mitochondrial matrix involved in oxidative phosphorylation; related to the human complement receptor gC1q-R aerobic respiration molecular_function mitochondrion|mitochondrial matrix YHR077C NMD2 hom 0.0291889998335574 0.0910429469862412 506 Protein involved in the nonsense-mediated mRNA decay (NMD) pathway; interacts with Nam7p and Upf3p; involved in telomere maintenance nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|translational frameshifting molecular_function polysome|cytoplasm YBR042C CST26 hom FT LIPID METABOLISM 0.0291465216417983 0.091514688553199 507 Putative transferase involved in phospholipid biosynthesis; required for incorporation of stearic acid into phosphatidylinositol; affects chromosome stability when overexpressed; CST26 has a paralog, YDR018C, that arose from the whole genome duplication phospholipid biosynthetic process transferase activity, transferring acyl groups lipid particle YMR066W SOV1 hom FT MITOCHONDRION 0.0291320301927754 0.0917245142339728 508 Mitochondrial protein of unknown function biological_process molecular_function mitochondrion YDR015C_d YDR015C hom 0.0291110969641971 0.0919095972612522 509 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene HED1/YDR014W-A Unknown Unknown Unknown YKL197C PEX1 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0290596723685012 0.0924853046184041 510 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 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 0.0290512547494286 0.0925798164231661 511 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 YIL002C INP51 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0289896067548548 0.0933232350469168 512 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 YNL187W SWT21 hom FT RNA PROCESSING|NUCLEUS 0.0289648269563808 0.0935547053878134 513 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 YLR071C RGR1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0289030110053187 0.0942570136386538 514 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 YMR230W-A_p YMR230W-A hom 0.0288944226778599 0.0943549214065398 515 Putative protein of unknown function biological_process molecular_function cellular_component YMR220W ERG8 het FT LIPID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0288801412443033 0.0945179115370345 516 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 YDR055W PST1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0288101014333998 0.0958160688732635 517 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 YGR182C_d YGR182C hom 0.0287933518935706 0.0957113575664172 518 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF TIM13/YGR181W Unknown Unknown Unknown YBR151W APD1 hom FT NUCLEUS 0.0287310705776684 0.0962327124633477 519 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 YDL194W SNF3 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.0287053749903354 0.0965307948033909 520 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 YNL252C MRPL17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0286693504045949 0.0969499415836658 521 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YCR053W THR4 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|MEMBRANE ORGANIZATION|AMINO ACID METABOLISM|NUCLEUS 0.028669312244092 0.0972999850846619 522 Threonine synthase, conserved protein that catalyzes formation of threonine from O-phosphohomoserine; expression is regulated by the GCN4-mediated general amino acid control pathway endocytosis|threonine metabolic process threonine synthase activity nucleus|cytoplasm YDR064W RPS13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0286482922797495 0.0971956262215302 523 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S13 and bacterial S15 cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding cytosolic small ribosomal subunit|90S preribosome YDR396W_d YDR396W het 0.0286110758470689 0.0976310458999922 524 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 YDL045W-A MRP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0285557610952678 0.0985323927444368 525 Mitochondrial ribosomal protein of the small subunit; contains twin cysteine-x9-cysteine motifs mitochondrial translation|mitochondrial respiratory chain complex assembly structural constituent of ribosome mitochondrial small ribosomal subunit YIL099W SGA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0284231928958781 0.0998530531139684 526 Intracellular sporulation-specific glucoamylase involved in glycogen degradation; induced during starvation of a/a diploids late in sporulation, but dispensable for sporulation ascospore formation|glycogen catabolic process glucan 1,4-alpha-glucosidase activity fungal-type vacuole YNL023C FAP1 hom FT NUCLEUS 0.0284146866693903 0.0999545985557995 527 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 YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0284051729167956 0.10006826911785 528 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 YBL090W MRP21 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0283348453031645 0.100911744211609 529 Mitochondrial ribosomal protein of the small subunit; MRP21 exhibits genetic interactions with mutations in the COX2 and COX3 mRNA 5'-untranslated leader sequences mitochondrial translational initiation|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGR004W PEX31 hom FT PEROXISOME ORGANIZATION 0.028307915859465 0.101236218114218 530 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex30p and Pex32p; probably acts at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YPR143W RRP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0282705985040165 0.101687228826665 531 Nucleolar protein, constituent of pre-60S ribosomal particles; required for proper processing of the 27S pre-rRNA at the A3 and B1 sites to yield mature 5.8S and 25S rRNAs maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|preribosome, large subunit precursor YBR165W UBS1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0282689145549125 0.101707618372147 532 Ubiquitin-conjugating enzyme suppressor that functions as a general positive regulator of Cdc34p activity; nuclear protein that may represent a link between nucleocytoplasmic transport and ubiquitin ligase activity protein export from nucleus|protein ubiquitination molecular_function nucleus YJL132W_p YJL132W hom 0.0282688114276734 0.101708867160222 533 Putative protein of unknown function; localizes to the membrane fraction; possible Zap1p-regulated target gene induced by zinc deficiency; YJL132W is a non-essential gene biological_process molecular_function membrane YCR009C RVS161 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0282085034899564 0.102543789418269 534 Amphiphysin-like lipid raft protein; interacts with Rvs167p and regulates polarization of the actin cytoskeleton, endocytosis, cell polarity, cell fusion and viability following starvation or osmotic stress conjugation with cellular fusion|actin cytoskeleton reorganization|endocytosis|actin cortical patch localization|response to starvation|response to osmotic stress|lipid tube assembly|actin cytoskeleton organization cytoskeletal protein binding|lipid binding membrane raft|mating projection tip|mating projection|actin cortical patch YNL002C RLP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0281271253362502 0.1035907337512 535 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 YLR216C CPR6 hom 0.0281049592262561 0.103708446791371 536 Peptidyl-prolyl cis-trans isomerase (cyclophilin); catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds to Hsp82p and contributes to chaperone activity; protein abundance increases in response to DNA replication stress protein folding|protein refolding unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytoplasm YGR089W NNF2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.028090780391342 0.103882936867743 537 Protein that exhibits physical and genetic interactions with Rpb8p, which is a subunit of RNA polymerases I, II, and III; computational analysis of large-scale protein-protein interaction data suggests a role in chromosome segregation biological_process molecular_function integral to membrane YLR312W-A MRPL15 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0280229107819918 0.104876947106184 538 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR385C SWC7 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0280056341366166 0.104935688202566 539 Protein of unknown function, component of the Swr1p complex that incorporates Htz1p into chromatin chromatin remodeling molecular_function Swr1 complex|nucleus YDR114C_p YDR114C hom 0.0279855831953414 0.105184826078532 540 Putative protein of unknown function; deletion mutant exhibits poor growth at elevated pH and calcium biological_process molecular_function cellular_component YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0279354896108584 0.105809301879678 541 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 YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0279175480053372 0.10603367882694 542 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 YLR353W BUD8 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0279016199110576 0.106233190782818 543 Protein involved in bud-site selection; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the proximal pole pseudohyphal growth|cellular bud site selection molecular_function incipient cellular bud site|plasma membrane|cellular bud tip YLR023C IZH3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0278394453028679 0.107224492447076 544 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family, expression induced by zinc deficiency; deletion reduces sensitivity to elevated zinc and shortens lag phase, overexpression reduces Zap1p activity cellular zinc ion homeostasis metal ion binding integral to membrane|endoplasmic reticulum|membrane YMR019W STB4 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0278224060372764 0.10722982973512 545 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 YMR064W AEP1 hom FT TRANSLATION|MITOCHONDRION 0.0278152365959003 0.107320397075866 546 Protein required for expression of the mitochondrial OLI1 gene encoding subunit 9 of F1-F0 ATP synthase regulation of translation translation regulator activity mitochondrion YLR349W_d YLR349W hom 0.027795766344294 0.107566658914622 547 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified ORF DIC1/YLR348C Unknown Unknown Unknown YBL071C_d YBL071C hom 0.0277344132920971 0.108345585352572 548 Dubious open reading frame, predicted protein contains a peroxisomal targeting signal Unknown Unknown Unknown YDR084C TVP23 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0277274363936095 0.108434444515351 549 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 YOL020W TAT2 hom FT PLASMA MEMBRANE 0.0277123820006208 0.10873191661873 550 High affinity tryptophan and tyrosine permease, overexpression confers FK506 and FTY720 resistance aromatic amino acid transport|tryptophan transport high-affinity tryptophan transmembrane transporter activity|aromatic amino acid transmembrane transporter activity integral to membrane|plasma membrane YDR426C_d YDR426C hom 0.0276843014713379 0.108985099928892 551 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 YEL050C RML2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0276547862436513 0.109363160064515 552 Mitochondrial ribosomal protein of the large subunit, has similarity to E. coli L2 ribosomal protein; fat21 mutant allele causes inability to utilize oleate and may interfere with activity of the Adr1p transcription factor cytoplasmic translation|fatty acid metabolic process structural constituent of ribosome mitochondrial large ribosomal subunit YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0276546649341151 0.109364716052544 553 Protein with a role in ubiquinone (Coenzyme Q) biosynthesis, possibly functioning in stabilization of Coq7p; located on the matrix face of the mitochondrial inner membrane; component of a mitochondrial ubiquinone-synthesizing complex ubiquinone biosynthetic process molecular_function mitochondrial inner membrane YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.0276530734518897 0.109650080392981 554 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 YNL116W DMA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0276211026318162 0.109795878462973 555 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 YMR263W SAP30 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0275937045891962 0.110201956558895 556 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 YDR387C_p YDR387C hom 0.0275816396377413 0.110304561322248 557 Putative transporter, member of the sugar porter family; YDR387C is not an essential gene transport|transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YDR428C BNA7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0275781705926563 0.110349366576077 558 Formylkynurenine formamidase, involved in the de novo biosynthesis of NAD from tryptophan via kynurenine NAD biosynthetic process arylformamidase activity cellular_component YEL026W SNU13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0275728588158193 0.110471173228526 559 RNA binding protein, part of U3 snoRNP involved in rRNA processing, part of U4/U6-U5 tri-snRNP involved in mRNA splicing, similar to human 15.5K protein maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mRNA splicing, via spliceosome RNA binding box C/D snoRNP complex|small-subunit processome|nucleolus|U4/U6 x U5 tri-snRNP complex YLR006C SSK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0275435572428967 0.110797210688327 560 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 YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.027524981129181 0.111038148182568 561 Polypeptide release factor (eRF1) in translation termination; mutant form acts as a recessive omnipotent suppressor; methylated by Mtq2p-Trm112p in ternary complex eRF1-eRF3-GTP; mutation of methylation site confers resistance to zymocin; has a role in cytokinesis through interaction with Mlc1p translational termination|cytokinesis translation release factor activity, codon specific|translation release factor activity cytosol|translation release factor complex YML084W_d YML084W hom 0.0274943663765629 0.111436132193373 562 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0274842621405252 0.112103376952357 563 Beta 6 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YHR125W_d YHR125W hom 0.027441698510604 0.112123433058735 564 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL186W MNN5 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.027434160069007 0.112222080400952 565 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 YLR295C ATP14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0274045794822215 0.112609830251262 566 Subunit h of the F0 sector of mitochondrial F1F0 ATP synthase; F1F0 ATP synthase is a large, evolutionarily conserved enzyme complex required for ATP synthesis; protein abundance increases in response to DNA replication stress cristae formation|mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YNL271C BNI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0273836861307718 0.112991842839263 567 Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNR1 barbed-end actin filament capping|actin nucleation|actin filament bundle assembly involved in cytokinetic actomyosin contractile ring assembly|establishment of mitotic spindle orientation|formin-nucleated actin cable assembly profilin binding incipient cellular bud site|actin filament|polarisome|plasma membrane|cellular bud neck|mating projection tip|cellular bud tip YDR201W SPC19 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0273609358969874 0.113183848349395 568 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 YLL020C_d YLL020C hom 0.0273569810107226 0.113235978279117 569 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 YNL213C RRG9 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0272373300802321 0.114822072039219 570 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 YLR137W RKM5 hom 0.0271257012776659 0.116317528303463 571 Protein lysine methyltransferase; monomethylates Lys-46 of the ribosomal large subunit Rpl1a/Rpl1b; member of the seven beta-strand methyltransferase superfamily; orthologs only found among fungal species protein methylation S-adenosylmethionine-dependent methyltransferase activity cellular_component YER060W FCY21 hom 0.0271077387904271 0.116559588463431 572 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YOR187W TUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0271052820078298 0.116592726473871 573 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 YOR064C YNG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0270763008698899 0.117257702586376 574 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 YBR175W SWD3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0270755250128329 0.117049335341495 575 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 YNL292W PUS4 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0270621469253609 0.117175754611004 576 Pseudouridine synthase, catalyzes only the formation of pseudouridine-55 (Psi55), a highly conserved tRNA modification, in mitochondrial and cytoplasmic tRNAs; PUS4 overexpression leads to translational derepression of GCN4 (Gcd- phenotype) tRNA modification pseudouridine synthase activity mitochondrion|nucleus YOR200W_d YOR200W hom 0.0270424424800284 0.117442846587062 577 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MRM1/YOR201c Unknown Unknown Unknown YLR290C_p YLR290C hom FT MITOCHONDRION 0.0269619819519388 0.118538442016425 578 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YLR290C is not an essential gene biological_process molecular_function mitochondrion YOL121C RPS19A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.026922282562464 0.119081954305889 579 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 YPR148C YPR148C hom 0.026910315610947 0.119246172584864 580 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function ribosome|cytoplasm YGR095C RRP46 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0268557870463186 0.119996695594293 581 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp46p (EXOSC5) nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YDR503C LPP1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0268507312704615 0.120287863700017 582 Lipid phosphate phosphatase, catalyzes Mg(2+)-independent dephosphorylation of phosphatidic acid (PA), lysophosphatidic acid, and diacylglycerol pyrophosphate; involved in control of the cellular levels of phosphatidylinositol and PA phospholipid metabolic process phosphatidate phosphatase activity integral to membrane|membrane YJL082W IML2 hom FT NUCLEUS|MITOCHONDRION 0.026832800437714 0.120369544146507 583 Protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; IML2 has a paralog, YKR018C, that arose from the whole genome duplication biological_process molecular_function mitochondrial outer membrane|mitochondrion|nucleus|cytoplasm YPL238C_d YPL238C het FF 0.0268059946060183 0.120685256381716 584 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; partially overlaps 5' end of the verified essential gene SUI3/YPL237W Unknown Unknown Unknown YPR194C OPT2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0267051589285946 0.122144868853882 585 Oligopeptide transporter; member of the OPT family, with potential orthologs in S. pombe and C. albicans; also plays a role in formation of mature vacuoles oligopeptide transport|vacuole fusion, non-autophagic oligopeptide transporter activity integral to membrane|integral to plasma membrane YOR288C MPD1 hom FT ENDOPLASMIC RETICULUM 0.0266980092221538 0.122189163068226 586 Member of the protein disulfide isomerase (PDI) family; interacts with and inhibits the chaperone activity of Cne1p; MPD1 overexpression in a pdi1 null mutant suppresses defects in Pdi1p functions such as carboxypeptidase Y maturation protein folding protein disulfide oxidoreductase activity|protein disulfide isomerase activity fungal-type vacuole YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0266862808778746 0.122744465703115 587 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YDL100C GET3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0266676164722533 0.122670909515716 588 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 YOR291W YPK9 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.026627302397847 0.123405789357416 589 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 YGR192C TDH3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.026550405118613 0.124268473166266 590 Glyceraldehyde-3-phosphate dehydrogenase, isozyme 3; involved in glycolysis and gluconeogenesis; tetramer that catalyzes the reaction of glyceraldehyde-3-phosphate to 1,3 bis-phosphoglycerate; detected in the cytoplasm and cell wall; TDH3 has a paralog, TDH2, that arose from the whole genome duplication gluconeogenesis|reactive oxygen species metabolic process|glycolysis|apoptotic process glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity mitochondrion|fungal-type cell wall|lipid particle|plasma membrane|cytoplasm YDR230W_d YDR230W hom 0.0265191482663161 0.124993930664608 591 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene COX20 Unknown Unknown Unknown YDL061C RPS29B hom FT TRANSLATION|RIBOSOME 0.026460927366732 0.125542322569256 592 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 YJL112W MDV1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0264553468556225 0.125622105189364 593 Peripheral protein of cytosolic face of mitochondrial outer membrane; required for mitochondrial fission; interacts with Fis1p and with the dynamin-related GTPase Dnm1p; contains WD repeats; MDV1 has a paralog, CAF4, that arose from the whole genome duplication peroxisome fission|mitochondrial fission|mitochondrial genome maintenance ubiquitin binding mitochondrial outer membrane|mitochondrion YJR151W-A_p YJR151W-A hom 0.0264343778539444 0.126148458884163 594 Putative protein of unknown function; identified by fungal homology and RT-PCR; predicted to have a role in transcription based on computational guilt by association analysis biological_process molecular_function cellular_component YPR166C MRP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0263045186970869 0.127793434514402 595 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR136W GAT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0262546184275014 0.128518188602521 596 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 YPR192W AQY1 hom FT PLASMA MEMBRANE 0.0261828438923999 0.129623469050877 597 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 YOR246C ENV9 hom FF|FT OXIDATION-REDUCTION PROCESS|VACUOLAR PROTEIN PROCESSING 0.0261702554921623 0.12997996529055 598 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 YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0261694735146819 0.129762205260567 599 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 YNL052W COX5A hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0261659905601454 0.129813291494477 600 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 YJR001W AVT1 hom FT VACUOLAR TRANSPORT 0.0261436003747174 0.131178517799665 601 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 YIL165C_p YIL165C hom 0.0261415929239702 0.130171581475436 602 Putative protein of unknown function; mutant exhibits mitophagy defects; in closely related species and other S. cerevisiae strain backgrounds YIL165C and adjacent ORF, YIL164C, likely constitute a single ORF encoding a nitrilase gene mitochondrion degradation molecular_function cellular_component YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0261144278607484 0.130571414386918 603 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 YPL004C LSP1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0260700182705579 0.131227113602409 604 Primary component of eisosomes, which are large immobile patch structures at the cell cortex associated with endocytosis, along with Pil1p and Sur7p; null mutants show activation of Pkc1p/Ypk1p stress resistance pathways; member of the BAR domain family negative regulation of protein kinase activity|endocytosis|response to heat lipid binding mitochondrial outer membrane|eisosome|mitochondrion|plasma membrane|cytoplasm YBR199W KTR4 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0260665809012943 0.131277971924803 605 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YKR061W KTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0260020924555703 0.132234958427433 606 Mannosyltransferase involved in N-linked protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR2 has a paralog, YUR1, that arose from the whole genome duplication cell wall mannoprotein biosynthetic process|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YGR060W ERG25 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0259761621976513 0.132621273831556 607 C-4 methyl sterol oxidase, catalyzes the first of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis; mutants accumulate the sterol intermediate 4,4-dimethylzymosterol ergosterol biosynthetic process C-4 methylsterol oxidase activity plasma membrane|endoplasmic reticulum membrane YBL026W LSM2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0259408740871102 0.133148407508198 608 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YMR023C MSS1 hom FT RNA PROCESSING|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0258589427758768 0.134378547390104 609 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 YMR158W MRPS8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0258063785663063 0.135172374764971 610 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNL137C NAM9 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0257802046724463 0.135569002574243 611 Mitochondrial ribosomal component of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YIL007C NAS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0257685105095013 0.135746500976505 612 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 YDL056W MBP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0257652875372821 0.135795451981074 613 Transcription factor involved in regulation of cell cycle progression from G1 to S phase, forms a complex with Swi6p that binds to MluI cell cycle box regulatory element in promoters of DNA synthesis genes positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription MBF transcription complex|nucleus YGL129C RSM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0257542989984987 0.13596245004676 614 Mitochondrial ribosomal protein of the small subunit, has similarity to mammalian apoptosis mediator proteins; null mutation prevents induction of apoptosis by overproduction of metacaspase Mca1p mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YKR014C YPT52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0257092571881911 0.136648628736076 615 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 YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0256887670000087 0.136961664195552 616 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR049W VMS1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0256743706373493 0.137181932777068 617 Component of a Cdc48p-complex involved in protein quality control; exhibits cytosolic and ER-membrane localization, with Cdc48p, during normal growth, and contributes to ER-associated degradation (ERAD) of specific substrates at a step after their ubiquitination; forms a mitochondrially-associated complex with Cdc48p and Npl4p under oxidative stress that is required for ubiquitin-mediated mitochondria-associated protein degradation (MAD); conserved in C. elegans and humans ER-associated protein catabolic process|mitochondria-associated protein catabolic process|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function cytosol|mitochondrion|endoplasmic reticulum membrane|Cdc48p-Npl4p-Vms1p AAA ATPase complex|cytoplasm YJR044C VPS55 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0256517727498724 0.137704468067422 618 Late endosomal protein involved in late endosome to vacuole trafficking; functional homolog of human obesity receptor gene-related protein (OB-RGRP) late endosome to vacuole transport via multivesicular body sorting pathway molecular_function Vps55/Vps68 complex|late endosome|integral to membrane YPL189W GUP2 hom 0.0256413017527855 0.137688930533615 619 Probable membrane protein with a possible role in proton symport of glycerol; member of the MBOAT family of putative membrane-bound O-acyltransferases; Gup1p homolog glycerol transport O-acyltransferase activity integral to membrane|membrane YAL028W FRT2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0255885993752736 0.138499923233833 620 Tail-anchored ER membrane protein of unknown function; interacts with homolog Frt1p; promotes growth in conditions of high Na+, alkaline pH, or cell wall stress, possibly via a role in posttranslational translocation; potential Cdc28p substrate; FRT2 has a paralog, FRT1, that arose from the whole genome duplication response to stress molecular_function endoplasmic reticulum YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0255734225496649 0.138734147524038 621 Subunit of heterotrimeric Replication Protein A (RPA); RPA is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination; protein abundance increases in response to DNA replication stress establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|double-strand break repair via homologous recombination|DNA replication|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex YDR356W SPC110 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0255553780422126 0.139072006093534 622 Inner plaque spindle pole body (SPB) component, ortholog of human kendrin; involved in connecting nuclear microtubules to SPB; interacts with Tub4p-complex and calmodulin; phosphorylated by Mps1p in cell cycle-dependent manner karyogamy involved in conjugation with cellular fusion|microtubule nucleation structural constituent of cytoskeleton central plaque of spindle pole body|inner plaque of spindle pole body YGL227W VID30 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0255501254847906 0.139153279847787 623 Central component of GID Complex, involved in FBPase degradation; interacts strongly with Gid8p to serve as a scaffold for other GID Complex subunits; contains SPRY domain and 3 domains that are also found in Gid8p - LisH, CTLH, and CRA; required for association of Vid vesicles and actin patches in vacuole import and degradation pathway; shifts the balance of nitrogen metabolism toward glutamate production; localizes to the nucleus and the cytoplasm regulation of nitrogen utilization|negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process molecular_function nucleus|GID complex|cytoplasm YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.025544924202693 0.139174786978545 624 Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity mitochondrion|NatA complex|cytosolic ribosome YMR109W MYO5 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.025499519386991 0.139879057127341 625 One of two type I myosins; contains proline-rich tail homology 2 (TH2) and SH3 domains; MYO5 deletion has little effect on growth, but myo3 myo5 double deletion causes severe defects in growth and actin cytoskeleton organization bipolar cellular bud site selection|endocytosis|exocytosis|fungal-type cell wall organization|response to salt stress|receptor-mediated endocytosis|actin cortical patch localization|response to osmotic stress microfilament motor activity mating projection tip|actin cortical patch YGL082W_p YGL082W hom FT NUCLEUS 0.0254705449584021 0.14038912039687 626 Putative protein of unknown function; predicted prenylation/proteolysis target of Afc1p and Rce1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YGL082W is not an essential gene biological_process molecular_function nucleus|plasma membrane|cytoplasm YNL143C_p YNL143C hom 0.0254601658587217 0.140728813717771 627 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.0254404334309395 0.140799634719849 628 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 YNL118C DCP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0253900664524528 0.141588038013376 629 Catalytic subunit of the Dcp1p-Dcp2p decapping enzyme complex; removes the 5' cap structure from mRNAs prior to their degradation; nudix hydrolase family member; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|deadenylation-independent decapping of nuclear-transcribed mRNA|stress granule assembly hydrolase activity|mRNA binding|m7G(5')pppN diphosphatase activity nucleus|cytoplasmic mRNA processing body|cytoplasm YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0253816831199551 0.141898040595689 630 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 YMR188C MRPS17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0253804662299743 0.141917154183074 631 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNR044W AGA1 hom 0.025366097077525 0.141964423539718 632 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 YDR063W AIM7 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0253145481139947 0.142776486841223 633 Protein that interacts with Arp2/3 complex to stimulate actin filament debranching and inhibit actin nucleation; has similarity to Cof1p and also to human glia maturation factor (GMF); null mutant displays elevated mitochondrial genome loss actin filament debranching|negative regulation of Arp2/3 complex-mediated actin nucleation molecular_function nucleus|actin cortical patch|cytoplasm YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0252876868531667 0.143320495142615 634 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 YHR199C AIM46 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0252719076909155 0.143450900919342 635 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YCL024W KCC4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0252612333975059 0.14362011048701 636 Protein kinase of the bud neck involved in the septin checkpoint; associates with septin proteins, negatively regulates Swe1p by phosphorylation, shows structural homology to bud neck kinases Gin4p and Hsl1p; KCC4 has a paralog, GIN4, that arose from the whole genome duplication budding cell bud growth|protein phosphorylation|septin checkpoint|septin ring assembly phosphatidic acid binding|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylserine binding|protein kinase activity incipient cellular bud site|cellular bud neck septin collar|plasma membrane|cellular bud neck|septin ring YHR164C DNA2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0252595116869455 0.143647417475243 637 Tripartite DNA replication factor; has single-stranded DNA-dependent ATPase, ATP-dependent nuclease, and helicase activities; required for Okazaki fragment processing; involved in DNA repair; cell-cycle dependent localization; forms nuclear foci upon DNA replication stress DNA repair|lagging strand elongation|meiotic DNA double-strand break processing|DNA strand renaturation|replicative cell aging|telomere maintenance|DNA-dependent DNA replication ATP-dependent DNA helicase activity|single-stranded DNA specific endodeoxyribonuclease activity|5'-flap endonuclease activity nuclear chromosome, telomeric region|nucleus|cytoplasm YJR014W TMA22 hom FT TRANSLATION|RIBOSOME 0.025239253322749 0.144268500895782 638 Protein of unknown function; associates with ribosomes and has a putative RNA binding domain; interacts with Tma20p; similar to human GRAP and human DRP1, which interacts with human Tma20p homolog MCT-1; protein abundance increases in response to DNA replication stress biological_process RNA binding ribosome|cytoplasm YNL232W CSL4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0252330316318788 0.144187643802636 639 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; predicted to contain an S1 RNA binding domain; has similarity to human hCsl4p (EXOSC1) nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nucleus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YDR071C PAA1 hom FT CHROMATIN ORGANIZATION 0.0252321673424172 0.144081643010337 640 Polyamine acetyltransferase; acetylates polyamines (e.g. putrescine, spermidine, spermine) and also aralkylamines (e.g. tryptamine, phenylethylamine); may be involved in transcription and/or DNA replication chromatin organization diamine N-acetyltransferase activity|aralkylamine N-acetyltransferase activity cytoplasm YGR123C PPT1 hom FT NUCLEUS 0.0252164863078889 0.144331109724246 641 Protein serine/threonine phosphatase, regulates Hsp90 chaperone by affecting its ATPase and cochaperone binding activities; has similarity to human phosphatase PP5; present in both the nucleus and cytoplasm; expressed during logarithmic growth protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YDR036C EHD3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0252121650231203 0.144399914383051 642 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 YIL108W YIL108W hom FT PROTEOLYSIS 0.0251991274954373 0.144607653681384 643 Putative metalloendopeptidase; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cytoplasm YDL093W PMT5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0251322326441461 0.145677155054489 644 Protein O-mannosyltransferase, transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; acts in a complex with Pmt3p, can instead interact with Pmt2p in some conditions; target for new antifungals protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YIL173W VTH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0251253403069646 0.145787691405075 645 Putative membrane glycoprotein with strong similarity to Vth2p and Pep1p/Vps10p, may be involved in vacuolar protein sorting Golgi to vacuole transport signal sequence binding endosome|integral to membrane YKL064W MNR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0250941638257426 0.14628848829387 646 Vacuolar membrane protein required for magnesium homeostasis; putative magnesium transporter; has similarity to Alr1p and Alr2p, which mediate influx of Mg2+ and other divalent cations cellular magnesium ion homeostasis magnesium ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YPL230W USV1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0250808446739891 0.14650283839975 647 Putative transcription factor containing a C2H2 zinc finger; mutation affects transcriptional regulation of genes involved in growth on non-fermentable carbon sources, response to salt stress and cell wall biosynthesis; USV1 has a paralog, RGM1, that arose from the whole genome duplication carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to salt stress sequence-specific DNA binding nucleus YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.02507587348633 0.146582903108135 648 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 YPR047W MSF1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0250503372986393 0.14699471002338 649 Mitochondrial phenylalanyl-tRNA synthetase, active as a monomer, unlike the cytoplasmic subunit which is active as a dimer complexed to a beta subunit dimer; similar to the alpha subunit of E. coli phenylalanyl-tRNA synthetase phenylalanyl-tRNA aminoacylation|mitochondrial phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity mitochondrion YOL002C IZH2 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0250242566802101 0.147416208842755 650 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 YMR293C HER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0250166965219186 0.147841015056498 651 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; required for remodeling of ER caused by Hmg2p overexpression; similar to bacterial GatA glutamyl-tRNA amidotransferase endoplasmic reticulum organization|glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YDL086W_p YDL086W hom FT MITOCHONDRION 0.0250128385279429 0.147842978206811 652 Putative carboxymethylenebutenolidase; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YDL086W is not an essential gene biological_process carboxymethylenebutenolidase activity mitochondrion|cytoplasm YGL061C DUO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0249602759586756 0.148514720392419 653 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle microtubule|DASH complex|condensed nuclear chromosome kinetochore|spindle pole body|spindle YPL179W PPQ1 hom FT TRANSLATION 0.0249407710428053 0.148771662527606 654 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YDR249C_p YDR249C hom 0.0249046679534742 0.149360761598883 655 Putative protein of unknown function biological_process molecular_function cellular_component YHR051W COX6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0249029341307998 0.149389097335294 656 Subunit VI of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain; expression is regulated by oxygen levels mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YBR242W_p YBR242W hom FT NUCLEUS 0.0248992999758851 0.149448503366015 657 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 YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0248806313934911 0.149753955030805 658 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 YBL066C SEF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0248441270567937 0.150352606992874 659 Putative transcription factor, has homolog in Kluyveromyces lactis biological_process molecular_function cellular_component YDR117C TMA64 hom FT TRANSLATION 0.0247989257173738 0.151096410601831 660 Protein of unknown function that associates with ribosomes; has a putative RNA binding domain; in mammals the corresponding protein, eIF2D, has been shown to possess translation initiation factor activity biological_process RNA binding ribosome YGR176W_d YGR176W hom 0.0247500044273194 0.152026879130878 661 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL038W RGT1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0247463803767406 0.151964581038763 662 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 YER016W BIM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0247385725587029 0.152093907554664 663 Microtubule-binding protein that together with Kar9p makes up the cortical microtubule capture site and delays the exit from mitosis when the spindle is oriented abnormally nuclear migration along microtubule|microtubule nucleation|microtubule depolymerization|negative regulation of microtubule depolymerization|positive regulation of microtubule polymerization|mitotic sister chromatid cohesion|mitotic cell cycle spindle assembly checkpoint microtubule plus-end binding|protein homodimerization activity|structural constituent of cytoskeleton spindle midzone|microtubule plus end|cytoplasmic microtubule|spindle pole body|kinetochore|spindle pole|spindle YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0247268693081872 0.152287913757788 664 AMP-activated serine/threonine protein kinase; found in a complex containing Snf4p and members of the Sip1p/Sip2p/Gal83p family; required for transcription of glucose-repressed genes, thermotolerance, sporulation, and peroxisome biogenesis; involved in regulation of the nucleocytoplasmic shuttling of Hxk2p; regulates filamentous growth in response to starvation negative regulation of translation|protein phosphorylation|replicative cell aging|signal transduction|biofilm formation|positive regulation of gluconeogenesis|pseudohyphal growth|cell adhesion|regulation of carbohydrate metabolic process|invasive growth in response to glucose limitation|cellular response to nitrogen starvation AMP-activated protein kinase activity|protein kinase activity mitochondrion|AMP-activated protein kinase complex|nucleus|nuclear envelope lumen|fungal-type vacuole|cytoplasm YDL078C MDH3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0247177705602811 0.152438874855277 665 Peroxisomal malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the glyoxylate cycle glyoxylate cycle|fatty acid beta-oxidation|malate metabolic process|NADH regeneration L-malate dehydrogenase activity|mRNA binding peroxisomal matrix|peroxisome YPR189W SKI3 hom FT NUCLEUS 0.0246816231740699 0.153039735806182 666 Ski complex component and TPR protein, mediates 3'-5' RNA degradation by the cytoplasmic exosome; null mutants have superkiller phenotype of increased viral dsRNAs and are synthetic lethal with mutations in 5'-3' mRNA decay nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function Ski complex YOR164C GET4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0246779700989825 0.153100559200532 667 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 YHR135C YCK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0246622942521635 0.153361769402185 668 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 YNL200C YNL200C hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0246336484972829 0.15383997507168 669 NADHX epimerase; catalyzes isomerization of (R)- and (S)-NADHX; homologous to AIBP in mammals and the N- terminal domain of YjeF in E.coli; enzyme is widespread in eukaryotes, prokaryotes and archaea; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies nicotinamide nucleotide metabolic process NADHX epimerase activity mitochondrion|cytoplasm YDL039C PRM7 hom 0.0246234167942366 0.154011055112278 670 Pheromone-regulated protein, predicted to have one transmembrane segment; promoter contains Gcn4p binding elements conjugation with cellular fusion molecular_function integral to membrane YNL035C YNL035C hom FT NUCLEUS 0.0246162472253899 0.154131020580478 671 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 YPL053C KTR6 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0246148170365089 0.154154959837063 672 Probable mannosylphosphate transferase; involved in the synthesis of core oligosaccharides in protein glycosylation pathway; member of the KRE2/MNT1 mannosyltransferase family; KTR6 has a paralog, KRE2, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosylphosphate transferase activity membrane YOR346W REV1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0246102332193388 0.154231705221569 673 Deoxycytidyl transferase; involved in repair of abasic sites and adducted guanines in damaged DNA by translesion synthesis (TLS); forms a complex with the subunits of DNA polymerase zeta, Rev3p and Rev7p; relocalizes from nucleus to cytoplasm upon DNA replication stress error-prone translesion synthesis|error-free translesion synthesis deoxycytidyl transferase activity|DNA-directed DNA polymerase activity nuclear chromatin|mitochondrion|replication fork YPL143W RPL33A het FT TRANSLATION|RIBOSOME 0.0245863687889951 0.155248559517341 674 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 YIL059C_d YIL059C hom 0.0245780228057291 0.154771812552256 675 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YIL060W Unknown Unknown Unknown YKR041W YKR041W hom FT NUCLEUS|CYTOSKELETON 0.0245681280724945 0.154999620968675 676 Protein of unknown function; localizes to the mitotic spindle; overexpression of YKR041W affects endocytic protein trafficking biological_process molecular_function nucleus|mitotic spindle|cytoplasm YMR203W TOM40 het FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0245656209108341 0.155350234621123 677 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 YGR207C CIR1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0245211431296133 0.155729081473188 678 Mitochondrial protein that interacts with frataxin (Yfh1p); putative ortholog of mammalian electron transfer flavoprotein complex subunit ETF-beta; may have a role in oxidative stress response biological_process molecular_function mitochondrion YDR274C_d YDR274C hom 0.0244863559634862 0.156750028466154 679 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR199W_d YDR199W hom 0.024445914350194 0.157063966935463 680 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 YJL063C MRPL8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0244174659057491 0.157485484314357 681 Mitochondrial ribosomal protein of the large subunit mitochondrial genome maintenance|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0244125048939705 0.157818075511161 682 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 YOL013W-B_d YOL013W-B hom 0.0243965803817927 0.157841116106355 683 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 YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0243904585874031 0.157945471147931 684 snRNP protein component of spliceosomal snRNPs, required for pre-mRNA splicing and snRNP biogenesis; in null mutant newly-synthesized snRNAs are destabilized and 3'-end processing is slowed spliceosomal complex assembly RNA binding small nuclear ribonucleoprotein complex YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0243819276054348 0.158153060123481 685 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 YDL047W SIT4 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0243798509645276 0.158126417432948 686 Type 2A-related serine-threonine phosphatase that functions in the G1/S transition of the mitotic cycle; cytoplasmic and nuclear protein that modulates functions mediated by Pkc1p including cell wall and actin cytoskeleton organization intracellular protein kinase cascade|replicative cell aging|G1/S transition of mitotic cell cycle|actin cytoskeleton organization|DNA repair|cellular response to oxidative stress|fungal-type cell wall organization|TOR signaling cascade|dephosphorylation|tRNA wobble uridine modification protein serine/threonine phosphatase activity nucleus|cytoplasm YLR134W PDC5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0243650377513129 0.158379365771797 687 Minor isoform of pyruvate decarboxylase, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde, regulation is glucose- and ethanol-dependent, repressed by thiamine, involved in amino acid catabolism L-phenylalanine catabolic process|glucose catabolic process to ethanol|pyruvate metabolic process|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity nucleus|cytoplasm YLL014W EMC6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0243643374056857 0.158702225123912 688 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 YOR019W YOR019W hom FT CELL CYCLE 0.0243291572694628 0.158993324903656 689 Protein of unknown function that may interact with ribosomes, based on co-purification experiments mitochondrion degradation molecular_function ribosome YOR334W MRS2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0243245885512451 0.159071630320933 690 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 YDL048C STP4 hom FT NUCLEUS|MITOCHONDRION 0.0243089815961358 0.159339345316019 691 Protein containing a Kruppel-type zinc-finger domain; has similarity to Stp1p, Stp2p, and Stp3p; predicted to be a transcription factor; relative distribution to the nucleus increases upon DNA replication stress biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YNL184C_p YNL184C hom 0.0243025872892598 0.159449128845032 692 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YBR219C_p YBR219C hom 0.0242719814813085 0.159975390537016 693 Putative protein of unknown function; YBR219C is not an essential gene biological_process molecular_function integral to membrane YOR054C VHS3 hom FT CELL CYCLE|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM 0.0242717391643912 0.159979562366868 694 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 YOL127W RPL25 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0242677308693305 0.160048582788125 695 Ribosomal 60S subunit protein L25; primary rRNA-binding ribosomal protein component of large ribosomal subunit; binds to 25S rRNA via a conserved C-terminal motif; homologous to mammalian ribosomal protein L23A and bacterial L23 cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YDR030C RAD28 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0242602227136098 0.160177929249548 696 Protein involved in DNA repair, related to the human CSA protein that is involved in transcription-coupled repair nucleotide excision repair DNA repair molecular_function nucleus YBR230C OM14 hom FT MITOCHONDRION 0.0242584729276165 0.160208084966201 697 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 YJR058C APS2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0242228605197336 0.160822759768533 698 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 YLL003W SFI1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0241113318526252 0.162759282861442 699 Centrin (Cdc31p)-binding protein required for spindle pole body (SPB) duplication, localizes to the half-bridge of the SPB, required for progression through G(2)-M transition, has similarity to Xenopus laevis XCAP-C G2/M transition of mitotic cell cycle|spindle assembly|spindle pole body duplication associated with nuclear envelope molecular_function half bridge of spindle pole body YDR434W GPI17 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0240903270954447 0.163125957242496 700 Transmembrane protein subunit of the glycosylphosphatidylinositol transamidase complex that adds GPIs to newly synthesized proteins; human PIG-S homolog attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|endoplasmic reticulum|GPI-anchor transamidase complex YOR376W_d YOR376W hom 0.0240875901441484 0.163173781275877 701 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YOR376W is not an essential gene. Unknown Unknown Unknown YDR375C BCS1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0240277655123078 0.164284726781066 702 Protein translocase and chaperone required for Complex III assembly; member of the AAA ATPase family; forms a homo-oligomeric complex in the mitochondrial inner membrane that translocates the C-terminal domain of Rip1p from the matrix across the inner membrane, and then delivers it to an assembly intermediate of respiratory Complex III in an ATP-dependent reaction; also required for assembly of the Qcr10p subunit; mutations in human homolog BCS1L linked to neonatal diseases protein insertion into mitochondrial membrane from inner side|chaperone-mediated protein complex assembly|mitochondrial respiratory chain complex III assembly protein transmembrane transporter activity|ATPase activity mitochondrion|mitochondrial inner membrane YOR303W CPA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0239874501545462 0.164930849282825 703 Small subunit of carbamoyl phosphate synthetase, which catalyzes a step in the synthesis of citrulline, an arginine precursor; translationally regulated by an attenuator peptide encoded by YOR302W within the CPA1 mRNA 5'-leader arginine biosynthetic process carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity carbamoyl-phosphate synthase complex YBR144C_d YBR144C hom 0.0239848770486703 0.164976184190146 704 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR144C is not an essential gene Unknown Unknown Unknown YDR018C_p YDR018C hom FT LIPID METABOLISM 0.0239805119684059 0.165053112890673 705 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 YMR189W GCV2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0239496664699977 0.165913522040558 706 P subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; expression is regulated by levels of 5,10-methylene-THF in the cytoplasm glycine decarboxylation via glycine cleavage system|one-carbon metabolic process glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YDL085C-A_p YDL085C-A hom FT NUCLEUS 0.0239422524901515 0.165728540472863 707 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YBR030W RKM3 hom FT NUCLEUS 0.0239119931991309 0.166264204225802 708 Ribosomal lysine methyltransferase specific for monomethylation of Rpl42ap and Rpl42bp (lysine 40); nuclear SET domain containing protein peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity nucleus YMR290C HAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0239055312309927 0.166378765374938 709 ATP-dependent RNA helicase; localizes to both the nuclear periphery and nucleolus; highly enriched in nuclear pore complex fractions; constituent of 66S pre-ribosomal particles rRNA processing RNA binding|RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nuclear envelope|nucleolus|preribosome, large subunit precursor|90S preribosome YPR186C PZF1 het FT NUCLEUS 0.0238944295763528 0.16657571981 710 Transcription factor IIIA (TFIIIA); essential DNA binding protein required for transcription of 5S rRNA by RNA polymerase III; not involved in transcription of other RNAP III genes; nine conserved zinc fingers; may also bind 5S rRNA 5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|TFIIIC-class transcription factor binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIC recruiting transcription factor activity nucleus YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0238883013997897 0.166684514800918 711 Component of the Sin3p-Rpd3p histone deacetylase complex, involved in transcriptional repression and activation of diverse processes, including mating-type switching and meiosis; involved in the maintenance of chromosomal integrity positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of transcription during meiosis|regulation of DNA-dependent DNA replication initiation|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|double-strand break repair via nonhomologous end joining|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity|transcription corepressor activity Sin3-type complex|Rpd3S complex|Rpd3L-Expanded complex|Rpd3L complex YGL259W_p YPS5 hom FT PROTEOLYSIS 0.0238459680184101 0.167437528247126 712 Protein with similarity to GPI-anchored aspartic proteases such as Yap1p and Yap3p biological_process aspartic-type endopeptidase activity cellular_component YOR293C-A_p YOR293C-A hom 0.0238396330676006 0.167550431823609 713 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR454C GUK1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0238244728556764 0.167820854165771 714 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 YDR154C_d YDR154C hom 0.023822070577197 0.167927194312185 715 Dubious open reading frame, null mutant exhibits synthetic phenotype with alpha-synuclein Unknown Unknown Unknown YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.0238041020310903 0.168184737223556 716 Transcription factor, activates transcription of stress response genes; nuclear localization is positively regulated by calcineurin-mediated dephosphorylation; rapidly localizes to the nucleus under blue light stress regulation of potassium ion concentration by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to calcium ion|positive regulation of sodium ion transport by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|cell wall chitin biosynthetic process|positive regulation of transcription from RNA polymerase II promoter in response to alkalinity|positive regulation of transcription from RNA polymerase II promoter by pheromones|ion homeostasis|Unknown|positive regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YDR252W BTT1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0237799638806619 0.168616681898683 717 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 YLR201C COQ9 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0237727229353914 0.168746418473045 718 Protein required for ubiquinone (coenzyme Q) biosynthesis and respiratory growth; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|mitochondrial inner membrane YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.0237642793620195 0.16889779716568 719 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 YBR003W COQ1 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0237554281686107 0.169056593091432 720 Hexaprenyl pyrophosphate synthetase, catalyzes the first step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process trans-hexaprenyltranstransferase activity mitochondrion YFL020C PAU5 hom 0.0237298597814793 0.169579614311414 721 Member of the seripauperin multigene family encoded mainly in subtelomeric regions; induced during alcoholic fermentation; induced by low temperature and also by anaerobic conditions; negatively regulated by oxygen and repressed by heme biological_process molecular_function integral to membrane|cytoplasm YNR036C MRPS12 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.023711088068647 0.170236525279755 722 Mitochondrial protein; may interact with ribosomes based on co-purification experiments; similar to E. coli and human mitochondrial S12 ribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|ribosome|mitochondrial small ribosomal subunit YJR103W URA8 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0236878038110141 0.170273513022922 723 Minor CTP synthase isozyme (see also URA7); catalyzes the ATP-dependent transfer of the amide nitrogen from glutamine to UTP, forming CTP, the final step in de novo biosynthesis of pyrimidines; involved in phospholipid biosynthesis; capable of forming cytoplasmic filaments termed cytoophidium, especially during conditions of glucose depletion; URA8 has a paralog, URA7, that arose from the whole genome duplication pyrimidine nucleobase biosynthetic process|CTP biosynthetic process|phospholipid biosynthetic process CTP synthase activity cytosol YKL003C MRP17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0236519323151651 0.170921688537945 724 Mitochondrial ribosomal protein of the small subunit; MRP17 exhibits genetic interactions with PET122, encoding a COX3-specific translational activator mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0236154292319674 0.171583170852846 725 Ubiquitin-like protein involved in thiolation of cytoplasmic tRNAs; receives sulfur from the E1-like enzyme Uba4p and transfers it to tRNA; also functions as a protein tag with roles in nutrient sensing and oxidative stress response cellular response to oxidative stress|tRNA wobble position uridine thiolation|cell budding|protein urmylation|invasive growth in response to glucose limitation|tRNA wobble uridine modification protein tag cytosol|nucleus|cytoplasm YOR091W TMA46 hom FT TRANSLATION 0.023534093944331 0.173063955373742 726 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YLR368W MDM30 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0234696038713717 0.17424482831278 727 F-box component of an SCF ubiquitin protein ligase complex; associates with and is required for Fzo1p ubiquitination and for mitochondria fusion; stimulates nuclear export of specific mRNAs; promotes ubiquitin-mediated degradation of Gal4p in some strains SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|chronological cell aging|proteolysis involved in cellular protein catabolic process|mitochondrion organization|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|regulation of mRNA export from nucleus|mitochondrial fusion ubiquitin-protein ligase activity mitochondrion|SCF ubiquitin ligase complex YGR268C HUA1 hom 0.0234269982400907 0.175028269676567 728 Cytoplasmic protein containing a zinc finger domain with sequence similarity to that of Type I J-proteins; computational analysis of large-scale protein-protein interaction data suggests a possible role in actin patch assembly biological_process molecular_function cytoplasm YIL083C CAB2 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0234162019084983 0.17522721155968 729 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 YBR292C_d YBR292C hom 0.0234147357681457 0.175254240841247 730 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR292C is not an essential gene Unknown Unknown Unknown YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0234080844264759 0.175634798379286 731 1-phosphatidylinositol-3-phosphate 5-kinase; vacuolar membrane kinase that generates phosphatidylinositol (3,5)P2, which is involved in vacuolar sorting and homeostasis phosphatidylinositol phosphorylation 1-phosphatidylinositol-3-phosphate 5-kinase activity|phosphatidylinositol-3-phosphate binding endosome membrane|mitochondrion|fungal-type vacuole membrane|PAS complex YJL027C_p YJL027C hom 0.023407815258106 0.175381867070184 732 Putative protein of unknown function biological_process molecular_function cellular_component YOR081C TGL5 hom FT LIPID METABOLISM 0.0233938834961538 0.175832482576626 733 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidic acid acyltransferase activity; involved in triacylglycerol mobilization; localizes to lipid particles; potential Cdc28p substrate triglyceride mobilization lysophosphatidic acid acyltransferase activity|triglyceride lipase activity lipid particle YBR084W MIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0233712123638151 0.176058040944635 734 Mitochondrial C1-tetrahydrofolate synthase, involved in interconversion between different oxidation states of tetrahydrofolate (THF); provides activities of formyl-THF synthetase, methenyl-THF cyclohydrolase, and methylene-THF dehydrogenase nucleobase-containing compound metabolic process|folic acid biosynthetic process formate-tetrahydrofolate ligase activity|methylenetetrahydrofolate dehydrogenase (NADP+) activity|methenyltetrahydrofolate cyclohydrolase activity mitochondrion YNL042W-B_p YNL042W-B hom 0.0233600212316001 0.176265164696492 735 Putative protein of unknown function biological_process molecular_function cellular_component YGR003W CUL3 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0233190756821614 0.177089163268993 736 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 YDR459C PFA5 hom FT PLASMA MEMBRANE 0.0233113539013582 0.177168004163425 737 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 YBR008C FLR1 hom FT PLASMA MEMBRANE 0.0233043722936478 0.177297803559166 738 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; involved in efflux of fluconazole, diazaborine, benomyl, methotrexate, and other drugs; expression induced in cells treated with the mycotoxin patulin; relocalizes from nucleus to plasma membrane upon DNA replication stress drug transmembrane transport|transmembrane transport fluconazole transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.0232137041450538 0.178989906238015 739 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 YMR074C YMR074C hom FT NUCLEUS 0.0232028140913713 0.17919394771241 740 Protein with homology to human PDCD5; PDCD5 is involved in programmed cell death; N-terminal region forms a conserved triple-helix bundle structure; overexpression promotes H2O2-induced apoptosis; YMR074C is not an essential gene; protein abundance increases in response to DNA replication stress apoptotic process molecular_function nucleus|cytoplasm YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0231625042278745 0.180601849576248 741 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 YML059C NTE1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0231403898530726 0.180366896169113 742 Serine esterase, homolog of human neuropathy target esterase (NTE); Nte1p-mediated phosphatidylcholine turnover influences transcription factor Opi1p localization, affecting transcriptional regulation of phospholipid biosynthesis genes phosphatidylcholine catabolic process|regulation of phospholipid biosynthetic process lysophospholipase activity|carboxylesterase activity integral to membrane|endoplasmic reticulum YJL102W MEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0231316421280027 0.180531719868314 743 Mitochondrial elongation factor involved in translational elongation translational elongation translation elongation factor activity mitochondrion YCL047C POF1 hom FT PROTEOLYSIS 0.0231193536088864 0.180763447664243 744 ATPase involved in the protein quality control and filamentation pathways; interacts physically with Kss1p and suppresses the filamentation defect of a kss1 deletion; also interacts with Ubc7p pseudohyphal growth|ER-associated protein catabolic process|invasive growth in response to glucose limitation ATPase activity cellular_component YDR124W_p YDR124W hom 0.0230779614580204 0.181937096424067 745 Putative protein of unknown function; non-essential gene; expression is strongly induced by alpha factor biological_process molecular_function cellular_component YOR166C SWT1 hom FT NUCLEUS 0.0230019495716157 0.182988506312971 746 RNA endoribonuclease involved in perinuclear mRNP quality control via the turnover of aberrant, unprocessed pre-mRNAs; interacts with subunits of THO/TREX, TREX-2, and RNA polymerase II; contains a PIN (PilT N terminus) domain nuclear mRNA surveillance of mRNP export|transcription, DNA-dependent endoribonuclease activity nucleus|cytoplasm YJL065C DLS1 hom FT GENE SILENCING|NUCLEUS 0.0229927865326328 0.183424645927254 747 Subunit of ISW2/yCHRAC chromatin accessibility complex; ISW2/yCHRAC also includes Itc1p, Isw2p, and Dpb4p; involved in inheritance of telomeric silencing; DLS1 has a paralog, DPB3, that arose from the whole genome duplication chromatin silencing at telomere molecular_function chromatin accessibility complex|nucleus YNL031C HHT2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0229884800935183 0.183245073665861 748 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 YDR147W EKI1 hom FT LIPID METABOLISM 0.0229807490449039 0.18339245539914 749 Ethanolamine kinase; primarily responsible for phosphatidylethanolamine synthesis via the CDP-ethanolamine pathway; exhibits some choline kinase activity, thus contributing to phosphatidylcholine synthesis via the CDP-choline pathway; EKI1 has a paralog, CKI1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolamine kinase activity|choline kinase activity cytoplasm YLR208W SEC13 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0229585711523989 0.183815733285039 750 Structural component of 3 distinct complexes; subunit of Nup84 nuclear pore sub-complex (NPC), COPII vesicle coat, and Seh1-associated (SEA) complex; COPII vesicle coat is required for ER to Golgi transport; the Nup84 subcomplex contributes to nucleocytoplasmic transport, NPC biogenesis and processes that may require localization of chromosomes at the nuclear periphery, including transcription; homologous to human SEC13; abundance increases under DNA replication stress positive regulation of transcription, DNA-dependent|ER-associated protein catabolic process|positive regulation of GTPase activity|nuclear pore distribution|COPII-coated vesicle budding structural molecule activity COPII vesicle coat|nuclear pore outer ring|Seh1-associated complex YOL077C BRX1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0229488581045331 0.184001339973536 751 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 YOR347C PYK2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.022941991940195 0.184132629212245 752 Pyruvate kinase; appears to be modulated by phosphorylation; transcription repressed by glucose, and Pyk2p may be active under low glycolytic flux; PYK2 has a paralog, CDC19, that arose from the whole genome duplication pyruvate metabolic process pyruvate kinase activity cytosol|mitochondrion YNL276C_d YNL276C hom 0.0229242519906259 0.184472159112372 753 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 YHR079C-A SAE3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.022918180358455 0.184588472126554 754 Meiosis specific protein involved in DMC1-dependent meiotic recombination, forms heterodimer with Mei5p; proposed to be an assembly factor for Dmc1p double-strand break repair|reciprocal meiotic recombination|meiotic DNA recombinase assembly molecular_function condensed nuclear chromosome YML027W YOX1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0229138879146809 0.184670734322817 755 Homeobox transcriptional repressor; binds to Mcm1p and to early cell cycle boxes (ECBs) in the promoters of cell cycle-regulated genes expressed in M/G1 phase; expression is cell cycle-regulated; potential Cdc28p substrate; relocalizes from nucleus to cytoplasm upon DNA replication stress; YOX1 has a paralog, YHP1, that arose from the whole genome duplication negative regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II regulatory region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nuclear chromatin|nucleus YJR060W CBF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|KINETOCHORE 0.0229083488851062 0.184776926684882 756 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 YAL014C SYN8 hom FT PROTEIN LOCALIZATION 0.022904822611639 0.184844554707943 757 Endosomal SNARE related to mammalian syntaxin 8 transport SNAP receptor activity endosome YBR239C_p ERT1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|CARBOHYDRATE METABOLISM|NUCLEUS 0.0228872193334059 0.185379302321397 758 Transcriptional regulator of nonfermentable carbon utilization; GFP-fusion protein localizes to cytoplasm, nucleus; null mutation affects periodicity of transcriptional and metabolic oscillation; plays role in restricting Ty1 transposition biological_process sequence-specific DNA binding nucleus|cytoplasm YLL056C_p YLL056C hom 0.0228615163504454 0.185807922162381 759 Putative protein of unknown function, transcription is activated by paralogous transcription factors Yrm1p and Yrr1p and genes involved in pleiotropic drug resistance (PDR); expression is induced in cells treated with the mycotoxin patulin biological_process molecular_function cellular_component YBR092C PHO3 hom 0.0228529946574288 0.185840640906743 760 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 YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0228479883766773 0.185937066753003 761 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YML090W_d YML090W hom 0.0228049144942109 0.186768239560685 762 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YML089C; exhibits growth defect on a non-fermentable (respiratory) carbon source Unknown Unknown Unknown YLR287C_p YLR287C hom 0.0227903437245789 0.187050023684165 763 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 YDR488C PAC11 hom FT CYTOSKELETON 0.022784315186629 0.187166701324186 764 Dynein intermediate chain, acts in the cytoplasmic dynein pathway, forms cortical cytoplasmic microtubule capture site with Num1p; null mutant is defective in nuclear migration, essential in the absence of CIN8 nuclear migration along microtubule|microtubule-based process plus-end-directed microtubule motor activity|microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YAL017W PSK1 hom FT SIGNALING|TRANSLATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0227214020180178 0.188387543625499 765 PAS domain-containing serine/threonine protein kinase; coordinately regulates protein synthesis and carbohydrate metabolism and storage in response to a unknown metabolite that reflects nutritional status; PSK1 has a paralog, PSK2, that arose from the whole genome duplication regulation of (1->6)-beta-D-glucan biosynthetic process|negative regulation of glycogen biosynthetic process|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cytoplasm 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 0.0227133755503062 0.188543720163723 766 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 YGR028W MSP1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0227098075465703 0.188613175920914 767 Mitochondrial protein involved in sorting of proteins in the mitochondria; putative membrane-spanning ATPase protein targeting to mitochondrion ATPase activity mitochondrial outer membrane|mitochondrion YIL111W COX5B hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0227012407819208 0.188780015962132 768 Subunit Vb of cytochrome c oxidase; cytochrome c oxidase is the terminal member of the mitochondrial inner membrane electron transport chain; Cox5Bp is predominantly expressed during anaerobic growth while its isoform Va (Cox5Ap) is expressed during aerobic growth; COX5B has a paralog, COX5A, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity|nitrite reductase (NO-forming) activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YJR118C ILM1 hom FF|FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0226862698071526 0.189071840827276 769 Protein of unknown function; may be involved in mitochondrial DNA maintenance; required for slowed DNA synthesis-induced filamentous growth mitochondrial genome maintenance molecular_function integral to membrane|endoplasmic reticulum YPL074W YTA6 hom 0.0226835655522475 0.189124589511154 770 Putative ATPase of the CDC48/PAS1/SEC18 (AAA) family; localized to the cortex of mother cells but not to daughter cells; relocalizes from cytoplasm to plasma membrane foci upon DNA replication stress biological_process ATPase activity cell cortex YOR358W HAP5 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0226790053410029 0.189213564687651 771 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 YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0226185033950262 0.190396950459173 772 Protein proposed to regulate the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target in the plasma membrane ubiquitin-dependent endocytosis ubiquitin protein ligase binding cellular_component YER074W RPS24A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0225807570546361 0.191138003086171 773 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24A has a paralog, RPS24B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YLR220W CCC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0225751071281222 0.191249107210126 774 Putative vacuolar Fe2+/Mn2+ transporter; suppresses respiratory deficit of yfh1 mutants, which lack the ortholog of mammalian frataxin, by preventing mitochondrial iron accumulation; relative distribution to the vacuole decreases upon DNA replication stress manganese ion transport|cellular calcium ion homeostasis|cellular iron ion homeostasis|cellular manganese ion homeostasis|ferrous iron transport manganese ion transmembrane transporter activity|ferrous iron transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|Golgi apparatus YFL017C GNA1 het FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0225680356422395 0.191388232798145 775 Evolutionarily conserved glucosamine-6-phosphate acetyltransferase required for multiple cell cycle events including passage through START, DNA synthesis, and mitosis; involved in UDP-N-acetylglucosamine synthesis, forms GlcNAc6P from AcCoA UDP-N-acetylglucosamine biosynthetic process glucosamine 6-phosphate N-acetyltransferase activity nucleus|cytoplasm YDR352W YPQ2 hom 0.0225301321855817 0.192334358436708 776 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 YPR078C_p YPR078C hom 0.0225195626490945 0.19260956066418 777 Putative protein of unknown function; possible role in DNA metabolism and/or in genome stability; expression is heat-inducible biological_process molecular_function cellular_component YLL027W ISA1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0225067024253095 0.192730864603876 778 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa2p and possibly Iba57p; isa1 deletion causes loss of mitochondrial DNA and respiratory deficiency; depletion reduces growth on nonfermentable carbon sources; functional ortholog of bacterial A-type ISC proteins biotin biosynthetic process|iron-sulfur cluster assembly iron-sulfur cluster binding|iron ion binding mitochondrial matrix YLR195C NMT1 het 0.0225064187191568 0.192603645335098 779 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 YPL062W_d YPL062W hom 0.022496946831073 0.193056826982385 780 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 YLR339C_d YLR339C het 0.0224902125983873 0.193323265404981 781 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPP0 Unknown Unknown Unknown YPL091W GLR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0224768949473095 0.193188016034068 782 Cytosolic and mitochondrial glutathione oxidoreductase; converts oxidized glutathione to reduced glutathione; mitochondrial but not cytosolic form has a role in resistance to hyperoxia; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|protein glutathionylation glutathione-disulfide reductase activity mitochondrion|nucleus|cytoplasm YER105C NUP157 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0224754049896941 0.193217541572569 783 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC assembly and tethering of DNA to the nuclear periphery; both Nup170p and NUP157p are similar to human Nup155p; NUP157 has a paralog, NUP170, that arose from the whole genome duplication nucleocytoplasmic transport|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mitotic cell cycle spindle assembly checkpoint|nuclear pore complex assembly|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YDR187C_d YDR187C het FF 0.022454714113849 0.193627901978064 784 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified, essential ORF CCT6/YDR188W Unknown Unknown Unknown YOR041C_d YOR041C hom 0.0224374450951052 0.194037429108255 785 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the uncharacterized gene CUE5; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YNL012W SPO1 hom FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0223968249977414 0.194779409858233 786 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 YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0223792954154327 0.195129090020007 787 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 YDR212W TCP1 het 0.0223450386447914 0.195813772096825 788 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 YLR123C_d YLR123C hom 0.0223294046171323 0.196126829999734 789 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR122C; contains characteristic aminoacyl-tRNA motif Unknown Unknown Unknown YMR254C_d YMR254C hom 0.022326128221168 0.196192483432966 790 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 0.0222838202858014 0.197041709120494 791 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.0222676673703615 0.197567379852282 792 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 YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.0222051524067265 0.198627914934923 793 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 YMR100W MUB1 hom FT CELL DIVISION 0.0221833472061042 0.199404747233319 794 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 YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0221598391156014 0.199545806429547 795 Mitochondrial inner membrane protein required for assembly of the F0 sector of mitochondrial F1F0 ATP synthase, interacts genetically with ATP6 mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding integral to mitochondrial membrane|mitochondrion|mitochondrial inner membrane YBL067C UBP13 hom FT PROTEOLYSIS 0.022125023138823 0.200253159719259 796 Putative ubiquitin-specific protease that cleaves Ub-protein fusions; UBP13 has a paralog, UBP9, that arose from the whole genome duplication biological_process ubiquitin-specific protease activity cellular_component YNR019W ARE2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0221220737403544 0.200582007413722 797 Acyl-CoA:sterol acyltransferase; endoplasmic reticulum enzyme that contributes the major sterol esterification activity in the presence of oxygen; ARE2 has a paralog, ARE1, that arose from the whole genome duplication ergosterol metabolic process ergosterol O-acyltransferase activity integral to membrane|endoplasmic reticulum YEL008W_d YEL008W hom 0.0221057105527291 0.200915288059453 798 Hypothetical protein predicted to be involved in metabolism Unknown Unknown Unknown YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.0221012341438343 0.200737529890659 799 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 YBR146W MRPS9 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0220904903054232 0.200956566209263 800 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGR146C ECL1 hom 0.0219990220027396 0.202828407024719 801 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 YOR252W TMA16 hom FT NUCLEUS 0.0219785324902369 0.203249446737128 802 Protein of unknown function that associates with ribosomes biological_process molecular_function ribosome|nucleus YGL164C YRB30 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.021971935339983 0.203385147100277 803 RanGTP-binding protein, inhibits RanGAP1 (Rna1p)-mediated GTP hydrolysis of RanGTP (Gsp1p); shares similarity to proteins in other fungi but not in higher eukaryotes biological_process GTPase regulator activity nucleus|cytoplasm YJR010C-A SPC1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0219374398983759 0.20409577637619 804 Subunit of the signal peptidase complex (SPC); SPC cleaves the signal sequence from proteins targeted to the endoplasmic reticulum (ER); homolog of the SPC12 subunit of mammalian signal peptidase complex; protein abundance increases in response to DNA replication stress signal peptide processing|protein targeting to ER molecular_function signal peptidase complex YGR269W_d YGR269W hom 0.0219368054892453 0.204108862520235 805 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF HUA1/YGR268C Unknown Unknown Unknown YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0219175353779464 0.204506643607822 806 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p to limit maximal osmostress induced kinase activity; dephosphorylates Ire1p to downregulate the unfolded protein response; dephosphorylates Cdc28p; inactivates the DNA damage checkpoint; PTC2 has a paralog, PTC3, that arose from the whole genome duplication endoplasmic reticulum unfolded protein response|inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation|DNA damage checkpoint protein serine/threonine phosphatase activity nucleus|cytoplasm YIL087C AIM19 hom FT MITOCHONDRION 0.0219146884816195 0.204565458093709 807 Putative protein of unknown function; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; null mutant displays reduced respiratory growth biological_process molecular_function mitochondrion YOR238W_p YOR238W hom 0.0219044273540745 0.20477754640145 808 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YDR509W_d YDR509W hom 0.021896736160815 0.204936621235962 809 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR021W-A_p ECM12 hom FT CELL WALL ORG/BIOGENESIS 0.0218943840627006 0.204985286961485 810 Putative protein of unknown function; may contribute to cell wall biosynthesis, mutants display zymolyase hypersensitivity fungal-type cell wall organization molecular_function cellular_component YDR066C RTR2 hom FT NUCLEUS 0.0218829748123707 0.205559862182888 811 Protein of unknown function; exhibits genetic interactions with Rtr1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YDR066C is not an essential gene; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress; RTR2 has a paralog, RTR1, that arose from the whole genome duplication biological_process molecular_function cytoplasm YLR334C_d YLR334C hom 0.0218767805836725 0.205349775704492 812 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps a stand-alone long terminal repeat sequence whose presence indicates a retrotransposition event occurred here Unknown Unknown Unknown YPR105C COG4 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0218487700486098 0.205930717985969 813 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|macroautophagy|CVT pathway molecular_function Golgi transport complex YHR170W NMD3 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0218163525938069 0.207419285660458 814 Protein involved in nuclear export of the large ribosomal subunit; acts as a Crm1p-dependent adapter protein for export of nascent ribosomal subunits through the nuclear pore complex ribosomal large subunit export from nucleus ribosomal large subunit binding cytosol|cytosolic large ribosomal subunit YKL170W MRPL38 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.021812194832792 0.206691088190337 815 Mitochondrial ribosomal protein of the large subunit; appears as two protein spots (YmL34 and YmL38) on two-dimensional SDS gels; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHL006C SHU1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0217518991376595 0.20794903274289 816 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function recombinational repair|maintenance of rDNA molecular_function nucleolus|Shu complex YDR491C_d YDR491C hom 0.0217061033150329 0.208908168958142 817 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YEL020C_p YEL020C hom 0.02167024718734 0.209661363966218 818 Protein of unknown function with low sequence identity to Pdc1p; mRNA identified as translated by ribosome profiling data biological_process molecular_function cytoplasm YLR314C CDC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0216444548699021 0.210476780925787 819 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 YGL115W SNF4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0216303350994241 0.21063827045105 820 Activating gamma subunit of the AMP-activated Snf1p kinase complex; additional subunits of the complex are Snf1p and a Sip1p/Sip2p/Gal83p family member; activates glucose-repressed genes, represses glucose-induced genes; role in sporulation, and peroxisome biogenesis; protein abundance increases in response to DNA replication stress positive regulation of gluconeogenesis|peroxisome organization|protein phosphorylation|replicative cell aging|regulation of transcription from RNA polymerase II promoter AMP-activated protein kinase activity|protein serine/threonine kinase activator activity AMP-activated protein kinase complex|plasma membrane|nucleus|nuclear envelope lumen|cytoplasm YGR177C ATF2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0216226014375475 0.211074254515404 821 Alcohol acetyltransferase, may play a role in steroid detoxification; forms volatile esters during fermentation, which is important for brewing and winemaking steroid metabolic process|response to toxin|Unknown|sterol acetylation alcohol O-acetyltransferase activity integral to endoplasmic reticulum membrane|endoplasmic reticulum|cytoplasm YEL043W YEL043W hom FT ENDOPLASMIC RETICULUM 0.021617040717661 0.210782639831752 822 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 YHR023W MYO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0216104807729251 0.210921184117644 823 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 YJR113C RSM7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0215744141968804 0.212161938220467 824 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S7 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL104W PAM16 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0215655613858455 0.211871638722545 825 Constituent of the import motor (PAM complex) component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); forms a 1:1 subcomplex with Pam18p and inhibits its cochaperone activity; contains a J-like domain protein import into mitochondrial matrix protein domain specific binding mitochondrion|presequence translocase-associated import motor|mitochondrial inner membrane presequence translocase complex YML038C YMD8 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0215326485504918 0.21257000652174 826 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 YFR002W NIC96 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0215297387721931 0.212631828113014 827 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 YGR174W-A_p YGR174W-A hom 0.0215252329887898 0.213206051268545 828 Putative protein of unknown function; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.021515631556713 0.21320505676636 829 Regulator of ribosomal protein (RP) transcription; has forkhead associated domain that binds phosphorylated proteins; recruits coactivator Ifh1p or corepressor Crf1p to RP gene promoters; also has forkhead DNA-binding domain though in vitro DNA binding assays give inconsistent results; computational analyses suggest it binds DNA directly at highly active RP genes and indirectly through Rap1p motifs at others; suppresses RNA pol III and splicing factor prp4 mutants negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter RNA polymerase II transcription corepressor binding|RNA polymerase II transcription coactivator binding|sequence-specific DNA binding|DNA binding nuclear chromatin|nucleolus|nucleus|CURI complex YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0215089561304763 0.213073756694885 830 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 YPL181W CTI6 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0215081758602483 0.213158665666167 831 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 YCL049C_p YCL049C hom 0.021506891763777 0.213117690192929 832 Protein of unknown function; localizes to membrane fraction; YCL049C is not an essential gene biological_process molecular_function membrane YKR106W GEX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0214969006727699 0.213330411248198 833 Proton:glutathione antiporter localized to the vacuolar and plasma membranes; expressed at a very low level; almost identical to paralog Gex1p; potential role in resistance to oxidative stress and modulation of the PKA pathway glutathione transmembrane transport solute:hydrogen antiporter activity integral to membrane|plasma membrane|vacuolar membrane YGR169C PUS6 hom FT RNA PROCESSING|MITOCHONDRION 0.021488353219983 0.21351251723662 834 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 YJR073C OPI3 hom FF|FT LIPID METABOLISM|MITOCHONDRION 0.021453673990951 0.214594772942661 835 Phospholipid methyltransferase (methylene-fatty-acyl-phospholipid synthase), catalyzes the last two steps in phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidyl-N-dimethylethanolamine N-methyltransferase activity|phosphatidyl-N-methylethanolamine N-methyltransferase activity mitochondrion|integral to membrane YEL019C MMS21 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0214126825583441 0.215129594905171 836 SUMO ligase and component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; mutants are sensitive to methyl methanesulfonate and show increased spontaneous mutation and mitotic recombination DNA repair SUMO ligase activity nuclear envelope|Smc5-Smc6 complex|nucleus|cytoplasm YBR274W CHK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.021371806904122 0.216006766066807 837 Serine/threonine kinase and DNA damage checkpoint effector, mediates cell cycle arrest via phosphorylation of Pds1p; phosphorylated by checkpoint signal transducer Mec1p; homolog of S. pombe and mammalian Chk1 checkpoint kinase protein phosphorylation|replication fork protection|DNA damage checkpoint protein serine/threonine kinase activity nucleus YGR001C_p YGR001C hom 0.0213576624903014 0.216653972588348 838 Putative protein of unknown function with similarity to methyltransferase family members; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; required for replication of Brome mosaic virus in S. cerevisiae biological_process methyltransferase activity cytoplasm YPL044C_d YPL044C het 0.0213528210075025 0.216483639863187 839 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 YJR094C IME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0213444249087043 0.216595808001741 840 Master regulator of meiosis that is active only during meiotic events, activates transcription of early meiotic genes through interaction with Ume6p, degraded by the 26S proteasome following phosphorylation by Ime2p pseudohyphal growth|regulation of transcription from RNA polymerase II promoter|regulation of meiosis protein binding transcription factor activity nucleus YER154W OXA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0213189256996283 0.217351349732102 841 Mitochondrial inner membrane insertase, mediates the insertion of both mitochondrial- and nuclear-encoded proteins from the matrix into the inner membrane, interacts with mitochondrial ribosomes; conserved from bacteria to animals protein insertion into mitochondrial membrane from inner side|mitochondrial genome maintenance|mitochondrial proton-transporting ATP synthase complex assembly mitochondrial ribosome binding|membrane insertase activity mitochondrion|mitochondrial inner boundary membrane|integral to membrane|mitochondrial crista|mitochondrial large ribosomal subunit YKL105C SEG2 hom 0.0213044327835913 0.217458194101661 842 Eisosome component and paralog of Seg1p; likely plays only minor role in eisosome assembly; shown to interact with Seg1p; similar to A. gossypii SEG gene which is important for stabilizing eisosomes biological_process molecular_function cellular_component YML111W BUL2 hom FT UBIQUITIN LIGASE COMPLEX 0.0213033933288042 0.217480641659857 843 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 YOL028C YAP7 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0213025078781385 0.217499764733883 844 Putative basic leucine zipper (bZIP) transcription factor; YAP7 has a paralog, YAP5, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleus YFR042W KEG1 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0212705999762539 0.218189686249334 845 Integral membrane protein of the ER; physically interacts with Kre6p; has a role in the synthesis of beta-1,6-glucan in the cell wall; required for cell viability chromosome organization|(1->6)-beta-D-glucan biosynthetic process molecular_function integral to endoplasmic reticulum membrane|integral to membrane YNL045W LAP2 hom FT KETONE METABOLISM|LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0211796299234765 0.220165292501411 846 Leucyl aminopeptidase yscIV (leukotriene A4 hydrolase) with epoxide hydrolase activity, metalloenzyme containing one zinc atom; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus cellular lipid metabolic process|protein catabolic process aminopeptidase activity|leukotriene-A4 hydrolase activity|epoxide hydrolase activity nucleus|cytoplasm YDL052C SLC1 hom FT LIPID METABOLISM 0.0211779099022283 0.220202769542647 847 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 YDR236C FMN1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0211696921321122 0.220864562032199 848 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 YDR265W PEX10 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0211638865656207 0.220508490624829 849 Peroxisomal membrane E3 ubiquitin ligase, required for for Ubc4p-dependent Pex5p ubiquitination and peroxisomal matrix protein import; contains zinc-binding RING domain; mutations in human homolog cause various peroxisomal disorders protein import into peroxisome matrix|protein ubiquitination ubiquitin-protein ligase activity|protein binding peroxisomal membrane YPR146C_d YPR146C hom 0.0211594152415909 0.220606033370821 850 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR201W ARR3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0211435917533076 0.220951474033938 851 Plasma membrane metalloid/H+ antiporter; transports arsenite and antimonite; required for resistance to arsenic compounds; transcription is activated by Arr1p in the presence of arsenite arsenite transport|antimonite transport antiporter activity|arsenite transmembrane transporter activity|antimonite transmembrane transporter activity integral to membrane|plasma membrane YGR102C GTF1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0211393380348592 0.221389288106408 852 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 YDR319C_p YFT2 hom 0.0211337570084739 0.221166370389588 853 Protein required for normal ER membrane biosynthesis; member of the highly conserved FIT family of proteins involved in triglyceride droplet biosynthesis and homologous to human FIT2; interacts with Sst2p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function integral to membrane YKL082C RRP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0211248597983642 0.221360909902336 854 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 YDR504C SPG3 hom 0.0211139964501382 0.221598605632537 855 Protein required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources biological_process molecular_function cellular_component YBR258C SHG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0210910200236386 0.222101943877769 856 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 YCL076W_d YCL076W hom 0.0210903447182754 0.22211674997701 857 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL065C PEX19 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0210896535859651 0.222338998360631 858 Chaperone and import receptor for newly-synthesized class I PMPs; binds peroxisomal membrane proteins (PMPs) in the cytoplasm and delivers them to the peroxisome for subsequent insertion into the peroxisomal membrane; interacts with Myo2p and contributes to peroxisome partitioning protein stabilization|protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization|protein exit from endoplasmic reticulum peroxisome membrane targeting sequence binding|protein binding cytosol|peroxisomal membrane|endoplasmic reticulum YMR138W CIN4 hom FT SIGNALING 0.0210893900360104 0.222137682632352 859 GTP-binding protein involved in beta-tubulin (Tub2p) folding; isolated as mutant with increased chromosome loss and sensitivity to benomyl; regulated by the GTPase-activating protein, Cin2p, the human retinitis pigmentosa 2 (RP2) homolog protein folding|tubulin complex assembly|tubulin complex biogenesis GTP binding cytoplasm YGL135W RPL1B hom FT TRANSLATION|RIBOSOME 0.0210807604372752 0.222326961930126 860 Ribosomal 60S subunit protein L1B; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1B has a paralog, RPL1A, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YCR061W_p YCR061W hom 0.0210481638375088 0.223042968424758 861 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; induced by treatment with 8-methoxypsoralen and UVA irradiation regulation of cell size molecular_function integral to membrane|cytoplasm YMR114C YMR114C hom FT NUCLEUS 0.0210457791512476 0.224273197595263 862 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; YMR114C is not an essential gene biological_process molecular_function ribosome|nucleus|cytoplasm YKL054C DEF1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0210311288565565 0.224040624253823 863 RNAPII degradation factor, forms a complex with Rad26p in chromatin, enables ubiquitination and proteolysis of RNAPII present in an elongation complex; mutant is deficient in Zip1p loading onto chromosomes during meiosis transcription-coupled nucleotide-excision repair|telomere maintenance|response to DNA damage stimulus|ubiquitin-dependent protein catabolic process molecular_function nucleus YGR140W CBF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0210231966216141 0.223592504682565 864 Essential kinetochore protein; component of the CBF3 multisubunit complex that binds to the CDEIII region of the centromere; Cbf2p also binds to the CDEII region possibly forming a different multimeric complex, ubiquitinated in vivo; relative distribution to the spindle pole body decreases upon DNA replication stress chromosome segregation|septin ring assembly|mitotic spindle elongation DNA binding, bending|centromeric DNA binding spindle midzone|condensed nuclear chromosome kinetochore|CBF3 complex|condensed nuclear chromosome, centromeric region|spindle YML066C SMA2 hom FT MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM 0.0210206870932965 0.223647793677779 865 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 YLR439W MRPL4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0210033974259307 0.224028978842451 866 Mitochondrial ribosomal protein of the large subunit, homolog of prokaryotic L29 ribosomal protein; located at the ribosomal tunnel exit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YGR112W SHY1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.021003135411846 0.224034759034149 867 Mitochondrial inner membrane protein required for assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes; similar to human SURF1 involved in Leigh Syndrome mitochondrial respiratory chain complex IV assembly|aerobic respiration unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0209862477491297 0.225169813345129 868 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 YBR252W DUT1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0209752141401837 0.224858968666106 869 deoxyuridine triphosphate diphosphatase (dUTPase); catalyzes hydrolysis of dUTP to dUMP and PPi, thereby preventing incorporation of uracil into DNA during replication; critical for the maintenance of genetic stability; also has diphosphatase activity on deoxyinosine triphosphate pyrimidine deoxyribonucleoside triphosphate catabolic process|dUTP catabolic process|dITP catabolic process dITP diphosphatase activity|dUTP diphosphatase activity nucleus|cytoplasm YGL079W_p KXD1 hom 0.0209626958841447 0.224928157863864 870 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 YKR039W GAP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PLASMA MEMBRANE 0.0209541283775165 0.225117759209394 871 General amino acid permease; Gap1p senses the presence of amino acid substrates to regulate localization to the plasma membrane when needed; essential for invasive growth amino acid transport|gamma-aminobutyric acid transport|ammonia assimilation cycle|polyamine transport amino acid transmembrane transporter activity|polyamine transmembrane transporter activity|L-proline transmembrane transporter activity endosome|fungal-type vacuole lumen|integral to membrane|plasma membrane|ER to Golgi transport vesicle|integral to plasma membrane|multivesicular body YML104C MDM1 hom FT MITOCHONDRION ORGANIZATION|CYTOSKELETON 0.0209418586373872 0.22559728486082 872 Intermediate filament protein, required for nuclear and mitochondrial transmission to daughter buds; contains a Phox homology (PX) domain and specifically binds phosphatidylinositol 3-phosphate (PtdIns-3-P) nuclear migration|mitochondrion inheritance|mitochondrion organization structural constituent of cytoskeleton|phosphatidylinositol-3-phosphate binding intermediate filament|integral to membrane|cytoplasm YDR383C NKP1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0209314035793376 0.225621218067622 873 Central kinetochore protein and subunit of the Ctf19 complex; mutants have elevated rates of chromosome loss; orthologous to fission yeast kinetochore protein fta4 biological_process molecular_function kinetochore YIL158W AIM20 hom FT CELL CYCLE 0.0209311462473596 0.225626923752385 874 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; null mutant displays elevated frequency of mitochondrial genome loss; relocalizes from nucleus to cytoplasm upon DNA replication stress biological_process molecular_function fungal-type vacuole YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.020912793165923 0.226034122431813 875 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 YPL221W FLC1 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0209116210655927 0.226060145547024 876 Putative FAD transporter; required for uptake of FAD into endoplasmic reticulum; involved in cell wall maintenance protein folding|fungal-type cell wall biogenesis|FAD transport FAD transmembrane transporter activity integral to membrane|endoplasmic reticulum|fungal-type vacuole|cellular bud neck YDR384C ATO3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0209093638516183 0.226526385938446 877 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 YMR251W-A HOR7 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0209013641124014 0.226495944656541 878 Protein of unknown function; overexpression suppresses Ca2+ sensitivity of mutants lacking inositol phosphorylceramide mannosyltransferases Csg1p and Csh1p; transcription is induced under hyperosmotic stress and repressed by alpha factor; HOR7 has a paralog, DDR2, that arose from the whole genome duplication plasma membrane organization molecular_function endoplasmic reticulum|plasma membrane YJL177W RPL17B hom FT TRANSLATION|RIBOSOME 0.0208988407828398 0.226344033659251 879 Ribosomal 60S subunit protein L17B; homologous to mammalian ribosomal protein L17 and bacterial L22; RPL17B has a paralog, RPL17A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR414C ERD1 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0208777595777314 0.226812865385292 880 Predicted membrane protein required for the retention of lumenal endoplasmic reticulum proteins; mutants secrete the endogenous ER protein, BiP (Kar2p) protein retention in ER lumen|protein glycosylation molecular_function integral to membrane|membrane YKL207W EMC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0208577945256245 0.22725751250678 881 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 YGL096W TOS8 hom FT NUCLEUS|CHROMOSOME 0.020845971248332 0.227521124605151 882 Homeodomain-containing protein and putative transcription factor; found associated with chromatin; target of SBF transcription factor; induced during meiosis and under cell-damaging conditions; TOS8 has a paralog, CUP9, that arose from the whole genome duplication biological_process chromatin binding|sequence-specific DNA binding nuclear chromatin YOR006C TSR3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0208413128450213 0.227625048289084 883 Protein required for 20S pre-rRNA processing; involved in processing of the 20S pre-rRNA at site D to generate mature 18S rRNA; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; relative distribution to the nucleus increases upon DNA replication stress maturation of SSU-rRNA molecular_function nucleus|cytoplasm YNL160W YGP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS 0.0208235016891804 0.228022706734129 884 Cell wall-related secretory glycoprotein; induced by nutrient deprivation-associated growth arrest and upon entry into stationary phase; may be involved in adaptation prior to stationary phase entry; has similarity to Sps100p cell wall assembly molecular_function extracellular region YLR190W MMR1 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.02081223410299 0.228274526355453 885 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 YDR490C PKH1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION 0.0207996713029461 0.228833503936975 886 Serine/threonine protein kinase involved in sphingolipid-mediated signaling pathway that controls endocytosis; activates Ypk1p and Ykr2p, components of signaling cascade required for maintenance of cell wall integrity; redundant with Pkh2p regulation of nuclear-transcribed mRNA poly(A) tail shortening|endocytosis|protein phosphorylation|MAPK cascade involved in cell wall biogenesis|cytoplasmic mRNA processing body assembly protein kinase activity cytosol|cell cortex|eisosome YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0207802347735735 0.228990759728485 887 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YNR021W_p YNR021W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.020748700135082 0.229767687285487 888 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YNR021W is not an essential gene biological_process molecular_function endoplasmic reticulum YFR004W RPN11 het FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0207295861292268 0.231033950937421 889 Metalloprotease subunit of the 19S regulatory particle of the 26S proteasome lid; couples the deubiquitination and degradation of proteasome substrates; involved, independent of catalytic activity, in fission of mitochondria and peroxisomes; protein abundance increases in response to DNA replication stress protein deubiquitination|proteasomal ubiquitin-dependent protein catabolic process|peroxisome fission|mitochondrial fission metallopeptidase activity|ubiquitin-specific protease activity cytosol|mitochondrion|proteasome storage granule|nucleus|proteasome regulatory particle, lid subcomplex YGL149W_d YGL149W hom 0.0207182176354917 0.23038342370556 890 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF INO80/YGL150C. Unknown Unknown Unknown YLR412C-A_p YLR412C-A hom 0.0207075159127854 0.23062435044741 891 Putative protein of unknown function biological_process molecular_function cellular_component YMR006C PLB2 hom FT LIPID METABOLISM 0.0206881569187173 0.231060632090359 892 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; displays transacylase activity in vitro; overproduction confers resistance to lysophosphatidylcholine glycerophospholipid metabolic process lysophospholipase activity extracellular region|fungal-type cell wall YAL025C MAK16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0206553605959592 0.231801079480424 893 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 YML069W POB3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0206211972945266 0.232574178479245 894 Subunit of the heterodimeric FACT complex (Spt16p-Pob3p); FACT associates with chromatin via interaction with Nhp6Ap and Nhp6Bp, and reorganizes nucleosomes to facilitate access to DNA by RNA and DNA polymerases; protein abundance increases in response to DNA replication stress DNA replication-independent nucleosome organization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|regulation of transcription by chromatin organization|DNA-dependent DNA replication chromatin binding|nucleosome binding|histone binding nuclear chromatin|FACT complex|replication fork protection complex|alpha DNA polymerase:primase complex YGL217C_d YGL217C hom 0.0206138168956886 0.232741433263436 895 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 YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0206064648065284 0.232908131279032 896 Homoserine kinase, conserved protein required for threonine biosynthesis; expression is regulated by the GCN4-mediated general amino acid control pathway threonine biosynthetic process|methionine metabolic process|isoleucine metabolic process|homoserine metabolic process homoserine kinase activity cellular_component YOR022C_p YOR022C hom FT LIPID METABOLISM|MITOCHONDRION 0.020600364435189 0.23304651264642 897 Putative carboxylic ester hydrolase; similar to bovine phospholipase A1; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phospholipase activity mitochondrion YCR088W ABP1 hom FT PROTEIN LOCALIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0205949796563826 0.233168709872867 898 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 YGL128C CWC23 het FT RNA PROCESSING|NUCLEUS 0.0205756712630832 0.233677033811727 899 Component of a complex containing Cef1p, putatively involved in pre-mRNA splicing; has similarity to E. coli DnaJ and other DnaJ-like proteins and to S. pombe Cwf23p spliceosomal complex disassembly molecular_function U2-type spliceosomal complex YNL088W TOP2 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0205742662427533 0.233639184427079 900 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 YJR017C ESS1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS 0.0205735270502623 0.233655986512495 901 Peptidylprolyl-cis/trans-isomerase (PPIase); specific for phosphorylated serine and threonine residues N-terminal to proline; regulates phosphorylation of the RNAP II large subunit (Rpo21p) C-terminal domain (CTD); associates with phospho-Ser5 form of RNAP II in vivo; regulates phosphorylation of Ser7 within CTD; present along entire coding length of genes; represses initiation of CUTs; required for efficient termination of mRNA transcription and trimethylation of histone H3 termination of RNA polymerase II transcription|positive regulation of protein dephosphorylation|negative regulation of histone deacetylation|negative regulation of transcription from RNA polymerase II promoter|protein peptidyl-prolyl isomerization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle peptidyl-prolyl cis-trans isomerase activity|RNA polymerase II core binding nucleus YOR263C_d YOR263C hom 0.020573523809965 0.23365606016739 902 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 YFL041W-A_p YFL041W-A hom 0.0205447069698455 0.234311743823556 903 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBL028C YBL028C hom FT NUCLEUS 0.0204897680341796 0.235565403891172 904 Protein of unknown function that may interact with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; predicted to be involved in ribosome biogenesis biological_process molecular_function ribosome|nucleolus|nucleus|preribosome, large subunit precursor YFR057W_p YFR057W hom 0.0204881946923804 0.235671282345227 905 Putative protein of unknown function biological_process molecular_function cellular_component YLR002C NOC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.020477816562181 0.235908674301637 906 Component of a nuclear complex with Noc2p and pre-replicative complexes; the Noc2p-Noc3p complex binds to 66S ribosomal precursors to mediate their maturation and intranuclear transport; binds to chromatin at active replication origins, and is required for pre-RC formation and maintenance during DNA replication licensing rRNA processing|DNA replication initiation chromatin binding nucleoplasm|nucleolus|Noc2p-Noc3p complex|nucleus YLL050C COF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.020465211866192 0.236197224617317 907 Cofilin, involved in pH-dependent actin filament depolarization; binds both actin monomers and filaments and severs filaments; involved in the selective sorting, export of the secretory cargo from the late golgi; genetically interacts with pmr1; thought to be regulated by phosphorylation at SER4; ubiquitous and essential in eukaryotes actin filament depolymerization|actin filament severing actin filament binding plasma membrane|actin cortical patch YOL094C RFC4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0204067537451262 0.237468708298906 908 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 YDR391C_p YDR391C hom FT NUCLEUS 0.0204012520194449 0.237665256901901 909 Putative protein of unknown function, possibly involved in zinc homeostasis; Bdf1p-dependent transcription induced by salt stress; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YNR048W YNR048W hom 0.0203917499457493 0.237813862311564 910 Protein that interacts with phospholipid translocase (flippase) Dnf3p; YNR048W has a paralog, CDC50, that arose from the whole genome duplication response to drug phospholipid-translocating ATPase activity integral to membrane YAL037W_p YAL037W hom 0.0203910123319565 0.237830839832552 911 Putative protein of unknown function; YAL037W has a paralog, YOR342C, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL002C OST1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0203828096757998 0.238019696522059 912 Alpha subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation via asparagine|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex YNL214W PEX17 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0203730430083418 0.238244700776754 913 Peroxisomal membrane peroxin and subunit of the docking complex that facilitates the import of peroxisomal matrix proteins; required for peroxisome biogenesis protein import into peroxisome matrix, docking protein binding peroxisomal membrane YNL146C-A_p YNL146C-A hom 0.020349258591144 0.238793273313981 914 Putative protein of unknown function biological_process molecular_function cellular_component YCR054C CTR86 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.020338564949545 0.239110315245224 915 Essential protein of unknown function; with orthologs in Ashbya gossypii and Candida albicans; similar to human ATXN10, mutations in which cause spinocerebellar ataxia type 10; codon usage corresponds to that observed for yeast genes expressed at low levels; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function cytoplasm YHR138C YHR138C hom FT MEMBRANE ORGANIZATION 0.020338033361344 0.239052485350074 916 Protein of unknown function; similar to Pbi2p; double null mutant lacking Pbi2p and Yhr138cp exhibits highly fragmented vacuoles; protein abundance increases in response to DNA replication stress vacuole fusion, non-autophagic endopeptidase inhibitor activity cellular_component YPR200C ARR2 hom 0.0203336696393932 0.239223421845993 917 Arsenate reductase required for arsenate resistance; converts arsenate to arsenite which can then be exported from cells by Arr3p response to arsenic-containing substance arsenate reductase activity cellular_component YJR121W ATP2 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.020333411219826 0.239159277090139 918 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 YPL123C RNY1 hom 0.0203205496762409 0.23952674583267 919 Vacuolar RNase of the T(2) family, relocalizes to the cytosol where it cleaves tRNAs upon oxidative or stationary phase stress; promotes apoptosis under stress conditions and this function is independent of its catalytic activity cell morphogenesis|RNA catabolic process|apoptotic process endoribonuclease activity cytosol|extracellular region|vacuole YPR134W MSS18 hom FT RNA PROCESSING|MITOCHONDRION 0.0203125040709586 0.23971288839686 920 Nuclear encoded protein needed for efficient splicing of mitochondrial COX1 aI5beta intron; mss18 mutations block cleavage of 5' exon - intron junction; phenotype of intronless strain suggests additional functions Group I intron splicing molecular_function mitochondrion YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0203039740135765 0.239840194948571 921 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 YGR021W_p YGR021W hom FT MITOCHONDRION 0.0202891184987121 0.240184338964312 922 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 YKR017C HEL1 hom 0.0202827400806562 0.240332208583325 923 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 YEL039C CYC7 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0202774695838865 0.240665087707498 924 Cytochrome c isoform 2, expressed under hypoxic conditions; electron carrier of the mitochondrial intermembrane space that transfers electrons from ubiquinone-cytochrome c oxidoreductase to cytochrome c oxidase during cellular respiration; protein abundance increases in response to DNA replication stress; CYC7 has a paralog, CYC1, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen|mitochondrial electron transport, ubiquinol to cytochrome c electron carrier activity mitochondrion|mitochondrial intermembrane space YNL090W RHO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0202563920049701 0.240943710314154 925 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 YNL061W NOP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0202412033596988 0.241648151276487 926 Probable RNA m(5)C methyltransferase, essential for processing and maturation of 27S pre-rRNA and large ribosomal subunit biogenesis; localized to the nucleolus; constituent of 66S pre-ribosomal particles rRNA processing S-adenosylmethionine-dependent methyltransferase activity|RNA methyltransferase activity nucleolus|preribosome, large subunit precursor YMR282C AEP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0202270958192774 0.241624918522673 927 Mitochondrial protein, likely involved in translation of the mitochondrial OLI1 mRNA; exhibits genetic interaction with the OLI1 mRNA 5'-untranslated leader mitochondrial translational initiation molecular_function mitochondrion YPR084W_p YPR084W hom 0.0201803107146025 0.243278815183525 928 Putative protein of unknown function biological_process molecular_function cellular_component YJR019C TES1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0201171365921446 0.244969532699453 929 Peroxisomal acyl-CoA thioesterase likely to be involved in fatty acid oxidation rather than fatty acid synthesis; conserved protein also found in human peroxisomes; TES1 mRNA levels increase during growth on fatty acids fatty acid beta-oxidation|fatty acid oxidation acyl-CoA hydrolase activity mitochondrion|peroxisome YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.0201080270782296 0.244407498876234 930 Ribosomal 60S subunit protein L15B; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L15, no bacterial homolog; RPL15B has a paralog, RPL15A, that arose from the whole genome duplication; relocalizes from nucleus to nucleolus upon DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YPR145W ASN1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0201002050073015 0.244591080939931 931 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN1 has a paralog, ASN2, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YGR230W BNS1 hom FT CELL CYCLE 0.0200935851676461 0.24474652250462 932 Protein with some similarity to Spo12p; overexpression bypasses need for Spo12p, but not required for meiosis meiosis molecular_function cellular_component YNL275W BOR1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.020093297122297 0.244753287718735 933 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 YJR061W_p YJR061W hom 0.020085610008761 0.245004314766476 934 Putative protein of unknown function; non-essential gene; transcription repressed by Rm101p; YJR061W has a paralog, MNN4, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR116C ASC1 hom FT SIGNALING|TRANSLATION|RIBOSOME 0.0200755234990789 0.245170984018378 935 G-protein beta subunit and guanine nucleotide dissociation inhibitor for Gpa2p; ortholog of RACK1 that inhibits translation; core component of the small (40S) ribosomal subunit; regulates P-body formation induced by replication stress; represses Gcn4p in the absence of amino acid starvation negative regulation of translation|glucose mediated signaling pathway|G-protein coupled receptor signaling pathway|invasive growth in response to glucose limitation G-protein alpha-subunit binding|GDP-dissociation inhibitor activity|signal transducer activity cytosolic small ribosomal subunit|cytoplasm YLR064W PER33 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0200584760406064 0.245854102613352 936 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 YGL088W_d YGL088W hom 0.0200571447322158 0.245603427187442 937 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 YIL103W DPH1 hom 0.0200561150171651 0.245909701604351 938 Protein required, along with Dph2p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph2p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YGR226C_d YGR226C hom 0.0200504162519398 0.24576187858242 939 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; overlaps significantly with a verified ORF, AMA1/YGR225W Unknown Unknown Unknown YFR012W-A_p YFR012W-A hom 0.0199176773282875 0.248973087897771 940 Putative protein of unknown function; identified by homology biological_process molecular_function cellular_component YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0199166026351267 0.248927992969288 941 Uracil-DNA glycosylase, required for repair of uracil in DNA formed by spontaneous cytosine deamination, not required for strand-specific mismatch repair, cell-cycle regulated, expressed in late G1, localizes to mitochondria and nucleus DNA repair uracil DNA N-glycosylase activity mitochondrion|nucleus YKR083C DAD2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0199115773177781 0.249118090980058 942 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton DASH complex|condensed nuclear chromosome kinetochore|mitotic spindle YAL007C ERP2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0199099926933517 0.24908512383247 943 Protein that forms a heterotrimeric complex with Erp1p, Emp24p, and Erv25p; member, along with Emp24p and Erv25p, of the p24 family involved in ER to Golgi transport and localized to COPII-coated vesicles ER to Golgi vesicle-mediated transport molecular_function ER to Golgi transport vesicle YDL030W PRP9 het FT RNA PROCESSING|NUCLEUS 0.0198940241628625 0.249677075848169 944 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 YKL111C_d YKL111C het 0.0198860663857209 0.24965447703861 945 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene ABF1 Unknown Unknown Unknown YDR471W RPL27B hom FT TRANSLATION|RIBOSOME 0.019876581421902 0.249880433736272 946 Ribosomal 60S subunit protein L27B; homologous to mammalian ribosomal protein L27, no bacterial homolog; RPL27B has a paralog, RPL27A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YLR374C_d YLR374C hom 0.0198638685546817 0.250749783521419 947 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 YGR218W CRM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0198624019331521 0.2504306655866 948 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 YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.0198597797803776 0.250281043325441 949 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 YOR045W TOM6 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0198515413247177 0.25047764049236 950 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 YGR151C_d YGR151C hom 0.0197936374857795 0.252074867467454 951 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF RSR1/BUD1/YGR152C; relative distribution to the nucleus increases upon DNA replication stress Unknown Unknown Unknown YER045C ACA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0197731141696828 0.252354572596302 952 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 YOR335C ALA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0197630053777107 0.252597208993898 953 Cytoplasmic and mitochondrial alanyl-tRNA synthetase, required for protein synthesis; point mutation (cdc64-1 allele) causes cell cycle arrest at G1; lethality of null mutation is functionally complemented by human homolog alanyl-tRNA aminoacylation|mitochondrial alanyl-tRNA aminoacylation alanine-tRNA ligase activity mitochondrion|cytoplasm YDR350C ATP22 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0197331936820418 0.25331371066715 954 Specific translational activator for the mitochondrial ATP6 mRNA, encoding a subunit of F1F0 ATP synthase; localized to the mitochondrial inner membrane proton-transporting ATP synthase complex biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrial inner membrane YDR259C YAP6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0197120293538814 0.254035913286411 955 Basic leucine zipper (bZIP) transcription factor; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; overexpression increases sodium and lithium tolerance; computational analysis suggests a role in regulation of expression of genes involved in carbohydrate metabolism; YAP6 has a paralog, CIN5, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding transcription factor recruiting transcription factor activity|sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding nucleus YDL173W PAR32 hom 0.0197046267658189 0.254001621250349 956 Putative protein of unknown function; hyperphosphorylated upon rapamycin treatment in a Tap42p-dependent manner; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; PAR32 is not an essential gene biological_process molecular_function cytoplasm YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0197034891238595 0.254029043317384 957 Essential Hsp90p co-chaperone; necessary for passage through the START phase of the cell cycle; stabilizes protein kinase nascent chains and participates along with Hsp90p in their folding regulation of stress-activated MAPK cascade|regulation of cell cycle|MAPK cascade involved in osmosensory signaling pathway|protein stabilization|spindle pole body duplication associated with nuclear envelope unfolded protein binding cytoplasm YHR181W SVP26 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0196704401274197 0.254826565425168 958 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 YDR498C SEC20 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0196637203529727 0.25513079993832 959 Membrane glycoprotein v-SNARE involved in retrograde transport from the Golgi to the ER; required for N- and O-glycosylation in the Golgi but not in the ER; interacts with the Dsl1p complex through Tip20p retrograde vesicle-mediated transport, Golgi to ER|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum|peroxisome YBR210W ERV15 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.0196533855971769 0.255309727698862 960 Protein involved in export of proteins from the endoplasmic reticulum; ERV15 has a paralog, ERV14, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport|axial cellular bud site selection molecular_function integral to membrane|ER to Golgi transport vesicle YML119W_p YML119W hom 0.0196497824284562 0.255325949940524 961 Putative protein of unknown function; YML119W is not an essential gene; potential Cdc28p substrate biological_process molecular_function cellular_component YPR053C_d YPR053C hom 0.0196281681940166 0.255849185523537 962 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 YBL015W ACH1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0196229789753597 0.255974916474211 963 Protein with CoA transferase activity, particularly for CoASH transfer from succinyl-CoA to acetate; has minor acetyl-CoA-hydrolase activity; phosphorylated; required for acetate utilization and for diploid pseudohyphal growth acetate metabolic process acetate CoA-transferase activity|acetyl-CoA hydrolase activity cytosol|mitochondrion YER011W TIR1 hom 0.0196193288895717 0.256063381068688 964 Cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; expression is downregulated at acidic pH and induced by cold shock and anaerobiosis; abundance is increased in cells cultured without shaking response to stress structural constituent of cell wall fungal-type cell wall YDR102C_d YDR102C hom 0.0195990600378009 0.25655500939723 965 Dubious open reading frame; homozygous diploid deletion strain exhibits high budding index Unknown Unknown Unknown YNL175C NOP13 hom FT NUCLEUS 0.0195957924934028 0.256634326146786 966 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 YMR034C_p YMR034C hom 0.0195862121531882 0.256866978521365 967 Putative transporter, member of the SLC10 carrier family; identified in a transposon mutagenesis screen as a gene involved in azole resistance; YMR034C is not an essential gene biological_process sterol transporter activity integral to membrane YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0195851782144196 0.256892095803051 968 Glycerol 3-phosphate/dihydroxyacetone phosphate dual substrate-specific sn-1 acyltransferase of the glycerolipid biosynthesis pathway, prefers 16-carbon fatty acids, similar to Gpt2p, gene is constitutively transcribed phospholipid biosynthetic process glycerol-3-phosphate O-acyltransferase activity|glycerone-phosphate O-acyltransferase activity integral to membrane|endoplasmic reticulum YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0195712603237158 0.258155471868886 969 Subunit of the multiprotein cohesin complex, essential protein involved in chromosome segregation and in double-strand DNA break repair; SMC chromosomal ATPase family member, binds DNA with a preference for DNA with secondary structure double-strand break repair|mitotic sister chromatid cohesion|mitotic sister chromatid segregation double-stranded DNA binding|ATPase activity|AT DNA binding|DNA secondary structure binding nuclear mitotic cohesin complex YHR118C ORC6 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0195650315345763 0.257381855476458 970 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; phosphorylated by Cdc28p DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette DNA replication origin binding pre-replicative complex|DNA replication preinitiation complex|nuclear origin of replication recognition complex YLR248W RCK2 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS 0.0195648570940735 0.257386098898011 971 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 YDR506C GMC1 hom FT CELL CYCLE|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS 0.0195601045169162 0.257501728265417 972 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; possible membrane-localized protein meiosis|synaptonemal complex organization molecular_function cellular_component YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0195557311316384 0.257963567719933 973 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 YBL091C MAP2 hom FT PROTEOLYSIS 0.0195555645478614 0.257612218551961 974 Methionine aminopeptidase, catalyzes the cotranslational removal of N-terminal methionine from nascent polypeptides; function is partially redundant with that of Map1p protein initiator methionine removal involved in protein maturation metalloaminopeptidase activity cytoplasm YFR035C_p YFR035C hom 0.0195096318122578 0.258731943195171 975 Putative protein of unknown function, deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YLR073C RFU1 hom 0.0195051170400464 0.258842183684146 976 Protein that inhibits Doa4p deubiquitinating activity; contributes to ubiquitin homeostasis by regulating the conversion of free ubiquitin chains to ubiquitin monomers by Doa4p; GFP-fusion protein localizes to endosomes regulation of ubiquitin homeostasis enzyme inhibitor activity endosome YNL099C OCA1 hom FF|FT RESPONSE TO OXIDATIVE STRESS 0.0194936626353199 0.259122020207552 977 Putative protein tyrosine phosphatase, required for cell cycle arrest in response to oxidative damage of DNA cellular response to oxidative stress protein tyrosine phosphatase activity cytoplasm YFR055W_p IRC7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0194929580729255 0.25913923983646 978 Beta-lyase involved in the production of thiols; null mutant displays increased levels of spontaneous Rad52p foci; expression induced by nitrogen limitation in a GLN3, GAT1-dependent manner and by copper levels in a Mac1-dependent manner sulfur compound metabolic process|L-cysteine catabolic process to pyruvate cysteine-S-conjugate beta-lyase activity cellular_component YER023W PRO3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0194907609256322 0.259192943591095 979 Delta 1-pyrroline-5-carboxylate reductase, catalyzes the last step in proline biosynthesis proline biosynthetic process pyrroline-5-carboxylate reductase activity cytoplasm YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0194694210621603 0.259999564909156 980 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 YBR053C_p YBR053C hom 0.0194270896253434 0.260823737419187 981 Putative protein of unknown function; induced by cell wall perturbation biological_process molecular_function cellular_component YER171W RAD3 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0193960426246638 0.261515424267741 982 5' to 3' DNA helicase; involved in nucleotide excision repair and transcription; subunit of RNA polII initiation factor TFIIH and of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPD protein; mutant has aneuploidy tolerance; protein abundance increases in response to DNA replication stress regulation of transposition, RNA-mediated|phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair, DNA incision|regulation of mitotic recombination|transcription from RNA polymerase II promoter damaged DNA binding|ATP-dependent 5'-3' DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YOR150W MRPL23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0193926297626099 0.26159937473592 983 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKR035C_d OPI8 hom 0.0193728163638032 0.262443420169202 984 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 YOR279C RFM1 hom FT GENE SILENCING|NUCLEUS 0.0193499355923049 0.262651150474206 985 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 YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0192547471342357 0.265006626200147 986 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 YAL045C_d YAL045C hom 0.0192439157116796 0.265275573032415 987 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps YAL044W-A Unknown Unknown Unknown YBR055C PRP6 het FT RNA PROCESSING|NUCLEUS 0.0192260264706179 0.266363160465764 988 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YDR269C_d YDR269C hom 0.019220184645376 0.265865477903895 989 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR020W ATP20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0192051703747887 0.266239167309043 990 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) YHL015W-A_p YHL015W-A hom 0.0191655631248305 0.26758391979763 991 Putative protein of unknown function biological_process molecular_function cellular_component YLR062C_d BUD28 hom 0.019130239352433 0.268109522043657 992 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene RPL22A; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YLR435W TSR2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0190979364125786 0.268918613337218 993 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 YKR086W PRP16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0190876333966502 0.269177024909025 994 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 YLR426W_p TDA5 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0190827577599576 0.26929937089047 995 Putative protein of unknown function; detected in highly purified mitochondria in high-throughput studies; proposed to be involved in resistance to mechlorethamine and streptozotocin; null mutant sensitive to expression of top1-T722A allele response to drug molecular_function mitochondrion|integral to membrane YJR095W SFC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0190773602489307 0.269720894632069 996 Mitochondrial succinate-fumarate transporter, transports succinate into and fumarate out of the mitochondrion; required for ethanol and acetate utilization succinate transport|fumarate transport succinate:fumarate antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YPL135W ISU1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0190747473086609 0.269500462634841 997 Conserved protein of the mitochondrial matrix, performs a scaffolding function during assembly of iron-sulfur clusters, interacts physically and functionally with yeast frataxin (Yfh1p); isu1 isu2 double mutant is inviable cellular iron ion homeostasis|iron-sulfur cluster assembly|tRNA wobble uridine modification ferrous iron binding mitochondrion|mitochondrial matrix YLR366W_d YLR366W hom 0.0190230119687861 0.27087320797858 998 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR364C-A Unknown Unknown Unknown YEL037C RAD23 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.019018866361125 0.270977665961098 999 Protein with ubiquitin-like N terminus, subunit of Nuclear Excision Repair Factor 2 (NEF2) with Rad4p that binds damaged DNA; enhances protein deglycosylation activity of Png1p; also involved, with Rad4p, in ubiquitylated protein turnover proteasomal ubiquitin-dependent protein catabolic process|nucleotide-excision repair, DNA damage recognition|ER-associated protein catabolic process|protein deglycosylation damaged DNA binding|ubiquitin binding|peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase activity|protein binding, bridging proteasome complex|mitochondrion|nucleotide-excision repair factor 2 complex YNL106C INP52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0189704201880749 0.272486895690633 1000 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 YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0189625570349144 0.272399239850143 1001 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 YNL094W APP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0189550520831012 0.272517521645237 1002 Phosphatidate phosphatase, converts phosphatidate to diacylglycerol; App1p, Pah1p, Dpp1p, and Lpp1p are responsible for all the phosphatidate phosphatase activity; component of cortical actin patches; interacts with components of endocytic pathway actin cytoskeleton organization molecular_function actin cytoskeleton|actin cortical patch YDL170W UGA3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0189477146200872 0.272703219566849 1003 Transcriptional activator necessary for gamma-aminobutyrate (GABA)-dependent induction of GABA genes (such as UGA1, UGA2, UGA4); zinc-finger transcription factor of the Zn(2)-Cys(6) binuclear cluster domain type; localized to the nucleus nitrogen utilization|nitrogen catabolite activation of transcription from RNA polymerase II promoter|gamma-aminobutyric acid catabolic process sequence-specific DNA binding transcription factor recruiting transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YNR053C NOG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0189456800508927 0.272969532157965 1004 Putative GTPase that associates with pre-60S ribosomal subunits in the nucleolus and is required for their nuclear export and maturation ribosomal large subunit export from nucleus GTPase activity nucleoplasm|nucleolus|nucleus|preribosome, large subunit precursor YNL249C MPA43 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0189375345025589 0.272961003216207 1005 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 YPL182C_d YPL182C hom 0.0189368139762809 0.272979254885609 1006 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CTI6/YPL181W Unknown Unknown Unknown YDL082W RPL13A hom FT TRANSLATION|RIBOSOME 0.0189349689537326 0.273025995002117 1007 Ribosomal 60S subunit protein L13A; not essential for viability; homologous to mammalian ribosomal protein L13, no bacterial homolog; RPL13A has a paralog, RPL13B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YLR166C SEC10 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0189281356498943 0.273199151335258 1008 Essential 100kDa 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 exocytosis|establishment of cell polarity|Golgi to plasma membrane transport|vesicle fusion|vesicle docking involved in exocytosis molecular_function mating projection tip|exocyst YPR150W_d YPR150W hom 0.0189136821445064 0.273637254036175 1009 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SUE1/YPR151C Unknown Unknown Unknown YJL143W TIM17 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.018911563441837 0.273619403810484 1010 Essential subunit of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); with Tim23p, contributes to the architecture and function of the import channel; may link the import motor to the core TIM23 complex protein import into mitochondrial matrix|mitochondrial genome maintenance protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane presequence translocase complex YNR027W BUD17 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0189014236258528 0.273876755786482 1011 Putative pyridoxal kinase, a key enzyme in vitamin B6 metabolism; involved in bud-site selection; diploid mutants display a random rather than a bipolar budding pattern; similarity to yeast BUD16 and human pyridoxal kinase (PDXK) pyridoxal phosphate biosynthetic process|cellular bud site selection pyridoxal kinase activity nucleus|cytoplasm YER118C SHO1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0188809117839717 0.274397858717366 1012 Transmembrane osmosensor involved in activation of the Cdc42p- and MAP kinase-dependent filamentous growth pathway and the high-osmolarity glycerol response pathway; phosphorylated by Hog1p; interacts with Pbs2p, Msb2p, Hkr1p, and Ste11p signal transduction involved in filamentous growth|establishment of cell polarity|osmosensory signaling pathway|cellular response to heat|cytokinesis osmosensor activity|MAP-kinase scaffold activity integral to membrane|plasma membrane|plasma membrane part|cellular bud|cellular bud neck|mating projection tip YNL026W SAM50 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0188751730603589 0.274543771989802 1013 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 YMR302C YME2 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0188699391107983 0.275035307772763 1014 Integral inner mitochondrial membrane protein with a role in maintaining mitochondrial nucleoid structure and number; mutants exhibit an increased rate of mitochondrial DNA escape; shows some sequence similarity to exonucleases mitochondrial genome maintenance molecular_function mitochondrion|integral to mitochondrial inner membrane YLR428C_d YLR428C hom 0.0188638211131463 0.274832563561546 1015 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CRN1 Unknown Unknown Unknown YDR529C QCR7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0188608557213528 0.274908036755999 1016 Subunit 7 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; oriented facing the mitochondrial matrix; N-terminus appears to play a role in complex assembly mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration|mitochondrial respiratory chain complex III assembly ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YDL006W PTC1 hom FF|FT RNA PROCESSING|SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0188566550286189 0.275804359291476 1017 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p, inactivating osmosensing MAPK cascade; involved in Fus3p activation during pheromone response; deletion affects precursor tRNA splicing, mitochondrial inheritance, and sporulation mitochondrion inheritance|inactivation of MAPK activity involved in osmosensory signaling pathway|pheromone-dependent signal transduction involved in conjugation with cellular fusion|tRNA splicing, via endonucleolytic cleavage and ligation|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YER099C PRS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0188363680917364 0.276105753354317 1018 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 YFR012W DCV1 hom 0.0188294768943821 0.275707536677449 1019 Protein of unknown function; deletion mutant shows strong genetic interaction with cdc28-as1 mutant in the presence of 1-NM-PP1; DCV1 has a paralog, YOL019W, that arose from the whole genome duplication biological_process molecular_function integral to membrane YER066C-A_d YER066C-A hom 0.0187987061602706 0.276564767743633 1020 Dubious open reading frame unlikely to encode a protein, partially overlaps uncharacterized ORF YER067W Unknown Unknown Unknown YHR112C YHR112C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0187948255886115 0.276592256542818 1021 Protein of unknown function; localizes to the cytoplasm and nucleus; overexpression affects protein trafficking through the endocytic pathway sulfur compound metabolic process cystathionine beta-lyase activity nucleus|cytoplasm YGR084C MRP13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0187880499996741 0.277052392658099 1022 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR031C EIS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.0187758206869387 0.277293488655446 1023 Component of the eisosome required for proper eisosome assembly; similarity to Ykl050cp and Uso1p; the authentic, non-tagged protein is detected in a phosphorylated state in highly purified mitochondria in high-throughput studies; protein increases in abundance and relocalizes from plasma membrane to cytoplasm upon DNA replication stress eisosome assembly molecular_function eisosome|mitochondrion|membrane raft|cytoplasm YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0187590530677108 0.27829776766993 1024 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 YJR106W ECM27 hom FT CELL WALL ORG/BIOGENESIS 0.0187565350048342 0.277572142298451 1025 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants are hypersensitive to Papulacandin B; null mutants have increased plasmid loss; displays a two-hybrid interaction with Pdr5p fungal-type cell wall organization molecular_function integral to membrane YLR270W DCS1 hom FT NUCLEUS|MITOCHONDRION 0.0187500651432978 0.27773794417628 1026 Non-essential hydrolase involved in mRNA decapping; activates Xrn1p; may function in a feedback mechanism to regulate deadenylation, contains pyrophosphatase activity and a HIT (histidine triad) motif; interacts with neutral trehalase Nth1p; required for growth on glycerol medium; protein abundance increases in response to DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|positive regulation of nuclease activity|nuclear-transcribed mRNA catabolic process, deadenylation-independent decay hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides|enzyme activator activity|m7G(5')pppN diphosphatase activity mitochondrion|nucleus|cytoplasmic mRNA processing body|cytoplasm YHR022C_p YHR022C hom FT SIGNALING 0.0187468607940277 0.277820086365075 1027 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YGR121C MEP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0187151402505102 0.278634121553551 1028 Ammonium permease; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport ammonium transmembrane transporter activity integral to membrane|plasma membrane YDR160W SSY1 het FT PLASMA MEMBRANE 0.0187010922566633 0.278995148933683 1029 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 YOR122C PFY1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE|CYTOSKELETON 0.018691756300894 0.279235254797834 1030 Profilin; binds actin, phosphatidylinositol 4,5-bisphosphate, and polyproline regions; involved in cytoskeleton organization; required for normal timing of actin polymerization in response to thermal stress; protein abundance increases in response to DNA replication stress positive regulation of formin-nucleated actin cable assembly|sequestering of actin monomers|intracellular transport actin monomer binding|phosphatidylinositol-4,5-bisphosphate binding|proline-rich region binding cytosol|extrinsic to plasma membrane YDR268W MSW1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0186773168664617 0.279606890508325 1031 Mitochondrial tryptophanyl-tRNA synthetase mitochondrial tryptophanyl-tRNA aminoacylation tryptophan-tRNA ligase activity mitochondrion YML082W_p YML082W hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0186612128221366 0.280021765455194 1032 Putative protein predicted to have carbon-sulfur lyase activity; transcriptionally regulated by Upc2p via an upstream sterol response element; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and the cytoplasm; YML082W is not an essential gene sulfur compound metabolic process carbon-sulfur lyase activity nucleus|cytoplasm YKL150W MCR1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0186293406491797 0.281059559929224 1033 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 YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0186206373203492 0.281068931074041 1034 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 YNR075W COS10 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0186164276189302 0.281249533292353 1035 Protein of unknown function, member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins endocytosis molecular_function nuclear envelope|integral to membrane|endoplasmic reticulum|cytoplasm YDL154W MSH5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0185955283779083 0.281718267610178 1036 Protein of the MutS family, forms a dimer with Msh4p that facilitates crossovers between homologs during meiosis; msh5-Y823H mutation confers tolerance to DNA alkylating agents; homologs present in C. elegans and humans reciprocal meiotic recombination molecular_function nucleus YOL047C_p YOL047C hom 0.0185907468286755 0.281842037358797 1037 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function integral to membrane|cytoplasm YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0185730704658318 0.282299907648105 1038 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 YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0185726343916241 0.282311209633348 1039 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 YPR114W_p YPR114W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0185661791055601 0.282478550853525 1040 Putative protein of unknown function biological_process molecular_function integral to membrane|endoplasmic reticulum 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 0.018557304380314 0.283068167430626 1041 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 YOR330C MIP1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0185571533591409 0.283072085786287 1042 Mitochondrial DNA polymerase; conserved C-terminal segment is required for the maintenance of mitochondrial genome; mutations in the human ortholog POLG are associated with Alpers-Huttenlocher syndrome (AHS) and other mitochondrial diseases; Mip1p is the single subunit of mitochondrial DNA polymerase in yeast, in contrast to metazoans in which there is a complex of a catalytic subunit and an accessory subunit mitochondrial DNA replication 3'-5' exonuclease activity|DNA-directed DNA polymerase activity mitochondrion YJR120W YJR120W hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0185553869958721 0.283117918110807 1043 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 YDR279W RNH202 hom FT NUCLEUS 0.0184963195461815 0.284293829035981 1044 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 YLR346C_p YLR346C hom FT MITOCHONDRION 0.0184618534122349 0.28526421910861 1045 Putative protein of unknown function found in mitochondria; expression is regulated by transcription factors involved in pleiotropic drug resistance, Pdr1p and Yrr1p; YLR346C is not an essential gene biological_process molecular_function mitochondrion YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0184550991547357 0.285368621605736 1046 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 YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0184435599736858 0.285669988908824 1047 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 YCR067C SED4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0184409274920188 0.286026546364472 1048 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 YML005W TRM12 hom FT RNA PROCESSING 0.0184243048805582 0.286173350297803 1049 S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; required for wybutosine formation in phenylalanine-accepting tRNA wybutosine biosynthetic process|tRNA methylation S-adenosylmethionine-dependent methyltransferase activity|transferase activity, transferring alkyl or aryl (other than methyl) groups cytoplasm YGL080W FMP37 hom FT MITOCHONDRION 0.0184232966244502 0.28619972434598 1050 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; null mutant displays slow growth that is complemented by expression of human or mouse ortholog; mutation in human ortholog is associated with lactic acidosis and hyperpyruvatemia mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|integral to mitochondrial inner membrane YML096W_p YML096W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0184136835029462 0.286667108362258 1051 Putative protein of unknown function with similarity to asparagine synthetases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YML096W is not an essential gene and partially overlaps the verified gene RAD10 biological_process molecular_function cytoplasm YDR445C_d YDR445C hom 0.0184053275197281 0.28667003699635 1052 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL135C VHS2 hom FT CELL CYCLE 0.0183944922010533 0.286953886159593 1053 Cytoplasmic protein of unknown function; identified as a high-copy suppressor of the synthetic lethality of a sis2 sit4 double mutant, suggesting a role in G1/S phase progression; similar to Mlf3p G1/S transition of mitotic cell cycle molecular_function cytoplasm YNL204C SPS18 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0183925812068986 0.287003967491751 1054 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 YBR162W-A YSY6 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.018388684893442 0.287106096262018 1055 Protein whose expression suppresses a secretory pathway mutation in E. coli; has similarity to the mammalian RAMP4 protein involved in secretion protein secretion molecular_function endoplasmic reticulum YLR020C YEH2 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0183882039179315 0.287118705119535 1056 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 YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0183875498880142 0.287135851228148 1057 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 YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0183831553864933 0.287251075799951 1058 Mitochondrial ribosomal protein of the small subunit; genetic interactions suggest a possible role in promoting translation initiation cytoplasmic translation|translational initiation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL197W UBP12 hom FT PROTEOLYSIS|NUCLEUS 0.0183747199478458 0.287472341819672 1059 Ubiquitin-specific protease; cleaves ubiquitin from ubiquitinated proteins; present in the nucleus and cytoplasm biological_process ubiquitin-specific protease activity nucleus|cytoplasm YLL048C YBT1 hom FT NUCLEOTIDE METABOLISM 0.0183628483945127 0.287855884044668 1060 Transporter of the ATP-binding cassette (ABC) family; involved in bile acid transport; negative regulator of vacuole fusion; regulates the release of lumenal Ca2+ stores; similar to mammalian bile transporters bile acid and bile salt transport bile acid-exporting ATPase activity integral to membrane|fungal-type vacuole YOR326W MYO2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0183364733774341 0.288548975207092 1061 Type V myosin motor involved in actin-based transport of cargos; required for the polarized delivery of secretory vesicles, the vacuole, late Golgi elements, peroxisomes, and the mitotic spindle; MYO2 has a paralog, MYO4, that arose from the whole genome duplication vacuole inheritance|establishment of mitotic spindle orientation|peroxisome inheritance|budding cell apical bud growth|unidimensional cell growth|mitochondrion inheritance|membrane addition at site of cytokinesis|vesicle transport along actin filament|vesicle-mediated transport|Golgi inheritance microfilament motor activity|actin filament binding|calmodulin binding fungal-type vacuole membrane|incipient cellular bud site|filamentous actin|myosin V complex|actin filament bundle|cellular bud neck|cellular bud tip|vesicle|mating projection tip YCR076C FUB1 hom 0.0183358815428896 0.288492576545156 1062 Putative protein of unknown function; interacts physically with multiple subunits of the 20S proteasome and genetically with genes encoding 20S core particle and 19S regulatory particle subunits; exhibits boundary activity which blocks the propagation of heterochromatic silencing; contains a PI31 proteasome regulator domain and sequence similarity with human PSMF1, a proteasome inhibitor; not an essential gene biological_process proteasome binding cellular_component YDR379W RGA2 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0183174500451231 0.288977600803182 1063 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 YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0183099810727326 0.289174302845744 1064 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the transition from G2 to M phase; accumulates during G2 and M, then targeted via a destruction box motif for ubiquitin-mediated degradation by the proteasome G2/M transition of mitotic cell cycle|meiotic G2/MI transition|regulation of cyclin-dependent protein kinase activity|mitotic spindle organization in nucleus|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YOL139C CDC33 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0182981815935754 0.289485236330046 1065 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 YBR145W ADH5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS 0.0182721341348407 0.290172421399891 1066 Alcohol dehydrogenase isoenzyme V; involved in ethanol production; ADH5 has a paralog, ADH1, that arose from the whole genome duplication NADH oxidation|ethanol biosynthetic process involved in glucose fermentation to ethanol|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity nucleus|cytoplasm YHR006W STP2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|PLASMA MEMBRANE 0.0182717077001612 0.290183680738833 1067 Transcription factor; activated by proteolytic processing in response to signals from the SPS sensor system for external amino acids; activates transcription of amino acid permease genes; STP2 has a paralog, STP1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YBR213W MET8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0182612414583325 0.290820344074561 1068 Bifunctional dehydrogenase and ferrochelatase, involved in the biosynthesis of siroheme, a prosthetic group used by sulfite reductase; required for sulfate assimilation and methionine biosynthesis siroheme biosynthetic process|sulfate assimilation precorrin-2 dehydrogenase activity|ferrochelatase activity cellular_component YLR360W VPS38 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0182596427552456 0.290502358481046 1069 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 YJL138C TIF2 hom FT TRANSLATION|RIBOSOME 0.0182474153708646 0.290825566877941 1070 Translation initiation factor eIF4A; DEA(D/H)-box RNA helicase that couples ATPase activity to RNA binding and unwinding; forms a dumbbell structure of two compact domains connected by a linker; interacts with eIF4G; protein abundance increases in response to DNA replication stress; TIF2 has a paralog, TIF1, that arose from the whole genome duplication translational initiation|regulation of translational initiation ATP-dependent RNA helicase activity|translation initiation factor activity ribosome|eukaryotic translation initiation factor 4F complex|plasma membrane|cytoplasm YOL099C_d YOL099C hom 0.0182372275049736 0.291095048930777 1071 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene PKH2/YOL100W; may interact with ribosomes Unknown Unknown Unknown YLR030W_p YLR030W hom 0.0182192663330138 0.291570553520608 1072 Putative protein of unknown function biological_process molecular_function cellular_component YGR100W MDR1 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0182042867454262 0.291967522445206 1073 Cytoplasmic GTPase-activating protein for Ypt/Rab transport GTPases Ypt6p, Ypt31p and Sec4p; involved in recycling of internalized proteins and regulation of Golgi secretory function intracellular protein transport Rab GTPase activator activity cytoplasm YDR248C_p YDR248C hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.0181945082486917 0.292226854764176 1074 Putative gluconokinase; sequence similarity to bacterial and human gluconokinase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; upregulated by deletion of the RNAP-II associated factor, PAF1 biological_process molecular_function cytoplasm YMR151W_d YIM2 hom 0.0181773595726282 0.292682022548079 1075 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 5% of ORF overlaps the verified gene IMP1 Unknown Unknown Unknown YDR194C MSS116 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0181750080876692 0.292816511748936 1076 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 YNL142W MEP2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0181476483667157 0.29376008967775 1077 Ammonium permease involved in regulation of pseudohyphal growth; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport|pseudohyphal growth ammonium transmembrane transporter activity integral to membrane|plasma membrane YNR029C_p YNR029C hom 0.0181079690762047 0.29452867200436 1078 Putative protein of unknown function, deletion confers reduced fitness in saline biological_process molecular_function cytoplasm YBL044W_p YBL044W hom 0.0180866554587018 0.295458036273276 1079 Putative protein of unknown function; YBL044W is not an essential protein biological_process molecular_function cellular_component YOL045W PSK2 hom FT SIGNALING|TRANSLATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.018080347007685 0.295410104222267 1080 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 YPR042C PUF2 hom 0.0180720102582153 0.295704992550298 1081 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 YDR340W_d YDR340W hom 0.0180585634563152 0.295848222843753 1082 Putative protein of unknown function Unknown Unknown Unknown YDL229W SSB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RESPONSE TO NUTRIENT LEVELS 0.0180429812413873 0.296265220000419 1083 Cytoplasmic ATPase that is a ribosome-associated molecular chaperone; functions with J-protein partner Zuo1p; may be involved in folding of newly-made polypeptide chains; member of the HSP70 family; interacts with phosphatase subunit Reg1p; SSB1 has a paralog, SSB2, that arose from the whole genome duplication cytoplasmic translation|cellular response to glucose starvation|translational termination|ribosomal subunit export from nucleus|regulation of translational fidelity|rRNA processing|'de novo' cotranslational protein folding unfolded protein binding|ATPase activity|calmodulin binding plasma membrane|polysome|cytoplasm YLR406C-A_p YLR406C-A hom 0.0179977421233871 0.297478094960905 1084 Putative protein of unknown function biological_process molecular_function cellular_component YOR197W MCA1 hom FT PROTEOLYSIS|NUCLEUS 0.017990392297457 0.297675458914501 1085 Ca2+-dependent cysteine protease; may cleave specific substrates during the stress response; regulates apoptosis upon H2O2 treatment; required for clearance of insoluble protein aggregates during normal growth; implicated in cell cycle dynamics; undergoes autocatalytic processing; similar to mammalian metacaspases, but exists as a monomer due to an extra pair of anti-parallel beta-strands that form a continuous beta-sheet, blocking potential dimerization misfolded or incompletely synthesized protein catabolic process|apoptotic process cysteine-type peptidase activity nucleus YHR155W YSP1 hom FF|FT MITOCHONDRION 0.0179797828075584 0.297960508435373 1086 Mitochondrial protein; potential role in promoting mitochondrial fragmentation during programmed cell death in response to high levels of alpha-factor mating pheromone or the drug amiodarone; YSP1 has a paralog, SIP3, that arose from the whole genome duplication biological_process molecular_function mitochondrion YML034C-A_d YML034C-A hom 0.0179675745336076 0.298288738621144 1087 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR009W ADI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0179532234914862 0.298674887546454 1088 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 YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0179441931536238 0.299278882313871 1089 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 YOR062C_p YOR062C hom FT NUCLEUS 0.0179261926339217 0.299403122601719 1090 Protein of unknown function; similar to YKR075Cp and Reg1p; expression regulated by glucose and Rgt1p; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YEL062W NPR2 hom FT SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0179245857693207 0.299446450200588 1091 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 YLR286C CTS1 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0179013485647987 0.300073487066984 1092 Endochitinase, required for cell separation after mitosis; transcriptional activation during the G1 phase of the cell cycle is mediated by transcription factor Ace2p cytokinesis, completion of separation|chitin catabolic process endochitinase activity nuclear envelope|extracellular region|fungal-type cell wall|endoplasmic reticulum|cellular bud neck YKR022C NTR2 het FT RNA PROCESSING|NUCLEUS|ENDOPLASMIC RETICULUM 0.0178977993689901 0.300458020757919 1093 Essential protein that forms a dimer with Ntr1p; also forms a trimer, with Ntr2p and the DExD/H-box RNA helicase Prp43p, that is involved in spliceosome disassembly spliceosomal complex disassembly|mRNA splicing, via spliceosome molecular_function endoplasmic reticulum|U2-type post-mRNA release spliceosomal complex|nucleus|spliceosomal complex|cytoplasm YMR029C FAR8 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0178828773424361 0.300572541611927 1094 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far9p, Far10p, and Far11p re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YGR198W YPP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|PLASMA MEMBRANE|CYTOSKELETON 0.0178786917955554 0.301263474021372 1095 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 YOR362C PRE10 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0178741874956628 0.300807514570028 1096 Alpha 7 subunit of the 20S proteasome; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process mRNA binding mitochondrion|proteasome core complex, alpha-subunit complex|nucleus|proteasome storage granule|nuclear outer membrane-endoplasmic reticulum membrane network YER069W ARG5,6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0178674048550082 0.300991001766103 1097 Acetylglutamate kinase and N-acetyl-gamma-glutamyl-phosphate reductase; N-acetyl-L-glutamate kinase (NAGK) catalyzes the 2nd and N-acetyl-gamma-glutamyl-phosphate reductase (NAGSA), the 3rd step in arginine biosynthesis; synthesized as a precursor which is processed in the mitochondrion to yield mature NAGK and NAGSA; enzymes form a metabolon complex with Arg2p; NAGK C-terminal domain stabilizes the enzymes, slows catalysis and is involved in feed-back inhibition by arginine ornithine biosynthetic process|arginine biosynthetic process|regulation of transcription, DNA-dependent N-acetyl-gamma-glutamyl-phosphate reductase activity|acetylglutamate kinase activity mitochondrion|mitochondrial matrix YER170W ADK2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0178602377262011 0.301545936264394 1098 Mitochondrial adenylate kinase, catalyzes the reversible synthesis of GTP and AMP from GDP and ADP; may serve as a back-up for synthesizing GTP or ADP depending on metabolic conditions; 3' sequence of ADK2 varies with strain background nucleotide metabolic process nucleoside triphosphate adenylate kinase activity|adenylate kinase activity mitochondrion|mitochondrial inner membrane YLR017W MEU1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0178594163128049 0.301207207137307 1099 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 YDR213W UPC2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0178475360274895 0.301528931491209 1100 Sterol regulatory element binding protein; induces transcription of sterol biosynthetic genes and of DAN/TIR gene products; relocates from intracellular membranes to perinuclear foci on sterol depletion; UPC2 has a paralog, ECM22, that arose from the whole genome duplication cellular response to hypoxia|positive regulation of ergosterol biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|membrane|cytoplasm|perinuclear region of cytoplasm YGL248W PDE1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0178414105774597 0.301694901211019 1101 Low-affinity cyclic AMP phosphodiesterase, controls glucose and intracellular acidification-induced cAMP signaling, target of the cAMP-protein kinase A (PKA) pathway; glucose induces transcription and inhibits translation cAMP-mediated signaling 3',5'-cyclic-AMP phosphodiesterase activity cellular_component YPR067W ISA2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0178407321641271 0.301713286630657 1102 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 YLR218C COA4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0178308647350112 0.301980784322193 1103 Twin Cx(9)C protein involved in cytochrome c oxidase assembly or stability; localizes to the mitochondrial intermembrane space via the Mia40p-Erv1p system; interacts genetically with CYC1 and with cytochrome c oxidase assembly factors mitochondrial respiratory chain complex IV assembly|mitochondrial respiratory chain complex assembly molecular_function nucleus|mitochondrial intermembrane space|cytoplasm YGL034C_d YGL034C hom 0.0177859989255875 0.303199047574984 1104 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR312C RPL20B hom FT TRANSLATION|RIBOSOME 0.0177657634197935 0.303749579239313 1105 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 YLL046C RNP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.0177612690156482 0.304233034873691 1106 Ribonucleoprotein that contains two RNA recognition motifs (RRM) ribosome biogenesis RNA binding cytoplasm YOL104C NDJ1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0177578162174648 0.303965974028259 1107 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 YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0177470434050595 0.304331647744135 1108 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 YJR054W KCH1 hom 0.0177468931231263 0.304263566519933 1109 Potassium transporter that mediates K+ influx; activates the high-affinity Ca2+ influx system (HACS) during the mating pheromone response; expression is up-regulated in response to alpha factor; localized to sites of polarized growth; similar to Prm6p; member of a fungal-specific gene family; potential Cdc28p substrate biological_process molecular_function integral to membrane|fungal-type vacuole YLL037W_d YLL037W het 0.01773210191346 0.304666851394738 1110 Dubious open reading frame unlikely to encode a functional protein; overlaps 3' end of essential PRP19 gene encoding an RNA splicing factor Unknown Unknown Unknown YKL183W LOT5 hom FT NUCLEUS 0.0177197961936723 0.305074821931059 1111 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 YER187W_p YER187W hom 0.0176792990843315 0.306109421371357 1112 Putative protein of unknown function; induced in respiratory-deficient cells biological_process molecular_function cellular_component YGL253W HXK2 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0176703528667174 0.306354279082759 1113 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 YMR160W YMR160W hom 0.0176595113417114 0.306651185138576 1114 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the membrane of the vacuole; mutant has enhanced sensitivity to overexpression of mutant huntingtin; YMR160W is not an essential gene; relative distribution within the vacuolar membrane changes upon DNA replication stress biological_process molecular_function fungal-type vacuole membrane YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0176551182527913 0.306771548526154 1115 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 YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.0176338670115144 0.307354239096408 1116 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; general transcription factor involved in telomere maintenance negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to chemical stimulus|RNA polymerase II transcriptional preinitiation complex assembly|negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to nutrient levels|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly|core RNA polymerase II binding transcription factor activity|RNA polymerase II transcription factor recruiting transcription factor activity|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|protein domain specific binding core mediator complex YDR095C_d YDR095C hom 0.0176324320399179 0.307899470403487 1117 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR149W SWP1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0176289320344442 0.307489656603654 1118 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 YMR017W SPO20 hom FT PLASMA MEMBRANE 0.0176100915842547 0.308007008200042 1119 Meiosis-specific subunit of the t-SNARE complex, required for prospore membrane formation during sporulation; similar to but not functionally redundant with Sec9p; SNAP-25 homolog ascospore-type prospore assembly SNAP receptor activity SNARE complex|prospore membrane 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 0.0176100200033273 0.308081178128142 1120 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 YDR112W_d IRC2 hom 0.0175995194935918 0.309891163062369 1121 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 YER013W PRP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0175744515281379 0.309059452852952 1122 DEAH-box RNA-dependent ATPase/ATP-dependent RNA helicase, associates with lariat intermediates before the second catalytic step of splicing; mediates ATP-dependent mRNA release from the spliceosome and unwinds RNA duplexes spliceosomal complex disassembly|generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity|ATP-dependent RNA helicase activity U2-type post-spliceosomal complex|U2-type catalytic step 2 spliceosome YAR019C CDC15 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0175558960654348 0.309498404488232 1123 Protein kinase of the Mitotic Exit Network; localized to the spindle pole bodies at late anaphase; promotes mitotic exit by directly switching on the kinase activity of Dbf2p; required for spindle disassembly after meiosis II; relocalizes to the cytoplasm upon DNA replication stress regulation of exit from mitosis|protein phosphorylation|meiotic anaphase II|cytokinesis protein kinase activity spindle pole body|cellular bud neck YAL016C-B_d YAL016C-B hom 0.0175380634728805 0.309990177296456 1124 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR272W YTM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0175379743099377 0.309992637455152 1125 Constituent of 66S pre-ribosomal particles, forms a complex with Nop7p and Erb1p that is required for maturation of the large ribosomal subunit; has seven C-terminal WD repeats chromosome organization|ribosomal large subunit biogenesis molecular_function PeBoW complex|nucleolus|nucleus|preribosome, large subunit precursor YDR291W HRQ1 hom FT NUCLEUS 0.0175237592380207 0.31197882470606 1126 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 YDR462W MRPL28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0175097095707315 0.310773159738687 1127 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 YJL135W_d YJL135W hom 0.0174954881030897 0.311166371060091 1128 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL134W/LCB3 Unknown Unknown Unknown YKL167C MRP49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0174863591368262 0.311418951899576 1129 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDL133W SRF1 hom 0.0174633565955525 0.312055986856745 1130 Regulator of phospholipase D (Spo14p); interacts with Spo14p and regulates its catalytic activity; capable of buffering the toxicity of C16:0 platelet activating factor, a lipid that accumulates intraneuronally in Alzheimer's patients positive regulation of catalytic activity molecular_function integral to membrane YMR134W ERG29 het FT LIPID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0174452465864469 0.312919464697899 1131 Protein of unknown function that may be involved in iron metabolism; mutant bm-8 has a growth defect on iron-limited medium that is complemented by overexpression of Yfh1p; shows localization to the ER; highly conserved in ascomycetes cellular iron ion homeostasis|mitochondrion organization molecular_function nuclear envelope|endoplasmic reticulum|cytoplasm YOL011W PLB3 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.0174355688276879 0.312898912432779 1132 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; hydrolyzes phosphatidylinositol and phosphatidylserine and displays transacylase activity in vitro phosphatidylinositol metabolic process|phosphatidylserine catabolic process lysophospholipase activity extracellular region|plasma membrane YOL081W IRA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0174318562786383 0.313001976122142 1133 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 YPL189C-A COA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0174100364187055 0.313535940759391 1134 Cytochrome oxidase assembly factor; null mutation results in respiratory deficiency with specific loss of cytochrome oxidase activity; functions downstream of assembly factors Mss51p and Coa1p and interacts with assembly factor Shy1p mitochondrial respiratory chain complex IV assembly molecular_function mitochondrial matrix YGL103W RPL28 het FT TRANSLATION|NUCLEUS|RIBOSOME 0.0174037174275471 0.313711636075718 1135 Ribosomal 60S subunit protein L28; homologous to mammalian ribosomal protein L27A and bacterial L15; may have peptidyl transferase activity; can mutate to cycloheximide resistance cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit|nucleus YBL054W TOD6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0173965269764214 0.313911640501639 1136 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 YDR453C TSA2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0173904628288554 0.314080381637722 1137 Stress inducible cytoplasmic thioredoxin peroxidase; cooperates with Tsa1p in the removal of reactive oxygen, nitrogen and sulfur species using thioredoxin as hydrogen donor; deletion enhances the mutator phenotype of tsa1 mutants; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cell redox homeostasis peroxiredoxin activity|thioredoxin peroxidase activity cytoplasm YKL022C CDC16 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0173734715898704 0.314553497899309 1138 Subunit of the anaphase-promoting complex/cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; required for sporulation anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|negative regulation of DNA-dependent DNA replication initiation|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YMR303C ADH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0173663069458054 0.314753135700658 1139 Glucose-repressible alcohol dehydrogenase II, catalyzes the conversion of ethanol to acetaldehyde; involved in the production of certain carboxylate esters; regulated by ADR1 ethanol metabolic process|NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity cytoplasm YDL241W_p YDL241W hom 0.0173405018256863 0.315472867084225 1140 Putative protein of unknown function; YDL241W is not an essential gene biological_process molecular_function cellular_component YLR151C PCD1 hom FT NUCLEOTIDE METABOLISM 0.017326032858019 0.315876893919842 1141 Peroxisomal pyrophosphatase with specificity for coenzyme A and CoA derivatives, may function to remove potentially toxic oxidized CoA disulfide from peroxisomes to maintain the capacity for beta-oxidation of fatty acids; nudix hydrolase family member biological_process pyrophosphatase activity peroxisome YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0173136239773283 0.316223665937957 1142 Protein that binds tRNA and methionyl- and glutamyl-tRNA synthetases (Mes1p and Gus1p), delivering tRNA to them, stimulating catalysis, and ensuring their localization to the cytoplasm; also binds quadruplex nucleic acids; protein abundance increases in response to DNA replication stress positive regulation of ligase activity|tRNA aminoacylation for protein translation enzyme activator activity|tRNA binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding methionyl glutamyl tRNA synthetase complex|cytoplasm YGR271W SLH1 hom FT TRANSLATION|RIBOSOME 0.017298470890632 0.316647464682491 1143 Putative RNA helicase related to Ski2p, involved in translation inhibition of non-poly(A) mRNAs; required for repressing propagation of dsRNA viruses cytoplasmic translation|regulation of translation RNA helicase activity polysomal ribosome|cytoplasm YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0172906394152576 0.316866639879249 1144 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 YBR034C HMT1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0172694619155331 0.317459820981397 1145 Nuclear SAM-dependent mono- and asymmetric arginine dimethylating methyltransferase that modifies hnRNPs, including Npl3p and Hrp1p, affecting their activity and nuclear export; methylates U1 snRNP protein Snp1p and ribosomal protein Rps2p; interacts genetically with genes encoding components of Rpd3(L) and this interaction is important for Rpd3 recruitment to the subtelomeric region. mRNA export from nucleus|negative regulation of DNA-dependent transcription, termination|positive regulation of transcription elongation from RNA polymerase II promoter|peptidyl-arginine methylation protein-arginine omega-N asymmetric methyltransferase activity|protein-arginine omega-N monomethyltransferase activity nucleus YER113C TMN3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0172549273542575 0.317867354399173 1146 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 YMR123W PKR1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0172511576979795 0.319785338046241 1147 V-ATPase assembly factor; functions with other V-ATPase assembly factors in the ER to efficiently assemble the V-ATPase membrane sector (V0); protein abundance increases in response to DNA replication stress vacuolar proton-transporting V-type ATPase complex assembly molecular_function integral to endoplasmic reticulum membrane YJR110W YMR1 hom FT LIPID METABOLISM 0.0172388421003312 0.318318766868197 1148 Phosphatidylinositol 3-phosphate (PI3P) phosphatase; involved in various protein sorting pathways, including CVT targeting and endosome to vacuole transport; has similarity to the conserved myotubularin dual specificity phosphatase family phosphatidylinositol dephosphorylation mRNA binding|phosphatidylinositol-3-phosphatase activity cytoplasm YLR204W QRI5 hom FF|FT RNA PROCESSING|MITOCHONDRION 0.0172301857315968 0.318561870629104 1149 Mitochondrial inner membrane protein, required for accumulation of spliced COX1 mRNA; may have an additional role in translation of COX1 mRNA mRNA processing molecular_function mitochondrion|integral to mitochondrial inner membrane YLR456W_p YLR456W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0172230477129327 0.319268482264706 1150 Putative pyridoxal 5'-phosphate synthase; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2; YLR456W has a paralog, YPR172W, that arose from the whole genome duplication biological_process molecular_function cellular_component YIL088C AVT7 hom FT PLASMA MEMBRANE 0.0172205263999845 0.319050037284666 1151 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 YGR231C PHB2 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0172196542171492 0.318930028735552 1152 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 YPR123C_d YPR123C hom FF 0.0172142561905853 0.319226302136557 1153 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 YGL011C SCL1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0171911284138524 0.319660259494079 1154 Alpha 1 subunit of the 20S proteasome involved in the degradation of ubiquitinated substrates; 20S proteasome is the core complex of the 26S proteasome; essential for growth; detected in the mitochondria proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|nucleus|proteasome storage granule|nuclear outer membrane-endoplasmic reticulum membrane network YLR136C TIS11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0171907653824573 0.319670480441216 1155 mRNA-binding protein expressed during iron starvation; binds to a sequence element in the 3'-untranslated regions of specific mRNAs to mediate their degradation; involved in iron homeostasis; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress cellular iron ion homeostasis|nuclear-transcribed mRNA catabolic process mRNA binding nucleus|cytoplasm YBR167C POP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0171899924629182 0.319692242273003 1156 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 YCR060W TAH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0171762425121972 0.320079539042314 1157 Component of the conserved R2TP complex (Rvb1-Rvb2-Tah1-Pih1); contains a single TPR domain with at least two TPR motifs; R2TP complex interacts with Hsp90 (Hsp82p and Hsc82p) to mediate assembly large protein complexes such as box C/D snoRNPs and RNA polymerase II protein folding|box C/D snoRNP assembly chaperone binding R2TP complex|nucleus|cytoplasm YLR413W_p YLR413W hom FT PLASMA MEMBRANE 0.017161275980196 0.320862800507423 1158 Putative protein of unknown function; YLR413W is not an essential gene biological_process molecular_function integral to membrane YIL064W SEE1 hom FT VESICLE-MEDIATED TRANSPORT 0.0171550697878839 0.320676513536374 1159 Probable lysine methyltransferase involved in the dimethylation of eEF1A (Tef1p/Tef2p); sequence similarity to S-adenosylmethionine-dependent methyltransferases of the seven beta-strand family; role in vesicular transport vesicle-mediated transport|peptidyl-lysine dimethylation protein-lysine N-methyltransferase activity cytoplasm YIR011C STS1 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS 0.0171548076124582 0.320828384654564 1160 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 YOL149W DCP1 het FT RNA PROCESSING 0.0171519311901938 0.320765069569158 1161 Subunit of the Dcp1p-Dcp2p decapping enzyme complex; decapping complex removes the 5' cap structure from mRNAs prior to their degradation; enhances the activity of catalytic subunit Dcp2p; regulated by DEAD box protein Dhh1p; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA mRNA binding|enzyme activator activity|m7G(5')pppN diphosphatase activity cytoplasmic mRNA processing body YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.017114163891346 0.321831932315027 1162 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 YKL161C KDX1 hom FT PROTEIN PHOSPHORYLATION 0.0171010307798175 0.322492481166988 1163 Protein kinase implicated in the Slt2p mitogen-activated (MAP) kinase signaling pathway; interacts with numerous components in the mating pheromone and CWI MAPK pathways; associates with Rlm1p biological_process protein kinase activity cellular_component YOR071C NRT1 hom FT PLASMA MEMBRANE 0.0170972912753382 0.322309302726997 1164 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 YDR243C PRP28 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.017084552318088 0.32295903951747 1165 RNA helicase in the DEAD-box family, involved in RNA isomerization at the 5' splice site cis assembly of pre-catalytic spliceosome ATP-dependent RNA helicase activity spliceosomal complex|U5 snRNP YDL223C HBT1 hom 0.017077566638559 0.32351870203942 1166 Substrate of the Hub1p ubiquitin-like protein that localizes to the shmoo tip (mating projection); mutants are defective for mating projection formation, thereby implicating Hbt1p in polarized cell morphogenesis cell morphogenesis involved in conjugation with cellular fusion molecular_function plasma membrane|mating projection YGR254W ENO1 hom FT MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0170632104584089 0.323274945800801 1167 Enolase I, a phosphopyruvate hydratase; catalyzes the conversion of 2-phosphoglycerate to phosphoenolpyruvate during glycolysis and the reverse reaction during gluconeogenesis; expression is repressed in response to glucose; protein abundance increases in response to DNA replication stress regulation of vacuole fusion, non-autophagic|gluconeogenesis|glycolysis phosphopyruvate hydratase activity mitochondrion|phosphopyruvate hydratase complex|plasma membrane|fungal-type vacuole|cytoplasm YPL081W RPS9A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0170578727377167 0.32342635489646 1168 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S9 and bacterial S4; RPS9A has a paralog, RPS9B, 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|rRNA binding small-subunit processome|cytosolic small ribosomal subunit|90S preribosome|cytoplasm YGR134W CAF130 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0170445811299603 0.323803583636389 1169 Part of the evolutionarily-conserved CCR4-NOT transcriptional regulatory complex involved in controlling mRNA initiation, elongation, and degradation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter molecular_function CCR4-NOT core complex YBL005W PDR3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.01704255036645 0.323861243899438 1170 Transcriptional activator of the pleiotropic drug resistance network; regulates expression of ATP-binding cassette (ABC) transporters through binding to cis-acting sites known as PDREs (PDR responsive elements); post-translationally up-regulated in cells lacking a functional mitochondrial genome; PDR3 has a paralog, PDR1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YOR131C YOR131C hom FT NUCLEUS 0.0170286281978376 0.324256721506076 1171 Putative haloacid dehalogenase-like hydrolase; non-essential gene; overexpression causes a cell cycle delay or arrest; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YDR393W SHE9 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170212416730265 0.324466673087742 1172 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 YIL022W TIM44 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170194137480512 0.32451864293712 1173 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); tethers the import motor and regulatory factors (PAM complex) to the translocation channel (Tim23p-Tim17p core complex) protein import into mitochondrial matrix protein binding, bridging|chaperone binding mitochondrion|integral to membrane|presequence translocase-associated import motor YGR124W ASN2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0170113916285705 0.32496348713391 1174 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN2 has a paralog, ASN1, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YPL114W_d YPL114W hom 0.0170064561069767 0.324887197727493 1175 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 YPR006C ICL2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.017006242024635 0.325109989902269 1176 2-methylisocitrate lyase of the mitochondrial matrix, functions in the methylcitrate cycle to catalyze the conversion of 2-methylisocitrate to succinate and pyruvate; ICL2 transcription is repressed by glucose and induced by ethanol threonine catabolic process|propionate metabolic process methylisocitrate lyase activity mitochondrion|mitochondrial matrix YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.016999120227574 0.325384946088088 1177 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 YOR332W VMA4 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0169926546628944 0.325785971509387 1178 Subunit E of the V1 domain of the vacuolar H+-ATPase (V-ATPase); V-ATPase is an electrogenic proton pump found throughout the endomembrane system; V1 domain has eight subunits; required for the V1 domain to assemble onto the vacuolar membrane; protein abundance increases in response to DNA replication stress vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V1 domain|fungal-type vacuole membrane|integral to membrane YDR267C CIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|COFACTOR METABOLISM|NUCLEUS 0.0169711859244662 0.3261807247017 1179 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia2p and Met18p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; contains WD40 repeats; ortholog of human Ciao1 protein iron-sulfur cluster assembly|ribosomal large subunit export from nucleus|tRNA wobble uridine modification molecular_function cytosol|nucleus|cytoplasm YNR024W MPP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0169535259962582 0.326612195556399 1180 Nuclear exosome-associated RNA binding protein; involved in surveillance of pre-rRNAs and pre-mRNAs, and the degradation of cryptic non-coding RNAs (ncRNA); copurifies with ribosomes nuclear mRNA surveillance of spliceosomal pre-mRNA splicing|nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) poly(U) RNA binding ribosome|nucleus|nuclear exosome (RNase complex)|TRAMP complex YAL049C AIM2 hom 0.0169500603370467 0.326494435273569 1181 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 YKL016C ATP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0169200908413709 0.327350641306078 1182 Subunit d of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis protein complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane|mitochondrial proton-transporting ATP synthase complex YMR244W_p YMR244W hom 0.0169109876977506 0.327610999535622 1183 Putative protein of unknown function biological_process molecular_function cellular_component YNL110C NOP15 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0168935758162356 0.328398273479244 1184 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis; localizes to both nucleolus and cytoplasm cytokinesis, actomyosin contractile ring assembly|ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YBR295W PCA1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0168628189911801 0.329279783910424 1185 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 YOL136C PFK27 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0168313703690289 0.32996603338105 1186 6-phosphofructo-2-kinase, catalyzes synthesis of fructose-2,6-bisphosphate; inhibited by phosphoenolpyruvate and sn-glycerol 3-phosphate, expression induced by glucose and sucrose, transcriptional regulation involves protein kinase A regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YLR147C SMD3 het FT RNA PROCESSING|NUCLEUS 0.0168281411057404 0.330420062061813 1187 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 YBL047C EDE1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0168042808005618 0.330672927497662 1188 Endocytic protein; involved in a network of interactions with other endocytic proteins, binds membranes in a ubiquitin-dependent manner, may also bind ubiquitinated membrane-associated proteins; interacts with Cmk2 and functions upstream of CMK2 in regulating non-apoptotic cell death endoplasmic reticulum unfolded protein response|endocytosis ubiquitin binding cellular bud neck|mating projection tip|actin cortical patch|cellular bud tip YLL029W FRA1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS 0.0167899676493202 0.331301623060304 1189 Protein involved in negative regulation of transcription of iron regulon; forms an iron independent complex with Fra2p, Grx3p, and Grx4p; cytosolic; mutant fails to repress transcription of iron regulon and is defective in spore formation negative regulation of transcription from RNA polymerase II promoter in response to iron molecular_function cytosol|cytoplasm YDL046W NPC2 hom 0.016759009313419 0.332338588406172 1190 Functional homolog of human NPC2/He1, which is a cholesterol-binding protein whose deficiency causes Niemann-Pick type C2 disease involving retention of cholesterol in lysosomes intracellular sterol transport molecular_function fungal-type vacuole lumen|fungal-type vacuole YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0167572692510915 0.332027766801096 1191 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 YLR102C APC9 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.016757064358558 0.33203367949396 1192 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition chromatin assembly|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YDL177C_p YDL177C hom 0.0167476993461563 0.332304003230313 1193 Putative protein of unknown function; similar to the mouse IMPACT gene; YDL177C is not an essential gene biological_process molecular_function cellular_component YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.016744097815251 0.332408000264222 1194 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 YKL018W SWD2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0167333464710727 0.33271857875367 1195 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 YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0167132358745609 0.333300024461854 1196 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 YOL034W SMC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0167069973170499 0.333624851788203 1197 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; binds single-stranded DNA and has ATPase activity; S. pombe homolog forms a heterodimer with S. pombe Rad18p that is involved in DNA repair DNA repair|resolution of recombination intermediates|recombinational repair|rDNA separation damaged DNA binding|single-stranded DNA binding|ATPase activity Smc5-Smc6 complex|nucleus YIL020C HIS6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0166989606431342 0.333713153254674 1198 Phosphoribosyl-5-amino-1-phosphoribosyl-4-imidazolecarboxiamide isomerase, catalyzes the fourth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts histidine biosynthetic process 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity intracellular YDR157W_d YDR157W hom 0.0166962555105859 0.333791477669423 1199 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 0.0166798770050668 0.334265954061492 1200 Protein of unknown function; overexpression suppresses the lethality caused by a rad53 null mutation nucleobase-containing compound metabolic process molecular_function nucleus|cytoplasm YKR030W GMH1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0166601744391231 0.334837302298145 1201 Golgi membrane protein of unknown function, interacts with Gea1p and Gea2p; required for localization of Gea2p; computational analysis suggests a possible role in either cell wall synthesis or protein-vacuolar targeting transport molecular_function integral to membrane|integral to Golgi membrane YEL054C RPL12A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0166574062564974 0.334917626281172 1202 Ribosomal 60S subunit protein L12A; rpl12a rpl12b double mutant exhibits slow growth and slow translation; homologous to mammalian ribosomal protein L12 and bacterial L11; RPL12A has a paralog, RPL12B, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YPL094C SEC62 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0166453519532346 0.335267549040079 1203 Essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YNR030W ALG12 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0166416704919679 0.336169054163197 1204 Alpha-1,6-mannosyltransferase localized to the ER; responsible for the addition of the alpha-1,6 mannose to dolichol-linked Man7GlcNAc2, acts in the dolichol pathway for N-glycosylation dolichol-linked oligosaccharide biosynthetic process|protein glycosylation alpha-1,6-mannosyltransferase activity integral to membrane|endoplasmic reticulum YLR114C AVL9 hom FT VESICLE-MEDIATED TRANSPORT 0.0166214408153058 0.335962358498172 1205 Conserved protein involved in exocytic transport from the Golgi; mutation is synthetically lethal with apl2 vps1 double mutation; member of a protein superfamily with orthologs in diverse organisms; relocalizes from bud neck to cytoplasm upon DNA replication stress post-Golgi vesicle-mediated transport molecular_function cytoplasm YPL095C EEB1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0166200917417357 0.336001587443804 1206 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 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 0.0166070360202761 0.336958922956609 1207 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 YER149C PEA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0165803544403317 0.337158407495889 1208 Coiled-coil polarisome protein required for polarized morphogenesis, cell fusion, and low affinity Ca2+ influx; forms polarisome complex with Bni1p, Bud6p, and Spa2p; localizes to sites of polarized growth bipolar cellular bud site selection|regulation of initiation of mating projection growth|regulation of termination of mating projection growth|actin filament organization|pseudohyphal growth|establishment of cell polarity|filamentous growth|Rho protein signal transduction cytoskeletal regulatory protein binding polarisome|actin cap|mating projection tip YOL056W GPM3 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0165721543071307 0.33739744541488 1209 Homolog of Gpm1p phosphoglycerate mutase, which converts 3-phosphoglycerate to 2-phosphoglycerate in glycolysis; may be non-functional derivative of a gene duplication event biological_process phosphoglycerate mutase activity|molecular_function cytosol YJL217W REE1 hom 0.0165719167782128 0.337404371121829 1210 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 YCR075W-A_p YCR075W-A hom 0.0165691661457303 0.337484578848754 1211 Putative protein of unknown function; identified by homology to Ashbya gossypii; YCR075W-A has a paralog, YNR034W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YPR038W_d IRC16 hom 0.0165552692461766 0.337889996053688 1212 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene YPR037C; null mutant displays increased levels of spontaneous Rad52p foci Unknown Unknown Unknown YIR027C DAL1 hom 0.0165446968500627 0.338198636170934 1213 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 YFR007W YFH7 hom 0.0164908031751113 0.340063204162955 1214 Putative kinase with similarity to the phosphoribulokinase/uridine kinase/bacterial pantothenate kinase (PRK/URK/PANK) subfamily of P-loop kinases phosphorylation ATPase activity|kinase activity cellular_component YDL009C_p YDL009C hom 0.0164851463461396 0.339940473838144 1215 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the verified ORF YDL010W; YDL009C is not an essential gene biological_process molecular_function cellular_component YMR153W NUP53 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0164825191760335 0.340017450080813 1216 FG-nucleoporin component of central core of nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport; involved in regulation of transcription and mitosis; induces membrane tubulation, which may contribute to nuclear pore assembly; NUP53 has a paralog, ASM4, that arose from the whole genome duplication positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|regulation of protein desumoylation|nuclear pore organization|protein import into nucleus|regulation of mitosis|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YCR022C_d YCR022C hom 0.0164609473049996 0.340649929481192 1217 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR022C is not an essential gene Unknown Unknown Unknown YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.0164502046781562 0.340965180183088 1218 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 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 0.0164375348788892 0.341337225169722 1219 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 YIR009W MSL1 hom FT RNA PROCESSING|NUCLEUS 0.0164273282579226 0.341637128476463 1220 U2B component of U2 snRNP, involved in splicing, binds the U2 snRNA stem-loop IV in vitro but requires association of Lea1p for in vivo binding; does not contain the conserved C-terminal RNA binding domain found in other family members mRNA splicing, via spliceosome U2 snRNA binding U2 snRNP|U2-type prespliceosome YDR185C UPS3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0164254418050772 0.341692576969494 1221 Mitochondrial protein of unknown function; similar to Ups1p and Ups2p which are involved in regulation of mitochondrial cardiolipin and phosphatidylethanolamine levels; null is viable but interacts synthetically with ups1 and ups2 mutations mitochondrion morphogenesis molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial intermembrane space YHR008C SOD2 hom FF|FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0164238100338798 0.341884667627306 1222 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 YGR023W MTL1 hom FT CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|PLASMA MEMBRANE 0.0163914760324942 0.343268790313644 1223 Putative plasma membrane sensor, involved in cell integrity signaling and stress response during glucose starvation and oxidative stress; has structural and functional similarity to Mid2p cellular response to glucose starvation|fungal-type cell wall organization|cellular response to oxidative stress molecular_function integral to plasma membrane YOR344C TYE7 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|CHROMOSOME 0.016378136709743 0.343084896925181 1224 Serine-rich protein that contains a basic-helix-loop-helix (bHLH) DNA binding motif; binds E-boxes of glycolytic genes and contributes to their activation; may function as a transcriptional activator in Ty1-mediated gene expression positive regulation of glycolysis|transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nuclear chromatin|nucleus YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0163771840160798 0.3432570573477 1225 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 YOL112W MSB4 hom FT SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0163590359897666 0.343648109524144 1226 GTPase-activating protein of the Ras superfamily that acts primarily on Sec4p, localizes to the bud site and bud tip, has similarity to Msb3p; msb3 msb4 double mutation causes defects in secretion and actin organization actin filament organization Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YLR272C YCS4 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0163314835713838 0.344461571845429 1227 Subunit of the condensin complex; required for establishment and maintenance of chromosome condensation, chromosome segregation, chromatin binding of condensin, tRNA gene clustering at the nucleolus, and silencing at the mating type locus; required for replication slow zone (RSZ) breakage following Mec1p inactivation maintenance of rDNA|meiotic chromosome condensation|mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation|chromatin silencing at silent mating-type cassette molecular_function nucleolus|nuclear condensin complex YDR142C PEX7 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.016330160286193 0.344500671628781 1228 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 YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.0163252168659238 0.344646762429671 1229 Putative oxidoreductase involved in late endosome to Golgi transport; physical and genetical interactions with Btn2p; null mutant is viable, has extended S phase, and sensitive to expression of top1-T722A allele; similar to human FOXRED1 retrograde transport, endosome to Golgi molecular_function late endosome|cytoplasm YCL064C CHA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0162917970196019 0.345635441073825 1230 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 YBL072C RPS8A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.016290068991062 0.345686611420832 1231 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 YCL012C YCL012C hom 0.0162835172462882 0.346529281657702 1232 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 YER101C AST2 hom FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS 0.0162657511384515 0.346407222936521 1233 Lipid raft associated protein; overexpression restores Pma1p localization to lipid rafts which is required for targeting of Pma1p to the plasma membrane; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST2 has a paralog, AST1, that arose from the whole genome duplication protein targeting to membrane molecular_function cytoplasm YGL222C EDC1 hom FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0162419951760002 0.347112106560681 1234 RNA-binding protein that activates mRNA decapping directly; binds to the mRNA substrate and enhances the activity of the decapping proteins Dcp1p and Dcp2p; has a role in translation during heat stress; protein becomes more abundant and forms cytoplasmic foci in response to DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|positive regulation of translation in response to stress mRNA binding nucleus|cytoplasm YBR237W PRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0162283109413311 0.347518557115677 1235 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 YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0161942683510945 0.348531005810425 1236 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp43p (OIP2, EXOSC8); protein abundance increases in response to DNA replication stress nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nucleoplasm|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YDR478W SNM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0161861929751977 0.348771447366901 1237 Subunit of RNase MRP, which cleaves pre-rRNA and has a role in cell cycle-regulated degradation of daughter cell-specific mRNAs; binds to the NME1 RNA subunit of RNase MRP mRNA cleavage|rRNA processing ribonuclease MRP activity|RNA binding ribonuclease MRP complex YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0161657139666454 0.34995764363994 1238 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YNR028W CPR8 hom 0.0161637193608169 0.349441145844695 1239 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; similarity to Cpr4p suggests a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity fungal-type vacuole YGR083C GCD2 het FT TRANSLATION 0.0161602106046402 0.349545777998442 1240 Delta subunit of the translation initiation factor eIF2B, the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression regulation of translational initiation enzyme regulator activity|guanyl-nucleotide exchange factor activity|translation initiation factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YJR070C LIA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0161435429160209 0.350258884634025 1241 Deoxyhypusine hydroxylase; HEAT-repeat containing metalloenzyme that catalyzes hypusine formation; binds to and is required for the modification of Hyp2p (eIF5A); complements S. pombe mmd1 mutants defective in mitochondrial positioning; protein abundance increases in response to DNA replication stress microtubule cytoskeleton organization|peptidyl-lysine modification to hypusine deoxyhypusine monooxygenase activity nucleus|cytoplasm YCR020C-A MAK31 hom 0.0161348379566603 0.350302989419275 1242 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus; member of the Sm protein family N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YNR012W URK1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0161198677624692 0.350750241498483 1243 Uridine/cytidine kinase, component of the pyrimidine ribonucleotide salvage pathway that converts uridine into UMP and cytidine into CMP; involved in the pyrimidine deoxyribonucleotide salvage pathway, converting deoxycytidine into dCMP pyrimidine-containing compound salvage uridine kinase activity nucleus|cytoplasm YGR132C PHB1 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.016112576788606 0.351471888348333 1244 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|mitochondrion morphogenesis|inner mitochondrial membrane organization molecular_function mitochondrion|mitochondrial inner membrane YBR168W PEX32 hom FT PEROXISOME ORGANIZATION 0.0160801741882854 0.352873840772426 1245 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YER049W TPA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0160462486007449 0.353674419784082 1246 Poly(rA)-binding protein involved in translation termination efficiency, mRNA poly(A) tail length and mRNA stability; interacts with Sup45p (eRF1), Sup35p (eRF3) and Pab1p; similar to prolyl 4-hydroxylases; binds Fe(III) and 2-oxoglutarate nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|translational termination poly(A) RNA binding nucleus YMR218C TRS130 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0160292186157559 0.353825641083334 1247 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 YOR216C RUD3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.0160202214838753 0.353736505139986 1248 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 YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0160190739439323 0.353770988640328 1249 Possible U3 snoRNP protein involved in maturation of pre-18S rRNA, based on computational analysis of large-scale protein-protein interaction data endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|90S preribosome YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0160140852571869 0.354208385423441 1250 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 YJL133W MRS3 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.016011020513657 0.354013053438459 1251 Iron transporter, mediates Fe2+ transport across inner mito membrane; mitochondrial carrier family member; active under low-iron conditions; may transport other cations; MRS3 has a paralog, MRS4, that arose from the whole genome duplication mitochondrial iron ion transport|RNA splicing iron ion transmembrane transporter activity mitochondrion|integral to membrane YOL117W RRI2 hom FT SIGNALING|NUCLEUS 0.0159902515842828 0.354709615565718 1252 Subunit of the COP9 signalosome (CSN) complex that cleaves the ubiquitin-like protein Nedd8 from SCF ubiquitin ligases; plays a role in the mating pheromone response adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation molecular_function signalosome YGR152C RSR1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0159887421096376 0.354683228080617 1253 GTP-binding protein of the ras superfamily required for bud site selection, morphological changes in response to mating pheromone, and efficient cell fusion; localized to the plasma membrane; significantly similar to mammalian Rap GTPases bipolar cellular bud site selection|small GTPase mediated signal transduction|axial cellular bud site selection|cellular bud site selection GTPase activity|signal transducer activity plasma membrane|cellular bud neck YDR353W TRR1 het FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0159874077710785 0.35472339279396 1254 Cytoplasmic thioredoxin reductase; key regulatory enzyme that determines the redox state of the thioredoxin system, which acts as a disulfide reductase system and protects cells against both oxidative and reductive stress; protein abundance increases in response to DNA replication stress; TRR1 has a paralog, TRR2, that arose from the whole genome duplication cellular response to oxidative stress|cell redox homeostasis ferrous iron binding|thioredoxin-disulfide reductase activity cytosol YDR257C RKM4 hom FT NUCLEUS 0.0159778164542025 0.355012183968349 1255 Ribosomal lysine methyltransferase specific for monomethylation of Rpl42ap and Rpl42bp (lysine 55); nuclear SET-domain containing protein peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity nucleus YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.0159707995594119 0.355295361989082 1256 Protein involved in cellular response to oxidative stress; required for oxidation of specific cysteine residues of transcription factor Yap1p, resulting in nuclear localization of Yap1p in response to stress; YBP1 has a paralog, YBP2, that arose from the whole genome duplication cellular response to oxidative stress molecular_function cytoplasm YER096W SHC1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0159706272712877 0.355228744968881 1257 Sporulation-specific activator of Chs3p (chitin synthase III); required for the synthesis of the chitosan layer of ascospores; transcriptionally induced at alkaline pH; SHC1 has a paralog, SKT5, that arose from the whole genome duplication ascospore formation|chitin biosynthetic process enzyme activator activity prospore membrane YKL026C GPX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0159634917838341 0.355443770869605 1258 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 YOR342C YOR342C hom FT NUCLEUS 0.0159504829513602 0.355835999546966 1259 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; relocalizes from nucleus to cytoplasm upon DNA replication stress; YOR342C has a paralog, YAL037W, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YFL010W-A AUA1 hom 0.0159311426909206 0.356635034982994 1260 Protein required for the negative regulation by ammonia of Gap1p, which is a general amino acid permease amino acid transport molecular_function cellular_component YPR128C ANT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PEROXISOME ORGANIZATION 0.0159218090924851 0.356701506711202 1261 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 YDL226C GCS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|CYTOSKELETON 0.0159037399029638 0.357247597253312 1262 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 YDR060W MAK21 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0158910004519988 0.35763292753129 1263 Constituent of 66S pre-ribosomal particles, required for large (60S) ribosomal subunit biogenesis; involved in nuclear export of pre-ribosomes; required for maintenance of dsRNA virus; homolog of human CAATT-binding protein ribosomal large subunit assembly molecular_function Noc1p-Noc2p complex YGL148W ARO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0158846340147275 0.358040899267159 1264 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 YBR248C HIS7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0158635866034012 0.358750058453054 1265 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 YBR171W SEC66 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.015846060548056 0.359209538420217 1266 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation|filamentous growth protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YCL052C PBN1 het FT LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0158305997600677 0.359463424934148 1267 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 YOR040W GLO4 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.015813456810106 0.35998402754552 1268 Mitochondrial glyoxalase II, catalyzes the hydrolysis of S-D-lactoylglutathione into glutathione and D-lactate cellular carbohydrate metabolic process|methylglyoxal catabolic process to D-lactate hydroxyacylglutathione hydrolase activity mitochondrion|mitochondrial matrix YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0157765398159101 0.361968090262151 1269 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 YDR258C HSP78 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0157728956153046 0.361217686246019 1270 Oligomeric mitochondrial matrix chaperone that cooperates with Ssc1p in mitochondrial thermotolerance after heat shock; able to prevent the aggregation of misfolded proteins as well as resolubilize protein aggregates positive regulation of mitochondrial translation in response to stress|protein refolding|protein stabilization|protein import into mitochondrial matrix|mitochondrial genome maintenance|protein unfolding|cellular response to heat misfolded protein binding|ATPase activity mitochondrion|mitochondrial matrix YBR018C GAL7 hom FT CARBOHYDRATE METABOLISM 0.0157404216178918 0.362207282647258 1271 Galactose-1-phosphate uridyl transferase, synthesizes glucose-1-phosphate and UDP-galactose from UDP-D-glucose and alpha-D-galactose-1-phosphate in the second step of galactose catabolism galactose catabolic process via UDP-galactose UDP-glucose:hexose-1-phosphate uridylyltransferase activity cytoplasm YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0157195740555257 0.362843474746281 1272 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 YLR237W THI7 hom FT PLASMA MEMBRANE 0.0157010209431209 0.363481848798632 1273 Plasma membrane transporter responsible for the uptake of thiamine, member of the major facilitator superfamily of transporters; mutation of human ortholog causes thiamine-responsive megaloblastic anemia thiamine transport thiamine transmembrane transporter activity integral to membrane|plasma membrane YPR001W CIT3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0156939284502113 0.363627044254075 1274 Dual specificity mitochondrial citrate and methylcitrate synthase; catalyzes the condensation of acetyl-CoA and oxaloacetate to form citrate and that of propionyl-CoA and oxaloacetate to form 2-methylcitrate propionate catabolic process, 2-methylcitrate cycle|propionate metabolic process|tricarboxylic acid cycle 2-methylcitrate synthase activity|citrate (Si)-synthase activity mitochondrion YKL027W YKL027W hom FT MITOCHONDRION 0.0156900151166868 0.363818308077842 1275 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YMR049C ERB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.015680309808656 0.364043574639243 1276 Constituent of 66S pre-ribosomal particles, forms a complex with Nop7p and Ytm1p that is required for maturation of the large ribosomal subunit; required for maturation of the 25S and 5.8S ribosomal RNAs; homologous to mammalian Bop1 ribosomal large subunit biogenesis|rRNA processing molecular_function PeBoW complex|nucleolus|nucleus|preribosome, large subunit precursor YJR115W_p YJR115W hom 0.0156525093850033 0.364894784454349 1277 Putative protein of unknown function; YJR115W has a paralog, ECM13, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL134W PCL10 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0156447803078482 0.365131658521478 1278 Pho85p cyclin; recruits, activates, and targets Pho85p cyclin-dependent protein kinase to its substrate negative regulation of glycogen biosynthetic process|regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YDL089W NUR1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0156202397401737 0.366170696168318 1279 Protein of unknown function; interacts with Csm1p, Lrs4p; required for rDNA repeat stability; null mutant causes increase in unequal sister-chromatid exchange; GFP-fusion protein localizes to the nuclear periphery, possible Cdc28p substrate maintenance of rDNA molecular_function nuclear periphery YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0156170551643495 0.366841956063618 1280 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 YKL053W_d YKL053W hom 0.0156162546394586 0.366078262558538 1281 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 YJR076C CDC11 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0155745697608849 0.367573953160265 1282 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 YNL182C IPI3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.015570989609301 0.367397962479923 1283 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 YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0155698957882531 0.367431622318844 1284 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 YBR060C ORC2 het FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0155469321011392 0.368639514765443 1285 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 YPL119C DBP1 hom FT TRANSLATION 0.0155237492156624 0.368853426610611 1286 Putative ATP-dependent RNA helicase of the DEAD-box protein family; mutants show reduced stability of the 40S ribosomal subunit scanning through 5' untranslated regions of mRNAs; protein abundance increases in response to DNA replication stress translational initiation RNA helicase activity cytoplasm YDL011C_d YDL011C hom 0.0154701054540519 0.371153947369495 1287 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the uncharacterized ORF YDL010W Unknown Unknown Unknown YGL247W BRR6 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0154559827772157 0.37094754320744 1288 Essential nuclear envelope integral membrane protein required for nuclear envelope morphology, nuclear pore complex localization, nuclear export; exhibits synthetic lethal genetic interactions with genes involved in lipid metabolism mRNA export from nucleus|protein export from nucleus|cellular lipid metabolic process molecular_function nuclear envelope YJL166W QCR8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0154463012249628 0.371247323297869 1289 Subunit 8 of ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; oriented facing the intermembrane space; expression is regulated by Abf1p and Cpf1p mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YJL094C KHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS 0.0153793607739744 0.373823891652795 1290 Putative K+/H+ antiporter with a probable role in intracellular cation homeostasis, localized to Golgi vesicles and detected in highly purified mitochondria in high-throughput studies monovalent inorganic cation transport potassium:hydrogen antiporter activity mitochondrion|integral to membrane|Golgi apparatus YPL034W_p YPL034W hom 0.0153783285635154 0.373356260665509 1291 Putative protein of unknown function; YPL034W is not essential gene biological_process molecular_function cellular_component YOL095C HMI1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0153711302206273 0.373580031612884 1292 Mitochondrial inner membrane localized ATP-dependent DNA helicase, required for the maintenance of the mitochondrial genome; not required for mitochondrial transcription; has homology to E. coli helicase uvrD mitochondrial genome maintenance|mitochondrial DNA metabolic process ATP-dependent 3'-5' DNA helicase activity mitochondrion|mitochondrial matrix YER093C TSC11 het FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0153543055788623 0.374103373565629 1293 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 YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.01533748126656 0.374627158328659 1294 S-phase checkpoint protein required for DNA replication; interacts with and stabilizes Pol2p at stalled replication forks during stress, where it forms a pausing complex with Tof1p and is phosphorylated by Mec1p; protects uncapped telomeres maintenance of DNA repeat elements|intra-S DNA damage checkpoint|DNA repair|DNA replication checkpoint|telomere maintenance|replication fork protection|DNA replication|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere molecular_function nuclear chromosome|replication fork protection complex|nucleus|nuclear replication fork YLR288C MEC3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0153269429151169 0.374955475441803 1295 DNA damage and meiotic pachytene checkpoint protein; subunit of a heterotrimeric complex (Rad17p-Mec3p-Ddc1p) that forms a sliding clamp, loaded onto partial duplex DNA by a clamp loader complex; homolog of human and S. pombe Hus1 telomere maintenance via recombination|DNA damage checkpoint|DNA metabolic process|chromatin silencing at telomere DNA binding nucleus|checkpoint clamp complex YMR278W PGM3 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0153229071098479 0.375081256008786 1296 Phosphoglucomutase, catalyzes interconversion of glucose-1-phosphate and glucose-6-phospate; transcription induced in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; non-essential biological_process phosphoglucomutase activity nucleus|cytoplasm YHL034C SBP1 hom FT TRANSLATION|NUCLEUS 0.0153140527612875 0.375357303382025 1297 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 YBR072W HSP26 hom FT NUCLEUS 0.0153026099817716 0.375714234672169 1298 Small heat shock protein (sHSP) with chaperone activity; forms hollow, sphere-shaped oligomers that suppress unfolded proteins aggregation; oligomer activation requires heat-induced conformational change; also has mRNA binding activity protein folding|response to stress unfolded protein binding|mRNA binding nucleus|cytoplasm YDR130C FIN1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0152854703765872 0.376249257147194 1299 Spindle pole body-related intermediate filament protein; forms cell cycle-specific filaments between spindle pole bodies in dividing cells; localizes to poles and microtubules of spindle during anaphase and contributes to spindle stability; involved in Glc7p localization and regulation; relative distribution to the nucleus increases upon DNA replication stress intermediate filament cytoskeleton organization|mitotic cell cycle spindle checkpoint|mitotic spindle stabilization|mitotic sister chromatid segregation microtubule binding|structural constituent of cytoskeleton spindle microtubule|condensed nuclear chromosome kinetochore|intermediate filament|nucleus|spindle pole body|astral microtubule|spindle YBR141C_p YBR141C hom FT NUCLEUS 0.0152574795738945 0.377124015818591 1300 Putative S-adenosylmethionine-dependent methyltransferase; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; YBR141C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity nucleolus YGR232W NAS6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0152404908514269 0.378439697482498 1301 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 YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0152328986857238 0.378463238726651 1302 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 YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0152239970045797 0.378172046166918 1303 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 YDR322C-A TIM11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0152216497924382 0.378530383029992 1304 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) YPL015C HST2 hom FT GENE SILENCING|NUCLEUS 0.0152139096231127 0.378488140138585 1305 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 YBR006W UGA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0152107069594385 0.378659691697258 1306 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 YOL021C DIS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0151994644035615 0.379012220906449 1307 Exosome core complex catalytic subunit; possesses both endonuclease and 3'-5' exonuclease activity; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase R and to human DIS3; protein abundance increases in response to DNA replication stress nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ncRNA 3'-end processing 3'-5'-exoribonuclease activity|endoribonuclease activity|tRNA binding mitochondrion|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YAR050W FLO1 hom FT PLASMA MEMBRANE 0.0151589711659837 0.380212521285391 1308 Lectin-like protein involved in flocculation, cell wall protein that binds to mannose chains on the surface of other cells, confers floc-forming ability that is chymotrypsin sensitive and heat resistant; similar to Flo5p cellular response to stress|flocculation via cell wall protein-carbohydrate interaction|flocculation mannose binding fungal-type cell wall YOR112W CEX1 hom FT RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0151547747391744 0.380415535304219 1309 Cytoplasmic component of the nuclear aminoacylation-dependent tRNA export pathway; interacts with nuclear pore component Nup116p; copurifies with tRNA export receptors Los1p and Msn5p, as well as eIF-1a and the RAN GTPase Gsp1p tRNA export from nucleus tRNA binding nuclear pore|cytoplasm YEL047C FRD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0151526690036539 0.380410638515504 1310 Soluble fumarate reductase; required with isoenzyme Osm1p for anaerobic growth; may interact with ribosomes, based on co-purification experiments; authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; similar to Arxula adeninovorans fumarate reductase; protein abundance increases in response to DNA replication stress; FRD1 has a paralog, OSM1, that arose from the whole genome duplication cellular response to anoxia fumarate reductase (NADH) activity cytosol|mitochondrion|ribosome|plasma membrane YKL103C APE1 hom 0.0151427621039369 0.380722203808235 1311 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 YPL218W SAR1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.015129072511092 0.381152989955417 1312 GTPase, GTP-binding protein of the ARF family, component of COPII coat of vesicles; required for transport vesicle formation during ER to Golgi protein transport regulation of COPII vesicle coating GTPase activity COPII vesicle coat YDR229W IVY1 hom FT MEMBRANE ORGANIZATION 0.0151175684217961 0.381515233540484 1313 Phospholipid-binding protein that interacts with both Ypt7p and Vps33p, may partially counteract the action of Vps33p and vice versa, localizes to the rim of the vacuole as cells approach stationary phase vacuole fusion, non-autophagic phospholipid binding fungal-type vacuole membrane YDL188C PPH22 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0151143703005288 0.381900312356476 1314 Catalytic subunit of protein phosphatase 2A (PP2A); functionally redundant with Pph21p; methylated at C terminus; forms alternate complexes with several regulatory subunits; involved in signal transduction and regulation of mitosis; protein abundance increases in response to DNA replication stress; PPH22 has a paralog, PPH21, that arose from the whole genome duplication actin filament organization|budding cell bud growth|G1/S transition of mitotic cell cycle|protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint|regulation of translation protein serine/threonine phosphatase activity condensed nuclear chromosome, centromeric region YHL023C NPR3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.015100487238078 0.382053479436289 1315 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; required for Npr2p phosphorylation and Iml1p-Npr2p interaction; null mutant shows delayed meiotic DNA replication and double-strand break repair meiosis|regulation of TOR signaling cascade|cellular response to amino acid starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YGR169C-A_p YGR169C-A hom 0.0150995660418253 0.382082520513438 1316 Putative protein of unknown function; YGR169C-A has a paralog, YJR005C-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YCR105W ADH7 hom FT OXIDATION-REDUCTION PROCESS 0.015091086955139 0.38234989063002 1317 NADPH-dependent medium chain alcohol dehydrogenase with broad substrate specificity; member of the cinnamyl family of alcohol dehydrogenases; may be involved in fusel alcohol synthesis or in aldehyde tolerance alcohol metabolic process alcohol dehydrogenase (NADP+) activity cellular_component YNL299W TRF5 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0150877068663762 0.382456506556917 1318 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 YGR236C SPG1 hom FT MITOCHONDRION 0.015077081125937 0.382791785959614 1319 Protein required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YKR033C_d YKR033C hom 0.0150600694125158 0.383328939933221 1320 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 YPL235W RVB2 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0150488484497103 0.384251886576827 1321 ATP-dependent DNA helicase, also known as reptin; member of the AAA+ and RuvB protein families, similar to Rvb1p; conserved component of multiple complexes including the INO80 complex, the Swr1 complex, and the R2TP complex (Rvb1-Rvb2-Tah1-Pih1); involved in multiple processes such as chromatin remodeling, box C/D snoRNP assembly, and RNA polymerase II assembly regulation of transcription from RNA polymerase II promoter|rRNA processing|chromatin remodeling|box C/D snoRNP assembly|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity nuclear telomeric heterochromatin|ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YDL094C_d YDL094C hom 0.0150418413748741 0.383905011816782 1322 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verfied gene PMT5/YDL093W; YDL094C is not essential Unknown Unknown Unknown YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0150255430350583 0.38442054652239 1323 Protein involved in localization of Cdc24p to the site of bud growth; may act as a membrane anchor; localizes to the bud neck and bud tip; potentially phosphorylated by Cdc28p budding cell bud growth molecular_function cellular bud neck|cellular bud tip YPL173W MRPL40 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0149979131899128 0.385295475905309 1324 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YML075C HMG1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0149859884122172 0.386028200204907 1325 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 YPL104W MSD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0149615621970719 0.386448421212206 1326 Mitochondrial aspartyl-tRNA synthetase, required for acylation of aspartyl-tRNA; yeast and bacterial aspartyl-, asparaginyl-, and lysyl-tRNA synthetases contain regions with high sequence similarity, suggesting a common ancestral gene mitochondrial aspartyl-tRNA aminoacylation aspartate-tRNA ligase activity mitochondrion YGR053C_p YGR053C hom 0.0149533774162574 0.386920979403521 1327 Putative protein of unknown function biological_process molecular_function cellular_component YER184C_p YER184C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0149513472221996 0.386843657773697 1328 Putative zinc cluster protein; deletion confers sensitivity to Calcufluor white, and prevents growth on glycerol or lactate as sole carbon source biological_process sequence-specific DNA binding cellular_component YIL138C TPM2 hom FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0149474115238095 0.386897807023611 1329 Minor isoform of tropomyosin; binds to and stabilizes actin cables and filaments, which direct polarized cell growth and the distribution of several organelles; appears to have distinct and also overlapping functions with Tpm1p; TPM2 has a paralog, TPM1, that arose from the whole genome duplication vacuole inheritance|exocytosis|intracellular mRNA localization|budding cell apical bud growth|budding cell isotropic bud growth|mitochondrion inheritance|actin polymerization or depolymerization|vesicle-mediated transport|actin filament organization|establishment of cell polarity|actin filament bundle assembly actin lateral binding cellular bud neck contractile ring|actin filament bundle YAL004W_d YAL004W hom 0.0149393831849691 0.387578315059421 1330 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 YOR206W NOC2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0149252930785148 0.387955241316495 1331 Protein that forms a nucleolar complex with Mak21p that binds to 90S and 66S pre-ribosomes, as well as a nuclear complex with Noc3p that binds to 66S pre-ribosomes; both complexes mediate intranuclear transport of ribosomal precursors ribosomal subunit export from nucleus|ribosome assembly molecular_function mitochondrion|nucleus|Noc2p-Noc3p complex|Noc1p-Noc2p complex YJL055W_p YJL055W hom FT NUCLEUS 0.0149174805344347 0.388274631174326 1332 Putative protein of unknown function, proposed to be involved in the metabolism of purine and pyrimidine base analogues; deletion mutants are sensitive to HAP and AHA; overexpression confers resistance to 5-FOA and 5-FU response to chemical stimulus|response to purine-containing compound molecular_function nucleus|cytoplasm YMR172C-A_d YMR172C-A hom 0.0148844163795406 0.389256348149769 1333 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL054W_p YIL054W hom 0.014869430486248 0.389379978668813 1334 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YGR153W_p YGR153W hom 0.0148442486181352 0.39025433186545 1335 Putative protein of unknown function biological_process molecular_function cellular_component YMR252C_p YMR252C hom FT MITOCHONDRION 0.0148384073259852 0.390440878192644 1336 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YMR252C is not an essential gene biological_process molecular_function mitochondrion YBL070C_d YBL070C hom 0.0148369619431249 0.390416316134248 1337 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0148296020159562 0.390651464491043 1338 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 YNL122C_p YNL122C hom FT TRANSLATION|MITOCHONDRION 0.0148235125283336 0.391058281508569 1339 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL122C is not an essential gene biological_process molecular_function mitochondrion YBR017C KAP104 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SITE OF POLARIZED GROWTH 0.0148115908315266 0.391227281282987 1340 Transportin or cytosolic karyopherin beta 2; functions in the rg-nuclear localization signal-mediated nuclear import/reimport of mRNA-binding proteins Nab2p and Hrp1p; regulates asymmetric protein synthesis in daughter cells during mitosis protein import into nucleus|cell cycle|mRNA-binding (hnRNP) protein import into nucleus|transcription factor import into nucleus nuclear localization sequence binding cytosol|integral to membrane|cellular bud neck|cellular bud tip YJL174W KRE9 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0148056941605435 0.391415909466596 1341 Glycoprotein involved in cell wall beta-glucan assembly; null mutation leads to severe growth defects, aberrant multibudded morphology, and mating defects (1->6)-beta-D-glucan metabolic process|fungal-type cell wall organization molecular_function extracellular region YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0147996079962624 0.391964254002314 1342 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 YDR110W FOB1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.014785746341461 0.392054427792463 1343 Nucleolar protein that binds the rDNA replication fork barrier (RFB) site; required for replication fork blocking, recombinational hotspot activity, condensin recruitment to RFB and rDNA repeat segregation; related to retroviral integrases extrachromosomal circular DNA accumulation involved in cell aging|negative regulation of DNA replication|rDNA condensation|chromatin silencing at rDNA|replicative cell aging|protein localization to nucleolar rDNA repeats|DNA recombination rDNA spacer replication fork barrier binding nucleolus|rDNA heterochromatin YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0147553605049591 0.393028273990503 1344 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 YPL261C_d YPL261C hom 0.0146802012097415 0.395443366292216 1345 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YPL260W Unknown Unknown Unknown YOL009C MDM12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0146681975998222 0.395829906555402 1346 Mitochondrial outer membrane protein, required for transmission of mitochondria to daughter cells; component of the ERMES complex that links the ER to mitochondria; may influence import and assembly of outer membrane beta-barrel proteins mitochondrion inheritance|mitochondrion organization|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrion|ERMES complex YKL148C SDH1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0146561134923745 0.396219269343777 1347 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 YJL123C MTC1 hom FT GOLGI APPARATUS 0.0146494356905176 0.396434534345562 1348 Protein of unknown function that may interact with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to COPI-coated vesicles (early Golgi); mtc1 is synthetically lethal with cdc13-1 biological_process molecular_function COPI-coated vesicle|ribosome|Golgi apparatus|cytoplasm YDL113C ATG20 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0146433203283532 0.396631730482342 1349 Sorting nexin family member required for the cytoplasm-to-vacuole targeting (Cvt) pathway and for endosomal sorting; has a Phox homology domain that binds phosphatidylinositol-3-phosphate; interacts with Snx4p; potential Cdc28p substrate mitochondrion degradation|early endosome to Golgi transport|macroautophagy|CVT pathway phosphatidylinositol-3-phosphate binding endosome|pre-autophagosomal structure|extrinsic to membrane YLL054C_p YLL054C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.014549249472125 0.399672592217117 1350 Putative protein of unknown function with similarity to Pip2p, an oleate-specific transcriptional activator of peroxisome proliferation; YLL054C is not an essential gene biological_process sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity cellular_component YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0145196542606294 0.400632154901866 1351 Putative flavin-dependent monooxygenase; involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes; human COX6 can rescue a yeast cox6 mutant and is implicated in steroid-resistant nephrotic syndrome (SRNS) ubiquinone biosynthetic process N,N-dimethylaniline monooxygenase activity mitochondrion|mitochondrial inner membrane YIL062C ARC15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0145031516782663 0.401167816835815 1352 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 YML015C TAF11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0144943725163048 0.401523226802935 1353 TFIID subunit (40 kDa), involved in RNA polymerase II transcription initiation, similar to histone H3 with atypical histone fold motif of Spt3-like transcription factors RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly transcription factor TFIID complex YDR149C_d YDR149C hom 0.0144898081745467 0.401601251489545 1354 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps the verified gene NUM1; null mutation blocks anaerobic growth Unknown Unknown Unknown YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0144854328248255 0.401743436332521 1355 Meiosis-specific protein that localizes to chromosomes, preventing synapsis between nonhomologous chromosomes and ensuring synapsis between homologs; complexes with Mnd1p to promote homolog pairing and meiotic double-strand break repair synapsis|reciprocal meiotic recombination protein binding|double-stranded DNA binding condensed nuclear chromosome YDR424C DYN2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0144819219490445 0.401857550374475 1356 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 YGR184C UBR1 hom FT PROTEOLYSIS 0.0144688854506463 0.40305498961083 1357 E3 ubiquitin ligase (N-recognin); forms heterodimer with Rad6p to ubiquitinate substrates in the N-end rule pathway; regulates peptide transport via Cup9p ubiquitination; plays a major role in targeting cytosolic misfolded proteins for degradation; mutation in human UBR1 causes Johansson-Blizzard Syndrome (JBS) regulation of dipeptide transport|ubiquitin-dependent protein catabolic process via the N-end rule pathway|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process|protein polyubiquitination ubiquitin-protein ligase activity proteasome regulatory particle, base subcomplex|cytoplasm YMR186W HSC82 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.0144300995286623 0.403544195263913 1358 Cytoplasmic chaperone of the Hsp90 family; redundant in function and nearly identical with Hsp82p, and together they are essential; expressed constitutively at 10-fold higher basal levels than HSP82 and induced 2-3 fold by heat shock; contains two acid-rich unstructured regions that promote the solubility of chaperone-substrate complexes; HSC82 has a paralog, HSP82, that arose from the whole genome duplication protein folding|proteasome assembly|protein refolding|telomere maintenance|'de novo' protein folding|box C/D snoRNP assembly|response to stress unfolded protein binding|ATPase activity, coupled|ATPase activity mitochondrion|plasma membrane|cytoplasm YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0144018618022351 0.404465018749833 1359 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 YBR110W ALG1 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0144006434978129 0.40450477553055 1360 Mannosyltransferase, involved in asparagine-linked glycosylation in the endoplasmic reticulum (ER); essential for viability, mutation is functionally complemented by human ortholog oligosaccharide-lipid intermediate biosynthetic process|protein N-linked glycosylation beta-1,4-mannosyltransferase activity integral to membrane|endoplasmic reticulum YNL193W_p YNL193W hom 0.0143845486053895 0.405030217509602 1361 Putative protein of unknown function; exhibits a two-hybrid interaction with Yhr151cp in a large-scale analysis biological_process molecular_function cellular_component YML009W-B_d YML009W-B hom 0.0143676890425259 0.40558106045963 1362 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion mutation confers an increase in Ty1 transposition Unknown Unknown Unknown YHR132W-A IGO2 hom FT NUCLEUS 0.0143399520943262 0.406488266909012 1363 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 YML072C TCB3 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0143301046192732 0.406810644245882 1364 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localized to the bud via specific mRNA transport; non-tagged protein detected in a phosphorylated state in mitochondria; C-termini of Tcb1p, Tcb2p and Tcb3p interact biological_process lipid binding mitochondrion|cortical endoplasmic reticulum|cellular bud YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0143201540560042 0.407136551210387 1365 Subunit of an alternative replication factor C complex important for DNA replication and genome integrity; suppresses spontaneous DNA damage; involved in homologous recombination-mediated repair and telomere homeostasis; required for PCNA (Pol30p) unloading during DNA replication negative regulation of DNA recombination|negative regulation of transposition, RNA-mediated|telomere maintenance|double-strand break repair via homologous recombination|DNA-dependent DNA replication|mitotic sister chromatid cohesion chromatin binding Elg1 RFC-like complex|mitochondrion|nucleus|cytoplasm YNL119W NCS2 hom FT RNA PROCESSING 0.0143186713825179 0.407815842137395 1366 Protein required for thiolation of the uridine at the wobble position of Lys(UUU) and Glu(UUC) tRNAs; has a role in urmylation and in invasive and pseudohyphal growth; inhibits replication of Brome mosaic virus in S. cerevisiae tRNA wobble position uridine thiolation|pseudohyphal growth|protein urmylation|invasive growth in response to glucose limitation molecular_function cytosol|cytoplasm YOR233W KIN4 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0143042679101799 0.408007297059601 1367 Serine/threonine protein kinase; inhibits the mitotic exit network (MEN) when the spindle position checkpoint is activated; localized asymmetrically to mother cell cortex, spindle pole body and bud neck; KIN4 has a paralog, FRK1, that arose from the whole genome duplication mitotic cell cycle spindle orientation checkpoint|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cell cortex|spindle pole body|cellular bud neck YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0142865834220684 0.408237225023076 1368 Protein with a possible role in tRNA export; shows similarity to 6-phosphogluconolactonase non-catalytic domains but does not exhibit this enzymatic activity; homologous to Sol3p and Sol4p; SOL2 has a paralog, SOL1, that arose from the whole genome duplication tRNA export from nucleus molecular_function|6-phosphogluconolactonase activity cytosol|cytoplasm YIR012W SQT1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RIBOSOME 0.0142747234231716 0.408626499598522 1369 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 YDR411C DFM1 hom FT SIGNALING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0142466547003922 0.409618561617809 1370 Endoplasmic reticulum (ER) localized protein involved in ER-associated protein degradation (ERAD), ER stress and homeostasis; interacts with components of ERAD-L and ERAD-C and Cdc48p; derlin-like family member similar to Der1p endoplasmic reticulum unfolded protein response|ER-associated protein catabolic process molecular_function Doa10p ubiquitin ligase complex|integral to membrane|endoplasmic reticulum|Hrd1p ubiquitin ligase ERAD-L complex YBR196C-B_p YBR196C-B hom 0.0142218469401238 0.410364722954448 1371 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YJR135W-A TIM8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0142217759635097 0.410367059135948 1372 Mitochondrial intermembrane space protein, forms a complex with Tim13p that delivers a subset of hydrophobic proteins to the TIM22 complex for inner membrane insertion; homolog of human TIMM8A, implicated in Mohr-Tranebjaerg syndrome protein import into mitochondrial inner membrane protein transporter activity mitochondrion|integral to membrane|mitochondrial intermembrane space protein transporter complex YLR092W SUL2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0142118971417642 0.410692295695177 1373 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 YPR002W PDH1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0142015813302477 0.411032082386452 1374 Mitochondrial protein that participates in respiration, induced by diauxic shift; homologous to E. coli PrpD, may take part in the conversion of 2-methylcitrate to 2-methylisocitrate propionate metabolic process|propionate catabolic process, 2-methylcitrate cycle 2-methylcitrate dehydratase activity mitochondrial outer membrane|mitochondrion|cytoplasm YOL059W GPD2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0141952181548472 0.411870730280773 1375 NAD-dependent glycerol 3-phosphate dehydrogenase, homolog of Gpd1p, expression is controlled by an oxygen-independent signaling pathway required to regulate metabolism under anoxic conditions; located in cytosol and mitochondria; constitutively active but is inactivated via phosphorylation by energy-stress responsive kinase SNF1 NADH oxidation|glycerol metabolic process glycerol-3-phosphate dehydrogenase [NAD+] activity cytosol|mitochondrion YNL231C PDR16 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0141839886537888 0.411891238478184 1376 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 YGR282C BGL2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0141719882895377 0.412007756212856 1377 Endo-beta-1,3-glucanase, major protein of the cell wall, involved in cell wall maintenance fungal-type cell wall organization 1,3-beta-glucanosyltransferase activity|glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YKL121W_p DGR2 hom 0.0141677477819813 0.412147676872611 1378 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0141516192121109 0.412680115704313 1379 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 YPR191W QCR2 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0141283336450936 0.413449540772244 1380 Subunit 2 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; phosphorylated; transcription is regulated by Hap1p, Hap2p/Hap3p, and heme mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial crista|mitochondrial respiratory chain complex III YOR386W PHR1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0141103117287728 0.414045621423294 1381 DNA photolyase involved in photoreactivation, repairs pyrimidine dimers in the presence of visible light; induced by DNA damage; regulated by transcriptional repressor Rph1p photoreactive repair mRNA binding|deoxyribodipyrimidine photo-lyase activity mitochondrion|nucleus YIR044C YIR044C hom 0.0140403063751909 0.416365887792251 1382 Possible pseudogene in strain S288C; YIR044C and the adjacent ORF, YIR043C, together may encode a non-functional member of the conserved, often subtelomerically-encoded Cos protein family biological_process molecular_function cellular_component YLR344W RPL26A hom FT TRANSLATION|RIBOSOME 0.0140388517002377 0.416414182921075 1383 Ribosomal 60S subunit protein L26A; binds to 5.8S rRNA; homologous to mammalian ribosomal protein L26 and bacterial L24; RPL26A has a paralog, RPL26B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YGL131C SNT2 hom FT NUCLEUS|CHROMOSOME 0.014034805301174 0.416548540524994 1384 DNA binding protein with similarity to the S. pombe Snt2 protein; RING finger ubiquitin ligase (E3) involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p; null mutant sensitive to hydroxyurea (HU); computational analysis suggests that Snt2p is a transcription factor with a role in regulation of expression of genes encoding amine transporters; relocalizes from nucleus to cytoplasm upon DNA replication stress biological_process DNA binding nucleus|Snt2C complex|cytoplasm YOR082C_d YOR082C hom 0.0140345623730868 0.416556607580776 1385 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene YOR083W Unknown Unknown Unknown YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.013943629245955 0.419582744210281 1386 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 YGL205W POX1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0139396598599226 0.419992795076969 1387 Fatty-acyl coenzyme A oxidase, involved in the fatty acid beta-oxidation pathway; localized to the peroxisomal matrix fatty acid beta-oxidation using acyl-CoA oxidase|fatty acid beta-oxidation acyl-CoA oxidase activity peroxisomal matrix YGR014W MSB2 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0139246497912631 0.420215981511569 1388 Mucin family member involved in signaling; functions in the Cdc42p- and MAP kinase-dependent filamentous growth signaling pathway; is processed into secreted and cell-associated forms by the aspartyl protease, Yps1p; also functions as an osmosensor in parallel to the Sho1p-mediated pathway; potential Cdc28p substrate signal transduction involved in filamentous growth|osmosensory signaling pathway via Sho1 osmosensor|establishment of cell polarity|hyperosmotic response|response to osmotic stress osmosensor activity site of polarized growth|integral to plasma membrane YGR147C NAT2 het FT MITOCHONDRION 0.0139078513945219 0.420776917079794 1389 Protein with an apparent role in acetylation of N-terminal methionine residues N-terminal peptidyl-methionine acetylation molecular_function mitochondrion YDR194W-A_p YDR194W-A hom 0.0138994301385011 0.421405053798905 1390 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR286C BIO2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0138916272217728 0.421735184030489 1391 Biotin synthase, catalyzes the conversion of dethiobiotin to biotin, which is the last step of the biotin biosynthesis pathway; complements E. coli bioB mutant biotin biosynthetic process biotin synthase activity mitochondrion YMR093W UTP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0138820713616413 0.422401736411363 1392 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|90S preribosome YMR245W_d YMR245W hom 0.0138793381351091 0.421730042998888 1393 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL100W PKH2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.01387392472406 0.421911142427856 1394 Serine/threonine protein kinase involved in sphingolipid-mediated signaling pathway that controls endocytosis; activates Ypk1p and Ykr2p, components of signaling cascade required for maintenance of cell wall integrity; redundant with Pkh1p regulation of nuclear-transcribed mRNA poly(A) tail shortening|protein phosphorylation|MAPK cascade involved in cell wall biogenesis|cytoplasmic mRNA processing body assembly protein kinase activity cell cortex|eisosome|nucleus YOR049C RSB1 hom FT MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0138639232454591 0.422245850225171 1395 Suppressor of sphingoid long chain base (LCB) sensitivity of an LCB-lyase mutation; putative integral membrane transporter or flippase that may transport LCBs from the cytoplasmic side toward the extracytoplasmic side of the membrane phospholipid translocation|fatty acid transport phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane YLR460C_p YLR460C hom FT OXIDATION-REDUCTION PROCESS 0.0138602432600303 0.422369043131816 1396 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 YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0138443722383559 0.422900589973718 1397 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 YFR020W_p YFR020W hom 0.0138225701627476 0.423700598163002 1398 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YLR262C YPT6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|GOLGI APPARATUS|PLASMA MEMBRANE 0.0138152629380734 0.424638320355877 1399 Rab family GTPase, Ras-like GTP binding protein involved in the secretory pathway, required for fusion of endosome-derived vesicles with the late Golgi, maturation of the vacuolar carboxypeptidase Y; has similarity to the human GTPase, Rab6 intracellular protein transport|retrograde transport, endosome to Golgi GTPase activity Golgi apparatus YHR062C RPP1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0138091853256808 0.426162592844468 1400 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 YDL035C GPR1 hom FT SIGNALING|PLASMA MEMBRANE 0.0138080299174875 0.424119228439352 1401 Plasma membrane G protein coupled receptor (GPCR) that interacts with the heterotrimeric G protein alpha subunit, Gpa2p, and with Plc1p; sensor that integrates nutritional signals with the modulation of cell fate via PKA and cAMP synthesis replicative cell aging|G-protein coupled receptor signaling pathway|sucrose mediated signaling|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|invasive growth in response to glucose limitation|detection of glucose|detection of sucrose stimulus G-protein coupled receptor activity|glucose binding integral to membrane|plasma membrane YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.0138002308658169 0.425003903344758 1402 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 YGR090W UTP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0137834500924198 0.425151992130268 1403 Component of the small-subunit processome; required for nuclear export of tRNAs; may facilitate binding of Utp8p to aminoacylated tRNAs and their delivery to Los1p for export; conserved from yeast to mammals maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|UTP-C complex|90S preribosome|CURI complex YMR299C DYN3 hom FT CYTOSKELETON 0.0137740055559933 0.42526199879709 1404 Dynein light intermediate chain (LIC); localizes with dynein, null mutant is defective in nuclear migration nuclear migration along microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YER020W GPA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0137201135117916 0.427075734878966 1405 Nucleotide binding alpha subunit of the heterotrimeric G protein that interacts with the receptor Gpr1p, has signaling role in response to nutrients; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery adenylate cyclase-activating G-protein coupled receptor signaling pathway|ascospore formation|replicative cell aging|signal transduction|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|regulation of cell size GTPase activity mitochondrion|plasma membrane YHL016C DUR3 hom FT PLASMA MEMBRANE 0.0137176584961721 0.427158465560586 1406 Plasma membrane transporter for both urea and polyamines, expression is highly sensitive to nitrogen catabolite repression and induced by allophanate, the last intermediate of the allantoin degradative pathway urea transport|spermidine transport|putrescine transport|urea catabolic process urea transmembrane transporter activity|spermidine transmembrane transporter activity|putrescine transmembrane transporter activity integral to membrane|plasma membrane YBR197C YBR197C hom FT NUCLEUS 0.0136548576979579 0.42927793815511 1407 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR197C is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress; YBR197C has a paralog, YPL077C, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YGL001C ERG26 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0136506503096148 0.429420151899303 1408 C-3 sterol dehydrogenase, catalyzes the second of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis ergosterol biosynthetic process C-3 sterol dehydrogenase (C-4 sterol decarboxylase) activity endoplasmic reticulum|endoplasmic reticulum membrane YBL107C MIC23 hom 0.0136462036571094 0.429570482740715 1409 Mitochondrial intermembrane space protein of unknown function; imported via the MIA import machinery; contains an unusual twin cysteine motif (CX13C CX14C) biological_process molecular_function cytoplasm YHR086W-A_p YHR086W-A hom 0.0136245804548134 0.430301947787893 1410 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNR025C_d YNR025C hom 0.0136229200348491 0.43042695790303 1411 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion reduces expression of PIS1 gene encoding phosphatidylinositol synthase Unknown Unknown Unknown YKL145W RPT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0136120876700012 0.430724880209624 1412 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 YER164W CHD1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.013598685305015 0.431178873611603 1413 Chromatin remodeler that regulates various aspects of transcription; acts in in conjunction with Isw1b to regulate chromatin structure and maintain chromatin integrity during transcription elongation by RNAP II by preventing trans-histone exchange over coding regions; contains a chromo domain, a helicase domain and a DNA-binding domain; component of both the SAGA and SLIK complexes termination of RNA polymerase I transcription|ATP-dependent chromatin remodeling|nucleosome positioning|negative regulation of histone H3-K14 acetylation|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|regulation of transcriptional start site selection at RNA polymerase II promoter|nucleosome mobilization|Unknown|transcription elongation from RNA polymerase II promoter chromatin DNA binding|DNA-dependent ATPase activity|methylated histone residue binding|DNA binding|rDNA binding nuclear chromatin|SLIK (SAGA-like) complex|mitochondrion|SAGA complex|nucleolar chromatin YNL022C_p YNL022C hom FT NUCLEUS 0.0135950835254621 0.431300928015284 1414 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 YIL074C SER33 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0135948890363701 0.431307519285494 1415 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 YLR384C IKI3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0135625443422759 0.432404498656469 1416 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; maintains structural integrity of Elongator; homolog of human IKAP, mutations in which cause familial dysautonomia (FD) regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YDL026W_d YDL026W hom 0.0135490430628854 0.433068933092871 1417 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0135354054408777 0.433326166713072 1418 Third-largest subunit of DNA polymerase II (DNA polymerase epsilon); required to maintain fidelity of chromosomal replication and also for inheritance of telomeric silencing; stabilizes the interaction of Pol epsilon with primer-template DNA, positively affecting the processivity of the polymerase and exonuclease activities of Pol epsilon; mRNA abundance peaks at the G1/S boundary of the cell cycle; DPB3 has a paralog, DLS1, that arose from the whole genome duplication DNA-dependent DNA replication|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity epsilon DNA polymerase complex YCL011C GBP2 hom FT RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0135309551303674 0.43368336390702 1419 Poly(A+) RNA-binding protein; involved in the export of mRNAs from the nucleus to the cytoplasm; similar to Npl3p; also binds single-stranded telomeric repeat sequence in vitro; GBP2 has a paralog, HRB1, that arose from the whole genome duplication poly(A)+ mRNA export from nucleus|telomere maintenance RNA binding|telomeric DNA binding nucleus|cytoplasmic stress granule YPR012W_d YPR012W hom 0.0134662560996361 0.435816712481834 1420 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPR012W is not an essential gene Unknown Unknown Unknown YOL064C MET22 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0134637004669652 0.435766807009562 1421 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 YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0134599409882633 0.43610051656633 1422 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 YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0134539640843725 0.436647127014287 1423 Glucokinase; catalyzes the phosphorylation of glucose at C6 in the first irreversible step of glucose metabolism; one of three glucose phosphorylating enzymes; expression regulated by non-fermentable carbon sources; GLK1 has a paralog, EMI2, that arose from the whole genome duplication glucose import|mannose metabolic process|glycolysis|glucose metabolic process glucokinase activity cytosol|plasma membrane YJR144W MGM101 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.0134529836240618 0.436337745508107 1424 Protein with a role in mitochondrial DNA recombinational repair;also involved in interstrand cross-link repair; binds to and catalyzes the annealing of single-stranded mtDNA; oligomerizes to form rings and filaments; related to Rad52-type recombination proteins, with limited overall similarity but sharing conserved functionally important residues; component of the mitochondrial nucleoid, required for the repair of oxidative mtDNA damage DNA repair|recombinational repair|DNA strand renaturation molecular_function mitochondrial nucleoid|mitochondrion YHR039C MSC7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0134511760919124 0.436605014246148 1425 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 YML060W OGG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0134379489919086 0.436645246619642 1426 Mitochondrial glycosylase/lyase that specifically excises 7,8-dihydro-8-oxoguanine residues located opposite cytosine or thymine residues in DNA, repairs oxidative damage to mitochondrial DNA, contributes to UVA resistance DNA repair|base-excision repair, AP site formation oxidized purine nucleobase lesion DNA N-glycosylase activity mitochondrion YPL197C_d YPL197C hom 0.013428228373156 0.437387926357067 1427 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 YBL075C SSA3 hom FT PROTEIN LOCALIZATION 0.0133819032356213 0.438560611521672 1428 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 YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.0133424261711394 0.439912633435262 1429 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 YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0133069428768807 0.441129913026966 1430 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 YJL030W MAD2 hom FT CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|NUCLEAR PORE|KINETOCHORE 0.0132940842791052 0.441571512087072 1431 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 YDR297W SUR2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0132850078960025 0.441883371936737 1432 Sphinganine C4-hydroxylase, catalyses the conversion of sphinganine to phytosphingosine in sphingolipid biosyntheis sphingolipid metabolic process sphingosine hydroxylase activity integral to membrane|endoplasmic reticulum membrane YCL051W LRE1 hom FT CELL WALL ORG/BIOGENESIS 0.013277665248124 0.442135753723062 1433 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 YIL116W HIS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0132726841230461 0.442579545329013 1434 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 YGL099W LSG1 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|SITE OF POLARIZED GROWTH 0.0132725218685401 0.442312591267244 1435 Putative GTPase involved in 60S ribosomal subunit biogenesis; required for the release of Nmd3p from 60S subunits in the cytoplasm conjugation with cellular fusion|ribosomal large subunit assembly|ribosomal subunit export from nucleus|ascospore formation GTPase activity mating projection tip|cytoplasm YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0132701942626812 0.442392631338766 1436 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 YOR324C FRT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0132687765518621 0.442441386638533 1437 Tail-anchored ER membrane protein of unknown function; substrate of the phosphatase calcineurin; interacts with homolog Frt2p; promotes cell growth in stress conditions, possibly via a role in posttranslational translocation; FRT1 has a paralog, FRT2, that arose from the whole genome duplication response to stress molecular_function endoplasmic reticulum YHR200W RPN10 hom FT PROTEOLYSIS 0.0132213060228378 0.444075678463889 1438 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 YAL011W SWC3 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0132102034429247 0.444458409038213 1439 Protein of unknown function, component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for formation of nuclear-associated array of smooth endoplasmic reticulum known as karmellae endoplasmic reticulum organization|chromatin remodeling|histone exchange molecular_function mitochondrion|Swr1 complex|nucleus 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 0.0131972479895037 0.444905250041732 1440 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 YER015W FAA2 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0131906203161976 0.445133941265925 1441 Medium chain fatty acyl-CoA synthetase, activates imported fatty acids; accepts a wide range of fatty acid chain lengths with a preference for medium chains, C9:0-C13:0; localized to the peroxisome long-chain fatty acid metabolic process long-chain fatty acid-CoA ligase activity|very long-chain fatty acid-CoA ligase activity|medium-chain fatty acid-CoA ligase activity mitochondrion|peroxisome YCR046C IMG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0131718897017145 0.446120244415198 1442 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 YDR493W MZM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0131607589761066 0.446165152435641 1443 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 YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0131538620921877 0.44660713171249 1444 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 YLR167W RPS31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.0131284880641423 0.447281101271527 1445 Fusion protein cleaved to yield ribosomal protein S31 and ubiquitin; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; interacts genetically with translation factor eIF2B; homologous to mammalian ribosomal protein S27A, no bacterial homolog cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, LSU-rRNA,5S)|ribosomal small subunit assembly|ribosome biogenesis structural constituent of ribosome|protein tag cytosolic small ribosomal subunit|cytoplasm YPL184C MRN1 hom FT TRANSLATION 0.013117729536636 0.447653490371688 1446 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 YMR265C_p YMR265C hom 0.0131058414866723 0.448065180845574 1447 Putative protein of unknown function biological_process molecular_function cellular_component YGR161C_p RTS3 hom FT NUCLEUS 0.0130587737531874 0.449697274400385 1448 Putative component of the protein phosphatase type 2A complex biological_process molecular_function nucleus|cytoplasm YER083C GET2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0130578440999266 0.449729544411486 1449 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 YGR168C_p YGR168C hom 0.0130550050640765 0.449828100801297 1450 Putative protein of unknown function; YGR168C is not an essential gene biological_process molecular_function integral to membrane YFR048W RMD8 hom FT CELL CYCLE 0.013051623863812 0.450013124955616 1451 Cytosolic protein required for sporulation biological_process molecular_function cytoplasm YKR025W RPC37 het FT NUCLEUS 0.0130472978489936 0.450163337534136 1452 RNA polymerase III subunit C37 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPL118W MRP51 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0130335496366626 0.45064090635617 1453 Mitochondrial ribosomal protein of the small subunit; MRP51 exhibits genetic interactions with mutations in the COX2 and COX3 mRNA 5'-untranslated leader sequences mitochondrial translational initiation|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YCR043C_p YCR043C hom FT GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0130168818394833 0.451152723511129 1454 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 YDL216C RRI1 hom FT SIGNALING|PROTEOLYSIS|NUCLEUS 0.0130167269153548 0.451563664645501 1455 Catalytic subunit of the COP9 signalosome (CSN) complex that acts as an isopeptidase in cleaving the ubiquitin-like protein Nedd8 from SCF ubiquitin ligases; metalloendopeptidase involved in the adaptation to pheromone signaling adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation metalloendopeptidase activity signalosome YDR181C SAS4 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0130140958973552 0.451249609791045 1456 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 YMR085W_p YMR085W hom FT CARBOHYDRATE METABOLISM 0.0130055036908726 0.451751123664646 1457 Putative protein of unknown function; YMR085W and adjacent ORF YMR084W are merged in related strains, and together are paralogous to glutamine-fructose-6-phosphate amidotransferase GFA1 biological_process molecular_function cellular_component YBR037C SCO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0129994809757429 0.451758063419252 1458 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 YOR225W_d YOR225W hom 0.0129941866984834 0.45194233137806 1459 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL140C RPO21 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0129900098182173 0.452087738167933 1460 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 YOL134C_d YOL134C het 0.0129729603910485 0.45268154193394 1461 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps HRT1, a verified gene that encodes an SCF ubiquitin ligase subunit Unknown Unknown Unknown YHR163W SOL3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0129210943161435 0.45644977902215 1462 6-phosphogluconolactonase; catalyzes the second step of the pentose phosphate pathway; weak multicopy suppressor of los1-1 mutation; homologous to Sol2p and Sol1p; SOL3 has a paralog, SOL4, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch 6-phosphogluconolactonase activity nucleus|cytoplasm YGL116W CDC20 het FF|FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0129184738029883 0.45458217033463 1463 Activator of anaphase-promoting complex/cyclosome (APC/C); APC/C is required for metaphase/anaphase transition; directs ubiquitination of mitotic cyclins, Pds1p, and other anaphase inhibitors; cell-cycle regulated; potential Cdc28p substrate; relative distribution to the nucleus increases upon DNA replication stress spindle checkpoint|activation of mitotic anaphase-promoting complex activity|meiotic anaphase I|positive regulation of protein catabolic process|activation of anaphase-promoting complex activity involved in meiotic cell cycle|positive regulation of mitotic metaphase/anaphase transition|cyclin catabolic process anaphase-promoting complex binding|ubiquitin-protein ligase activator activity mitotic checkpoint complex|anaphase-promoting complex YPR115W RGC1 hom FT CELL CYCLE 0.0129175465839417 0.454614552899526 1464 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 YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0129046025370294 0.455470772512302 1465 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 YER103W SSA4 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0129005243462052 0.455209275080863 1466 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 YOR097C_p YOR097C hom 0.0128986343330945 0.455342619174268 1467 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 YOR318C_d YOR318C hom 0.0128767899493947 0.456106470117869 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 YCR010C ADY2 hom FT CELL CYCLE|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0128687781082863 0.456386807351671 1469 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 YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.0128518529176637 0.456912168856721 1470 Conserved NADPH oxidoreductase containing flavin mononucleotide (FMN); responsible for geraniol reduction into citronellol during fermentation; homologous to Oye3p with different ligand binding and catalytic properties; may be involved in sterol metabolism, oxidative stress response, and programmed cell death; protein abundance increases in response to DNA replication stress apoptotic process NADPH dehydrogenase activity mitochondrion|nucleus|cytoplasm YOR114W_p YOR114W hom 0.012849458633964 0.456996031185201 1471 Putative protein of unknown function; null mutant is viable biological_process molecular_function cellular_component YHR121W LSM12 hom FT NUCLEUS 0.0128452838769218 0.457142277154608 1472 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 YER134C YER134C hom FT NUCLEUS 0.0128401253444689 0.457323022060256 1473 Magnesium-dependent acid phosphatase, member of the haloacid dehalogenase superfamily; non-essential gene biological_process acid phosphatase activity nucleus|cytoplasm YER048C CAJ1 hom FT NUCLEUS 0.012819948955696 0.458030348455014 1474 Nuclear type II J heat shock protein of the E. coli dnaJ family, contains a leucine zipper-like motif, binds to non-native substrates for presentation to Ssa3p, may function during protein translocation, assembly and disassembly protein folding chaperone binding nucleus YPL102C_d YPL102C hom 0.0127630189312121 0.460029456126441 1475 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation enhances replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene ELP4 Unknown Unknown Unknown YOR323C PRO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0127568873686702 0.461318132111198 1476 Gamma-glutamyl phosphate reductase, catalyzes the second step in proline biosynthesis proline biosynthetic process glutamate-5-semialdehyde dehydrogenase activity nucleus|cytoplasm YJL005W CYR1 het FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0127521435292321 0.460411902222972 1477 Adenylate cyclase, required for cAMP production and cAMP-dependent protein kinase signaling; the cAMP pathway controls a variety of cellular processes, including metabolism, cell cycle, stress response, stationary phase, and sporulation adenylate cyclase-modulating G-protein coupled receptor signaling pathway|Ras protein signal transduction adenylate cyclase activity mitochondrion|plasma membrane YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.012747974036303 0.460893377714797 1478 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 YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0127468845526086 0.460998698638498 1479 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKR047W_d YKR047W hom 0.0127442307194922 0.460690277020189 1480 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NAP1 Unknown Unknown Unknown YNL265C IST1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0127302548218312 0.461182182624351 1481 Protein with a positive role in the multivesicular body sorting pathway; functions and forms a complex with Did2p; recruitment to endosomes is mediated by the Vps2p-Vps24p subcomplex of ESCRT-III; also interacts with Vps4p late endosome to vacuole transport via multivesicular body sorting pathway molecular_function endosome|cytoplasm YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0127232206448534 0.461764379538338 1482 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 YDR270W CCC2 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0127139045544211 0.461758030410723 1483 Cu(+2)-transporting P-type ATPase; required for export of copper from the cytosol into an extracytosolic compartment; has similarity to human proteins involved in Menkes and Wilsons diseases; protein abundance increases in response to DNA replication stress; affects TBSV model (+)RNA virus replication by regulating copper metabolism cellular iron ion homeostasis|copper ion export|transmembrane transport copper ion binding|cation-transporting ATPase activity integral to membrane|trans-Golgi network transport vesicle membrane YGR219W_d YGR219W hom 0.0126821770601554 0.462943371334509 1484 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MRPL9/YGR220C Unknown Unknown Unknown YOR020C HSP10 het FT MITOCHONDRION 0.0126811996570102 0.462911082949096 1485 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 YHR013C ARD1 hom FT CHROMATIN ORGANIZATION|RIBOSOME 0.0126479559344769 0.464084775177142 1486 Subunit of protein N-terminal acetyltransferase NatA; NatA is comprised of Nat1p, Ard1p, and Nat5p; acetylates many proteins and thus affects telomeric silencing, cell cycle, heat-shock resistance, mating, and sporulation; human Ard1p levels are elevated in cancer cells; protein abundance increases in response to DNA replication stress histone acetylation|N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity cytosolic ribosome|NatA complex YBR136W MEC1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION 0.0126198501140667 0.46507836078384 1487 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 YCR037C PHO87 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0126096602811533 0.465438879441509 1488 Low-affinity inorganic phosphate (Pi) transporter; involved in activation of PHO pathway; expression is independent of Pi concentration and Pho4p activity; contains 12 membrane-spanning segments; PHO87 has a paralog, PHO90, that arose from the whole genome duplication phosphate ion transport|transmembrane transport inorganic phosphate transmembrane transporter activity integral to membrane|membrane YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0125906963865586 0.466110239570961 1489 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 YLR244C MAP1 hom FT PROTEOLYSIS|RIBOSOME 0.0125902571759592 0.467259144663224 1490 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 YML110C COQ5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0125845688390177 0.466327281954968 1491 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase, involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase activity mitochondrion|mitochondrial matrix YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0125740955528017 0.466698383507016 1492 Subunit of MRX complex with Mre11p and Xrs2p; complex is involved in processing double-strand DNA breaks in vegetative cells, initiation of meiotic DSBs, telomere maintenance, and nonhomologous end joining; forms nuclear foci upon DNA replication stress base-excision repair|meiotic DNA double-strand break processing|telomere maintenance via recombination|meiosis|meiotic DNA double-strand break formation|double-strand break repair via nonhomologous end joining|telomere maintenance|double-strand break repair via break-induced replication|negative regulation of endodeoxyribonuclease activity double-stranded DNA binding|single-stranded telomeric DNA binding|ATPase activity|double-stranded telomeric DNA binding|G-quadruplex DNA binding|telomeric DNA binding|adenylate kinase activity mitochondrion|nucleus|Mre11 complex YGL186C TPN1 hom FF|FT PLASMA MEMBRANE 0.012567773846221 0.467121975767914 1493 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 YJR122W IBA57 hom FF|FT COFACTOR METABOLISM|MITOCHONDRION 0.0125521411882436 0.468075430645094 1494 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 YGR125W_p YGR125W hom 0.0125243289684119 0.468464006875904 1495 Putative protein of unknown function; deletion mutant has decreased rapamycin resistance but normal wormannin resistance; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function integral to membrane|fungal-type vacuole YPL115C BEM3 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0125083893666783 0.469030294035495 1496 Rho GTPase activating protein (RhoGAP) involved in control of the cytoskeleton organization; targets the essential Rho-GTPase Cdc42p, which controls establishment and maintenance of cell polarity, including bud-site assembly negative regulation of Rho protein signal transduction|establishment of cell polarity Rho GTPase activator activity|phosphatidylinositol-3-phosphate binding cell cortex|incipient cellular bud site|mating projection tip|cytoplasm|cellular bud tip YCL057C-A MOS1 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0124810389228683 0.470002856195962 1497 Mitochondrial protein essential for proper inner membrane organization; conserved component of the mitochondrial inner membrane organizing system (MICOS, MINOS, or MitOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture; ortholog of human MINOS1 cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YLR010C TEN1 het FT NUCLEUS|CHROMOSOME 0.0124651257551593 0.470569229115118 1498 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 YER186C_p YER186C hom 0.0124393764087696 0.471486483276538 1499 Putative protein of unknown function biological_process molecular_function cellular_component YLL045C RPL8B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.012421699947565 0.472116731718288 1500 Ribosomal 60S subunit protein L8B; mutation results in decreased amounts of free 60S subunits; homologous to mammalian ribosomal protein L7A, no bacterial homolog; RPL8B has a paralog, RPL8A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL254W HFI1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0124153580254109 0.472342963919553 1501 Adaptor protein required for structural integrity of the SAGA complex, a histone acetyltransferase-coactivator complex that is involved in global regulation of gene expression through acetylation and transcription functions histone acetylation|chromatin modification|transcription from RNA polymerase II promoter transcription coactivator activity|transcription cofactor activity SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YMR127C SAS2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0124046936436192 0.472723523582111 1502 Histone acetyltransferase (HAT) catalytic subunit of the SAS complex (Sas2p-Sas4p-Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; member of the MYSTacetyltransferase family histone acetylation|histone exchange|chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YNL255C GIS2 hom FT TRANSLATION|RIBOSOME 0.0123741485483535 0.473814461879747 1503 Translational activator for mRNAs with internal ribosome entry sites; associates with polysomes and binds to a specific subset of mRNAs; localizes to RNA processing bodies (P bodies) and to stress granules; may have a role in translation regulation under stress conditions; ortholog of human ZNF9/CNBP, a gene involved in myotonic dystrophy type 2 positive regulation of translation mRNA binding|translation regulator activity|single-stranded DNA binding polysomal ribosome|cytoplasm YGR061C ADE6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0123496323947473 0.474691072381467 1504 Formylglycinamidine-ribonucleotide (FGAM)-synthetase, catalyzes a step in the 'de novo' purine nucleotide biosynthetic pathway 'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process phosphoribosylformylglycinamidine synthase activity cytoplasm YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0123444847233046 0.474875247826224 1505 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 YBR134W_d YBR134W hom 0.0123251554119998 0.475567169578217 1506 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL215W CBP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0123224108963848 0.47566545843152 1507 Mitochondrial protein required for assembly of cytochrome bc1 complex; forms a complex with Cbp6p that binds to mt ribosomes near the polypeptide tunnel exit and promotes efficient translation of the COB mRNA; Cbp3p-Cbp6p complex also interacts with newly synthesized cytochrome b (Cobp) and Cbp4p to promote assembly of Cobp into the cytochrome bc1 complex positive regulation of mitochondrial translation|mitochondrial respiratory chain complex III assembly ribosome binding integral to mitochondrial membrane|mitochondrion|mitochondrial ribosome YGL027C CWH41 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0122910237349316 0.476790312810032 1508 Processing alpha glucosidase I, ER type II integral membrane N-glycoprotein involved in assembly of cell wall beta 1,6 glucan and asparagine-linked protein glycosylation; also involved in ER protein quality control and sensing of ER stress fungal-type cell wall biogenesis|protein N-linked glycosylation mannosyl-oligosaccharide glucosidase activity endoplasmic reticulum membrane YNL056W OCA2 hom 0.0122367557548874 0.478738601163233 1509 Putative protein with similarity to predicted tyrosine phosphatases Oca1p and Siw14p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YNL056W is not an essential gene biological_process molecular_function cytoplasm YGL026C TRP5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.012231589796359 0.478924291834813 1510 Tryptophan synthase, catalyzes the last step of tryptophan biosynthesis; regulated by the general control system of amino acid biosynthesis tryptophan biosynthetic process tryptophan synthase activity nucleus|cytoplasm YDR113C PDS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0122289196773492 0.479282829523177 1511 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 YBR095C RXT2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0122182958908319 0.479730397853508 1512 Subunit of the histone deacetylase Rpd3L complex; possibly involved in cell fusion and invasive growth conjugation with cellular fusion|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|invasive growth in response to glucose limitation histone deacetylase activity Rpd3L-Expanded complex|nucleus|Rpd3L complex YLL008W DRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.012213206775518 0.479585389293438 1513 Nucleolar DEAD-box protein required for ribosome assembly and function, including synthesis of 60S ribosomal subunits; constituent of 66S pre-ribosomal particles ribosomal large subunit assembly|rRNA processing ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YOR027W STI1 hom 0.0122101657189482 0.479694800923597 1514 Hsp90 cochaperone, interacts with the Ssa group of the cytosolic Hsp70 chaperones and activates Ssa1p ATPase activity; interacts with Hsp90 chaperones and inhibits their ATPase activity; homolog of mammalian Hop protein folding Hsp70 protein binding|Hsp90 protein binding|mRNA binding|ATPase inhibitor activity cytoplasm YBL069W AST1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0121993338670335 0.480084621612322 1515 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 YER087C-A_d YER087C-A hom 0.0121877270301788 0.480502524281622 1516 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 YGR063C SPT4 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0121415182753685 0.482168227461961 1517 Component of the universally conserved Spt4/5 complex (DSIF complex); the complex has multiple roles in concert with RNA polymerases I and II, including regulation of transcription elongation, RNA processing, quality control, and transcription-coupled DNA repair; Spt4p also localizes to kinetochores and heterochromatin and affects chromosome dynamics and silencing; required for transcription through lengthy trinucleotide repeats in ORFs or non-protein coding regions 7-methylguanosine mRNA capping|chromosome segregation|chromatin organization|intracellular mRNA localization|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription, DNA-dependent|regulation of transcription-coupled nucleotide-excision repair|chromatin silencing|mRNA splicing, via spliceosome|Unknown core RNA polymerase I binding transcription factor activity|core RNA polymerase II binding transcription factor activity|rDNA binding DSIF complex|nuclear telomeric heterochromatin|rDNA heterochromatin|mating-type region heterochromatin|kinetochore YJL120W_d YJL120W hom FF 0.0120891167968871 0.484060952727779 1518 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 YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0120483104463679 0.485537650373985 1519 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 YPL225W YPL225W hom 0.0120445346533798 0.485674411614858 1520 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YKL216W URA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0120291962383136 0.48655567772763 1521 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 YIL150C MCM10 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0120222827792338 0.48648080946542 1522 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 YGL234W ADE5,7 hom FT NUCLEOTIDE METABOLISM 0.0119980284860712 0.487360597452359 1523 Bifunctional enzyme of the 'de novo' purine nucleotide biosynthetic pathway, contains aminoimidazole ribotide synthetase and glycinamide ribotide synthetase activities purine nucleobase metabolic process|purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylamine-glycine ligase activity|phosphoribosylformylglycinamidine cyclo-ligase activity cytoplasm YGR237C_p YGR237C hom 0.0119743649359825 0.488479529153176 1524 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.011960295681061 0.488731003449752 1525 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 YPL208W RKM1 hom FT NUCLEUS 0.011957226095411 0.488907444404425 1526 SET-domain lysine-N-methyltransferase, catalyzes the formation of dimethyllysine residues on the large ribsomal subunit proteins L23a (Rpl23Ap and Rpl23Bp) and L18 (Rps18Ap and Rps18Bp) peptidyl-lysine dimethylation protein-lysine N-methyltransferase activity nucleus|cytoplasm YIL157C COA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0119364997131031 0.489596307948378 1527 Mitochondrial inner membrane protein required for assembly of the cytochrome c oxidase complex (complex IV); interacts with complex IV assembly factor Shy1p during the early stages of assembly mitochondrial respiratory chain complex IV assembly molecular_function integral to mitochondrial membrane|mitochondrion|integral to mitochondrial inner membrane YNR023W SNF12 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0119260684285876 0.490299918767861 1528 73 kDa subunit of the SWI/SNF chromatin remodeling complex involved in transcriptional regulation; homolog of Rsc6p subunit of the RSC chromatin remodeling complex; relocates to the cytosol under hypoxic conditions; deletion mutants are temperature-sensitive positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex YNL130C CPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0119157987342863 0.490349737774597 1529 Cholinephosphotransferase; required for phosphatidylcholine biosynthesis and for inositol-dependent regulation of EPT1 transcription; CPT1 has a paralog, EPT1, that arose from the whole genome duplication CDP-choline pathway diacylglycerol cholinephosphotransferase activity mitochondrial outer membrane|integral to membrane|Golgi apparatus YDR440W DOT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0118752941593337 0.492537482382767 1530 Nucleosomal histone H3-Lys79 methylase; methylation is required for telomeric silencing, meiotic checkpoint control, and DNA damage response meiotic recombination checkpoint|postreplication repair|recombinational repair|global genome nucleotide-excision repair|nucleotide-excision repair|DNA damage checkpoint|chromatin silencing at telomere|histone H3-K79 methylation nucleosomal histone binding|histone methyltransferase activity (H3-K79 specific) nucleus YPL205C_d YPL205C hom 0.0118720329612424 0.491944679898833 1531 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0118595438107796 0.492464915460637 1532 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 YHR124W NDT80 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0118202444449959 0.493835580619456 1533 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 YGR035W-A_p YGR035W-A hom 0.0117664672273842 0.495803200085232 1534 Putative protein of unknown function biological_process molecular_function cellular_component YPR103W PRE2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.011760462530692 0.496023161288551 1535 Beta 5 subunit of the 20S proteasome, responsible for the chymotryptic activity of the proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasome core complex assembly|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YPR035W GLN1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0117487990219716 0.496450562094735 1536 Glutamine synthetase (GS); synthesizes glutamine from glutamate and ammonia; with Glt1p, forms the secondary pathway for glutamate biosynthesis from ammonia; expression regulated by nitrogen source and by amino acid limitation; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nitrogen compound metabolic process|glutamine biosynthetic process glutamate-ammonia ligase activity cytoplasm YDR083W RRP8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0117368934336191 0.496887036098757 1537 Nucleolar S-adenosylmethionine-dependent rRNA methyltransferase; methylates adenine (m1A) of the large subunit (LSU) rRNA at position 645; involved in pre-rRNA cleavage at site A2; mutation is synthetically lethal with a gar1 mutation; deletion disrupts telomere maintenance by influencing the expression of neighboring gene STN1 rRNA processing methyltransferase activity nucleolus YPL096C-A ERI1 hom FT LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0116734043759953 0.499410241299555 1538 Endoplasmic reticulum membrane protein that binds to and inhibits GTP-bound Ras2p at the ER; component of the GPI-GnT complex which catalyzes the first step in GPI-anchor biosynthesis; probable homolog of mammalian PIG-Y protein GPI anchor biosynthetic process|Ras protein signal transduction GTPase inhibitor activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|endoplasmic reticulum membrane YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0116689777725234 0.499444843601836 1539 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 YDL122W UBP1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0116520452441637 0.500708115810826 1540 Ubiquitin-specific protease that removes ubiquitin from ubiquitinated proteins; cleaves at the C terminus of ubiquitin fusions irrespective of their size; capable of cleaving polyubiquitin chains protein deubiquitination ubiquitin-specific protease activity endoplasmic reticulum|cytoplasm YPR124W CTR1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0116275325224516 0.500905890749723 1541 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 YCR020W-B HTL1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0116241486397652 0.501606068227367 1542 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance regulation of cell cycle|nucleosome disassembly|response to DNA damage stimulus|chromatin remodeling|transcription elongation from RNA polymerase II promoter chromatin binding RSC complex YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0116064191114654 0.501683756185193 1543 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 YBL008W-A_p YBL008W-A hom 0.0115985986538872 0.502355154222935 1544 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR271C_d YDR271C hom 0.0115965047353207 0.502049244472565 1545 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CCC2/YDR270W Unknown Unknown Unknown YDL159W-A_p YDL159W-A hom 0.0115919600335304 0.502216829584632 1546 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YGR244C LSC2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0115844445676211 0.502494026009559 1547 Beta subunit of succinyl-CoA ligase, which is a mitochondrial enzyme of the TCA cycle that catalyzes the nucleotide-dependent conversion of succinyl-CoA to succinate tricarboxylic acid cycle|succinyl-CoA metabolic process succinate-CoA ligase (ADP-forming) activity mitochondrion YFL016C MDJ1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0115579225242161 0.503472896746582 1548 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 YPL028W ERG10 het FT LIPID METABOLISM 0.011556081180873 0.503540894055207 1549 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 YDR263C DIN7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0115488910355492 0.504188665002795 1550 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 YBR255W MTC4 hom 0.011542916484402 0.504027182429416 1551 Protein of unknown function, required for normal growth rate at 15 degrees C; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; mtc4 is synthetically sick with cdc13-1 biological_process molecular_function cytoplasm YER086W ILV1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0115257168374126 0.504662890119791 1552 Threonine deaminase, catalyzes the first step in isoleucine biosynthesis; expression is under general amino acid control; ILV1 locus exhibits highly positioned nucleosomes whose organization is independent of known ILV1 regulation threonine catabolic process|isoleucine biosynthetic process L-threonine ammonia-lyase activity mitochondrion YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0114924290472281 0.50595791640645 1553 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 YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0114854300510234 0.506153562399178 1554 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 YPL097W MSY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0114828093300534 0.506250613197968 1555 Mitochondrial tyrosyl-tRNA synthetase mitochondrial tyrosyl-tRNA aminoacylation tyrosine-tRNA ligase activity mitochondrion YIL144W TID3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0114714290757027 0.50667216136447 1556 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 YDR322W MRPL35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0114595586914253 0.509019773303216 1557 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR264C-A_p YLR264C-A hom 0.0114443163085473 0.507677217023132 1558 Putative protein of unknown function biological_process molecular_function cellular_component YDR007W TRP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0114432220010467 0.507717804363192 1559 Phosphoribosylanthranilate isomerase that catalyzes the third step in tryptophan biosynthesis; in 2004, the sequence of TRP1 from strain S228C was updated by changing the previously annotated internal STOP (TAA) to serine (TCA) tryptophan biosynthetic process phosphoribosylanthranilate isomerase activity cytoplasm YBR299W MAL32 hom FT CARBOHYDRATE METABOLISM 0.0114378843132306 0.507915801044486 1560 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL3 complex locus; functional in genomic reference strain S288C; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YKL127W PGM1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0114106083986577 0.508928208235698 1561 Phosphoglucomutase, minor isoform; catalyzes the conversion from glucose-1-phosphate to glucose-6-phosphate, which is a key step in hexose metabolism glucose 6-phosphate metabolic process|galactose catabolic process|glucose 1-phosphate metabolic process|UDP-glucose metabolic process|trehalose biosynthetic process|glycogen biosynthetic process phosphoglucomutase activity cytoplasm YPL125W KAP120 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0114078357104069 0.509031181974007 1562 Karyopherin responsible for the nuclear import of ribosome maturation factor Rfp1p protein import into nucleus|transcription factor import into nucleus protein transporter activity|structural constituent of nuclear pore integral to membrane|nucleus|nuclear pore|cytoplasm YHR113W APE4 hom FT PROTEOLYSIS 0.011387523993867 0.509785863140137 1563 Cytoplasmic aspartyl aminopeptidase that may also function in the vacuole; CVT pathway cargo protein; cleaves unblocked N-terminal acidic amino acids from peptide substrates; forms a 12-subunit homo-oligomer; M18 metalloprotease family proteolysis aminopeptidase activity fungal-type vacuole lumen|ribosome|cytoplasm YBL098W BNA4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0113611786112079 0.510765596207951 1564 Kynurenine 3-mono oxygenase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p; putative therapeutic target for Huntington disease de novo NAD biosynthetic process from tryptophan kynurenine 3-monooxygenase activity mitochondrial outer membrane|mitochondrion YGL025C PGD1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0113488828401984 0.511538551972776 1565 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for basal and activated transcription; direct target of Cyc8p-Tup1p transcriptional corepressor negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YPR190C RPC82 het FT NUCLEUS 0.0113424201705588 0.511526810196832 1566 RNA polymerase III subunit C82 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPR135W CTF4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0113360942186436 0.511699348828024 1567 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 YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.011329668168111 0.512001683215182 1568 Ribosomal 60S subunit protein L20A; homologous to mammalian ribosomal protein L18A, no bacterial homolog; RPL20A has a paralog, RPL20B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YCL042W_p YCL042W hom 0.0112519822745616 0.514962344544691 1569 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YLR100W ERG27 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0112408459866036 0.515253005578517 1570 3-keto sterol reductase, catalyzes the last of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis; mutants are sterol auxotrophs ergosterol biosynthetic process 3-keto sterol reductase activity mitochondrial outer membrane|endoplasmic reticulum|endoplasmic reticulum membrane YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0112172789385757 0.516823862991951 1571 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 YKL052C ASK1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0112170398235017 0.516143196477943 1572 Essential subunit of the Dam1 complex (aka DASH complex); couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; phosphorylated during the cell cycle by cyclin-dependent kinases; protein abundance increases in response to DNA replication stress attachment of spindle microtubules to kinetochore|attachment of spindle microtubules to kinetochore involved in mitotic sister chromatid segregation|mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization|mitotic sister chromatid segregation microtubule binding|structural constituent of cytoskeleton condensed nuclear chromosome kinetochore|DASH complex|condensed nuclear chromosome, centromeric region|mitotic spindle YDR533C HSP31 hom FT PROTEOLYSIS 0.0111950930625994 0.516964563883053 1573 Possible chaperone and cysteine protease; has similarity to E. coli Hsp31; member of the DJ-1/ThiJ/PfpI superfamily, which includes human DJ-1 involved in Parkinson's disease; exists as a dimer and contains a putative metal-binding site; protein abundance increases in response to DNA replication stress biological_process unfolded protein binding|cysteine-type peptidase activity cellular_component YLR350W ORM2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.011190839634853 0.517123828581837 1574 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 YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0111410389532459 0.519802384760777 1575 Small plasma membrane protein related to a family of plant polypeptides that are overexpressed under high salt concentration or low temperature, not essential for viability, deletion causes hyperpolarization of the plasma membrane potential regulation of membrane potential|cation transport molecular_function plasma membrane YOL068C HST1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0111405964792835 0.519007045694007 1576 NAD(+)-dependent histone deacetylase; essential subunit of the Sum1p/Rfm1p/Hst1p complex required for ORC-dependent silencing and mitotic repression; non-essential subunit of the Set3C deacetylase complex; involved in telomere maintenance chromatin silencing|negative regulation of mitotic recombination|histone deacetylation NAD-independent histone deacetylase activity|NAD-dependent histone deacetylase activity Set3 complex YLR171W_d YLR171W hom 0.0111388815018787 0.519445810354722 1577 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR232W MGE1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0111366944766529 0.519340578631929 1578 Mitochondrial matrix cochaperone, acts as a nucleotide release factor for Ssc1p in protein translocation and folding; also acts as cochaperone for Ssq1p in folding of Fe-S cluster proteins; homolog of E. coli GrpE protein refolding|protein import into mitochondrial matrix adenyl-nucleotide exchange factor activity mitochondrion|presequence translocase-associated import motor|mitochondrial matrix YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0111021711855548 0.52094805912384 1579 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 YDR127W ARO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0111004969204433 0.521510088062898 1580 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 YDR362C TFC6 het FT NUCLEUS 0.0110992126952251 0.520872183017037 1581 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 YNL107W YAF9 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0110208945561853 0.52350794257386 1582 Subunit of both the NuA4 histone H4 acetyltransferase complex and the SWR1 complex, may function to antagonize silencing near telomeres; interacts directly with Swc4p, has homology to human leukemogenic protein AF9, contains a YEATS domain DNA repair|chromatin remodeling|histone exchange|chromatin silencing at telomere molecular_function Swr1 complex|nucleus|NuA4 histone acetyltransferase complex|cytoplasm YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0110103320981517 0.524153919153965 1583 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 YIL060W_p YIL060W hom 0.0109970844549262 0.524405603899199 1584 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 YIL078W THS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0109296233011644 0.526953221177224 1585 Threonyl-tRNA synthetase, essential cytoplasmic protein cytoplasmic translation|threonyl-tRNA aminoacylation threonine-tRNA ligase activity mitochondrion|cytoplasm YJR139C HOM6 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0109255525340714 0.527724335750965 1586 Homoserine dehydrogenase (L-homoserine:NADP oxidoreductase), dimeric enzyme that catalyzes the third step in the common pathway for methionine and threonine biosynthesis; enzyme has nucleotide-binding, dimerization and catalytic regions threonine biosynthetic process|methionine biosynthetic process|homoserine biosynthetic process homoserine dehydrogenase activity nucleus|cytoplasm YHL031C GOS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0109186347914213 0.527368790807074 1587 v-SNARE protein involved in Golgi transport, homolog of the mammalian protein GOS-28/GS28 Golgi vesicle transport|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|Golgi medial cisterna YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.0108969308852958 0.52819009199083 1588 Protein involved in cell wall biogenesis; required for mitochondrial autophagy; mitochondrial outer membrane and cell wall localized SUN family member; involved in the oxidative stress response, life span during starvation, and cell death; UTH1 has a paralog, NCA3, that arose from the whole genome duplication mitochondrion degradation|fungal-type cell wall biogenesis|negative regulation of chromatin silencing involved in replicative cell aging molecular_function mitochondrial outer membrane|fungal-type cell wall YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0108738765790646 0.529063206732382 1589 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 YHR010W RPL27A hom FT TRANSLATION|RIBOSOME 0.0108531858878311 0.529847430953827 1590 Ribosomal 60S subunit protein L27A; homologous to mammalian ribosomal protein L27, no bacterial homolog; RPL27A has a paralog, RPL27B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0108335400859673 0.530592597626462 1591 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 YOR002W ALG6 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0107321507815073 0.534446736153571 1592 Alpha 1,3 glucosyltransferase, involved in transfer of oligosaccharides from dolichyl pyrophosphate to asparagine residues of proteins during N-linked protein glycosylation; mutations in human ortholog are associated with disease oligosaccharide-lipid intermediate biosynthetic process|protein glycosylation|aerobic respiration transferase activity, transferring hexosyl groups|dolichyl pyrophosphate Man9GlcNAc2 alpha-1,3-glucosyltransferase activity integral to membrane|endoplasmic reticulum YER141W COX15 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0107050162440058 0.535480598918781 1593 Protein required for the hydroxylation of heme O to form heme A, which is an essential prosthetic group for cytochrome c oxidase heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrion|integral to membrane|mitochondrial inner membrane YKL139W CTK1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0106630858105944 0.537080183938389 1594 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 YGR135W PRE9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0106580511785078 0.537272409140817 1595 Alpha 3 subunit of the 20S proteasome, the only nonessential 20S subunit; may be replaced by the alpha 4 subunit (Pre6p) under stress conditions to create a more active proteasomal isoform proteasomal ubiquitin-dependent protein catabolic process|proteasome core complex assembly|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YHL009C YAP3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0106306896380134 0.538317692650833 1596 Basic leucine zipper (bZIP) transcription factor regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNL300W_p TOS6 hom 0.0106291234196671 0.538377557196114 1597 Glycosylphosphatidylinositol-dependent cell wall protein, expression is periodic and decreases in respone to ergosterol perturbation or upon entry into stationary phase; depletion increases resistance to lactic acid biological_process molecular_function fungal-type cell wall YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0105351689430508 0.541974813285302 1598 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 YLR436C ECM30 hom FT CELL WALL ORG/BIOGENESIS 0.0105319553855411 0.542098063142148 1599 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 YLR318W EST2 hom FT NUCLEUS|CHROMOSOME 0.0105177362699732 0.543065478676471 1600 Reverse transcriptase subunit of the telomerase holoenzyme, essential for telomerase core catalytic activity, involved in other aspects of telomerase assembly and function; mutations in human homolog are associated with aplastic anemia telomere maintenance via telomerase|replicative cell aging telomerase activity|telomeric template RNA reverse transcriptase activity|telomeric DNA binding telomerase catalytic core complex|nucleolus|nucleus|telomerase holoenzyme complex YLR403W SFP1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS 0.0105011022664779 0.543282086212287 1601 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 YER130C_p YER130C hom FT NUCLEUS 0.0104453266111519 0.545665762575801 1602 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 YJL086C_d YJL086C het FF 0.0103918156131693 0.547725588324254 1603 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 YPR027C_p YPR027C hom 0.0103830410317028 0.547824669351372 1604 Putative protein of unknown function biological_process molecular_function cellular_component YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0103728614407398 0.548217221507506 1605 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 YDR174W HMO1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0103032427944199 0.551202985951734 1606 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 YHR143W DSE2 hom FF|FT CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0102865139249028 0.551552587421721 1607 Daughter cell-specific secreted protein with similarity to glucanases, degrades cell wall from the daughter side causing daughter to separate from mother; expression is repressed by cAMP cytokinesis, completion of separation|pseudohyphal growth glucosidase activity extracellular region|fungal-type cell wall YGL175C SAE2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0102811645296605 0.552056502154052 1608 Endonuclease that processes hairpin DNA structures with the MRX complex; involved in meiotic and mitotic double-strand break repair; phosphorylated in response to DNA damage and required for normal resistance to DNA-damaging agents DNA double-strand break processing|DNA catabolic process, endonucleolytic|meiotic DNA double-strand break formation|meiotic DNA double-strand break processing|gene conversion at mating-type locus, DNA double-strand break processing double-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleus|cytoplasm YIL098C FMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0102701543197818 0.552185635124088 1609 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 YBR246W RRT2 hom FT VESICLE-MEDIATED TRANSPORT 0.0102582951045172 0.552704041072865 1610 Protein required for last step of diphthamide biosynthesis; deletion leads to resistance to sordarin and accumulation of diphthine; WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rtt10p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription peptidyl-diphthamide biosynthetic process from peptidyl-histidine|endocytic recycling molecular_function endosome|cytoplasm YBR226C_d YBR226C hom 0.0102137148160342 0.554372338800289 1611 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YBR225W Unknown Unknown Unknown YLL043W FPS1 hom FT ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0101747640967909 0.555883919022117 1612 Plasma membrane channel, member of major intrinsic protein (MIP) family; involved in efflux of glycerol and in uptake of acetic acid and the trivalent metalloids arsenite and antimonite; phosphorylated by Hog1p MAPK under acetate stress conjugation with cellular fusion|transport|arsenite transport|glycerol transport|acetate transport|response to arsenic-containing substance glycerol transmembrane transporter activity|transporter activity integral to membrane|plasma membrane|fungal-type vacuole|cytoplasm YBR043C QDR3 hom FT PLASMA MEMBRANE 0.0101384897397427 0.557293442005138 1613 Multidrug transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; has a role in polyamine homeostasis; expression is upregulated under polyamine stress; required for resistance to quinidine, barban, cisplatin, and bleomycin drug transmembrane transport|polyamine homeostasis drug transmembrane transporter activity|polyamine transmembrane transporter activity integral to membrane|plasma membrane YDR332W IRC3 hom FT MITOCHONDRION 0.0101291888011003 0.557655131212638 1614 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 YGL087C MMS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0100515484961552 0.560678806694581 1615 Ubiquitin-conjugating enzyme variant; involved in error-free postreplication repair; forms a heteromeric complex with Ubc13p, an active ubiquitin-conjugating enzyme; cooperates with chromatin-associated RING finger proteins, Rad18p and Rad5p; protein abundance increases in response to DNA replication stress postreplication repair|response to DNA damage stimulus|protein polyubiquitination|free ubiquitin chain polymerization ubiquitin-protein ligase activity ubiquitin conjugating enzyme complex|nucleus|cytoplasm YLR192C HCR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0100366650711435 0.561259341832097 1616 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 YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.00996559414277829 0.564093662446062 1617 Serine/threonine protein phosphatase Z, isoform of Ppz2p; involved in regulation of potassium transport, which affects osmotic stability, cell cycle progression, and halotolerance cellular sodium ion homeostasis|cellular protein localization|protein dephosphorylation protein serine/threonine phosphatase activity extrinsic to plasma membrane|nucleus|cytoplasm YLR310C CDC25 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEUS|PLASMA MEMBRANE 0.00996524477611062 0.564281881308504 1618 Membrane bound guanine nucleotide exchange factor (GEF or GDP-release factor); indirectly regulates adenylate cyclase through activation of Ras1p and Ras2p by stimulating the exchange of GDP for GTP; required for progression through G1 regulation of cell cycle|replicative cell aging|Ras protein signal transduction|traversing start control point of mitotic cell cycle Ras guanyl-nucleotide exchange factor activity cytosol|nucleus|plasma membrane|cytoplasm YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.00995100887383819 0.564606041505496 1619 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 YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.00985865867080507 0.568282746350304 1620 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 YPR046W MCM16 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00983138273165743 0.569295991297252 1621 Component of the Ctf19 complex and the COMA subcomplex; involved in kinetochore-microtubule mediated chromosome segregation; binds to centromere DNA; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-H and fission yeast fta3 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YBL042C FUI1 hom FF|FT PLASMA MEMBRANE 0.00972481333951953 0.573489645429027 1622 High affinity uridine permease, localizes to the plasma membrane; also mediates low but significant transport of the cytotoxic nucleoside analog 5-fluorouridine; not involved in uracil transport; relative distribution to the vacuole increases upon DNA replication stress uridine transport|transmembrane transport uridine transmembrane transporter activity integral to membrane|plasma membrane YDR029W_d YDR029W hom 0.00968985441080299 0.57629863704261 1623 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL242C IQG1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00966841200148372 0.575715024561372 1624 Essential protein required for determination of budding pattern; promotes localization of axial markers Bud4p and Cdc12p and functionally interacts with Sec3p, localizes to the contractile ring during anaphase, member of the IQGAP family; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|response to osmotic stress|cytokinesis cytoskeletal protein binding cellular bud neck contractile ring YPR064W_d YPR064W hom 0.00958813108484739 0.578889612159694 1625 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL140C_p YNL140C hom 0.00953042779762921 0.581176466269247 1626 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps THO2/YNL139C biological_process molecular_function cellular_component YCR095C_p OCA4 hom 0.0094906276666025 0.582756253623605 1627 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 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 0.00947223531977368 0.583486977384152 1628 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 YOR174W MED4 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00946490241758284 0.583778430874441 1629 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 YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00938201828086889 0.587077445854614 1630 Subunit of the Ssh1 translocon complex; Sec61p homolog involved in co-translational pathway of protein translocation; not essential SRP-dependent cotranslational protein targeting to membrane protein transmembrane transporter activity|signal sequence binding integral to membrane|Ssh1 translocon complex YJR064W CCT5 het 0.00936177696641565 0.588051601607238 1631 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.00935622661582028 0.588105782199547 1632 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 YHR107C CDC12 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00928142439022774 0.591647177298675 1633 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding septin filament array|cellular bud neck septin ring|septin complex|cytoplasm|mating projection YAL058W CNE1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00926372374620364 0.59207740429212 1634 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 YLR340W RPP0 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00924436401598822 0.593404877208906 1635 Conserved ribosomal protein P0 of the ribosomal stalk; involved in interaction between translational elongation factors and the ribosome; phosphorylated on serine 302; homologous to mammalian ribosomal protein LP0 and bacterial L10 translational elongation|cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|LSU rRNA binding cytosolic large ribosomal subunit|preribosome, large subunit precursor|90S preribosome|cytoplasm YMR113W FOL3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00924070961489624 0.592721725016109 1636 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 YKR031C SPO14 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|NUCLEUS 0.00923537029877963 0.59293547957116 1637 Phospholipase D; catalyzes the hydrolysis of phosphatidylcholine, producing choline and phosphatidic acid; involved in Sec14p-independent secretion; required for meiosis and spore formation; differently regulated in secretion and meiosis; participates in transcription initiation and/or early elongation of specific genes; interacts with foot domain of RNA polymerase II; deletion results in abnormal CTD-Ser5 phosphorylation of RNA polymerase II at specific promoter regions phospholipid metabolic process|exocytosis|cell morphogenesis involved in conjugation with cellular fusion|ascospore-type prospore assembly phospholipase D activity|phosphatidylinositol-3-phosphate binding endosome|nucleus|prospore membrane YOR204W DED1 het FT TRANSLATION 0.00923000255694742 0.593150407711299 1638 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 YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00922907381079679 0.593187598977236 1639 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 YDR280W RRP45 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00919101772342242 0.595097629198735 1640 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp45p (PM/SCL-75, EXOSC9); protein abundance increases in response to DNA replication stress U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|U1 snRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YAL024C LTE1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.00915324109530362 0.596776663028996 1641 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 YJL019W MPS3 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.00914388700560914 0.596658190930489 1642 Nuclear envelope protein required for SPB insertion; initiation of SPB duplication and nuclear fusion; acetylation of Mps3p by Eco1p regulates its role in nuclear organization; localizes to the SPB half bridge and at telomeres during meiosis; required with Ndj1p and Csm4p for meiotic bouquet formation and telomere-led rapid prophase movement; N-terminal acetylated by Eco1p meiotic telomere clustering|synapsis|nuclear migration involved in conjugation with cellular fusion|spindle pole body duplication associated with nuclear envelope|telomere tethering at nuclear periphery|mitotic sister chromatid cohesion molecular_function nuclear envelope|nuclear periphery|integral to membrane|nuclear chromosome, telomeric region|half bridge of spindle pole body YML017W PSP2 hom 0.00913561235297922 0.59693567233777 1643 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 YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0091329961316916 0.597040745144681 1644 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YPR130C_d YPR130C hom 0.00909840080948647 0.598430954289127 1645 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR354W TRP4 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0090885739384665 0.599481410937145 1646 Anthranilate phosphoribosyl transferase of the tryptophan biosynthetic pathway, catalyzes the phosphoribosylation of anthranilate, subject to the general control system of amino acid biosynthesis tryptophan biosynthetic process anthranilate phosphoribosyltransferase activity nucleus|cytoplasm YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00900432968623261 0.60221859491838 1647 Mitochondrial inner membrane citrate transporter, member of the mitochondrial carrier family mitochondrial citrate transport|transmembrane transport tricarboxylate secondary active transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.00897513581097128 0.603396236733432 1648 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 YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00897318086376433 0.603475133647872 1649 O-methyltransferase, catalyzes two different O-methylation steps in ubiquinone (Coenzyme Q) biosynthesis; component of a mitochondrial ubiquinone-synthesizing complex; phosphoprotein ubiquinone biosynthetic process hexaprenyldihydroxybenzoate methyltransferase activity mitochondrion|mitochondrial inner membrane|extrinsic to membrane YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.00893700278738791 0.604936028703985 1650 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 YBR229C ROT2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00890450183429544 0.60624978889477 1651 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 YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00889454720421313 0.606652432021861 1652 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 YLR359W ADE13 het FT NUCLEOTIDE METABOLISM 0.00889002909711307 0.606835219030517 1653 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 YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.0088892784490226 0.606865590042158 1654 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 YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.00882211343700502 0.609852792878207 1655 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 YJL169W_d YJL169W hom 0.00881583456773366 0.609840384349371 1656 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 YNL126W SPC98 het FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00881577127394913 0.609842950811776 1657 Component of the microtubule-nucleating Tub4p (gamma-tubulin) complex; interacts with Spc110p at the spindle pole body (SPB) inner plaque and with Spc72p at the SPB outer plaque microtubule nucleation|mitotic spindle organization in nucleus structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00881318816957347 0.609947695682183 1658 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 YDR310C SUM1 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.00872532407983845 0.613515328994283 1659 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 YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00870575714493673 0.614311075963216 1660 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 YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00867803825471679 0.615544587117394 1661 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 YOR319W HSH49 het FF|FT RNA PROCESSING|NUCLEUS 0.0086247113541687 0.617611868922446 1662 U2-snRNP associated splicing factor with similarity to the mammalian splicing factor SAP49; proposed to function as a U2-snRNP assembly factor along with Hsh155p and binding partner Cus1p; contains two RNA recognition motifs (RRM) mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YLR169W_d YLR169W hom 0.00856660495812638 0.619983162516196 1663 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML092C PRE8 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00851777403956698 0.622134995793525 1664 Alpha 2 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YNL149C PGA2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00848260690543564 0.623625447690692 1665 Essential protein required for maturation of Gas1p and Pho8p; involved in protein trafficking; GFP-fusion protein localizes to the ER and YFP-fusion protein to the nuclear envelope-ER network; null mutants have a cell separation defect protein transport molecular_function nuclear envelope|endoplasmic reticulum YOL050C_d YOL050C hom 0.00846731582955988 0.624044248960229 1666 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps verified gene GAL11; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) Unknown Unknown Unknown 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 0.00846446876448674 0.624160867912717 1667 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 YER007C-A TMA20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION 0.00837271591525034 0.627924193064849 1668 Protein of unknown function that associates with ribosomes; has a putative RNA binding domain; interacts with Tma22p; null mutant exhibits translation defects; has homology to human oncogene MCT-1; protein abundance increases in response to DNA replication stress ribosome biogenesis RNA binding ribosome|cytoplasm YLR115W CFT2 het FT RNA PROCESSING|NUCLEUS 0.00836778415296806 0.628126748999995 1669 Subunit of the mRNA cleavage and polyadenlylation factor (CPF); required for pre-mRNA cleavage, polyadenylation and poly(A) site recognition, 43% similarity with the mammalian CPSF-100 protein. mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YPL237W SUI3 het FT TRANSLATION|RIBOSOME 0.00835186072887805 0.628780942411765 1670 Beta subunit of the translation initiation factor eIF2, involved in the identification of the start codon; proposed to be involved in mRNA binding translational initiation translation initiation factor activity multi-eIF complex|ribosome|eukaryotic translation initiation factor 2 complex YNL257C SIP3 hom FT TRANSCRIPTION FROM RNA POL II 0.00828884921221995 0.631372544064158 1671 Transcription cofactor; acts through interaction with DNA-bound Snf1p; C-terminal region has a putative leucine zipper motif; potential Cdc28p substrate; SIP3 has a paralog, YSP1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter transcription cofactor activity integral to membrane YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.00826688199908087 0.632531287011321 1672 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 YPL029W SUV3 hom FF|FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.00826249082147154 0.632457986264058 1673 ATP-dependent RNA helicase, component of the mitochondrial degradosome along with the RNase Dss1p; the degradosome associates with the ribosome and mediates RNA turnover; also required during splicing of the COX1 AI5_beta intron mitochondrial DNA replication|mitochondrial RNA catabolic process|Group I intron splicing exoribonuclease II activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial chromosome|mitochondrial degradosome YOL051W GAL11 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00823801424764734 0.633720143821535 1674 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; affects transcription by acting as target of activators and repressors; forms part of the tail domain of mediator negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly|TFIIE-class binding transcription factor activity|RNA polymerase II activating transcription factor binding|TFIIE-class transcription factor binding|TFIIH-class transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YPL217C BMS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.00822227644727389 0.634115545115758 1675 GTPase required for synthesis of 40S ribosomal subunits and for processing the 35S pre-rRNA at sites A0, A1, and A2; interacts with Rcl1p, which stimulates its GTPase and U3 snoRNA binding activities; has similarity to Tsr1p ribosome assembly|rRNA processing U3 snoRNA binding|GTP binding|GTPase activity mitochondrion|nucleolus|nucleus|90S preribosome|cytoplasm YMR304W UBP15 hom FT PROTEOLYSIS 0.00821960607188293 0.634428108528872 1676 Ubiquitin-specific protease involved in protein deubiquitination; catalytic activity regulated by an N-terminal TRAF-like domain and and C-terminal sequences; physically interacts with anaphase-promoting complex/cyclosome (APC/C) activator, Cdh1p; forms a complex with AAA peroxins Pex1p and Pex6p protein deubiquitination ubiquitin-specific protease activity peroxisome|cytoplasm YER145C FTR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00821681389017395 0.634340843012015 1677 High affinity iron permease; involved in the transport of iron across the plasma membrane; forms complex with Fet3p; expression is regulated by iron; protein abundance increases in response to DNA replication stress iron assimilation by reduction and transport|high-affinity iron ion transport|transmembrane transport iron ion transmembrane transporter activity high affinity iron permease complex|integral to membrane|plasma membrane YMR031W-A_d YMR031W-A hom 0.00821318155497264 0.634743582229835 1678 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays shortened telomeres; partially overlaps the uncharacterized ORF YMR031C Unknown Unknown Unknown YIL170W HXT12 hom 0.00818902431258011 0.635487521416181 1679 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 YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.00817208137322496 0.636187065305687 1680 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 YHR105W YPT35 hom 0.00814819681126598 0.637173767465753 1681 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 YER090W TRP2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00814681112887649 0.638187274190087 1682 Anthranilate synthase, catalyzes the initial step of tryptophan biosynthesis, forms multifunctional hetero-oligomeric anthranilate synthase:indole-3-glycerol phosphate synthase enzyme complex with Trp3p tryptophan biosynthetic process anthranilate synthase activity anthranilate synthase complex|cytoplasm YGR261C APL6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00812834470199452 0.637994373446667 1683 Beta3-like subunit of the yeast AP-3 complex; functions in transport of alkaline phosphatase to the vacuole via the alternate pathway; exists in both cytosolic and peripherally associated membrane-bound pools vesicle-mediated transport|Golgi to vacuole transport molecular_function AP-3 adaptor complex YLR184W_d YLR184W hom 0.00811265593928227 0.63864319736355 1684 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL030W RPL30 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00809739002064445 0.639424851721093 1685 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 YDR235W PRP42 het FT RNA PROCESSING|NUCLEUS 0.00805202976418431 0.641202836734795 1686 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 YDR176W NGG1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0079777299329291 0.644234568874063 1687 Transcriptional regulator involved in glucose repression of Gal4p-regulated genes; component of transcriptional adaptor and histone acetyltransferase complexes, the ADA complex, the SAGA complex, and the SLIK complex histone acetylation|chromatin modification histone acetyltransferase activity|transcription cofactor activity SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.00795602376812682 0.645234624593192 1688 Protein of unknown function; GFP-fusion protein localizes to the bud neck; transcription is regulated by Swi5p; null mutant displays elevated frequency of mitochondrial genome loss; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular bud neck YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.00795149353703503 0.645324165970006 1689 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 YOR224C RPB8 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00794149953734355 0.645887197615741 1690 RNA polymerase subunit ABC14.5, common to RNA polymerases I, II, and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YLR249W YEF3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.00791861542605582 0.646690668315867 1691 Gamma subunit of translational elongation factor eEF1B; stimulates the binding of aminoacyl-tRNA (AA-tRNA) to ribosomes by releasing eEF1A (Tef1p/Tef2p) from the ribosomal complex; contains two ABC cassettes; binds and hydrolyzes ATP; YEF3 has a paralog, HEF3, that arose from the whole genome duplication translational elongation|translational termination ATPase activity|translation elongation factor activity cytosolic ribosome|ribosome YBR286W APE3 hom FT PROTEOLYSIS 0.00786128387384174 0.649076370530149 1692 Vacuolar aminopeptidase Y, processed to mature form by Prb1p vacuolar protein catabolic process aminopeptidase activity fungal-type vacuole YKL042W SPC42 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00772944236158382 0.654817353020892 1693 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 YMR073C IRC21 hom FF 0.00756927665825901 0.66166239264264 1694 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 YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00756364158133363 0.66156679558053 1695 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 YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00755884442261714 0.661720751426693 1696 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 YDR047W HEM12 het FF|FT COFACTOR METABOLISM|NUCLEUS 0.00755600722988649 0.661839833732848 1697 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 YJL056C ZAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0075042324310444 0.664202744041653 1698 Zinc-regulated transcription factor; binds to zinc-responsive promoters to induce transcription of certain genes in presence of zinc, represses other genes in low zinc; regulates its own transcription; contains seven zinc-finger domains regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|RNA polymerase II regulatory region sequence-specific DNA binding|zinc ion binding nucleus YOR309C_d YOR309C hom 0.00748614853596696 0.664774624985503 1699 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NOP58 Unknown Unknown Unknown YBR036C CSG2 hom FF|FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00747953699465716 0.665052645551875 1700 Endoplasmic reticulum membrane protein, required for mannosylation of inositolphosphorylceramide and for growth at high calcium concentrations; protein abundance increases in response to DNA replication stress cellular calcium ion homeostasis|glycosphingolipid biosynthetic process enzyme regulator activity integral to endoplasmic reticulum membrane|integral to membrane YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00746077118038889 0.665842013691399 1701 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 YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00743150645395296 0.667073748299933 1702 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 YLR206W ENT2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00725139990325508 0.674673973452151 1703 Epsin-like protein required for endocytosis and actin patch assembly and functionally redundant with Ent1p; contains clathrin-binding motif at C-terminus actin filament organization|endocytosis|actin cortical patch assembly clathrin binding mating projection tip|actin cortical patch YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.00714186824726405 0.679357575772818 1704 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 YHR209W CRG1 hom 0.00709748235318389 0.681195490630301 1705 S-AdoMet-dependent methyltransferase involved in lipid homeostasis; mediates resistance to a drug cantharidin lipid homeostasis mRNA binding|S-adenosylmethionine-dependent methyltransferase activity|methyltransferase activity cellular_component YBR243C ALG7 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00706541843631758 0.68255706798178 1706 UDP-N-acetyl-glucosamine-1-P transferase, transfers Glc-Nac-P from UDP-GlcNac to Dol-P in the ER in the first step of the dolichol pathway of protein asparagine-linked glycosylation; inhibited by tunicamycin protein N-linked glycosylation|aerobic respiration UDP-N-acetylglucosamine-dolichyl-phosphate N-acetylglucosaminephosphotransferase activity UDP-N-acetylglucosamine transferase complex|integral to membrane YNL287W SEC21 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00699343150062679 0.685617714133064 1707 Gamma subunit of coatomer, a heptameric protein complex that together with Arf1p forms the COPI coat; involved in ER to Golgi transport of selective cargo retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport molecular_function endosome|COPI vesicle coat YER033C ZRG8 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.00698809899379051 0.685844640680256 1708 Protein of unknown function; authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; GFP-fusion protein is localized to the cytoplasm; transcription induced under conditions of zinc deficiency fungal-type cell wall organization molecular_function mitochondrion|cellular bud|cellular bud neck|mating projection tip|cytoplasm YDR535C_d YDR535C hom 0.0068764694771559 0.690601545449241 1709 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YDR535C is not an essential gene. Unknown Unknown Unknown YHL039W EFM1 hom 0.0068701078408593 0.690873006303405 1710 Lysine methyltransferase involved in the monomethylation of eEF1A (Tef1p/Tef2p); SET-domain family member; predicted involvement in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm peptidyl-lysine monomethylation protein-lysine N-methyltransferase activity cytoplasm YOL001W PHO80 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00679096337174834 0.69425353568147 1711 Cyclin, interacts with cyclin-dependent kinase Pho85p; regulates the response to nutrient levels and environmental conditions, including the response to phosphate limitation and stress-dependent calcium signaling negative regulation of phosphate metabolic process|regulation of cyclin-dependent protein kinase activity|negative regulation of calcium-mediated signaling|negative regulation of transcription from RNA polymerase II promoter|cellular metal ion homeostasis|regulation of protein localization|negative regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.00678139726234553 0.694662550505742 1712 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 YJL037W IRC18 hom 0.00676976163799432 0.695160170647417 1713 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 YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00676724955139557 0.695267622164086 1714 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 YBR131W CCZ1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00676288636853029 0.695454266662162 1715 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 YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.006691242330232 0.698521624710833 1716 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 YMR250W GAD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00657950737069101 0.703315250685185 1717 Glutamate decarboxylase, converts glutamate into gamma-aminobutyric acid (GABA) during glutamate catabolism; involved in response to oxidative stress cellular response to oxidative stress|glutamate catabolic process calmodulin binding|glutamate decarboxylase activity cytoplasm YNR035C ARC35 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.00656212215228526 0.704272662914237 1718 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 YPR096C YPR096C hom 0.00653597055857158 0.705186265135499 1719 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YGR208W SER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00651391251650415 0.706302217499313 1720 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 YML097C VPS9 hom FF|FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.00650359617398151 0.706578726219809 1721 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 YPR171W BSP1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.00648263840183995 0.707730651333187 1722 Adapter that links synaptojanins Inp52p and Inp53p to the cortical actin cytoskeleton actin cortical patch localization protein binding, bridging mating projection tip|membrane|cellular bud neck|actin cortical patch|cellular bud tip YMR058W FET3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00644147085669389 0.709253557973789 1723 Ferro-O2-oxidoreductase; required for high-affinity iron uptake and involved in mediating resistance to copper ion toxicity, belongs to class of integral membrane multicopper oxidases; protein abundance increases in response to DNA replication stress iron assimilation by reduction and transport|high-affinity iron ion transport|response to copper ion ferroxidase activity|iron ion transmembrane transporter activity integral to membrane|high affinity iron permease complex|plasma membrane YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.00643089404119649 0.709709305412012 1724 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 YMR166C_p YMR166C hom FT MITOCHONDRION 0.00638087768385797 0.712030249168465 1725 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 YPR174C YPR174C hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.00634276270320378 0.713510845087732 1726 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nuclear periphery; potential Cdc28p substrate; binds phosphatidylinositols and phosphatidylethanolamine in a large-scale study; relative distribution to foci at the nuclear periphery increases upon DNA replication stress; YPR174C has a paralog, NBP1, that arose from the whole genome duplication biological_process molecular_function nuclear envelope|spindle pole body YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00613306296021116 0.722584711995231 1727 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 YPR061C JID1 hom FT MITOCHONDRION 0.00608578196746515 0.724636049361052 1728 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 YPR197C_d YPR197C hom FF 0.00608409299712948 0.724709363845809 1729 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR120C TRM1 hom FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00608150744010682 0.724821602072813 1730 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 YDL230W PTP1 hom FT MITOCHONDRION 0.00600779822110475 0.728023774014379 1731 Phosphotyrosine-specific protein phosphatase that dephosphorylates a broad range of substrates in vivo, including Fpr3p; localized to the cytoplasm and the mitochondria; proposed to be a negative regulator of filamentation pseudohyphal growth|invasive growth in response to glucose limitation|protein dephosphorylation protein tyrosine phosphatase activity mitochondrion|cytoplasm YDR435C PPM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00598057976856467 0.729323933350962 1732 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 YMR277W FCP1 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00595708247722998 0.730268487560575 1733 Carboxy-terminal domain (CTD) phosphatase, essential for dephosphorylation of the repeated C-terminal domain of the RNA polymerase II large subunit (Rpo21p) dephosphorylation of RNA polymerase II C-terminal domain|regulation of transcription from RNA polymerase II promoter protein serine/threonine phosphatase activity nucleus YNR042W_d YNR042W hom 0.00591344937374373 0.732129527751735 1734 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene COQ2 Unknown Unknown Unknown YGL123W RPS2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0058704439997804 0.734041729299586 1735 Protein component of the small (40S) subunit; essential for control of translational accuracy; phosphorylation by C-terminal domain kinase I (CTDK-I) enhances translational accuracy; methylated on one or more arginine residues by Hmt1p; homologous to mammalian ribosomal protein S2 and bacterial S5 positive regulation of translational fidelity|rRNA export from nucleus structural constituent of ribosome|SSU rRNA binding small-subunit processome|cytosolic small ribosomal subunit YER107C GLE2 hom FF|FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00582756851218298 0.735873461351033 1736 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 YKL165C MCD4 het FF|FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00576847247157338 0.738453376783142 1737 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 YOR185C GSP2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS 0.00574673004017396 0.739515769904254 1738 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 YKR104W YKR104W hom FT NUCLEOTIDE METABOLISM 0.00574310853904115 0.739561578111416 1739 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; contains a stop codon in S288C; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00572945814966509 0.740158215100999 1740 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 YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.005722547827103 0.74046031401143 1741 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 YNL291C MID1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00563115619210179 0.744606695311716 1742 N-glycosylated integral membrane protein of the ER membrane and plasma membrane, functions as a stretch-activated Ca2+-permeable cation channel required for Ca2+ influx stimulated by pheromone; interacts with Cch1p; forms an oligomer calcium ion transport stretch-activated, cation-selective, calcium channel activity|calcium channel activity endoplasmic reticulum|plasma membrane YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00561986363127343 0.74495405535441 1743 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 YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00554234334242654 0.748352321732022 1744 Splicing factor that reanneals U4 and U6 snRNPs during spliceosome recycling assembly of spliceosomal tri-snRNP|spliceosomal complex assembly U6 snRNA binding|snRNA binding U6 snRNP YGL191W COX13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00546929014278358 0.75159509933063 1745 Subunit VIa of cytochrome c oxidase; present in a subclass of cytochrome c oxidase complexes that may have a role in mimimizing generation of reactive oxygen species; not essential for cytochrome c oxidase activity but may modulate activity in response to ATP; required for assembly of Rcf2p into cytochrome c oxidase - cytochrome bc1 supercomplexes mitochondrial respiratory chain supercomplex assembly|aerobic respiration enzyme regulator activity|cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YPR011C_p YPR011C hom FT MITOCHONDRION 0.00539154241536817 0.755012359454172 1746 Putative transporter, member of the mitochondrial carrier family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR070C XYL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.00537067857868524 0.755894938281695 1747 Xylitol dehydrogenase, converts xylitol to D-xylulose; expression induced by xylose, even though this pentose sugar is not well utilized by S. cerevisiae; null mutant has cell wall defect xylulose biosynthetic process D-xylulose reductase activity cellular_component 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 0.00536795751003455 0.756014686331881 1748 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 YDR035W ARO3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION 0.00534591842725504 0.757195631557053 1749 3-deoxy-D-arabino-heptulosonate-7-phosphate (DAHP) synthase, catalyzes the first step in aromatic amino acid biosynthesis and is feedback-inhibited by phenylalanine or high concentration of tyrosine or tryptophan aromatic amino acid family biosynthetic process 3-deoxy-7-phosphoheptulonate synthase activity mitochondrion|nucleus|cytoplasm YJR031C GEA1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0053310852728647 0.75763792614492 1750 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 YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.00528424132610137 0.759701694967833 1751 Na+/H+ and K+/H+ exchanger, required for intracellular sequestration of Na+ and K+; located in the vacuole and late endosome compartments; required for osmotolerance to acute hypertonic shock and for vacuolar fusion sodium ion transmembrane transport|potassium ion transmembrane transport|cellular monovalent inorganic cation homeostasis|vacuolar acidification sodium:hydrogen antiporter activity|potassium:hydrogen antiporter activity trans-Golgi network|late endosome|fungal-type vacuole membrane|integral to membrane|early endosome YJR141W_p YJR141W het 0.00521664662769411 0.762682677437418 1752 Essential protein of unknown function biological_process molecular_function cellular_component YDL187C_d YDL187C hom 0.00519495278646444 0.763640142546606 1753 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL187C FAT3 hom FT MITOCHONDRION 0.00518918588028441 0.764065734294054 1754 Protein required for fatty acid uptake; Fat3p abundance increases in cortical patches in response to oleate exposure; the authentic, non-tagged protein is detected in a phosphorylated state in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|integral to membrane YBL052C SAS3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00516340439925002 0.765135309210517 1755 Histone acetyltransferase catalytic subunit of NuA3 complex that acetylates histone H3, involved in transcriptional silencing; homolog of the mammalian MOZ proto-oncogene; mutant has aneuploidy tolerance; sas3gcn5 double mutation is lethal histone acetylation|chromatin modification|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette histone acetyltransferase activity NuA3 histone acetyltransferase complex YPL131W RPL5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00513642403282587 0.766564110523612 1756 Ribosomal 60S subunit protein L5; homologous to mammalian ribosomal protein L5 and bacterial L18; binds 5S rRNA and is required for 60S subunit assembly cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YIL061C SNP1 het FT RNA PROCESSING|NUCLEUS 0.00508501406794035 0.768497854118718 1757 Component of U1 snRNP required for mRNA splicing via spliceosome; substrate of the arginine methyltransferase Hmt1p; may interact with poly(A) polymerase to regulate polyadenylation; homolog of human U1 70K protein; protein abundance increases in response to DNA replication stress mRNA splicing, via spliceosome mRNA binding|U1 snRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.00508260046732258 0.768705267779512 1758 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 YJR082C EAF6 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00505888115890356 0.769653899051217 1759 Subunit of the NuA4 acetyltransferase complex that acetylates histone H4 and NuA3 acetyltransferase complex that acetylates histone H3 DNA repair|histone acetylation histone acetyltransferase activity nucleus|NuA4 histone acetyltransferase complex|NuA3 histone acetyltransferase complex YDR423C CAD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00501369908485338 0.771653830773894 1760 AP-1-like basic leucine zipper (bZIP) transcriptional activator; involved in stress responses, iron metabolism, and pleiotropic drug resistance; controls a set of genes involved in stabilizing proteins; binds consensus sequence TTACTAA; CAD1 has a paralog, YAP1, that arose from the whole genome duplication cellular response to cadmium ion|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YLR416C_d YLR416C hom 0.0048782576429046 0.77765803270551 1761 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR050C_p YLR050C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00486388519618889 0.778295958594045 1762 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YLR050C is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YMR191W SPG5 hom 0.0048322108009015 0.779702364045402 1763 Protein required for proteasome assembly during quiescence; binds to base of the proteasome regulartory particle; required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources biological_process molecular_function cellular_component YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00481328415855487 0.780543088653148 1764 Putative mitochondrial ribosomal protein of the large subunit; similar to E. coli L34 ribosomal protein; required for respiratory growth, as are most mitochondrial ribosomal proteins; protein increases in abundance and relocalizes to the plasma membrane upon DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YDR394W RPT3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.00475599384097397 0.783089493839623 1765 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; substrate of N-acetyltransferase B positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|proteasome regulatory particle assembly|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex YFR050C PRE4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0047401968132288 0.783886453544434 1766 Beta 7 subunit of the 20S proteasome proteasome assembly|proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YEL012W UBC8 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.00473663206578323 0.783950601130279 1767 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 YBR268W MRPL37 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00466806872274524 0.787033071177297 1768 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YGL117W_p YGL117W hom FF 0.00462634851405716 0.789045097576267 1769 Putative protein of unknown function biological_process molecular_function cellular_component YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00459592938952496 0.79119708529398 1770 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 YPL088W_p YPL088W hom FT OXIDATION-REDUCTION PROCESS 0.00459268231690139 0.790360936008112 1771 Putative aryl alcohol dehydrogenase; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.00458531015221154 0.790689617437655 1772 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 YMR015C ERG5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.00455608151131783 0.791993116189579 1773 C-22 sterol desaturase, a cytochrome P450 enzyme that catalyzes the formation of the C-22(23) double bond in the sterol side chain in ergosterol biosynthesis; may be a target of azole antifungal drugs ergosterol biosynthetic process C-22 sterol desaturase activity endoplasmic reticulum YPL085W SEC16 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00452355492897425 0.793444375439033 1774 COPII vesicle coat protein required for ER transport vesicle budding; Sec16p is bound to the periphery of ER membranes and may act to stabilize initial COPII complexes; interacts with Sec23p, Sec24p and Sec31p COPII vesicle coating protein anchor ER to Golgi transport vesicle membrane YGR172C YIP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00449827816664786 0.794692575925826 1775 Integral membrane protein required for the biogenesis of ER-derived COPII transport vesicles; interacts with Yif1p and Yos1p; localizes to the Golgi, the ER, and COPII vesicles; homolog of human YIPF4 vesicle-mediated transport|ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus molecular_function integral to membrane|ER to Golgi transport vesicle|integral to Golgi membrane|endoplasmic reticulum membrane YOL098C_p YOL098C hom FT PROTEOLYSIS 0.00439359777567999 0.79924984708287 1776 Putative metalloprotease biological_process molecular_function cytoplasm YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00434334270960462 0.801497847589321 1777 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.004280445581323 0.804628647743305 1778 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 YHR064C SSZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.00424129426507248 0.806067699602484 1779 Hsp70 protein that interacts with Zuo1p (a DnaJ homolog) to form a ribosome-associated complex that binds the ribosome via the Zuo1p subunit; also involved in pleiotropic drug resistance via sequential activation of PDR1 and PDR5; binds ATP cytoplasmic translation|regulation of translational fidelity|rRNA processing unfolded protein binding polysome|cytoplasm YML011C RAD33 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00423331669997953 0.806425225859352 1780 Protein involved in nucleotide excision repair; green fluorescent protein (GFP)-fusion protein localizes to the nucleus nucleotide-excision repair molecular_function nucleus YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0041820858939835 0.808722170050859 1781 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 YIR036C_p IRC24 hom FT OXIDATION-REDUCTION PROCESS 0.00415470574555833 0.809950442148016 1782 Putative benzil reductase;(GFP)-fusion protein localizes to the cytoplasm and is induced by the DNA-damaging agent MMS; sequence similarity with short-chain dehydrogenase/reductases; null mutant has increased spontaneous Rad52p foci biological_process molecular_function integral to membrane|cytoplasm YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.0041330035304119 0.811062798920069 1783 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 YGL197W MDS3 hom FT CELL CYCLE|SIGNALING|MITOCHONDRION 0.00411069171608018 0.811925888996236 1784 Putative component of the TOR regulatory pathway; negative regulator of early meiotic gene expression; required, with Pmd1p, for growth under alkaline conditions; has an N-terminal kelch-like domain TOR signaling cascade|negative regulation of sporulation resulting in formation of a cellular spore molecular_function mitochondrion|cytoplasm YNL334C SNO2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00402026736386674 0.816069000952249 1785 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 YNL075W IMP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00396996252898178 0.818250100802554 1786 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 YGL007C-A_p YGL007C-A hom 0.00392319060568241 0.820354620543948 1787 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 YOL132W GAS4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.00389665085995451 0.821549362327555 1788 1,3-beta-glucanosyltransferase, involved with Gas2p in spore wall assembly; has similarity to Gas1p; localizes to the cell wall ascospore wall assembly 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.00389587183579079 0.821610616973607 1789 Component of the RSC chromatin remodeling complex; interacts with Rsc3p, Rsc30p, Npl6p, and Htl1p to form a module important for a broad range of RSC functions ATP-dependent chromatin remodeling|cell wall mannoprotein biosynthetic process|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YNL163C RIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM 0.00389219575161893 0.821776114465988 1790 Cytoplasmic GTPase/eEF2-like factor involved in ribosomal biogenesis; with Sdo1p, promotes release of Tif6p from 60S ribosomal subunits in the cytoplasm so that they can assemble with 40S subunits to generate mature ribosomes; required for quality control check of newly made large ribosomal subunits before they are released into the pool of translating ribosomes mature ribosome assembly GTPase activity cytoplasm YER092W IES5 hom FT NUCLEUS 0.00386065254224985 0.823170562265482 1791 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions biological_process molecular_function nucleus YGR086C PIL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.00385565708784058 0.823421516809402 1792 Primary protein component of eisosomes; eisosomes are large immobile cell cortex structures associated with endocytosis; null mutant shows activation of Pkc1p/Ypk1p stress resistance pathways; detected in phosphorylated state in mitochondria; member of the BAR domain family; protein increases in abundance and relocalizes from plasma membrane to cytoplasm upon DNA replication stress eisosome assembly|endocytosis|negative regulation of protein kinase activity|response to heat|protein localization lipid binding mitochondrial outer membrane|eisosome|mitochondrion|plasma membrane|cytoplasm YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00385289585052505 0.823519987324533 1793 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 YHL035C VMR1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00381140904726051 0.825389485598533 1794 Vacuolar membrane protein involved in multiple drug resistance and metal sensitivity; ATP-binding cassette (ABC) family member involved in drug transport; potential Cdc28p substrate; induced under respiratory conditions transport|response to drug|response to metal ion|drug transport ATPase activity, coupled to transmembrane movement of substances fungal-type vacuole membrane|mitochondrion|integral to membrane|ribosome YOR009W TIR4 hom FT CELL WALL ORG/BIOGENESIS 0.00374806889535298 0.828245656612677 1795 Cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; expressed under anaerobic conditions and required for anaerobic growth; transcription is also induced by cold shock biological_process molecular_function fungal-type cell wall YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00371324784098255 0.829841807904855 1796 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 YER021W RPN3 het FT PROTEOLYSIS 0.00369454233609647 0.830661079938289 1797 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 YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.00365234995655704 0.832590787720586 1798 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 YML062C MFT1 hom FT TRANSCRIPTION FROM RNA POL II|RNA LOCALIZATION|NUCLEUS 0.00352158029728386 0.838691040514683 1799 Subunit of the THO complex, which is a nuclear complex comprised of Hpr1p, Mft1p, Rlr1p, and Thp2p, that is involved in transcription elongation and mitotic recombination; involved in telomere maintenance mRNA export from nucleus|DNA recombination|transcription elongation from RNA polymerase II promoter protein complex scaffold|nucleic acid binding THO complex part of transcription export complex|nucleoplasmic THO complex YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.00344880937588264 0.841770147224388 1800 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 YER025W GCD11 het FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.00344131881547874 0.842109286487555 1801 Gamma subunit of the translation initiation factor eIF2, involved in the identification of the start codon; binds GTP when forming the ternary complex with GTP and tRNAi-Met positive regulation of translational fidelity GTP binding|tRNA binding|translation initiation factor activity multi-eIF complex|ribosome|eukaryotic translation initiation factor 2 complex YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.00343789587238473 0.842264271878861 1802 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 YOR290C SNF2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.00332562633209931 0.847351008544408 1803 Catalytic subunit of the SWI/SNF chromatin remodeling complex involved in transcriptional regulation; contains DNA-stimulated ATPase activity; functions interdependently in transcriptional activation with Snf5p and Snf6p cellular alcohol catabolic process|ATP-dependent chromatin remodeling|double-strand break repair|strand invasion|positive regulation of mating type switching|sucrose catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|nucleosome mobilization|chromatin remodeling|DNA-dependent DNA replication|positive regulation of transcription from RNA polymerase II promoter histone acetyl-lysine binding|RNA polymerase II activating transcription factor binding|DNA-dependent ATPase activity|nucleosomal DNA binding SWI/SNF complex|nucleus YNL229C URE2 hom FF|FT PROTEIN LOCALIZATION 0.00329220365533165 0.848866570363546 1804 Nitrogen catabolite repression transcriptional regulator that acts by inhibition of GLN3 transcription in good nitrogen source; has glutathione peroxidase activity and can mutate to acquire GST activity; altered form creates [URE3] prion regulation of nitrogen utilization|response to aluminum ion|protein urmylation|cytoplasmic sequestering of transcription factor glutathione peroxidase activity|phosphoprotein binding|transcription corepressor activity cytosol YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00323234090010999 0.851582458512865 1805 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 YLR131C ACE2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.00317997801661899 0.854153606813129 1806 Transcription factor required for septum destruction after cytokinesis; phosphorylation by Cbk1p blocks nuclear exit during M/G1 transition, causing localization to daughter cell nuclei, and also increases Ace2p activity; phosphorylation by Cdc28p and Pho85p prevents nuclear import during cell cycle phases other than cytokinesis; part of RAM network that regulates cellular polarity and morphogenesis; ACE2 has a paralog, SWI5, that arose from the whole genome duplication Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding cytosol|nucleus YLR252W_d YLR252W hom 0.0031446979035925 0.855561863572543 1807 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene SYM1, a mitochondrial protein involved in ethanol metabolism Unknown Unknown Unknown YHL030W ECM29 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00310336043047142 0.857440061081414 1808 Scaffold protein; assists in association of the proteasome core particle with the regulatory particle; degraded by the mature proteasome after assembly; contains HEAT-like repeats; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress proteasome assembly protein complex scaffold proteasome complex|nucleus|cytoplasm YOR056C NOB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|ENDOPLASMIC RETICULUM 0.00308323329314203 0.858354844692504 1809 Protein involved in proteasomal and 40S ribosomal subunit biogenesis; required for cleavage of the 20S pre-rRNA to generate the mature 18S rRNA; cleavage is activated by Fun12p, a GTPase and translation initiation factor; relocalizes from nucleus to nucleolus upon DNA replication stress proteasome assembly|ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA endoribonuclease activity|SSU rRNA binding preribosome, small subunit precursor|nucleus|cytoplasm YLR099C ICT1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00296325038014483 0.86381200309947 1810 Lysophosphatidic acid acyltransferase; responsible for enhanced phospholipid synthesis during organic solvent stress; null displays increased sensitivity to Calcofluor white; highly expressed during organic solvent stress; ICT1 has a paralog, ECM18, that arose from the whole genome duplication phosphatidic acid biosynthetic process lysophosphatidic acid acyltransferase activity cellular_component YKL006W RPL14A hom FT TRANSLATION|RIBOSOME 0.00295472814019977 0.864219939083097 1811 Ribosomal 60S subunit protein L14A; N-terminally acetylated; homologous to mammalian ribosomal protein L14, no bacterial homolog; RPL14A has a paralog, RPL14B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YCR019W MAK32 hom 0.0029162028869028 0.865953643364558 1812 Protein necessary for structural stability of L-A double-stranded RNA-containing particles interspecies interaction between organisms molecular_function cellular_component YPL043W NOP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00290207732269558 0.866596843395013 1813 Nucleolar protein, essential for processing and maturation of 27S pre-rRNA and large ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; contains four RNA recognition motifs (RRMs) rRNA processing RNA binding nucleolus YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.00285450980513336 0.868763451909579 1814 Plasma membrane ATP-binding cassette (ABC) transporter, multidrug transporter involved in multidrug resistance and resistance to singlet oxygen species response to drug xenobiotic-transporting ATPase activity mitochondrion|integral to membrane|plasma membrane YLR331C_d JIP3 hom 0.00277847373148953 0.872247693254485 1815 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 YDR363W-A SEM1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.00269999165109188 0.87580817248217 1816 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 YGL010W_p YGL010W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00267519780465787 0.876939493491205 1817 Putative protein of unknown function; YGL010W is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YDL079C MRK1 hom FT PROTEIN PHOSPHORYLATION 0.00266101242132554 0.877586873008873 1818 Glycogen synthase kinase 3 (GSK-3) homolog; one of four GSK-3 homologs in S. cerevisiae that function to activate Msn2p-dependent transcription of stress responsive genes and that function in protein degradation regulation of protein catabolic process|protein phosphorylation|response to stress protein serine/threonine kinase activity cellular_component YNL207W RIO2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00263884041553346 0.878598902456547 1819 Essential serine kinase involved in the processing of the 20S pre-rRNA into mature 18S rRNA; has similarity to Rio1p maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) nucleocytoplasmic transporter activity|protein kinase activity cytosol|nucleus|cytoplasm YDL044C MTF2 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.00250247955968823 0.884827320476372 1820 Mitochondrial matrix protein that interacts with an N-terminal region of mitochondrial RNA polymerase (Rpo41p) and couples RNA processing and translation to transcription cytoplasmic translation|mRNA processing RNA binding mitochondrion YMR135C GID8 hom FT KETONE METABOLISM|CELL CYCLE|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.00248776975572033 0.885499637766278 1821 Subunit of GID Complex, binds strongly to central component Vid30p; GID Complex is involved in proteasome-dependent catabolite inactivation of fructose-1,6-bisphosphatase; recruits Rmd5p, Fyv10 and Vid28p to GID Complex; contains LisH, CTLH, and CRA domains that mediate binding to Vid30p (LisH) and Rmd5p and Vid28p (CTLH and CRA); dosage-dependent regulator of START negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|traversing start control point of mitotic cell cycle molecular_function nucleus|GID complex|cytoplasm YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00222079892600619 0.897806609775144 1822 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 YHR007C ERG11 het FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0022122134337622 0.898108754030556 1823 Lanosterol 14-alpha-demethylase; catalyzes the C-14 demethylation of lanosterol to form 4,4''-dimethyl cholesta-8,14,24-triene-3-beta-ol in the ergosterol biosynthesis pathway; member of the cytochrome P450 family; associated and coordinately regulated with the P450 reductase Ncp1p ergosterol biosynthetic process sterol 14-demethylase activity endoplasmic reticulum YLL007C_p YLL007C hom 0.00219904236069184 0.898712116384905 1824 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 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 0.00213082230542983 0.901838182773778 1825 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 YDL112W TRM3 hom FT RNA PROCESSING 0.00210810860946491 0.902879338874206 1826 2'-O-ribose methyltransferase, catalyzes the ribose methylation of the guanosine nucleotide at position 18 of tRNAs tRNA methylation tRNA (guanine) methyltransferase activity cytoplasm YJL202C_d YJL202C het 0.00207888200007114 0.904219280942026 1827 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 3' end of essential PRP21 gene encoding a subunit of the SF3a splicing factor complex Unknown Unknown Unknown YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.00207626772486055 0.904367568360675 1828 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 YDR443C SSN2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00207265927006512 0.904518791337975 1829 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 YBL023C MCM2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00205714111657541 0.905216204643985 1830 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; relative distribution to the nucleus increases upon DNA replication stress S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|pre-replicative complex assembly|double-strand break repair via break-induced replication chromatin binding|DNA replication origin binding|DNA helicase activity|single-stranded DNA binding replication fork protection complex|nucleus|DNA replication preinitiation complex|pre-replicative complex|cytoplasm|MCM complex YOR075W UFE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00205245438415436 0.905431133405813 1831 t-SNARE required for retrograde vesicular traffic and homotypic ER membrane fusion; forms a complex with the SNAREs Sec22p, Sec20p and Use1p to mediate fusion of Golgi-derived vesicles at the ER retrograde vesicle-mediated transport, Golgi to ER|endoplasmic reticulum membrane fusion|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum YDL059C RAD59 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00202695216439822 0.906642392342835 1832 Protein involved DNA double-strand break repair; repairs breaks in DNA during vegetative growth via recombination and single-strand annealing; anneals complementary single-stranded DNA; forms nuclear foci upon DNA replication stress; required for loading of Rad52p to DSBs; paralog of Rad52p DNA strand renaturation|telomere maintenance via recombination|double-strand break repair via break-induced replication|double-strand break repair via single-strand annealing protein binding nucleus YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.00202395380619376 0.906738289311616 1833 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 YOR205C GEP3 hom FT MITOCHONDRION 0.00201247479386124 0.907278614008202 1834 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 YNL205C_d YNL205C hom 0.00199257599432384 0.908245935572784 1835 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER072W VTC1 hom FT MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.00184401865527829 0.914996555912837 1836 Subunit of the vacuolar transporter chaperone (VTC) complex; VTC complex is involved in membrane trafficking, vacuolar polyphosphate accumulation, microautophagy and non-autophagic vacuolar fusion; also has mRNA binding activity; protein abundance increases in response to DNA replication stress polyphosphate metabolic process|vacuolar transport|microautophagy|vacuole fusion, non-autophagic mRNA binding integral to membrane|endoplasmic reticulum|vacuolar transporter chaperone complex|intrinsic to vacuolar membrane YLR332W MID2 hom FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00180392880822741 0.916837793279076 1837 O-glycosylated plasma membrane protein that acts as a sensor for cell wall integrity signaling and activates the pathway; interacts with Rom2p, a guanine nucleotide exchange factor for Rho1p, and with cell integrity pathway protein Zeo1p UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|cell morphogenesis involved in conjugation|response to acid|response to osmotic stress transmembrane signaling receptor activity integral to plasma membrane|mating projection tip YNL085W MKT1 hom FT RESPONSE TO DNA DAMAGE|TRANSLATION 0.00177364043350676 0.918229167151828 1838 Protein that forms a complex with Pbp1p; complex may mediate posttranscriptional regulation of HO; involved in propagation of M2 dsRNA satellite of L-A virus; allelic variation affects mitochondrial genome stability, drug resistance, and more; forms cytoplasmic foci upon DNA replication stress positive regulation of translation|interspecies interaction between organisms|response to DNA damage stimulus nuclease activity polysome|cytoplasm YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00176099870281008 0.918846202440163 1839 Putative protein of unknown function, required for mitochondrial genome maintenance; null mutation results in a decrease in plasma membrane electron transport mitochondrial genome maintenance molecular_function mitochondrion YNL199C GCR2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00169751257643232 0.921727390707301 1840 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 YDR381W YRA1 het FT RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.00162508839626737 0.925056829686322 1841 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 YER002W NOP16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0016059241201219 0.925949081167302 1842 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YJR059W PTK2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.00155413252475748 0.92832004183526 1843 Putative serine/threonine protein kinase involved in regulation of ion transport across plasma membrane; enhances spermine uptake protein phosphorylation|cellular ion homeostasis|polyamine transport|G1/S transition of mitotic cell cycle|regulation of cell size protein kinase activity nucleus|plasma membrane|cytoplasm YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.00149858162397576 0.930927101641944 1844 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 YDL081C RPP1A hom FT TRANSLATION|RIBOSOME 0.00148120842292696 0.931675027007135 1845 Ribosomal stalk protein P1 alpha, involved in the interaction between translational elongation factors and the ribosome; accumulation of P1 in the cytoplasm is regulated by phosphorylation and interaction with the P2 stalk component cytoplasmic translation|translational elongation structural constituent of ribosome cytosolic large ribosomal subunit YMR235C RNA1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|NUCLEUS 0.00148035211495535 0.931714430095638 1846 GTPase activating protein (GAP) for Gsp1p, involved in nuclear transport rRNA metabolic process|ribosomal subunit export from nucleus|tRNA metabolic process|rRNA export from nucleus|RNA import into nucleus|protein import into nucleus|chromatin silencing at telomere Ran GTPase activator activity cytosol|integral to membrane|nucleus YHR151C MTC6 hom 0.00143670334804949 0.933723151501321 1847 Protein of unknown function; mtc6 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00140165327335942 0.935336466105628 1848 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 YOR116C RPO31 het FF|FT NUCLEUS 0.00136059632429351 0.9372266073469 1849 RNA polymerase III largest subunit C160, part of core enzyme; similar to bacterial beta-prime subunit and to RPA190 and RPO21 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPR058W YMC1 hom FT MITOCHONDRION 0.00135076325190563 0.937744349022548 1850 Putative mitochondrial inner membrane transporter; proposed role in oleate metabolism and glutamate biosynthesis; member of the mitochondrial carrier (MCF) family; YMC1 has a paralog, YMC2, that arose from the whole genome duplication mitochondrial transport organic acid transmembrane transporter activity mitochondrion|integral to membrane YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.0013232512887994 0.938946170407387 1851 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 YCL075W YCL075W hom FT NUCLEUS 0.00131530151807908 0.939312256932354 1852 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 YER112W LSM4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00128455527755306 0.940737069260659 1853 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|cytoplasmic mRNA processing body assembly U6 snRNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YHR182W YHR182W hom FT SIGNALING 0.00127328357549046 0.941247392105293 1854 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 YDR137W RGP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00123233264043342 0.943226987429091 1855 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 YCL054W SPB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00122365659259234 0.943541820307596 1856 AdoMet-dependent methyltransferase involved in rRNA processing and 60S ribosomal subunit maturation; methylates G2922 in the tRNA docking site of the large subunit rRNA and in the absence of snR52, U2921; suppressor of PAB1 mutants maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA methylation rRNA (uridine-2'-O-)-methyltransferase activity|rRNA (guanine) methyltransferase activity nucleolus|nucleus|preribosome, large subunit precursor YML078W CPR3 hom FT MITOCHONDRION 0.00119396791690939 0.94490120844184 1857 Mitochondrial peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; involved in protein refolding after import into mitochondria protein folding|apoptotic process peptidyl-prolyl cis-trans isomerase activity mitochondrion YNL268W LYP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00117351316862114 0.945843683724201 1858 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 YML034W SRC1 hom FF|FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00115040445515388 0.946940188832585 1859 Inner nuclear membrane protein; functions in regulation of subtelomeric genes and is linked to TREX (transcription export) factors; SRC1 produces 2 splice variant proteins with different functions; alternative splicing of SRC1 pre-mRNA is promoted by Hub1p; mutant has aneuploidy tolerance maintenance of rDNA|mitotic sister chromatid segregation molecular_function nuclear envelope YKL029C MAE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0011202688821873 0.948335864192594 1860 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 YGL055W OLE1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00111892733702408 0.948359153947835 1861 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 YOR139C_d YOR139C hom 0.00105907973727468 0.951117691861109 1862 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SFL1/YOR140W Unknown Unknown Unknown YGR210C_p YGR210C hom 0.00103806421446691 0.952086494825518 1863 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YER151C UBP3 hom FT VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS 0.00103689360573998 0.952140461278338 1864 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 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 0.00103682284893264 0.952143723258237 1865 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 YER039C HVG1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.000942351158178735 0.956499683065158 1866 Protein of unknown function, has homology to Vrg4p biological_process molecular_function integral to membrane YGR265W_d YGR265W het 0.000863136579576302 0.960153164976194 1867 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 YBR004C GPI18 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00085077823458135 0.960723225704072 1868 Functional ortholog of human PIG-V, which is a mannosyltransferase that transfers the second mannose in glycosylphosphatidylinositol biosynthesis; the authentic, non-tagged protein was localized to mitochondria GPI anchor biosynthetic process mannosyltransferase activity|dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to endoplasmic reticulum membrane|mitochondrion|mannosyltransferase complex|integral to membrane|endoplasmic reticulum YBR016W YBR016W hom FT PLASMA MEMBRANE 0.000842612759393394 0.961099890464431 1869 Tail-anchored plasma membrane protein with a conserved CYSTM module; predicted to be palmitoylated; has similarity to hydrophilins, which are involved in the adaptive response to hyperosmotic conditions; YBR016W has a paralog, YDL012C, that arose from the whole genome duplication biological_process molecular_function cellular bud membrane|plasma membrane|mating projection membrane YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.00083908560809059 0.961262596924031 1870 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 YGR247W CPD1 hom FT NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.000778039281871058 0.964078895799155 1871 Cyclic nucleotide phosphodiesterase; hydrolyzes ADP-ribose 1'', 2''-cyclic phosphate to ADP-ribose 1''-phosphate; may have a role in tRNA splicing; no detectable phenotype is conferred by null mutation or by overexpression; protein abundance increases in response to DNA replication stress cyclic nucleotide metabolic process 2',3'-cyclic-nucleotide 3'-phosphodiesterase activity clathrin-coated vesicle YBL045C COR1 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00076192581938614 0.964822347190712 1872 Core subunit of the ubiquinol-cytochrome c reductase complex (bc1 complex), which is a component of the mitochondrial inner membrane electron transport chain aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YOR072W_d YOR072W hom FF 0.000754788348595186 0.965151669372583 1873 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the dubious gene YOR072W-A; diploid deletion strains are methotrexate, paraquat and wortmannin sensitive Unknown Unknown Unknown YDR293C SSD1 hom FF|FT CELL CYCLE|TRANSLATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.00071926708722914 0.966904819766311 1874 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 YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.000712649029115167 0.967096092545203 1875 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 YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.000670027234203073 0.969136897230917 1876 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 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 0.00066771107349479 0.969169867622033 1877 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 YLR039C RIC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.000664805623001816 0.96930395427136 1878 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 YGR204W ADE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00063169253456901 0.970832184893347 1879 Cytoplasmic trifunctional enzyme C1-tetrahydrofolate synthase, involved in single carbon metabolism and required for biosynthesis of purines, thymidylate, methionine, and histidine; null mutation causes auxotrophy for adenine and histidine purine nucleobase biosynthetic process|folic acid-containing compound metabolic process methylenetetrahydrofolate dehydrogenase (NADP+) activity|formate-tetrahydrofolate ligase activity|methenyltetrahydrofolate cyclohydrolase activity nucleus|cytoplasm YDR452W PPN1 hom FT NUCLEUS 0.000579734379638743 0.973230364033378 1880 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 YGR233C PHO81 hom FT LIPID METABOLISM|NUCLEUS 0.000575705837537995 0.97341631569407 1881 Cyclin-dependent kinase (CDK) inhibitor; regulates Pho80p-Pho85p and Pcl7p-Pho85p cyclin-CDK complexes in response to phosphate levels; inhibitory activity for Pho80p-Pho85p requires myo-D-inositol heptakisphosphate (IP7) generated by Vip1p; relative distribution to the nucleus increases upon DNA replication stress phosphate-containing compound metabolic process cyclin-dependent protein kinase inhibitor activity nucleus|cytoplasm YGL124C MON1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.000569701001585036 0.973693492890601 1882 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 YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.000561255640642582 0.974087194146698 1883 Cytosolic copper-zinc superoxide dismutase; some mutations are analogous to those that cause ALS (amyotrophic lateral sclerosis) in humans; protein abundance increases in response to DNA replication stress and in response to prolonged exposure to boric acid cellular copper ion homeostasis|fungal-type cell wall organization|superoxide metabolic process|cellular zinc ion homeostasis|positive regulation of sequence-specific DNA binding transcription factor activity|age-dependent response to reactive oxygen species involved in chronological cell aging superoxide dismutase activity cytosol|mitochondrion|nucleus|mitochondrial intermembrane space YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.000545947534358501 0.974789959883902 1884 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 YGL127C SOH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RNA POL II, HOLOENZYME 0.000539019050295585 0.975109789797262 1885 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; involved in telomere maintenance; conserved with other metazoan MED31 subunits DNA repair|meiotic gene conversion|meiotic sister chromatid segregation|transcription from RNA polymerase II promoter molecular_function core mediator complex|nucleus YGR036C CAX4 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.000520277285774514 0.97597495954273 1886 Dolichyl pyrophosphate (Dol-P-P) phosphatase with a luminally oriented active site in the ER, cleaves the anhydride linkage in Dol-P-P, required for Dol-P-P-linked oligosaccharide intermediate synthesis and protein N-glycosylation lipid biosynthetic process|protein N-linked glycosylation dolichyldiphosphatase activity integral to endoplasmic reticulum membrane|integral to membrane YGR203W YCH1 hom FT NUCLEUS 0.000511320475028879 0.976388439812134 1887 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 YBL036C YBL036C hom 0.000503713887810576 0.976739593639655 1888 Putative non-specific single-domain racemase based on structural similarity; binds pyridoxal 5'-phosphate; expression of GFP-fusion protein induced in response to the DNA-damaging agent MMS biological_process pyridoxal phosphate binding cellular_component YJR033C RAV1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM 0.000481402233692009 0.977769624362856 1889 Subunit of the RAVE complex (Rav1p, Rav2p, Skp1p), which promotes assembly of the V-ATPase holoenzyme; required for transport between the early and late endosome/PVC and for localization of TGN membrane proteins; potential Cdc28p substrate early endosome to late endosome transport|vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex|cytoplasm|extrinsic to membrane YJL036W SNX4 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.000478729549656229 0.97789301292269 1890 Sorting nexin, involved in retrieval of late-Golgi SNAREs from post-Golgi endosomes to the trans-Golgi network and in cytoplasm to vacuole transport; contains a PX phosphoinositide-binding domain; forms complexes with Snx41p and with Atg20p piecemeal microautophagy of nucleus|mitochondrion degradation|early endosome to Golgi transport|CVT pathway|protein targeting to vacuole phosphatidylinositol-3-phosphate binding cytosol|pre-autophagosomal structure|extrinsic to membrane|early endosome YNL220W ADE12 hom FT NUCLEOTIDE METABOLISM 0.000470019292385061 0.97829513896973 1891 Adenylosuccinate synthase, catalyzes the first step in synthesis of adenosine monophosphate from inosine 5'monophosphate during purine nucleotide biosynthesis; exhibits binding to single-stranded autonomously replicating (ARS) core sequence purine nucleotide biosynthetic process DNA replication origin binding|adenylosuccinate synthase activity cytoplasm YCR030C SYP1 hom FT CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.00046920407250543 0.978332775472177 1892 Protein of unknown function that is involved in endocytic site formation; may regulate assembly and disassembly of the septin ring; colocalizes and interacts with septin subunits; potential role in actin cytoskeletal organization septin cytoskeleton organization|actin cortical patch assembly molecular_function mating projection base|mating projection tip|cellular bud neck|cellular bud tip YDR532C KRE28 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.000464604689300864 0.978545117486889 1893 Subunit of a kinetochore-microtubule binding complex with Spc105p that bridges centromeric heterochromatin and kinetochore MAPs and motors, and is also required for sister chromatid bi-orientation and kinetochore binding of SAC components biological_process molecular_function chromosome, centromeric region|condensed nuclear chromosome kinetochore|spindle pole body YML054C CYB2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.000462974966703756 0.978620358066967 1894 Cytochrome b2 (L-lactate cytochrome-c oxidoreductase), component of the mitochondrial intermembrane space, required for lactate utilization; expression is repressed by glucose and anaerobic conditions lactate metabolic process L-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial intermembrane space YMR041C ARA2 hom FT OXIDATION-REDUCTION PROCESS 0.000460041988547197 0.978755767466156 1895 NAD-dependent arabinose dehydrogenase, involved in biosynthesis of dehydro-D-arabinono-1,4-lactone; similar to plant L-galactose dehydrogenase dehydro-D-arabinono-1,4-lactone biosynthetic process D-arabinose 1-dehydrogenase [NAD(P)+] activity cellular_component YEL049W PAU2 hom 0.000448137778440618 0.9793053659141 1896 Member of the seripauperin multigene family encoded mainly in subtelomeric regions, active during alcoholic fermentation, regulated by anaerobiosis, negatively regulated by oxygen, repressed by heme biological_process molecular_function cellular_component YDR382W RPP2B hom FT TRANSLATION|RIBOSOME 0.000444815410660112 0.979458756114403 1897 Ribosomal protein P2 beta, a component of the ribosomal stalk, which is involved in the interaction between translational elongation factors and the ribosome; regulates the accumulation of P1 (Rpp1Ap and Rpp1Bp) in the cytoplasm translational elongation|cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR152C_p YOR152C hom 0.000444511135014408 0.979472804236612 1898 Putative protein of unknown function; YOR152C is not an essential gene biological_process molecular_function membrane YOL141W PPM2 hom FT RNA PROCESSING|MITOCHONDRION 0.000439010961926784 0.979726743180872 1899 AdoMet-dependent tRNA methyltransferase also involved in methoxycarbonylation; required for the synthesis of wybutosine (yW), a modified guanosine found at the 3'-position adjacent to the anticodon of phe-tRNA; similarity to Ppm1p tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity mitochondrion|cytoplasm YMR135W-A_d YMR135W-A hom 0.000438504112839937 0.979768279861374 1900 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR098C_p YJR098C hom FT LIPID METABOLISM|MITOCHONDRION 0.000426991238661969 0.98028169207146 1901 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YJL115W ASF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0004158915051796 0.980842950146238 1902 Nucleosome assembly factor, involved in chromatin assembly and disassembly, anti-silencing protein that causes derepression of silent loci when overexpressed; plays a role in regulating Ty1 transposition DNA replication-independent nucleosome assembly|histone acetylation|nucleosome disassembly|histone exchange|positive regulation of histone acetylation|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere|DNA replication-dependent nucleosome assembly|regulation of transcription from RNA polymerase II promoter in response to stress histone binding chromatin assembly complex YDL109C_p YDL109C hom FT LIPID METABOLISM 0.000414530385643098 0.980857017925888 1903 Putative lipase; involved in lipid metabolism; not an essential gene; YDL109C has a paralog, ROG1, that arose from the whole genome duplication cellular lipid metabolic process molecular_function cellular_component YER060W-A FCY22 hom 0.000412687400428488 0.980964872196457 1904 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YIL128W MET18 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO DNA DAMAGE|NUCLEUS 0.000398747327453797 0.981593990787044 1905 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia1p and Cia2p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; ortholog of human MMS19 methionine metabolic process|nucleotide-excision repair|transcription from RNA polymerase II promoter molecular_function cytoplasm YBR041W FAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.000396684880635966 0.981680973994533 1906 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 YGL146C_p RRT6 hom 0.000392042439698953 0.981895326300894 1907 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; contains two putative transmembrane spans, but no significant homology to other known proteins biological_process molecular_function membrane YBL081W_p YBL081W hom 0.000371524316019176 0.982881154559725 1908 Non-essential protein of unknown function; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function cellular_component YIL149C MLP2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.000366388278849358 0.983079861772175 1909 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 YDR048C_d YDR048C hom 0.000359146801990467 0.983414231010475 1910 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL235C YPD1 het FT SIGNALING|NUCLEUS 0.000358683304737072 0.983435632714746 1911 Phosphorelay intermediate protein, phosphorylated by the plasma membrane sensor Sln1p in response to osmotic stress and then in turn phosphorylates the response regulators Ssk1p in the cytosol and Skn7p in the nucleus osmosensory signaling pathway via two-component system protein histidine kinase binding|transferase activity, transferring phosphorus-containing groups nucleus|cytoplasm YBR200W BEM1 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.000341420495619463 0.984232740798965 1912 Protein containing SH3-domains, involved in establishing cell polarity and morphogenesis; functions as a scaffold protein for complexes that include Cdc24p, Ste5p, Ste20p, and Rsr1p establishment of cell polarity|cell morphogenesis involved in conjugation with cellular fusion protein complex scaffold|phosphatidylinositol-3-phosphate binding incipient cellular bud site|mating projection tip|cellular bud neck|cellular bud tip YAL061W_p BDH2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.000339780864983609 0.984308451372226 1913 Putative medium-chain alcohol dehydrogenase with similarity to BDH1; transcription induced by constitutively active PDR1 and PDR3 biological_process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor nucleus|cytoplasm YDR107C TMN2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.00033685918236072 0.984443361537222 1914 Protein with a role in cellular adhesion and filamentous growth; similar to Emp70p and Tmn3p; member of the evolutionarily conserved Transmembrane Nine family of proteins with nine membrane-spanning segments cellular copper ion homeostasis|pseudohyphal growth|vacuolar transport|invasive growth in response to glucose limitation molecular_function fungal-type vacuole membrane|integral to membrane YMR018W_p YMR018W hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.000335357435681166 0.984512705618937 1915 Putative protein of unknown function with similarity to human PEX5Rp (peroxin protein 5 related protein); transcription increases during colony development similar to genes involved in peroxisome biogenesis; YMR018W is not an essential gene biological_process molecular_function cellular_component YGR216C GPI1 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.000326510281898274 0.984921230773368 1916 Membrane protein involved in the synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), the first intermediate in the synthesis of glycosylphosphatidylinositol (GPI) anchors; human and mouse GPI1p are functional homologs GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.000324602648747692 0.985009317943715 1917 Type I transmembrane sorting receptor for multiple vacuolar hydrolases; cycles between the late-Golgi and prevacuolar endosome-like compartments vacuolar transport|protein targeting to vacuole signal sequence binding integral to membrane|Golgi apparatus YCR021C HSP30 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.000322667192337378 0.985098690071992 1918 Hydrophobic plasma membrane localized, stress-responsive protein that negatively regulates the H(+)-ATPase Pma1p; induced by heat shock, ethanol treatment, weak organic acid, glucose limitation, and entry into stationary phase negative regulation of ATPase activity|response to stress molecular_function integral to membrane|plasma membrane YFR039C_p YFR039C hom 0.000319277177984136 0.985255228688148 1919 Putative protein of unknown function; may be involved in response to high salt and changes in carbon source; deletion mutant has decreased spore survival in Drosophila feces biological_process molecular_function cellular_component YJL175W_d YJL175W hom 0.000316633132399507 0.98538386877976 1920 Dubious open reading frame unlikely to encode a functional protein; deletion confers resistance to cisplatin, hypersensitivity to 5-fluorouracil, and growth defect at high pH with high calcium; overlaps gene for SWI3 transcription factor Unknown Unknown Unknown YLR390W-A CCW14 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00030650762249069 0.98585333686485 1921 Covalently linked cell wall glycoprotein, present in the inner layer of the cell wall fungal-type cell wall organization structural constituent of cell wall mitochondrion|fungal-type cell wall YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.000300530776689182 0.986129166301865 1922 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 YGR097W ASK10 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|RNA POL II, HOLOENZYME 0.000299507716474006 0.986168122111916 1923 Component of RNA polymerase II holoenzyme; phosphorylated in response to oxidative stress; has a role in destruction of Ssn8p; proposed to function in activation of the glycerol channel Fps1p; ASK10 has a paralog, RGC1, that arose from the whole genome duplication cellular protein catabolic process|cellular response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter|positive regulation of glycerol transport molecular_function DNA-directed RNA polymerase II, holoenzyme|cytoplasm YKL180W RPL17A het FT TRANSLATION|RIBOSOME 0.000293059494909605 0.986465885286055 1924 Ribosomal 60S subunit protein L17A; copurifies with the Dam1 complex (aka DASH complex); homologous to mammalian ribosomal protein L17 and bacterial L22; RPL17A has a paralog, RPL17B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YJR137C MET5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.000292664898809082 0.986494194618292 1925 Sulfite reductase beta subunit, involved in amino acid biosynthesis, transcription repressed by methionine fungal-type cell wall organization|sulfate assimilation sulfite reductase (NADPH) activity sulfite reductase complex (NADPH)|cytoplasm YDR094W_d YDR094W hom 0.000290804241038761 0.986570027866484 1926 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 YOR345C_d YOR345C hom 0.000286747663683101 0.986757352111782 1927 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene REV1; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 Unknown Unknown Unknown YCL023C_d YCL023C hom 0.000284538661330446 0.986859359520953 1928 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF KCC4 Unknown Unknown Unknown YKL122C SRP21 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.000284339817706949 0.986868541741227 1929 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 YGR088W CTT1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.000275440985634234 0.987279474640013 1930 Cytosolic catalase T, has a role in protection from oxidative damage by hydrogen peroxide response to reactive oxygen species catalase activity cytoplasm YOR087W YVC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00027403536048595 0.987344384325037 1931 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 YGL237C HAP2 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.000273761512223004 0.987362691221856 1932 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 YLR150W STM1 hom FT SIGNALING|TRANSLATION|NUCLEUS|RIBOSOME 0.000272300316994965 0.987424506176073 1933 Protein required for optimal translation under nutrient stress; perturbs association of Yef3p with ribosomes; involved in TOR signaling; binds G4 quadruplex and purine motif triplex nucleic acid; helps maintain telomere structure; protein abundance increases in response to DNA replication stress; serves as a ribosome preservation factor both during quiescence and recovery translational elongation|TOR signaling cascade|regulation of translational initiation in response to stress|telomere maintenance|anti-apoptosis triplex DNA binding|DNA binding|telomeric DNA binding cytosolic ribosome|polysome|cytoplasm YGR022C_d YGR022C hom 0.000271702700373864 0.987452103294613 1934 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 YGR110W CLD1 hom FT LIPID METABOLISM|MITOCHONDRION 0.000268187779613847 0.987618114724413 1935 Mitochondrial cardiolipin-specific phospholipase; functions upstream of Taz1p to generate monolyso-cardiolipin; transcription increases upon genotoxic stress; involved in restricting Ty1 transposition; has homology to mammalian CGI-58 cardiolipin acyl-chain remodeling|cardiolipin metabolic process phospholipase A2 activity mitochondrion YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.000266568768405742 0.987689181868899 1936 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 YBR090C_p YBR090C hom FT NUCLEUS 0.000265621329234748 0.98774575366402 1937 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YGL110C CUE3 hom 0.00026340758684832 0.987835161831853 1938 Protein of unknown function; has a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination biological_process ubiquitin binding cytoplasm YIL114C POR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.000260942546875389 0.987948995008205 1939 Putative mitochondrial porin (voltage-dependent anion channel); not required for mitochondrial membrane permeability or mitochondrial osmotic stability; POR2 has a paralog, POR1, that arose from the whole genome duplication DNA transport|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to membrane YNL263C YIF1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.000260805188353371 0.987955338099946 1940 Integral membrane protein required for the fusion of ER-derived COPII transport vesicles with the Golgi; interacts with Yip1p and Yos1p; localizes to the Golgi, the ER, and COPII vesicles; homolog of human YIPF3 ER to Golgi vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|endoplasmic reticulum membrane|ER to Golgi transport vesicle YML065W ORC1 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.000251660166499722 0.988377648592092 1941 Largest subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; exhibits ATPase activity pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette chromatin binding|DNA replication origin binding|ATPase activity|ATP binding DNA replication preinitiation complex|nucleus|pre-replicative complex|nuclear origin of replication recognition complex YFR025C HIS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.000250745719736721 0.988423333773346 1942 Histidinolphosphatase, catalyzes the eighth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process histidinol-phosphatase activity intracellular YJL058C BIT61 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.000247587239045796 0.988565734489564 1943 Subunit of TORC2 membrane-associated complex; involved in regulation of cell cycle-dependent actin cytoskeletal dynamics during polarized growth and cell wall integrity; BIT61 has a paralog, BIT2, that arose from the whole genome duplication fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|plasma membrane|cytoplasm YJL171C YJL171C hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00024327043932368 0.988765082988229 1944 GPI-anchored cell wall protein of unknown function; induced in response to cell wall damaging agents and by mutations in genes involved in cell wall biogenesis; sequence similarity to YBR162C/TOS1, a covalently bound cell wall protein; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrion|fungal-type cell wall|plasma membrane YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.000235789832266665 0.989110536800644 1945 Putative serine/threonine protein phosphatase of the type 2A-like phosphatase family, required for glycogen accumulation; interacts with Tap42p, which binds to and regulates other protein phosphatases glycogen metabolic process|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YFR016C YFR016C hom 0.000232765994790434 0.989250177946885 1946 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and bud; interacts with Spa2p; YFL016C is not an essential gene biological_process molecular_function cellular bud|cytoplasm YBR118W TEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|CYTOSKELETON|RIBOSOME 0.000231882336184637 0.989290985460542 1947 Translational elongation factor EF-1 alpha; also encoded by TEF1; functions in the binding reaction of aminoacyl-tRNA (AA-tRNA) to ribosomes; may also have a role in tRNA re-export from the nucleus; TEF2 has a paralog, TEF1, that arose from the whole genome duplication translational elongation|tRNA export from nucleus GDP binding|GTP binding|translation elongation factor activity ribosome|eukaryotic translation elongation factor 1 complex|cytoplasm YIL025C_d YIL025C hom 0.000228741916668787 0.989436010825575 1948 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR465C RMT2 hom FT NUCLEUS 0.000215158582573357 0.990081106043551 1949 Arginine N5 methyltransferase; methylates ribosomal protein Rpl12 (L12) on Arg67; relative distribution to the nucleus increases upon DNA replication stress peptidyl-arginine methylation protein-arginine N5-methyltransferase activity nucleus|cytoplasm YDL157C_p YDL157C hom FT MITOCHONDRION 0.000213575727977505 0.990136394068153 1950 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 YDR023W SES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.000211509435704396 0.990231817223773 1951 Cytosolic seryl-tRNA synthetase, class II aminoacyl-tRNA synthetase that aminoacylates tRNA(Ser), displays tRNA-dependent amino acid recognition which enhances discrimination of the serine substrate, interacts with peroxin Pex21p seryl-tRNA aminoacylation serine-tRNA ligase activity cytoplasm YLR211C_p YLR211C hom 0.000210283302557782 0.990288441173926 1952 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR211C is not an essential gene; ORF contains an intron biological_process molecular_function cytoplasm YKR023W_p YKR023W hom FT NUCLEUS|MITOCHONDRION 0.000207118767253784 0.990434582533849 1953 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YOR301W RAX1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.000202390616068286 0.990652933812783 1954 Protein involved in bud site selection during bipolar budding; localization requires Rax2p; has similarity to members of the insulin-related peptide superfamily cellular bud site selection molecular_function integral to membrane|cellular bud neck YMR270C RRN9 het FT NUCLEUS 0.000200462116003906 0.990746139791136 1955 Protein involved in promoting high level transcription of rDNA, subunit of UAF (upstream activation factor) for RNA polymerase I transcription of nuclear large rRNA transcript from RNA polymerase I promoter TBP-class protein binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YLR305C STT4 het FT LIPID METABOLISM|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.000198891133961312 0.990814544239066 1956 Phosphatidylinositol-4-kinase that functions in the Pkc1p protein kinase pathway; required for normal vacuole morphology, cell wall integrity, and actin cytoskeleton organization phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity mitochondrion|plasma membrane YOR300W_d YOR300W hom 0.000193033059019205 0.991085078249082 1957 Dubious open reading frame, unlikely to encode a protein; overlaps with verified gene BUD7/YOR299W; mutation affects bipolar budding and bud site selection, though phenotype could be due to the mutation's effects on BUD7 Unknown Unknown Unknown YER064C VHR2 hom FT NUCLEUS 0.000192629410766006 0.99110371932226 1958 Non-essential nuclear protein; null mutation has global effects on transcription; VHR2 has a paralog, VHR1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress regulation of transcription, DNA-dependent molecular_function nucleus YKL205W LOS1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.000191588811760687 0.991155737770282 1959 Nuclear pore protein involved in nuclear export of pre-tRNA and in re-export of mature tRNAs after their retrograde import from the cytoplasm tRNA re-export from nucleus|tRNA splicing, via endonucleolytic cleavage and ligation|tRNA export from nucleus tRNA binding|Ran GTPase binding mitochondrion|integral to membrane|nuclear matrix|cytoplasm YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.000189836182312657 0.991232714874846 1960 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 YLR414C PUN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.000187075833286976 0.991360192230345 1961 Plasma membrane protein with a role in cell wall integrity; co-localizes with Sur7p in punctate membrane patches; null mutant displays decreased thermotolerance; transcription induced upon cell wall damage and metal ion stress fungal-type cell wall organization|protein oligomerization molecular_function integral to membrane|membrane raft|plasma membrane|cellular bud|cytoplasm YCL074W YCL074W hom FT NUCLEUS 0.000185341477485683 0.991440287682353 1962 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 YGR032W GSC2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE|CYTOSKELETON 0.000183976742289149 0.991503313497217 1963 Catalytic subunit of 1,3-beta-glucan synthase, involved in formation of the inner layer of the spore wall; activity positively regulated by Rho1p and negatively by Smk1p; has similarity to an alternate catalytic subunit, Fks1p (Gsc1p) ascospore wall assembly|(1->3)-beta-D-glucan biosynthetic process 1,3-beta-D-glucan synthase activity 1,3-beta-D-glucan synthase complex|integral to membrane|actin cap|prospore membrane YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.000183731806626785 0.991514625052323 1964 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 YAL068C PAU8 hom FT TRANSCRIPTION FROM RNA POL II 0.000180048476927063 0.991685968779445 1965 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YNL298W CLA4 hom FF|FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.000179076293938004 0.991744448207408 1966 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 YHR049C-A_d YHR049C-A hom 0.000177548255076129 0.991800192781773 1967 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR328W NMA1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.000173003183242984 0.992010093190242 1968 Nicotinic acid mononucleotide adenylyltransferase; catalyzes the transfer of the adenylyl moiety of ATP to nicotinamide mononucleotide to form NAD; involved in pathways of NAD biosynthesis, including the de novo, NAD(+) salvage, and nicotinamide riboside salvage pathways; NMA1 has a paralog, NMA2, that arose from the whole genome duplication NAD biosynthetic process nicotinamide-nucleotide adenylyltransferase activity nucleus|cytoplasm YDL110C TMA17 hom FT NUCLEUS 0.000172325579966906 0.992049704097635 1969 Protein of unknown function that associates with ribosomes; heterozygous deletion demonstrated increases in chromosome instability in a rad9 deletion background; protein abundance is decreased upon intracellular iron depletion biological_process molecular_function ribosome|nucleus|cytoplasm YGL235W_p YGL235W hom 0.000171200606043284 0.992093339925132 1970 Putative protein of unknown function; potential Cdc28p substrate; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 biological_process molecular_function cellular_component YKL050C YKL050C hom 0.000170150497261807 0.992141836155389 1971 Protein of unknown function; the YKL050W protein is a target of the SCFCdc4 ubiquitin ligase complex and YKL050W transcription is regulated by Azf1p biological_process molecular_function cellular_component YDR244W PEX5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.000169160182339226 0.99218757100618 1972 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 YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0001688325825379 0.992202700267885 1973 Component of the TRAPP (transport protein particle) complex, which plays an essential role in the vesicular transport from endoplasmic reticulum to Golgi ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YML022W APT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.000162716668127477 0.992485146825948 1974 Adenine phosphoribosyltransferase; catalyzes the formation of AMP from adenine and 5-phosphoribosylpyrophosphate; involved in the salvage pathway of purine nucleotide biosynthesis; APT1 has a paralog, APT2, that arose from the whole genome duplication AMP biosynthetic process|adenine salvage adenine phosphoribosyltransferase activity nucleus|cytoplasm YPR088C SRP54 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.000162553745300112 0.992492670978252 1975 Signal recognition particle (SRP) subunit (homolog of mammalian SRP54); contains the signal sequence-binding activity of SRP, interacts with the SRP RNA, and mediates binding of SRP to signal receptor; contains GTPase domain SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|SRP-dependent cotranslational protein targeting to membrane|protein targeting to ER 7S RNA binding|GTP binding|signal sequence binding signal recognition particle, endoplasmic reticulum targeting YOR094W ARF3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.00016166302011998 0.99253380673525 1976 Glucose-repressible ADP-ribosylation factor, GTPase of the Ras superfamily involved in development of polarity; also has mRNA binding activity intracellular protein transport|positive regulation of phosphatidylinositol biosynthetic process|endocytosis|actin filament bundle assembly|actin cortical patch localization|cellular bud site selection mRNA binding|GTPase activity cellular bud neck|cellular bud tip YNR017W TIM23 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.000158672292898136 0.992673019237104 1977 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); involved in protein import into mitochondrial matrix and inner membrane; with Tim17p, contributes to architecture and function of the import channel protein import into mitochondrial matrix mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane presequence translocase complex YGL181W GTS1 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS|CYTOSKELETON 0.000158052898845692 0.992700530720054 1978 Protein involved in Arf3p regulation and in transcription regulation; localizes to the nucleus and to endocytic patches; contains an N-terminal Zn-finger and ArfGAP homology domain, a C-terminal glutamine-rich region, and a UBA (ubiquitin associated) domain; gts1 mutations affect budding, cell size, heat tolerance, sporulation, life span, ultradian rhythms, endocytosis; expression oscillates in a pattern similar to metabolic oscillations endocytosis|ultradian rhythm|regulation of transcription from RNA polymerase II promoter|negative regulation of phosphatidylinositol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter ARF GTPase activator activity|repressing transcription factor binding|transcription factor binding transcription factor activity nucleus|cytoplasm|actin cortical patch YJL152W_d YJL152W hom 0.000157954087493213 0.992705094067784 1979 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR012C_d YBR012C hom 0.000156510823813628 0.992771747509404 1980 Dubious open reading frame, unlikely to encode a functional protein; expression induced by iron-regulated transcriptional activator Aft2p Unknown Unknown Unknown YGR041W BUD9 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.000156334209641688 0.992779903986683 1981 Protein involved in bud-site selection; mutant has increased aneuploidy tolerance; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the distal pole cellular bud site selection molecular_function plasma membrane|cellular bud neck YLR214W FRE1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0001559537797585 0.992797473177856 1982 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low copper and iron levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YJL001W PRE3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.000155526526320506 0.992817204800544 1983 Beta 1 subunit of the 20S proteasome, responsible for cleavage after acidic residues in peptides proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.000154431552707103 0.992867773415857 1984 Endo-polygalacturonase, pectolytic enzyme that hydrolyzes the alpha-1,4-glycosidic bonds in the rhamnogalacturonan chains in pectins pseudohyphal growth|pectin catabolic process polygalacturonase activity extracellular region YCR073C SSK22 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.000153722300065671 0.99290052848894 1985 MAP kinase kinase kinase of the HOG1 mitogen-activated signaling pathway; functionally redundant with, and homologous to, Ssk2p; interacts with and is activated by Ssk1p; phosphorylates Pbs2p MAPK cascade involved in osmosensory signaling pathway|protein phosphorylation protein kinase activity|MAP kinase kinase kinase activity cellular_component YLL063C AYT1 hom 0.000150971333851694 0.993027575149083 1986 Acetyltransferase; catalyzes trichothecene 3-O-acetylation, suggesting a possible role in trichothecene biosynthesis secondary metabolic process trichothecene 3-O-acetyltransferase activity cellular_component YLR028C ADE16 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.000150812542440689 0.993034908548254 1987 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE16 has a paralog, ADE17, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine ascospore formation|'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process|aerobic respiration phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.000149120005620689 0.99312027212908 1988 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 YJR078W BNA2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.000148341708092802 0.993149018161704 1989 Putative tryptophan 2,3-dioxygenase or indoleamine 2,3-dioxygenase, required for de novo biosynthesis of NAD from tryptophan via kynurenine; interacts genetically with telomere capping gene CDC13; regulated by Hst1p and Aftp de novo NAD biosynthetic process from tryptophan tryptophan 2,3-dioxygenase activity|indoleamine 2,3-dioxygenase activity cytoplasm YIL100W_d YIL100W hom 0.000142857722705906 0.99340228349345 1990 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the dubious ORF YIL100C-A Unknown Unknown Unknown YDL218W_p YDL218W hom 0.000138581468121929 0.993599773000663 1991 Putative protein of unknown function; YDL218W transcription is regulated by Azf1p and induced by starvation and aerobic conditions; expression also induced in cells treated with the mycotoxin patulin biological_process molecular_function integral to membrane|cytoplasm YHL001W RPL14B hom FT TRANSLATION|RIBOSOME 0.000138258947038396 0.993618480577252 1992 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 YFR014C CMK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.000137827286908257 0.993639354518609 1993 Calmodulin-dependent protein kinase; may play a role in stress response, many Ca++/calmodulin dependent phosphorylation substrates demonstrated in vitro, amino acid sequence similar to mammalian Cam Kinase II; CMK1 has a paralog, CMK2, that arose from the whole genome duplication signal transduction|protein phosphorylation protein kinase activity|calmodulin-dependent protein kinase activity cytoplasm YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.000137765218214029 0.993640318816827 1994 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 YFL014W HSP12 hom FT MEMBRANE ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|PLASMA MEMBRANE 0.000137208670970699 0.993663172731772 1995 Plasma membrane protein involved in maintaining membrane organization in stress conditions; induced by heat shock, oxidative stress, osmostress, stationary phase, glucose depletion, oleate and alcohol; protein abundance increased in response to DNA replication stress and dietary restriction; regulated by the HOG and Ras-Pka pathways; required for dietary restriction-induced lifespan extension cellular response to oxidative stress|cell adhesion|plasma membrane organization|cellular response to osmotic stress|cellular response to heat lipid binding cytosol|endosome|nucleus|plasma membrane|cytoplasm YDR330W UBX5 hom FT PROTEOLYSIS|NUCLEUS 0.000133586017933692 0.993834161260199 1996 UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YOR267C HRK1 hom FT ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.00013244662479549 0.993883098063651 1997 Protein kinase; implicated in activation of the plasma membrane H(+)-ATPase Pma1p in response to glucose metabolism; plays a role in ion homeostasis; protein abundance increases in response to DNA replication stress protein phosphorylation|cellular ion homeostasis protein serine/threonine kinase activity|protein kinase activity cytoplasm YLR405W DUS4 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS 0.00013207707244693 0.993903807265707 1998 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus1p, and Dus3p tRNA modification tRNA dihydrouridine synthase activity cellular_component YBR176W ECM31 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00013037939279415 0.993978569077687 1999 Ketopantoate hydroxymethyltransferase, required for pantothenic acid biosynthesis, converts 2-oxoisovalerate into 2-dehydropantoate pantothenate biosynthetic process 3-methyl-2-oxobutanoate hydroxymethyltransferase activity mitochondrion YLR205C HMX1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.000129949846842101 0.994001094247765 2000 ER localized heme oxygenase, involved in heme degradation during iron starvation and in the oxidative stress response; expression is regulated by AFT1 and oxidative stress; relocates to the perinuclear region in the presence of oxidants response to oxidative stress|cellular iron ion homeostasis|heme catabolic process heme oxygenase (decyclizing) activity endoplasmic reticulum|membrane|nuclear outer membrane YDR169C STB3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.000127148256674718 0.994127792869395 2001 Ribosomal RNA processing element (RRPE)-binding protein; involved in the glucose-induced transition from quiescence to growth; restricted to nucleus in quiescent cells, released into cytoplasm after glucose repletion; binds Sin3p; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter by glucose sequence-specific DNA binding nucleus|cytoplasm YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.000123875920580871 0.994278919611719 2002 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 YDL028C MPS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.000123297768154287 0.994305620525251 2003 Dual-specificity kinase; required for spindle pole body (SPB) duplication and spindle checkpoint function; substrates include SPB proteins Spc42p, Spc110p, and Spc98p, mitotic exit network protein Mob1p, kinetochore protein Cnn1p, and checkpoint protein Mad1p protein phosphorylation|sister chromatid biorientation|spindle assembly|spindle pole body duplication associated with nuclear envelope|mitotic cell cycle spindle assembly checkpoint protein serine/threonine/tyrosine kinase activity|protein kinase activity condensed nuclear chromosome kinetochore|spindle pole body YKR060W UTP30 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.000121736161095627 0.994377740525961 2004 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 YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.000119761563609652 0.994469759266516 2005 cis-Golgi t-SNARE syntaxin required for vesicular transport between the ER and the Golgi complex, binds at least 9 SNARE proteins ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|cis-Golgi network YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.000117324702540742 0.994585520533922 2006 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 YLR199C PBA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.000116352974471683 0.994626353622867 2007 Protein involved in 20S proteasome assembly; forms a heterodimer with Add66p that binds to proteasome precursors; similar to human PAC1 constituent of the PAC1-PAC2 complex involved in proteasome assembly proteasome assembly molecular_function cytoplasm YGR246C BRF1 het FT TRANSLATION|NUCLEUS 0.000116138559617521 0.994638657829929 2008 TFIIIB B-related factor, one of three subunits of RNA polymerase III transcription initiation factor TFIIIB, binds TFIIIC and TBP and recruits RNA pol III to promoters, amino-terminal half is homologous to TFIIB DNA-dependent transcriptional open complex formation|transposon integration|RNA polymerase III transcriptional preinitiation complex assembly|negative regulation of protein homodimerization activity TFIIIC-class transcription factor binding|RNA polymerase III core binding|DNA binding|TFIIIB-type transcription factor activity transcription factor TFIIIB complex YDR226W ADK1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.000115859953382608 0.994649122969474 2009 Adenylate kinase, required for purine metabolism; localized to the cytoplasm and the mitochondria; lacks cleavable signal sequence; protein abundance increases in response to DNA replication stress ADP biosynthetic process|DNA replication initiation|nucleotide metabolic process adenylate kinase activity mitochondrion|mitochondrial intermembrane space|cytoplasm YBR169C SSE2 hom 0.000115742464999343 0.994654548972737 2010 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 YKL166C TPK3 hom FT SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.000115388456245044 0.994677264137402 2011 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk2p; localizes to P-bodies during stationary phase; TPK3 has a paralog, TPK1, that arose from the whole genome duplication protein phosphorylation|mitochondrion organization|Ras protein signal transduction cAMP-dependent protein kinase activity|protein kinase activity cAMP-dependent protein kinase complex|nucleus|cytoplasm YCL022C_d YCL022C hom 0.000112280567601098 0.994814430987985 2012 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene KCC4/YCL024W Unknown Unknown Unknown YCR013C_d YCR013C het 0.000110692213273839 0.994887786580028 2013 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcription of both YCR013C and the overlapping essential gene PGK1 is reduced in a gcr1 null mutant Unknown Unknown Unknown YBR089W_d YBR089W het 0.000106539476711396 0.99507957424703 2014 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 YGR292W MAL12 hom FT CARBOHYDRATE METABOLISM 0.000105070321401544 0.995151047055674 2015 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL1 complex locus; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YBR294W SUL1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.000104173173625248 0.995191731113025 2016 High affinity sulfate permease of the SulP anion transporter family; sulfate uptake is mediated by specific sulfate transporters Sul1p and Sul2p, which control the concentration of endogenous activated sulfate intermediates sulfate transport|transmembrane transport sulfate transmembrane transporter activity integral to membrane|plasma membrane YLR106C MDN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.000101999316247175 0.995289254808002 2017 Huge dynein-related AAA-type ATPase (midasin), forms extended pre-60S particle with the Rix1 complex (Rix1p-Ipi1p-Ipi3p); acts in removal of ribosomal biogenesis factors at successive steps of pre-60S assembly and export from nucleus ribosomal large subunit assembly|rRNA processing ATPase activity nucleoplasm|mitochondrion|nucleus YGR136W LSB1 hom FT NUCLEUS 9.86058795374072e-05 0.995448015095823 2018 Protein containing an N-terminal SH3 domain; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; protein increases in abundance and forms nuclear foci in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YGL125W MET13 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 9.77422946866941e-05 0.995485859315339 2019 Major isozyme of methylenetetrahydrofolate reductase, catalyzes the reduction of 5,10-methylenetetrahydrofolate to 5-methyltetrahydrofolate in the methionine biosynthesis pathway methionine biosynthetic process methylenetetrahydrofolate reductase (NADPH) activity mitochondrion YLR280C_d YLR280C hom 9.67747943713743e-05 0.99553054198481 2020 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR104C SPO71 hom FT CELL WALL ORG/BIOGENESIS 9.4465414108727e-05 0.995637197587777 2021 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation, in particular for the proper size of the prospore membrane (PSM); interacts with SPO1; dispensable for both nuclear divisions during meiosis; contains two PH domains ascospore wall assembly molecular_function ascospore wall YGR278W CWC22 het FT RNA PROCESSING|NUCLEUS 9.11417787703371e-05 0.99579069532547 2022 Spliceosome-associated protein that is required for pre-mRNA splicing; necessary for Prp2p function at the first catalytic step of splicing; has similarity to S. pombe Cwf22p; CWC22 is an essential protein mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex|U2-type catalytic step 1 spliceosome YDR487C RIB3 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 9.10744869326273e-05 0.995793803112339 2023 3,4-dihydroxy-2-butanone-4-phosphate synthase (DHBP synthase), required for riboflavin biosynthesis from ribulose-5-phosphate, also has an unrelated function in mitochondrial respiration riboflavin biosynthetic process|aerobic respiration 3,4-dihydroxy-2-butanone-4-phosphate synthase activity cytosol|mitochondrial intermembrane space YJR052W RAD7 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 8.77194114831784e-05 0.995951777001399 2024 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad16p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process damaged DNA binding|ubiquitin-protein ligase activity|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YBL099W ATP1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 8.73705031774978e-05 0.995965469137904 2025 Alpha subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrial nucleoid|proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, catalytic core YLR024C UBR2 hom 8.58878033847216e-05 0.996033343601158 2026 Cytoplasmic ubiquitin-protein ligase (E3); required for ubiquitylation of Rpn4p; mediates formation of a Mub1p-Ubr2p-Rad6p complex protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YNL166C BNI5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 8.57151873338274e-05 0.996048411087226 2027 Protein involved in organization of septins at the mother-bud neck, may interact directly with the Cdc11p septin, localizes to bud neck in a septin-dependent manner septin ring assembly|cytokinesis molecular_function cellular bud neck septin ring|cellular bud neck YCL035C GRX1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 8.53375659779875e-05 0.996058755648541 2028 Glutathione-dependent disulfide oxidoreductase; hydroperoxide and superoxide-radical responsive, heat-stable, with active site cysteine pair; protects cells from oxidative damage; GRX1 has a paralog, GRX2, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress protein glutathionylation|cellular response to oxidative stress disulfide oxidoreductase activity|glutathione transferase activity|glutathione peroxidase activity nucleus|cytoplasm YGR010W NMA2 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 8.50850590856358e-05 0.996072763725386 2029 Nicotinic acid mononucleotide adenylyltransferase; catalyzes the transfer of the adenylyl moiety of ATP to nicotinamide mononucleotide to form NAD; involved in de novo and salvage synthesis of NAD(+); NMA2 has a paralog, NMA1, that arose from the whole genome duplication NAD biosynthetic process nicotinamide-nucleotide adenylyltransferase activity nucleus YNL157W IGO1 hom FT NUCLEUS 8.49517292075795e-05 0.996077160591669 2030 Protein required for initiation of G0 program; prevents degradation of nutrient-regulated mRNAs via the 5'-3' mRNA decay pathway; phosphorylated by Rim15p; GFP protein localizes to the cytoplasm and nucleus; similar to Igo2p mRNA stabilization molecular_function nucleus|cytoplasmic mRNA processing body|cytoplasm YER071C_p TDA2 hom FT SITE OF POLARIZED GROWTH 8.07566938413082e-05 0.996275330430939 2031 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function mating projection tip|cytoplasm YCR102W-A_d YCR102W-A hom 8.02079116987255e-05 0.996295662699786 2032 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL174C TPO5 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 7.45237701444499e-05 0.996558178474233 2033 Protein involved in excretion of putrescine and spermidine; putative polyamine transporter in the Golgi or post-Golgi vesicles polyamine transport polyamine transmembrane transporter activity integral to membrane|Golgi apparatus YDR358W GGA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 7.39685986581254e-05 0.996583818474112 2034 Golgi-localized protein with homology to gamma-adaptin, interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner in order to facilitate traffic through the late Golgi Golgi to vacuole transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to endosome transport ubiquitin binding trans-Golgi network YOL022C TSR4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS 7.33603404407496e-05 0.996611910231795 2035 Cytoplasmic protein required for correct processing of the 20S pre-rRNA at site D to generate mature 18S rRNA; essential gene in S288C background but not in CEN.PK2 maturation of SSU-rRNA molecular_function cytoplasm YDL176W YDL176W hom 7.31368789384027e-05 0.996624751837421 2036 Protein of unknown function, predicted by computational methods to be involved in fructose-1,6-bisphosphatase (Fbp1p) degradation; interacts with components of the GID complex; YDL176W is not an essential gene biological_process molecular_function cellular_component YJR094W-A RPL43B hom FT TRANSLATION|RIBOSOME 7.25684072323105e-05 0.996648484829525 2037 Ribosomal 60S subunit protein L43B; homologous to mammalian ribosomal protein L37A, no bacterial homolog; RPL43B has a paralog, RPL43A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR090C PTC5 hom FT MITOCHONDRION 7.02118775709453e-05 0.996759254908747 2038 Mitochondrial type 2C protein phosphatase (PP2C) involved in regulation of pyruvate dehydrogenase activity by dephosphorylating the serine 133 of the Pda1p subunit; localizes to the intermembrane space and is imported via the presequence pathway and processed by the inner membrane protease (Imp1p-Imp2p); acts in concert with kinases Pkp1p and Pkp2p and phosphatase Ptc6p positive regulation of catalytic activity|regulation of catalytic activity|protein dephosphorylation [pyruvate dehydrogenase (lipoamide)] phosphatase activity|protein serine/threonine phosphatase activity mitochondrion YKL152C GPM1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 6.94846757188069e-05 0.996790903774669 2039 Tetrameric phosphoglycerate mutase, mediates the conversion of 3-phosphoglycerate to 2-phosphoglycerate during glycolysis and the reverse reaction during gluconeogenesis gluconeogenesis|glycolysis phosphoglycerate mutase activity cytosol|mitochondrion YLR223C IFH1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS|CHROMOSOME 6.88272826508157e-05 0.996821264805811 2040 Coactivator that regulates transcription of ribosomal protein (RP) genes; recruited to RP gene promoters during optimal growth conditions via Fhl1p; subunit of CURI, a complex that coordinates RP production and pre-rRNA processing positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|chromatin silencing at telomere transcription coactivator activity nuclear chromatin|nucleolus|nucleus|CURI complex YML053C_p YML053C hom FT NUCLEUS 6.77740755259322e-05 0.996870373257647 2041 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus; overexpression causes a cell cycle delay or arrest; YML053C is not an essential gene biological_process molecular_function nucleus|cytoplasm YER065C ICL1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 6.67889658095629e-05 0.996915402427893 2042 Isocitrate lyase, catalyzes the formation of succinate and glyoxylate from isocitrate, a key reaction of the glyoxylate cycle; expression of ICL1 is induced by growth on ethanol and repressed by growth on glucose glyoxylate cycle isocitrate lyase activity cellular_component YJL119C_d YJL119C hom 6.61181757586896e-05 0.996946382204093 2043 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR037C MSN2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 6.59841502777672e-05 0.996952572039154 2044 Transcriptional activator; activated in stress conditions, which results in translocation from the cytoplasm to the nucleus; binds DNA at stress response elements of responsive genes, inducing gene expression; MSN2 has a paralog, MSN4, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription from RNA polymerase II promoter in response to a hypotonic environment|positive regulation of transcription from RNA polymerase II promoter in response to alkalinity|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter in response to acidity|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter in response to hydrogen peroxide|regulation of replicative cell aging by regulation of transcription from RNA polymerase II promoter in response to caloric restriction|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|positive regulation of transcription from RNA polymerase II promoter in response to freezing|positive regulation of transcription from RNA polymerase II promoter in response to ethanol|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|positive regulation of transcription from RNA polymerase II promoter in response to hydrostatic pressure|cellular response to methylmercury|positive regulation of transcription from RNA polymerase II promoter in response to nitrosative stress|positive regulation of transcription from RNA polymerase II promoter in response to cold|positive regulation of transcription from RNA polymerase II promoter in response to glucose starvation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding cytosol|nucleus YOR079C ATX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 6.53759572177698e-05 0.996982012877338 2045 Golgi membrane protein involved in manganese homeostasis; overproduction suppresses the sod1 (copper, zinc superoxide dismutase) null mutation cellular manganese ion homeostasis manganese ion transmembrane transporter activity integral to membrane|Golgi membrane YDL138W RGT2 hom FT SIGNALING|PLASMA MEMBRANE 6.52548537045791e-05 0.996986253887534 2046 Plasma membrane high glucose sensor that regulates glucose transport; contains 12 predicted transmembrane segments and a long C-terminal tail required for induction of hexose transporters; RGT2 has a paralog, SNF3, that arose from the whole genome duplication glucose transport|signal transduction|detection of glucose glucose transmembrane transporter activity|receptor activity|glucose binding integral to membrane|plasma membrane YPR082C DIB1 het FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 6.49964248888934e-05 0.996998189170722 2047 17-kDa component of the U4/U6aU5 tri-snRNP, plays an essential role in pre-mRNA splicing, orthologue of hDIM1, the human U5-specific 15-kDa protein mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex|U5 snRNP YDL234C GYP7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM 6.23412158093697e-05 0.997120817454755 2048 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 YER067W RGI1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|PLASMA MEMBRANE 6.07136928670889e-05 0.997195983074252 2049 Protein of unknown function; involved in energy metabolism under respiratory conditions; protein abundance is increased upon intracellular iron depletion; protein abundance increases in response to DNA replication stress energy reserve metabolic process molecular_function cell periphery|nucleus|cytoplasm YGR173W RBG2 hom FT TRANSLATION 5.91959024147968e-05 0.997266080824122 2050 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 YPL107W_p YPL107W hom FT MITOCHONDRION 5.7791574788581e-05 0.997330938416987 2051 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YPL107W is not an essential gene biological_process molecular_function mitochondrion YDR133C_d YDR133C hom 5.76724899599634e-05 0.997340416069722 2052 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR134C Unknown Unknown Unknown YPR159C-A_p YPR159C-A hom 5.62120367707455e-05 0.997403887963314 2053 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPL142C_d YPL142C het 5.58966274616898e-05 0.997422310204703 2054 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RPL33A/YPL143W, a component of the large (60S) ribosomal subunit Unknown Unknown Unknown YLR269C_d YLR269C hom 5.55855124500928e-05 0.997432823433042 2055 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFL021W GAT1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 5.52596642504383e-05 0.997447872444299 2056 Transcriptional activator of genes involved in nitrogen catabolite repression; contains a GATA-1-type zinc finger DNA-binding motif; activity and localization regulated by nitrogen limitation and Ure2p nitrogen catabolite activation of transcription from RNA polymerase II promoter|nitrogen catabolite activation of transcription sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity cytosol|nucleus YNL078W NIS1 hom FT CELL CYCLE|NUCLEUS|SITE OF POLARIZED GROWTH 5.49800508424511e-05 0.997460786143268 2057 Protein localized in the bud neck at G2/M phase; physically interacts with septins; possibly involved in a mitotic signaling network regulation of mitosis molecular_function nucleus|cellular bud neck YIL155C GUT2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 5.46063866973805e-05 0.99747804349373 2058 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 YLR267W_p BOP2 hom 5.45991283703719e-05 0.997478378713202 2059 Protein of unknown function biological_process molecular_function cellular_component YNL047C SLM2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 5.34526667592102e-05 0.997539445246566 2060 Phosphoinositide PI4,5P(2) binding protein, forms a complex with Slm1p; acts downstream of Mss4p in a pathway regulating actin cytoskeleton organization in response to stress; phosphorylated by the TORC2 complex; SLM2 has a paralog, SLM1, that arose from the whole genome duplication eisosome assembly|TOR signaling cascade|regulation of cell growth|actin filament bundle assembly|endosomal transport|establishment or maintenance of actin cytoskeleton polarity|actin cytoskeleton organization phosphatidylinositol binding plasma membrane YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 5.14307294364747e-05 0.997624708482868 2061 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 YIL038C NOT3 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 5.13326434466959e-05 0.997629238500934 2062 Subunit of the CCR4-NOT complex, which is a global transcriptional regulator with roles in transcription initiation and elongation and in mRNA degradation regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|positive regulation of transcription elongation from RNA polymerase II promoter|protein ubiquitination ubiquitin-protein ligase activity CCR4-NOT core complex|cytoplasm YER063W THO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 5.07946994703527e-05 0.997655834059123 2063 Conserved nuclear RNA-binding protein; specifically binds to transcribed chromatin in a THO- and RNA-dependent manner, genetically interacts with shuttling hnRNP NAB2; overproduction suppresses transcriptional defect caused by hpr1 mutation poly(A)+ mRNA export from nucleus|transcription, DNA-dependent|ribonucleoprotein complex assembly chromatin binding|double-stranded DNA binding|RNA binding nucleus YDR521W_d YDR521W hom 4.92604449079693e-05 0.997725960003039 2064 Dubious ORF that overlaps YDR520C; mutant increases expression of PIS1 and RPL3 in glycerol Unknown Unknown Unknown YIL092W_p YIL092W hom FT NUCLEUS 4.80808773818408e-05 0.997779418595024 2065 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YBL087C RPL23A hom FT TRANSLATION|RIBOSOME 4.69118672134711e-05 0.997843129865881 2066 Ribosomal 60S subunit protein L23A; homologous to mammalian ribosomal protein L23 and bacterial L14; RPL23A has a paralog, RPL23B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YNL188W KAR1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 4.51496175941617e-05 0.997916975822173 2067 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 YKL117W SBA1 hom FT NUCLEUS 4.35163873232123e-05 0.997990525822778 2068 Co-chaperone that binds to and regulates Hsp90 family chaperones; important for pp60v-src activity in yeast; homologous to the mammalian p23 proteins, and like p23 can regulate telomerase activity; protein abundance increases in response to DNA replication stress protein folding|positive regulation of telomere maintenance via telomerase|regulation of telomerase activity chaperone binding nucleus|cytoplasm YDR037W KRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 4.31824724170689e-05 0.998005647475279 2069 Lysyl-tRNA synthetase lysyl-tRNA aminoacylation lysine-tRNA ligase activity cytoplasm YJL013C MAD3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS 4.25155639080044e-05 0.998036448119371 2070 Subunit of the spindle-assembly checkpoint complex, which delays anaphase onset in cells with defects in mitotic spindle assembly; pseudosubstrate inhibitor of APC(Cdc20), the anaphase promoting complex involved in securin (Pds1p) turnover distributive segregation|mitotic cell cycle spindle assembly checkpoint|mitotic cell cycle G2/M transition decatenation checkpoint molecular_function mitotic checkpoint complex YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 4.16441899608916e-05 0.998076691843038 2071 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 YJR146W_p YJR146W hom 4.11374431270043e-05 0.998100095551154 2072 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps HMS2 biological_process molecular_function cellular_component YDR421W ARO80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 3.94862234081843e-05 0.998176355859933 2073 Zinc finger transcriptional activator of the Zn2Cys6 family; activates transcription of aromatic amino acid catabolic genes in the presence of aromatic amino acids aromatic amino acid family catabolic process|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|nucleic acid binding transcription factor activity nucleus YDL012C YDL012C hom FT PLASMA MEMBRANE 3.93713074374626e-05 0.99818166316601 2074 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 YML109W ZDS2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|GENE SILENCING|NUCLEUS|SITE OF POLARIZED GROWTH 3.8376894384e-05 0.99822758937445 2075 Protein with a role in regulating Swe1p-dependent polarized growth; involved in maintenance of Cdc55p in the cytoplasm where it promotes mitotic entry; interacts with silencing proteins at the telomere; implicated in the mitotic exit network through regulation of Cdc14p localization; ZDS2 has a paralog, ZDS1, that arose from the whole genome duplication positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|establishment of cell polarity|regulation of protein localization|chromatin silencing at rDNA|cell aging molecular_function nucleus|cellular bud neck|cellular bud tip|cytoplasm YLR179C YLR179C hom FT NUCLEUS 3.8245724074439e-05 0.998233647375596 2076 Protein of unknown function with similarity to Tfs1p; transcription is activated by paralogous proteins Yrm1p and Yrr1p along with proteins involved in multidrug resistance; GFP-tagged protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YDR051C DET1 hom FT NUCLEUS 3.51085968069806e-05 0.998378533245862 2077 Acid phosphatase involved in the non-vesicular transport of sterols in both directions between the endoplasmic reticulum and plasma membrane; deletion confers sensitivity to nickel intracellular sterol transport|dephosphorylation acid phosphatase activity nucleus|cytoplasm YPL152W-A_p YPL152W-A hom 3.42236455352398e-05 0.998419404066579 2078 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPR025C CCL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 3.31660472780614e-05 0.998468248466202 2079 Cyclin associated with protein kinase Kin28p, which is the TFIIH-associated carboxy-terminal domain (CTD) kinase involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|cyclin-dependent protein kinase regulator activity mitochondrion|holo TFIIH complex|TFIIK complex YDL237W AIM6 hom 3.16667723941567e-05 0.998537491386592 2080 Putative protein of unknown function, required for respiratory growth; YDL237W is not an essential gene biological_process molecular_function cellular_component YKL130C SHE2 hom FT RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 3.16470516294013e-05 0.998538402175848 2081 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 YDR327W_d YDR327W het 3.11853292574281e-05 0.998559726490165 2082 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene SKP1 Unknown Unknown Unknown YOR286W RDL2 hom FT MITOCHONDRION 3.05450920572482e-05 0.998589295384607 2083 Protein with rhodanese activity; contains a rhodanese-like domain similar to Rdl1p, Uba4p, Tum1p, and Ych1p; overexpression causes a cell cycle delay; null mutant displays elevated frequency of mitochondrial genome loss biological_process thiosulfate sulfurtransferase activity mitochondrion YEL052W AFG1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|RESPONSE TO OXIDATIVE STRESS|PEROXISOME ORGANIZATION|MITOCHONDRION 2.9710657396375e-05 0.998627833151946 2084 Conserved protein that may act as a chaperone in the degradation of misfolded or unassembled cytochrome c oxidase subunits; localized to matrix face of the mitochondrial inner membrane; member of the AAA family but lacks a protease domain protein import into peroxisome matrix|cellular response to oxidative stress|misfolded or incompletely synthesized protein catabolic process molecular_function mitochondrion|mitochondrial inner membrane YOR364W_d YOR364W hom 2.94116609657306e-05 0.998641642088792 2085 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR365C Unknown Unknown Unknown YML023C NSE5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 2.48804920177662e-05 0.998851082434418 2086 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair DNA repair molecular_function Smc5-Smc6 complex|nucleus YAL003W EFB1 het FT TRANSLATION|RIBOSOME 2.47603716575344e-05 0.998856629282009 2087 Translation elongation factor 1 beta; stimulates nucleotide exchange to regenerate EF-1 alpha-GTP for the next elongation cycle; part of the EF-1 complex, which facilitates binding of aminoacyl-tRNA to the ribosomal A site translational elongation translation elongation factor activity|guanyl-nucleotide exchange factor activity ribosome|eukaryotic translation elongation factor 1 complex YNL104C LEU4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 2.37513932825856e-05 0.99890305758576 2088 Alpha-isopropylmalate synthase (2-isopropylmalate synthase); the main isozyme responsible for the first step in the leucine biosynthesis pathway; LEU4 has a paralog, LEU9, that arose from the whole genome duplication leucine biosynthetic process 2-isopropylmalate synthase activity mitochondrion|cytoplasm YKL179C COY1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 2.19644505402956e-05 0.998985586310029 2089 Golgi membrane protein with similarity to mammalian CASP; genetic interactions with GOS1 (encoding a Golgi snare protein) suggest a role in Golgi function Golgi vesicle transport molecular_function Golgi membrane YOL015W IRC10 hom 2.16980982260258e-05 0.998998485974918 2090 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YJR100C AIM25 hom FT MITOCHONDRION 2.15598848329806e-05 0.999004865454731 2091 Putative protein of unknown function; non-tagged protein is detected in purified mitochondria in high-throughput studies; similar to murine NOR1; null mutant is viable and displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YDR430C CYM1 hom FT PROTEOLYSIS|MITOCHONDRION 2.15386536745243e-05 0.999005251447706 2092 Lysine-specific metalloprotease of the mitochondrial intermembrane space, member of the pitrilysin family; degrades proteins and presequence peptides cleaved from imported proteins; required for normal mitochondrial morphology proteolysis|proteolysis involved in cellular protein catabolic process metalloendopeptidase activity mitochondrion|mitochondrial intermembrane space YOR289W_p YOR289W hom FT NUCLEUS 1.92381258989153e-05 0.999112826675369 2093 Putative protein of unknown function; transcription induced by the unfolded protein response; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YCR083W TRX3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 1.84473923678833e-05 0.999148019259007 2094 Mitochondrial thioredoxin, highly conserved oxidoreductase required to maintain the redox homeostasis of the cell, forms the mitochondrial thioredoxin system with Trr2p, redox state is maintained by both Trr2p and Glr1p cellular response to oxidative stress disulfide oxidoreductase activity mitochondrion YKL024C URA6 het FT NUCLEOTIDE METABOLISM|NUCLEUS 1.83539436668405e-05 0.999152335124467 2095 Uridylate kinase, catalyzes the seventh enzymatic step in the de novo biosynthesis of pyrimidines, converting uridine monophosphate (UMP) into uridine-5'-diphosphate (UDP) 'de novo' pyrimidine nucleobase biosynthetic process|nucleobase-containing compound metabolic process uridylate kinase activity|adenylate kinase activity nucleus|cytoplasm YDL174C DLD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 1.78728971236201e-05 0.99917455193619 2096 D-lactate dehydrogenase, oxidizes D-lactate to pyruvate, transcription is heme-dependent, repressed by glucose, and derepressed in ethanol or lactate; located in the mitochondrial inner membrane cellular carbohydrate metabolic process|aerobic respiration D-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial inner membrane YLR323C CWC24 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 1.74532882057601e-05 0.999193931292945 2097 Spliceosome assembly factor, essential for the first step of splicing; component of the pre-catalytic spliceosome complex containing Cef1p; has similarity to S. pombe Cwf24p generation of catalytic spliceosome for first transesterification step|snoRNA splicing molecular_function nucleus|U2-type spliceosomal complex YPR037C ERV2 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 1.70505894056996e-05 0.999212529667685 2098 Flavin-linked sulfhydryl oxidase localized to the endoplasmic reticulum lumen, involved in disulfide bond formation within the ER protein thiol-disulfide exchange thiol oxidase activity integral to endoplasmic reticulum membrane YLR016C PML1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 1.66152812997178e-05 0.999232748605533 2099 Subunit of the RES complex, which is required for nuclear retention of unspliced pre-mRNAs; acts in the same pathway as Pml39p and Mlp1p mRNA export from nucleus|mRNA splicing, via spliceosome|maintenance of RNA location molecular_function RES complex|nucleus|cytoplasm YDL222C FMP45 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 1.62308733273267e-05 0.999251059202777 2100 Integral membrane protein localized to mitochondria (untagged protein); required for sporulation and maintaining sphingolipid content; has sequence similarity to SUR7 and YNL194C fungal-type cell wall organization|ascospore formation molecular_function cell cortex|mitochondrion|integral to membrane|plasma membrane YMR096W SNZ1 hom FT COFACTOR METABOLISM 1.48845386476256e-05 0.999313080404598 2101 Protein involved in vitamin B6 biosynthesis; member of a stationary phase-induced gene family; coregulated with SNO1; interacts with Sno1p and with Yhr198p, perhaps as a multiprotein complex containing other Snz and Sno proteins pyridoxine metabolic process|thiamine biosynthetic process protein binding cellular_component YGL152C_d YGL152C hom 1.27592040837407e-05 0.999410724453082 2102 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF PEX14/YGL153W Unknown Unknown Unknown YGR077C PEX8 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 1.19439654572905e-05 0.999448375712925 2103 Intraperoxisomal organizer of the peroxisomal import machinery; organizes the formation of the importomer complex, bridging the docking complex with the RING finger complex; tightly associated with the lumenal face of the peroxisomal membrane; essential for peroxisome biogenesis; binds PTS1-signal receptor Pex5p, and PTS2-signal receptor Pex7p protein targeting to peroxisome|peroxisome organization peroxisome targeting sequence binding peroxisomal matrix|peroxisomal membrane|extrinsic to intraperoxisomal membrane YMR204C INP1 hom FT PEROXISOME ORGANIZATION 1.16997330829661e-05 0.999459736067176 2104 Peripheral membrane protein of peroxisomes involved in peroxisomal inheritance; recruitment to peroxisomes is mediated by interaction with Pex3p at the peroxisomal membrane peroxisome inheritance molecular_function peroxisome|extrinsic to intraperoxisomal membrane YGL260W_p YGL260W hom 1.05864807803945e-05 0.999511143221832 2105 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 YGL091C NBP35 het FT RNA PROCESSING|COFACTOR METABOLISM|NUCLEUS 9.89193808364714e-06 0.999543147252965 2106 Essential iron-sulfur cluster binding protein localized in the cytoplasm; forms a complex with Cfd1p that is involved in iron-sulfur protein assembly in the cytosol; similar to P-loop NTPases iron-sulfur cluster assembly|tRNA wobble uridine modification 4 iron, 4 sulfur cluster binding|ATPase activity|iron ion binding mitochondrion|nucleus|cytoplasm YFL027C GYP8 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM 9.61883061179029e-06 0.999555760543165 2107 GTPase-activating protein for yeast Rab family members; Ypt1p is the preferred in vitro substrate but also acts on Sec4p, Ypt31p and Ypt32p; involved in the regulation of ER to Golgi vesicle transport vesicle-mediated transport Rab GTPase activator activity intracellular YGR047C TFC4 het FT NUCLEUS 9.47497544950291e-06 0.999562404399917 2108 One of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauA domain of TFIIIC that binds BoxA DNA promoter sites of tRNA and similar genes; has TPR motifs; human homolog is TFIIIC-102 transcription from a RNA polymerase III hybrid type promoter|transcription from RNA polymerase III type 2 promoter|5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex YNL161W CBK1 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 9.14823731285236e-06 0.999577557643349 2109 Serine/threonine protein kinase of the the RAM signaling network; Ndr/LATS family member; binds regulatory subunit Mob2p; involved in regulation of cellular morphogenesis, polarized growth, and septum destruction; phosphorylation by Cbk1p regulates localization and activity of Ace2p transcription factor and Ssd1p translational repressor; Cbk1p activity is regulated by both phosphorylation and specific localization; relocalizes to cytoplasm upon DNA replication stress regulation of fungal-type cell wall organization|establishment or maintenance of cell polarity|protein phosphorylation|establishment or maintenance of actin cytoskeleton polarity|budding cell apical bud growth|Unknown protein serine/threonine kinase activity incipient cellular bud site|cellular bud|cellular bud neck|cellular bud tip|cytoplasm|cell cortex|nucleus|mating projection tip YKR044W UIP5 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 7.94997874514883e-06 0.999632835378859 2110 Protein of unknown function that interacts with Ulp1p, a Ubl (ubiquitin-like protein)-specific protease for Smt3p protein conjugates biological_process molecular_function nuclear envelope YPR056W TFB4 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 6.83607254722262e-06 0.999684280412511 2111 Subunit of TFIIH complex, involved in transcription initiation, similar to 34 kDa subunit of human TFIIH; interacts with Ssl1p phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YLR042C_p YLR042C hom 6.3931052136441e-06 0.999704738571236 2112 Protein of unknown function; localizes to the cytoplasm; YLL042C is not an essential gene biological_process molecular_function fungal-type cell wall YKL097C_d YKL097C hom 5.89245299919388e-06 0.999727901483715 2113 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species Unknown Unknown Unknown YOR050C_d YOR050C hom 5.28462511010255e-06 0.999755933006008 2114 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutation is viable Unknown Unknown Unknown YHL040C ARN1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 5.28025279677955e-06 0.999756134938466 2115 ARN family transporter for siderophore-iron chelates; responsible for uptake of iron bound to ferrirubin, ferrirhodin, and related siderophores; protein increases in abundance and relocalizes to the vacuole upon DNA replication stress siderophore transport siderophore transmembrane transporter activity endosome|integral to membrane|plasma membrane|cytoplasmic membrane-bounded vesicle YKR063C LAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 4.51099723513388e-06 0.999791693601178 2116 Protein required for pre-rRNA processing at both ends of ITS2; may coordinate the action of the Rat1p-Rai1p exoRNAse; required for the G1/S transition of the cell cycle; human ortholog is Las1L; mutants require the SSD1-v allele for viability maturation of LSU-rRNA|maturation of 5.8S rRNA molecular_function mitochondrion|nucleus|preribosome|cytoplasm YDL199C_p YDL199C hom 3.71130476731777e-06 0.999828672541356 2117 Putative transporter, member of the sugar porter family transport|transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YKL201C MNN4 hom FT CARBOHYDRATE METABOLISM 2.90820664368025e-06 0.999865686354972 2118 Putative positive regulator of mannosylphosphate transferase Mnn6p; involved in mannosylphosphorylation of N-linked oligosaccharides; expression increases in late-logarithmic and stationary growth phases; MNN4 has a paralog, YJR061W, that arose from the whole genome duplication protein O-linked glycosylation|protein N-linked glycosylation|response to stress molecular_function membrane YLL017W YLL017W hom FT SIGNALING 2.31368904453987e-06 0.999893143766023 2119 Non-essential Ras guanine nucleotide exchange factor (GEF); localized to the membrane; expressed in poor nutrient conditions and on nonfermentable carbon sources; contains a stop codon in S288C, full-length gene includes YLL016W; SDC25 has a paralog, CDC25, that arose from the whole genome duplication Ras protein signal transduction Ras guanyl-nucleotide exchange factor activity membrane YLR401C DUS3 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 1.17871280744958e-06 0.999945561910266 2120 Dihydrouridine synthase; member of a widespread family of conserved proteins including Smm1p, Dus1p, and Dus4p; contains a consensus oleate response element (ORE) in its promoter region; forms nuclear foci upon DNA replication stress tRNA modification tRNA dihydrouridine synthase activity nucleus|cytoplasm YOR296W_p YOR296W hom -1.10026164969487e-06 0.999949215468082 2121 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; expressed during copper starvation; YOR296W is not an essential gene biological_process molecular_function cytoplasm YKL151C YKL151C hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM -1.18564295549204e-06 0.999945266366262 2122 NADHX dehydratase; converts (S)-NADHX to NADH in an ATP-dependent manner; homologous to Carkd in mammals, and the C-terminal domain of YjeF in E.coli; enzyme is widespread in eukaryotes, prokaryotes and archaea; YKL151C promoter contains STREs (stress response elements) and expression is induced by heat shock or methyl methanesulfonate; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress nicotinamide nucleotide metabolic process ATP-dependent NAD(P)H-hydrate dehydratase activity cytoplasm YPL012W RRP12 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME -1.2188807813726e-06 0.999943706778336 2123 Protein required for export of the ribosomal subunits; associates with the RNA components of the pre-ribosomes; has a role in nuclear import in association with Pse1p; contains HEAT-repeats maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis molecular_function ribosome|nucleus|90S preribosome YLR400W_d YLR400W hom -1.3031476214975e-06 0.999939814968756 2124 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER030W CHZ1 hom FT CHROMATIN ORGANIZATION|NUCLEUS -3.08640258822967e-06 0.99985745649048 2125 Histone chaperone for Htz1p/H2A-H2B dimer; required for the stabilization of the Chz1p-Htz1-H2B complex; has overlapping function with Nap1p; null mutant displays weak sensitivity to MMS and benomyl; contains a highly conserved CHZ motif; protein abundance increases in response to DNA replication stress chromatin remodeling histone binding chromatin assembly complex|nucleus YGL243W TAD1 hom FT RNA PROCESSING|NUCLEUS -4.00603084261047e-06 0.999814984054364 2126 tRNA-specific adenosine deaminase, deaminates adenosine-37 to inosine in tRNA-Ala tRNA modification tRNA-specific adenosine-37 deaminase activity nucleus YOR266W PNT1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION -4.18787766576556e-06 0.999806585576513 2127 Mitochondrial integral inner membrane protein involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p; deletion mutant sensitive to the anti-Pneumocystis carinii drug pentamidine protein insertion into mitochondrial membrane from inner side molecular_function mitochondrion|integral to mitochondrial inner membrane YDL083C RPS16B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME -5.78792365139499e-06 0.999732888020002 2128 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S16 and bacterial S9; RPS16B has a paralog, RPS16A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YHL012W_p YHL012W hom -5.86313978257767e-06 0.999729214680868 2129 Putative UTP glucose-1-phosphate uridylyltransferase; YHL012W has a paralog, UGP1, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR005W TAF4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME -6.69949494696709e-06 0.99969058816029 2130 TFIID subunit (48 kDa), involved in RNA polymerase II transcription initiation; potential Cdc28p substrate RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|RNA polymerase II activating transcription factor binding transcription factor TFIID complex YOR261C RPN8 het FT PROTEOLYSIS -6.86096298727347e-06 0.999683130863702 2131 Essential, non-ATPase regulatory subunit of the 26S proteasome; has similarity to the human p40 proteasomal subunit and to another S. cerevisiae regulatory subunit, Rpn11p ubiquitin-dependent protein catabolic process molecular_function proteasome storage granule|proteasome regulatory particle, lid subcomplex YJR016C ILV3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION -1.22378292702839e-05 0.999434803805828 2132 Dihydroxyacid dehydratase, catalyzes third step in the common pathway leading to biosynthesis of branched-chain amino acids branched-chain amino acid biosynthetic process dihydroxy-acid dehydratase activity mitochondrion YJL208C NUC1 hom FT NUCLEUS|MITOCHONDRION -1.2580849969334e-05 0.999418961620457 2133 Major mitochondrial nuclease, has RNAse and DNA endo- and exonucleolytic activities; has roles in mitochondrial recombination, apoptosis and maintenance of polyploidy DNA catabolic process|RNA catabolic process|apoptotic process|DNA recombination ribonuclease activity|endodeoxyribonuclease activity|exodeoxyribonuclease activity mitochondrion|mitochondrial inner membrane|nucleus YCR089W FIG2 hom FT CELL WALL ORG/BIOGENESIS -1.26956688741615e-05 0.999413833812105 2134 Cell wall adhesin, expressed specifically during mating; may be involved in maintenance of cell wall integrity during mating filamentous growth of a population of unicellular organisms|cell morphogenesis involved in conjugation with cellular fusion|invasive growth in response to glucose limitation|cytogamy molecular_function fungal-type cell wall|mating projection YJR128W_d YJR128W hom -1.30972638317652e-05 0.999395111386315 2135 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RSF2 Unknown Unknown Unknown YBL035C POL12 het FT ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME -1.32538864154793e-05 0.999387877875539 2136 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 YBR005W RCR1 hom FT VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -1.36603256409454e-05 0.999369106748089 2137 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 YEL066W HPA3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS -1.37954601091259e-05 0.999362865651918 2138 D-Amino acid N-acetyltransferase, catalyzes N-acetylation of D-amino acids through ordered bi-bi mechanism in which acetyl-CoA is first substrate bound and CoA is last product liberated; similar to Hpa2p, acetylates histones weakly in vitro D-amino acid metabolic process D-amino-acid N-acetyltransferase activity nucleus|cytoplasm YOR020W-A_p YOR020W-A hom FT MITOCHONDRION -1.38391068275002e-05 0.999360849857063 2139 Putative protein of unknown function, conserved in A. gossypii; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YNL180C RHO5 hom FT SIGNALING|NUCLEUS|PLASMA MEMBRANE -1.41407442910249e-05 0.999347211376306 2140 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins, likely involved in protein kinase C (Pkc1p)-dependent signal transduction pathway that controls cell integrity Rho protein signal transduction GTPase activity endomembrane system|fungal-type vacuole membrane|plasma membrane|nucleus|cytoplasm YMR104C YPK2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS -1.52932159998676e-05 0.999294325490644 2141 Protein kinase with similarity to serine/threonine protein kinase Ypk1p; functionally redundant with YPK1 at the genetic level; participates in a signaling pathway required for optimal cell wall integrity; homolog of mammalian kinase SGK; YPK2 has a paralog, YPK1, that arose from the whole genome duplication eisosome assembly|protein phosphorylation protein kinase activity nucleus|cytoplasm YPL019C VTC3 hom FT MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM -1.77671602258121e-05 0.999179435323931 2142 Subunit of the vacuolar transporter chaperone (VTC) complex involved in membrane trafficking, vacuolar polyphosphate accumulation, microautophagy and non-autophagic vacuolar fusion polyphosphate metabolic process|vacuolar transport|microautophagy|vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane|integral to membrane|vacuolar transporter chaperone complex|endoplasmic reticulum YJR011C_p YJR011C hom -1.85799788351466e-05 0.999141895842158 2143 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 YOR353C SOG2 het FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH -1.98890118283477e-05 0.999081439036234 2144 Key component of the RAM signaling network, required for proper cell morphogenesis and cell separation after mitosis signal transduction|cytokinetic cell separation|budding cell apical bud growth molecular_function incipient cellular bud site|cellular bud|mating projection tip|cytoplasm YER068C-A_d YER068C-A hom -2.04804986919517e-05 0.999054545175127 2145 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR119C JHD2 hom FT CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEUS -2.25862373570234e-05 0.998956869511322 2146 JmjC domain family histone demethylase specific for H3-K4 (histone H3 Lys4); removes methyl groups specifically added by Set1p methyltransferase; protein levels regulated by Not4p (E3 ubiquitin ligase) polyubiquitin-mediated degradation histone demethylation histone demethylase activity (H3-K4 specific) nucleus|cytoplasm YLR226W BUR2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS -2.31962481244074e-05 0.998928696582709 2147 Cyclin for the Sgv1p (Bur1p) protein kinase; Sgv1p and Bur2p comprise a CDK-cyclin complex involved in transcriptional regulation through its phosphorylation of the carboxy-terminal domain of the largest subunit of RNA polymerase II phosphorylation of RNA polymerase II C-terminal domain|positive regulation of histone ubiquitination|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation|mitotic sister chromatid segregation cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YEL004W YEA4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -2.33061503570141e-05 0.998923620823668 2148 Uridine diphosphate-N-acetylglucosamine (UDP-GlcNAc) transporter required for cell wall chitin synthesis; localized to the ER fungal-type cell wall chitin biosynthetic process|UDP-N-acetylglucosamine transport|UDP-glucose transport|transmembrane transport UDP-N-acetylglucosamine transmembrane transporter activity integral to membrane|endoplasmic reticulum YNR041C COQ2 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION -2.41549041876884e-05 0.998884421713108 2149 Para hydroxybenzoate: polyprenyl transferase, catalyzes the second step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process 4-hydroxybenzoate octaprenyltransferase activity mitochondrion|integral to mitochondrial membrane|integral to membrane YBR104W YMC2 hom FT MITOCHONDRION -2.43344809946465e-05 0.998876128082416 2150 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 YLR178C TFS1 hom FT SIGNALING|PROTEOLYSIS -2.48269378827843e-05 0.998853384302087 2151 Protein that interacts with and inhibits carboxypeptidase Y and Ira2p; phosphatidylethanolamine-binding protein (PEBP) family member; targets to vacuolar membranes during stationary phase; acetylated by NatB N-terminal acetyltransferase; protein abundance increases in response to DNA replication stress regulation of Ras protein signal transduction|regulation of proteolysis lipid binding|peptidase inhibitor activity|phospholipid binding fungal-type vacuole lumen|fungal-type vacuole membrane|cytoplasm YIR010W DSN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE -2.58754426407632e-05 0.998804959839106 2152 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; important for chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore|spindle pole YNL039W BDP1 het FT NUCLEUS -2.67633988729901e-05 0.998764134672681 2153 Essential subunit of RNA polymerase III transcription factor (TFIIIB), which is involved in transcription of genes encoding tRNAs, 5S rRNA, U6 snRNA, and other small RNAs DNA-dependent transcriptional open complex formation|positive regulation of transposon integration|RNA polymerase III transcriptional preinitiation complex assembly TFIIIC-class transcription factor binding|TFIIIB-type transcription factor activity transcription factor TFIIIB complex YKL202W_d YKL202W hom -2.6996869006756e-05 0.998753167547251 2154 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR059W SEN15 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION -2.74977491727723e-05 0.99873003474902 2155 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p tRNA-type intron splice site recognition and cleavage tRNA-intron endonuclease activity tRNA-intron endonuclease complex YDL091C UBX3 hom -2.89500025347177e-05 0.998662963454878 2156 Subunit of the DSC ubiquitin ligase complex; UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; ortholog of fission yeast Ucp10 biological_process molecular_function cytoplasm YNL158W PGA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM -2.98693024285435e-05 0.99862050624448 2157 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 YDR219C MFB1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX -3.00346924694344e-05 0.998612867823728 2158 Mitochondria-associated F-box protein involved in maintenance of normal mitochondrial morphology; interacts with Skp1p through the F-box motif; preferentially localizes to the mother cell during budding SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|mitochondrion organization molecular_function extrinsic to mitochondrial outer membrane|SCF ubiquitin ligase complex YDR022C ATG31 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON -3.06155702347746e-05 0.998586040400591 2159 Autophagy-specific protein required for autophagosome formation; may form a complex with Atg17p and Atg29p that localizes other proteins to the pre-autophagosomal structure; high-copy suppressor of CIK1 deletion autophagy|mitochondrion degradation|piecemeal microautophagy of nucleus molecular_function pre-autophagosomal structure|cytoplasm YJR022W LSM8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS -3.18250405683786e-05 0.998530181885514 2160 Lsm (Like Sm) protein; forms heteroheptameric complex (with Lsm2p, Lsm3p, Lsm4p, Lsm5p, Lsm6p, and Lsm7p) that is part of spliceosomal U6 snRNP and is also implicated in processing of pre-tRNA, pre-snoRNA, and pre-rRNA mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|nucleus|U4/U6 x U5 tri-snRNP complex YPR108W RPN7 het FT PROTEOLYSIS|NUCLEUS -3.19930585412077e-05 0.998523083747864 2161 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 YOR155C ISN1 hom FT NUCLEOTIDE METABOLISM -3.22724330728017e-05 0.99850951938717 2162 Inosine 5'-monophosphate (IMP)-specific 5'-nucleotidase, catalyzes the breakdown of IMP to inosine, does not show similarity to known 5'-nucleotidases from other organisms nicotinamide riboside biosynthetic process|inosine salvage|nicotinic acid riboside biosynthetic process IMP 5'-nucleotidase activity cellular_component YNR073C_p YNR073C hom -3.29930613242074e-05 0.998476237696124 2163 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YKR071C DRE2 het FT COFACTOR METABOLISM|MITOCHONDRION -3.30661581455542e-05 0.998472861772804 2164 Component of the cytosolic Fe-S protein assembly (CIA) machinery; contains an Fe-S cluster that receives electrons from NADPH via the action of Tah18pin an early step in the CIA pathway; ortholog of human Ciapin1; protein abundance increases in response to DNA replication stress iron-sulfur cluster assembly electron carrier activity cytosol|cytoplasm|mitochondrial intermembrane space YML070W DAK1 hom FT CARBOHYDRATE METABOLISM -3.33621192184954e-05 0.998459193027038 2165 Dihydroxyacetone kinase, required for detoxification of dihydroxyacetone (DHA); involved in stress adaptation response to stress|glycerol catabolic process glycerone kinase activity cytoplasm YER159C BUR6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS -3.39402642613908e-05 0.998432491822242 2166 Subunit of a heterodimeric NC2 transcription regulator complex with Ncb2p; complex binds to TBP and can repress transcription by preventing preinitiation complex assembly or stimulate activated transcription; homologous to human NC2alpha negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity|transcription corepressor activity nucleus|negative cofactor 2 complex YOL077W-A ATP19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION -3.40786421577424e-05 0.998426100940844 2167 Subunit k of the mitochondrial F1F0 ATP synthase, which is a large enzyme complex required for ATP synthesis; associated only with the dimeric form of ATP synthase mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YMR048W CSM3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME -3.43139794550022e-05 0.998415232061038 2168 Replication fork associated factor; required for stable replication fork pausing; component of the DNA replication checkpoint pathway; required for accurate chromosome segregation during meiosis; forms nuclear foci upon DNA replication stress DNA repair|DNA replication checkpoint|meiotic chromosome segregation|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|mitotic sister chromatid cohesion|establishment of mitotic sister chromatid cohesion molecular_function replication fork protection complex|nucleus YNL013C_d YNL013C hom -3.49452892841517e-05 0.99838631634879 2169 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF HEF3/YNL014W Unknown Unknown Unknown 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 -3.62114035542008e-05 0.998327600936917 2170 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 YLR144C ACF2 hom FT CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION -3.65636190563389e-05 0.998311334127485 2171 Intracellular beta-1,3-endoglucanase; expression is induced during sporulation; may have a role in cortical actin cytoskeleton assembly; protein abundance increases in response to DNA replication stress actin cytoskeleton organization glucan endo-1,3-beta-D-glucosidase activity intracellular YLR117C CLF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS|CHROMOSOME -3.6612198753578e-05 0.998309090510571 2172 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; homolog of Drosophila crooked neck protein; interacts with U1 snRNP proteins cis assembly of pre-catalytic spliceosome|DNA replication initiation DNA replication origin binding|chromatin binding|first spliceosomal transesterification activity|second spliceosomal transesterification activity chromatin|U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 2 spliceosome|U2-type catalytic step 1 spliceosome YBR066C NRG2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS -3.67931055117472e-05 0.998300735467624 2173 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 YDR365C ESF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS -3.70376075801677e-05 0.998290975620398 2174 Nucleolar protein involved in pre-rRNA processing; depletion causes severely decreased 18S rRNA levels rRNA processing RNA binding nucleolus|nucleus YML010W SPT5 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME -3.8143605674184e-05 0.998238363636441 2175 Component of the universally conserved Spt4/5 complex (DSIF complex); the complex has multiple roles in concert with RNA polymerases I and II, including regulation of transcription elongation, RNA processing, quality control, and transcription-coupled DNA repair 7-methylguanosine mRNA capping|intracellular mRNA localization|mRNA splicing, via spliceosome|positive regulation of transcription elongation from RNA polymerase II promoter|Unknown|regulation of transcription-coupled nucleotide-excision repair core RNA polymerase I binding transcription factor activity|core RNA polymerase II binding transcription factor activity|rRNA binding|RNA polymerase II core binding|RNA polymerase I transcription factor binding|RNA polymerase I core binding DSIF complex|mitochondrion|rDNA heterochromatin|nucleus YJR067C YAE1 het FT NUCLEUS -3.91938185911619e-05 0.99818986035257 2176 Protein that forms a complex with Lto1p and Rli1p; essential for growth under standard (aerobic) conditions but not under anaerobic conditions; may have a role in protection of ribosomal assembly and function from damage due to reactive oxygen species biological_process molecular_function nucleus|cytoplasm YOL082W ATG19 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT -3.9468058444902e-05 0.998179099926231 2177 Receptor protein for the cytoplasm-to-vacuole targeting (Cvt) pathway; delivers cargo proteins aminopeptidase I (Ape1p) and alpha-mannosidase (Ams1p) to the phagophore assembly site for packaging into Cvt vesicles vesicle organization|ER-associated protein catabolic process|protein processing|protein complex localization|CVT pathway protein binding, bridging pre-autophagosomal structure|cytoplasm|CVT complex|extrinsic to membrane YDR374C_p YDR374C hom -4.10015049653335e-05 0.998108635805276 2178 Putative protein of unknown function biological_process molecular_function cellular_component YML116W-A_d YML116W-A hom -4.13099426059634e-05 0.998092413531892 2179 Putative protein of unknown function Unknown Unknown Unknown YKL215C OXP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM -4.25102732708407e-05 0.998036692463292 2180 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 YBR276C PPS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS -4.43294253297438e-05 0.997952676365565 2181 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 YLR410W VIP1 hom FT CYTOSKELETON -4.45147769654903e-05 0.997944116048258 2182 Inositol hexakisphosphate (IP6) and inositol heptakisphosphate (IP7) kinase; IP7 production is important for phosphate signaling; involved in cortical actin cytoskeleton function, and invasive pseudohyphal growth analogous to S. pombe asp1 inositol phosphate biosynthetic process inositol hexakisphosphate 1-kinase activity|inositol hexakisphosphate 3-kinase activity|inositol heptakisphosphate kinase activity|inositol hexakisphosphate 4-kinase activity|inositol hexakisphosphate 6-kinase activity cytoplasm YKL173W SNU114 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEOTIDE METABOLISM|NUCLEUS -4.51775395804432e-05 0.997913506887997 2183 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 YHL042W_p YHL042W hom -4.52046184000407e-05 0.997912256274478 2184 Putative protein of unknown function; member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function cellular_component YLR076C_d YLR076C het -4.55339821609317e-05 0.997903016051937 2185 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPL10 which encodes the ribosomal protein L10 Unknown Unknown Unknown YJR147W HMS2 hom FT NUCLEUS -4.55815627846637e-05 0.99789484740158 2186 Protein with similarity to heat shock transcription factors; overexpression suppresses the pseudohyphal filamentation defect of a diploid mep1 mep2 homozygous null mutant; HMS2 has a paralog, SKN7, that arose from the whole genome duplication pseudohyphal growth molecular_function nucleus|cytoplasm YIL152W_p YIL152W hom -4.60101180774318e-05 0.997875054921662 2187 Putative protein of unknown function biological_process molecular_function cellular_component YNL014W HEF3 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME -4.7376863597373e-05 0.997811932892962 2188 Translational elongation factor EF-3; member of the ABC superfamily; stimulates EF-1 alpha-dependent binding of aminoacyl-tRNA by the ribosome; normally expressed in zinc deficient cells; HEF3 has a paralog, YEF3, that arose from the whole genome duplication translational elongation ATPase activity|translation elongation factor activity cytosolic ribosome YHR035W_p YHR035W hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM -4.77677008520321e-05 0.997793882395171 2189 Putative protein of unknown function; not an essential gene biological_process molecular_function cellular_component YER018C SPC25 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE -4.84918364501873e-05 0.997760438789959 2190 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); involved in chromosome segregation, spindle checkpoint activity and kinetochore clustering microtubule nucleation|chromosome segregation structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YIR014W_p YIR014W hom -4.86075404156535e-05 0.997755095098129 2191 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; YIR014W is a non-essential gene biological_process molecular_function fungal-type vacuole YGR194C XKS1 hom FT CARBOHYDRATE METABOLISM -4.86946314221832e-05 0.99775107287218 2192 Xylulokinase, converts D-xylulose and ATP to xylulose 5-phosphate and ADP; rate limiting step in fermentation of xylulose; required for xylose fermentation by recombinant S. cerevisiae strains xylulose catabolic process xylulokinase activity cytoplasm YHR003C YHR003C hom FT MITOCHONDRION -4.93524998483048e-05 0.997720689766058 2193 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YLL055W YCT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE -4.95673716072816e-05 0.997710766093288 2194 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 YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS -5.14522379355029e-05 0.997624069772996 2195 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 YDR400W URH1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS -5.14638107479922e-05 0.997623180650632 2196 Uridine nucleosidase (uridine-cytidine N-ribohydrolase), cleaves N-glycosidic bonds in nucleosides; involved in the pyrimidine salvage and nicotinamide riboside salvage pathways pyrimidine-containing compound salvage|NAD biosynthesis via nicotinamide riboside salvage pathway|pyrimidine nucleoside catabolic process|nicotinate nucleotide salvage ribosylpyrimidine nucleosidase activity|nicotinic acid riboside hydrolase activity|nicotinamide riboside hydrolase activity|uridine nucleosidase activity nucleus|cytoplasm YCL001W-B_p YCL001W-B hom -5.17086678078304e-05 0.997611872135849 2197 Putative protein of unknown function; present in a region duplicated between chromosomes XIV and III; YCL001W-B has a paralog, DOM34, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL150C INO80 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME -5.1987469952625e-05 0.997598995896809 2198 ATPase and nucleosome spacing factor, subunit of complex containing actin and actin-related proteins that has chromatin remodeling activity and 3' to 5' DNA helicase activity in vitro; has a role in modulating stress gene transcription nucleosome positioning|histone exchange|transcription from RNA polymerase II promoter|DNA repair|nucleosome mobilization|chromatin remodeling|chromatin silencing at telomere|regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter ATPase activity|ATP-dependent 3'-5' DNA helicase activity Ino80 complex YMR297W PRC1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM -5.22464669796563e-05 0.997587034340785 2199 Vacuolar carboxypeptidase Y (proteinase C; CPY), broad-specificity C-terminal exopeptidase involved in non-specific protein degradation in the vacuole; member of the serine carboxypeptidase family vacuolar protein catabolic process|phytochelatin biosynthetic process serine-type carboxypeptidase activity fungal-type vacuole lumen|endoplasmic reticulum|fungal-type vacuole|cytoplasm YDL017W CDC7 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS -5.29660716701891e-05 0.9975538000169 2200 DDK (Dbf4-dependent kinase) catalytic subunit required for origin firing and replication fork progression in mitotic S phase through phosphorylation of Mcm2-7p complexes and Cdc45p; kinase activity correlates with cyclical DBF4 expression; required for pre-meiotic DNA replication, meiotic DSB formation, recruitment of the monopolin complex to kinetochores during meiosis I and as a gene-specific regulator of the meiosis-specific transcription factor Ndt80p negative regulation of exit from mitosis|regulation of chromatin silencing at telomere|protein phosphorylation|double-strand break repair via break-induced replication|DNA replication initiation protein serine/threonine kinase activity nucleus|Dbf4-dependent protein kinase complex YPL271W ATP15 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION -5.39784683012797e-05 0.997513375846749 2201 Epsilon subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YIR013C GAT4 hom FT NUCLEUS -5.44927785257473e-05 0.997487048904099 2202 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YGL101W_p YGL101W hom FT NUCLEUS -5.4569563867634e-05 0.997479744123855 2203 Putative protein of unknown function; non-essential gene with similarity to YBR242W; interacts with the DNA helicase Hpr5p biological_process molecular_function nucleus|cytoplasm YMR308C PSE1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RNA LOCALIZATION|NUCLEUS -5.50567106931127e-05 0.99745724567552 2204 Karyopherin/importin that interacts with the nuclear pore complex; acts as the nuclear import receptor for specific proteins, including Pdr1p, Yap1p, Ste12p, and Aft1p mRNA export from nucleus|regulation of protein desumoylation|protein import into nucleus|regulation of mitosis protein transporter activity|nuclear localization sequence binding integral to membrane|nucleus|cytoplasm YDR511W ACN9 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION -5.53338062755232e-05 0.997446355809221 2205 Protein of the mitochondrial intermembrane space, required for acetate utilization and gluconeogenesis; has orthologs in higher eukaryotes carbon utilization|regulation of gluconeogenesis molecular_function mitochondrion|mitochondrial intermembrane space YOL150C_d YOL150C hom -5.54572324012942e-05 0.997438747933668 2206 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL224C WHI4 hom -5.61091664715823e-05 0.997408638936554 2207 Putative RNA binding protein; regulates the cell size requirement for passage through Start and commitment to cell division; WHI4 has a paralog, WHI3, that arose from the whole genome duplication regulation of cell size RNA binding cytoplasm YNL092W_p YNL092W hom -5.70742499056513e-05 0.997364067420455 2208 Putative S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; YNL092W is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YLL012W YEH1 hom FT LIPID METABOLISM -5.74214789957479e-05 0.997348030957182 2209 Steryl ester hydrolase, one of three gene products (Yeh1p, Yeh2p, Tgl1p) responsible for steryl ester hydrolase activity and involved in sterol homeostasis; localized to lipid particle membranes sterol metabolic process sterol esterase activity integral to membrane|lipid particle YEL060C PRB1 hom FT PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS -5.80886977098853e-05 0.997317216063893 2210 Vacuolar proteinase B (yscB); serine protease of the subtilisin family; involved in protein degradation in the vacuole and required for full protein degradation during sporulation; activity inhibited by Pbi2p; protein abundance increases in response to DNA replication stress vacuolar protein catabolic process|sporulation resulting in formation of a cellular spore|cellular response to starvation serine-type endopeptidase activity fungal-type vacuole lumen|fungal-type vacuole YLR367W RPS22B hom FT TRANSLATION|RIBOSOME -5.83247726466278e-05 0.997306313157257 2211 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15A and bacterial S8; RPS22B has a paralog, RPS22A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YDL008W APC11 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX -5.83940193352972e-05 0.997303115061901 2212 Catalytic core subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; contains a RING-H2 domain that is required for activity anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YBR280C SAF1 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX -5.87657377439719e-05 0.997286757747684 2213 F-Box protein involved in proteasome-dependent degradation of Aah1p during entry of cells into quiescence; interacts with Skp1 SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity SCF ubiquitin ligase complex YAL043C PTA1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS -5.92255533361985e-05 0.997264711423505 2214 Subunit of holo-CPF, a multiprotein complex and functional homolog of mammalian CPSF, required for the cleavage and polyadenylation of mRNA and snoRNA 3' ends; involved in pre-tRNA processing; binds to the phosphorylated CTD of RNAPII tRNA processing|termination of RNA polymerase II transcription, exosome-dependent|mRNA cleavage|termination of RNA polymerase II transcription, poly(A)-coupled|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YKL140W TGL1 hom FT LIPID METABOLISM -5.94170725711142e-05 0.997255866283449 2215 Steryl ester hydrolase, one of three gene products (Yeh1p, Yeh2p, Tgl1p) responsible for steryl ester hydrolase activity and involved in sterol homeostasis; localized to lipid particle membranes cellular lipid metabolic process|sterol metabolic process lipase activity|sterol esterase activity integral to membrane|lipid particle YAL054C ACS1 hom FT KETONE METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION -6.00000920154419e-05 0.997229353626186 2216 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 YDR305C HNT2 hom FT NUCLEUS|MITOCHONDRION -6.0185118425955e-05 0.997220394794079 2217 Dinucleoside triphosphate hydrolase; has similarity to the tumor suppressor FHIT and belongs to the histidine triad (HIT) superfamily of nucleotide-binding proteins nucleoside catabolic process hydrolase activity|nucleoside-triphosphatase activity mitochondrion|nucleus|cytoplasm YNL020C ARK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON -6.04514826983662e-05 0.997208509676862 2218 Serine/threonine protein kinase; involved in regulation of the cortical actin cytoskeleton; involved in control of endocytosis; ARK1 has a paralog, PRK1, that arose from the whole genome duplication regulation of endocytosis|actin filament organization|protein phosphorylation|cytokinesis|actin cortical patch assembly protein serine/threonine kinase activity|protein kinase activity mating projection tip|actin cortical patch YML052W SUR7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE -6.04932429349574e-05 0.997206164349381 2219 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 YMR247W-A_p YMR247W-A hom -6.21007578806231e-05 0.997133207080943 2220 Putative protein of unknown function biological_process molecular_function cellular_component YMR012W CLU1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION -6.21210890673237e-05 0.997130983800247 2221 eIF3 component of unknown function; deletion causes defects in mitochondrial organization but not in growth or translation initiation, can rescue cytokinesis and mitochondrial organization defects of the Dictyostelium cluA- mutant translational initiation|mitochondrion organization molecular_function eukaryotic translation initiation factor 3 complex|cytoplasm YHL043W ECM34 hom FT CELL WALL ORG/BIOGENESIS -6.32686747743582e-05 0.997077983644352 2222 Putative protein of unknown function; member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins fungal-type cell wall organization molecular_function cellular_component YBR149W ARA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM -6.37539430186558e-05 0.997055571995264 2223 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 YDR531W CAB1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS -6.38749618088184e-05 0.997049982858709 2224 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 YLR361C DCR2 hom FT CELL CYCLE|SIGNALING -6.4204520597923e-05 0.997035205041083 2225 Phosphoesterase involved in downregulation of the unfolded protein response, at least in part via dephosphorylation of Ire1p; dosage-dependent positive regulator of the G1/S phase transition through control of the timing of START endoplasmic reticulum unfolded protein response|traversing start control point of mitotic cell cycle|protein dephosphorylation hydrolase activity, acting on ester bonds|phosphoprotein phosphatase activity|phosphoric ester hydrolase activity cellular_component YLR118C YLR118C hom FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS -6.47604442102468e-05 0.997009087709148 2226 Acyl-protein thioesterase responsible for depalmitoylation of Gpa1p; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and nucleus and is induced in response to the DNA-damaging agent MMS protein deacylation palmitoyl-(protein) hydrolase activity nucleus|cytoplasm YDR044W HEM13 het FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM -6.48658774906459e-05 0.997005559864041 2227 Coproporphyrinogen III oxidase, an oxygen requiring enzyme that catalyzes the sixth step in the heme biosynthetic pathway; transcription is repressed by oxygen and heme (via Rox1p and Hap1p) heme biosynthetic process coproporphyrinogen oxidase activity cytosol YGR211W ZPR1 het FT CELL CYCLE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS -6.67577981623546e-05 0.996919143243138 2228 Essential protein with two zinc fingers; present in the nucleus of growing cells but relocates to the cytoplasm in starved cells via a process mediated by Cpr1p; binds to translation elongation factor eEF-1 (Tef1p); relative distribution to the nucleus increases upon DNA replication stress regulation of mitotic cell cycle|cellular response to starvation protein binding nucleus|cytoplasm YKR082W NUP133 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE -6.89815659855706e-05 0.996814139386283 2229 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis and is involved in establishment of a normal nucleocytoplasmic concentration gradient of the GTPase Gsp1p; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP133 poly(A)+ mRNA export from nucleus|double-strand break repair|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|tRNA export from nucleus|telomere tethering at nuclear periphery|nuclear pore distribution|mRNA export from nucleus in response to heat stress|positive regulation of transcription, DNA-dependent|negative regulation of transcription from RNA polymerase II promoter|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore outer ring YDL131W LYS21 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION -6.91969303847026e-05 0.996804193000097 2230 Homocitrate synthase isozyme; catalyzes the condensation of acetyl-CoA and alpha-ketoglutarate to form homocitrate, which is the first step in the lysine biosynthesis pathway; LYS21 has a paralog, LYS20, that arose from the whole genome duplication lysine biosynthetic process via aminoadipic acid homocitrate synthase activity nucleus YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON -7.0276204226208e-05 0.996754347840663 2231 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 YOL080C REX4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS -7.24284748856659e-05 0.996654947457704 2232 Putative RNA exonuclease possibly involved in pre-rRNA processing and ribosome assembly ribosomal large subunit assembly|rRNA processing 3'-5' exonuclease activity nucleolus|nucleus YJR072C NPA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION -7.24620468370591e-05 0.996653396972437 2233 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 YDR380W ARO10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM -7.29687621950127e-05 0.99662999485808 2234 Phenylpyruvate decarboxylase, catalyzes decarboxylation of phenylpyruvate to phenylacetaldehyde, which is the first specific step in the Ehrlich pathway L-phenylalanine catabolic process|methionine catabolic process to 3-methylthiopropanol|tryptophan catabolic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway|leucine catabolic process pyruvate decarboxylase activity|carboxy-lyase activity|phenylpyruvate decarboxylase activity cytoplasm YLR298C YHC1 het FT RNA PROCESSING|NUCLEUS -7.30913829160675e-05 0.996624331749845 2235 Component of the U1 snRNP complex required for pre-mRNA splicing; putative ortholog of human U1C protein, which is involved in formation of a complex between U1 snRNP and the pre-mRNA 5' splice site mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YDR530C APA2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS -7.32108776526403e-05 0.996618813012058 2236 Diadenosine 5',5'''-P1,P4-tetraphosphate phosphorylase II; AP4A phosphorylase involved in catabolism of bis(5'-nucleosidyl) tetraphosphates; APA2 has a paralog, APA1, that arose from the whole genome duplication nucleoside catabolic process bis(5'-nucleosyl)-tetraphosphatase activity nucleus|cytoplasm YLR459W GAB1 het FT CELL CYCLE|LIPID METABOLISM|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -7.4221416609679e-05 0.996572142347635 2237 GPI transamidase subunit, involved in attachment of glycosylphosphatidylinositol (GPI) anchors to proteins; may have a role in recognition of the attachment signal or of the lipid portion of GPI attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YBR115C LYS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS -7.42852346381158e-05 0.996569194980418 2238 Alpha aminoadipate reductase, catalyzes the reduction of alpha-aminoadipate to alpha-aminoadipate 6-semialdehyde, which is the fifth step in biosynthesis of lysine; activation requires posttranslational phosphopantetheinylation by Lys5p lysine biosynthetic process via aminoadipic acid L-aminoadipate-semialdehyde dehydrogenase activity cytoplasm YOL010W RCL1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS -7.63456822409961e-05 0.996474035442486 2239 Endonuclease that cleaves pre-rRNA at site A2 for 18S rRNA biogenesis; subunit of U3-containing 90S preribosome processome complex involved in small ribosomal subunit assembly; stimulates Bms1p GTPase and U3 binding activity; similar to RNA cyclase-like proteins but no cyclase activity detected 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) RNA-3'-phosphate cyclase activity|endoribonuclease activity|enzyme activator activity nucleolus|90S preribosome YOL125W TRM13 hom FT RNA PROCESSING|NUCLEUS -7.67679953664069e-05 0.996454531374945 2240 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 YIL089W YIL089W hom FT ENDOPLASMIC RETICULUM -7.8026408596018e-05 0.996396950760646 2241 Protein of unknown function found in the ER and vacuole lumen; overexpression of YIL089W affects endocytic protein trafficking biological_process molecular_function fungal-type vacuole lumen|integral to membrane|endoplasmic reticulum YDR368W YPR1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS -7.92782421196758e-05 0.996338598431705 2242 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 YBL040C ERD2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -7.97141389487549e-05 0.996321215039936 2243 HDEL receptor, an integral membrane protein that binds to the HDEL motif in proteins destined for retention in the endoplasmic reticulum; has a role in maintenance of normal levels of ER-resident proteins protein retention in ER lumen|ER to Golgi vesicle-mediated transport HDEL sequence binding integral to endoplasmic reticulum membrane|integral to membrane YKR105C_p VBA5 hom -8.00744931901305e-05 0.996301824481173 2244 Plasma membrane protein of the Major Facilitator Superfamily (MFS); involved in amino acid uptake and drug sensitivity; similar to Vba3p biological_process molecular_function integral to membrane YMR177W MMT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION -8.06580169446606e-05 0.996274875104885 2245 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt2p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YKL171W NNK1 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION -8.08640876455228e-05 0.996265357966594 2246 Protein kinase; implicated in proteasome function; interacts with TORC1, Ure2 and Gdh2; overexpression leads to hypersensitivity to rapamycin and nuclear accumulation of Gln3; epitope-tagged protein localizes to the cytoplasm proteolysis|protein phosphorylation protein kinase activity cytoplasm YPL109C_p YPL109C hom FT MITOCHONDRION -8.1210640818567e-05 0.99624935280811 2247 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 YDR153C ENT5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM -8.26950831037011e-05 0.9961807955709 2248 Protein containing an N-terminal epsin-like domain involved in clathrin recruitment and traffic between the Golgi and endosomes; associates with the clathrin adaptor Gga2p, clathrin adaptor complex AP-1, and clathrin late endosome to vacuole transport via multivesicular body sorting pathway|early endosome to Golgi transport|Golgi to endosome transport clathrin binding|phosphatidylinositol-3,5-bisphosphate binding endosome|clathrin vesicle coat|cytoplasm YOL048C RRT8 hom -8.35614615946798e-05 0.996140782902825 2249 Protein of unknown function; identified in a screen for mutants with increased levels of rDNA transcription; green fluorescent protein (GFP)-fusion protein localizes to lipid particles; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|lipid particle YLR326W_p YLR326W hom -8.41522974641319e-05 0.996113495851077 2250 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cellular_component YBR153W RIB7 het FT OXIDATION-REDUCTION PROCESS -8.49968109732359e-05 0.996074493007224 2251 Diaminohydroxyphoshoribosylaminopyrimidine deaminase; catalyzes the second step of the riboflavin biosynthesis pathway riboflavin biosynthetic process 5-amino-6-(5-phosphoribosylamino)uracil reductase activity cellular_component YBL001C ECM15 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS -8.50546652979953e-05 0.99607240732181 2252 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 YDR309C GIC2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON -8.63055200060646e-05 0.996017622410836 2253 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 YLR213C CRR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM -8.63159853521209e-05 0.996013568539011 2254 Putative glycoside hydrolase of the spore wall envelope; required for normal spore wall assembly, possibly for cross-linking between the glucan and chitosan layers; expressed during sporulation ascospore wall assembly hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds ascospore wall YHR043C DOG2 hom FT CARBOHYDRATE METABOLISM|NUCLEUS -8.64212600355115e-05 0.996008706556478 2255 2-deoxyglucose-6-phosphate phosphatase; member of a family of low molecular weight phosphatases, paralogous to DOG1, induced by oxidative and osmotic stress, confers 2-deoxyglucose resistance when overexpressed glucose metabolic process 2-deoxyglucose-6-phosphatase activity nucleus|cytoplasm YLR283W_p YLR283W hom FT MITOCHONDRION -8.66680923812814e-05 0.996000294635585 2256 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YLR283W is not an essential gene biological_process molecular_function mitochondrion YDL219W DTD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION -8.69119909143972e-05 0.995986042752814 2257 D-Tyr-tRNA(Tyr) deacylase, functions in protein translation, may affect nonsense suppression via alteration of the protein synthesis machinery; ubiquitous among eukaryotes Unknown D-leucyl-tRNA(Leu) deacylase activity|D-tyrosyl-tRNA(Tyr) deacylase activity cytoplasm YKL131W_d YKL131W hom -8.705360186696e-05 0.995979502625284 2258 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL037C BSC1 hom -8.8075666386499e-05 0.995932299841581 2259 Protein of unconfirmed function, similar to cell surface flocculin Flo11p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression biological_process molecular_function cellular_component YMR103C_d YMR103C hom -8.83106123339935e-05 0.995921449156053 2260 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL063C CRT10 hom FT TRANSCRIPTION FROM RNA POL II -8.86676439309421e-05 0.99590496009853 2261 Protein involved in transcriptional regulation of RNR2 and RNR3; expression of the gene is induced by DNA damage and null mutations confer increased resistance to hydroxyurea; N-terminal region has a leucine repeat and a WD40 repeat regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YCR005C CIT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION -8.99377068460281e-05 0.995848784012904 2262 Citrate synthase; catalyzes the condensation of acetyl coenzyme A and oxaloacetate to form citrate, peroxisomal isozyme involved in glyoxylate cycle; expression is controlled by Rtg1p and Rtg2p transcription factors; CIT2 has a paralog, CIT1, that arose from the whole genome duplication glyoxylate cycle|glutamate biosynthetic process|citrate metabolic process citrate (Si)-synthase activity mitochondrion|peroxisome YJL097W PHS1 het FT KETONE METABOLISM|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM -9.00810086846402e-05 0.995839685633263 2263 Essential 3-hydroxyacyl-CoA dehydratase of the ER membrane, involved in elongation of very long-chain fatty acids; evolutionarily conserved, similar to mammalian PTPLA and PTPLB; involved in sphingolipid biosynthesis and protein trafficking vacuolar transport|sphingolipid biosynthetic process enoyl-CoA hydratase activity fungal-type vacuole membrane|integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum|fungal-type vacuole|nuclear outer membrane-endoplasmic reticulum membrane network YIL011W TIR3 hom -9.06356373485194e-05 0.995815945236212 2264 Cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; expressed under anaerobic conditions and required for anaerobic growth biological_process molecular_function fungal-type cell wall YMR164C MSS11 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS -9.09566087474288e-05 0.99579924716