Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YDR004W RAD57 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 1 0 1 Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad55p DNA recombinase assembly|telomere maintenance via recombination|heteroduplex formation|meiotic DNA recombinase assembly|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|protein heterodimerization activity nucleus|Rhp55-Rhp57 complex YDR076W RAD55 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.647688424539339 0 2 Protein that stimulates strand exchange by stabilizing the binding of Rad51p to single-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; forms heterodimer with Rad57p DNA recombinase assembly|heteroduplex formation|meiotic DNA recombinase assembly|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|protein heterodimerization activity nucleus|Rhp55-Rhp57 complex YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.560775793225332 2.55257585591628e-277 3 DNA-dependent ATPase that stimulates strand exchange; modifies the topology of double-stranded DNA; involved in the recombinational repair of double-strand breaks in DNA during vegetative growth and meiosis; member of the SWI/SNF family; forms nuclear foci upon DNA replication stress positive regulation of endodeoxyribonuclease activity|DNA geometric change|heteroduplex formation|telomere maintenance via recombination|double-strand break repair via synthesis-dependent strand annealing|chromatin remodeling|double-strand break repair via single-strand annealing DNA-dependent ATPase activity|DNA translocase activity nucleus YDL059C RAD59 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.5274485060221 1.55718944929529e-239 4 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 YOR191W ULS1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.420007382881817 1.46582358159922e-143 5 Protein involved in proteolytic control of sumoylated substrates; contains RING finger domain; interacts with SUMO (Smt3p); member of the SWI/SNF family of DNA-dependent ATPases; plays a role in antagonizing silencing during mating-type switching; relocalizes from nucleus to cytoplasm upon DNA replication stress chromatin assembly or disassembly|mating type switching SUMO binding|DNA-dependent ATPase activity mitochondrion|nucleolus|nucleus YGL175C SAE2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.416289354495292 1.32236619943028e-140 6 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 YBR098W MMS4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.414614780166758 1.38333304484648e-139 7 Subunit of the structure-specific Mms4p-Mus81p endonuclease that cleaves branched DNA; involved in recombination, DNA repair, and joint molecule formation/resolution during meiotic recombination; phosphorylation of the non-catalytic subunit Mms4p by Cdc28p and Cdcp during mitotic cell cycle activates the function of Mms4p-Mus81p DNA repair|DNA topological change|regulation of reciprocal meiotic recombination|reciprocal meiotic recombination|resolution of meiotic recombination intermediates|response to DNA damage stimulus transcription coactivator activity|endonuclease activity|crossover junction endodeoxyribonuclease activity Holliday junction resolvase complex|nucleus YBR099C_d YBR099C hom 0.365835223271907 8.52942383813405e-107 8 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene MMS4 Unknown Unknown Unknown YER095W RAD51 hom FF|FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.353457822293037 2.47531293156434e-99 9 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 YDR386W MUS81 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.353107021615385 3.98405094384364e-99 10 Subunit of the structure-specific Mms4p-Mus81p endonuclease that cleaves branched DNA; involved in DNA repair, replication fork stability, and joint molecule formation/resolution during meiotic recombination; helix-hairpin-helix protein; phosphorylation of the non-catalytic subunit Mms4p by Cdc28p and Cdcp during mitotic cell cycle activates the function of Mms4p-Mus81p DNA repair|DNA topological change|reciprocal meiotic recombination|resolution of meiotic recombination intermediates|response to DNA damage stimulus crossover junction endodeoxyribonuclease activity|endonuclease activity Holliday junction resolvase complex|nucleus YJL092W SRS2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.322101100806108 7.15244972327886e-82 11 DNA helicase and DNA-dependent ATPase involved in DNA repair and checkpoint recovery, needed for proper timing of commitment to meiotic recombination and transition from Meiosis I to II; blocks trinucleotide repeat expansion; affects genome stability DNA repair|double-strand break repair via nonhomologous end joining|DNA duplex unwinding DNA helicase activity nucleus YGL087C MMS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.243883353159948 1.22693338325634e-46 12 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 YLR032W RAD5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.23782788423122 2.26446081038332e-44 13 DNA helicase; proposed to promote replication fork regression during postreplication repair by template switching; RING finger containing ubiquitin ligase; stimulates the synthesis of free and PCNA-bound polyubiquitin chains by Ubc13p-Mms2p; required for error-prone translesion synthesis; forms nuclear foci upon DNA replication stress double-strand break repair|postreplication repair|protein polyubiquitination|free ubiquitin chain polymerization four-way junction helicase activity|four-way junction DNA binding|DNA-dependent ATPase activity|Y-form DNA binding nuclear chromatin YDR369C XRS2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.236214731361379 8.87122833940467e-44 14 Protein required for DNA repair; component of the Mre11 complex, which is involved in double strand breaks, meiotic recombination, telomere maintenance, and checkpoint signaling double-strand break repair via nonhomologous end joining|meiotic DNA double-strand break formation|base-excision repair|telomere maintenance|sporulation resulting in formation of a cellular spore|double-strand break repair via break-induced replication single-stranded telomeric DNA binding|protein binding, bridging|DNA binding|double-stranded telomeric DNA binding|telomeric DNA binding|G-quadruplex DNA binding nucleus|Mre11 complex YER165W PAB1 het FF|FT RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.223149430000764 3.86557572077962e-39 15 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 YMR048W CSM3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.210229224446543 7.79794161224593e-35 16 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 YOR116C RPO31 het FF|FT NUCLEUS 0.207787388747509 4.72449270334832e-34 17 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 YDR092W UBC13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.198612414243776 3.36032550510177e-31 18 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 YDR075W PPH3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.191983359169433 3.17328108392375e-29 19 Catalytic subunit of protein phosphatase PP4 complex; active complex is composed of Pph3p and Psy2p, with Psy4p apparently providing additional substrate specificity in some cases; regulates recovery from the DNA damage checkpoint and also the gene conversion- and single-strand annealing-mediated pathways of meiotic double-strand break repair; involved in activation of Gln3p to alleviate nitrogen catabolite repression; Pph3p and Psy2p localize to foci on meiotic chromosomes Unknown|signal transduction involved in meiotic recombination checkpoint|double-strand break repair via homologous recombination|protein dephosphorylation|positive regulation of nitrogen compound metabolic process protein serine/threonine phosphatase activity condensed nuclear chromosome|nucleus|cytoplasm YFL002C SPB4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.183568330494749 8.06295401157516e-27 20 Putative ATP-dependent RNA helicase, nucleolar protein required for synthesis of 60S ribosomal subunits at a late step in the pathway; sediments with 66S pre-ribosomes in sucrose gradients ribosomal large subunit assembly|rRNA processing ATP-dependent RNA helicase activity nucleolus|90S preribosome YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.176607105777507 6.56497423512824e-25 21 Cullin subunit of a Roc1p-dependent E3 ubiquitin ligase complex with a role in anaphase progression; implicated in Mms22-dependent DNA repair; involved with Mms1p in nonfunctional rRNA decay; modified by the ubiquitin-like protein, Rub1p replication fork processing|negative regulation of transposition, RNA-mediated|regulation of mitosis|nonfunctional rRNA decay|ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity Cul8-RING ubiquitin ligase complex|nucleus|cytoplasm YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.169777536331114 4.19346465571163e-23 22 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 YBL088C TEL1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.169196819685482 5.99621407206599e-23 23 Protein kinase primarily involved in telomere length regulation; contributes to cell cycle checkpoint control in response to DNA damage; functionally redundant with Mec1p; regulates P-body formation induced by replication stress; homolog of human ataxia-telangiectasia mutated (ATM) gene, the gene responsible for ataxia telangiectasia (AT) (OMIM 607585) double-strand break repair|histone phosphorylation|telomere maintenance|response to DNA damage stimulus|phosphorylation|DNA damage induced protein phosphorylation protein kinase activity|telomeric DNA binding mitochondrion|nucleus YML095C RAD10 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.167224556471569 1.79762799457333e-22 24 Single-stranded DNA endonuclease (with Rad1p), cleaves single-stranded DNA during nucleotide excision repair and double-strand break repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); homolog of human ERCC1 protein mitotic recombination|meiotic mismatch repair|DNA strand renaturation|nucleotide-excision repair, DNA incision, 5'-to lesion|removal of nonhomologous ends|double-strand break repair via single-strand annealing, removal of nonhomologous ends single-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 1 complex|nucleus YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.166389941076613 2.96199105583099e-22 25 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 YIL143C SSL2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|RNA LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.16386675987828 1.24691230809948e-21 26 Component of RNA polymerase transcription factor TFIIH holoenzyme; has DNA-dependent ATPase/helicase activity and is required, with Rad3p, for unwinding promoter DNA; interacts functionally with TFIIB and has roles in transcription start site selection and in gene looping to juxtapose initiation and termination regions; involved in DNA repair; homolog of human ERCC3 poly(A)+ mRNA export from nucleus|promoter clearance from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|nucleotide-excision repair, DNA incision|transcription from RNA polymerase II promoter|phosphorylation of RNA polymerase II C-terminal domain|regulation of transposition, RNA-mediated|regulation of mitotic recombination ATP-dependent DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YMR201C RAD14 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.159891264368804 1.1719543488835e-20 27 Protein that recognizes and binds damaged DNA during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); contains zinc finger motif; homolog of human XPA protein nucleotide-excision repair, DNA damage recognition damaged DNA binding|zinc ion binding nucleotide-excision repair factor 1 complex|nucleus YOL006C TOP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.158175032581172 3.02954089236574e-20 28 Topoisomerase I, nuclear enzyme that relieves torsional strain in DNA by cleaving and re-sealing the phosphodiester backbone; relaxes both positively and negatively supercoiled DNA; functions in replication, transcription, and recombination nuclear migration|chromatin assembly or disassembly|DNA topological change|DNA strand elongation involved in DNA replication|regulation of mitotic recombination|chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|mitotic chromosome condensation|transcription elongation from RNA polymerase II promoter DNA topoisomerase type I activity replication fork protection complex|nucleolus|nucleus YLR376C PSY3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.151686340358822 9.98877403810628e-19 29 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function; structural analysis reveals a similar DNA-binding region in both Psy3p and Csm2p and that both regions work together to form a single DNA binding site; deletion of PSY3 results in a mutator phenotype; deletion increases sensitivity to anticancer drugs oxaliplatin and cisplatin but not mitomycin C recombinational repair|error-free translesion synthesis molecular_function nucleus|Shu complex|cytoplasm YDR225W HTA1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.150988400480537 1.44187407509261e-18 30 Histone H2A, core histone protein required for chromatin assembly and chromosome function; one of two nearly identical subtypes (see also HTA2); DNA damage-dependent phosphorylation by Mec1p facilitates DNA repair; acetylated by Nat4p DNA repair|chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter DNA binding replication fork protection complex|nuclear nucleosome YGR258C RAD2 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS 0.148625453090402 4.93252102925189e-18 31 Single-stranded DNA endonuclease, cleaves single-stranded DNA during nucleotide excision repair to excise damaged DNA; subunit of Nucleotide Excision Repair Factor 3 (NEF3); homolog of human XPG protein nucleotide-excision repair, DNA incision, 3'-to lesion|transcription from RNA polymerase II promoter single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 3 complex YCR066W RAD18 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.145781418237675 2.13450428223321e-17 32 E3 ubiquitin ligase; forms heterodimer with Rad6p to monoubiquitinate PCNA-K164; heterodimer binds single-stranded DNA and has single-stranded DNA dependent ATPase activity; required for postreplication repair; SUMO-targeted ubiquitin ligase (STUbl) that contains a SUMO-interacting motif (SIM) which stimulates its ubiquitin ligase activity towards the sumoylated form of PCNA protein monoubiquitination|error-free translesion synthesis|error-free postreplication DNA repair|error-prone translesion synthesis ubiquitin-protein ligase activity|single-stranded DNA-dependent ATPase activity|single-stranded DNA binding nuclear chromatin|nucleus YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.144112346365849 4.99616979857179e-17 33 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 YER162C RAD4 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.142581855915358 1.04756967695615e-16 34 Protein that recognizes and binds damaged DNA (with Rad23p) during nucleotide excision repair; subunit of Nuclear Excision Repair Factor 2 (NEF2); also involved, with Rad23p, in turnover of ubiquitylated proteins proteasomal ubiquitin-dependent protein catabolic process|nucleotide-excision repair damaged DNA binding cytosol|nucleotide-excision repair factor 2 complex|nucleus YDR413C_d YDR413C het 0.141962246710904 1.45227476838085e-16 35 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the essential uncharacterized ORF YDR412W that is implicated in rRNA processing Unknown Unknown Unknown YNL273W TOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.14045639617952 3.09870635761395e-16 36 Subunit of a replication-pausing checkpoint complex (Tof1p-Mrc1p-Csm3p) that acts at the stalled replication fork to promote sister chromatid cohesion after DNA damage, facilitating gap repair of damaged DNA; interacts with the MCM helicase DNA repair|DNA replication checkpoint|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|DNA replication|mitotic sister chromatid cohesion molecular_function nuclear chromosome|replication fork protection complex|nuclear replication fork YBL026W LSM2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.137038878752375 1.54262814548036e-15 37 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 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 0.132129291191156 1.52704004368867e-14 38 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 YOR207C RET1 het FF|FT NUCLEUS 0.130256784494556 3.58056725570458e-14 39 Second-largest subunit of RNA polymerase III, which is responsible for the transcription of tRNA and 5S RNA genes, and other low molecular weight RNAs tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.130026013377235 4.33362394111299e-14 40 RNA polymerase subunit ABC27, common to RNA polymerases I, II, and III; contacts DNA and affects transactivation tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.125891288883335 2.4903165907396e-13 41 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 YLR424W SPP382 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.124776026178998 4.04427620638028e-13 42 Essential protein that forms a dimer with Ntr2p; also forms a trimer, with Ntr2p and Prp43p, that is involved in spliceosome disassembly; found also in a multisubunit complex with the splicing factor Clf1p; suppressor of prp38-1 mutation spliceosomal complex disassembly|mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step RNA binding|ATP-dependent RNA helicase activity mitochondrion|U2-type post-mRNA release spliceosomal complex|nucleus|spliceosomal complex|cytoplasm YPL022W RAD1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.12428318781056 5.00385280405993e-13 43 Single-stranded DNA endonuclease (with Rad10p), cleaves single-stranded DNA during nucleotide excision repair and double-strand break repair; subunit of Nucleotide Excision Repair Factor 1 (NEF1); homolog of human XPF protein mitotic recombination|meiotic mismatch repair|nucleotide-excision repair, DNA incision, 5'-to lesion|double-strand break repair via single-strand annealing, removal of nonhomologous ends|removal of nonhomologous ends single-stranded DNA binding|single-stranded DNA specific endodeoxyribonuclease activity nucleotide-excision repair factor 1 complex|nucleus YHL039W EFM1 hom 0.124055304626772 5.5199547543112e-13 44 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 YJL081C ARP4 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.124043020123746 6.00521398168092e-13 45 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 YOR236W DFR1 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.123096713843322 8.32549135757223e-13 46 Dihydrofolate reductase involved in tetrahydrofolate biosynthesis; required for respiratory metabolism tetrahydrofolate biosynthetic process|dihydrofolate metabolic process dihydrofolate reductase activity|mRNA binding cytosol YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.118467682308548 5.79298219477604e-12 47 Subunit of the transmembrane ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport, NPC biogenesis and spindle pole body duplication; homologous to human NDC1 nucleocytoplasmic transport|nuclear pore organization|spindle pole body duplication associated with nuclear envelope structural constituent of nuclear pore integral to membrane|nuclear pore transmembrane ring|spindle pole body|nuclear pore YOR318C_d YOR318C hom 0.118332143203647 6.16896769897441e-12 48 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 YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.118121553883396 6.6774685478119e-12 49 Essential kinetochore protein, component of the CBF3 complex that binds the CDEIII region of the centromere; contains an N-terminal Zn2Cys6 type zinc finger domain, a C-terminal acidic domain, and a putative coiled coil dimerization domain septin ring assembly|mitotic cell cycle spindle assembly checkpoint sequence-specific DNA binding|DNA binding, bending|centromeric DNA binding condensed nuclear chromosome kinetochore|CBF3 complex YOR174W MED4 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.116558020599915 1.2622389114784e-11 50 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 YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.115903263135268 1.64384801036824e-11 51 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 YBR202W MCM7 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.114998736746888 2.36207960847578e-11 52 Component of the heterohexameric MCM2-7 complex, which primes origins of DNA replication in G1 and becomes an active ATP-dependent helicase that promotes DNA melting and elongation in S-phase; forms an Mcm4p-6p-7p subcomplex S phase of mitotic cell cycle|regulation of transcription from RNA polymerase II promoter|DNA replication initiation|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|pre-replicative complex assembly|double-strand break repair via break-induced replication|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere DNA replication origin binding|single-stranded DNA-dependent ATPase activity|transcription cofactor activity|single-stranded DNA binding|ATP-dependent 3'-5' DNA helicase activity|ATP binding|four-way junction helicase activity|DNA helicase activity|chromatin binding replication fork protection complex|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.114576517182834 2.79489445384367e-11 53 Cell-cycle checkpoint serine-threonine kinase required for DNA damage-induced transcription of certain target genes, phosphorylation of Rad55p and Sml1p, and transient G2/M arrest after DNA damage; also regulates postreplicative DNA repair protein phosphorylation|replication fork protection|cell cycle checkpoint|DNA damage checkpoint protein kinase activity nucleus YBL092W RPL32 het FF|FT TRANSLATION|RIBOSOME 0.112916129305046 5.63754376806064e-11 54 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 YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.112062108688041 7.51685008692957e-11 55 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 YPL190C NAB3 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.108483344830963 2.96095648005775e-10 56 RNA-binding protein, subunit of Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3′ end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; required for termination of non-poly(A) transcripts and efficient splicing nuclear mRNA surveillance|mRNA 3'-end processing|antisense RNA transcript catabolic process|CUT catabolic process|termination of RNA polymerase II transcription, exosome-dependent|tRNA 3'-end processing|snRNA 3'-end processing|snoRNA 3'-end processing RNA binding|transcription regulatory region RNA binding Nrd1 complex|nucleus YHR154W RTT107 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.107010677604831 5.13974312798926e-10 57 Protein implicated in Mms22-dependent DNA repair during S phase; involved in recruiting the SMC5/6 complex to double-strand breaks; DNA damage induces phosphorylation by Mec1p at one or more SQ/TQ motifs; interacts with Mms22p and Slx4p; has four BRCT domains; has a role in regulation of Ty1 transposition; relative distribution to nuclear foci increases upon DNA replication stress negative regulation of transposition, RNA-mediated|double-strand break repair molecular_function Cul8-RING ubiquitin ligase complex|nucleus YIR002C MPH1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.106531778342877 6.32178903805692e-10 58 3'-5' DNA helicase involved in error-free bypass of DNA lesions; binds to flap DNA in an error-free bypass pathway and stimulates the activity of Rad27p and Dna2p; also involved in interstrand cross-link repair mutations confer a mutator phenotype; similarity to FANCM, a human Fanconi anemia complementation group protein that along with the MHF complex is involved in stabilizing and remodeling blocked replication forks; member of the SF2 DExD/H superfamily of helicases negative regulation of strand invasion|recombinational repair|DNA replication, Okazaki fragment processing flap-structured DNA binding|3'-5' DNA helicase activity nucleus YBR091C TIM12 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.103260088750622 2.02530818411208e-09 59 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 YOL135C MED7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.102441134383588 2.71506475330593e-09 60 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YPR066W UBA3 hom 0.102400020176725 2.75514567434235e-09 61 Protein that acts together with Ula1p to activate Rub1p before its conjugation to proteins (neddylation), which may play a role in protein degradation; GFP-fusion protein localizes to the cytoplasm in a punctate pattern protein neddylation NEDD8 activating enzyme activity cytoplasm YDL150W RPC53 het FF|FT NUCLEUS 0.101913717867877 3.27517679228675e-09 62 RNA polymerase III subunit C53 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.101190440124247 4.34267186555871e-09 63 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 YHR031C RRM3 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|CHROMOSOME 0.100895807349367 4.86711557157575e-09 64 DNA helicase involved in rDNA replication and Ty1 transposition; relieves replication fork pauses at telomeric regions; structurally and functionally related to Pif1p mitochondrial genome maintenance|replication fork progression beyond termination site|DNA replication ATP-dependent DNA helicase activity|DNA helicase activity nuclear telomeric heterochromatin|replication fork YJL027C_p YJL027C hom 0.100116475580447 6.16224759225643e-09 65 Putative protein of unknown function biological_process molecular_function cellular_component YDR217C RAD9 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0998657537039396 6.72446014076387e-09 66 DNA damage-dependent checkpoint protein; required for cell-cycle arrest in G1/S, intra-S, and G2/M; transmits checkpoint signal by activating Rad53p and Chk1p; hyperphosphorylated by Mec1p and Tel1p; multiple cyclin dependent kinase consensus sites and the C-terminal BRCT domain contribute to DNA damage checkpoint activation; potential Cdc28p substrate DNA repair|mitotic cell cycle G1/S transition DNA damage checkpoint|regulation of cell cycle|intra-S DNA damage checkpoint|nucleotide-excision repair|DNA damage checkpoint|positive regulation of transcription from RNA polymerase II promoter double-stranded DNA binding|histone binding chromatin|nucleus YBR082C UBC4 hom FT PROTEOLYSIS 0.0987287868963109 9.9644628073277e-09 67 Ubiquitin-conjugating enzyme (E2); mediates degradation of abnormal or excess proteins, including calmodulin and histone H3; interacts with many SCF ubiquitin protein ligases; component of the cellular stress response; UBC4 has a paralog, UBC5, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein monoubiquitination|protein polyubiquitination|protein ubiquitination|response to stress ubiquitin binding|ubiquitin-protein ligase activity proteasome complex YDR376W ARH1 het FT KETONE METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0959216249103954 2.5826205977315e-08 68 Oxidoreductase of the mitochondrial inner membrane, involved in cytoplasmic and mitochondrial iron homeostasis and required for activity of Fe-S cluster-containing enzymes; one of the few mitochondrial proteins essential for viability ubiquinone biosynthetic process|cellular iron ion homeostasis NADPH-adrenodoxin reductase activity mitochondrion|mitochondrial inner membrane YDR078C SHU2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0957572206179439 2.86116284629028e-08 69 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function recombinational repair|maintenance of rDNA|error-free translesion synthesis molecular_function Shu complex YNL248C RPA49 hom FT NUCLEUS 0.0954874569451281 2.98541262745489e-08 70 RNA polymerase I subunit A49 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell size molecular_function DNA-directed RNA polymerase I complex YLR135W SLX4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0932890218367588 6.15900510767437e-08 71 Endonuclease involved in processing DNA; acts during recombination and repair; cleaves branched structures in a complex with Slx1p; involved interstrand cross-link repair and in Rad1p/Rad10p-dependent removal of 3'-nonhomologous tails during DSBR via single-strand annealing; relative distribution to nuclear foci increases upon DNA replication stress double-strand break repair via single-strand annealing, removal of nonhomologous ends|DNA replication|response to DNA damage stimulus|DNA-dependent DNA replication 5'-flap endonuclease activity Slx1-Slx4 complex|nucleus YMR211W DML1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0926560275877147 7.56419970888523e-08 72 Essential protein involved in mtDNA inheritance, may also function in the partitioning of the mitochondrial organelle or in the segregation of chromosomes, exhibits regions similar to members of a GTPase family plasmid maintenance|mitochondrial genome maintenance molecular_function mitochondrion|cytoplasm YPL217C BMS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.0920234640908075 9.27626886779421e-08 73 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 YDR540C IRC4 hom FF|FT NUCLEUS 0.0918803306691097 9.71276909283912e-08 74 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus mitotic recombination molecular_function nucleus|cytoplasm YDR014W RAD61 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0918557747272604 9.78962554643634e-08 75 Subunit of a complex (Scc3p, Pds5p, Rad61p) that inhibits sister chromatid cohesion; inhibited by Eco1p-acetylated cohesin subunits Smc3p and Mcd1p; related to the human Wapl protein that controls the association of cohesin with chromatin mitotic sister chromatid cohesion molecular_function nuclear cohesin complex YBL039C URA7 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0898884030635125 1.86759123890102e-07 76 Major CTP synthase isozyme (see also URA8); catalyzes the ATP-dependent transfer of the amide nitrogen from glutamine to UTP, forming CTP, the final step in de novo biosynthesis of pyrimidines; involved in phospholipid biosynthesis; capable of forming cytoplasmic filaments termed cytoophidium, especially during conditions of glucose depletion; URA7 has a paralog, URA8, that arose from the whole genome duplication pyrimidine nucleobase biosynthetic process|CTP biosynthetic process|phospholipid biosynthetic process CTP synthase activity cytosol YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.0894242562628959 2.15974889317335e-07 77 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 YKL084W HOT13 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0889092803265754 2.48400772768001e-07 78 Zinc-binding mitochondrial intermembrane space (IMS) protein involved in a disulfide relay system for IMS import of cysteine-containing proteins; binds Mia40p and stimulates its Erv1p-dependent oxidation, probably by sequestering zinc protein import into mitochondrial intermembrane space zinc ion binding mitochondrial intermembrane space YMR166C_p YMR166C hom FT MITOCHONDRION 0.0886765558575242 2.71429425629427e-07 79 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 YIL153W RRD1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.088487508227474 2.83145766339753e-07 80 Peptidyl-prolyl cis/trans-isomerase; activator of the phosphotyrosyl phosphatase activity of PP2A; involved in G1 phase progression, microtubule dynamics, bud morphogenesis and DNA repair; required for rapid reduction of Sgs1p levels in response to rapamycin; subunit of the Tap42p-Sit4p-Rrd1p complex; protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress DNA repair|mitotic spindle organization in nucleus|G1/S transition of mitotic cell cycle|response to osmotic stress|regulation of transcription from RNA polymerase II promoter in response to stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity nuclear chromatin|nucleus|cytoplasm YMR224C MRE11 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0875644541810189 3.76309881462902e-07 81 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 YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0872635199534152 4.14261964215854e-07 82 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome positioning|ATP-dependent chromatin remodeling|nucleosome mobilization|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YDR113C PDS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0865527190702492 5.20366797177225e-07 83 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 YEL037C RAD23 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.0862223902484465 5.68388064023043e-07 84 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 YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0861848591263952 5.72648847280747e-07 85 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 YHL037C_d YHL037C hom 0.0860502444021086 5.96394425064727e-07 86 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR257W CDC31 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0859285917346209 6.18667402909683e-07 87 Calcium-binding component of the spindle pole body (SPB) half-bridge, required for SPB duplication in mitosis and meiosis II; homolog of mammalian centrin; binds multiubiquitinated proteins and is involved in proteasomal protein degradation microtubule nucleation|proteasomal ubiquitin-dependent protein catabolic process|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton integral to membrane|transcription export complex 2|nucleotide-excision repair factor 2 complex|half bridge of spindle pole body|nuclear pore YLR066W SPC3 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0848003989038209 8.67192776961088e-07 88 Subunit of signal peptidase complex (Spc1p, Spc2p, Spc3p, Sec11p), which catalyzes cleavage of N-terminal signal sequences of proteins targeted to the secretory pathway; homologous to mammalian SPC22/23 signal peptide processing|protein targeting to ER peptidase activity signal peptidase complex YLR272C YCS4 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0834149124453108 1.30531265438035e-06 89 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 YDR145W TAF12 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0828544465812394 1.53735482268909e-06 90 Subunit (61/68 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H2A histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter TBP-class protein binding|chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YKL175W ZRT3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0820024757029181 1.96756323398515e-06 91 Vacuolar membrane zinc transporter, transports zinc from storage in the vacuole to the cytoplasm when needed; transcription is induced under conditions of zinc deficiency cellular zinc ion homeostasis|zinc ion transport zinc ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YBR223C TDP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0818647946370882 2.04713952418883e-06 92 Tyrosyl-DNA phosphodiesterase I; hydrolyzes 3' and 5'-phosphotyrosyl bonds; involved in the repair of DNA lesions created by topoisomerase I and topoisomerase II; mutations in human homolog result in the neurodegenerative disease SCANI DNA repair 3'-tyrosyl-DNA phosphodiesterase activity|5'-tyrosyl-DNA phosphodiesterase activity nucleus YJR135C MCM22 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0815966945566222 2.21105073799525e-06 93 Outer kinetochore protein and component of the Ctf3 subcomplex; binds to centromeric DNA in a Ctf19p-dependent manner; involved in chromosome segregation and minichromosome maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-K and fission yeast sim4 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YDR439W LRS4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0814631840651311 2.29730458400383e-06 94 Nucleolar protein that forms a complex with Csm1p, and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation rDNA condensation|chromatin silencing at rDNA|homologous chromosome segregation|protein localization to nucleolar rDNA repeats molecular_function nucleolus|nucleus|monopolin complex YDR260C SWM1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.080482456142624 3.03752701742816e-06 95 Subunit of the anaphase-promoting complex, which is an E3 ubiquitin ligase that regulates the metaphase-anaphase transition and exit from mitosis; required for activation of the daughter-specific gene expression and spore wall maturation ascospore wall assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of mitotic metaphase/anaphase transition|protein ubiquitination molecular_function anaphase-promoting complex|nucleus YNL202W SPS19 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0797406000186968 3.74422420740808e-06 96 Peroxisomal 2,4-dienoyl-CoA reductase, auxiliary enzyme of fatty acid beta-oxidation; homodimeric enzyme required for growth and sporulation on petroselineate medium; expression induced during late sporulation and in the presence of oleate fatty acid catabolic process|ascospore formation 2,4-dienoyl-CoA reductase (NADPH) activity peroxisomal matrix YMR277W FCP1 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0795377243372434 3.97653758275687e-06 97 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 YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0778131259764009 6.39302810201325e-06 98 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair, similar to 52 kDa subunit of human TFIIH phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter double-stranded DNA binding|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YJR039W_p YJR039W hom FT MITOCHONDRION 0.077776682486244 6.4572639403766e-06 99 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 YPL003W ULA1 hom 0.0777179000836478 6.56217725637895e-06 100 Protein that acts together with Uba3p to activate Rub1p before its conjugation to proteins (neddylation), which may play a role in protein degradation protein neddylation NEDD8 activating enzyme activity cellular_component YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0771546911087721 7.65352129580146e-06 101 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 YNL108C_p YNL108C hom FT NUCLEUS 0.077014031238856 7.95201423466401e-06 102 Putative protein of unknown function; similar to prokaryotic phosphotransfer enzymes; null mutant shows alterations in glucose metabolism; GFP-fusion protein localizes to the cytoplasm and nucleus; YNL108C has a paralog, TFC7, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YMR284W YKU70 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.076633989630045 8.89702963601525e-06 103 Subunit of the telomeric Ku complex (Yku70p-Yku80p), involved in telomere length maintenance, structure and telomere position effect; relocates to sites of double-strand cleavage to promote nonhomologous end joining during DSB repair chromatin assembly or disassembly|chromatin silencing|double-strand break repair via nonhomologous end joining|telomere maintenance|double-strand break repair via break-induced replication|double-strand break repair via homologous recombination|chromatin silencing at silent mating-type cassette damaged DNA binding|RNA binding nuclear chromatin|nuclear telomeric heterochromatin|nuclear envelope|Ku70:Ku80 complex YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0764256398750799 9.44067057332463e-06 104 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 YDR406W PDR15 hom FT NUCLEOTIDE METABOLISM 0.0763496080305625 9.51881525314162e-06 105 Plasma membrane ATP binding cassette (ABC) transporter, multidrug transporter and general stress response factor implicated in cellular detoxification; regulated by Pdr1p, Pdr3p and Pdr8p; promoter contains a PDR responsive element transport|response to drug ATPase activity, coupled to transmembrane movement of substances integral to membrane YNL201C PSY2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0760888934966253 1.02418734670671e-05 106 Subunit of protein phosphatase PP4 complex; active complex is composed of catalytic subunit Pph3p and Psy2p, with Psy4p apparently providing additional substrate specificity in some cases; regulates recovery from the DNA damage checkpoint and also the gene conversion- and single-strand annealing-mediated pathways of meiotic double-strand break repair; Pph3p and Psy2p localize to foci on meiotic chromosomes; putative homolog of mammalian R3 Unknown|response to DNA damage stimulus|protein dephosphorylation|signal transduction involved in meiotic recombination checkpoint protein serine/threonine phosphatase activity condensed nuclear chromosome|nucleus YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0760028230522445 1.0449588379024e-05 107 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 YDR180W SCC2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0756960513699495 1.13790231414042e-05 108 Subunit of cohesin loading factor (Scc2p-Scc4p), a complex required for loading of cohesin complexes onto chromosomes; involved in establishing sister chromatid cohesion during DSB repair via histone H2AX; evolutionarily-conserved adherin double-strand break repair|establishment of protein localization to chromatin|protein localization to chromatin|2-micrometer plasmid partitioning|mitotic chromosome condensation|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|establishment of mitotic sister chromatid cohesion|rDNA condensation|tRNA gene clustering molecular_function nuclear chromatin|2-micrometer circle DNA|SMC loading complex YGR223C HSV2 hom FT MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.0752602420797391 1.27433092839791e-05 109 Phosphatidylinositol 3,5-bisphosphate-binding protein, plays a role in micronucleophagy; belongs to the PROPPIN family of proteins; predicted to fold as a seven-bladed beta-propeller; displays punctate cytoplasmic localization piecemeal microautophagy of nucleus phosphatidylinositol binding endosome|fungal-type vacuole|extrinsic to membrane|cytoplasm YIL107C PFK26 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0744767210590727 1.56807374897695e-05 110 6-phosphofructo-2-kinase, inhibited by phosphoenolpyruvate and sn-glycerol 3-phosphate; has negligible fructose-2,6-bisphosphatase activity; transcriptional regulation involves protein kinase A regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm 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 0.0740631013182002 1.77352740653462e-05 111 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 YDL237W AIM6 hom 0.0739252899489878 1.81235631057994e-05 112 Putative protein of unknown function, required for respiratory growth; YDL237W is not an essential gene biological_process molecular_function cellular_component YER142C MAG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0739243612434336 1.81279675908923e-05 113 3-methyl-adenine DNA glycosylase; involved in protecting DNA against alkylating agents; initiates base excision repair by removing damaged bases to create abasic sites that are subsequently repaired; protein abundance increases in response to DNA replication stress base-excision repair, AP site formation|DNA dealkylation involved in DNA repair alkylbase DNA N-glycosylase activity nucleus YLR081W GAL2 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0730754083664832 2.26103039822779e-05 114 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 YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0727555076231077 2.45583783958506e-05 115 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 YPR140W TAZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0726611870132209 2.53029878169495e-05 116 Lyso-phosphatidylcholine acyltransferase, required for normal phospholipid content of mitochondrial membranes; may remodel acyl groups of cardiolipin in the inner membrane; human ortholog tafazzin is implicated in Barth syndrome cardiolipin acyl-chain remodeling|mitochondrial ATP synthesis coupled electron transport|protein complex assembly|inner mitochondrial membrane organization|cardiolipin metabolic process|phospholipid biosynthetic process 1-acylglycerophosphocholine O-acyltransferase activity mitochondrial outer membrane|mitochondrion|mitochondrial inner membrane|integral to mitochondrial outer membrane YJL074C SMC3 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0725836860430644 2.56695597541028e-05 117 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 YLL002W RTT109 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0719369774356552 3.07119446294643e-05 118 Histone acetyltransferase critical for cell survival in the presence of DNA damage during S phase; acetylates H3-K56 and H3-K9; involved in non-homologous end joining and in regulation of Ty1 transposition; interacts physically with Vps75p negative regulation of transposition, RNA-mediated|histone acetylation|double-strand break repair via nonhomologous end joining|response to DNA damage stimulus|regulation of transcription from RNA polymerase II promoter in response to stress H3 histone acetyltransferase activity nucleus YGR113W DAM1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0718079807116791 3.15650910022533e-05 119 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; Ipl1p target for regulating kinetochore-MT attachments mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle midzone|DASH complex|condensed nuclear chromosome kinetochore|kinetochore microtubule|spindle YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0710867983796974 3.75907571319596e-05 120 Essential t-SNARE that forms a complex with Tlg2p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds the docking complex VFT (Vps fifty-three) through interaction with Vps51p endocytosis|vesicle fusion SNAP receptor activity trans-Golgi network|SNARE complex|endosome YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0709575632913398 3.88360489819466e-05 121 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 YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0705912621453853 4.25818433944083e-05 122 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 YMR073C IRC21 hom FF 0.0704551818349377 4.49931643420295e-05 123 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 YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0703256835022476 4.55092165300236e-05 124 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome mobilization|ATP-dependent chromatin remodeling|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YJR154W_p YJR154W hom 0.0699582305174796 4.98753832397175e-05 125 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YKL131W_d YKL131W hom 0.0695932834711876 5.46025786697987e-05 126 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFL004W VTC2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0681661622461573 7.86349810360472e-05 127 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|protein localization|vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum|vacuolar transporter chaperone complex YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0680857121880806 7.93988733421489e-05 128 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 YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0679902475766562 8.08599196759886e-05 129 Galactokinase; phosphorylates alpha-D-galactose to alpha-D-galactose-1-phosphate in the first step of galactose catabolism; expression regulated by Gal4p; GAL1 has a paralog, GAL3, that arose from the whole genome duplication galactose catabolic process via UDP-galactose|carbohydrate phosphorylation|positive regulation of transcription by galactose galactokinase activity cytoplasm YPL262W FUM1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.067680768795009 8.95045347286211e-05 130 Fumarase, converts fumaric acid to L-malic acid in the TCA cycle; cytosolic and mitochondrial distribution determined by the N-terminal targeting sequence, protein conformation, and status of glyoxylate shunt; phosphorylated in mitochondria fumarate metabolic process|tricarboxylic acid cycle fumarate hydratase activity cytosol|mitochondrion|mitochondrial matrix YMR044W IOC4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0666844067172662 0.00011196852632052 131 Member of a complex (Isw1b) with Isw1p and Ioc2p; interacts directly with H3K36me3 nucleosomes through its PWWP domain to recruit the Isw1b complex to open reading frames in a Set2p-dependent manner; Isw1b exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YKL121W_p DGR2 hom 0.0665990052342133 0.0001129256572514 132 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YMR137C PSO2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0663559675093958 0.000119633869169182 133 Nuclease required for DNA single- and double-strand break repair; acts at a post-incision step in repair of breaks that result from interstrand cross-links produced by a variety of mono- and bi-functional psoralen derivatives; induced by UV-irradiation; forms nuclear foci upon DNA replication stress DNA repair|double-strand break repair damaged DNA binding|5'-3' exonuclease activity nucleus YBR135W CKS1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS 0.0660656199257147 0.000128140219683599 134 Cyclin-dependent protein kinase regulatory subunit and adaptor; modulates proteolysis of M-phase targets through interactions with the proteasome; role in transcriptional regulation, recruiting proteasomal subunits to target gene promoters positive regulation of transcription, DNA-dependent|regulation of cell cycle|transcription, DNA-dependent|chromatin remodeling ubiquitin binding|protein kinase activator activity|histone binding cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YDR164C SEC1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0652174268912445 0.000156370366509331 135 Sm-like protein involved in docking and fusion of exocytic vesicles; binds to assembled SNARE complexes at the membrane and stimulates membrane fusion; localization to sites of secretion (bud neck and bud tip) is dependent on SNARE function positive regulation of vesicle fusion|exocytosis|vesicle docking involved in exocytosis SNARE binding plasma membrane|cellular bud neck|cellular bud tip YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.0638597598369453 0.000214024822533602 136 Glycosylated integral membrane protein localized to the plasma membrane; plays a role in fructose-1,6-bisphosphatase (FBPase) degradation; involved in FBPase transport from the cytosol to Vid (vacuole import and degradation) vesicles vacuolar protein catabolic process molecular_function integral to plasma membrane YCL031C RRP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0635548304689949 0.000229469217890598 137 Essential protein involved in rRNA processing and ribosome biogenesis; protein abundance increases in response to DNA replication stress ribosomal small subunit assembly|rRNA processing molecular_function nucleolus|nucleus|UTP-C complex|CURI complex YDL127W PCL2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.063535040366026 0.000230506860770654 138 Cyclin, interacts with cyclin-dependent kinase Pho85p; member of the Pcl1,2-like subfamily, involved in the regulation of polarized growth and morphogenesis and progression through the cell cycle; localizes to sites of polarized cell growth G1 phase of mitotic cell cycle|regulation of establishment or maintenance of cell polarity|regulation of cyclin-dependent protein kinase activity|septin ring organization cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|nucleus|cellular bud neck|cellular bud tip YDR073W SNF11 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0633296996035406 0.000243614538878334 139 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 YGR115C_d YGR115C het FF 0.0625429529108975 0.000290358802651821 140 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified and essential ORF SPT6/YGR115C Unknown Unknown Unknown YIL016W SNL1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0621211899604733 0.000317142430471908 141 Ribosome-associated protein proposed to act in protein synthesis and nuclear pore complex biogenesis and maintenance as well as protein folding; has similarity to the mammalian BAG-1 protein protein folding|nuclear pore organization ribosome binding nuclear envelope|mitochondrion|cytosolic ribosome|endoplasmic reticulum membrane|membrane YOR134W BAG7 hom FT SIGNALING 0.0619518528458459 0.00032935478511096 142 Rho GTPase activating protein (RhoGAP), stimulates the intrinsic GTPase activity of Rho1p, which plays a role in actin cytoskeleton organization and control of cell wall synthesis; structurally and functionally related to Sac7p small GTPase mediated signal transduction Rho GTPase activator activity intracellular YDR433W_d YDR433W hom 0.0614841799605805 0.000365406543913214 143 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR140C IRA1 het FF|FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0613521493042906 0.000376233131475133 144 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions, mediates membrane association of adenylate cyclase; IRA1 has a paralog, IRA2, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|regulation of adenylate cyclase activity|positive regulation of Ras GTPase activity Ras GTPase activator activity mitochondrion|integral to membrane|membrane YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0610141059595072 0.000405334333719267 145 SUMO E3 ligase, catalyzes the covalent attachment of SUMO (Smt3p) to proteins; primary E3 ligase for Sir4p; sumoylates Yku70p/Yku80p and Sir4p in vivo to promote chromatin anchoring; promotes telomere anchoring to the nuclear envelope; involved in maintenance of proper telomere length protein sumoylation|chromosome segregation|chromosome condensation SUMO ligase activity nuclear chromatin|nucleus|cytoplasm YCL004W PGS1 het FT LIPID METABOLISM|MITOCHONDRION 0.0609615930625221 0.000410039295316947 146 Phosphatidylglycerolphosphate synthase, catalyzes the synthesis of phosphatidylglycerolphosphate from CDP-diacylglycerol and sn-glycerol 3-phosphate in the first committed and rate-limiting step of cardiolipin biosynthesis cardiolipin biosynthetic process CDP-diacylglycerol-glycerol-3-phosphate 3-phosphatidyltransferase activity mitochondrion YMR214W SCJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0606672137986725 0.000437372477504516 147 One of several homologs of bacterial chaperone DnaJ, located in the ER lumen where it cooperates with Kar2p to mediate maturation of proteins ER-associated protein catabolic process|protein folding in endoplasmic reticulum|response to unfolded protein chaperone binding endoplasmic reticulum lumen YLR271W_p YLR271W hom FT NUCLEUS 0.0602114711842396 0.000505190853079799 148 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YPR148C YPR148C hom 0.0601149208353367 0.000493295007987754 149 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function ribosome|cytoplasm YBR073W RDH54 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0599472557397709 0.000511548156274266 150 DNA-dependent ATPase; stimulates strand exchange by modifying the topology of double-stranded DNA; involved in recombinational repair of DNA double-strand breaks during mitosis and meiosis; proposed to be involved in crossover interference; interacts with Dmc1p; stimulates Dmc1p and Rad51p DNA geometric change|heteroduplex formation|meiotic sister chromatid segregation|reciprocal meiotic recombination|double-strand break repair via break-induced replication DNA-dependent ATPase activity|DNA translocase activity nucleus YLL008W DRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0598185705210328 0.000525982455307978 151 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 YPL075W GCR1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0597148809817796 0.000537888107067864 152 Transcriptional activator of genes involved in glycolysis; DNA-binding protein that interacts and functions with the transcriptional activator Gcr2p negative regulation of transcription from RNA polymerase II promoter by glucose|nucleosome organization|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from a mobile element promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|RNA polymerase II distal enhancer sequence-specific DNA binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nuclear envelope YIL132C CSM2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0590189040649364 0.000624528523335521 153 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function; structural analysis reveals a similar DNA-binding region in both Psy3p and Csm2p and that both regions work together to form a single DNA binding site; required for accurate chromosome segregation during meiosis meiotic chromosome segregation|recombinational repair|maintenance of rDNA|error-free translesion synthesis molecular_function nucleus|Shu complex|cytoplasm YJL025W RRN7 het FT NUCLEUS 0.0588900737821958 0.000646739023260769 154 Component of the core factor (CF) rDNA transcription factor complex; CF is required for transcription of 35S rRNA genes by RNA polymerase I and is composed of Rrn6p, Rrn7p, and Rrn11p transcription initiation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter TBP-class protein binding|RNA polymerase I CORE element sequence-specific DNA binding|RNA polymerase I CORE element sequence-specific DNA binding transcription factor recruiting transcription factor activity nucleolus|RNA polymerase I core factor complex YBR224W_d YBR224W hom 0.0588434522955535 0.000648331606646043 155 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TDP1 Unknown Unknown Unknown YER016W BIM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0587636276006604 0.000659437999518074 156 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 YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.0587451935028223 0.000662027835261405 157 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 YLL056C_p YLL056C hom 0.0587080814989541 0.000669752957101653 158 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 YLR316C TAD3 het FT RNA PROCESSING|NUCLEUS 0.0586114697386582 0.000681099810976296 159 Subunit of tRNA-specific adenosine-34 deaminase, forms a heterodimer with Tad2p that converts adenosine to inosine at the wobble position of several tRNAs tRNA modification tRNA-specific adenosine deaminase activity nucleus|cytoplasm YIL035C CKA1 hom FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0584416268982751 0.000706059241089474 160 Alpha catalytic subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity|protein kinase activity protein kinase CK2 complex|UTP-C complex YGR044C RME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0584222756123915 0.000708956316833725 161 Zinc finger protein involved in control of meiosis; prevents meiosis by repressing IME1 expression and promotes mitosis by activating CLN2 expression; directly repressed by a1-alpha2 regulator; mediates cell type control of sporulation; relocalizes from nucleus to cytoplasm upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription during meiosis|negative regulation of meiosis|positive regulation of invasive growth in response to glucose limitation by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YNL194C YNL194C hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0583106510342238 0.000725884254230843 162 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 YLR320W MMS22 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0577526996834464 0.000823649352697313 163 Subunit of an E3 ubiquitin ligase complex involved in replication repair; stabilizes protein components of the replication fork, such as the fork-pausing complex and leading strand polymerase, preventing fork collapse and promoting efficient recovery during replication stress; required for accurate meiotic chromosome segregation replication fork processing|double-strand break repair|recombinational repair|meiotic sister chromatid segregation|response to DNA damage stimulus molecular_function Cul8-RING ubiquitin ligase complex|nucleus YPL194W DDC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0574544235640225 0.000871867224759176 164 DNA damage checkpoint protein; part of a PCNA-like complex required for DNA damage response, required for pachytene checkpoint to inhibit cell cycle in response to unrepaired recombination intermediates; potential Cdc28p substrate; forms nuclear foci upon DNA replication stress meiosis|mitotic cell cycle G1/S transition checkpoint|intra-S DNA damage checkpoint|recombinational repair|G2/M transition checkpoint|cell cycle checkpoint molecular_function condensed nuclear chromosome|checkpoint clamp complex YFR055W_p IRC7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0571706090157509 0.000921603296366447 165 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 YPR120C CLB5 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.056824523796515 0.000990061091292296 166 B-type cyclin involved in DNA replication during S phase; activates Cdc28p to promote initiation of DNA synthesis; functions in formation of mitotic spindles along with Clb3p and Clb4p; most abundant during late G1 phase spindle assembly|G1/S transition of mitotic cell cycle|regulation of S phase of mitotic cell cycle|G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation|premeiotic DNA replication|positive regulation of DNA replication cyclin-dependent protein kinase regulator activity nucleus YJL039C NUP192 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0568094138898283 0.00101241249762881 167 Essential subunit of the inner ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport; homologous to human NUP205 nucleocytoplasmic transport|nuclear pore organization structural constituent of nuclear pore integral to membrane|nuclear pore nuclear basket|nuclear pore|nuclear pore inner ring YKL173W SNU114 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEOTIDE METABOLISM|NUCLEUS 0.0566654342941302 0.00102308313438432 168 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 YDL152W_d YDL152W het FF 0.0566094036363868 0.00103495394214753 169 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SAS10/YDL153C, a component of the small ribosomal subunit processosome Unknown Unknown Unknown YOR034C-A_p YOR034C-A hom 0.0566074018317832 0.00103717746180423 170 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR435C PPM1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0565461366834659 0.00105396898807364 171 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 YIR016W_p YIR016W hom 0.0565075835572678 0.0010568525265415 172 Putative protein of unknown function; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; overexpression causes a cell cycle delay or arrest; non-essential gene; YIR016W has a paralog, YOL036W, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR190C SGS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0564823459316352 0.00106234628825992 173 Nucleolar DNA helicase of the RecQ family; involved in genome integrity maintenance; regulates chromosome synapsis and meiotic joint molecule/crossover formation; potential role as repressor of a subset of rapamycin responsive genes; rapidly lost in response to rapamycin in Rrd1p-dependent manner; similar to human BLM and WRN proteins implicated in Bloom and Werner syndromes; forms nuclear foci upon DNA replication stress DNA double-strand break processing|meiotic DNA double-strand break processing|telomeric 3' overhang formation|meiotic chromosome segregation|DNA unwinding involved in replication|double-strand break repair via homologous recombination|intra-S DNA damage checkpoint|telomere maintenance via recombination|replicative cell aging|DNA duplex unwinding|response to DNA damage stimulus|negative regulation of meiotic joint molecule formation|chromosome organization|regulation of reciprocal meiotic recombination|gene conversion at mating-type locus, DNA double-strand break processing|mitotic sister chromatid segregation ATP-dependent DNA helicase activity RecQ helicase-Topo III complex|nucleolus YIL009W FAA3 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0563546964373505 0.0010905400114973 174 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 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 0.0560137646561758 0.00117125667365185 175 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 YKL048C ELM1 hom FT CELL CYCLE|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0559379551154455 0.00119555488604134 176 Serine/threonine protein kinase that regulates cellular morphogenesis, septin behavior, and cytokinesis; required for the regulation of other kinases, such as Kin4p; forms part of the bud neck ring positive regulation of protein autophosphorylation|protein autophosphorylation|cell morphogenesis|budding cell bud growth|protein phosphorylation|response to drug|septin checkpoint|pseudohyphal growth|glucose metabolic process|axial cellular bud site selection|response to osmotic stress|cytokinesis protein serine/threonine kinase activity|protein kinase activity cellular bud neck contractile ring YDR047W HEM12 het FF|FT COFACTOR METABOLISM|NUCLEUS 0.055847402021453 0.00120955931640758 177 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 YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0556683001109627 0.0012543674416009 178 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 YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0552531740264737 0.00136417773552745 179 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 YOR188W MSB1 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0544749917935175 0.00159423793851061 180 Protein of unknown function; may be involved in positive regulation of 1,3-beta-glucan synthesis and the Pkc1p-MAPK pathway; multicopy suppressor of temperature-sensitive mutations in CDC24 and CDC42, and of mutations in BEM4; potential Cdc28p substrate; relocalizes from bud neck to cytoplasm upon DNA replication stress establishment of cell polarity molecular_function mitochondrion|cellular bud neck|cellular bud tip YJL124C LSM1 hom FF|FT RNA PROCESSING|NUCLEUS 0.0539527501299026 0.00179351974038027 181 Lsm (Like Sm) protein; forms heteroheptameric complex (with Lsm2p, Lsm3p, Lsm4p, Lsm5p, Lsm6p, and Lsm7p) involved in degradation of cytoplasmic mRNAs; unlike most Sm-like proteins, Lsm1p requires both its SM-domain and C-terminal domain for RNA-binding; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay RNA binding|RNA cap binding mRNA cap binding complex|cytoplasmic mRNA processing body|cytoplasm YKL111C_d YKL111C het 0.0538700472130008 0.00179718700609666 182 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 YER129W SAK1 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0536971391896052 0.00186233520690004 183 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 YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0529022452859008 0.00218504210539527 184 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 YMR209C_p YMR209C hom 0.0523837090499741 0.00240062391212224 185 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YGR034W RPL26B hom FT TRANSLATION|RIBOSOME 0.0520806307490838 0.00254443113208805 186 Ribosomal 60S subunit protein L26B; binds to 5.8S rRNA; homologous to mammalian ribosomal protein L26 and bacterial L24; RPL26B has a paralog, RPL26A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YER009W NTF2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0514389789761615 0.00287520542942673 187 Nuclear envelope protein, interacts with GDP-bound Gsp1p and with proteins of the nuclear pore to transport Gsp1p into the nucleus where it is an essential player in nucleocytoplasmic transport nucleocytoplasmic transport|protein import into nucleus Ran GTPase binding nuclear envelope|integral to membrane YPR061C JID1 hom FT MITOCHONDRION 0.0510374803098717 0.00310166949276828 188 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 YFR032C_p RRT5 hom 0.0509831473368488 0.00313353423139588 189 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; expressed at high levels during sporulation biological_process molecular_function cellular_component YNL113W RPC19 het FT NUCLEUS 0.0507685586062613 0.00326232110688813 190 RNA polymerase subunit AC19, common to RNA polymerases I and III tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0505824424215128 0.0033826588020165 191 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 YDL065C PEX19 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0505783738466282 0.00339476667789189 192 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 YPL015C HST2 hom FT GENE SILENCING|NUCLEUS 0.0503578667408848 0.0035223253680003 193 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 YBR005W RCR1 hom FT VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0503253700687009 0.00354368249112327 194 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 YDR403W DIT1 hom FT CELL WALL ORG/BIOGENESIS 0.0500675873913018 0.00373274444559473 195 Sporulation-specific enzyme required for spore wall maturation, involved in the production of a soluble LL-dityrosine-containing precursor of the spore wall; transcripts accumulate at the time of prospore enclosure ascospore wall assembly catalytic activity cellular_component YDR489W SLD5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0500520434665406 0.00372802972788139 196 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 YDR057W YOS9 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0500397575432812 0.0037365171123891 197 ER quality-control lectin; integral subunit of the HRD ligase; binds to glycans with terminal alpha-1,6 linked mannose on misfolded N-glycosylated proteins and participates in targeting proteins to ERAD; member of the OS-9 protein family ER-associated protein catabolic process oligosaccharide binding luminal surveillance complex|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum lumen YPL220W RPL1A hom FT TRANSLATION|RIBOSOME 0.0499184945462054 0.00382123491567667 198 Ribosomal 60S subunit protein L1A; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1A has a paralog, RPL1B, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR363W ESC2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS 0.049788049524356 0.00391431205214272 199 Sumo-like domain protein; prevents accumulation of toxic intermediates during replication-associated recombinational repair; roles in silencing, lifespan, chromatid cohesion and the intra-S-phase DNA damage checkpoint; RENi family member intra-S DNA damage checkpoint|double-strand break repair via homologous recombination|chromatin silencing at silent mating-type cassette|mitotic sister chromatid cohesion molecular_function nucleus YAR030C_d YAR030C hom 0.0496686481484164 0.00400130837707728 200 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YAR029W and the verified gene PRM9 Unknown Unknown Unknown YPR019W MCM4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0494892670755501 0.00413530728943739 201 Essential helicase component of heterohexameric MCM2-7 complexes which bind pre-replication complexes on DNA and melt DNA prior to replication; forms an Mcm4p-6p-7p subcomplex; shows nuclear accumulation in G1; homolog of S. pombe Cdc21p S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|double-strand break repair via break-induced replication|DNA replication initiation|pre-replicative complex assembly four-way junction helicase activity|DNA helicase activity|DNA replication origin binding|single-stranded DNA-dependent ATPase activity|single-stranded DNA binding|ATP-dependent 3'-5' DNA helicase activity replication fork protection complex|nuclear replication fork|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YJR149W_p YJR149W hom FT OXIDATION-REDUCTION PROCESS 0.0491885170682405 0.00438667736139828 202 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YDL002C NHP10 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0491035253524142 0.00443734237078789 203 Protein related to mammalian high mobility group proteins; preferentially binds DNA ends, protecting them from exonucleatic cleavage; likely component of the chromatin-remodeling complex INO80 complex; proposed to be involved in DNA repair double-strand break repair|nucleosome mobilization DNA end binding|loop DNA binding nucleus|Ino80 complex YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0487356375172733 0.00474387211748673 204 Gamma subunit of translational elongation factor eEF1B, stimulates the binding of aminoacyl-tRNA (AA-tRNA) to ribosomes by releasing eEF1A (Tef1p/Tef2p) from the ribosomal complex translational elongation translation elongation factor activity mitochondrion|ribosome|eukaryotic translation elongation factor 1 complex YDR341C YDR341C het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.048642477947047 0.00482447444868435 205 Arginyl-tRNA synthetase, proposed to be cytoplasmic but the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies cytoplasmic translation|arginyl-tRNA aminoacylation arginine-tRNA ligase activity mitochondrion|cytoplasm YKL144C RPC25 het FT NUCLEUS 0.0486299384149997 0.004835417807644 206 RNA polymerase III subunit C25, required for transcription initiation; forms a heterodimer with Rpc17p; paralog of Rpb7p transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.048603746082164 0.00486470315101925 207 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 YPL242C IQG1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0484587675851508 0.00498706142072588 208 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 YLR071C RGR1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0483888795682155 0.00505020278166074 209 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 YPR190C RPC82 het FT NUCLEUS 0.0482656117903049 0.00517000139251221 210 RNA polymerase III subunit C82 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YJR116W_p TDA4 hom 0.0482247420470483 0.00520134514376269 211 Putative protein of unknown function; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function integral to membrane YPL139C UME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0478834647855876 0.00552875231229213 212 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 YGL200C EMP24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0478230147325529 0.00562421664165656 213 Component of the p24 complex; binds to GPI anchor proteins and mediates their efficient transport from the ER to the Golgi; integral membrane protein that associates with endoplasmic reticulum-derived COPII-coated vesicles protein retention in ER lumen|vesicle organization|ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum|ER to Golgi transport vesicle YOR224C RPB8 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0476737442684683 0.00578266870347707 214 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 YKR053C YSR3 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0475205979871366 0.00589716005873606 215 Dihydrosphingosine 1-phosphate phosphatase; membrane protein involved in sphingolipid metabolism; YSR3 has a paralog, LCB3, that arose from the whole genome duplication phospholipid dephosphorylation|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YDR457W TOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0473372324156326 0.0060916127742917 216 E3 ubiquitin ligase of the hect-domain class; has a role in mRNA export from the nucleus and may regulate transcriptional coactivators; involved in degradation of excess histones; interacts with Dia2p and is required for Dia2p degradation; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mitosis|nucleocytoplasmic transport|nucleus organization|cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|regulation of cell size|protein ubiquitination ubiquitin-protein ligase activity integral to membrane|nucleolus|nucleus YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0468772037219507 0.00660510811401819 217 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 YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0468733735797027 0.00663383917022441 218 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 YBR027C_d YBR027C hom 0.0468563872031792 0.00662923818221493 219 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL035C_d YPL035C hom 0.0467981769206692 0.00673809785778099 220 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YPL034W; YPL035C is not an essential gene Unknown Unknown Unknown YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.046619194004471 0.00691820786029907 221 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 YNL268W LYP1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0466129594011631 0.00691735231655206 222 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 YJR036C HUL4 hom FT PROTEOLYSIS|NUCLEUS 0.0465045136023598 0.00704928793090743 223 Protein with similarity to hect domain E3 ubiquitin-protein ligases; not essential for viability; found in association with Trf4 in TRAMP complex protein ubiquitination ubiquitin-protein ligase activity TRAMP complex YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.0463399832049359 0.00725377157946696 224 Thiazole synthase, abundant protein involved in the formation of the thiazole moiety of thiamine during thiamine biosynthesis; acts more as a co-substrate rather than an enzyme by providing the sulphur source for thiazole formation; undergoes a single turnover only; required for mitochondrial genome stability in response to DNA damaging agents thiamine biosynthetic process|mitochondrial genome maintenance|thiazole biosynthetic process ferrous iron binding cytosol YDR359C EAF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0463013568806249 0.00730254216816211 225 Component of the NuA4 histone acetyltransferase complex; acts as a platform for assembly of NuA4 subunits into the native complex; required for initiation of pre-meiotic DNA replication, likely due to its requirement for expression of IME1 DNA repair|cellular protein complex assembly|chromatin modification molecular_function histone acetyltransferase complex|NuA4 histone acetyltransferase complex YIL104C SHQ1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0461809313573349 0.0074653683496121 226 Chaperone protein required for the assembly of box H/ACA snoRNPs and thus for pre-rRNA processing, forms a complex with Naf1p and interacts with H/ACA snoRNP components Nhp2p and Cbf5p; homology with known Hsp90p cochaperones box H/ACA snoRNP assembly unfolded protein binding nucleoplasm YDR285W ZIP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0460510976817719 0.00762571378075388 227 Transverse filament protein of the synaptonemal complex; required for normal levels of meiotic recombination and pairing between homologous chromosome during meiosis; potential Cdc28p substrate synapsis|reciprocal meiotic recombination chromatin binding|SUMO polymer binding transverse filament YDL224C WHI4 hom 0.0459111816885592 0.00781192614192999 228 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 YNL298W CLA4 hom FF|FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0456679753209105 0.00826013026390735 229 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 YBR137W YBR137W hom 0.0455936924126087 0.00824965253453367 230 Protein of unknown function; localized to the cytoplasm; binds to Replication Protein A (RPA); also interacts with Sgt2p; YBR137W is not an essential gene biological_process molecular_function TRC complex|cytoplasm YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0453868965979433 0.00854643625309726 231 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 YLR142W PUT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.045377586243948 0.00856989330614931 232 Proline oxidase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; PUT1 transcription is induced by Put3p in the presence of proline and the absence of a preferred nitrogen source glutamate biosynthetic process|proline catabolic process to glutamate proline dehydrogenase activity mitochondrion YPL274W SAM3 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0453191523204346 0.00864571415240399 233 High-affinity S-adenosylmethionine permease, required for utilization of S-adenosylmethionine as a sulfur source; has similarity to S-methylmethionine permease Mmp1p spermidine transport|putrescine transport|S-adenosylmethionine transport S-adenosylmethionine transmembrane transporter activity|spermidine transmembrane transporter activity|putrescine transmembrane transporter activity integral to membrane|plasma membrane YDR165W TRM82 hom FT RNA PROCESSING|NUCLEUS 0.0452900237574777 0.0086887173218726 234 Catalytic subunit of a tRNA methyltransferase complex; Trm8p and Trm82p comprise an enzyme that catalyzes a methyl-transfer from S-adenosyl-l-methionine to the N(7) atom of guanine at position 46 in tRNA; Trm8 lacks catalytic activity if not bound to Trm82p tRNA methylation tRNA (guanine-N7-)-methyltransferase activity tRNA methyltransferase complex|nucleus YOR227W HER1 hom FT MITOCHONDRION 0.0449243863601574 0.00924499957107037 235 Protein of unknown function required for proliferation or remodeling of the ER that is caused by overexpression of Hmg2p; may interact with ribosomes, based on co-purification experiments; HER1 has a paralog, GIP3, that arose from the whole genome duplication endoplasmic reticulum organization molecular_function mitochondrion|ribosome|cytoplasm YER116C SLX8 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0447808630752875 0.00947189745207515 236 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 YPR144C NOC4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0446294320154551 0.0097166666210023 237 Nucleolar protein, forms a complex with Nop14p that mediates maturation and nuclear export of 40S ribosomal subunits ribosomal small subunit biogenesis|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing molecular_function small-subunit processome|nucleolus|nucleus|90S preribosome|Noc4p-Nop14p complex YBR060C ORC2 het FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0446231193078069 0.0098034310160439 238 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 YLR055C SPT8 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0446221582378012 0.00972856434256384 239 Subunit of the SAGA transcriptional regulatory complex but not present in SAGA-like complex SLIK/SALSA, required for SAGA-mediated inhibition at some promoters histone acetylation|negative regulation of transcription from RNA polymerase II promoter|chromatin modification|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|transcription cofactor activity nucleus|SAGA complex YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0446221333544763 0.00973948885349571 240 DnaJ-like chaperone required for nuclear membrane fusion during mating, localizes to the ER membrane; exhibits genetic interactions with KAR2 karyogamy involved in conjugation with cellular fusion|ER-associated protein catabolic process|protein folding in endoplasmic reticulum unfolded protein binding|chaperone binding endoplasmic reticulum|nuclear outer membrane-endoplasmic reticulum membrane network YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0445769908456958 0.00980273562306753 241 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 YLR352W_p YLR352W hom 0.0445486620515124 0.00989353194180726 242 Putative protein of unknown function with similarity to F-box proteins; interacts with Skp1p and Cdc53p; YLR352W is not an essential gene biological_process molecular_function SCF ubiquitin ligase complex YDR394W RPT3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0444936539836013 0.00994090968278773 243 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 YGL049C TIF4632 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0444667240298852 0.00998592933726138 244 Translation initiation factor eIF4G, subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); associates with the poly(A)-binding protein Pab1p, also interacts with eIF4A (Tif1p); TIF4632 has a paralog, TIF4631, that arose from the whole genome duplication translational initiation|stress granule assembly translation initiation factor binding|mRNA binding|translation initiation factor activity eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YNR072W HXT17 hom FT PLASMA MEMBRANE 0.044392997227051 0.0101775337178575 245 Hexose transporter, up-regulated in media containing raffinose and galactose at pH 7.7 versus pH 4.7, repressed by high levels of glucose hexose transport mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YML126C ERG13 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0443177029428634 0.0102383493863229 246 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) synthase, catalyzes the formation of HMG-CoA from acetyl-CoA and acetoacetyl-CoA; involved in the second step in mevalonate biosynthesis ergosterol biosynthetic process hydroxymethylglutaryl-CoA synthase activity endoplasmic reticulum YER164W CHD1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0441435487917658 0.0105405230456815 247 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 YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0440869886690197 0.0106403519889834 248 Mitochondrial inner membrane protein; component of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0439905461787764 0.0108125130272935 249 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 YFR032C-A RPL29 hom FT TRANSLATION|RIBOSOME 0.0439291126503811 0.0109234652537761 250 Ribosomal 60S subunit protein L29; not essential for translation, but required for proper joining of large and small ribosomal subunits and for normal translation rate; homologous to mammalian ribosomal protein L29, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YGR055W MUP1 hom FT PLASMA MEMBRANE 0.0438654526846005 0.0112083400187567 251 High affinity methionine permease, integral membrane protein with 13 putative membrane-spanning regions; also involved in cysteine uptake cysteine transport|sulfur amino acid transport|methionine transport L-methionine secondary active transmembrane transporter activity integral to membrane|integral to plasma membrane YPR119W CLB2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.043616230145155 0.0115043869150117 252 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the transition from G2 to M phase; accumulates during G2 and M, then targeted via a destruction box motif for ubiquitin-mediated degradation by the proteasome G2/M transition of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|spindle pole body|cellular bud neck|spindle|cytoplasm YDL163W_d YDL163W het 0.0435761183405469 0.0115808096006835 253 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene CDC9/YDL164C encoding DNA ligase Unknown Unknown Unknown YKL221W MCH2 hom 0.0435230666627921 0.0116825773048625 254 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 YKL027W YKL027W hom FT MITOCHONDRION 0.0434026741259694 0.0119291479872399 255 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YNL110C NOP15 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0433755323328811 0.0120207332959673 256 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 YOR033C EXO1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0433728262393891 0.0119750954736667 257 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 YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0433299148168816 0.01205982706138 258 High-affinity histidine permease, also involved in the transport of manganese ions manganese ion transport|histidine transport high affinity L-histidine transmembrane transporter activity integral to membrane|plasma membrane YLR087C CSF1 hom FF|FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0432137387732401 0.0123308612977388 259 Protein required for fermentation at low temperature; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies fermentation molecular_function mitochondrion YLR458W_d YLR458W het 0.0432080688583592 0.0123033228145057 260 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 YDR069C DOA4 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION 0.0431114870395883 0.0124994136533696 261 Ubiquitin isopeptidase, required for recycling ubiquitin from proteasome-bound ubiquitinated intermediates, acts at the late endosome/prevacuolar compartment to recover ubiquitin from ubiquitinated membrane proteins en route to the vacuole protein deubiquitination|endocytosis|regulation of DNA replication|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|free ubiquitin chain depolymerization|ubiquitin homeostasis|ubiquitin-dependent protein catabolic process endopeptidase activity|ubiquitin-specific protease activity|ubiquitin thiolesterase activity endosome|proteasome complex|mitochondrion YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0430119259720862 0.0127443767193312 262 Nucleolar protein that forms a complex with Lrs4p and then Mam1p at kinetochores during meiosis I to mediate accurate homolog segregation; required for condensin recruitment to the replication fork barrier site and rDNA repeat segregation meiotic chromosome segregation|rDNA condensation|protein localization to nucleolar rDNA repeats|homologous chromosome segregation molecular_function nuclear envelope|nucleolus|monopolin complex YLR027C AAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0429100932735728 0.0129172247252291 263 Cytosolic aspartate aminotransferase, involved in nitrogen metabolism; localizes to peroxisomes in oleate-grown cells aspartate biosynthetic process L-aspartate:2-oxoglutarate aminotransferase activity cytosol|peroxisome YEL026W SNU13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0428664259184607 0.013022962251727 264 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 YDR330W UBX5 hom FT PROTEOLYSIS|NUCLEUS 0.0427920452862611 0.0132225321373099 265 UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YKL182W FAS1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0427149541915196 0.01337518123843 266 Beta subunit of fatty acid synthetase, which catalyzes the synthesis of long-chain saturated fatty acids; contains acetyltransacylase, dehydratase, enoyl reductase, malonyl transacylase, and palmitoyl transacylase activities fatty acid biosynthetic process palmitoyltransferase activity|enoyl-[acyl-carrier-protein] reductase (NADPH, B-specific) activity|fatty acid synthase activity|3-hydroxyacyl-[acyl-carrier-protein] dehydratase activity|[acyl-carrier-protein] S-acetyltransferase activity|[acyl-carrier-protein] S-malonyltransferase activity cytosol|fatty acid synthase complex|mitochondrion|lipid particle|cytoplasm YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.0425449452946169 0.0137063430976093 267 Cytochrome c1 heme lyase, involved in maturation of cytochrome c1, which is a subunit of the mitochondrial ubiquinol-cytochrome-c reductase; links heme covalently to apocytochrome c1 cytochrome c-heme linkage holocytochrome-c synthase activity mitochondrion|mitochondrial intermembrane space YNL086W_p SNN1 hom 0.0425054507451209 0.0138083255759714 268 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 YOR353C SOG2 het FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0424553003743046 0.0139064638556286 269 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 YDR482C CWC21 hom FT RNA PROCESSING|NUCLEUS 0.042304568786819 0.0142632423647484 270 Protein involved in RNA splicing by the spliceosome; component of a complex containing Cef1p; interacts genetically with ISY1 and BUD13; may bind RNA; has similarity to S. pombe Cwf21p mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0422811311875862 0.0143026576423579 271 Component of the SWR1 complex; complex exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; protein abundance increases in response to DNA replication stress chromatin remodeling|histone exchange molecular_function Swr1 complex|nucleus YNL052W COX5A hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0422363096234378 0.0144062127422348 272 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 YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.0421311246546182 0.0146518301334179 273 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 YGR260W TNA1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0420587951322382 0.0148228606937209 274 High affinity nicotinic acid plasma membrane permease, responsible for uptake of low levels of nicotinic acid; expression of the gene increases in the absence of extracellular nicotinic acid or para-aminobenzoate (PABA) nicotinamide mononucleotide transport nicotinamide mononucleotide transmembrane transporter activity mitochondrion|integral to membrane|integral to plasma membrane YPL070W MUK1 hom 0.0419827388353739 0.0150045979791399 275 Cytoplasmic protein of unknown function containing a Vps9 domain; computational analysis of large-scale protein-protein interaction data suggests a possible role in transcriptional regulation biological_process molecular_function cytoplasm YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0419613169596579 0.0151013948355161 276 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 YIL028W_d YIL028W hom 0.0418980946181399 0.0152091603312492 277 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL196C_p SLZ1 hom 0.0418684860082947 0.0152965280003336 278 Sporulation-specific protein with a leucine zipper motif biological_process molecular_function cellular_component YBR186W PCH2 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0417822787178975 0.0155084197402717 279 Nucleolar component of the pachytene checkpoint, which prevents chromosome segregation when recombination and chromosome synapsis are defective; also represses meiotic interhomolog recombination in the rDNA; required for meiotic double-stranded break formation meiotic recombination checkpoint|meiotic DNA double-strand break formation|reciprocal meiotic recombination ATPase activity nucleolus YOR073W SGO1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0417176240607327 0.0156535223813799 280 Component of the spindle checkpoint, involved in sensing lack of tension on mitotic chromosomes; protects centromeric Rec8p at meiosis I; required for accurate chromosomal segregation at meiosis II and for mitotic chromosome stability positive regulation of maintenance of meiotic sister chromatid cohesion|meiotic sister chromatid segregation|meiotic sister chromatid separation|sister chromatid biorientation|maintenance of meiotic sister chromatid cohesion|mitotic cell cycle spindle assembly checkpoint|mitotic sister chromatid segregation molecular_function condensed nuclear chromosome kinetochore|nucleus|spindle pole body|condensed nuclear chromosome, centromeric region YLR325C RPL38 hom FT TRANSLATION|RIBOSOME 0.0415615604937688 0.0160469527845446 281 Ribosomal 60S subunit protein L38; homologous to mammalian ribosomal protein L38, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YLR303W MET17 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0415445055368785 0.0160904699467788 282 Methionine and cysteine synthase (O-acetyl homoserine-O-acetyl serine sulfhydrylase), required for sulfur amino acid synthesis methionine metabolic process|cysteine biosynthetic process O-acetylhomoserine aminocarboxypropyltransferase activity|cysteine synthase activity plasma membrane|cytoplasm YHR103W SBE22 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0414754135432125 0.0162678266782971 283 Protein involved in the transport of cell wall components from the Golgi to the cell surface; similar in structure and functionally redundant with Sbe2p; involved in bud growth fungal-type cell wall organization molecular_function cytoplasm YGR083C GCD2 het FT TRANSLATION 0.0413737780839956 0.0165318417776455 284 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 YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.041352494256075 0.0165876040249624 285 DNA 5' AMP hydrolase involved in DNA repair; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins; homolog of Aprataxin, a Hint related protein that is mutated in individuals with ataxia with oculomotor apraxia; relative distribution to nuclear foci decreases upon DNA replication stress response to DNA damage stimulus DNA 5'-adenosine monophosphate hydrolase activity nucleus|cytoplasm YNR056C BIO5 hom FT KETONE METABOLISM|COFACTOR METABOLISM|PLASMA MEMBRANE 0.0413116792721864 0.0167112460626268 286 Putative transmembrane protein involved in the biotin biosynthesis pathway; responsible for uptake of 7-keto 8-aminopelargonic acid; BIO5 is in a cluster of 3 genes (BIO3, BIO4, and BIO5) that mediate biotin synthesis biotin biosynthetic process|vitamin transport transmembrane transporter activity integral to membrane|plasma membrane YGL256W ADH4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.041278871235419 0.0168307415307102 287 Alcohol dehydrogenase isoenzyme type IV, dimeric enzyme demonstrated to be zinc-dependent despite sequence similarity to iron-activated alcohol dehydrogenases; transcription is induced in response to zinc deficiency fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion YJR082C EAF6 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.041253785335244 0.0168483789415671 288 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 YPR006C ICL2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0411743993002753 0.0171102704618095 289 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 YOR028C CIN5 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0411633199817473 0.0170905273804223 290 Basic leucine zipper (bZIP) transcription factor of the yAP-1 family; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; mediates pleiotropic drug resistance and salt tolerance; nuclearly localized under oxidative stress and sequestered in the cytoplasm by Lot6p under reducing conditions; CIN5 has a paralog, YAP6, that arose from the whole genome duplication hyperosmotic salinity response|response to drug|hyperosmotic response|regulation of transcription from RNA polymerase II promoter repressing transcription factor binding|sequence-specific DNA binding nucleus|cytoplasm YKL119C VPH2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0409467565101008 0.0176826384921566 291 Integral membrane protein required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the endoplasmic reticulum (ER) vacuolar proton-transporting V-type ATPase complex assembly|vacuolar acidification molecular_function endoplasmic reticulum membrane YBR221C PDB1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.040910636946804 0.0177831231145767 292 E1 beta subunit of the pyruvate dehydrogenase (PDH) complex, which is an evolutionarily-conserved multi-protein complex found in mitochondria acetyl-CoA biosynthetic process from pyruvate pyruvate dehydrogenase (acetyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial pyruvate dehydrogenase complex YMR059W SEN15 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.040758746682138 0.018211175653699 293 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 YDR211W GCD6 het FT TRANSLATION 0.0407555600826102 0.0182202517853007 294 Catalytic epsilon subunit of the translation initiation factor eIF2B; eIF2B is the guanine-nucleotide exchange factor for eIF2; activity subsequently regulated by phosphorylated eIF2; first identified as a negative regulator of GCN4 expression; forms cytoplasmic foci upon DNA replication stress regulation of translational initiation guanyl-nucleotide exchange factor activity|translation initiation factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YMR251W GTO3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0407016683542168 0.0183743479153375 295 Omega class glutathione transferase; putative cytosolic localization glutathione metabolic process glutathione transferase activity cytoplasm YDR176W NGG1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.040513078764709 0.0189226071840685 296 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 YLR346C_p YLR346C hom FT MITOCHONDRION 0.0403758931358164 0.0193484147591915 297 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 YER073W ALD5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0403483525544842 0.019413137685844 298 Mitochondrial aldehyde dehydrogenase, involved in regulation or biosynthesis of electron transport chain components and acetate formation; activated by K+; utilizes NADP+ as the preferred coenzyme; constitutively expressed acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity mitochondrion YJR115W_p YJR115W hom 0.0402093514610017 0.0198908864497319 299 Putative protein of unknown function; YJR115W has a paralog, ECM13, that arose from the whole genome duplication biological_process molecular_function cellular_component YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.03994633141295 0.0207900486527632 300 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 YAL030W SNC1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0398469471766984 0.0210710756152932 301 Vesicle membrane receptor protein (v-SNARE); involved in the fusion between Golgi-derived secretory vesicles with the plasma membrane; proposed to be involved in endocytosis; member of the synaptobrevin/VAMP family of R-type v-SNARE proteins; SNC1 has a paralog, SNC2, that arose from the whole genome duplication endocytosis|exocytosis|Golgi to plasma membrane transport|vesicle fusion SNAP receptor activity SNARE complex|trans-Golgi network|endosome|transport vesicle membrane|plasma membrane|cellular bud neck YDL210W UGA4 hom 0.039651834398687 0.0216120514035409 302 Permease that serves as a gamma-aminobutyrate (GABA) transport protein involved in the utilization of GABA as a nitrogen source; catalyzes the transport of putrescine and delta-aminolevulinic acid (ALA); localized to the vacuolar membrane gamma-aminobutyric acid transport|putrescine transport|transmembrane transport putrescine transmembrane transporter activity|gamma-aminobutyric acid:hydrogen symporter activity fungal-type vacuole membrane|integral to membrane YPR056W TFB4 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0395168276910885 0.0220624836062474 303 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 YJL217W REE1 hom 0.0394971015803397 0.0221289759749626 304 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 YGR168C_p YGR168C hom 0.039418584107447 0.0223953708708834 305 Putative protein of unknown function; YGR168C is not an essential gene biological_process molecular_function integral to membrane YDR400W URH1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.039327130427145 0.0227091653580308 306 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 YOR370C MRS6 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PROTEIN PRENYLATION 0.0392684451559464 0.0229125308740323 307 Rab escort protein; forms a complex with the Ras-like small GTPase Ypt1p that is required for the prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p); sequence similarity to mammalian choroideraemia gene; relative distribution to the nucleus increases upon DNA replication stress protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport|activation of Rab GTPase activity Rab geranylgeranyltransferase activity|Rab GTPase binding Rab-protein geranylgeranyltransferase complex|membrane|cytoplasm YCL043C PDI1 het FT ENDOPLASMIC RETICULUM 0.039266649241234 0.0229187792196072 308 Protein disulfide isomerase; multifunctional protein of ER lumen, essential for formation of disulfide bonds in secretory and cell-surface proteins, unscrambles non-native disulfide bonds; key regulator of Ero1p; forms complex with Mnl1p that has exomannosidase activity, processing unfolded protein-bound Man8GlcNAc2 oligosaccharides to Man7GlcNAc2, promoting degradation in unfolded protein response; PDI1 has a paralog, EUG1, that arose from the whole genome duplication protein folding protein disulfide oxidoreductase activity|protein disulfide isomerase activity endoplasmic reticulum lumen YPL193W RSA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0391557467007128 0.0233075089257283 309 Protein involved in the assembly of 60S ribosomal subunits; functionally interacts with Dbp6p; functions in a late nucleoplasmic step of the assembly ribosomal large subunit assembly molecular_function nucleoplasm YNL199C GCR2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0391440599595293 0.0233488039802184 310 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 YDR121W DPB4 hom FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0390456684324225 0.0237615944084201 311 Subunit of DNA pol epsilon and of ISW2 chromatin accessibility complex; involved in both chromosomal DNA replication and inheritance of telomeric silencing; stabilizes the interaction of Pol epsilon with primer-template DNA, positively affecting the processivity of the polymerase and exonuclease activities of Pol epsilon; interacts with extranucleosomal DNA and acts as anchor point for ISW2 complex that retains its position on DNA during nucleosome mobilization DNA-dependent DNA replication|chromatin silencing at telomere double-stranded DNA binding|single-stranded DNA binding|DNA-directed DNA polymerase activity chromatin accessibility complex|epsilon DNA polymerase complex YLR165C PUS5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0390086369935012 0.0238319696451621 312 Pseudouridine synthase, catalyzes only the formation of pseudouridine (Psi)-2819 in mitochondrial 21S rRNA; not essential for viability rRNA modification|pseudouridine synthesis pseudouridylate synthase activity mitochondrion YDL138W RGT2 hom FT SIGNALING|PLASMA MEMBRANE 0.0388559524025259 0.0243870963093622 313 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 YOR331C_d YOR331C hom 0.0388007777932695 0.0245904361389032 314 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene VMA4/YOR332W Unknown Unknown Unknown YDR228C PCF11 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0387540278427875 0.0249147500722526 315 mRNA 3' end processing factor, essential component of cleavage and polyadenylation factor IA (CF IA), involved in pre-mRNA 3' end processing and in transcription termination; binds C-terminal domain of largest subunit of RNA pol II (Rpo21p); required for gene looping mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation mRNA binding|RNA polymerase II core binding mRNA cleavage factor complex YDR201W SPC19 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0387218500592298 0.0248838671956895 316 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 YJR012C_p YJR012C het 0.0386969981702401 0.0249768847448385 317 Essential protein of unknown function; proposed involvement in transport based on mass spectrometry analysis of copurifying proteins; partially overlaps neighboring ORF, GPI14/YJR013W biological_process molecular_function cellular_component YOR218C_d YOR218C het 0.0386249302523876 0.0252483296809784 318 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 YNL296W_d YNL296W hom 0.0384568531307866 0.025891330171537 319 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 YCL064C CHA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0384077463462338 0.0260818459969553 320 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 YKR100C SKG1 hom FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0383601215396413 0.0262901580630516 321 Transmembrane protein with a role in cell wall polymer composition; localizes on the inner surface of the plasma membrane at the bud and in the daughter cell fungal-type cell wall organization molecular_function incipient cellular bud site|cellular bud|cellular bud tip YNL271C BNI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0383028353439705 0.0265379868259307 322 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 YPR132W RPS23B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0382895524078822 0.0265453669815876 323 Ribosomal protein 28 (rp28) of the small (40S) ribosomal subunit, required for translational accuracy; homologous to mammalian ribosomal protein S23 and bacterial S12; RPS23B has a paralog, RPS23A, that arose from the whole genome duplication; deletion of both RPS23A and RPS23B is lethal maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|regulation of translational fidelity structural constituent of ribosome cytosolic small ribosomal subunit YDR304C CPR5 hom FT ENDOPLASMIC RETICULUM 0.0382749660500744 0.0266030604063586 324 Peptidyl-prolyl cis-trans isomerase (cyclophilin) of the endoplasmic reticulum, catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; transcriptionally induced in response to unfolded proteins in the ER biological_process peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum|cytoplasm YLL058W_p YLL058W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0382396875003329 0.0267430454014084 325 Putative protein of unknown function with similarity to Str2p, which is a cystathionine gamma-synthase important in sulfur metabolism; YLL058W is not an essential gene sulfur compound metabolic process cystathionine gamma-synthase activity cellular_component YPR002W PDH1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0382384155381556 0.0267481043902558 326 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 YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0379565269572431 0.0278898356085065 327 Nim1p-related protein kinase that regulates the morphogenesis and septin checkpoints; associates with the assembled septin filament; required along with Hsl7p for bud neck recruitment, phosphorylation, and degradation of Swe1p G2/M transition of mitotic cell cycle|regulation of cell cycle|cell shape checkpoint|protein autophosphorylation|protein phosphorylation|septin checkpoint protein kinase activity cellular bud neck|septin ring YJL077W-B_p YJL077W-B hom 0.0378275567105823 0.0284260519548081 328 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR130C FIN1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0377618894713056 0.0287024694075502 329 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 YPL197C_d YPL197C hom 0.0377597181825731 0.0288547386628984 330 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 YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0377512426780574 0.0287475029268686 331 Component of the mitotic exit network; associates with and is required for the activation and Cdc15p-dependent phosphorylation of the Dbf2p kinase; required for cytokinesis and cell separation; component of the CCR4 transcriptional complex; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress regulation of exit from mitosis|protein phosphorylation kinase regulator activity spindle pole body|cellular bud neck YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0376759377686659 0.0290677652068127 332 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 YAL066W_d YAL066W hom 0.03761237158801 0.029509975015374 333 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL011C RPC17 het FT NUCLEUS 0.0375601619309686 0.0295661311052064 334 RNA polymerase III subunit C17; physically interacts with C31, C11, and TFIIIB70; may be involved in the recruitment of pol III by the preinitiation complex; protein abundance increases in response to DNA replication stress transcription initiation from RNA polymerase III promoter|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YMR221C_p YMR221C hom FT MITOCHONDRION 0.0375567154329332 0.0295810787189679 335 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; physical interaction with Atg27p suggests a possible role in autophagy biological_process molecular_function mitochondrion|integral to membrane|fungal-type vacuole YGR172C YIP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.037533930299336 0.0297775449314835 336 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 YNR004W_p SWM2 hom FT NUCLEUS 0.0375303363082465 0.0296957014437457 337 Putative protein of unknown function; haploid disruptant exhibits cold-sensitive growth and elongated buds biological_process molecular_function nucleolus YML101C-A_d YML101C-A hom 0.03749860640434 0.0298340799853867 338 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR069W_d YGR069W hom 0.0374297651939053 0.0302347065878404 339 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL241W_p YDL241W hom 0.0374034978440044 0.030252186364201 340 Putative protein of unknown function; YDL241W is not an essential gene biological_process molecular_function cellular_component YOR091W TMA46 hom FT TRANSLATION 0.0373857866090513 0.0303305999837019 341 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YOR335C ALA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0372923237249853 0.0307472886727575 342 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 YGR038W ORM1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0372056942173239 0.0314156066889333 343 Evolutionarily conserved protein, similar to Orm2p, required for resistance to agents that induce unfolded protein response; Orm1p and Orm2p together control membrane biogenesis by coordinating lipid homeostasis with protein quality control cellular sphingolipid homeostasis|negative regulation of sphingolipid biosynthetic process|response to unfolded protein molecular_function integral to membrane|endoplasmic reticulum|SPOTS complex YER148W SPT15 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0371839020367424 0.0312620100145198 344 TATA-binding protein, general transcription factor that interacts with other factors to form the preinitiation complex at promoters, essential for viability transposon integration|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly RNA polymerase III regulatory region DNA binding|RNA polymerase I transcription factor recruiting transcription factor activity|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|RNA polymerase II activating transcription factor binding|DNA binding, bending|sequence-specific DNA binding|RNA polymerase II core promoter sequence-specific DNA binding|TFIIIB-type transcription factor activity|chromatin binding|RNA polymerase I transcription factor binding transcription factor TFIIIB complex|RNA polymerase I upstream activating factor complex|nucleus|RNA polymerase I core factor complex|transcription factor TFIID complex YLR141W RRN5 het FT CHROMATIN ORGANIZATION|NUCLEUS 0.0371590596287319 0.0313499161522996 345 Protein involved in transcription of rDNA by RNA polymerase I; transcription factor, member of UAF (upstream activation factor) family along with Rrn9p and Rrn10p transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YDL207W GLE1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|NUCLEAR PORE 0.0371492074634452 0.0313948675321987 346 Cytoplasmic nucleoporin required for polyadenylated RNA export; not essential for protein import; contains a nuclear export signal; when bound to inositol hexakisphosphate (IP6), functions as an activator for the Dbp5p ATPase activity at the nuclear pore complex during mRNA export poly(A)+ mRNA export from nucleus|mRNA export from nucleus|regulation of translational initiation|regulation of translational termination translation initiation factor binding|inositol hexakisphosphate binding|phospholipid binding|enzyme activator activity mitochondrion|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore|cytoplasm YBR240C THI2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0371365519055378 0.0314526907276418 347 Transcriptional activator of thiamine biosynthetic genes; interacts with regulatory factor Thi3p to control expression of thiamine biosynthetic genes with respect to thiamine availability; acts together with Pdc2p to respond to thiaminediphosphate demand, possibly as related to carbon source availability; zinc finger protein of the Zn(II)2Cys6 type thiamine biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II transcription factor binding transcription factor activity involved in positive regulation of transcription nucleus YDR052C DBF4 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0371119649587708 0.0315652894590473 348 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 YPL267W ACM1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.036914740648879 0.0324810686076682 349 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 YOR376W_d YOR376W hom 0.0367057076380468 0.0334764190403119 350 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 YML057C-A_d YML057C-A hom 0.0367007220684583 0.0335004737541889 351 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene CMP2/YML057W Unknown Unknown Unknown YIR035C_p YIR035C hom FT OXIDATION-REDUCTION PROCESS 0.0366537741174258 0.0338073484549268 352 Putative cytoplasmic short-chain dehydrogenase/reductase biological_process molecular_function integral to membrane|cytoplasm YGL168W HUR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0366434830005412 0.0337777052405589 353 Protein of unknown function; reported null mutant phenotype of hydroxyurea sensitivity may be due to effects on overlapping PMR1 gene DNA replication molecular_function cellular_component YNL095C_p YNL095C hom 0.0365958389331959 0.0340099575272667 354 Putative protein of unknown function; predicted to contain a transmembrane domain; not an essential gene; YNL095C has a paralog, ECM3, that arose from the whole genome duplication biological_process molecular_function integral to membrane YMR289W ABZ2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0365937000217488 0.0342612776635641 355 Aminodeoxychorismate lyase (4-amino-4-deoxychorismate lyase), catalyzes the third step in para-aminobenzoic acid biosynthesis; involved in folic acid biosynthesis folic acid biosynthetic process 4-amino-4-deoxychorismate lyase activity cytoplasm YAL019W FUN30 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0365795160690316 0.034089840398482 356 Snf2p family member with ATP-dependent chromatin remodeling activity; has a role in silencing at the mating type locus, telomeres and centromeres; enriched at centromeres and is required for correct chromatin structure around centromeres, as well as at the boundary element of the silent HMR; recruited to DNA double-strand breaks (DSBs) where it promotes 5' strand resection of DSBs; potential Cdc28p substrate chromosome organization|chromatin silencing at rDNA|heterochromatin maintenance involved in chromatin silencing|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|heterochromatin assembly involved in chromatin silencing chromatin binding|DNA-dependent ATPase activity|DNA binding|protein homodimerization activity mitochondrion|mating-type region heterochromatin|nucleus YBR196C-B_p YBR196C-B hom 0.036534969208945 0.0343086655812395 357 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YJL128C PBS2 hom FF|FT PROTEIN LOCALIZATION|SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0365200703285184 0.0343821197990078 358 MAP kinase kinase of the HOG signaling pathway; activated under severe osmotic stress; mitophagy-specific regulator; plays a role in regulating Ty1 transposition activation of MAPK activity involved in osmosensory signaling pathway|actin filament organization|MAPK import into nucleus involved in osmosensory signaling pathway|protein phosphorylation|hyperosmotic response|osmosensory signaling pathway|cellular response to heat MAP-kinase scaffold activity|MAP kinase kinase activity|protein kinase activity cellular bud neck|cytoplasm|cellular bud tip YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0365010525451188 0.034476076072998 359 Integral membrane component of endoplasmic reticulum-derived COPII-coated vesicles, which function in ER to Golgi transport ER to Golgi vesicle-mediated transport glycoprotein binding fungal-type vacuole membrane|integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YMR179W SPT21 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0364855682459696 0.0345527372217932 360 Protein with a role in transcriptional silencing; required for normal transcription at several loci including HTA2-HTB2 and HHF2-HHT2, but not required at the other histone loci; functionally related to Spt10p; localizes to nuclear foci that become diffuse upon DNA replication stress chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette molecular_function nucleus YGR167W CLC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0364196199073048 0.034962299928271 361 Clathrin light chain; subunit of the major coat protein involved in intracellular protein transport and endocytosis; thought to regulate clathrin function; two Clathrin heavy chains (CHC1) form the clathrin triskelion structural component; YGR167W endocytosis|vesicle-mediated transport structural molecule activity clathrin vesicle coat YGL089C MF(ALPHA)2 hom FT SIGNALING 0.0364069813528928 0.0349440604537853 362 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)1, which is more highly expressed than MF(ALPHA)2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YKL197C PEX1 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0362980949202192 0.0354925066440819 363 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 YCR032W BPH1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0362590405198259 0.0356909990052944 364 Protein homologous to Chediak-Higashi syndrome and Beige proteins; both of which are implicated in disease syndromes in human and mouse, respectively, due to defective lysosomal trafficking; mutant phenotype and genetic interactions suggest a role in protein sorting intracellular protein transport|fungal-type cell wall organization|response to pH molecular_function cytosol|mitochondrion|extrinsic to membrane YGR050C_p YGR050C hom 0.0361672341948684 0.0361613313327585 365 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YOR210W RPB10 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0361342337823559 0.0363316810045912 366 RNA polymerase subunit ABC10-beta, common to RNA polymerases I, II, and III transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase II, core complex YCL009C ILV6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0361134821835909 0.0364391514564865 367 Regulatory subunit of acetolactate synthase, which catalyzes the first step of branched-chain amino acid biosynthesis; enhances activity of the Ilv2p catalytic subunit, localizes to mitochondria branched-chain amino acid biosynthetic process enzyme regulator activity|acetolactate synthase activity mitochondrial nucleoid|acetolactate synthase complex|mitochondrion YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0360996295179352 0.0365110436380565 368 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 YMR031W-A_d YMR031W-A hom 0.0360985543505029 0.0366566155848155 369 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 YDR336W_p YDR336W hom 0.0360063036762358 0.0371680416232052 370 Putative protein of unknown function; sumoylated under stress conditions in a genome wide study; YDR336W is not an essential gene biological_process molecular_function cellular_component YNL147W LSM7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0359884019603009 0.0370926804431946 371 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasm YHR097C_p YHR097C hom FT NUCLEUS 0.0359723363098173 0.037177340065158 372 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YDL213C NOP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0359125634031006 0.0374937650296317 373 rRNA-binding protein required for 40S ribosomal subunit biogenesis; contains an RNA recognition motif (RRM); hydrophilin essential to overcome the stress of the desiccation-rehydration process; NOP6 may be a fungal-specific gene as no homologs have been yet identified in higher eukaryotes ribosomal small subunit biogenesis RNA binding|rRNA binding nucleolus|90S preribosome YLR349W_d YLR349W hom 0.0358634430965939 0.0377555095185701 374 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 YBL023C MCM2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0358446481940651 0.0378560710021365 375 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 YOL086W-A MHF1 hom FT RESPONSE TO DNA DAMAGE 0.035826776580612 0.0379519035941429 376 Component of the heterotetrameric MHF histone-fold complex; in humans the MMF complex interacts with both DNA and Mph1p ortholog FANCM, a Fanconi anemia complementation group protein, to stabilize and remodel blocked replication forks and repair damaged DNA; mhf1 srs2 double mutants are MMS hypersensitive; ortholog of human centromere constitutive-associated network (CCAN) subunit CENP-S, also known as MHF1 response to DNA damage stimulus molecular_function cellular_component YGR008C STF2 hom FT MITOCHONDRION 0.035799545292744 0.0381846087251764 377 Protein involved in resistance to dessication stress; Stf2p exhibits antioxidant properties, and its overexpression prevents ROS accumulation and apoptosis; binds to the F0 sector of mitochondrial F1F0 ATPase in vitro and is proposed to modulate the inhibitory action of Inh1p and Stf1p; protein abundance increases in response to DNA replication stress cellular response to desiccation molecular_function cytoplasm YHR019C DED81 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0356375475509451 0.0390668980723931 378 Cytosolic asparaginyl-tRNA synthetase, required for protein synthesis, catalyzes the specific attachment of asparagine to its cognate tRNA asparaginyl-tRNA aminoacylation asparagine-tRNA ligase activity cytosol YGL030W RPL30 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0356248105078815 0.0391369958985768 379 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 YDR513W GRX2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0354587114162456 0.0399719133670968 380 Cytoplasmic glutaredoxin; thioltransferase, glutathione-dependent disulfide oxidoreductase involved in maintaining redox state of target proteins, also exhibits glutathione peroxidase activity, expression induced in response to stress; GRX2 has a paralog, GRX1, that arose from the whole genome duplication cellular response to oxidative stress disulfide oxidoreductase activity|glutathione transferase activity|glutathione peroxidase activity cytosol|mitochondrion YIL011W TIR3 hom 0.035370891167204 0.0405568694771882 381 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 YBR114W RAD16 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0353511588340594 0.0405791229349581 382 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad7p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|damaged DNA binding|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YPL062W_d YPL062W hom 0.0353043827932793 0.040966043909148 383 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 YDR282C_p YDR282C hom 0.0352478008091366 0.0411699981009843 384 Putative protein of unknown function; localizes to the inner mitochondrial membrane with the C terminus facing the intermembrane space; ortholog of human RMND1, mutation in which is implicated in infantile encephaloneuromyopathy and defective mitochondrial translation biological_process molecular_function cellular_component YGR052W_p FMP48 hom FT PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0351867917714668 0.041522180699826 385 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; induced by treatment with 8-methoxypsoralen and UVA irradiation protein phosphorylation protein kinase activity mitochondrion YJR095W SFC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0351463432065387 0.0418792079955285 386 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 YPL164C MLH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0349574938099882 0.0428687190348132 387 Protein involved in DNA mismatch repair and crossing-over during meiotic recombination; forms a complex with Mlh1p; mammalian homolog is implicated mammalian microsatellite instability mismatch repair|reciprocal meiotic recombination molecular_function nucleus|MutLbeta complex YHR079C-A SAE3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0349410474293229 0.0429667016552359 388 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 YIL057C RGI2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0349321375947254 0.0430198627628025 389 Protein of unknown function involved in energy metabolism under respiratory conditions; expression induced under carbon limitation and repressed under high glucose energy reserve metabolic process molecular_function cytoplasm YLR041W_d YLR041W hom 0.0349241187039812 0.0430677554974786 390 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 YJR006W POL31 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0349122080699987 0.0431389747572825 391 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 YOL010W RCL1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0349115233122074 0.0431430722672708 392 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 YPR124W CTR1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0348893241303434 0.0432760877608991 393 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 YKL168C KKQ8 hom FT PROTEIN PHOSPHORYLATION 0.0348751133051345 0.0435806118460659 394 Putative serine/threonine protein kinase with unknown cellular role; KKQ8 has a paralog, HAL5, that arose from the whole genome duplication biological_process protein kinase activity cytoplasm YER059W PCL6 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0348414396708649 0.0436268807457419 395 Pho85p cyclin of the Pho80p subfamily; forms the major Glc8p kinase together with Pcl7p and Pho85p; involved in the control of glycogen storage by Pho85p; stabilized by Elongin C binding regulation of glycogen catabolic process|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YNL230C ELA1 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0347705945811678 0.0439933986098898 396 Elongin A; F-box protein that forms a heterodimer with Elc1p and is required for ubiquitin-dependent degradation of the RNA Polymerase II subunit Rpo21p; subunit of the Elongin-Cullin-Socs (ECS) ligase complex protein ubiquitination involved in ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity elongin complex|Cul3-RING ubiquitin ligase complex YCR063W BUD31 hom FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0347403886700036 0.0441774819144357 397 Component of the SF3b subcomplex of the U2 snRNP; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern; facilitates passage through G1/S Start, but is not required for G2/M transition or exit from mitosis RNA splicing|mRNA splicing, via spliceosome|cellular bud site selection molecular_function U2 snRNP|nucleus YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0345815516020774 0.045156206308286 398 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 YDL062W_d YDL062W hom 0.0345457702495715 0.0453791883571347 399 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YDL063C; YDL062W is not essential Unknown Unknown Unknown YCR102C_p YCR102C hom FT OXIDATION-REDUCTION PROCESS 0.034541612298097 0.0457927792306869 400 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 YGL249W ZIP2 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0345331518095894 0.0455546955395754 401 Meiosis-specific protein; involved in normal synaptonemal complex formation and pairing between homologous chromosomes during meiosis; relocalizes from mitochondrion to cytoplasm upon DNA replication stress synaptonemal complex assembly|synapsis|reciprocal meiotic recombination molecular_function synaptonemal complex YDR207C UME6 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME 0.0344789283526363 0.0458953254062535 402 Key transcriptional regulator of early meiotic genes, binds URS1 upstream regulatory sequence, couples metabolic responses to nutritional cues with initiation and progression of meiosis, forms complex with Ime1p, and also with Sin3p-Rpd3p spore germination|positive regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of transcription from RNA polymerase II promoter during meiosis|lipid particle organization|nitrogen catabolite repression of transcription from RNA polymerase II promoter|pseudohyphal growth|negative regulation of transcription from RNA polymerase II promoter during mitosis|Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|repressing transcription factor binding|transcription factor binding transcription factor activity Rpd3L-Expanded complex|Rpd3L complex YJL148W RPA34 hom FT NUCLEUS 0.0344099955892921 0.0462337645641337 403 RNA polymerase I subunit A34.5 transcription elongation from RNA polymerase I promoter|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex|nucleolus|nucleus YDR287W INM2 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0343201859433715 0.047036493837258 404 Inositol monophosphatase, involved in biosynthesis of inositol; enzymatic activity requires magnesium ions and is inhibited by lithium and sodium ions; inm1 inm2 double mutant lacks inositol auxotrophy inositol phosphate dephosphorylation inositol monophosphate 1-phosphatase activity cellular_component YDL003W MCD1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0341588457733009 0.0478502329347482 405 Essential alpha-kleisin subunit of the cohesin complex; required for sister chromatid cohesion in mitosis and meiosis; apoptosis induces cleavage and translocation of a C-terminal fragment to mitochondria; expression peaks in S phase double-strand break repair|apoptotic process|response to DNA damage stimulus|mitotic chromosome condensation|establishment of mitotic sister chromatid cohesion chromatin binding condensed nuclear chromosome|mitochondrion|nucleus|nuclear mitotic cohesin complex YKL115C_d YKL115C hom 0.0340915693114014 0.0482912182600147 406 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene PRR1 Unknown Unknown Unknown YPR135W CTF4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0340813130173681 0.0483587452914992 407 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 YNR003C RPC34 het FT NUCLEUS|MITOCHONDRION 0.0340567155081707 0.0485210174257278 408 RNA polymerase III subunit C34; interacts with TFIIIB70 and is a key determinant in pol III recruitment by the preinitiation complex tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase III complex|nucleus|cytoplasm YIL077C_p YIL077C hom FT MITOCHONDRION 0.0338828362779135 0.0496811992438534 409 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) biological_process molecular_function mitochondrion YLL032C YLL032C hom 0.0338652131553553 0.0499365657383904 410 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL032C is not an essential gene biological_process molecular_function ribosome|cytoplasm YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0338084339436387 0.0501846945181951 411 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 YML087C AIM33 hom FT OXIDATION-REDUCTION PROCESS 0.0337310363483475 0.0507129890583917 412 Putative protein of unknown function, highly conserved across species; homolog of human CYB5R4; null mutant displays reduced frequency of mitochondrial genome loss; AIM33 has a paralog, PGA3, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR059C UBC5 hom 0.0336931424696356 0.0511118076587517 413 Ubiquitin-conjugating enzyme; mediates selective degradation of short-lived, abnormal, or excess proteins, including histone H3; central component of the cellular stress response; expression is heat inducible; protein abundance increases in response to DNA replication stress; UBC5 has a paralog, UBC4, that arose from the whole genome duplication protein polyubiquitination|response to stress ubiquitin-protein ligase activity proteasome complex YJR099W YUH1 hom FT PROTEOLYSIS 0.0336591773164141 0.0512076399011875 414 Ubiquitin C-terminal hydrolase that cleaves ubiquitin-protein fusions to generate monomeric ubiquitin; hydrolyzes the peptide bond at the C-terminus of ubiquitin; also the major processing enzyme for the ubiquitin-like protein Rub1p protein deubiquitination ubiquitin-specific protease activity cytoplasm YLR342W-A_p YLR342W-A hom 0.0336493242962242 0.0512757781583994 415 Putative protein of unknown function biological_process molecular_function cellular_component YHR042W NCP1 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0336403715302269 0.051337756507887 416 NADP-cytochrome P450 reductase; involved in ergosterol biosynthesis; associated and coordinately regulated with Erg11p ergosterol biosynthetic process electron carrier activity mitochondrial outer membrane|mitochondrion YGR283C YGR283C hom FT NUCLEUS 0.0336301816905503 0.0514083751532155 417 Putative S-adenosylmethionine-dependent methyltransferase; may interact with ribosomes, based on co-purification experiments; predicted to be involved in ribosome biogenesis; null mutant is resistant to fluconazole; GFP-fusion protein localizes to the nucleolus biological_process S-adenosylmethionine-dependent methyltransferase activity ribosome|nucleolus YOR133W EFT1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0336250012469802 0.0514443083329284 418 Elongation factor 2 (EF-2), also encoded by EFT2; catalyzes ribosomal translocation during protein synthesis; contains diphthamide, the unique posttranslationally modified histidine residue specifically ADP-ribosylated by diphtheria toxin; EFT1 has a paralog, EFT2, that arose from the whole genome duplication translational elongation translation elongation factor activity ribosome YAL047C SPC72 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0334927958553523 0.0523684614527496 419 Component of the cytoplasmic Tub4p (gamma-tubulin) complex, binds spindle pole bodies and links them to microtubules; has roles in astral microtubule formation and stabilization microtubule nucleation|nuclear migration along microtubule|mitotic cell cycle spindle orientation checkpoint|mitotic spindle elongation|mitotic sister chromatid segregation structural constituent of cytoskeleton outer plaque of spindle pole body YOR295W UAF30 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0334608295855258 0.0526998210479752 420 Subunit of UAF (upstream activation factor); UAF is an RNA polymerase I specific transcription stimulatory factor composed of Uaf30p, Rrn5p, Rrn9p, Rrn10p, histones H3 and H4; deletion decreases cellular growth rate; UAF30 has a paralog, TRI1, that arose from the whole genome duplication transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0334499459984421 0.0527062404234747 421 Mitotic spindle protein; interacts with components of the Dam1 (DASH) complex, its effector Sli15p, and microtubule-associated protein Bim1p; also localizes to nuclear microtubules and to the bud neck in a ring-shaped structure; inhibits dynein function mitotic spindle elongation molecular_function microtubule cytoskeleton|nuclear microtubule|cellular bud neck|astral microtubule|spindle YGR231C PHB2 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0334094697575676 0.0529934352801361 422 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 YML017W PSP2 hom 0.0333304805593158 0.0535220265830653 423 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 YJR052W RAD7 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0332908781032566 0.0539856691856824 424 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 YJL176C SWI3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0332516221903239 0.0540900788221841 425 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 YJR025C BNA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0331524298991905 0.0550290394683005 426 3-hydroxyanthranilic acid dioxygenase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan 3-hydroxyanthranilate 3,4-dioxygenase activity cytoplasm YHL008C_p YHL008C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0329848115029124 0.0561594702932461 427 Putative protein of unknown function, may be involved in the uptake of chloride ions; does not appear to be involved in monocarboxylic acid transport; green fluorescent protein (GFP)-fusion protein localizes to the vacuole chloride transport|monocarboxylic acid transport monocarboxylic acid transmembrane transporter activity|transporter activity integral to membrane|fungal-type vacuole YIL004C BET1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0329747998927651 0.0561241129611529 428 Type II membrane protein required for vesicular transport between the endoplasmic reticulum and Golgi complex; v-SNARE with similarity to synaptobrevins retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|endoplasmic reticulum membrane|ER to Golgi transport vesicle YOR118W RTC5 hom 0.0329604139344591 0.0562315352919406 429 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; null mutation suppresses cdc13-1 temperature sensitivity biological_process molecular_function cytoplasm YDL016C_d YDL016C het 0.0329496549994831 0.0563119858330599 430 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CDC7/YDL153C, the catalytic subunit of a complex that regulates DNA replication Unknown Unknown Unknown YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0328817030078961 0.0568223163923218 431 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 YGR070W ROM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM 0.0328815888644741 0.057008185514342 432 GDP/GTP exchange protein (GEP) for Rho1p; mutations are synthetically lethal with mutations in rom2, which also encodes a GEP small GTPase mediated signal transduction|activation of Rho GTPase activity Rho guanyl-nucleotide exchange factor activity intracellular YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0328778917926586 0.0568510527946139 433 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 YKL043W PHD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0328540736149295 0.0570309147680485 434 Transcriptional activator that enhances pseudohyphal growth; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; regulates expression of FLO11, an adhesin required for pseudohyphal filament formation; similar to StuA, an A. nidulans developmental regulator; potential Cdc28p substrate; PHD1 has a paralog, SOK2, that arose from the whole genome duplication pseudohyphal growth|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YPR185W ATG13 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.032800805178032 0.0576210857330081 435 Regulatory subunit of the Atg1p signaling complex; stimulates Atg1p kinase activity; required for vesicle formation during autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; involved in Atg9p, Atg23p, and Atg27p cycling piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|activation of protein kinase activity|CVT pathway protein kinase regulator activity Atg1p signaling complex|extrinsic to membrane YEL011W GLC3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.032762712627396 0.0577252173194049 436 Glycogen branching enzyme, involved in glycogen accumulation; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress glycogen biosynthetic process 1,4-alpha-glucan branching enzyme activity cytoplasm YHR155W YSP1 hom FF|FT MITOCHONDRION 0.0327375976868712 0.0579173056268052 437 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 YDL156W CMR1 hom FT NUCLEUS|CHROMOSOME 0.0326054276397746 0.0589369608369734 438 DNA-binding protein with preference for UV-damaged DNA; protein sequence contains three WD domains (WD-40 repeat); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; potential regulatory target of Mbp1p, which binds to the promoter region; co-localizes with Hos2p in nuclear foci in response to DNA damage by MMS biological_process DNA binding nuclear chromatin|nucleus|cytoplasm YDR520C_p URC2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0325985243195678 0.0591419387719178 439 Putative Zn(II)2Cys6 motif containing transcription factor; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; similar to S. kluyveri Urc2p involved in uracil catabolism uracil catabolic process sequence-specific DNA binding nucleus|cytoplasm YIL112W HOS4 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0325560687062709 0.0593215519285793 440 Subunit of the Set3 complex, which is a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; potential Cdc28p substrate negative regulation of meiosis|histone deacetylation molecular_function Set3 complex YNL155W YNL155W hom FT NUCLEUS 0.0324860662560245 0.0599086841044255 441 Protein of unknown function; contains a DHHC domain and an AN1-type zinc finger; predicted to have thiol-disulfide oxidoreductase active site; transcriptionally regulated by Rpn4p along with proteasome subunit genes; putative ortholog of human AIRAP, which stimulates proteasome activity in response to arsenic; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YGR139W_d YGR139W hom 0.0324794804972521 0.0599224253357019 442 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL203W TPK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0324495614665036 0.0601585217188946 443 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk3p; localizes to P-bodies during stationary phase protein phosphorylation|Ras protein signal transduction|invasive growth in response to glucose limitation cAMP-dependent protein kinase activity|protein kinase activity nucleus|cAMP-dependent protein kinase complex YMR263W SAP30 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0324183995115485 0.0604435722235377 444 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 YPL136W_d YPL136W hom 0.0323902909821642 0.0606285121632941 445 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified gene GIP3/YPL137C Unknown Unknown Unknown YPR094W RDS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0323256277871285 0.0611447295621504 446 Component of the SF3b subcomplex of the U2 snRNP, zinc cluster protein involved in pre-mRNA splicing and cycloheximide resistance spliceosomal complex assembly|response to xenobiotic stimulus|mRNA splicing, via spliceosome molecular_function U2 snRNP YLL012W YEH1 hom FT LIPID METABOLISM 0.0323212199405506 0.0611800502337576 447 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 YAL065C_p YAL065C hom 0.0323108113955692 0.0612635223524856 448 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YDR188W CCT6 het 0.0322758036792797 0.0618946807323289 449 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, essential protein that is required for the assembly of actin and tubulins in vivo; contains an ATP-binding motif protein folding unfolded protein binding chaperonin-containing T-complex YHR195W NVJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0322525089802792 0.061732827710814 450 Nuclear envelope protein, anchored to the nuclear inner membrane, that interacts with the vacuolar membrane protein Vac8p to promote formation of nucleus-vacuole junctions during piecemeal microautophagy of the nucleus (PMN) microautophagy|cellular protein localization protein binding nuclear envelope YMR047C NUP116 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0322490154465883 0.0617610431121479 451 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 YGR164W_d YGR164W hom 0.0322388765235705 0.0618429901861427 452 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL125W MET13 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0322236200828941 0.0619664686996611 453 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 YOR101W RAS1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0321153990541813 0.0628874602001168 454 GTPase involved in G-protein signaling in adenylate cyclase activation; plays a role in cell proliferation; localized to the plasma membrane; homolog of mammalian RAS proto-oncogenes; relative distribution to the nucleus increases upon DNA replication stress adenylate cyclase-activating G-protein coupled receptor signaling pathway|replicative cell aging|Ras protein signal transduction GTPase activity plasma membrane YFL047W RGD2 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0320476949451151 0.0634051143954463 455 GTPase-activating protein (RhoGAP) for Cdc42p and Rho5p; relocalizes from bud neck to cytoplasm upon DNA replication stress small GTPase mediated signal transduction Rho GTPase activator activity cellular bud neck|cytoplasm YKR061W KTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0317987217698049 0.0654881611635247 456 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 YLR072W_p YLR072W hom FT ENDOMEMBRANE SYSTEM 0.0317907245070785 0.0655962090653437 457 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YLR072W is not an esssential gene biological_process molecular_function cytoplasm YHR138C YHR138C hom FT MEMBRANE ORGANIZATION 0.0316743948170074 0.0665492759578487 458 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 YFR031C SMC2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0316669062629072 0.0666542286292711 459 Subunit of the condensin complex; essential SMC chromosomal ATPase family member that forms a complex with Smc4p to form the active ATPase; Smc2p/Smc4p complex binds DNA; required for clustering of tRNA genes at the nucleolus mitotic chromosome condensation|mitotic sister chromatid segregation|tRNA gene clustering double-stranded DNA binding|ATPase activity|AT DNA binding|DNA secondary structure binding mitochondrion|nuclear condensin complex YJR123W RPS5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0316171300491099 0.0670427631234497 460 Protein component of the small (40S) ribosomal subunit; least basic of non-acidic ribosomal proteins; phosphorylated in vivo; essential for viability; homologous to mammalian ribosomal protein S5 and bacterial S7 cytoplasmic translation|rRNA export from nucleus|regulation of translational fidelity structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YDL080C THI3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0315808310230649 0.0675206927881835 461 Probable alpha-ketoisocaproate decarboxylase, may have a role in catabolism of amino acids to long-chain and complex alcohols; required for expression of enzymes involved in thiamine biosynthesis regulation of thiamine biosynthetic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|positive regulation of transcription from RNA polymerase II promoter|leucine catabolic process carboxy-lyase activity cytosol|nucleus YCR065W HCM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0315380143433968 0.0677704842425119 462 Forkhead transcription factor that drives S-phase specific expression of genes involved in chromosome segregation, spindle dynamics, and budding; suppressor of calmodulin mutants with specific SPB assembly defects; telomere maintenance role positive regulation of transcription involved in S-phase of mitotic cell cycle|cellular response to oxidative stress|mitochondrion organization|spindle pole body organization|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nuclear chromatin|nucleus|cytoplasm YBR227C MCX1 hom FT MITOCHONDRION 0.0315352186093002 0.0677538765832681 463 Mitochondrial matrix protein; putative ATP-binding chaperone with non-proteolytic function; similar to bacterial ClpX proteins protein refolding molecular_function mitochondrion|mitochondrial matrix YPL199C_p YPL199C hom 0.0315024415141112 0.0680401626310348 464 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cytoplasm YGR067C_p YGR067C hom FT NUCLEUS 0.0314490872001436 0.0687976183084515 465 Putative protein of unknown function; contains a zinc finger motif similar to that of Adr1p biological_process sequence-specific DNA binding cellular_component YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0314415106361655 0.0685749952628951 466 Multistep regulator of cAMP-PKA signaling; inhibits PKA downstream of Gpa2p and Cyr1p, thereby increasing cAMP dependency; inhibits Ras activity through direct interactions with Ira1p/2p; regulated by G-alpha protein Gpa2p; GPB2 has a paralog, GPB1, that arose from the whole genome duplication signal transduction|glucose mediated signaling pathway|pseudohyphal growth|ascospore formation|negative regulation of Ras protein signal transduction|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter cAMP-dependent protein kinase inhibitor activity|signal transducer activity|GTPase activating protein binding mitochondrion|plasma membrane|cytoplasm YDL013W SLX5 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.031405391834271 0.0688936622918795 467 Subunit of the Slx5-Slx8 SUMO-targeted ubiquitin ligase (STUbL) complex, stimulated by SUMO-modified substrates; contains a RING domain and two SIMs (SUMO-interacting motifs); forms SUMO-dependent nuclear foci, including DNA repair centers protein sumoylation|telomere maintenance|response to DNA damage stimulus|protein ubiquitination SUMO binding|ubiquitin-protein ligase activity ubiquitin ligase complex|nucleus YIR020W-A_d YIR020W-A hom 0.0313874618521329 0.0690523051150567 468 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YIL162W SUC2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0313437485442044 0.069440333845065 469 Invertase, sucrose hydrolyzing enzyme; a secreted, glycosylated form is regulated by glucose repression, and an intracellular, nonglycosylated enzyme is produced constitutively sucrose catabolic process beta-fructofuranosidase activity mitochondrion|extracellular region|cytoplasm YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0312978367999176 0.0698498025801777 470 Protein required for nuclear migration, localizes to the mother cell cortex and the bud tip; may mediate interactions of dynein and cytoplasmic microtubules with the cell cortex mitochondrion inheritance|nuclear migration along microtubule|mitochondrial fission|microtubule cytoskeleton organization tubulin binding cell cortex|mitochondrion|cellular bud tip YPR118W MRI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0312962614254834 0.0698638878024034 471 5'-methylthioribose-1-phosphate isomerase; catalyzes the isomerization of 5-methylthioribose-1-phosphate to 5-methylthioribulose-1-phosphate in the methionine salvage pathway L-methionine salvage from methylthioadenosine S-methyl-5-thioribose-1-phosphate isomerase activity nucleus|cytoplasm YGR161W-C_p YGR161W-C hom 0.0312598238428979 0.0701903224034662 472 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YJR053W BFA1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON 0.0312047061446751 0.0706864836615872 473 Component of the GTPase-activating Bfa1p-Bub2p complex involved in multiple cell cycle checkpoint pathways that control exit from mitosis regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint GTPase activator activity spindle pole body YGL258W VEL1 hom 0.0311959021661899 0.0707660014263134 474 Protein of unknown function; highly induced in zinc-depleted conditions and has increased expression in NAP1 deletion mutants; VEL1 has paralog YOR387C biological_process molecular_function cytosol YKL015W PUT3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0311848225770506 0.0708661767551211 475 Transcriptional activator of proline utilization genes, constitutively binds PUT1 and PUT2 promoter sequences as a dimer and undergoes a conformational change to form the active state; differentially phosphorylated in the presence of different nitrogen sources; has a Zn(2)-Cys(6) binuclear cluster domain Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YER156C_p YER156C hom FT NUCLEUS 0.0311806814300832 0.070903648472417 476 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 YPL140C MKK2 hom FT SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION 0.0311624763861003 0.07106857189079 477 MAPKK involved in the protein kinase C signaling pathway; involved in control of cell integrity; upon activation by Bck1p phosphorylates downstream target, Slt2p; functionally redundant with Mkk1p; MKK2 has a paralog, MKK1, that arose from the whole genome duplication signal transduction|peroxisome degradation|protein phosphorylation MAP kinase kinase activity intracellular YIL131C FKH1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|MITOCHONDRION ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.031162232405064 0.0710707843005121 478 Forkhead family transcription factor; has a minor role in the expression of G2/M phase genes; negatively regulates transcriptional elongation; positive role in chromatin silencing at HML and HMR; binds to the recombination enhancer near HML, and regulates donor preference during mating-type switching by positioning HML near the MAT locus through FHA-domain mediated interactions with proteins near the DSB; FKH1 has a paralog, FKH2, that arose from the whole genome duplication mRNA 3'-end processing|termination of RNA polymerase II transcription|donor selection|negative regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|cellular response to methylmercury|positive regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription elongation from RNA polymerase II promoter|Unknown|negative regulation of transcription involved in G2/M-phase of mitotic cell cycle|chromatin remodeling RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|centromeric DNA binding nucleus YKL198C PTK1 hom FT PROTEIN PHOSPHORYLATION 0.03115682809606 0.0711198048188102 479 Putative serine/threonine protein kinase that regulates spermine uptake; involved in polyamine transport; possible mitochondrial protein polyamine transport protein kinase activity cellular_component YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.031151589919546 0.0715053569326232 480 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 YML054C CYB2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0311021431584638 0.0716173922024103 481 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 YJR067C YAE1 het FT NUCLEUS 0.0310604674023229 0.0719985183656254 482 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 YBR129C OPY1 hom FT MITOCHONDRION 0.0310273722481418 0.0723023561511511 483 Protein of unknown function, overproduction blocks cell cycle arrest in the presence of mating pheromone; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YNL198C_d YNL198C hom 0.0309176990266646 0.0733167459084104 484 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR244W GPX2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0308731703307458 0.0737319085217741 485 Phospholipid hydroperoxide glutathione peroxidase; protects cells from phospholipid hydroperoxides and nonphospholipid peroxides during oxidative stress; induced by glucose starvation; protein abundance increases in response to DNA replication stress cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity extrinsic to mitochondrial inner membrane|extrinsic to mitochondrial outer membrane|nucleus|cytoplasm YBR203W COS111 hom FT SIGNALING|MITOCHONDRION 0.030855619961346 0.074025335917009 486 Protein required for resistance to the antifungal drug ciclopirox olamine; not related to the subtelomerically-encoded COS family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies signal transduction molecular_function mitochondrion YDR109C_p YDR109C hom FT CARBOHYDRATE METABOLISM 0.0308390591692473 0.0742670797254322 487 Putative kinase biological_process molecular_function cellular_component YMR262W_p YMR262W hom 0.0308340753437324 0.0740979921694394 488 Protein of unknown function; interacts weakly with Knr4p; YMR262W is not an essential gene biological_process molecular_function cellular_component YOL068C HST1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0308305391566397 0.0741311779675482 489 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 YJR117W STE24 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0307784724542284 0.0746212116517532 490 Highly conserved zinc metalloprotease that functions in two steps of a-factor maturation, C-terminal CAAX proteolysis and the first step of N-terminal proteolytic processing; contains multiple transmembrane spans CAAX-box protein processing|peptide pheromone maturation metalloendopeptidase activity mitochondrial outer membrane|integral to endoplasmic reticulum membrane|integral to membrane|nuclear inner membrane YIR018C-A_p YIR018C-A hom 0.030773199306423 0.0746709878519101 491 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YKL160W ELF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0307545712939336 0.0748904178650107 492 Transcription elongation factor that contains a conserved zinc finger domain; implicated in the maintenance of proper chromatin structure in actively transcribed regions; deletion inhibits Brome mosaic virus (BMV) gene expression regulation of transcription by chromatin organization|transcription elongation from RNA polymerase II promoter RNA polymerase II core binding transcription elongation factor complex|nucleus YLR173W_p YLR173W hom 0.0306781088751174 0.0755732616376159 493 Putative protein of unknown function biological_process molecular_function cellular_component YNL237W YTP1 hom FF|FT MITOCHONDRION 0.03056581272099 0.0766502263976372 494 Probable type-III integral membrane protein of unknown function, has regions of similarity to mitochondrial electron transport proteins biological_process molecular_function integral to membrane|membrane YOR021C SFM1 hom 0.0304529829366117 0.0777448723298251 495 SPOUT methyltransferase; catalyzes omega-monomethylation of Rps3p on Arg-146; not an essential gene; predicted to be involved in rRNA processing and ribosome biogenesis and in biopolymer catabolism peptidyl-arginine methylation protein-arginine omega-N monomethyltransferase activity cellular_component YJL158C CIS3 hom FT CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.030429412785523 0.0779751432955415 496 Mannose-containing glycoprotein constituent of the cell wall; member of the PIR (proteins with internal repeats) family fungal-type cell wall organization structural constituent of cell wall extracellular region|fungal-type cell wall|endoplasmic reticulum|plasma membrane|cellular bud tip YOR059C YOR059C hom FT LIPID METABOLISM 0.0303956833551653 0.0783056315950797 497 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 YLR306W UBC12 hom 0.030392059016825 0.0786085326625103 498 Enzyme that mediates the conjugation of Rub1p, a ubiquitin-like protein, to other proteins; related to E2 ubiquitin-conjugating enzymes protein neddylation NEDD8 ligase activity cellular_component YKL002W DID4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0303841250280033 0.0785527556936003 499 Class E Vps protein of the ESCRT-III complex, required for sorting of integral membrane proteins into lumenal vesicles of multivesicular bodies, and for delivery of newly synthesized vacuolar enzymes to the vacuole, involved in endocytosis protein retention in Golgi apparatus|intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport molecular_function ESCRT III complex|cytoplasm YKL185W ASH1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0303716351161841 0.0785419567036789 500 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 YBR188C NTC20 hom FT RNA PROCESSING|NUCLEUS 0.0303398647034964 0.0788550577593566 501 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YPR158W CUR1 hom FT NUCLEUS 0.0303238553610598 0.0790132158225465 502 Sorting factor, central regulator of spatial protein quality control; physically and functionally interacts with chaperones to promote sorting and deposition of misfolded proteins into cytosolic compartments; involved in destabilization of [URE3] prions; CUR1 has a paralog, BTN2, that arose from the whole genome duplication cellular response to stress|protein localization to nucleus chaperone binding nucleus YGL010W_p YGL010W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0303142485694402 0.079108246132227 503 Putative protein of unknown function; YGL010W is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0303119030202436 0.0793553942906302 504 Hydroperoxide and superoxide-radical responsive glutathione-dependent oxidoreductase; monothiol glutaredoxin subfamily member along with Grx4p and Grx5p; protects cells from oxidative damage; evidence exists indicating that the translation start site is not Met1 as currently annotated, but rather Met36 cellular iron ion homeostasis|cellular response to oxidative stress|actin cytoskeleton organization disulfide oxidoreductase activity cytosol|nucleus YHL021C AIM17 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0303094487110654 0.0792900610589835 505 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YGR111W_p YGR111W hom FT NUCLEUS 0.030293327353791 0.0793155201627587 506 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus regulation of cell size molecular_function nucleus|cytoplasm YBR237W PRP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0302526796309454 0.0797194937399427 507 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 YGL091C NBP35 het FT RNA PROCESSING|COFACTOR METABOLISM|NUCLEUS 0.0302214871554542 0.0800306295564081 508 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 YOR009W TIR4 hom FT CELL WALL ORG/BIOGENESIS 0.0301892883767462 0.0803528367907726 509 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 YPL135W ISU1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0301350957495295 0.0808975100932169 510 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 YFL041W-A_p YFL041W-A hom 0.0301224396319281 0.0810251434474092 511 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBL091C-A SCS22 hom FT LIPID METABOLISM 0.0300981155478559 0.0812709037286038 512 Protein involved in regulation of phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; similar to D. melanogaster inturned protein; SCS22 has a paralog, SCS2, that arose from the whole genome duplication phospholipid biosynthetic process|chromatin silencing at telomere molecular_function cellular_component YER048W-A ISD11 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0300485562170792 0.0817735015581585 513 Cysteine desulfurase (Nfs1p) activator; essential for the formation of the persulfide intermediate at the desulfurase active site during pyridoxal phosphate-dependent desulfuration of cysteine; required for mitochondrial iron-sulfur cluster biosynthesis iron-sulfur cluster assembly enzyme activator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YER019W ISC1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0300317221716056 0.0819903871724061 514 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 YGR189C CRH1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0300240334734702 0.082023125424346 515 Chitin transglycosylase that functions in the transfer of chitin to beta(1-6) and beta(1-3) glucans in the cell wall; similar and functionally redundant to Utr2; localizes to sites of polarized growth; expression induced by cell wall stress fungal-type cell wall organization|cell wall chitin metabolic process transferase activity, transferring glycosyl groups incipient cellular bud site|fungal-type cell wall YPR138C MEP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0299784117428461 0.0824891652407105 516 Ammonium permease of high capacity and low affinity; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation ammonia permease nitrogen utilization|ammonium transport ammonium transmembrane transporter activity integral to membrane|plasma membrane YFR033C QCR6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0299408097026006 0.0828748925102305 517 Subunit 6 of the ubiquinol cytochrome-c reductase complex; the complex, also known as the cytochrome bc(1) complex or Complex III, is a component of the mitochondrial inner membrane electron transport chain; highly acidic protein; required for maturation of cytochrome c1; may be loosely associated with the complex since it is easily released into the intermembrane space mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YLR402W_d YLR402W hom 0.0299291032855704 0.0830871223938408 518 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR222W_p YDR222W hom FT RESPONSE TO OXIDATIVE STRESS 0.0299071971051896 0.0832209310048879 519 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YDL187C_d YDL187C hom 0.0298927258480512 0.083370271064566 520 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR182W YHR182W hom FT SIGNALING 0.0298867680769516 0.0834318169156078 521 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 YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0298574759748742 0.0837349497388215 522 Component of the polarisome, which functions in actin cytoskeletal organization during polarized growth; acts as a scaffold for Mkk1p and Mpk1p cell wall integrity signaling components; potential Cdc28p substrate regulation of initiation of mating projection growth|regulation of termination of mating projection growth|pseudohyphal growth|invasive filamentous growth|mating projection assembly cytoskeletal regulatory protein binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.0297170943598413 0.0852001001755875 523 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 YOR050C_d YOR050C hom 0.0296033847043976 0.0864020066848216 524 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutation is viable Unknown Unknown Unknown YCR009C RVS161 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0295982445006569 0.0865505417707824 525 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 YGL165C_d YGL165C hom 0.0295153574031866 0.0873418204927394 526 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF CUP2/YGL166W Unknown Unknown Unknown YOR259C RPT4 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0293986452176731 0.0886481201153983 527 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in degradation of ubiquitinated substrates; contributes preferentially to ERAD; required for spindle pole body duplication; mainly nuclear localization ER-associated protein catabolic process|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription elongation from RNA polymerase II promoter|nucleotide-excision repair|proteasome regulatory particle assembly ATPase activity|protein domain specific binding proteasome regulatory particle, base subcomplex|nucleus YOR269W PAC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0292677204018637 0.0900299729906961 528 Involved in nuclear migration, part of the dynein/dynactin pathway; targets dynein to microtubule tips, which is necessary for sliding of microtubules along bud cortex; serves at interface between dynein's ATPase site and its microtubule binding stalk, causing individual dynein motors to remain attached to microtubules for long periods; synthetic lethal with bni1; homolog of human LIS1, mutations in which cause the severe brain disorder lissencephaly nuclear migration along microtubule microtubule plus-end binding cytoplasmic microtubule|nucleus|cytoplasm YMR146C TIF34 het FT TRANSLATION 0.0292097011182353 0.0907174335083984 529 eIF3i subunit of the core complex of translation initiation factor 3 (eIF3), which is essential for translation; stimulates rate of ribosomal scanning during translation reinitiation translation reinitiation|translational initiation translation initiation factor activity multi-eIF complex|eukaryotic translation initiation factor 3 complex YGL229C SAP4 hom FT CELL CYCLE|MITOCHONDRION 0.0291952427995853 0.0908292021068312 530 Protein required for function of the Sit4p protein phosphatase, member of a family of similar proteins that form complexes with Sit4p, including Sap155p, Sap185p, and Sap190p G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity mitochondrion|cytoplasm YHL044W_p YHL044W hom FT PLASMA MEMBRANE 0.0291593911126144 0.0912266510726562 531 Putative integral membrane protein, member of DUP240 gene family; green fluorescent protein (GFP)-fusion protein localizes to the plasma membrane in a punctate pattern biological_process molecular_function plasma membrane YKL083W_d YKL083W het 0.0291218946957772 0.091643827378469 532 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene RRP14 Unknown Unknown Unknown YBR085C-A YBR085C-A hom FT NUCLEUS 0.0290597242457163 0.092338896748697 533 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YGL196W DSD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0290114370787488 0.0929303936166865 534 D-serine dehydratase (aka D-serine ammonia-lyase); converts D-serine to pyruvate and ammonia by a reaction dependent on pyridoxal 5'-phosphate and zinc; may play a role in D-serine detoxification; L-serine is not a substrate D-serine metabolic process D-serine ammonia-lyase activity cellular_component YDL242W_d YDL242W hom 0.0289921164660355 0.093099552473726 535 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR141C DOP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0289122675306071 0.0940043987729901 536 Golgi-localized, leucine-zipper domain containing protein; involved in endosome to Golgi transport, organization of the ER, establishing cell polarity, and morphogenesis; detected in highly purified mitochondria in high-throughput studies endoplasmic reticulum organization|cell morphogenesis|Golgi to endosome transport molecular_function trans-Golgi network|endosome|mitochondrion|cytoplasm YBL070C_d YBL070C hom 0.0288749633689162 0.0944295376598484 537 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR337W TEA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0288620382570781 0.0947248401075756 538 Ty1 enhancer activator required for full levels of Ty enhancer-mediated transcription; C6 zinc cluster DNA-binding protein transcription, DNA-dependent sequence-specific DNA binding|DNA binding nucleus YBR148W YSW1 hom FT MEMBRANE ORGANIZATION 0.0288551877189951 0.0946555358999341 539 Protein required for normal prospore membrane formation; interacts with Gip1p, which is the meiosis-specific regulatory subunit of the Glc7p protein phosphatase; expressed specifically in spores and localizes to the prospore membrane ascospore-type prospore membrane assembly molecular_function prospore membrane YOL035C_d YOL035C hom 0.0288385450364593 0.0948460658099402 540 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR002W PAP1 het FT RNA PROCESSING|NUCLEUS 0.02881369185688 0.0951311633878334 541 Poly(A) polymerase, one of three factors required for mRNA 3'-end polyadenylation, forms multiprotein complex with polyadenylation factor I (PF I), also required for mRNA nuclear export; may also polyadenylate rRNAs; required for gene looping mRNA polyadenylation|snoRNA polyadenylation polynucleotide adenylyltransferase activity nucleoplasm|mRNA cleavage and polyadenylation specificity factor complex YDL172C_d YDL172C hom 0.0287502511854499 0.0958620203657243 542 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR169W JIP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.028673396444148 0.0967534221324308 543 Essential protein required for biogenesis of the large ribosomal subunit; interacts with proteins involved in RNA processing, ribosome biogenesis, ubiquitination and demethylation; similar to WDR55, a human WD repeat protein ribosomal large subunit biogenesis molecular_function nucleolus|nucleus YPR136C_d YPR136C het 0.028663222630528 0.0968719184578866 544 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF RRP9 Unknown Unknown Unknown YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0286439109775806 0.0971470165055742 545 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 YPR097W YPR097W hom FT MITOCHONDRION 0.0286273208140659 0.0972910009510474 546 Protein that contains a Phox homology (PX) domain and binds phosphoinositides; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phosphatidylinositol binding mitochondrion YIL025C_d YIL025C hom 0.0285795465537697 0.0978509158129011 547 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL178W DLD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0285134912043931 0.0986293209999762 548 D-lactate dehydrogenase, located in the mitochondrial matrix lactate metabolic process actin binding|D-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial matrix YOR342C YOR342C hom FT NUCLEUS 0.0284962359836939 0.0988334708295451 549 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 YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0284394507446521 0.0995076894008676 550 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 YOR358W HAP5 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0284367118290085 0.0995403013933945 551 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 YJL067W_d YJL067W hom 0.0284299186107939 0.0998234095254804 552 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOL007C CSI2 hom FT SITE OF POLARIZED GROWTH 0.0284104752230068 0.1000555517265 553 Protein of unknown function; green fluorescent protein (GFP)- fusion protein localizes to the mother side of the bud neck and the vacuole; YOL007C is not an essential gene biological_process molecular_function fungal-type vacuole|cellular bud neck YFR038W IRC5 hom FT NUCLEUS 0.0283810076508706 0.100205416580617 554 Putative ATPase containing the DEAD/H helicase-related sequence motif; null mutant displays increased levels of spontaneous Rad52p foci mitotic recombination molecular_function cellular_component YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0283348840977379 0.100758814048646 555 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 YJL134W LCB3 hom FT LIPID METABOLISM|SIGNALING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0282408689243133 0.102150031102399 556 Long-chain base-1-phosphate phosphatase; specific for dihydrosphingosine-1-phosphate, regulates ceramide and long-chain base phosphates levels, involved in incorporation of exogenous long chain bases in sphingolipids; LCB3 has a paralog, YSR3, that arose from the whole genome duplication calcium-mediated signaling|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YHR126C_p ANS1 hom FT PLASMA MEMBRANE 0.0281681734554534 0.102779360097185 557 Putative GPI protein; transcription dependent upon Azf1p biological_process molecular_function cellular_component YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0281529330122814 0.102965671205213 558 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 YPL219W PCL8 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0281324269958999 0.103216776303686 559 Cyclin, interacts with Pho85p cyclin-dependent kinase (Cdk) to phosphorylate and regulate glycogen synthase, also activates Pho85p for Glc8p phosphorylation negative regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YPR028W YOP1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0280632912722322 0.104066961284959 560 Membrane protein that interacts with Yip1p to mediate membrane traffic; interacts with Sey1p to maintain ER morphology; overexpression leads to cell death and accumulation of internal cell membranes; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; forms ER foci upon DNA replication stress vesicle-mediated transport|endoplasmic reticulum organization|endoplasmic reticulum inheritance|nuclear pore complex assembly protein binding integral to membrane|endoplasmic reticulum|endoplasmic reticulum tubular network YDR163W CWC15 hom FT RNA PROCESSING|NUCLEUS 0.0280601633294704 0.104105557736045 561 Non-essential protein involved in pre-mRNA splicing, component of a complex containing Cef1p; has similarity to S. pombe Cwf15p mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex YER003C PMI40 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEUS 0.0279323942283622 0.105691869873635 562 Mannose-6-phosphate isomerase, catalyzes the interconversion of fructose-6-P and mannose-6-P; required for early steps in protein mannosylation protein glycosylation|cell wall mannoprotein biosynthetic process|GDP-mannose biosynthetic process mannose-6-phosphate isomerase activity nucleus|cytoplasm YJR001W AVT1 hom FT VACUOLAR TRANSPORT 0.0278538609174932 0.107621122631412 563 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 YLL063C AYT1 hom 0.02785037742399 0.106720205802058 564 Acetyltransferase; catalyzes trichothecene 3-O-acetylation, suggesting a possible role in trichothecene biosynthesis secondary metabolic process trichothecene 3-O-acetyltransferase activity cellular_component YIL133C RPL16A hom FT TRANSLATION|RIBOSOME 0.0278474322546555 0.106757279564503 565 Ribosomal 60S subunit protein L16A; N-terminally acetylated, binds 5.8 S rRNA; transcriptionally regulated by Rap1p; homologous to mammalian ribosomal protein L13A and bacterial L13; RPL16A has a paralog, RPL16B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YIL136W OM45 hom FT MITOCHONDRION 0.0277808959280162 0.107597560063357 566 Mitochondrial outer membrane protein of unknown function; major constituent of the outer membrane, located on the outer (cytosolic) face; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YJL169W_d YJL169W hom 0.0277722692399397 0.107706887957788 567 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 YLR432W IMD3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0277018499179236 0.108602618616423 568 Inosine monophosphate dehydrogenase, catalyzes the first step of GMP biosynthesis, member of a four-gene family in S. cerevisiae, constitutively expressed GTP biosynthetic process IMP dehydrogenase activity plasma membrane|cytoplasm YGR023W MTL1 hom FT CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|PLASMA MEMBRANE 0.0276884085226945 0.109196995195394 569 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 YMR177W MMT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0276816356154737 0.108860828969927 570 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt2p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0276586800408895 0.109366141965229 571 RNA polymerase II third largest subunit B44, part of central core; similar to prokaryotic alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity nucleoplasm|DNA-directed RNA polymerase II, core complex YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0276457726443667 0.109372995117876 572 Putative Rheb-related GTPase involved in regulating canavanine resistance and arginine uptake; member of the Ras superfamily of G-proteins lysine transport|retrograde transport, endosome to Golgi|arginine transport GTPase activity extrinsic to plasma membrane YDL058W USO1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|CYTOSKELETON 0.0276044155998347 0.110116936043341 573 Essential protein involved in the vesicle-mediated ER to Golgi transport step of secretion; binds membranes and functions during vesicle docking to the Golgi; required for assembly of the ER-to-Golgi SNARE complex Golgi vesicle docking|ER to Golgi vesicle-mediated transport|SNARE complex assembly molecular_function integral to membrane|ER to Golgi transport vesicle membrane|Golgi membrane YBR170C NPL4 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.027591709185676 0.110015404851788 574 Substrate-recruiting cofactor of the Cdc48p-Npl4p-Ufd1p segregase; assists Cdc48p in the dislocation of misfolded, polyubiquitinated ERAD substrates that are subsequently delivered to the proteasome for degradation; also involved in the regulated destruction of resident ER membrane proteins, such as HMG-CoA reductase (Hmg1/2p) and cytoplasmic proteins (Fbp1p); role in mobilizing membrane bound transcription factors by regulated ubiquitin/proteasome-dependent processing (RUP) retrograde protein transport, ER to cytosol|proteasomal ubiquitin-dependent protein catabolic process|mitochondria-associated protein catabolic process|mitotic spindle disassembly|ER-associated protein catabolic process|ER-associated misfolded protein catabolic process|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function Doa10p ubiquitin ligase complex|integral to membrane|Cdc48p-Npl4p-Ufd1p AAA ATPase complex|Cdc48p-Npl4p-Vms1p AAA ATPase complex|nuclear outer membrane-endoplasmic reticulum membrane network YIL039W TED1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0275362868220657 0.110731782339802 575 Conserved phosphoesterase domain-containing protein that acts together with Emp24p/Erv25p in cargo exit from the ER; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum YDR120C TRM1 hom FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0274403276195122 0.111980831167034 576 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 YIL079C AIR1 hom FT RNA PROCESSING|NUCLEUS 0.0274243197446652 0.112190273897548 577 Zinc knuckle protein; involved in nuclear RNA processing and degradation as a component of the TRAMP complex; stimulates the poly(A) polymerase activity of Pap2p in vitro; AIR1 has a paralog, AIR2, that arose from the whole genome duplication nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|ncRNA polyadenylation|nuclear polyadenylation-dependent snRNA catabolic process polynucleotide adenylyltransferase activity nucleolus|TRAMP complex YNL140C_p YNL140C hom 0.0274028758266279 0.11247132409162 578 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps THO2/YNL139C biological_process molecular_function cellular_component YKR105C_p VBA5 hom 0.0273875351635921 0.112672723484032 579 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 YGL058W RAD6 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0273830741230719 0.112731343408118 580 Ubiquitin-conjugating enzyme (E2), involved in postreplication repair (as a heterodimer with Rad18p), DSBR and checkpoint control (as a heterodimer with Bre1p), ubiquitin-mediated N-end rule protein degradation (as a heterodimer with Ubr1p protein ubiquitination involved in ubiquitin-dependent protein catabolic process|histone monoubiquitination|protein monoubiquitination|error-free translesion synthesis|error-prone translesion synthesis|transcription from RNA polymerase II promoter|mitotic cell cycle G1/S transition DNA damage checkpoint|regulation of dipeptide transport|meiotic DNA double-strand break formation|ubiquitin-dependent protein catabolic process via the N-end rule pathway|double-strand break repair via homologous recombination|protein polyubiquitination|error-free postreplication DNA repair|chromatin silencing at telomere ubiquitin-protein ligase activity nuclear chromatin|proteasome complex|nucleus|cytoplasm YKL161C KDX1 hom FT PROTEIN PHOSPHORYLATION 0.0273639364531429 0.113198105564343 581 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 YNL114C_d YNL114C het 0.0272788260257876 0.114108060162222 582 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF RPC19/YNL113W, an RNA polymerase subunit Unknown Unknown Unknown YMR291W TDA1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.0272715917165722 0.114204086356412 583 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 YGR080W TWF1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.027244497289368 0.114564295311963 584 Twinfilin, highly conserved actin monomer-sequestering protein involved in regulation of the cortical actin cytoskeleton, composed of two cofilin-like regions, localizes actin monomers to sites of rapid filament assembly bipolar cellular bud site selection|actin polymerization or depolymerization|sequestering of actin monomers actin monomer binding mating projection tip|actin cortical patch YMR303C ADH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0271608352820371 0.115682188312836 585 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 YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.0269757307075598 0.118186012956924 586 Subunit of the COP9 signalosome (CSN) and non-ATPase regulatory subunit of the 26S proteasome lid, similar to mammalian p55 subunit and to another S. cerevisiae regulatory subunit, Rpn7p; Rpn5p is an essential protein cullin deneddylation|ubiquitin-dependent protein catabolic process molecular_function proteasome complex|signalosome|proteasome storage granule|proteasome regulatory particle, lid subcomplex YMR156C TPP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0269688778488007 0.118279517688692 587 DNA 3'-phosphatase; functions in repair of endogenous damage of double-stranded DNA, activity is specific for removal of 3' phosphates at strand breaks; similar to the l-2-haloacid dehalogenase superfamily; homolog of human polynucleotide kinase/3′-phosphatase DNA repair polynucleotide 3'-phosphatase activity cellular_component YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0269688026372032 0.119161955743961 588 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 YHL028W WSC4 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0269002577302578 0.11949468190457 589 ER membrane protein involved in the translocation of soluble secretory proteins and insertion of membrane proteins into the ER membrane; may also have a role in the stress response but has only partial functional overlap with WSC1-3 response to heat|SRP-dependent cotranslational protein targeting to membrane, translocation|protein targeting to ER|response to stress transmembrane signaling receptor activity endoplasmic reticulum membrane YNL290W RFC3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0268520764740176 0.120324695237819 590 Subunit of heteropentameric Replication factor C (RF-C), which is a DNA binding protein and ATPase that acts as a clamp loader of the proliferating cell nuclear antigen (PCNA) processivity factor for DNA polymerases delta and epsilon mismatch repair|sister chromatid cohesion|leading strand elongation DNA clamp loader activity|ATPase activity Elg1 RFC-like complex|DNA replication factor C complex|Rad17 RFC-like complex|nucleus|Ctf18 RFC-like complex YOR017W PET127 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0268445582798764 0.11998590110754 591 Protein with a role in 5'-end processing of mitochondrial RNAs, located in the mitochondrial membrane mitochondrial RNA 5'-end processing molecular_function mitochondrial envelope|mitochondrion YDR050C TPI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0267114953882301 0.121889207398394 592 Triose phosphate isomerase, abundant glycolytic enzyme; mRNA half-life is regulated by iron availability; transcription is controlled by activators Reb1p, Gcr1p, and Rap1p through binding sites in the 5' non-coding region; inhibition of Tpi1p activity by PEP (phosphoenolpyruvate) stimulates redox metabolism in respiring cells; E104D mutation in human TPI causes a rare autosomal disease glycolysis triose-phosphate isomerase activity mitochondrion|plasma membrane|cytoplasm YDR031W MIC14 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0267097836532463 0.121857493254836 593 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 YPR082C DIB1 het FT CELL CYCLE|RNA PROCESSING|CELL DIVISION|NUCLEUS 0.0266799612686752 0.122274698164189 594 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 YMR055C BUB2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON 0.0266164094513853 0.123167488132666 595 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 YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0265867850714751 0.123865614593981 596 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme negative regulation of transcription from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex|nucleus YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.0265332141127132 0.124343915318441 597 Subunit of nuclear RNase P; nuclear RNase P cleaves tRNA precursors to generate mature 5' ends and facilitates turnover of nuclear RNAs; not shared between RNase MRP and RNase P, in contrast to all other RNase P protein subunits; protein abundance increases in response to DNA replication stress tRNA processing|intronic box C/D snoRNA processing ribonuclease P activity nucleolar ribonuclease P complex YOR214C_p YOR214C hom 0.0265138219257284 0.124619386492329 598 Putative protein of unknown function; YOR214C is not an essential gene biological_process molecular_function fungal-type cell wall YLR361C DCR2 hom FT CELL CYCLE|SIGNALING 0.0265034872636096 0.124822615468205 599 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 YDL166C FAP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0264914610534503 0.124937618932963 600 Essential NTPase required for small ribosome subunit synthesis, mediates processing of the 20S pre-rRNA at site D in the cytoplasm but associates only transiently with 43S preribosomes via Rps14p, may be the endonuclease for site D cellular response to oxidative stress|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit export from nucleus nucleoside-triphosphatase activity nucleus|preribosome|cytoplasm YOR298C-A MBF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0264514551439691 0.125564927082005 601 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 YOL133W HRT1 het FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0264469004049482 0.125573679372278 602 RING finger containing subunit of Skp1-Cullin-F-box ubiquitin protein ligases (SCF); required for Gic2p, Far1p, Sic1p and Cln2p degradation; may tether Cdc34p (a ubiquitin conjugating enzyme or E2) and Cdc53p (a cullin) subunits of SCF G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity SCF ubiquitin ligase complex|nucleus|cytoplasm YDL066W IDP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0264390008724401 0.12568670034401 603 Mitochondrial NADP-specific isocitrate dehydrogenase, catalyzes the oxidation of isocitrate to alpha-ketoglutarate; not required for mitochondrial respiration and may function to divert alpha-ketoglutarate to biosynthetic processes isocitrate metabolic process|glutamate biosynthetic process isocitrate dehydrogenase (NADP+) activity mitochondrial nucleoid|mitochondrion YDR431W_d YDR431W hom 0.0264334977093921 0.125991368602863 604 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0263785792358602 0.126780308561112 605 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 YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.0263662103678436 0.126731867515939 606 Subunit of TORC1, a rapamycin-sensitive complex involved in growth control that contains Tor1p or Tor2p, Lst8p and Tco89p; contains four HEAT repeats and seven WD-40 repeats; may act as a scaffold protein to couple TOR and its effectors TOR signaling cascade|regulation of cell growth|cellular response to starvation ubiquitin binding TORC1 complex|fungal-type vacuole membrane|mitochondrion|plasma membrane YDL113C ATG20 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0263416953769971 0.127085385869535 607 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 YOR025W HST3 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0263193506700342 0.127408275422644 608 Member of the Sir2 family of NAD(+)-dependent protein deacetylases; involved along with Hst4p in telomeric silencing, cell cycle progression, radiation resistance, genomic stability and short-chain fatty acid metabolism short-chain fatty acid metabolic process|histone deacetylation|chromatin silencing at telomere histone deacetylase activity|DNA binding nucleus YOL134C_d YOL134C het 0.0263126408366966 0.127505359520898 609 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 YFL024C EPL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.026247993569006 0.129530739933486 610 Subunit of NuA4, an essential histone H4/H2A acetyltransferase complex; conserved region at N-terminus is essential for interaction with the NPC (nucleosome core particle); required for autophagy; homologous to Drosophila Enhancer of Polycomb DNA repair|histone acetylation|regulation of transcription from RNA polymerase II promoter histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YAR015W ADE1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0262448148653798 0.128546929350336 611 N-succinyl-5-aminoimidazole-4-carboxamide ribotide (SAICAR) synthetase, required for 'de novo' purine nucleotide biosynthesis; red pigment accumulates in mutant cells deprived of adenine; protein abundance increases in response to DNA replication stress purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolesuccinocarboxamide synthase activity nucleus|cytoplasm YHR184W SSP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0262228111416966 0.128867676618294 612 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 YPL239W YAR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS 0.0262105510500288 0.128989595017606 613 Ankyrin-repeat containing, nucleocytoplasmic shuttling chaperone; prevents aggregation of Rps3p in the cytoplasm, associates with free Rps3p in the cytoplasm and delivers it to the 90S in the nucleus; required for 40S ribosomal subunit export, biogenesis and adaptation to osmotic and oxidative stress; expression repressed by heat shock ribosomal small subunit biogenesis|cellular response to oxidative stress|response to osmotic stress molecular_function cytoplasm YBL005W PDR3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0261870485008865 0.12933318002691 614 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 YDL188C PPH22 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0261081429256718 0.130721496063569 615 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 YOL057W YOL057W hom FT PROTEOLYSIS|NUCLEUS 0.026061384572923 0.131239823823649 616 Dipeptidyl-peptidase III; cleaves dipeptides from the amino terminus of target proteins; highly active on synthetic substrate Arg-Arg-2-naphthylamide; mammalian ortholog may be a biomarker for some cancers proteolysis dipeptidyl-peptidase activity nucleus|cytoplasm YMR195W ICY1 hom 0.0260549150465794 0.13127808717421 617 Protein of unknown function, required for viability in rich media of cells lacking mitochondrial DNA; mutants have an invasive growth defect with elongated morphology; induced by amino acid starvation biological_process molecular_function fungal-type vacuole membrane YGR276C RNH70 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0260319775429683 0.131790804458189 618 3'-5' exoribonuclease; required for maturation of 3' ends of 5S rRNA and tRNA-Arg3 from dicistronic transcripts U5 snRNA 3'-end processing|generation of mature 3'-end of 5S rRNA generated by RNA polymerase III|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|tRNA 3'-trailer cleavage, exonucleolytic 3'-5'-exoribonuclease activity|3'-5' exonuclease activity nucleus YMR307W GAS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GENE SILENCING|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.0260238174955128 0.131739098648999 619 Beta-1,3-glucanosyltransferase, required for cell wall assembly and also has a role in transcriptional silencing; localizes to the cell surface via a glycosylphosphatidylinositol (GPI) anchor; also found at the nuclear periphery fungal-type cell wall organization|chromatin silencing|filamentous growth 1,3-beta-glucanosyltransferase activity mitochondrion|membrane raft|primary cell septum|nuclear periphery|integral to membrane|fungal-type cell wall|plasma membrane|cellular bud scar|ER to Golgi transport vesicle YJL087C TRL1 het FT RNA PROCESSING|SIGNALING|TRANSLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0259577557145977 0.13272260488504 620 tRNA ligase, required for tRNA splicing and for both splicing and translation of HAC1 mRNA in the UPR; has phosphodiesterase, polynucleotide kinase, and ligase activities; localized at the inner nuclear envelope and partially to polysomes UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|tRNA splicing, via endonucleolytic cleavage and ligation|positive regulation of translation in response to stress GTP-dependent polyribonucleotide 5'-hydroxyl-kinase activity|RNA ligase (ATP) activity|2',3'-cyclic-nucleotide 3'-phosphodiesterase activity nuclear inner membrane|polysome YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0258787829866737 0.133905771529221 621 5-aminolevulinate synthase, catalyzes the first step in the heme biosynthetic pathway; an N-terminal signal sequence is required for localization to the mitochondrial matrix; expression is regulated by Hap2p-Hap3p heme biosynthetic process 5-aminolevulinate synthase activity mitochondrion|mitochondrial matrix YDR189W SLY1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0258627304944333 0.134147263687094 622 Hydrophilic protein involved in vesicle trafficking between the ER and Golgi; SM (Sec1/Munc-18) family protein that binds the tSNARE Sed5p and stimulates its assembly into a trans-SNARE membrane-protein complex retrograde vesicle-mediated transport, Golgi to ER|ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|positive regulation of SNARE complex assembly SNARE binding|syntaxin binding SNARE complex|endoplasmic reticulum|ER to Golgi transport vesicle|Golgi membrane YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0258091656565377 0.135421870309065 623 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YAL025C MAK16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0257859206559711 0.13530744563532 624 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 YPL183C RTT10 hom FT VESICLE-MEDIATED TRANSPORT 0.0257852417438475 0.135492603246017 625 WD40 domain-containing protein involved in endosomal recycling; forms a complex with Rrt2p that functions in the retromer-mediated pathway for recycling internalized cell-surface proteins; evidence it interacts with Trm7p for 2'-O-methylation of N34 of substrate tRNAs; has a role in regulation of Ty1 transposition; human ortholog is WDR6 endocytic recycling molecular_function endosome|cytoplasm YGR250C YGR250C hom 0.0257742480091475 0.136127190662825 626 Putative RNA binding protein; localizes to stress granules induced by glucose deprivation; interacts with Rbg1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress biological_process RNA binding cytoplasmic stress granule|cytoplasm YDR252W BTT1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0257020522889177 0.136583076698387 627 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 YBR034C HMT1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0256909305188124 0.136752932273175 628 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 YFR036W CDC26 hom FF|FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0256595990899817 0.137232312803831 629 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YHL013C OTU2 hom 0.0256498449415471 0.137381818421154 630 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; member of the ovarian tumor-like (OTU) superfamily of predicted cysteine proteases; shows cytoplasmic localization; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YPR133C SPN1 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS 0.0256248906717834 0.137764873644902 631 Protein involved in RNA polymerase II transcription; interacts genetically or physically with RNAP II, TBP, TFIIS, and chromatin remodelling factors; central domain highly conserved throughout eukaryotes; mutations confer an Spt- phenotype poly(A)+ mRNA export from nucleus|regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription by chromatin organization|regulation of transcription from RNA polymerase II promoter core RNA polymerase II binding transcription factor activity|RNA polymerase II transcription factor binding transcription factor activity nucleus YPL246C RBD2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0256102531824648 0.137989945972087 632 Possible rhomboid protease, has similarity to eukaryotic rhomboid proteases including Pcp1p biological_process molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YKL040C NFU1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0255781964627206 0.138483853340629 633 Protein involved in iron metabolism in mitochondria; similar to NifU, which is a protein required for the maturation of the Fe/S clusters of nitrogenase in nitrogen-fixing bacteria cellular iron ion homeostasis|iron-sulfur cluster assembly|intracellular sequestering of iron ion molecular_function mitochondrion|mitochondrial matrix YLR231C BNA5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0255294313630997 0.139237800832376 634 Kynureninase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan kynureninase activity nucleus|cytoplasm YOR333C_d YOR333C hom 0.0255151313777789 0.139459487959123 635 Dubious open reading frame, unlikely to encode a functional protein; overlaps 5' end of MRS2 gene required for respiratory growth Unknown Unknown Unknown YLR419W_p YLR419W hom FT MITOCHONDRION 0.0254349596271099 0.140707392086677 636 Putative helicase with limited sequence similarity to human Rb protein; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YLR419W is not an essential gene biological_process molecular_function mitochondrion|cytoplasm YNL335W_p DDI3 hom 0.0254206272060976 0.140990648024098 637 Protein of unknown function; expression is induced over 100-fold by DNA damage; induction decreased in rad6 and rad18 mutants biological_process molecular_function cellular_component YNL126W SPC98 het FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.02541828493855 0.140968014881827 638 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 YBL074C AAR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0253928535611034 0.141366217429434 639 Component of the U5 snRNP, required for splicing of U3 precursors; originally described as a splicing factor specifically required for splicing pre-mRNA of the MATa1 cistron assembly of spliceosomal tri-snRNP molecular_function U5 snRNP YCR068W ATG15 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0253703749523507 0.141718904615371 640 Lipase required for intravacuolar lysis of autophagic bodies and Cvt bodies; targeted to intravacuolar vesicles during autophagy via the multivesicular body (MVB) pathway membrane disassembly|autophagy|piecemeal microautophagy of nucleus|vacuolar protein processing|multivesicular body membrane disassembly lipase activity integral to membrane|vacuolar lumen YPL058C PDR12 hom FT KETONE METABOLISM|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0253047435720863 0.142752521264455 641 Plasma membrane ATP-binding cassette (ABC) transporter, weak-acid-inducible multidrug transporter required for weak organic acid resistance; induced by sorbate and benzoate and regulated by War1p; mutants exhibit sorbate hypersensitivity propionate metabolic process|transport|organic acid transport xenobiotic-transporting ATPase activity|organic acid transmembrane transporter activity integral to membrane|plasma membrane YEL035C_p UTR5 het 0.0252724109989372 0.143741958678805 642 Protein of unknown function; transcription may be regulated by Gcr1p; essential for growth under standard (aerobic) conditions but not under anaerobic conditions biological_process molecular_function cellular_component YPR123C_d YPR123C hom FF 0.0252657806623781 0.143548008261256 643 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 YFL022C FRS2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.025125364618728 0.145607033755944 644 Alpha subunit of cytoplasmic phenylalanyl-tRNA synthetase, forms a tetramer with Frs1p to form active enzyme; evolutionarily distant from mitochondrial phenylalanyl-tRNA synthetase based on protein sequence, but substrate binding is similar phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity phenylalanine-tRNA ligase complex|cytoplasm YMR283C RIT1 hom FT RNA PROCESSING 0.0250880348647978 0.146447338844375 645 2'-O-ribosyl phosphate transferase, modifies the initiator methionine tRNA at position 64 to distinguish it from elongator methionine tRNA charged-tRNA amino acid modification transferase activity, transferring pentosyl groups cytoplasm YOR379C_d YOR379C hom 0.0250523696072357 0.147082611001418 646 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YOR378W Unknown Unknown Unknown YGL228W SHE10 hom FT MITOCHONDRION 0.0249409499084532 0.148587011916401 647 Putative glycosylphosphatidylinositol (GPI)-anchored protein of unknown function; overexpression causes growth arrest biological_process molecular_function cellular_component YPR003C_p YPR003C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0249024642082573 0.1492147373305 648 Putative sulfate permease; physically interacts with Hsp82p; green fluorescent protein (GFP)-fusion protein localizes to the ER; YPR003C is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YER186C_p YER186C hom 0.024885962200589 0.149484514111063 649 Putative protein of unknown function biological_process molecular_function cellular_component YIL087C AIM19 hom FT MITOCHONDRION 0.0248782617981209 0.149610528432443 650 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 YDR224C HTB1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0248765982650654 0.149637762191591 651 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 YLR455W YLR455W hom FT NUCLEUS 0.0248748674533961 0.149666101384121 652 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YOL091W SPO21 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.0248187556337152 0.150769758171454 653 Component of the meiotic outer plaque of the spindle pole body, involved in modifying the meiotic outer plaque that is required prior to prospore membrane formation ascospore wall assembly|meiosis structural molecule activity spindle pole body YFL001W DEG1 hom FT RNA PROCESSING|NUCLEUS 0.0247777253601083 0.151813027734216 654 tRNA:pseudouridine synthase, introduces pseudouridines at position 38 or 39 in tRNA, important for maintenance of translation efficiency and normal cell growth, localizes to both the nucleus and cytoplasm; non-essential for viability tRNA pseudouridine synthesis pseudouridine synthase activity nucleus|cytoplasm YOR147W MDM32 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0247087216072005 0.152405563646486 655 Mitochondrial inner membrane protein with similarity to Mdm31p, required for normal mitochondrial morphology and inheritance; interacts genetically with MMM1, MDM10, MDM12, and MDM34 mitochondrion inheritance|cellular ion homeostasis|mitochondrion organization molecular_function mitochondrion|mitochondrial inner membrane YOR359W VTS1 hom FT PROTEIN LOCALIZATION|RNA PROCESSING|NUCLEUS 0.0247039913627275 0.15254528292048 656 Flap-structured DNA-binding and RNA-binding protein; stimulates deadenylation-dependent mRNA degradation mediated by the CCR4-NOT deadenylase complex; member of the Smaug (Smg) family of post-transcriptional regulators which bind RNA through a conserved sterile alpha motif (SAM) domain that interacts with Smg recognition element (SREs) containing transcripts; stimulates Dna2p endonuclease activity nuclear-transcribed mRNA catabolic process|positive regulation of endodeoxyribonuclease activity|nuclear-transcribed mRNA poly(A) tail shortening flap-structured DNA binding|RNA binding cytosol|nucleus|cytoplasmic mRNA processing body YOR345C_d YOR345C hom 0.0246988470450453 0.152569571473266 657 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 YNL326C PFA3 hom FT MEMBRANE ORGANIZATION 0.0246009423646752 0.154202953817647 658 Palmitoyltransferase for Vac8p, required for vacuolar membrane fusion; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; autoacylates; required for vacuolar integrity under stress conditions vacuole fusion, non-autophagic|protein palmitoylation palmitoyltransferase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YBR152W SPP381 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0245770253356148 0.154603982493292 659 mRNA splicing factor, component of U4/U6.U5 tri-snRNP; interacts genetically and physically with Prp38p mRNA splicing, via spliceosome|generation of catalytic spliceosome for first transesterification step molecular_function U4/U6 x U5 tri-snRNP complex YGL226W MTC3 hom FT MITOCHONDRION 0.0245748262521732 0.154640895332299 660 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; mtc3 is synthetically sick with cdc13-1 biological_process molecular_function mitochondrion YOL151W GRE2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0245324542168136 0.155353440824151 661 3-methylbutanal reductase and NADPH-dependent methylglyoxal reductase (D-lactaldehyde dehydrogenase); stress induced (osmotic, ionic, oxidative, heat shock and heavy metals); regulated by the HOG pathway; protein abundance increases in response to DNA replication stress ergosterol metabolic process|filamentous growth methylglyoxal reductase (NADPH-dependent) activity|3-methylbutanol:NAD(P) oxidoreductase activity nucleus|cytoplasm YDL007W RPT2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0245220249909451 0.155529204435306 662 One of six ATPases of the 19S regulatory particle of the 26S proteasome involved in the degradation of ubiquitinated substrates; required for normal peptide hydrolysis by the core 20S particle positive regulation of protein catabolic process|proteasome regulatory particle assembly|peptide catabolic process|ubiquitin-dependent protein catabolic process ATPase activity proteasome regulatory particle, base subcomplex|nucleus YKL110C KTI12 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0245218940837238 0.155716413937237 663 Protein that plays a role, with Elongator complex, in modification of wobble nucleosides in tRNA; involved in sensitivity to G1 arrest induced by zymocin; interacts with chromatin throughout the genome; also interacts with Cdc19p regulation of transcription from RNA polymerase II promoter|cell growth|tRNA wobble uridine modification chromatin binding nucleus|cytoplasm YLR012C_p YLR012C hom 0.0244979225144209 0.156244762512637 664 Putative protein of unknown function; YLR012C is not an essential gene biological_process molecular_function cellular_component YJR142W_p YJR142W hom 0.0244764517314301 0.156299020445004 665 Putative protein of unknown function; GST fusion protein is a Dbf2p-Mob1p phosphorylation target in a proteome chip analysis; synthetic lethal with PH085 deletion; plays a role in restricting Ty1 transposition; nudix hydrolase family member biological_process molecular_function cellular_component YML080W DUS1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0244634574847756 0.156519045551577 666 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus3p, and Dus4p; modifies pre-tRNA(Phe) at U17 tRNA modification tRNA dihydrouridine synthase activity nucleus YFL046W_p FMP32 hom FT MITOCHONDRION 0.0244384406293825 0.15694330453084 667 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 YER039C-A_p YER039C-A hom 0.024400352251396 0.157590915060216 668 Putative protein of unknown function; YER039C-A is not an essential gene biological_process molecular_function integral to membrane YDL179W PCL9 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0243645072131986 0.158202229091967 669 Cyclin, forms a functional kinase complex with Pho85p cyclin-dependent kinase (Cdk), expressed in late M/early G1 phase, activated by Swi5p regulation of establishment or maintenance of cell polarity|regulation of transcription involved in G1/S phase of mitotic cell cycle cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|incipient cellular bud site|cellular bud neck YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0243460853414917 0.158517099717717 670 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 YML071C COG8 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0243367142373756 0.15867745453015 671 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YER155C BEM2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0243293658906132 0.15880328251103 672 Rho GTPase activating protein (RhoGAP) involved in the control of cytoskeleton organization and cellular morphogenesis; required for bud emergence negative regulation of Rho protein signal transduction|fungal-type cell wall organization|establishment of cell polarity|actin cytoskeleton organization Rho GTPase activator activity cell cortex|incipient cellular bud site|mitochondrion|plasma membrane|mating projection tip|cytoplasm|cellular bud tip YHR127W YHR127W hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS 0.024316695240071 0.159020423198291 673 Protein of unknown function; localizes to the nucleus; required for asymmetric localization of Kar9p during mitosis mitotic spindle elongation molecular_function nucleus YDR278C_d YDR278C hom 0.0242945646236103 0.159400220695198 674 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR187W_p GDT1 hom 0.0242776060039685 0.160003289391834 675 Putative protein of unknown function; expression is reduced in a gcr1 null mutant; GFP-fusion protein localizes to the vacuole; expression pattern and physical interactions suggest a possible role in ribosome biogenesis biological_process molecular_function integral to membrane|fungal-type vacuole YBR200W-A_p YBR200W-A hom 0.0242627970033565 0.159946603314413 676 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR437W GPI19 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0242552070351391 0.160077355135257 677 Subunit of GPI-GlcNAc transferase involved in synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), which is the first intermediate in glycosylphosphatidylinositol (GPI) anchor synthesis, shares similarity with mammalian PIG-P GPI anchor biosynthetic process UDP-glycosyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|nuclear envelope|integral to endoplasmic reticulum membrane|endoplasmic reticulum YDR309C GIC2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0242487231507725 0.160563513751574 678 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 YDR149C_d YDR149C hom 0.0242370811162139 0.160389935766984 679 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 YMR144W_p YMR144W hom FT NUCLEUS 0.0241908873360199 0.161188630246429 680 Putative protein of unknown function; localized to the nucleus; YMR144W is not an essential gene biological_process molecular_function nucleus YDR085C AFR1 hom FT SIGNALING 0.0241870001893657 0.16125597607627 681 Protein required for pheromone-induced projection (shmoo) formation; regulates septin architecture during mating; has an RVXF motif that mediates targeting of Glc7p to mating projections; interacts with Cdc12p; AFR1 has a paralog, YER158C, that arose from the whole genome duplication regulation of G-protein coupled receptor protein signaling pathway|pheromone-dependent signal transduction involved in conjugation with cellular fusion|cell morphogenesis involved in conjugation with cellular fusion|cell morphogenesis involved in conjugation receptor signaling protein activity mating projection base YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0241686293618561 0.162389588935865 682 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 YPL255W BBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0241425821377806 0.162027039252468 683 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 YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.024131514129264 0.162470256714718 684 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 YNL264C PDR17 hom FT LIPID METABOLISM 0.0240960975545595 0.162836951050417 685 Phosphatidylinositol transfer protein (PITP), downregulates Plb1p-mediated turnover of phosphatidylcholine, found in the cytosol and microsomes, homologous to Pdr16p, deletion affects phospholipid composition Golgi to plasma membrane protein transport|phosphatidylserine metabolic process|response to drug|sterol biosynthetic process|Unknown|phospholipid transport|phospholipid biosynthetic process phosphatidylinositol transporter activity|phosphatidylcholine transporter activity endosome|cell periphery|cytosol|cytoplasm YGL201C MCM6 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0240170286352329 0.164284496538066 686 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; forms a subcomplex with Mcm4p and Mcm7p S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|DNA unwinding involved in replication|double-strand break repair via break-induced replication|pre-replicative complex assembly|DNA replication initiation four-way junction helicase activity|DNA helicase activity|DNA replication origin binding|single-stranded DNA-dependent ATPase activity|ATP-dependent 3'-5' DNA helicase activity replication fork protection complex|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YFL013W-A_d YFL013W-A hom 0.0238969657294622 0.16729187281337 687 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 YMR093W UTP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0238453353597445 0.167956797320586 688 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 YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0238427953288026 0.167304002828519 689 Guanine nucleotide exchange factor for Cdc42p; also known as a GEF or GDP-release factor; required for polarity establishment and maintenance, and mutants have morphological defects in bud formation and shmooing; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|small GTPase mediated signal transduction Rho guanyl-nucleotide exchange factor activity incipient cellular bud site|nucleus|cellular bud neck|mating projection tip|cellular bud tip|cytoplasm YPR092W_d YPR092W hom 0.0238113731177436 0.168181783371916 690 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL168W YIL168W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0237948143047699 0.168287342748804 691 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 YOL149W DCP1 het FT RNA PROCESSING 0.0237716781279193 0.168574569512784 692 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 YPR172W_p YPR172W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0237414179294895 0.169117382488071 693 Putative pyridoxal 5'-phosphate synthase; transcriptionally activated by Yrm1p along with genes involved in multidrug resistance; YPR172W has a paralog, YLR456W, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YKR072C SIS2 hom FF|FT CELL CYCLE|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0237126261922871 0.169889787773532 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 regulation of mitotic cell cycle|response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|protein phosphatase inhibitor activity phosphopantothenoylcysteine decarboxylase complex|nucleus|cytoplasm YPL258C THI21 hom 0.0236791394814942 0.170238667188812 695 Hydroxymethylpyrimidine (HMP) and HMP-phosphate kinase; involved in thiamine biosynthesis; member of a gene family with THI20 and THI22; functionally redundant with Thi20p thiamine biosynthetic process phosphomethylpyrimidine kinase activity|hydroxymethylpyrimidine kinase activity cellular_component YDR112W_d IRC2 hom 0.0236612219541789 0.171971363050439 696 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 YEL044W IES6 hom FT NUCLEUS 0.0236472704307824 0.171006061320601 697 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions; human ortholog INO80C is a member of the human INO80 complex; implicated in DNA repair based on genetic interactions with RAD52 epistasis genes biological_process molecular_function nucleus YPL094C SEC62 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0236430196559292 0.170891528580178 698 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 YBL034C STU1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.023570080900664 0.172215598842239 699 Component of the mitotic spindle that binds to interpolar microtubules via its association with beta-tubulin (Tub2p); required for interpolar microtubules to provide an outward force on the spindle poles microtubule nucleation structural constituent of cytoskeleton spindle pole body YIL014W MNT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.023557578787317 0.172443320027128 700 Alpha-1,3-mannosyltransferase, adds the fourth and fifth alpha-1,3-linked mannose residues to O-linked glycans during protein O-glycosylation protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YKR051W_p YKR051W hom 0.0235558513100115 0.172474803055746 701 Putative protein of unknown function biological_process molecular_function integral to membrane YLR122C_d YLR122C hom 0.0235544368485505 0.172500584614636 702 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR123C Unknown Unknown Unknown YLR126C YLR126C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0234580236596328 0.174264718126833 703 Putative glutamine amidotransferase; has Aft1p-binding motif in the promoter; may be involved in copper and iron homeostasis; YLR126C is not an essential protein; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress cellular copper ion homeostasis|cellular iron ion homeostasis molecular_function cytoplasm YLR109W AHP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.02344023884682 0.174784517696175 704 Thiol-specific peroxiredoxin, reduces hydroperoxides to protect against oxidative damage; function in vivo requires covalent conjugation to Urm1p cellular response to oxidative stress|response to metal ion|cell redox homeostasis thioredoxin peroxidase activity plasma membrane|cytoplasm YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.0233761632636584 0.175773112129858 705 Component of U1 snRNP required for mRNA splicing via spliceosome; yeast specific, no metazoan counterpart; interacts with mRNA in commitment complex mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YBR069C TAT1 hom FF|FT PLASMA MEMBRANE 0.023323956302904 0.177711196668827 706 Amino acid transporter for valine, leucine, isoleucine, and tyrosine; low-affinity tryptophan and histidine transporter; overexpression confers FK506 and FTY720 resistance; protein abundance increases in response to DNA replication stress amino acid transport|tyrosine transport|tryptophan transport|transmembrane transport amino acid transmembrane transporter activity|low-affinity tryptophan transmembrane transporter activity integral to membrane|plasma membrane YDR481C PHO8 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0233173320865417 0.176863156286724 707 Repressible vacuolar alkaline phosphatase; regulated by levels of Pi and by Pho4p, Pho9p, Pho80p, Pho81p and Pho85p; dephosphorylates phosphotyrosyl peptides; contributes to NAD+ metabolism by producing nicotinamide riboside from NMN nicotinamide nucleotide metabolic process|protein dephosphorylation nucleotide phosphatase activity|alkaline phosphatase activity fungal-type vacuole membrane YER135C_d YER135C hom 0.0233110152172634 0.176980496047774 708 Dubious open reading frame unlikely to encode a protein; YER135C is not an essential gene Unknown Unknown Unknown YGR092W DBF2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0232509398744452 0.178164041824342 709 Ser/Thr kinase involved in transcription and stress response; functions as part of a network of genes in exit from mitosis; localization is cell cycle regulated; activated by Cdc15p during the exit from mitosis; also plays a role in regulating the stability of SWI5 and CLB2 mRNAs; phosphorylates Chs2p to regulate primary septum formation and Hof1p to regulate cytokinesis nuclear division|protein phosphorylation|vacuolar acidification protein serine/threonine kinase activity|protein kinase activity spindle pole body|cellular bud neck YPR040W TIP41 hom FT SIGNALING|NUCLEUS 0.0232279297334557 0.178529260301585 710 Protein that interacts with Tap42p, which regulates PP2A; component of the TOR (target of rapamycin) signaling pathway; protein abundance increases in response to DNA replication stress signal transduction molecular_function nucleus|cytoplasm YPL017C IRC15 hom FT PROTEIN LOCALIZATION|CELL CYCLE|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.0232162821365558 0.178747181721185 711 Microtubule associated protein; regulates microtubule dynamics; required for accurate meiotic chromosome segregation; null mutant displays large budded cells due to delayed mitotic progression, increased levels of spontaneous Rad52 foci microtubule nucleation|mitotic recombination|microtubule anchoring|meiotic sister chromatid segregation|attachment of spindle microtubules to kinetochore involved in mitotic sister chromatid segregation|positive regulation of mitotic cell cycle microtubule binding|S-adenosylmethionine-dependent methyltransferase activity microtubule|cytoplasm YDL162C_d YDL162C hom 0.0231598623804677 0.179805570552675 712 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps ENT1/YDL161W, a verified gene involved in endocytosis and actin cortical patch assembly Unknown Unknown Unknown YJL077C ICS3 hom 0.0231235057613463 0.180555050138474 713 Protein of unknown function; may play a role in vacuolar sorting, null mutants are hypersensitive to sortin2 biological_process molecular_function cellular_component YLR440C SEC39 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0230746184758611 0.181413497120711 714 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 YER005W YND1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0230000169018864 0.182829412196492 715 Apyrase with wide substrate specificity, helps prevent inhibition of glycosylation by hydrolyzing nucleoside tri- and diphosphates that inhibit glycotransferases; partially redundant with Gda1p; mediates adenovirus E4orf4-induced toxicity protein glycosylation nucleoside-triphosphatase activity|nucleoside-diphosphatase activity COPI-coated vesicle|Golgi apparatus|membrane|Golgi membrane YDR383C NKP1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0229965229649896 0.182895926205708 716 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 YDL092W SRP14 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0229960859121221 0.182904247634077 717 Signal recognition particle (SRP) subunit, interacts with the RNA component of SRP to form the Alu domain, which is the region of SRP responsible for arrest of nascent chain elongation during membrane targeting; homolog of mammalian SRP14 SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YOR363C PIP2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0229854072877143 0.183107654382662 718 Autoregulatory oleate-specific transcriptional activator of peroxisome proliferation, contains Zn(2)-Cys(6) cluster domain, forms heterodimer with Oaf1p, binds oleate response elements (OREs), activates beta-oxidation genes; PIP2 has a paralog, OAF1, that arose from the whole genome duplication cellular response to oleic acid|positive regulation of fatty acid beta-oxidation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription integral to membrane|nucleus YMR118C_p SHH3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0229486288626418 0.183809493239253 719 Putative mitochondrial inner membrane protein of unknown function; although similar to Sdh3p, Shh3p is not a stoichiometric subunit of either succinate dehydrogenase or of the TIM22 translocase biological_process molecular_function integral to membrane YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0229034028130875 0.184740746032742 720 Ferric reductase, reduces a specific subset of siderophore-bound iron prior to uptake by transporters; expression induced by low iron levels siderophore transport ferric-chelate reductase activity integral to membrane|plasma membrane YLR428C_d YLR428C hom 0.0228956541891459 0.18482390056811 721 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 YLR103C CDC45 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0228926978450111 0.184880633084787 722 DNA replication initiation factor; recruited to MCM pre-RC complexes at replication origins; promotes release of MCM from Mcm10p, recruits elongation machinery; mutants in human homolog may cause velocardiofacial and DiGeorge syndromes S phase of mitotic cell cycle|regulation of chromatin silencing at telomere|DNA replication initiation|pre-replicative complex assembly|double-strand break repair via break-induced replication DNA replication origin binding|chromatin binding replication fork protection complex|nucleus|DNA replication preinitiation complex|nuclear replication fork|pre-replicative complex YDR449C UTP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0228309460878121 0.186134238663304 723 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 YOR209C NPT1 hom FF|FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0228153860237574 0.186368829887212 724 Nicotinate phosphoribosyltransferase, acts in the salvage pathway of NAD+ biosynthesis; required for silencing at rDNA and telomeres and has a role in silencing at mating-type loci; localized to the nucleus chromatin silencing at rDNA|replicative cell aging|nicotinate nucleotide salvage|chromatin silencing at telomere nicotinate phosphoribosyltransferase activity nucleus YPL033C SRL4 hom FT NUCLEOTIDE METABOLISM 0.0228125259374076 0.186424053716381 725 Protein of unknown function; involved in regulation of dNTP production; null mutant suppresses the lethality of lcd1 and rad53 mutations; expression is induced by Kar4p deoxyribonucleoside triphosphate metabolic process molecular_function cellular_component YJR018W_d YJR018W hom 0.0228097566719352 0.186477535451056 726 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR049W FSH1 hom FT NUCLEUS 0.022778111849383 0.187089484250534 727 Putative serine hydrolase that localizes to both the nucleus and cytoplasm; sequence is similar to S. cerevisiae Fsh2p and Fsh3p and the human candidate tumor suppressor OVCA2 biological_process hydrolase activity nucleus|cytoplasm YKR078W YKR078W hom 0.0227617292435972 0.188528899325326 728 Cytoplasmic protein of unknown function, has similarity to Vps5p; potential Cdc28p substrate; contains a Phox homology (PX) domain and specifically binds phosphatidylinositol 3-phosphate (PtdIns-3-P) biological_process phosphatidylinositol-3-phosphate binding cytoplasm YER159C BUR6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0227430158338331 0.187769904641466 729 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 YOL122C SMF1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.022719881469235 0.188219416993357 730 Divalent metal ion transporter with a broad specificity for di-valent and tri-valent metals; post-translationally regulated by levels of metal ions; member of the Nramp family of metal transport proteins copper ion transport|cellular copper ion homeostasis|manganese ion transport|cadmium ion transport|cellular manganese ion homeostasis|cellular cadmium ion homeostasis|iron ion transport solute:hydrogen symporter activity|inorganic cation transmembrane transporter activity integral to membrane|plasma membrane YLR413W_p YLR413W hom FT PLASMA MEMBRANE 0.0226983665771116 0.188968045348651 731 Putative protein of unknown function; YLR413W is not an essential gene biological_process molecular_function integral to membrane YPL212C PUS1 hom FT RNA PROCESSING|NUCLEUS 0.0226629519532387 0.189328964482898 732 tRNA:pseudouridine synthase, introduces pseudouridines at positions 26-28, 34-36, 65, and 67 of tRNA; nuclear protein that appears to be involved in tRNA export; also acts on U2 snRNA snRNA pseudouridine synthesis|tRNA pseudouridine synthesis pseudouridine synthase activity nucleus YGR211W ZPR1 het FT CELL CYCLE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0224953316780027 0.192955816379685 733 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 YOL128C YGK3 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.0224719973951374 0.193551128858045 734 Protein kinase related to mammalian glycogen synthase kinases of the GSK-3 family; GSK-3 homologs (Mck1p, Rim11p, Mrk1p, Ygk3p) are involved in control of Msn2p-dependent transcription of stress responsive genes and in protein degradation proteolysis|protein phosphorylation|response to stress protein serine/threonine kinase activity|protein kinase activity cellular_component YML102W CAC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0224510779929923 0.19350069837494 735 Subunit of chromatin assembly factor I (CAF-1), with Rlf2p and Msi1p; chromatin assembly by CAF-1 is important for multiple processes including silencing at telomeres, mating type loci, and rDNA; maintenance of kinetochore structure; deactivation of the DNA damage checkpoint after DNA repair; and chromatin dynamics during transcription DNA replication-dependent nucleosome assembly histone binding chromosome, centromeric region|CAF-1 complex YDR392W SPT3 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0224275159109133 0.193968765575813 736 Subunit of the SAGA and SAGA-like transcriptional regulatory complexes, interacts with Spt15p to activate transcription of some RNA polymerase II-dependent genes, also functions to inhibit transcription at some promoters conjugation with cellular fusion|histone acetylation|pseudohyphal growth|ascospore formation|chromatin modification|invasive growth in response to glucose limitation|transcription from RNA polymerase II promoter transcription cofactor activity SLIK (SAGA-like) complex|SAGA complex YPR195C_d YPR195C hom 0.022399646620169 0.19452346848471 737 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR158C-A_p YMR158C-A hom 0.0223924780384551 0.194666337950364 738 Putative protein of unknown function, may contain a lipid attachment site; YMR158C-A is not an essential gene biological_process molecular_function cellular_component YHR162W MPC2 hom 0.0223913895083525 0.194887787834146 739 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; more highly expressed in glucose-containing minimal medium than in lactate-containing medium mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|integral to mitochondrial inner membrane YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.0223774690555892 0.194965715390588 740 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 YDR147W EKI1 hom FT LIPID METABOLISM 0.022352083696267 0.195472833756989 741 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 YOL090W MSH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0222608990526773 0.197502917337009 742 Protein that forms heterodimers with Msh3p and Msh6p that bind to DNA mismatches to initiate the mismatch repair process; contains a Walker ATP-binding motif required for repair activity and involved in interstrand cross-link repair; Msh2p-Msh6p binds to and hydrolyzes ATP mismatch repair|mitotic recombination|meiotic gene conversion|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination|chromatin silencing at silent mating-type cassette loop DNA binding|single base insertion or deletion binding|ATP binding|Y-form DNA binding|double-strand/single-strand DNA junction binding|DNA insertion or deletion binding|guanine/thymine mispair binding|four-way junction DNA binding|ATPase activity MutSbeta complex|nuclear chromosome|MutSalpha complex|nucleus YMR237W BCH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0222518479550365 0.197484667656618 743 Member of the ChAPs family (Chs5p-Arf1p-binding proteins); members include Bch1p, Bch2p, Bud7p, and Chs6p; ChAPs family proteins form the exomer complex with Chs5p to mediate export of specific cargo proteins from the Golgi to the plasma membrane; may interact with ribosomes; protein abundance increases and forms cytoplasmic foci in response to DNA replication stress; BCH1 has a paralog, BUD7, that arose from the whole genome duplication Golgi to plasma membrane transport|fungal-type cell wall chitin biosynthetic process molecular_function ribosome|clathrin-coated vesicle|exomer complex YOR260W GCD1 het FT TRANSLATION 0.0222449955336048 0.197689603640058 744 Gamma 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 translation initiation factor activity|guanyl-nucleotide exchange factor activity eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YGR180C RNR4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0221651443330257 0.199572380775649 745 Ribonucleotide-diphosphate reductase (RNR) small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits; relocalizes from nucleus to cytoplasm upon DNA replication stress cofactor biosynthetic process|deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YDR049W VMS1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0221098657319477 0.200360258471881 746 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 YOL037C_d YOL037C hom 0.0221019890745734 0.200587805853538 747 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 YJL110C GZF3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0220426483227711 0.201732231169163 748 GATA zinc finger protein; negatively regulates nitrogen catabolic gene expression by competing with Gat1p for GATA site binding; function requires a repressive carbon source; dimerizes with Dal80p and binds to Tor1p; GZF3 has a paralog, DAL80, that arose from the whole genome duplication maintenance of protein location in nucleus|nitrogen catabolite repression of transcription|negative regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding nucleus YIL160C POT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0220399197752475 0.201788067729086 749 3-ketoacyl-CoA thiolase with broad chain length specificity, cleaves 3-ketoacyl-CoA into acyl-CoA and acetyl-CoA during beta-oxidation of fatty acids fatty acid beta-oxidation mRNA binding|acetyl-CoA C-acyltransferase activity peroxisomal matrix|peroxisome YDR193W_d YDR193W hom 0.0219905065130935 0.203408252108949 750 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR021W ATG18 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0219814419010913 0.202987458182676 751 Phosphoinositide binding protein; required for vesicle formation in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; binds both phosphatidylinositol (3,5)-bisphosphate and phosphatidylinositol 3-phosphate; WD-40 repeat protein; relocalizes from vacuole to cytoplasm upon DNA replication stress; has 4 mammalian homologs WIPI1, WIPI2, WIPI3 and WIPI4/WDR45; mutations in human WDR45 cause static encephalopathy of childhood with neurodegeneration in adulthood piecemeal microautophagy of nucleus|peroxisome degradation|vacuolar protein processing|macroautophagy|late endosome to vacuole transport|CVT pathway ubiquitin binding|phosphatidylinositol binding cytosol|endosome|fungal-type vacuole membrane|PAS complex|pre-autophagosomal structure YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.021974473866788 0.203535364091456 752 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 YLL015W BPT1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0219172763183249 0.20437694990011 753 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 YLR397C AFG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.0218365850195592 0.205980828692705 754 ATPase of the CDC48/PAS1/SEC18 (AAA) family, forms a hexameric complex; is essential for pre-60S maturation and release of several preribosome maturation factors; releases Rlp24p from purified pre-60S particles in vitro; may be involved in degradation of aberrant mRNAs ribosomal large subunit biogenesis|response to drug ATPase activity intracellular|preribosome, large subunit precursor YHR044C DOG1 hom FT CARBOHYDRATE METABOLISM 0.0218200474234573 0.206324594929237 755 2-deoxyglucose-6-phosphate phosphatase; paralogous to DOG2; member of a family of low molecular weight phosphatases; confers 2-deoxyglucose resistance when overexpressed, in vivo substrate has not yet been identified glucose metabolic process 2-deoxyglucose-6-phosphatase activity cellular_component YBR182C SMP1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0218162987781998 0.206402575707782 756 Putative transcription factor of the MADS-box family; involved in regulating the response to osmotic stress; SMP1 has a paralog, RLM1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter in response to osmotic stress DNA binding, bending|sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus|cytoplasm YDR244W PEX5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0217888217898072 0.206974815864655 757 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 YEL002C WBP1 het FT CELL CYCLE|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0217747883039465 0.20733527120655 758 Beta subunit of the oligosaccharyl transferase (OST) glycoprotein complex; required for N-linked glycosylation of proteins in the endoplasmic reticulum cell cycle|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity nuclear envelope|oligosaccharyltransferase complex|endoplasmic reticulum YDR262W_p YDR262W hom 0.0217719870437326 0.207325987103574 759 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole and is induced in response to the DNA-damaging agent MMS; gene expression increases in response to Zymoliase treatment biological_process molecular_function fungal-type vacuole YCR106W RDS1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0217503075902854 0.207778854763965 760 Putative zinc cluster transcription factor; involved in conferring resistance to cycloheximide response to xenobiotic stimulus sequence-specific DNA binding|DNA binding nucleus YDR423C CAD1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0217491658561947 0.207802724602583 761 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 YPL243W SRP68 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0217455237962009 0.208286083860352 762 Core component of the signal recognition particle (SRP) complex; SRP complex functions in targeting nascent secretory proteins to the endoplasmic reticulum (ER) membrane; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YJL097W PHS1 het FT KETONE METABOLISM|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0217136221507827 0.208546819046354 763 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 YDL134C PPH21 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0217059199506044 0.208979967933132 764 Catalytic subunit of protein phosphatase 2A (PP2A); functionally redundant with Pph22p; methylated at C terminus; forms alternate complexes with several regulatory subunits; involved in signal transduction and regulation of mitosis; forms nuclear foci upon DNA replication stress; PPH21 has a paralog, PPH22, that arose from the whole genome duplication actin filament organization|budding cell bud growth|protein dephosphorylation|G1/S transition of mitotic cell cycle|mitotic cell cycle spindle assembly checkpoint|regulation of translation protein serine/threonine phosphatase activity protein phosphatase type 2A complex YER099C PRS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0216972980226837 0.209433052204255 765 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 YER118C SHO1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0216845503567746 0.209156859977446 766 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 YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0216806544685546 0.209238709160508 767 Zinc finger transcription factor containing a Zn(2)-Cys(6) binuclear cluster domain, positively regulates transcription of URA1, URA3, URA4, and URA10, which are involved in de novo pyrimidine biosynthesis, in response to pyrimidine starvation; activity may be modulated by interaction with Tup1p positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding|zinc ion binding nucleus YMR223W UBP8 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0216455810979791 0.209976614144672 768 Ubiquitin-specific protease that is a component of the SAGA (Spt-Ada-Gcn5-Acetyltransferase) acetylation complex; required for SAGA-mediated deubiquitination of histone H2B histone H3-K4 methylation|histone deubiquitination|histone H3-K79 methylation ubiquitin-specific protease activity|protein complex scaffold DUBm complex|SLIK (SAGA-like) complex|SAGA complex YPL272C_p YPL272C hom 0.0215792997533448 0.211717003312343 769 Putative protein of unknown function; gene expression induced in response to ketoconazole; YPL272C is not an essential gene biological_process molecular_function cellular_component YML064C TEM1 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON 0.02157527627549 0.211461416175587 770 GTP-binding protein of the ras superfamily involved in termination of M-phase; controls actomyosin and septin dynamics during cytokinesis regulation of exit from mitosis protein binding|GTPase activity spindle pole body YMR320W_d YMR320W hom 0.0214286931526552 0.214581545304637 771 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR087C PDC6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0214240156788173 0.21468165209254 772 Minor isoform of pyruvate decarboxylase, decarboxylates pyruvate to acetaldehyde, involved in amino acid catabolism; transcription is glucose- and ethanol-dependent, and is strongly induced during sulfur limitation L-phenylalanine catabolic process|ethanol metabolic process|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity cytoplasm YDR527W RBA50 het FF|FT TRANSCRIPTION FROM RNA POL II 0.02142273245354 0.21470912142227 773 Protein involved in transcription; interacts with RNA polymerase II subunits Rpb2p, Rpb3, and Rpb11p; has similarity to human RPAP1 transcription from RNA polymerase II promoter molecular_function cytoplasm YOR055W_d YOR055W hom 0.0214103998766858 0.214973247556544 774 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR023W SES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0213932590869467 0.21534073954774 775 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 YDR226W ADK1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0213830649452598 0.215559512481479 776 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 YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0213693678123296 0.216333518352861 777 Poly (A)+ RNA-binding protein; abundant mRNP-component protein that binds mRNA and is required for stability of many mRNAs; component of glucose deprivation induced stress granules, involved in P-body-dependent granule assembly; protein abundance increases in response to DNA replication stress nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|stress granule assembly|regulation of mRNA stability mRNA binding|poly(U) RNA binding nucleus|cytoplasmic stress granule|cytoplasm YGL233W SEC15 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0213665925832049 0.215913358255734 778 Essential 113 kDa subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis prior to SNARE-mediated fusion; interacts with and functions as a downstream effector of active, GTP-bound Sec4p, a Rab family GTPase Golgi to plasma membrane transport|exocytosis|vesicle fusion|vesicle docking involved in exocytosis Rab GTPase binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip|exocyst YOL158C ENB1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0213665764655779 0.215913704686001 779 Endosomal ferric enterobactin transporter, expressed under conditions of iron deprivation; member of the major facilitator superfamily; expression is regulated by Rcs1p and affected by chloroquine treatment ferric-enterobactin transport ferric-enterobactin transmembrane transporter activity integral to membrane|cellular bud membrane|plasma membrane YOR375C GDH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0213550843452954 0.216160816739098 780 NADP(+)-dependent glutamate dehydrogenase; synthesizes glutamate from ammonia and alpha-ketoglutarate; rate of alpha-ketoglutarate utilization differs from Gdh3p; expression regulated by nitrogen and carbon sources; GDH1 has a paralog, GDH3, that arose from the whole genome duplication glutamate biosynthetic process|ammonia assimilation cycle glutamate dehydrogenase (NADP+) activity nucleus|cytoplasm YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0213435467639966 0.21640911099614 781 Transcription coactivator, component of the ADA and SAGA transcriptional adaptor/HAT (histone acetyltransferase) complexes chromatin silencing at rDNA|chromatin modification|regulation of transcription from RNA polymerase II promoter|positive regulation of histone acetylation|chromatin silencing at telomere chromatin binding|transcription coactivator activity|histone acetyltransferase activity|phosphatidylserine binding SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YHR185C PFS1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0213371580063641 0.216546688348827 782 Sporulation protein required for prospore membrane formation at selected spindle poles, ensures functionality of all four spindle pole bodies during meiosis II; not required for meiotic recombination or meiotic chromosome segregation ascospore wall assembly molecular_function cellular_component YIL115C NUP159 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0213303631330484 0.216693080146855 783 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport; regulates ADP release from the ATP-dependent RNA helicase Dbp5p; forms a stable association with Nup82p, Gle2p and two other FG-nucleoporins (Nsp1p and Nup116p) poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|ncRNA export from nucleus|nuclear pore distribution|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|adenyl-nucleotide exchange factor activity nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YOL041C NOP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0213117451775943 0.217300326277506 784 Nucleolar protein involved in pre-25S rRNA processing and biogenesis of large 60S ribosomal subunit; contains an RNA recognition motif (RRM); binds to Ebp2; similar to Nop13p and Nsr1p maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) RNA binding nucleolus|preribosome YPL020C ULP1 het FT CELL CYCLE|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0213011068881986 0.217324202876709 785 Protease that specifically cleaves Smt3p protein conjugates; required for cell cycle progression; associates with nucleoporins and may interact with septin rings during telophase; sequestered to the nucleolus under stress conditions G2/M transition of mitotic cell cycle|protein desumoylation cysteine-type peptidase activity|SUMO-specific protease activity nuclear envelope|nucleolus|nuclear pore YGR176W_d YGR176W hom 0.0212670845398692 0.218197104146121 786 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR047C ANB1 hom FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|RIBOSOME 0.021266524843886 0.218071917866568 787 Translation elongation factor eIF-5A; previously thought to function in translation initiation; undergoes an essential hypusination modification; expressed under anaerobic conditions; ANB1 has a paralog, HYP2, that arose from the whole genome duplication translational frameshifting|positive regulation of translational termination|positive regulation of translational elongation ribosome binding|RNA binding|translation elongation factor activity cytosolic ribosome YPL273W SAM4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0212282758285135 0.218901068690222 788 S-adenosylmethionine-homocysteine methyltransferase, functions along with Mht1p in the conversion of S-adenosylmethionine (AdoMet) to methionine to control the methionine/AdoMet ratio homocysteine metabolic process|L-methionine biosynthetic process from S-adenosylmethionine|S-adenosylhomocysteine metabolic process homocysteine S-methyltransferase activity nucleus|cytoplasm YHR137W ARO9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0211980431064548 0.219626797002313 789 Aromatic aminotransferase II, catalyzes the first step of tryptophan, phenylalanine, and tyrosine catabolism aromatic amino acid family metabolic process aromatic-amino-acid:2-oxoglutarate aminotransferase activity nucleus|cytoplasm YML047C PRM6 hom 0.0211260132184456 0.22112899535205 790 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; regulated by Ste12p during mating; localized to sites of polarized growth; similar to Prm6p; member of a fungal-specific gene family biological_process molecular_function integral to membrane YKL068W NUP100 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0210824268569566 0.222083503574759 791 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; homologous to Nup116p positive regulation of transcription, DNA-dependent|mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|protein import into nucleus|protein targeting to nuclear inner membrane|mRNA export from nucleus in response to heat stress nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YKL007W CAP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.021060201900777 0.222571347090291 792 Alpha subunit of the capping protein heterodimer (Cap1p and Cap2p); capping protein (CP) binds to the barbed ends of actin filaments preventing further polymerization; localized predominantly to cortical actin patches; protein increases in abundance and relocalizes from bud neck to plasma membrane upon DNA replication stress barbed-end actin filament capping actin filament binding actin filament|F-actin capping protein complex|mating projection tip|actin cortical patch YGR214W RPS0A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0210300774842602 0.22351005904078 793 Ribosomal 40S subunit protein S0A; required for maturation of 18S rRNA along with Rps0Bp; deletion of either RPS0 gene reduces growth rate, deletion of both genes is lethal; homologous to human ribosomal protein SA and bacterial S2; RPS0A has a paralog, RPS0B, that arose from the whole genome duplication; cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA export from nucleus|ribosomal small subunit assembly|endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YOL064C MET22 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0210288610047728 0.223260590219561 794 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 YPL184C MRN1 hom FT TRANSLATION 0.0210218395568137 0.223415213652645 795 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 YLR120C YPS1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0210209501165793 0.223434806001695 796 Aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; attached to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization|protein processing aspartic-type endopeptidase activity fungal-type cell wall YMR297W PRC1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0210102880072138 0.223669763699749 797 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 YPL008W CHL1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.0208805799124152 0.226611512014052 798 Probable DNA helicase; involved in sister-chromatid cohesion and genome integrity and interstrand cross-link repair; interacts with ECO1 and CTF18; mutants are defective in silencing, rDNA recombination, aging and the heat shock response; FANCJ-like helicase family member; mutations in the human homolog, DDX11/ChLR1, cause Warsaw breakage syndrome negative regulation of DNA recombination|chromosome segregation|donor selection|DNA replication initiation|mitotic sister chromatid cohesion DNA helicase activity nucleus YMR003W AIM34 hom FT MITOCHONDRION 0.0208439913081948 0.227357274909481 799 Protein of unknown function; GFP-fusion protein localizes to the mitochondria; null mutant is viable and displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YNL221C POP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0208423143872009 0.227602702168204 800 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; binds to the RPR1 RNA subunit in RNase P 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 YER067W RGI1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|PLASMA MEMBRANE 0.0208313583873662 0.227639160971005 801 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 YBR194W AIM4 hom 0.0208257868933291 0.228110518200566 802 Protein proposed to be associated with the nuclear pore complex; null mutant is viable, displays elevated frequency of mitochondrial genome loss and is sensitive to freeze-thaw stress biological_process molecular_function cytoplasm YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0208238068828048 0.227807781138006 803 GID Complex subunit, serves as adaptor for regulatory subunit Vid24p; protein involved in proteasome-dependent catabolite degradation of fructose-1,6-bisphosphatase (FBPase); localized to the nucleus and the cytoplasm negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process|ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function nucleus|GID complex|cytoplasm YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0208058938402369 0.228208123439323 804 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 YKL088W CAB3 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0207791746243592 0.228806207159798 805 Subunit of a phosphopantothenoylcysteine decarboxylase (PPCDC; Cab3p, Sis2p, Vhs3p) complex, which catalyzes the third step of coenzyme A biosynthesis; null mutant lethality is complemented by E. coli coaBC response to salt stress|coenzyme A biosynthetic process phosphopantothenoylcysteine decarboxylase activity|purine nucleotide binding phosphopantothenoylcysteine decarboxylase complex|cytoplasm YBL053W_d YBL053W hom 0.0207561744663195 0.229321936021339 806 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR014W RTS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.020724648964278 0.230099661934066 807 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 YJL041W NSP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0207245989557775 0.23003129456971 808 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nup82p, Gle2p and two other FG-nucleoporins (Nup159p and Nup116p); also found in stable complex with Nic96p and two other FG-nucleoproteins (Nup49p and Nup57p); forms foci at the nuclear periphery upon DNA replication stress poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|ncRNA export from nucleus|ribosomal large subunit export from nucleus|tRNA export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore nuclear basket|nuclear pore YOR001W RRP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0207229592595223 0.230415899510328 809 Nuclear exosome exonuclease component; has 3'-5' exonuclease activity; involved in RNA processing, maturation, surveillance, degradation, tethering, and export; has similarity to E. coli RNase D and to human PM-Sc1 100 (EXOSC10); mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|histone mRNA catabolic process|nuclear polyadenylation-dependent antisense transcript catabolic process|U1 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear retention of pre-mRNA at the site of transcription|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription 3'-5'-exoribonuclease activity nucleolus|nucleus|nuclear exosome (RNase complex) YNL067W-B_p YNL067W-B hom 0.0206765063069915 0.231114713015882 810 Putative protein of unknown function biological_process molecular_function cellular_component YNL051W COG5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0206743005744158 0.231791493750213 811 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YAL013W DEP1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0206448829430057 0.231829087666884 812 Transcriptional modulator involved in regulation of structural phospholipid biosynthesis genes and metabolically unrelated genes, as well as maintenance of telomeres, mating efficiency, and sporulation positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|regulation of DNA-dependent DNA replication initiation|Unknown molecular_function Rpd3L-Expanded complex|Rpd3L complex YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.0206362719204741 0.232023882618186 813 Ribosomal 60S subunit protein L42B; required for propagation of the killer toxin-encoding M1 double-stranded RNA satellite of the L-A double-stranded RNA virus; homologous to mammalian ribosomal protein L36A, no bacterial homolog; RPL42B has a paralog, RPL42A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YIL139C REV7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0206305963169251 0.232152337234254 814 Accessory subunit of DNA polymerase zeta, involved in translesion synthesis during post-replication repair; required for mutagenesis induced by DNA damage; involved in double-strand break repair error-prone translesion synthesis|error-free translesion synthesis DNA-directed DNA polymerase activity nuclear chromatin|mitochondrion|zeta DNA polymerase complex YOR006C TSR3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0206177470580866 0.232443337924225 815 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 YER069W ARG5,6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0206058856546167 0.232712195958529 816 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 YER083C GET2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0206001770820749 0.232841668632558 817 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 YBL106C SRO77 hom FF|FT VESICLE-MEDIATED TRANSPORT|PLASMA MEMBRANE 0.0205867632107265 0.233146101514173 818 Protein with roles in exocytosis and cation homeostasis; functions in docking and fusion of post-Golgi vesicles with plasma membrane; homolog of Drosophila lethal giant larvae tumor suppressor; interacts with SNARE protein Sec9p; SRO77 has a paralog, SRO7, that arose from the whole genome duplication exocytosis|Golgi to plasma membrane transport molecular_function plasma membrane YKL112W ABF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0205598616096254 0.23375749363033 819 DNA binding protein with possible chromatin-reorganizing activity involved in transcriptional activation, gene silencing, and DNA replication and repair negative regulation of transcription from RNA polymerase II promoter|global genome nucleotide-excision repair|chromatin remodeling|DNA-dependent DNA replication|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette DNA replication origin binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific DNA binding, bending nucleotide-excision repair factor 4 complex|nucleus YPL049C DIG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0205521713782766 0.233932477937651 820 MAP kinase-responsive inhibitor of the Ste12p transcription factor, involved in the regulation of mating-specific genes and the invasive growth pathway; related regulators Dig1p and Dig2p bind to Ste12p negative regulation of transcription from RNA polymerase II promoter by pheromones|Unknown DNA binding|transcription factor binding nucleus YDR378C LSM6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0205161366071714 0.235592817772061 821 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|maturation of SSU-rRNA RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex|cytoplasmic mRNA processing body YER091C-A_d YER091C-A hom 0.0204412263667311 0.236467262294488 822 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL253W HXK2 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0204196604756036 0.236962227792162 823 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 YGL167C PMR1 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.020376117875018 0.237963817302678 824 High affinity Ca2+/Mn2+ P-type ATPase required for Ca2+ and Mn2+ transport into Golgi; involved in Ca2+ dependent protein sorting and processing; mutations in human homolog ATP2C1 cause acantholytic skin condition Hailey-Hailey disease manganese ion transport|calcium ion transport|exocytosis manganese-transporting ATPase activity|calcium-transporting ATPase activity|calcium ion binding integral to membrane|Golgi membrane YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.0203645206267758 0.238231086415707 825 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 YPL221W FLC1 hom FT CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0203582852500266 0.23837487386306 826 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 YGL150C INO80 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0203533366794649 0.238489031202978 827 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 YBR283C SSH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0202888811806695 0.239979462698988 828 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 YBR089C-A NHP6B hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0202783415211438 0.240223798576 829 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to the chromosomes; functionally redundant with Nhp6Ap; homologous to mammalian HMGB1 and HMGB2; NHP6B has a paralog, NHP6A, that arose from the whole genome duplication RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling|transcription from RNA polymerase II promoter nucleosome binding|DNA binding, bending|sequence-specific DNA binding nucleus YPL152W RRD2 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION 0.0202602755833341 0.240643020061691 830 Peptidyl-prolyl cis/trans-isomerase; also activates the phosphotyrosyl phosphatase activity of protein phosphatase 2A (PP2A); regulates G1 phase progression, the osmoresponse, microtubule dynamics; subunit of the Tap42p-Pph21p-Rrd2p complex; protein abundance increases in response to DNA replication stress mitotic spindle organization in nucleus|response to osmotic stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity protein phosphatase type 2A complex YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0202553234057769 0.240758025629132 831 Protein that localizes to chromatin and has a role in regulation of histone gene expression; has a bromodomain-like region that interacts with the N-terminal tail of histone H3, and an ATPase domain; potentially phosphorylated by Cdc28p negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing|positive regulation of transcription from RNA polymerase II promoter chromatin binding|histone binding extrinsic to endoplasmic reticulum membrane|nucleus YKR035C_d OPI8 hom 0.0202462190477941 0.241320590130151 832 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 YLR174W IDP2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0201926584397002 0.242427403149441 833 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 YNR065C_p YNR065C hom 0.0201344366791489 0.243577414598569 834 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 YNL102W POL1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.020100714217901 0.244368028736778 835 Catalytic subunit of the DNA polymerase I alpha-primase complex, required for the initiation of DNA replication during mitotic DNA synthesis and premeiotic DNA synthesis RNA-dependent DNA replication|lagging strand elongation|DNA synthesis involved in DNA repair|DNA replication|DNA replication initiation|premeiotic DNA replication DNA-directed DNA polymerase activity mitochondrion|alpha DNA polymerase:primase complex|replication fork YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0200781175147069 0.247162931084642 836 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 YDR421W ARO80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0200576545797556 0.245380166000246 837 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 YOR019W YOR019W hom FT CELL CYCLE 0.0200283211465018 0.246071343233031 838 Protein of unknown function that may interact with ribosomes, based on co-purification experiments mitochondrion degradation molecular_function ribosome YMR183C SSO2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0200100010389908 0.246503707316443 839 Plasma membrane t-SNARE involved in fusion of secretory vesicles at the plasma membrane; syntaxin homolog that is functionally redundant with Sso1p Golgi to plasma membrane transport|ascospore-type prospore assembly|vesicle fusion phosphatidic acid binding|SNAP receptor activity endoplasmic reticulum|plasma membrane|prospore membrane|cytoplasm YMR186W HSC82 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.0199018341204552 0.24906734832299 840 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 YNL096C RPS7B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0198942103751288 0.249248737360478 841 Protein component of the small (40S) ribosomal subunit; interacts with Kti11p; deletion causes hypersensitivity to zymocin; homologous to mammalian ribosomal protein S7, no bacterial homolog; RPS7B has a paralog, RPS7A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit YDR322C-A TIM11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0198656876932086 0.250210823114233 842 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) YJR074W MOG1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0198513984484684 0.250339699565066 843 Conserved nuclear protein that interacts with GTP-Gsp1p, which is a Ran homolog of the Ras GTPase family, and stimulates nucleotide release, involved in nuclear protein import, nucleotide release is inhibited by Yrb1p protein import into nucleus Ran GTPase binding nucleus YDR033W MRH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0197698199135817 0.25222135889539 844 Protein that localizes primarily to the plasma membrane; also found at the nuclear envelope; the authentic, non-tagged protein is detected in mitochondria in a phosphorylated state; MRH1 has a paralog, YRO2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|integral to membrane|plasma membrane YOL132W GAS4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0197572949180146 0.252522038244024 845 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 YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0197178058133921 0.253471661579676 846 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 YBL013W FMT1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.019706499230258 0.253744016369171 847 Methionyl-tRNA formyltransferase, catalyzes the formylation of initiator Met-tRNA in mitochondria; potential Cdc28p substrate translational initiation|methionyl-tRNA aminoacylation methionyl-tRNA formyltransferase activity mitochondrion YOL036W_p YOL036W hom 0.0196861300344644 0.254235186562305 848 Protein of unknown function; potential Cdc28p substrate; YOL036W has a paralog, YIR016W, that arose from the whole genome duplication biological_process molecular_function cellular_component YBR257W POP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0196806502806162 0.254367434762364 849 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; binds to the RPR1 RNA subunit in RNase P 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 YGR273C_p YGR273C hom 0.0196521427771547 0.255056205735515 850 Putative protein of unknown function; expression downregulated by treatment with 8-methoxypsoralen plus UVA irradiation; YGR273C is not an essential gene biological_process molecular_function cellular_component YER106W MAM1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0196105776514934 0.256062783491062 851 Monopolin, kinetochore associated protein involved in chromosome attachment to meiotic spindle meiotic chromosome segregation|meiotic sister chromatid cohesion involved in meiosis I molecular_function condensed nuclear chromosome kinetochore|monopolin complex YCR101C_p YCR101C hom 0.0195618849467557 0.257316426889705 852 Putative protein of unknown function; localizes to the membrane fraction; YCR101C is not an essential gene biological_process molecular_function integral to membrane|membrane YDR442W_d YDR442W hom 0.0195546115916032 0.257635415044595 853 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL154W SRP102 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0195423990448381 0.257719823389043 854 Signal recognition particle (SRP) receptor beta subunit; involved in SRP-dependent protein targeting; anchors the alpha subunit, Srp101p to the ER membrane protein targeting to ER|SRP-dependent cotranslational protein targeting to membrane signal recognition particle binding|GTP binding|GTPase activity integral to endoplasmic reticulum membrane|signal recognition particle receptor complex YOR161C PNS1 hom FT PLASMA MEMBRANE 0.0195139049517596 0.258627632790684 855 Protein of unknown function; has similarity to Torpedo californica tCTL1p, which is postulated to be a choline transporter, neither null mutation nor overexpression affects choline transport biological_process choline transmembrane transporter activity|molecular_function integral to membrane|plasma membrane|integral to plasma membrane YGR066C_p YGR066C hom 0.0195084118626031 0.258548632257655 856 Putative protein of unknown function biological_process molecular_function cellular_component YGR152C RSR1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0194976755480816 0.258810830593312 857 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 YAR029W_p YAR029W hom 0.0194587175187547 0.259763795656195 858 Member of DUP240 gene family but contains no transmembrane domains; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YGL111W NSA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.01944024299275 0.260216554827289 859 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YDR259C YAP6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0194400275629498 0.260435137035795 860 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 YKL156W RPS27A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0194138757932231 0.260934787687233 861 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S27, no bacterial homolog; RPS27A has a paralog, RPS27B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation|ribosomal small subunit assembly|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|cytoplasm YGR098C ESP1 het FT CELL CYCLE|LIPID METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CYTOSKELETON 0.0194133777969305 0.260875919543599 862 Separase, a caspase-like cysteine protease; promotes sister chromatid separation by mediating dissociation of the cohesin Scc1p from chromatin; inhibits protein phosphatase 2A-Cdc55p to promote mitotic exit; inhibited by Pds1p; relative distribution to the nucleus increases upon DNA replication stress regulation of exit from mitosis|regulation of mitotic spindle elongation|negative regulation of protein phosphatase type 2A activity|apoptotic process|mitotic sister chromatid segregation cysteine-type endopeptidase activity mitochondrion|nucleus|cytoplasm|spindle YOL103W ITR2 hom FT PLASMA MEMBRANE 0.0193922796235613 0.261465672674016 863 Myo-inositol transporter with strong similarity to the major myo-inositol transporter Itr1p, member of the sugar transporter superfamily; expressed constitutively myo-inositol transport myo-inositol transmembrane transporter activity integral to membrane|plasma membrane|membrane YER178W PDA1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0193481145594036 0.26248251315418 864 E1 alpha subunit of the pyruvate dehydrogenase (PDH) complex, catalyzes the direct oxidative decarboxylation of pyruvate to acetyl-CoA; phosphorylated; regulated by glucose acetyl-CoA biosynthetic process from pyruvate pyruvate dehydrogenase (acetyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial pyruvate dehydrogenase complex YBR062C_p YBR062C hom 0.0193346522548849 0.26309961398435 865 Protein of unknown function that interacts with Msb2p; may play a role in activation of the filamentous growth pathway. biological_process molecular_function cellular_component YBL095W_p YBL095W hom FT MITOCHONDRION 0.0193331733679597 0.262851281190117 866 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YGL137W SEC27 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0192973912569921 0.263735883106551 867 Essential beta'-coat protein of the COPI coatomer, involved in ER-to-Golgi and Golgi-to-ER transport; contains WD40 domains that mediate cargo selective interactions; 45% sequence identity to mammalian beta'-COP retrograde vesicle-mediated transport, Golgi to ER|late endosome to vacuole transport via multivesicular body sorting pathway|ER to Golgi vesicle-mediated transport ubiquitin binding COPI vesicle coat YDR368W YPR1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0192841156337808 0.264064603273026 868 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 YOR320C GNT1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0192711801681663 0.264385172290341 869 N-acetylglucosaminyltransferase capable of modification of N-linked glycans in the Golgi apparatus protein N-linked glycosylation acetylglucosaminyltransferase activity Golgi medial cisterna YMR180C CTL1 hom FT RNA PROCESSING|NUCLEUS 0.0192507931875965 0.264890950293019 870 RNA 5'-triphosphatase, localizes to both the nucleus and cytoplasm biological_process polynucleotide 5'-phosphatase activity nucleus|cytoplasm YOR178C GAC1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0192490644438436 0.265147705346058 871 Regulatory subunit for Glc7p type-1 protein phosphatase (PP1), tethers Glc7p to Gsy2p glycogen synthase, binds Hsf1p heat shock transcription factor, required for induction of some HSF-regulated genes under heat shock meiosis|glycogen metabolic process|negative regulation of transcription from RNA polymerase II promoter|response to heat|mitotic cell cycle spindle assembly checkpoint protein phosphatase type 1 regulator activity|structural molecule activity|heat shock protein binding protein phosphatase type 1 complex YGL147C RPL9A hom FT TRANSLATION|RIBOSOME 0.0192393258311389 0.26517573515723 872 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 YOR261C RPN8 het FT PROTEOLYSIS 0.0192227959584358 0.265586615430785 873 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 YLR227C ADY4 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0192224018130201 0.265667696691012 874 Structural component of the meiotic outer plaque, which is a membrane-organizing center that assembles on the cytoplasmic face of the spindle pole body during meiosis II and triggers the formation of the prospore membrane sporulation resulting in formation of a cellular spore structural molecule activity spindle pole body YBR041W FAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0192156303164665 0.26576486668349 875 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 YGR110W CLD1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0191955052117136 0.266408564155916 876 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 YPL071C_p YPL071C hom FT NUCLEUS 0.019150223482678 0.267395721576304 877 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YLR274W MCM5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0191457717406313 0.267506970807571 878 Component of the hexameric MCM complex, which is important for priming origins of DNA replication in G1 and becomes an active ATP-dependent helicase that promotes DNA melting and elongation when activated by Cdc7p-Dbf4p in S-phase S phase of mitotic cell cycle|establishment of chromatin silencing|DNA replication initiation|regulation of DNA-dependent DNA replication initiation|negative regulation of chromatin silencing at telomere|pre-replicative complex assembly|double-strand break repair via break-induced replication|chromatin silencing at telomere DNA helicase activity|chromatin binding|DNA replication origin binding|single-stranded DNA binding replication fork protection complex|nuclear chromosome, telomeric region|DNA replication preinitiation complex|nucleus|pre-replicative complex|cytoplasm|MCM complex YLL020C_d YLL020C hom 0.0191356160847804 0.267760880119512 879 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 YNL152W INN1 het FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0191316889374944 0.267859110105073 880 Essential protein that associates with contractile actomyosin ring; required for ingression of the plasma membrane into the bud neck during cytokinesis; C2 domain, a membrane targeting module, is required for function; activates chitin synthase activity of Chs2p during cytokinesis cytokinesis after mitosis|chromosome organization|barrier septum assembly involved in cell cycle cytokinesis|cytokinesis phospholipid binding cellular bud neck contractile ring|cytoplasm YBL047C EDE1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0190962776587488 0.268745972623583 881 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 YAL042W ERV46 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0190764073218576 0.269244499695253 882 Protein localized to COPII-coated vesicles, forms a complex with Erv41p; involved in the membrane fusion stage of transport ER to Golgi vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YNL098C RAS2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.0190598499832547 0.26966039121035 883 GTP-binding protein that regulates the nitrogen starvation response, sporulation, and filamentous growth; farnesylation and palmitoylation required for activity and localization to plasma membrane; homolog of mammalian Ras proto-oncogenes pseudohyphal growth|ascospore formation|activation of adenylate cyclase activity|regulation of protein localization|replicative cell aging|positive regulation of transcription by galactose|Ras protein signal transduction GTP binding|GTPase activity plasma membrane YOR057W SGT1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|UBIQUITIN LIGASE COMPLEX 0.0190001297891184 0.271164117471349 884 Cochaperone protein; regulates activity of adenylyl cyclase Cyr1p; involved in kinetochore complex assembly; associates with the SCF (Skp1p/Cdc53p/F box protein) ubiquitin ligase complex; acts as a linker between Skp1p and HSP90 complexes; protein abundance increases in response to DNA replication stress regulation of cell cycle|kinetochore assembly|cAMP-mediated signaling|protein complex assembly|protein ubiquitination protein binding, bridging|chaperone binding ubiquitin ligase complex YML032C RAD52 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0189814422466057 0.271635838311954 885 Protein that stimulates strand exchange by facilitating Rad51p binding to single-stranded DNA; anneals complementary single-stranded DNA; involved in the repair of double-strand breaks in DNA during vegetative growth and meiosis postreplication repair|telomere maintenance via recombination|meiotic joint molecule formation|meiotic DNA recombinase assembly|DNA recombinase assembly|DNA strand renaturation|double-strand break repair via synthesis-dependent strand annealing|double-strand break repair via single-strand annealing|double-strand break repair via break-induced replication recombinase activity nuclear chromosome|nucleus YDR029W_d YDR029W hom 0.0189757271607847 0.273574415400711 886 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR022C-A_p YHR022C-A hom 0.0189694845743823 0.271937974747739 887 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YBR029C CDS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0189371558970881 0.272755979717353 888 Phosphatidate cytidylyltransferase (CDP-diglyceride synthetase); an enzyme that catalyzes that conversion of CTP + phosphate into diphosphate + CDP-diaclglyerol, a critical step in the synthesis of all major yeast phospholipids phosphatidylserine metabolic process|phosphatidylglycerol biosynthetic process phosphatidate cytidylyltransferase activity mitochondrion|integral to membrane|endoplasmic reticulum YNL022C_p YNL022C hom FT NUCLEUS 0.018880680303707 0.274189002036603 889 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 YKL011C CCE1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0188545084097557 0.274854832934134 890 Mitochondrial cruciform cutting endonuclease, cleaves Holliday junctions formed during recombination of mitochondrial DNA mitochondrial genome maintenance endodeoxyribonuclease activity mitochondrial inner membrane YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0188379624818338 0.275276341542915 891 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 YNL172W APC1 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|CYTOSKELETON|UBIQUITIN LIGASE COMPLEX 0.0188374934857507 0.275288295672795 892 Largest subunit of the Anaphase-Promoting Complex/Cyclosome; APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; localizes to nuclear foci that become diffuse upon DNA replication stress mitotic metaphase/anaphase transition|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|exit from mitosis|cyclin catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YGL222C EDC1 hom FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0188209298457363 0.275710709489232 893 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 YLR327C TMA10 hom FT NUCLEUS|MITOCHONDRION 0.0188003578984235 0.277816901678444 894 Protein of unknown function that associates with ribosomes; putative homolog of the F1F0-ATPase synthase regulator Stf2p; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|nucleus|cytoplasm YLR054C OSW2 hom FT CELL WALL ORG/BIOGENESIS 0.0187757390945969 0.276937065034219 895 Protein of unknown function proposed to be involved in the assembly of the spore wall ascospore wall assembly molecular_function integral to membrane|prospore membrane|cytoplasm YPR031W NTO1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0187719773134144 0.276961702770894 896 Subunit of the NuA3 histone acetyltransferase complex that acetylates histone H3; contains PHD finger domain that interacts with methylated histone H3 histone acetylation histone acetyltransferase activity|methylated histone residue binding nucleus|NuA3 histone acetyltransferase complex|cytoplasm YER081W SER3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0187642228796228 0.277446924538676 897 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 YPR057W BRR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0187077448581828 0.278609034679979 898 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 YLR305C STT4 het FT LIPID METABOLISM|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0186751124652398 0.279448485967534 899 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 YJL066C MPM1 hom FT MITOCHONDRION 0.018662993540317 0.279760676232263 900 Mitochondrial intermembrane space protein of unknown function biological_process molecular_function mitochondrion|extrinsic to membrane YGR100W MDR1 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0186307091127529 0.280593497100856 901 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 YEL023C_p YEL023C hom 0.0185801346452689 0.282116863980257 902 Putative protein of unknown function; expression is increased greatly during sporulation; YEL023C is not an essential gene biological_process molecular_function cellular_component YOR243C PUS7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0185645753087015 0.282376528640995 903 Pseudouridine synthase, catalyzes pseudouridylation at positions 35 and 56 in U2 snRNA, position 50 in 5S rRNA, position 13 in cytoplasmic tRNAs, and position 35 in pre-tRNA(Tyr); conserved in archaea, vertebrates, and some bacteria snRNA pseudouridine synthesis|tRNA pseudouridine synthesis|enzyme-directed rRNA pseudouridine synthesis pseudouridine synthase activity nucleus YPL141C FRK1 hom FT PROTEIN PHOSPHORYLATION 0.0185569344332739 0.282718318733115 904 Protein kinase of unknown cellular role; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; interacts with rRNA transcription and ribosome biogenesis factors and the long chain fatty acyl-CoA synthetase Faa3p; FRK1 has a paralog, KIN4, that arose from the whole genome duplication protein phosphorylation protein kinase activity cytoplasm YDL154W MSH5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0185250072560751 0.283331987605585 905 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 YLR310C CDC25 het FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEUS|PLASMA MEMBRANE 0.0185211081775223 0.283720667523248 906 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 YEL018W EAF5 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0185077944114098 0.283995117935331 907 Esa1p-associated factor, non-essential subunit of the NuA4 acetyltransferase complex DNA repair molecular_function nucleus|NuA4 histone acetyltransferase complex YDR245W MNN10 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0184589058643371 0.285269249410391 908 Subunit of a Golgi mannosyltransferase complex also containing Anp1p, Mnn9p, Mnn11p, and Hoc1p that mediates elongation of the polysaccharide mannan backbone; membrane protein of the mannosyltransferase family N-glycan processing|cell wall mannoprotein biosynthetic process|substituted mannan metabolic process|barrier septum assembly alpha-1,6-mannosyltransferase activity alpha-1,6-mannosyltransferase complex YJL002C OST1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0184515946704109 0.285244552306744 909 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 YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0184416958212823 0.285503105873385 910 Component of the mitochondrial alpha-ketoglutarate dehydrogenase complex, which catalyzes a key step in the tricarboxylic acid (TCA) cycle, the oxidative decarboxylation of alpha-ketoglutarate to form succinyl-CoA tricarboxylic acid cycle|2-oxoglutarate metabolic process oxoglutarate dehydrogenase (succinyl-transferring) activity mitochondrial nucleoid|mitochondrion|mitochondrial matrix|mitochondrial oxoglutarate dehydrogenase complex YJL005W CYR1 het FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0184290778611746 0.285832910937579 911 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 YIL128W MET18 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0184161449650639 0.286386845165016 912 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 YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0183996948339285 0.286601914200789 913 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 YHR196W UTP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0183799536074035 0.287119358956244 914 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|nucleus|90S preribosome YLR283W_p YLR283W hom FT MITOCHONDRION 0.0183775412665611 0.287542233026245 915 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 YEL071W DLD3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0183474688960277 0.28797219920322 916 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 YBR004C GPI18 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0183341868386804 0.288321392249522 917 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 YBL089W AVT5 hom 0.0183336690917613 0.288335009894595 918 Putative transporter; member of a family of seven S. cerevisiae genes (AVT1-7) related to vesicular GABA-glycine transporters; AVT5 has a paralog, AVT6, that arose from the whole genome duplication transport transporter activity integral to membrane YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0183152702501664 0.288891118544973 919 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 YIR007W_p YIR007W hom FT CARBOHYDRATE METABOLISM 0.0182981993841202 0.289268956995983 920 Putative glycosidase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YIR007W is a non-essential gene biological_process molecular_function cytoplasm YGR065C VHT1 het FT PLASMA MEMBRANE 0.0182486548198097 0.290864798869551 921 High-affinity plasma membrane H+-biotin (vitamin H) symporter; mutation results in fatty acid auxotrophy; 12 transmembrane domain containing major facilitator subfamily member; mRNA levels negatively regulated by iron deprivation and biotin biotin transport biotin transporter activity integral to membrane|plasma membrane YBR120C CBP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0182053644969535 0.291723010551088 922 Mitochondrial protein required for translation of the COB mRNA; forms a complex with Cbp3p that binds to mt ribosomes near the polypeptide tunnel exit and promotes efficient translation of the COB mRNA; Cbp3p-Cbp6p complex also interacts with newly synthesized cytochrome b (Cobp) and Cbp4p to promote assembly of Cobp into the cytochrome bc1 complex positive regulation of mitochondrial translation|mitochondrial respiratory chain complex III assembly ribosome binding mitochondrion|mitochondrial ribosome YJR054W KCH1 hom 0.0181437633657476 0.293359109270974 923 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 YJR010C-A SPC1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0181434558174 0.293367293028331 924 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 YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0181305581105344 0.293926667970334 925 Receptor protein involved in selective autophagy during starvation; specifically involved in the transport of cargo protein alpha-mannosidase (Ams1p); Atg19p paralog protein complex assembly|protein complex localization protein binding, bridging CVT complex YOR119C RIO1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0181156727178165 0.294107223647757 926 Essential serine kinase involved in cell cycle progression and processing of the 20S pre-rRNA into mature 18S rRNA regulation of exit from mitosis|S phase of mitotic cell cycle|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) protein kinase activity nucleus|cytoplasm YCL016C DCC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|CHROMOSOME 0.0180955430614845 0.294644105486605 927 Subunit of a complex with Ctf8p and Ctf18p that shares some components with Replication Factor C, required for sister chromatid cohesion and telomere length maintenance maintenance of DNA trinucleotide repeats|response to DNA damage stimulus|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0180663307438431 0.295424399726373 928 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 YAL016C-B_d YAL016C-B hom 0.0180571902805991 0.295668835764295 929 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL091W GLR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.017988656555652 0.297505889197104 930 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 YOR264W DSE3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH 0.0179689719699663 0.298034943139526 931 Daughter cell-specific protein, may help establish daughter fate; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular bud neck YPR012W_d YPR012W hom 0.0178767391632939 0.30066638347071 932 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 YLR280C_d YLR280C hom 0.0178667514191908 0.300792376622431 933 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL006W-A_p YGL006W-A hom 0.0178236984876481 0.301958812686499 934 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YLR322W_d VPS65 hom 0.0178034187527599 0.304100565082376 935 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 75% of ORF overlaps the verified gene SFH1; deletion causes a vacuolar protein sorting defect and blocks anaerobic growth Unknown Unknown Unknown YJR137C MET5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.017794190038268 0.303120740655045 936 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 YPL180W TCO89 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0177905296304801 0.302859508258209 937 Subunit of TORC1 (Tor1p or Tor2p-Kog1p-Lst8p-Tco89p), a complex that regulates growth in response to nutrient availability; cooperates with Ssd1p in the maintenance of cellular integrity; deletion strains are hypersensitive to rapamycin TOR signaling cascade|fungal-type cell wall organization|response to salt stress|regulation of cell growth|glycerol metabolic process molecular_function TORC1 complex|fungal-type vacuole membrane|extrinsic to internal side of plasma membrane|extrinsic to vacuolar membrane YLR047C FRE8 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0177890083669842 0.302900860733918 938 Protein with sequence similarity to iron/copper reductases, involved in iron homeostasis; deletion mutant has iron deficiency/accumulation growth defects; expression increased in the absence of copper-responsive transcription factor Mac1p cellular metal ion homeostasis oxidoreductase activity, oxidizing metal ions integral to membrane|membrane YPR027C_p YPR027C hom 0.0177568677934436 0.303775414487742 939 Putative protein of unknown function biological_process molecular_function cellular_component YER033C ZRG8 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0177443480852512 0.304116532503872 940 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 YLR082C SRL2 hom FT NUCLEUS 0.0176972436857266 0.305402239135348 941 Protein of unknown function; overexpression suppresses the lethality caused by a rad53 null mutation nucleobase-containing compound metabolic process molecular_function nucleus|cytoplasm YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0176741201858372 0.306034708071952 942 Putative mitochondrial transport protein; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; the authentic, non-tagged protein is detected in purified mitochondria transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR497C ITR1 hom FT PLASMA MEMBRANE 0.0176627372426793 0.306346370408396 943 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 YIL069C RPS24B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0176601704047186 0.306488807435954 944 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24B has a paralog, RPS24A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.0176481560658891 0.306818037468388 945 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YLR060W FRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.01762292882218 0.307437968524076 946 Beta subunit of cytoplasmic phenylalanyl-tRNA synthetase, forms a tetramer with Frs2p to generate active enzyme; able to hydrolyze mis-aminoacylated tRNA-Phe, which could contribute to translational quality control phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity phenylalanine-tRNA ligase complex|cytoplasm YLR269C_d YLR269C hom 0.0175770616459718 0.30869889299161 947 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR196W_p YMR196W hom FT CARBOHYDRATE METABOLISM 0.0175519720673568 0.309390069228109 948 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YMR196W is not an essential gene biological_process molecular_function cytoplasm YJR010W MET3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0175332031712365 0.309907788946344 949 ATP sulfurylase, catalyzes the primary step of intracellular sulfate activation, essential for assimilatory reduction of sulfate to sulfide, involved in methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process sulfate adenylyltransferase (ATP) activity mitochondrion|cytoplasm YDR538W PAD1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0175145503279027 0.310422873756639 950 Phenylacrylic acid decarboxylase, confers resistance to cinnamic acid, decarboxylates aromatic carboxylic acids to the corresponding vinyl derivatives; also has mRNA binding activity; homolog of E. coli UbiX cinnamic acid catabolic process|aromatic compound catabolic process mRNA binding|carboxy-lyase activity mitochondrion YLR050C_p YLR050C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0175121086078293 0.310490341881652 951 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 YMR170C ALD2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0174969393778215 0.310909705560354 952 Cytoplasmic aldehyde dehydrogenase, involved in ethanol oxidation and beta-alanine biosynthesis; uses NAD+ as the preferred coenzyme; expression is stress induced and glucose repressed; very similar to Ald3p cellular aldehyde metabolic process|beta-alanine biosynthetic process|polyamine catabolic process aldehyde dehydrogenase (NAD) activity cytoplasm YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0174645737286514 0.311805724156757 953 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 YGL241W KAP114 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0174588283519643 0.311964958232012 954 Karyopherin, responsible for nuclear import of specific proteins; cargoes include Spt15p, Sua7p, histones H2A and H2B, and Nap1p; amino terminus shows similarity to those of other importins, particularly Cse1p; localization is primarily nuclear; function is regulated by sumoylation; protein abundance increases in response to DNA replication stress protein import into nucleus|transcription factor import into nucleus protein transporter activity integral to membrane|nucleus|cytoplasm YGL160W AIM14 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.017393700799574 0.313845886007381 955 NADPH oxidase localized to the perinuclear ER; produces superoxide from NADPH; overexpression causes MCA1 dependent apoptosis; likely involved in superoxide-mediated regulation of the actin cytoskeleton; member of a conserved superfamily of NADPH oxidases (NOX enzymes); has similarity to iron/copper reductases (FRE1-8), particularly Fre8p biological_process oxidoreductase activity, oxidizing metal ions integral to membrane|ribosome YBR284W_p YBR284W hom FT NUCLEOTIDE METABOLISM 0.0173505652105701 0.314975504167064 956 Putative metallo-dependent hydrolase superfamily protein; similar to AMP deaminases but lacks key catalytic residues and does not rescue purine nucleotide metabolic defect of quadruple aah1 ade8 amd1 his1 mutant; null mutant exhibits longer telomeres, altered Ty mobility, decreased resistance to rapamycin and wortmannin; induced in response to hydrostatic pressure; not an essential gene; YBR284W has a paralog, YJL070C, that arose from the whole genome duplication biological_process AMP deaminase activity|molecular_function cellular_component YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0173315530913473 0.315867188915373 957 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 YMR161W HLJ1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0173254140206538 0.315677622944242 958 Co-chaperone for Hsp40p, anchored in the ER membrane; with its homolog Ydj1p promotes ER-associated protein degradation (ERAD) of integral membrane substrates; similar to E. coli DnaJ ER-associated protein catabolic process ATPase activator activity endoplasmic reticulum|endoplasmic reticulum membrane YGL001C ERG26 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0172372552000799 0.318146763876078 959 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 YOR233W KIN4 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0172232389465982 0.318901530928612 960 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 YBR180W DTR1 hom FT CELL WALL ORG/BIOGENESIS 0.0171369604314769 0.320971143839536 961 Putative dityrosine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; required for spore wall synthesis; expressed during sporulation ascospore wall assembly|amine transport|transmembrane transport amine transmembrane transporter activity integral to membrane|prospore membrane YGR233C PHO81 hom FT LIPID METABOLISM|NUCLEUS 0.0171301640786931 0.321163125078534 962 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 YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0171223824263162 0.321383030796045 963 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 YOL025W LAG2 hom FT MITOCHONDRION 0.017109735419478 0.321740638698421 964 Protein that negatively regulates the SCF E3-ubiquitin ligase by interacting with and preventing neddyation of the cullin subunit, Cdc53p; longevity determinant that is preferentially expressed in young cells; similar to mammalian Cand1 replicative cell aging|negative regulation of ubiquitin-protein ligase activity molecular_function mitochondrion YHR048W_p YHK8 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0170915043687084 0.322256598282764 965 Presumed antiporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; expression of gene is up-regulated in cells exhibiting reduced susceptibility to azoles drug transport molecular_function integral to membrane YBR061C TRM7 hom FT RNA PROCESSING|TRANSLATION 0.0170887287852863 0.322407355377132 966 2'-O-ribose methyltransferase; methylates the 2'-O-ribose of tRNA-Phe, tRNA-Trp, and tRNA-Leu at positions C32 and N34 of the tRNA anticodon loop; crucial biological role likely modification of tRNA-Phe; interacts with Trm732p and Rtt10p in 2'-O-methylation of C32 and N34 substrate tRNAs, respectively cytoplasmic translation|tRNA methylation tRNA methyltransferase activity cytoplasm YDR030C RAD28 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0170706161196226 0.322848422604451 967 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 YGR154C GTO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0170580842627577 0.323203826042679 968 Omega-class glutathione transferase; induced under oxidative stress; putative peroxisomal localization glutathione metabolic process glutathione transferase activity peroxisome YHR167W THP2 hom FT TRANSCRIPTION FROM RNA POL II|RNA LOCALIZATION|NUCLEUS 0.017054951278455 0.323292717289817 969 Subunit of the THO complex, which connects transcription elongation and mitotic recombination, and of the TREX complex, which is recruited to activated genes and couples transcription to mRNA export; involved in telomere maintenance mRNA export from nucleus|transcription elongation from RNA polymerase II promoter|DNA recombination nucleic acid binding THO complex part of transcription export complex|nucleoplasmic THO complex YCL069W VBA3 hom 0.0170199954938395 0.324357738167035 970 Permease of basic amino acids in the vacuolar membrane basic amino acid transport|transmembrane transport basic amino acid transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YKL026C GPX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0170145533548736 0.324440342478704 971 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 YDL223C HBT1 hom 0.0169997755805387 0.325510905974848 972 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 YBR072W HSP26 hom FT NUCLEUS 0.016984646668585 0.325291638099712 973 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 YOR369C RPS12 hom FT TRANSLATION|RIBOSOME 0.0169825723979292 0.325711675739647 974 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S12, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0169723388755821 0.325642401653784 975 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 YLL043W FPS1 hom FT ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0169505952148477 0.326262681496099 976 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 YIL046W-A_p YIL046W-A hom 0.0168692222827689 0.32859080731876 977 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGL070C RPB9 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.0168553996136065 0.329637220502423 978 RNA polymerase II subunit B12.6; contacts DNA; mutations affect transcription start site selection and fidelity of transcription transcription initiation from RNA polymerase II promoter|maintenance of transcriptional fidelity during DNA-dependent transcription elongation from RNA polymerase II promoter|transcription-coupled nucleotide-excision repair|response to DNA damage stimulus|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity DNA-directed RNA polymerase II, core complex YMR074C YMR074C hom FT NUCLEUS 0.0168434004578594 0.329331829322728 979 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 YGR004W PEX31 hom FT PEROXISOME ORGANIZATION 0.0167918564236066 0.33081424834654 980 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 YPR199C ARR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0167179533757685 0.332947234808191 981 Transcriptional activator of the basic leucine zipper (bZIP) family, required for transcription of genes involved in resistance to arsenic compounds positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YDR310C SUM1 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0167108355692269 0.333153136124063 982 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 YIL063C YRB2 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0167068705781236 0.333267869562336 983 Protein of unknown function involved in nuclear processes of the Ran-GTPase cycle; involved in nuclear protein export; contains Ran Binding Domain and FxFG repeats; interacts with Srm1p, GTP-Gsp1p, Rna1p and Crm1p; is not essential protein export from nucleus|regulation of chromatin silencing at telomere|ribosomal small subunit export from nucleus molecular_function integral to membrane|nucleus|nuclear pore YER067C-A_d YER067C-A hom 0.016626290469153 0.335605107016606 984 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 YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0166234509471364 0.335687659710721 985 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 YKL174C TPO5 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0165810326171392 0.336922432375488 986 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 YCR100C_p YCR100C hom 0.0165674267684334 0.337319108186702 987 Putative protein of unknown function biological_process molecular_function integral to membrane YPR014C_d YPR014C hom 0.0165559602688967 0.337653644588131 988 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPR014C is not an essential gene Unknown Unknown Unknown YPL251W_d YPL251W het 0.0164928493079128 0.339498726081688 989 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; partially overlaps 5' end of the verified, essential gene YAH1/YPL252C Unknown Unknown Unknown YAL003W EFB1 het FT TRANSLATION|RIBOSOME 0.016482667624209 0.339869011011327 990 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 YKL091C YKL091C hom FT NUCLEUS 0.0164543528383628 0.340627357762026 991 Putative homolog of Sec14p, which is a phosphatidylinositol/phosphatidylcholine transfer protein involved in lipid metabolism; localizes to the nucleus; contains a CRAL/TRIO domain and binds several lipids in a large-scale study biological_process phosphatidylcholine binding|phosphatidylinositol transporter activity|phosphatidylinositol binding|phosphatidylcholine transporter activity nucleus YKR070W_p YKR070W hom FT MITOCHONDRION 0.0164476386673756 0.341040509377588 992 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 YLR264W RPS28B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0164335922739224 0.341237007774377 993 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S28, no bacterial homolog; RPS28B has a paralog, RPS28A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YDR526C_d YDR526C het FF 0.0163883629562835 0.342783603582555 994 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL096W-A CWP2 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0163880485949698 0.342576877431642 995 Covalently linked cell wall mannoprotein, major constituent of the cell wall; plays a role in stabilizing the cell wall; involved in low pH resistance; precursor is GPI-anchored fungal-type cell wall organization|regulation of pH structural constituent of cell wall fungal-type cell wall YOR099W KTR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0163648228637177 0.343261458151119 996 Alpha-1,2-mannosyltransferase; involved in O- and N-linked protein glycosylation; type II membrane protein; member of the KRE2/MNT1 mannosyltransferase family; relocalizes from vacuole to cytoplasm upon DNA replication stress N-glycan processing|cell wall mannoprotein biosynthetic process|protein O-linked glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YLR348C DIC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0163619443611461 0.343778448146396 997 Mitochondrial dicarboxylate carrier, integral membrane protein, catalyzes a dicarboxylate-phosphate exchange across the inner mitochondrial membrane, transports cytoplasmic dicarboxylates into the mitochondrial matrix dicarboxylic acid transport dicarboxylic acid transmembrane transporter activity mitochondrial envelope|mitochondrion|integral to membrane YJL178C ATG27 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0163560717206531 0.343879631953724 998 Type I membrane protein involved in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; may be involved in membrane delivery to the phagophore assembly site vesicle organization|peroxisome degradation|protein localization to pre-autophagosomal structure|CVT pathway|autophagic vacuole assembly phosphatidylinositol-3-phosphate binding trans-Golgi network|mitochondrion|pre-autophagosomal structure|membrane YML099C ARG81 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0163530644917724 0.343968369887136 999 Zinc-finger transcription factor of the Zn(2)-Cys(6) binuclear cluster domain type, involved in the regulation of arginine-responsive genes; acts with Arg80p and Arg82p arginine metabolic process|negative regulation of calcium ion-dependent exocytosis transcription cofactor activity nucleus YGR121C MEP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0163413330746051 0.343954709921738 1000 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 YPL021W ECM23 hom FT CELL WALL ORG/BIOGENESIS 0.0163301421489956 0.344357249241983 1001 Non-essential protein of unconfirmed function; affects pre-rRNA processing, may act as a negative regulator of the transcription of genes involved in pseudohyphal growth; homologous to Srd1p pseudohyphal growth sequence-specific DNA binding cellular_component YDR123C INO2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0162721519197614 0.346001632638595 1002 Component of the heteromeric Ino2p/Ino4p basic helix-loop-helix transcription activator that binds inositol/choline-responsive elements (ICREs), required for derepression of phospholipid biosynthetic genes in response to inositol depletion phospholipid biosynthetic process|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 YLR453C RIF2 hom FT NUCLEUS|CHROMOSOME 0.0162551241922376 0.34657854624586 1003 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif1p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance via telomerase telomeric DNA binding nuclear telomere cap complex YER002W NOP16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0162444148114768 0.346896395406569 1004 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YGL205W POX1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0161826531030209 0.348948813889749 1005 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 YJR087W_d YJR087W hom 0.0161222531472071 0.350463368547646 1006 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified genes STE18 and ECM2 Unknown Unknown Unknown YDR246W TRS23 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0161134476198865 0.350726594241037 1007 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in endoplasmic reticulum (ER) to Golgi membrane traffic; human homolog is TRAPPC4 chromosome organization|ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YNL259C ATX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS 0.0161070739013345 0.351132759726247 1008 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 YLR204W QRI5 hom FF|FT RNA PROCESSING|MITOCHONDRION 0.0161038856725135 0.351012573632028 1009 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 YPL196W OXR1 hom FT RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0161010841597283 0.351096389446655 1010 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 YJL065C DLS1 hom FT GENE SILENCING|NUCLEUS 0.0160932875711104 0.351617131134996 1011 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 YNL075W IMP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0160884380351065 0.351474894670162 1012 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 YKL071W_p YKL071W hom FT OXIDATION-REDUCTION PROCESS 0.0160862798903012 0.351539514891283 1013 Putative protein of unknown function; expression induced in cells treated with the mycotoxin patulin, and also the quinone methide triterpene celastrol; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function integral to membrane|cytoplasm YGR031W IMO32 hom FT MITOCHONDRION 0.0160801118232532 0.351724243625174 1014 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 YNL247W YNL247W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0160722486112866 0.351959829699663 1015 Cysteinyl-tRNA synthetase; may interact with ribosomes, based on co-purification experiments cysteinyl-tRNA aminoacylation cysteine-tRNA ligase activity ribosome|cytoplasm YNL316C PHA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0160545099637798 0.35249165583066 1016 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 YMR105C PGM2 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0160434180391948 0.35318363346124 1017 Phosphoglucomutase; catalyzes the conversion from glucose-1-phosphate to glucose-6-phosphate, which is a key step in hexose metabolism; functions as the acceptor for a Glc-phosphotransferase; protein abundance increases in response to DNA replication stress glucose 6-phosphate metabolic process|cellular calcium ion homeostasis|galactose catabolic process|cellular cation homeostasis|glucose 1-phosphate metabolic process|trehalose biosynthetic process|UDP-glucose metabolic process|glycogen biosynthetic process phosphoglucomutase activity cytoplasm YLL044W_d YLL044W hom 0.0160409089015727 0.352899776266375 1018 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 YDR160W SSY1 het FT PLASMA MEMBRANE 0.016030656435247 0.353207614432062 1019 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 YPR127W YPR127W hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0160273722411437 0.3533062607631 1020 Putative pyridoxine 4-dehydrogenase; differentially expressed during alcoholic fermentation; expression activated by transcription factor YRM1/YOR172W; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YIL099W SGA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0160059543523616 0.353950010317563 1021 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 YBR160W CDC28 het FT CELL CYCLE|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0159643217139139 0.35520346525264 1022 Catalytic subunit of the main cell cycle cyclin-dependent kinase (CDK); alternately associates with G1 cyclins (CLNs) and G2/M cyclins (CLBs) which direct the CDK to specific substrates; involved in modulating membrane trafficking dynamics; protein abundance increases in response to DNA replication stress regulation of budding cell apical bud growth|negative regulation of meiotic cell cycle|positive regulation of triglyceride catabolic process|protein phosphorylation|regulation of filamentous growth|negative regulation of transcription, DNA-dependent|positive regulation of meiotic cell cycle|positive regulation of transcription, DNA-dependent|regulation of double-strand break repair via homologous recombination|vesicle-mediated transport|positive regulation of DNA replication involved in S phase|positive regulation of mitotic cell cycle|positive regulation of spindle pole body separation|chromatin remodeling|negative regulation of mitotic cell cycle histone binding|protein kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|ribosome|endoplasmic reticulum|nucleus|spindle pole body|cellular bud neck|astral microtubule|cytoplasm YPR086W SUA7 het FT TRANSCRIPTION FROM RNA POL II|TRANSLATION|NUCLEUS 0.0159481063665809 0.356051290929048 1023 Transcription factor TFIIB, a general transcription factor required for transcription initiation and start site selection by RNA polymerase II transcriptional start site selection at RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|Unknown TBP-class protein binding|RNA polymerase II core binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly|core RNA polymerase II recruiting transcription factor activity nucleus YNL256W FOL1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0159462621156664 0.355748064388332 1024 Multifunctional enzyme of the folic acid biosynthesis pathway, has dihydropteroate synthetase, dihydro-6-hydroxymethylpterin pyrophosphokinase, and dihydroneopterin aldolase activities tetrahydrofolate biosynthetic process dihydroneopterin aldolase activity|2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity|dihydropteroate synthase activity mitochondrial envelope|mitochondrion|cytoplasm YMR294W JNM1 hom FF|FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0159424214848258 0.355863948993778 1025 Component of the yeast dynactin complex, consisting of Nip100p, Jnm1p, and Arp1p; required for proper nuclear migration and spindle partitioning during mitotic anaphase B nuclear migration|establishment of mitotic spindle orientation structural constituent of cytoskeleton dynactin complex|cell cortex|spindle pole body|astral microtubule YGL179C TOS3 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0159297747786582 0.356245710338582 1026 Protein kinase, related to and functionally redundant with Elm1p and Sak1p for the phosphorylation and activation of Snf1p; functionally orthologous to LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YHR115C DMA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0159156143793727 0.356673471076733 1027 Ubiquitin-protein ligase (E3); controls septin dynamics and the spindle position checkpoint (SPOC) along with functionally redundant ligase Dma2p by regulating the recruitment of Elm1p to the bud neck; regulates levels of the translation initiation factor eIF2 subunit Gcd11p, as well as abundance, localization, and ubiquitination of Cdk inhibitory kinase Swe1p; ubiquitinates cyclin Pcl1p; ortholog of human RNF8 protein, similar to human Chfr; contains FHA and RING finger establishment of mitotic spindle orientation|protein autoubiquitination|septin ring assembly|mitotic cell cycle spindle assembly checkpoint ubiquitin-protein ligase activity cytoplasm YMR009W ADI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.015915323136144 0.356682272415868 1028 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 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 0.015886869233201 0.357542805732492 1029 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 YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0158739738809045 0.357933230579574 1030 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 YNL227C JJJ1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0158646871891671 0.358214564206671 1031 Co-chaperone that stimulates the ATPase activity of Ssa1p, required for a late step of ribosome biogenesis; associated with the cytosolic large ribosomal subunit; contains a J-domain; mutation causes defects in fluid-phase endocytosis ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|endocytosis|regulation of cell size|rRNA processing ATPase activator activity cytosol|mitochondrion|cytosolic large ribosomal subunit|nucleolus|cytoplasm YHL031C GOS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0158559365103126 0.358479786913468 1032 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 YEL042W GDA1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0158531637440678 0.358563851921046 1033 Guanosine diphosphatase located in the Golgi, involved in the transport of GDP-mannose into the Golgi lumen by converting GDP to GMP after mannose is transferred its substrate protein glycosylation guanosine-diphosphatase activity|uridine-diphosphatase activity Golgi apparatus YJR111C_p YJR111C hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0158525442413949 0.35858263575921 1034 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondria biological_process molecular_function mitochondrion YDL115C IWR1 hom FT PROTEIN LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0158432250350787 0.358865276506071 1035 RNA polymerase II transport factor, conserved from yeast to humans; also has a role in transporting RNA polymerase III into the nucleus; interacts with most of the RNAP II subunits; nucleo-cytoplasmic shuttling protein; deletion causes hypersensitivity to K1 killer toxin; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress cellular protein complex localization|nucleocytoplasmic transport protein binding nucleus|DNA-directed RNA polymerase II, holoenzyme|cytoplasm YPR174C YPR174C hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0158232558836123 0.359471388995018 1036 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 YBR292C_d YBR292C hom 0.015817001562741 0.359661355026781 1037 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 YDL118W_d YDL118W hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0157099509816591 0.362922629966097 1038 Dubious open reading frame, unlikely to encode a protein; overlaps almost completely with YDL119C; mutations that would affect both YDL118W and YDL119C confer defective telomere maintenance and are synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YJR005W APL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0157084320398001 0.362969036969703 1039 Beta-adaptin, large subunit of the clathrin associated protein complex (AP-2); involved in vesicle mediated transport; similar to mammalian beta-chain of the clathrin associated protein complex vesicle-mediated transport molecular_function AP-2 adaptor complex YML015C TAF11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0156852972907226 0.363747854732251 1040 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 YGL118C_d YGL118C hom 0.0156827774651373 0.363753401314146 1041 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL092W SSU1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0156722761307058 0.364504254077653 1042 Plasma membrane sulfite pump involved in sulfite metabolism and required for efficient sulfite efflux; major facilitator superfamily protein sulfite transport sulfite transmembrane transporter activity integral to membrane|plasma membrane YMR002W MIC17 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0156606942985741 0.364429421202042 1043 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 YLR106C MDN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.0156213638709717 0.365635364303598 1044 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 YHR118C ORC6 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0156055412681719 0.366121215853991 1045 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 YGL215W CLG1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS 0.0155583179410192 0.367645091803772 1046 Cyclin-like protein that interacts with Pho85p; has sequence similarity to G1 cyclins PCL1 and PCL2 positive regulation of macroautophagy cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YML106W URA5 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.015540658293047 0.368117730995901 1047 Major orotate phosphoribosyltransferase (OPRTase) isozyme; catalyzes the fifth enzymatic step in de novo biosynthesis of pyrimidines, converting orotate into orotidine-5'-phosphate; URA5 has a paralog, URA10, that arose from the whole genome duplication 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine ribonucleoside biosynthetic process orotate phosphoribosyltransferase activity nucleus|cytoplasm YER055C HIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0155327865633828 0.368360412123337 1048 ATP phosphoribosyltransferase, a hexameric enzyme, catalyzes the first step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process ATP phosphoribosyltransferase activity cellular_component YGL210W YPT32 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0155300288022957 0.368659747844803 1049 Rab family GTPase involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; protein abundance increases in response to DNA replication stress; YPT32 has a paralog, YPT31, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity endosome|mitochondrial outer membrane|Golgi apparatus YOR307C SLY41 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM 0.0155297785011544 0.368738935542779 1050 Protein involved in ER-to-Golgi transport ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.015525229388034 0.368593489335045 1051 Component of the septin ring, required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells; N-terminus interacts with phosphatidylinositol-4,5-bisphosphate; protein abundance increases under DNA damage stress sporulation|maintenance of cell polarity|exit from mitosis|cell cycle cytokinesis|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding spindle microtubule|ascospore-type prospore|septin complex|prospore membrane|mating projection base|meiotic spindle|septin filament array|cellular bud neck septin ring|mating projection tip YOL024W_p YOL024W hom 0.0155012974039358 0.369332200815207 1052 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 YLR083C EMP70 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0154744825919926 0.370160989066299 1053 Protein with a role in cellular adhesion, filamentous growth, and endosome-to-vacuole sorting; similar to Tmn2p and Tmn3p; member of Transmembrane Nine family of proteins with 9 transmembrane segments cellular copper ion homeostasis|vacuolar transport|pseudohyphal growth|endosomal transport|invasive growth in response to glucose limitation molecular_function endosome|fungal-type vacuole membrane|integral to membrane YDR021W FAL1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0154717444131851 0.370245685226969 1054 Nucleolar protein required for maturation of 18S rRNA, member of the eIF4A subfamily of DEAD-box ATP-dependent RNA helicases maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus|FAl1-SGD1 complex YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0154603064666559 0.371170936438247 1055 Conserved ubiquitin-like modifier involved in autophagy and the Cvt pathway; conjugated to Atg5p to form a complex involved in Atg8p lipidation; Atg12p-Atg5p also forms a complex with Atg16p that is required for autophagosome formation C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|CVT pathway|autophagic vacuole assembly Atg8 ligase activity|protein tag Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YPR168W NUT2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0154547943493002 0.370770244993157 1056 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; required for transcriptional activation and has a role in basal transcription; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter molecular_function core mediator complex YPR149W NCE102 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0154155014303853 0.371988029725891 1057 Protein of unknown function; contains transmembrane domains; involved in secretion of proteins that lack classical secretory signal sequences; component of the detergent-insoluble glycolipid-enriched complexes (DIGs) eisosome assembly|protein secretion|negative regulation of protein phosphorylation|plasma membrane organization|establishment of protein localization to plasma membrane molecular_function mitochondrion|integral to membrane|membrane raft|endoplasmic reticulum|cellular bud membrane|plasma membrane|mating projection membrane|cytoplasm YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0153978774015286 0.372535046270493 1058 RNA polymerase subunit ABC23, common to RNA polymerases I, II, and III; part of central core; similar to bacterial omega subunit tRNA transcription from RNA polymerase III promoter|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YDR316W OMS1 hom FT MITOCHONDRION 0.0153844352830817 0.37302387671439 1059 Protein integral to the mitochondrial membrane; has a conserved methyltransferase motif; multicopy suppressor of respiratory defects caused by OXA1 mutations biological_process S-adenosylmethionine-dependent methyltransferase activity mitochondrial envelope|mitochondrion YOL105C WSC3 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0153721115257969 0.373335666436721 1060 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 YMR193C-A_d YMR193C-A hom 0.0153478763769531 0.374089693472334 1061 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR051C BRE5 hom FT VESICLE-MEDIATED TRANSPORT 0.0153419305799711 0.374274828524274 1062 Ubiquitin protease cofactor, forms deubiquitination complex with Ubp3p that coregulates anterograde and retrograde transport between the endoplasmic reticulum and Golgi compartments; null is sensitive to brefeldin A protein deubiquitination|ribophagy|regulation of ER to Golgi vesicle-mediated transport|Unknown molecular_function cytoplasm YBR151W APD1 hom FT NUCLEUS 0.0153357135153699 0.374468470636277 1063 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 YPR073C LTP1 hom FT NUCLEUS 0.0153332598784974 0.374544910787246 1064 Protein phosphotyrosine phosphatase of unknown cellular role; activated by adenine protein dephosphorylation protein tyrosine phosphatase activity nucleus|cytoplasm YLL023C POM33 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|NUCLEAR PORE 0.0153319732682375 0.374584997460069 1065 Transmembrane nucleoporin; involved in nuclear pore complex (NPC) distribution, assembly or stabilization; highly conserved across species, orthologous to human TMEM33 and paralogous to Per33p; protein abundance increases in response to DNA replication stress nuclear pore organization|nuclear pore complex assembly structural constituent of nuclear pore ribosome|integral to membrane|endoplasmic reticulum|nuclear pore YKR013W PRY2 hom 0.0153031966935516 0.375482276485707 1066 Sterol binding protein involved in the export of acetylated sterols; secreted glycoprotein and member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); sterol export function is redundant with that of PRY1; may be involved in detoxification of hydrophobic compounds; PRY2 has a paralog, PRY1, that arose from the whole genome duplication biological_process molecular_function extracellular region|fungal-type vacuole YIL096C_p YIL096C hom FT NUCLEUS 0.0152896693299701 0.375904529768314 1067 Putative S-adenosylmethionine-dependent methyltransferase; associates with precursors of the 60S ribosomal subunit; predicted to be involved in ribosome biogenesis biological_process S-adenosylmethionine-dependent methyltransferase activity nucleolus|nucleus YGR090W UTP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0152757370870983 0.37655329641672 1068 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 YKR091W SRL3 hom 0.0152743343210629 0.376383562488269 1069 Cytoplasmic protein that, when overexpressed, suppresses the lethality of a rad53 null mutation; potential Cdc28p substrate nucleobase-containing compound metabolic process molecular_function cytoplasm YFL042C_p YFL042C hom 0.0152528813423084 0.377125486362068 1070 Putative protein of unknown function; YFL042C is not an essential gene biological_process molecular_function cellular_component YER082C UTP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0152505302242649 0.37719904180573 1071 Nucleolar protein, component of the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|90S preribosome YPL157W TGS1 hom FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0152252413053002 0.377919653331009 1072 Trimethyl guanosine synthase, conserved nucleolar methyl transferase that converts the m(7)G cap structure of snRNAs, snoRNAs, and telomerase TLC1 RNA to m(2,2,7)G; also required for nucleolar assembly and splicing of meiotic pre-mRNAs meiosis|RNA methylation|nucleologenesis|7-methylguanosine cap hypermethylation|regulation of telomere maintenance via telomerase RNA methyltransferase activity nucleolus YGR075C PRP38 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.015208989863655 0.378500102320652 1073 Unique component of the U4/U6.U5 tri-snRNP particle, required for conformational changes which result in the catalytic activation of the spliceosome; dispensible for spliceosome assembly spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) molecular_function U4/U6 x U5 tri-snRNP complex YKL030W_d YKL030W hom 0.0152036703413326 0.378595814785914 1074 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene MAE1 Unknown Unknown Unknown YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0151668598260891 0.379893524824857 1075 Nuclear response regulator and transcription factor; physically interacts with the Tup1-Cyc8 complex and recruits Tup1p to its targets; part of a branched two-component signaling system; required for optimal induction of heat-shock genes in response to oxidative stress; involved in osmoregulation; SKN7 has a paralog, HMS2, that arose from the whole genome duplication response to singlet oxygen|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|transcription, DNA-dependent|response to osmotic stress|regulation of cell size sequence-specific DNA binding|two-component response regulator activity|sequence-specific DNA binding transcription factor activity nucleus YML022W APT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0151437698719057 0.380477349671785 1076 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 YGR001C_p YGR001C hom 0.0151355775070532 0.381090430644361 1077 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 YLR319C BUD6 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0151320563595122 0.380845953155248 1078 Actin- and formin-interacting protein; stimulates actin cable nucleation by recruiting actin monomers to Bni1p; involved in polarized cell growth; isolated as bipolar budding mutant; potential Cdc28p substrate bipolar cellular bud site selection|positive regulation of formin-nucleated actin cable assembly|cellular bud site selection|Rho protein signal transduction|extrachromosomal circular DNA localization involved in cell aging|establishment of cell polarity|response to osmotic stress|cytokinesis cytoskeletal regulatory protein binding polarisome|actin cap|spindle pole body|mating projection tip YNL216W RAP1 het FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0151278790301572 0.380977459316765 1079 Essential DNA-binding transcription regulator that binds at many loci; involved in either transcription activation or repression, chromatin silencing, and telomere length maintenance; conserved protein with an N-terminal BRCT domain, a central region with homology to the Myb DNA binding domain, and a C-terminal Rap1-specific protein-interaction domain (RCT domain) negative regulation of chromatin silencing|establishment of protein localization to chromatin|establishment of chromatin silencing at telomere|regulation of transcription by chromatin organization|protection from non-homologous end joining at telomere|negative regulation of transcription from RNA polymerase II promoter|telomere maintenance via telomere lengthening|telomere maintenance|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|establishment of protein localization to telomere|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere core promoter proximal region sequence-specific DNA binding|DNA binding, bending|sequence-specific DNA binding|TFIID-class transcription factor binding|TBP-class protein binding RNA polymerase II transcription factor activity|telomeric DNA binding|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|G-quadruplex DNA binding|nucleosomal DNA binding nuclear chromosome|nuclear nucleosome|nuclear chromosome, telomeric region|nuclear telomere cap complex YKR076W ECM4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.0151179436577084 0.381290345909441 1080 Omega class glutathione transferase; not essential; similar to Ygr154cp; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm fungal-type cell wall organization|glutathione metabolic process glutathione transferase activity cytoplasm YPL030W TRM44 hom FT RNA PROCESSING 0.0151026915149094 0.381841963319163 1081 tRNA(Ser) Um(44) 2'-O-methyltransferase; involved in maintaining levels of the tRNA-Ser species tS(CGA) and tS(UGA); conserved among metazoans and fungi but there does not appear to be a homolog in plants; TRM44 is a non-essential gene tRNA methylation tRNA (uracil) methyltransferase activity cytoplasm YBR095C RXT2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0150800144991295 0.382841264855129 1082 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 YNL314W DAL82 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0150791491721183 0.382513578009909 1083 Positive regulator of allophanate inducible genes; binds a dodecanucleotide sequence upstream of all genes that are induced by allophanate; contains an UISALL DNA-binding, a transcriptional activation, and a coiled-coil domain allantoin catabolic process|nitrogen catabolite activation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YGL251C HFM1 hom FT CELL CYCLE|NUCLEUS 0.0150720354772415 0.382738141103911 1084 Meiosis specific DNA helicase involved in the conversion of double-stranded breaks to later recombination intermediates and in crossover control; catalyzes the unwinding of Holliday junctions; has ssDNA and dsDNA stimulated ATPase activity meiosis|synapsis|DNA unwinding involved in replication|reciprocal meiotic recombination DNA helicase activity nucleus YGR125W_p YGR125W hom 0.0150637857310705 0.382998667851212 1085 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 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 0.0150608237456272 0.383092233756177 1086 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 YKL157W APE2 hom FT PROTEOLYSIS|MITOCHONDRION 0.015017121353957 0.384474371110861 1087 Aminopeptidase yscII; may have a role in obtaining leucine from dipeptide substrates; APE2 has a paralog, AAP1, that arose from the whole genome duplication peptide catabolic process metalloaminopeptidase activity mitochondrion|extracellular region|cell wall-bounded periplasmic space YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.014991669220954 0.385280726522067 1088 Subunit of the NuA4 histone acetyltransferase complex, which acetylates the N-terminal tails of histones H4 and H2A DNA repair|histone acetylation|regulation of transcription from RNA polymerase II promoter molecular_function histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YOR294W RRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0149610714466415 0.386605781358693 1089 Essential protein that binds ribosomal protein L11; required for nuclear export of the 60S pre-ribosomal subunit during ribosome biogenesis; localizes to the nucleolus and in foci along nuclear periphery; cooperates with Ebp2p and Mps3p to mediate telomere clustering by binding Sir4p, but is not involved in telomere tethering; mouse homolog shows altered expression in Huntington's disease model mice endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus molecular_function nucleoplasm|nuclear periphery|nucleolus|preribosome, large subunit precursor YKR045C_p YKR045C hom 0.0148607044804946 0.390154034811904 1090 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YGR103W NOP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0148473361024847 0.389872891254549 1091 Component of several different pre-ribosomal particles; forms a complex with Ytm1p and Erb1p that is required for maturation of the large ribosomal subunit; required for exit from G0 and the initiation of cell proliferation ribosomal large subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cell cycle molecular_function PeBoW complex|nucleolus|nucleus|preribosome, large subunit precursor YGL227W VID30 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0148277619728992 0.390568885271008 1092 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 YAL027W SAW1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0148141437425686 0.390933639787049 1093 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 YDL225W SHS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0148089378071451 0.391453549355808 1094 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins; undergoes sumoylation and phosphorylation during mitosis; protein abundance increases in response to DNA replication stress cytokinesis, actomyosin contractile ring assembly|G1 phase of mitotic cell cycle|barrier septum assembly|exit from mitosis|cell cycle cytokinesis|septin ring assembly|cellular bud neck septin ring organization GTP binding cellular bud neck septin ring|mating projection tip YBR222C PCS60 hom 0.014798904824871 0.391421225473129 1095 Peroxisomal protein that binds AMP and mRNA, localizes to both the peroxisomal peripheral membrane and matrix, expression is highly inducible by oleic acid, similar to E. coli long chain acyl-CoA synthetase biological_process mRNA binding|AMP binding integral to membrane|peroxisomal matrix|peroxisomal membrane|cytoplasm YOR066W MSA1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0147504705432973 0.392973381200044 1096 Activator of G1-specific transcription factors, MBF and SBF; involved in regulation of the timing of G1-specific gene transcription and cell cycle initiation; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation G1/S transition of mitotic cell cycle|regulation of transcription involved in G1 phase of mitotic cell cycle|regulation of cell size molecular_function nucleus|cytoplasm YGL122C NAB2 het FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0147109658503714 0.394242129988591 1097 Nuclear polyadenylated RNA-binding protein; required for nuclear mRNA export and poly(A) tail length control; binds nuclear pore protein Mlp1p; autoregulates mRNA levels; related to human hnRNPs; nuclear localization sequence binds Kap104p; protein abundance increases in response to DNA replication stress poly(A)+ mRNA export from nucleus|mRNA polyadenylation|regulation of mRNA stability poly(A) RNA binding nucleus|cytoplasm YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.014706908441355 0.394372579543429 1098 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on mutant phenotype and its regulation by Ste12p conjugation with cellular fusion glucosidase activity fungal-type cell wall|extracellular region|endoplasmic reticulum|cytoplasm YAL034C-B_d YAL034C-B het 0.0146661503380003 0.395684438959023 1099 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR128W MTC5 hom 0.0146491250637143 0.396444549399708 1100 Subunit of the SEA (Seh1-associated) complex; SEA is a coatomer-related complex that associates dynamically with the vacuole; has N-terminal WD-40 repeats and a C-terminal RING motif; mtc5 is synthetically sick with cdc13-1; relative distribution to vacuolar membrane punctae decreases upon DNA replication stress biological_process molecular_function fungal-type vacuole membrane|Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YOR238W_p YOR238W hom 0.0146276813664061 0.396925033558429 1101 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YJL192C SOP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0146254229510168 0.396997938531186 1102 ER-membrane protein; suppressor of pma1-7, deletion of SOP4 slows down the export of wild-type Pma1p and Pma1-7 from the ER ER to Golgi vesicle-mediated transport molecular_function integral to membrane|endoplasmic reticulum YFL010W-A AUA1 hom 0.014613557799436 0.397592298290302 1103 Protein required for the negative regulation by ammonia of Gap1p, which is a general amino acid permease amino acid transport molecular_function cellular_component YLR314C CDC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0146033716208154 0.397991795739578 1104 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 YLR291C GCD7 het FT TRANSLATION|MITOCHONDRION 0.0146019445544193 0.397756333936791 1105 Beta 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|translation initiation factor activity|guanyl-nucleotide exchange factor activity mitochondrion|eukaryotic translation initiation factor 2B complex|guanyl-nucleotide exchange factor complex YOL113W SKM1 hom FT CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|PLASMA MEMBRANE 0.0145671611463909 0.39895182399378 1106 Member of the PAK family of serine/threonine protein kinases with similarity to Ste20p and Cla4p; involved in down-regulation of sterol uptake; proposed to be a downstream effector of Cdc42p during polarized growth negative regulation of gene expression|cytokinetic cell separation|protein phosphorylation|sterol import protein serine/threonine kinase activity|protein kinase activity plasma membrane|nucleus YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0145617780057402 0.399266797395654 1107 Cyclin-dependent protein kinase, component of RNA polymerase II holoenzyme; involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression phosphorylation of RNA polymerase II C-terminal domain|negative regulation of transcription from RNA polymerase II promoter|negative regulation of filamentous growth|protein phosphorylation|protein destabilization|nuclear-transcribed mRNA catabolic process, non-stop decay|positive regulation of transcription from RNA polymerase II promoter by galactose RNA polymerase II carboxy-terminal domain kinase activity|protein kinase activity|cyclin-dependent protein kinase activity mediator complex YJL038C LOH1 hom 0.0145341850666394 0.400020252265117 1108 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 YMR191W SPG5 hom 0.0144769598606801 0.401808239772854 1109 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 YDL095W PMT1 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0144759307153541 0.402263111092517 1110 Protein O-mannosyltransferase of the ER membrane; transfers mannose from dolichyl phosphate-D-mannose to protein serine and threonine residues; 1 of 7 related proteins involved in O-glycosylation which is essential for cell wall rigidity; involved in ER quality control; amino terminus faces cytoplasm, carboxyl terminus faces ER lumen ER-associated misfolded protein catabolic process|Unknown|protein exit from endoplasmic reticulum|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YKL076C_d PSY1 hom 0.0144653273541061 0.402186611618401 1111 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 69% of ORF overlaps the uncharacterized ORF YKL075C Unknown Unknown Unknown YKL074C MUD2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0144426808327873 0.402923849988809 1112 Protein involved in early pre-mRNA splicing; component of the pre-mRNA-U1 snRNP complex, the commitment complex; interacts with Msl5p/BBP splicing factor and Sub2p; similar to metazoan splicing factor U2AF65 mRNA branch site recognition pre-mRNA branch point binding commitment complex YLR262C-A TMA7 hom FT TRANSLATION|NUCLEUS 0.014435223452238 0.403236926180277 1113 Protein of unknown that associates with ribosomes; null mutant exhibits translation defects, altered polyribosome profiles, and resistance to the translation inhibitor anisomcyin; protein abundance increases in response to DNA replication stress cytoplasmic translation molecular_function nucleus|cytoplasm YDR339C FCF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0143688270127179 0.405333716988445 1114 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 YPL222W_p FMP40 hom FT MITOCHONDRION 0.0143643261183901 0.405831163193798 1115 Putative protein of unknown function; proposed to be involved in responding to environmental stresses; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0143632152185887 0.405517182404855 1116 NAP family histone chaperone; binds to histones and Rtt109p, stimulating histone acetyltransferase activity; possesses nucleosome assembly activity in vitro; proposed role in vacuolar protein sorting and in double-strand break repair; protein abundance increases in response to DNA replication stress double-strand break repair via nonhomologous end joining|nucleosome assembly|positive regulation of histone acetylation histone binding|acetyltransferase activator activity chromatin|nucleus YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0143619024974359 0.405560106127336 1117 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family; transcription is regulated directly by Zap1p, expression induced by zinc deficiency and fatty acids; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|cellular lipid metabolic process metal ion binding integral to membrane|endoplasmic reticulum|membrane YPL082C MOT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0143503137451652 0.405939156077193 1118 Essential protein involved in regulation of transcription; removes Spt15p (TBP) from DNA via its C-terminal ATPase activity, forms a complex with TBP that binds TATA DNA with high affinity but with altered specificity; the Mot1p-Spt15p-DNA ternary complex contains unbent DNA regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter|rRNA processing TBP-class protein binding|ATPase activity nuclear chromosome|mitochondrion YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0143496562907212 0.405960666720454 1119 RNA polymerase I enhancer binding protein; DNA binding protein that binds to genes transcribed by both RNA polymerase I and RNA polymerase II; required for termination of RNA polymerase I transcription; REB1 has a paralog, NSI1, that arose from the whole genome duplication termination of RNA polymerase I transcription|regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleoplasm YCR001W_d YCR001W hom 0.0143449038450449 0.406116177825085 1120 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR001W is not an essential gene Unknown Unknown Unknown YIL073C SPO22 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0143169918071619 0.407590364118977 1121 Meiosis-specific protein essential for chromosome synapsis, involved in completion of nuclear divisions during meiosis; induced early in meiosis regulation of synaptonemal complex assembly molecular_function condensed nuclear chromosome YJL215C_d YJL215C hom 0.0142757209333003 0.408384027511384 1122 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL162C-A_d YKL162C-A hom 0.0142537724025821 0.409105083330056 1123 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL170W DAP1 hom FT LIPID METABOLISM 0.0142454726234872 0.409377945883827 1124 Heme-binding protein involved in regulation of cytochrome P450 protein Erg11p; damage response protein, related to mammalian membrane progesterone receptors; mutations lead to defects in telomeres, mitochondria, and sterol synthesis regulation of ergosterol biosynthetic process heme binding endosome|membrane YOL098C_p YOL098C hom FT PROTEOLYSIS 0.0142419340895702 0.409494311200562 1125 Putative metalloprotease biological_process molecular_function cytoplasm YDR135C YCF1 hom FT NUCLEOTIDE METABOLISM 0.0142301886959368 0.409880701500698 1126 Vacuolar glutathione S-conjugate transporter; member of the ATP-binding cassette family; has a role in detoxifying metals such as cadmium, mercury, and arsenite; also transports unconjugated bilirubin, selenodigluthatione, and oxidized glutathione; similar to human cystic fibrosis protein CFTR bilirubin transport|response to metal ion|transmembrane transport bilirubin transmembrane transporter activity|glutathione S-conjugate-exporting ATPase activity fungal-type vacuole membrane|integral to membrane YDL026W_d YDL026W hom 0.0142189271609669 0.410460833440684 1127 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER051W JHD1 hom FT CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.014218594131047 0.410262342387016 1128 JmjC domain family histone demethylase specific for H3-K36, similar to proteins found in human, mouse, drosophila, X. laevis, C. elegans, and S. pombe histone demethylation methylated histone residue binding|histone demethylase activity (H3-K36 specific) cellular_component YDL086W_p YDL086W hom FT MITOCHONDRION 0.0142145088734705 0.410676142366053 1129 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 YGL130W CEG1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0142041053604297 0.410739544066238 1130 Alpha (guanylyltransferase) subunit of the mRNA capping enzyme, a heterodimer (the other subunit is CET1, an RNA 5'-triphosphatase) involved in adding the 5' cap to mRNA; the mammalian enzyme is a single bifunctional polypeptide 7-methylguanosine mRNA capping|positive regulation of transcription from RNA polymerase II promoter mRNA guanylyltransferase activity mRNA cap methyltransferase complex|nucleus YDR514C YDR514C hom FT NUCLEUS|MITOCHONDRION 0.0142016406605703 0.410820754124598 1131 Protein of unknown function that localizes to mitochondria; overexpression affects endocytic protein trafficking; YDR514C has a paralog, GFD2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|nucleus YGR239C PEX21 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0141520989881443 0.412455136433012 1132 Peroxin required for peroxisomal matrix protein targeting; acts on proteins containing the PTS2 targeting sequence; interacts with Pex7p; partially redundant with Pex18p; relative distribution to cytoplasmic foci increases upon DNA replication stress protein import into peroxisome matrix|positive regulation of protein binding protein binding cytosol|peroxisome YER060W FCY21 hom 0.0141469398316481 0.412625558475901 1133 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YDR010C_d YDR010C hom 0.0141316373387506 0.413898516989894 1134 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR107W AAD3 hom FT OXIDATION-REDUCTION PROCESS 0.014127908485207 0.413254580218936 1135 Putative aryl-alcohol dehydrogenase; similar to P. chrysosporium aryl-alcohol dehydrogenase; mutational analysis has not yet revealed a physiological role cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YDL124W YDL124W hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0141237510218249 0.413392067699038 1136 NADPH-dependent alpha-keto amide reductase; reduces aromatic alpha-keto amides, aliphatic alpha-keto esters, and aromatic alpha-keto esters; member of the aldo-keto reductase (AKR) family; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cellular ketone metabolic process|cellular amide metabolic process|cellular aromatic compound metabolic process alpha-keto amide reductase activity|aldo-keto reductase (NADP) activity|alditol:NADP+ 1-oxidoreductase activity|alpha-keto ester reductase activity nucleus|plasma membrane|cytoplasm YKR007W MEH1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0140925839546126 0.414771784045133 1137 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; loss results in a defect in vacuolar acidification microautophagy|vacuolar acidification molecular_function fungal-type vacuole membrane|EGO complex|late endosome membrane YDR152W GIR2 hom FT TRANSLATION 0.0140920150064095 0.414651311008067 1138 Highly-acidic cytoplasmic RWD domain-containing protein of unknown function; forms a complex with Rbg2p; interacts with Rbg1p and Gcn1p; associates with translating ribosomes; putative intrinsically unstructured protein cytoplasmic translation molecular_function polysome|cytoplasm YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.014063467677234 0.415388680880509 1139 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 YNL263C YIF1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0140379154400329 0.416236698657022 1140 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 YOR181W LAS17 het FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0140101613319619 0.417228406601158 1141 Actin assembly factor, activates the Arp2/3 protein complex that nucleates branched actin filaments; localizes with the Arp2/3 complex to actin patches; homolog of the human Wiskott-Aldrich syndrome protein (WASP) bipolar cellular bud site selection|endocytosis|actin polymerization or depolymerization|actin filament organization|actin cortical patch localization|positive regulation of actin filament bundle assembly|response to osmotic stress|cytokinesis cytoskeletal protein binding mating projection tip|cytoplasm|actin cortical patch YBR031W RPL4A hom FT TRANSLATION|RIBOSOME 0.0139564342801203 0.418947675975085 1142 Ribosomal 60S subunit protein L4A; N-terminally acetylated; homologous to mammalian ribosomal protein L4 and bacterial L4; RPL4A has a paralog, RPL4B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDL190C UFD2 hom FT PROTEOLYSIS|NUCLEUS 0.0139397829683727 0.419711027464993 1143 Ubiquitin chain assembly factor (E4) that cooperates with a ubiquitin-activating enzyme (E1), a ubiquitin-conjugating enzyme (E2), and a ubiquitin protein ligase (E3) to conjugate ubiquitin to substrates; also functions as an E3 ER-associated protein catabolic process|protein ubiquitination|ubiquitin-dependent protein catabolic process|response to stress ubiquitin-ubiquitin ligase activity nucleus|cytoplasm YAL054C ACS1 hom FT KETONE METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.013933424333419 0.419784448473302 1144 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 YDR478W SNM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.013927465166041 0.419914010081203 1145 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 YBR268W MRPL37 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0139081364437301 0.420628776917606 1146 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YML035C AMD1 hom FT NUCLEOTIDE METABOLISM 0.0138967127173038 0.421634664136397 1147 AMP deaminase; tetrameric enzyme that catalyzes the deamination of AMP to form IMP and ammonia; thought to be involved in regulation of intracellular purine (adenine, guanine, and inosine) nucleotide pools guanine salvage|purine nucleotide metabolic process AMP deaminase activity cytoplasm YAL036C RBG1 hom FT TRANSLATION|RIBOSOME 0.0138632364081914 0.422061177575483 1148 Member of the DRG family of GTP-binding proteins; associates with translating ribosomes; interacts with Tma46p, Ygr250cp, Gir2p and Yap1p via two-hybrid cytoplasmic translation GTP binding polysomal ribosome|polysome|cytoplasm YOL079W_d YOL079W hom 0.0138510545777806 0.422469140735078 1149 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL057C SUR1 hom FT LIPID METABOLISM 0.0138444580249583 0.422690152208975 1150 Mannosylinositol phosphorylceramide (MIPC) synthase catalytic subunit; forms a complex with regulatory subunit Csg2p; function in sphingolipid biosynthesis is overlapping with that of Csh1p; SUR1 has a paralog, CSH1, that arose from the whole genome duplication glycosphingolipid biosynthetic process|mannosyl-inositol phosphorylceramide metabolic process|sphingolipid biosynthetic process mannosyltransferase activity|transferase activity, transferring glycosyl groups integral to membrane|intracellular YKL033W TTI1 het FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0138433647020076 0.422795958490367 1151 Subunit of the ASTRA complex, involved in chromatin remodeling; telomere length regulator involved in the stability or biogenesis of PIKKs such as TORC1; similar to S. pombe Tti1p; detected in highly purified mitochondria in high-throughput studies biological_process molecular_function ASTRA complex|mitochondrion|cytoplasm YGR147C NAT2 het FT MITOCHONDRION 0.0138416259142943 0.422785060255495 1152 Protein with an apparent role in acetylation of N-terminal methionine residues N-terminal peptidyl-methionine acetylation molecular_function mitochondrion YDR460W TFB3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0138358493166526 0.423047836427427 1153 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, involved in transcription initiation, required for nucleotide excision repair; ring finger protein similar to mammalian CAK and TFIIH subunit phosphorylation of RNA polymerase II C-terminal domain|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity holo TFIIH complex|TFIIK complex YOR005C DNL4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.0138260639948911 0.423306784819371 1154 DNA ligase required for nonhomologous end-joining (NHEJ), forms stable heterodimer with required cofactor Lif1p, interacts with Nej1p; involved in meiosis, not essential for vegetative growth double-strand break repair via nonhomologous end joining|replicative cell aging DNA ligase (ATP) activity DNA ligase IV complex|nuclear chromatin YNL109W_d YNL109W hom 0.0138074095316114 0.423932685275643 1155 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YNL108C Unknown Unknown Unknown YNR069C BSC5 hom 0.0137851452381467 0.42474947573511 1156 Protein of unknown function; shows homology with N-terminal end of Bul1p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough expression includes YNR068C and the locus for this readthrough is termed BUL3; Bul3p is involved in ubiquitin-mediated sorting of plasma membrane proteins; readthrough and shortened forms of Bul3p interact with Rsp5p differently in vitro biological_process molecular_function cellular_component YAL064C-A_p TDA8 hom 0.0137776985372714 0.424930674283692 1157 Putative protein of unknown function; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene biological_process molecular_function cellular_component YCR048W ARE1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0137706420763695 0.425444153142878 1158 Acyl-CoA:sterol acyltransferase; endoplasmic reticulum enzyme that contributes the major sterol esterification activity in the absence of oxygen; ARE1 has a paralog, ARE2, that arose from the whole genome duplication sterol metabolic process ergosterol O-acyltransferase activity|lanosterol O-acyltransferase activity integral to membrane|endoplasmic reticulum YLR121C YPS3 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0137350975921105 0.426364026531153 1159 Aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; attached to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization|cellular protein metabolic process aspartic-type endopeptidase activity anchored to plasma membrane|plasma membrane YHR134W WSS1 hom FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0137348639571106 0.42637189518226 1160 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 YBR088C POL30 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0137322257605225 0.426460753534366 1161 Proliferating cell nuclear antigen (PCNA), functions as the sliding clamp for DNA polymerase delta; may function as a docking site for other proteins required for mitotic and meiotic chromosomal DNA replication and for DNA repair lagging strand elongation|postreplication repair|base-excision repair|nucleotide-excision repair|mismatch repair|meiotic mismatch repair|leading strand elongation|chromatin silencing at telomere|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette DNA polymerase processivity factor activity PCNA complex|nucleus|replication fork YNL188W KAR1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0137117298902757 0.427634308522256 1162 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 YDL140C RPO21 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0137080962951958 0.42727397022764 1163 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 YDL031W DBP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0137077728162724 0.427284878318012 1164 Putative ATP-dependent RNA helicase of the DEAD-box protein family, constituent of 66S pre-ribosomal particles; essential protein involved in ribosome biogenesis maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YGL028C SCW11 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.0137045741556727 0.427392749651137 1165 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on its regulation by Ste12p cytokinesis, completion of separation glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YLR006C SSK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0136949423646525 0.427717667022059 1166 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 YBR074W_p YBR074W hom FT PROTEOLYSIS 0.0136859637199387 0.428089561779143 1167 Putative metalloprotease biological_process molecular_function cellular_component YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0136847769414166 0.428060741746101 1168 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 YDR461W MFA1 hom FT SIGNALING|PLASMA MEMBRANE 0.0136702047218793 0.429173087047336 1169 Mating pheromone a-factor, made by a cells; interacts with alpha cells to induce cell cycle arrest and other responses leading to mating; biogenesis involves C-terminal modification, N-terminal proteolysis, and export; also encoded by MFA2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YIL145C PAN6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0136616694405927 0.429116638315795 1170 Pantothenate synthase, also known as pantoate-beta-alanine ligase, required for pantothenic acid biosynthesis, deletion causes pantothenic acid auxotrophy, homologous to E. coli panC pantothenate biosynthetic process pantoate-beta-alanine ligase activity nucleus|cytoplasm YNL270C ALP1 hom FT PLASMA MEMBRANE 0.0136575779780343 0.42904829912338 1171 Arginine transporter; expression is normally very low and it is unclear what conditions would induce significant expression; ALP1 has a paralog, CAN1, that arose from the whole genome duplication basic amino acid transport basic amino acid transmembrane transporter activity integral to membrane|plasma membrane YKL078W DHR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.013654949307876 0.42906832359296 1172 Predominantly nucleolar DEAH-box ATP-dependent RNA helicase, required for 18S rRNA synthesis maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosome biogenesis RNA helicase activity nucleolus YJL026W RNR2 het FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|NUCLEUS 0.0136525755426023 0.429217387175947 1173 Ribonucleotide-diphosphate reductase (RNR), small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YBR058C UBP14 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0136290708383641 0.4299436175741 1174 Ubiquitin-specific protease that specifically disassembles unanchored ubiquitin chains; involved in fructose-1,6-bisphosphatase (Fbp1p) degradation; similar to human isopeptidase T protein deubiquitination|negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process ubiquitin-specific protease activity cytoplasm YBL107C MIC23 hom 0.0136192086871676 0.430277460171892 1175 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 YBL069W AST1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0136092422723072 0.430614984945599 1176 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 YOR084W LPX1 hom FT PEROXISOME ORGANIZATION 0.013583902272279 0.431748694427609 1177 Oleic acid-inducible, peroxisomal matrix localized lipase; transcriptionally activated by Yrm1p along with genes involved in multidrug resistance; peroxisomal import is dependent on the PTS1 receptor, Pex5p and on self-interaction peroxisome organization lipase activity peroxisomal matrix YPR089W_p YPR089W hom FT GOLGI APPARATUS 0.0135451605686022 0.43278885493472 1178 Protein of unknown function; exhibits genetic interaction with ERG11 and protein-protein interaction with Hsp82p biological_process molecular_function cellular_component YPR161C SGV1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0135447786853911 0.432801828716931 1179 Cyclin (Bur2p)-dependent protein kinase that functions in transcriptional regulation; phosphorylates the carboxy-terminal domain of Rpo21p and the C-terminal repeat domain of Spt5p; regulated by Cak1p; similar to metazoan CDK9 proteins phosphorylation of RNA polymerase II C-terminal domain|protein phosphorylation|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activity cyclin-dependent protein kinase holoenzyme complex|nucleus YCR057C PWP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.013543012738091 0.433205031251804 1180 Conserved 90S pre-ribosomal component essential for proper endonucleolytic cleavage of the 35 S rRNA precursor at A0, A1, and A2 sites; contains eight WD-repeats; PWP2 deletion leads to defects in cell cycle and bud morphogenesis endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|establishment of cell polarity|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cytokinesis snoRNA binding small-subunit processome|nucleolus|Pwp2p-containing subcomplex of 90S preribosome|cytoplasm|90S preribosome YHR029C YHI9 hom FT SIGNALING 0.0135299005833005 0.433787882882786 1181 Protein of unknown function; null mutant is defective in unfolded protein response; possibly involved in a membrane regulation metabolic pathway; member of the PhzF superfamily, though most likely not involved in phenazine production endoplasmic reticulum unfolded protein response molecular_function cellular_component YJL121C RPE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0135048442091488 0.434159770814611 1182 D-ribulose-5-phosphate 3-epimerase, catalyzes a reaction in the non-oxidative part of the pentose-phosphate pathway; mutants are sensitive to oxidative stress pentose-phosphate shunt ribulose-phosphate 3-epimerase activity cytosol YHR171W ATG7 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0135033174395659 0.43421173626777 1183 Autophagy-related protein and dual specificity member of the E1 family of ubiquitin-activating enzymes; mediates the conjugation of Atg12p with Atg5p and Atg8p with phosphatidylethanolamine, required steps in autophagosome formation C-terminal protein lipidation|protein modification by small protein conjugation|piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|CVT pathway APG8 activating enzyme activity|APG12 activating enzyme activity cytosol|mitochondrion|membrane|pre-autophagosomal structure YLR186W EMG1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0134726628626683 0.435255861794716 1184 Methyltransferase for rRNA; catalyzes methylation of the pseudouridine residue 1191 of 18S rRNA; member of the SPOUT methyltransferase family; required for maturation of 18S rRNA and for 40S ribosomal subunit production independently of methyltransferase activity; forms homodimers; human ortholog is mutated in Bowen-Conradi syndrome, and the equivalent mutation in yeast affects Emg1p dimerization and localization but not its methyltransferase activity endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA base methylation|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing rRNA (pseudouridine) methyltransferase activity small-subunit processome|nucleolus|nucleus|nuclear microtubule|cytoplasm|90S preribosome YLR177W_p YLR177W hom 0.013471668726089 0.43528974730673 1185 Putative protein of unknown function; phosphorylated by Dbf2p-Mob1p in vitro; some strains contain microsatellite polymophisms at this locus; not an essential gene; YLR177W has a paralog, PSP1, that arose from the whole genome duplication biological_process molecular_function cytoplasm YNR029C_p YNR029C hom 0.0134679730701878 0.435415728442269 1186 Putative protein of unknown function, deletion confers reduced fitness in saline biological_process molecular_function cytoplasm YPL252C YAH1 het FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0134239102508985 0.436919403992141 1187 Ferredoxin of the mitochondrial matrix required for formation of cellular iron-sulfur proteins; involved in heme A biosynthesis; homologous to human adrenodoxin ubiquinone biosynthetic process|iron-sulfur cluster assembly|heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrial matrix YLR282C_d YLR282C hom 0.0134228680071529 0.437160165355917 1188 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; deletion mutation confers an increase in Ty1 transposition Unknown Unknown Unknown YMR295C YMR295C hom FT SITE OF POLARIZED GROWTH 0.013406356893632 0.437587592825313 1189 Protein of unknown function that associates with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and bud; YMR295C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cellular bud|mating projection tip YLR277C YSH1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0133938494398396 0.437946963906865 1190 Putative endoribonuclease; subunit of the mRNA cleavage and polyadenylation specificity complex; required for 3' processing, splicing, and transcriptional termination of mRNAs and snoRNAs; protein abundance increases in response to DNA replication stress; YSH1 has a paralog, SYC1, that arose from the whole genome duplication termination of RNA polymerase II transcription|mRNA cleavage|mRNA polyadenylation|RNA splicing|snoRNA splicing|snoRNA 3'-end processing endoribonuclease activity|RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YIR008C PRI1 het FT NUCLEUS|CHROMOSOME 0.0133720598176529 0.438692659940896 1191 Subunit of DNA primase, which is required for DNA synthesis and double-strand break repair lagging strand elongation|DNA replication, synthesis of RNA primer|DNA replication initiation|DNA replication single-stranded DNA binding|DNA primase activity alpha DNA polymerase:primase complex|nuclear replication fork YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0133494750710158 0.439466336309168 1192 Conserved protein involved in autophagy and the Cvt pathway; undergoes conjugation with Atg12p to form a complex involved in Atg8p lipidation; conjugated Atg12p also forms a complex with Atg16p that is essential for autophagosome formation C-terminal protein lipidation|mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy|CVT pathway Atg8 ligase activity cytosol|Atg12-Atg5-Atg16 complex|pre-autophagosomal structure|autophagic vacuole YGR261C APL6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0133469562855149 0.439552669812892 1193 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 YIL064W SEE1 hom FT VESICLE-MEDIATED TRANSPORT 0.0133254453521748 0.440290371592448 1194 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 YJR151W-A_p YJR151W-A hom 0.0133202225156936 0.440742328276773 1195 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 YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0132972347513106 0.441463292945099 1196 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 YDL175C AIR2 hom FT RNA PROCESSING|NUCLEUS 0.0132743655350486 0.44204495763567 1197 RNA-binding subunit of the TRAMP nuclear RNA surveillance complex; involved in nuclear RNA processing and degradation; involved in TRAMP complex assembly as a bridge between Mtr4p and Trf4p; stimulates the poly(A) polymerase activity of Pap2p in vitro; has 5 zinc knuckle motifs; AIR2 has a paralog, AIR1, that arose from the whole genome duplication nuclear polyadenylation-dependent CUT catabolic process|nuclear mRNA surveillance of mRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|ncRNA polyadenylation|tRNA modification polynucleotide adenylyltransferase activity|RNA binding|protein binding, bridging nucleolus|TRAMP complex YIL135C VHS2 hom FT CELL CYCLE 0.0132546703362215 0.442722552525579 1198 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 YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0132265247793037 0.444236059395687 1199 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 YCL032W STE50 hom FT CELL CYCLE|SIGNALING 0.0132115293532257 0.444548666980282 1200 Protein involved in mating response, invasive/filamentous growth, and osmotolerance, acts as an adaptor that links G protein-associated Cdc42p-Ste20p complex to the effector Ste11p to modulate signal transduction pheromone-dependent signal transduction involved in conjugation with cellular fusion|MAPK cascade involved in osmosensory signaling pathway|osmosensory signaling pathway via Sho1 osmosensor|signal transduction involved in filamentous growth|cellular response to heat SAM domain binding|protein kinase regulator activity cytoplasm YBR141C_p YBR141C hom FT NUCLEUS 0.0131981661187574 0.444669818701984 1201 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 YNL300W_p TOS6 hom 0.0131851463846868 0.445119200217233 1202 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 YDL214C PRR2 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0131760259103562 0.445909473779432 1203 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor; mutant has increased aneuploidy tolerance negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity nucleus YPL137C GIP3 hom FT CHROMOSOME SEGREGATION|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0131731634494674 0.445533024817268 1204 Cytoplasmic protein that regulates protein phosphatase 1 Glc7p; overexpression relocalizes Glc7p from the nucleus and prevents chromosome segregation; may interact with ribosomes, based on co-purification experiments; GIP3 has a paralog, HER1, that arose from the whole genome duplication chromosome segregation|regulation of phosphoprotein phosphatase activity protein phosphatase type 1 regulator activity|protein phosphatase 1 binding mitochondrion|ribosome|endoplasmic reticulum|cytoplasm YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0131473691196496 0.446424562123943 1205 ATP-binding protein required for mismatch repair in mitosis and meiosis; functions as a heterodimer with Mlh1p, binds double- and single-stranded DNA via its N-terminal domain, similar to E. coli MutL mismatch repair|meiotic mismatch repair double-stranded DNA binding|DNA insertion or deletion binding|loop DNA binding|single-stranded DNA binding|dinucleotide insertion or deletion binding|ATPase activity|ATP binding nucleus|MutLalpha complex|cytoplasm YLR422W_p YLR422W hom 0.0131229711128726 0.447268771248587 1206 Protein of unknown function with similarity to human DOCK proteins (guanine nucleotide exchange factors); interacts with Ino4p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, YLR422W is not an essential protein biological_process molecular_function cytoplasm YHR130C_d YHR130C hom 0.0131172886115098 0.447465524870497 1207 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR098C CHA4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0131133699320545 0.447601235734819 1208 DNA binding transcriptional activator, mediates serine/threonine activation of the catabolic L-serine (L-threonine) deaminase (CHA1); Zinc-finger protein with Zn[2]-Cys[6] fungal-type binuclear cluster domain positive regulation of transcription, DNA-dependent|cellular amino acid catabolic process sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YJL147C_p YJL147C hom FT MITOCHONDRION 0.0131096460707483 0.447730221366324 1209 Mitochondrial protein of unknown function; homozygous diploid deletion strain has a sporulation defect characterized by elevated dityrosine in the soluble fraction; expression induced by calcium shortage; YJL147W is a non-essential gene biological_process molecular_function mitochondrion YDR458C HEH2 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0131057466462187 0.448203982637149 1210 Inner nuclear membrane (INM) protein; contains helix-extension-helix (HEH) motif, nuclear localization signal sequence; targeting to the INM requires the Srp1p-Kap95p karyopherins and the Ran cycle biological_process molecular_function nuclear envelope YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0130988341533646 0.448104839901438 1211 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 YLR167W RPS31 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.0130948560865599 0.44824271939289 1212 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 YNR071C_p YNR071C hom FT CARBOHYDRATE METABOLISM 0.0130924097366362 0.448327521652733 1213 Putative aldose 1-epimerase biological_process molecular_function cellular_component YOR198C BFR1 hom FT CELL CYCLE|ENDOMEMBRANE SYSTEM 0.0130874689600059 0.448498820512705 1214 Component of mRNP complexes associated with polyribosomes; implicated in secretion and nuclear segregation; multicopy suppressor of BFA (Brefeldin A) sensitivity meiosis|mRNA metabolic process|regulation of mitosis RNA binding ribonucleoprotein complex|polysome|nuclear outer membrane-endoplasmic reticulum membrane network YGL025C PGD1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0130845576565591 0.448938212961911 1215 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 YKR044W UIP5 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0130659798015521 0.449244290882914 1216 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 YHR022C_p YHR022C hom FT SIGNALING 0.0130561557462684 0.449585326473935 1217 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0130244780376868 0.45068599601386 1218 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 YNL117W MLS1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.013016618900833 0.450959304500804 1219 Malate synthase, enzyme of the glyoxylate cycle; involved in utilization of non-fermentable carbon sources; expression is subject to carbon catabolite repression; localizes in peroxisomes during growth on oleic acid, otherwise cytosolic glyoxylate cycle malate synthase activity peroxisomal matrix|cytoplasm YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0130157173999072 0.450990660993014 1220 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 YDR315C IPK1 hom FT NUCLEUS 0.0129968215107034 0.451648191859615 1221 Inositol 1,3,4,5,6-pentakisphosphate 2-kinase, nuclear protein required for synthesis of 1,2,3,4,5,6-hexakisphosphate (phytate), which is integral to cell function; has 2 motifs conserved in other fungi; ipk1 gle1 double mutant is inviable nuclear-transcribed mRNA catabolic process, non-stop decay|inositol phosphate biosynthetic process inositol pentakisphosphate 2-kinase activity nucleus YNL178W RPS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0129816438385026 0.452176730082219 1222 Protein component of the small (40S) ribosomal subunit, has apurinic/apyrimidinic (AP) endonuclease activity; essential for viability; homologous to mammalian ribosomal protein S3 and bacterial S3 cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome|DNA-(apurinic or apyrimidinic site) lyase activity preribosome, small subunit precursor|cytosolic small ribosomal subunit|90S preribosome YDR510W SMT3 het FT NUCLEUS|CHROMOSOME|CYTOSKELETON 0.01297989902815 0.452237512705002 1223 Ubiquitin-like protein of the SUMO family, conjugated to lysine residues of target proteins; regulates chromatid cohesion, chromosome segregation, APC-mediated proteolysis, DNA replication and septin ring dynamics; phosphorylated at Ser2 protein sumoylation protein tag condensed nuclear chromosome|nucleus|septin ring YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.0129719477968825 0.452514562096733 1224 GDP/GTP exchange factor (GEF) for Rho1p and Rho2p; mutations are synthetically lethal with mutations in rom1, which also encodes a GEF; Rom2p localization to the bud surface is dependent on Ack1p regulation of fungal-type cell wall organization|positive regulation of endocytosis|establishment of cell polarity|small GTPase mediated signal transduction|negative regulation of cAMP-mediated signaling|activation of Rho GTPase activity phosphatidylinositol-4,5-bisphosphate binding|Rho guanyl-nucleotide exchange factor activity|signal transducer activity incipient cellular bud site|mating projection tip|cellular bud tip YJL050W MTR4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|OXIDATION-REDUCTION PROCESS|RNA LOCALIZATION|NUCLEUS 0.0129576378111974 0.453013414663221 1225 ATP-dependent 3'-5' RNA helicase of the DExD/H family; involved in nuclear RNA processing and degradation both as a component of TRAMP complex and in TRAMP-independent processes; TRAMP unwinds RNA duplexes, with Mtr4p unwinding activity stimulated by Pap2p/Air2p but not dependent on ongoing polyadenylation; contains an arch domain, with two coiled-coil arms/stalks and a globular fist/KOW domain, which has RNA binding activity and is required for 5.8S rRNA processing U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|ncRNA polyadenylation|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|nuclear mRNA surveillance of mRNA 3'-end processing|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription|rRNA catabolic process|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) ATP-dependent 3'-5' RNA helicase activity|poly(A) RNA binding nucleolus|nucleus|TRAMP complex YGL114W_p YGL114W hom FT PROTEIN LOCALIZATION 0.0129255157854775 0.454134332461179 1226 Putative protein of unknown function; predicted member of the oligopeptide transporter (OPT) family of membrane transporters transport oligopeptide transporter activity integral to membrane|membrane YHR065C RRP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0129013957868866 0.454977041079824 1227 Protein involved in rRNA processing; required for maturation of the 35S primary transcript of pre-rRNA and for cleavage leading to mature 18S rRNA; homologous to eIF-4a, which is a DEAD box RNA-dependent ATPase with helicase activity maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nucleolus YDR405W MRP20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0128649867790618 0.456250770988561 1228 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJL060W BNA3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.012840617083713 0.457104436998241 1229 Kynurenine aminotransferase, catalyzes formation of kynurenic acid from kynurenine; potential Cdc28p substrate kynurenic acid biosynthetic process arylformamidase activity|kynurenine-oxoglutarate transaminase activity mitochondrion|cytoplasm YHL026C_p YHL026C hom 0.0128253948946022 0.457705188963793 1230 Putative protein of unknown function; transcriptionally regulated by Upc2p via an upstream sterol response element; YHL026C is not an essential gene; in 2005 the start site was moved 141 nt upstream (see Locus History) biological_process molecular_function cellular_component YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0128134072674707 0.458058650658925 1231 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YNL123W NMA111 hom FT LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0128043022631893 0.458378200835535 1232 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 YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0127903838442796 0.458866924536077 1233 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 YGL180W ATG1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0127772554154725 0.459328176361312 1234 Protein ser/thr kinase required for vesicle formation in autophagy and the cytoplasm-to-vacuole targeting (Cvt) pathway; structurally required for phagophore assembly site formation; during autophagy forms a complex with Atg13p and Atg17p piecemeal microautophagy of nucleus|mitochondrion degradation|protein phosphorylation|CVT pathway|autophagic vacuole assembly protein serine/threonine kinase activity|protein kinase activity cytosol|pre-autophagosomal structure|Atg1p signaling complex YIL084C SDS3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0127508872174677 0.460523030084275 1235 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 YMR130W_p YMR130W hom 0.0127268509608113 0.461101486667063 1236 Putative protein of unknown function; YMR130W is not an essential gene biological_process molecular_function cellular_component YDR104C SPO71 hom FT CELL WALL ORG/BIOGENESIS 0.0127171836453361 0.461442035026396 1237 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 YKR074W AIM29 hom 0.0127122341110696 0.461950588410507 1238 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm; YKR074W is not an essential gene; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cytoplasm YHR008C SOD2 hom FF|FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0127039832892694 0.462040839010262 1239 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 YJL212C OPT1 hom FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.012701543387867 0.461993288153655 1240 Proton-coupled oligopeptide transporter of the plasma membrane; also transports glutathione and phytochelatin; member of the OPT family oligopeptide transport|sulfur compound metabolic process oligopeptide transporter activity|proton-dependent oligopeptide secondary active transmembrane transporter activity integral to membrane|integral to plasma membrane YJR100C AIM25 hom FT MITOCHONDRION 0.0126864632408318 0.462792181981725 1241 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 YPL111W CAR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|SITE OF POLARIZED GROWTH 0.0126525709597189 0.463721734110067 1242 Arginase, responsible for arginine degradation, expression responds to both induction by arginine and nitrogen catabolite repression; disruption enhances freeze tolerance regulation of ornithine metabolic process|arginine catabolic process to ornithine manganese ion binding|arginase activity|ornithine carbamoyltransferase inhibitor activity|zinc ion binding cytosol|nucleus|mating projection tip|cytoplasm YGL128C CWC23 het FT RNA PROCESSING|NUCLEUS 0.0126164052011898 0.465067050305537 1243 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 YNL020C ARK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0126152241066648 0.465108841651094 1244 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 YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0125974549227192 0.465671312820302 1245 Vacuolar membrane protein involved in the ATP-dependent transport of arginine into the vacuole and possibly in balancing ion homeostasis; homolog of human CLN3 involved in Batten disease (juvenile onset neuronal ceroid lipofuscinosis) basic amino acid transport|regulation of intracellular pH|arginine transport molecular_function integral to membrane|fungal-type vacuole YAL022C FUN26 hom 0.0125772257638392 0.46638800414744 1246 Vacuolar membrane transporter with broad nucleoside selectivity; may regulate balance of nicotinamide riboside (NmR) levels between cytosol and vacuole, contributing to salvage of NmR for use in cytosolic NAD+ synthesis nucleoside transport|nicotinamide riboside transport|transmembrane transport nicotinamide riboside transporter activity|nucleoside transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|intracellular|membrane YOR253W NAT5 hom FT RIBOSOME 0.0125381821717705 0.467772993912896 1247 Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatA complex|cytosolic ribosome YCL055W KAR4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0125365187939166 0.468031193657647 1248 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 YDL169C UGX2 hom 0.0125290350185375 0.468097799077367 1249 Protein of unknown function, transcript accumulates in response to any combination of stress conditions biological_process molecular_function cellular_component YEL032W MCM3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0125276783110784 0.468477856826941 1250 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|double-strand break repair via break-induced replication|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette DNA helicase activity|chromatin binding|DNA replication origin binding|ATPase activity replication fork protection complex|DNA replication preinitiation complex|pre-replicative complex|nucleus|cytoplasm|MCM complex YPR087W_d VPS69 hom 0.0125227817065968 0.468585337139419 1251 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene SRP54; deletion causes a vacuolar protein sorting defect Unknown Unknown Unknown YDR466W PKH3 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION 0.0125052677276173 0.468942332353074 1252 Protein kinase with similarity to mammalian phosphoinositide-dependent kinase 1 (PDK1) and yeast Pkh1p and Pkh2p, two redundant upstream activators of Pkc1p; identified as a multicopy suppressor of a pkh1 pkh2 double mutant MAPK cascade involved in cell wall biogenesis|protein phosphorylation protein kinase activity cellular_component YHR032W ERC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0124923881757185 0.469400338750559 1253 Member of the multi-drug and toxin extrusion (MATE) family of the multidrug/oligosaccharidyl-lipid/polysaccharide (MOP) exporter superfamily; overproduction confers ethionine resistance and accumulation of S-adenosylmethionine S-adenosylmethionine biosynthetic process|transmembrane transport antiporter activity integral to membrane YNL177C MRPL22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.012485610789568 0.469641446857973 1254 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR504C SPG3 hom 0.0124788009384973 0.469883778819273 1255 Protein required for survival at high temperature during stationary phase; not required for growth on nonfermentable carbon sources biological_process molecular_function cellular_component YMR316C-B_d YMR316C-B hom 0.0124749759192375 0.470019924330818 1256 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR119C NUP57 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0124659555657348 0.4705396856379 1257 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup49p) NLS-bearing substrate import into nucleus|protein import into nucleus|nuclear pore organization|protein targeting to nuclear inner membrane nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YGL181W GTS1 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS|CYTOSKELETON 0.0124637691766068 0.470418935993731 1258 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 YDL093W PMT5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0124543497855515 0.470754454267305 1259 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 YPL204W HRR25 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|P 0.0124542167359505 0.470759194433349 1260 Protein kinase involved in regulating diverse events including vesicular trafficking, DNA repair, and chromosome segregation; binds the CTD of RNA pol II; homolog of mammalian casein kinase 1delta (CK1delta) ribosomal small subunit biogenesis|DNA repair|mitosis|ER to Golgi vesicle-mediated transport|protein phosphorylation|attachment of spindle microtubules to kinetochore involved in homologous chromosome segregation|tRNA wobble uridine modification protein serine/threonine kinase activity|protein kinase activity chromosome, centromeric region|plasma membrane|nucleus|spindle pole body|monopolin complex|cellular bud neck|cellular bud tip YPL128C TBF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0124143832525738 0.472179527795092 1261 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 YBR113W_d YBR113W hom 0.0123844976552746 0.473246699194542 1262 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CYC8 Unknown Unknown Unknown YLR368W MDM30 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0123838689084886 0.473269165068335 1263 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 YOR075W UFE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0123681305975715 0.473831704745329 1264 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 YGR194C XKS1 hom FT CARBOHYDRATE METABOLISM 0.0123491778379752 0.474509626893169 1265 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 YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0123491372269067 0.475302711108352 1266 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 YMR053C STB2 hom FT NUCLEUS|CHROMOSOME 0.0123359625178985 0.475180244871305 1267 Protein that interacts with Sin3p in a two-hybrid assay and is part of a large protein complex with Sin3p and Stb1p biological_process molecular_function Sin3-type complex YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0122900926698884 0.476626460618938 1268 Conserved E2-like conjugating enzyme that mediates formation of the Atg12p-Atg5p conjugate, which is a critical step in autophagy piecemeal microautophagy of nucleus|cellular protein modification process|mitochondrion degradation|macroautophagy|CVT pathway Atg12 ligase activity cellular_component YDR291W HRQ1 hom FT NUCLEUS 0.0122814276084024 0.478386367417173 1269 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 YER066C-A_d YER066C-A hom 0.0122731376980369 0.477300544341199 1270 Dubious open reading frame unlikely to encode a protein, partially overlaps uncharacterized ORF YER067W Unknown Unknown Unknown YMR032W HOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0122533941218471 0.477943851299669 1271 Bud neck-localized, SH3 domain-containing protein required for cytokinesis; is phosphorylated by Dbf2p; regulates actomyosin ring dynamics and septin localization; interacts with the formins, Bni1p and Bnr1p, and with Cyk3p, Vrp1p, and Bni5p cytokinesis after mitosis|barrier septum assembly involved in cell cycle cytokinesis|response to DNA damage stimulus|cytokinesis cytoskeletal protein binding cellular bud neck contractile ring|cellular bud neck septin ring YPL215W CBP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0122293523719632 0.478807970718526 1272 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 YMR244W_p YMR244W hom 0.0122203475169393 0.47913184668967 1273 Putative protein of unknown function biological_process molecular_function cellular_component YLR374C_d YLR374C hom 0.0122186423701815 0.47971794027508 1274 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 YGR287C IMA1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0121775426703764 0.480673034223262 1275 Major isomaltase (alpha-1,6-glucosidase/alpha-methylglucosidase); required for isomaltose utilization; specificity for isomaltose, alpha-methylglucoside, and palatinose; member of the IMA isomaltase family disaccharide catabolic process oligo-1,6-glucosidase activity mitochondrion|ribosome YJL115W ASF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.012174567785224 0.481894442923761 1276 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 YOR141C ARP8 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0121613820822949 0.481255597051713 1277 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 YLR430W SEN1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0121566395491213 0.481426630518749 1278 Presumed helicase and subunit of the Nrd1 complex (Nrd1p-Nab3p-Sen1p); complex interacts with the exosome to mediate 3' end formation of some mRNAs, snRNAs, snoRNAs, and CUTs; has a separate role in coordinating DNA replication with transcription, by associating with moving replication forks and preventing errors that occur when forks encounter transcribed regions; homolog of Senataxin, which is implicated in Ataxia-Oculomotor Apraxia 2 and a dominant form of ALS tRNA processing|mRNA 3'-end processing|termination of RNA polymerase II transcription|mRNA polyadenylation|snoRNA 3'-end processing|rRNA processing|snRNA processing ATP-dependent 5'-3' DNA helicase activity|DNA-dependent ATPase activity|RNA-dependent ATPase activity|ATP-dependent 5'-3' RNA helicase activity|protein domain specific binding Nrd1 complex|nucleus YML002W_p YML002W hom 0.012116679220704 0.482869061526004 1279 Putative protein of unknown function; expression induced by heat and by calcium shortage biological_process molecular_function cellular_component YCR025C_d YCR025C hom 0.012111487072384 0.483056652398703 1280 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR025C is not an essential gene Unknown Unknown Unknown YPL238C_d YPL238C het FF 0.0120760573523409 0.484533282017544 1281 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 YGL123W RPS2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0120746979135385 0.484452118172845 1282 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 YMR251W-A HOR7 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0120384483015563 0.485894906389303 1283 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 YBR133C HSL7 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0120326174513311 0.485911048361307 1284 Protein arginine N-methyltransferase; exhibits septin and Hsl1p-dependent bud neck localization and periodic Hsl1p-dependent phosphorylation; required along with Hsl1p for bud neck recruitment, phosphorylation, and degradation of Swe1p; relocalizes away from bud neck upon DNA replication stress G2/M transition of mitotic cell cycle|regulation of cell cycle protein-arginine omega-N symmetric methyltransferase activity|protein-arginine omega-N monomethyltransferase activity cellular bud neck YDR438W THI74 hom FT MITOCHONDRION 0.0119987964633041 0.487137863013727 1285 Mitochondrial transporter repressible by thiamine; THI74 has a paralog, YML018C, that arose from the whole genome duplication biological_process molecular_function mitochondrion|integral to membrane YMR265C_p YMR265C hom 0.0119965032145891 0.487221108274881 1286 Putative protein of unknown function biological_process molecular_function cellular_component YOL124C TRM11 hom FT RNA PROCESSING 0.0119945028055886 0.487293729681904 1287 Catalytic subunit of an adoMet-dependent tRNA methyltransferase complex (Trm11p-Trm112p), required for the methylation of the guanosine nucleotide at position 10 (m2G10) in tRNAs; contains a THUMP domain and a methyltransferase domain tRNA methylation S-adenosylmethionine-dependent methyltransferase activity|RNA binding|tRNA (guanine-N2-)-methyltransferase activity cytoplasm|tRNA (m2G10) methyltransferase complex YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0119773584074457 0.487981247269639 1288 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 YER170W ADK2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0119758732672522 0.488294846865165 1289 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 YAL046C AIM1 hom 0.0119737016972566 0.488114094137791 1290 Protein involved in mitochondrial function or organization; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cellular_component YOL039W RPP2A hom FT TRANSLATION|RIBOSOME 0.0119586763608935 0.488660163401467 1291 Ribosomal protein P2 alpha, 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 YDR142C PEX7 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.011948272107605 0.488973682163124 1292 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 YLR328W NMA1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0119397319229467 0.489284360272084 1293 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 YNL054W VAC7 hom FT LIPID METABOLISM 0.0119347339846233 0.489466226461196 1294 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 YGL184C STR3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.01193085817644 0.489607285346959 1295 Peroxisomal cystathionine beta-lyase, converts cystathionine into homocysteine; may be redox regulated by Gto1p methionine biosynthetic process|transsulfuration cystathionine beta-lyase activity peroxisome YOL066C RIB2 het FT RNA PROCESSING 0.0119179523477705 0.490271326136869 1296 Bifunctional enzyme with DRAP deaminase and tRNA:pseudouridine synthase activity; the deaminase catalyzes the third step in riboflavin biosynthesis and the synthase catalyzes formation of pseudouridine at position 32 in cytoplasmic tRNAs riboflavin biosynthetic process|tRNA pseudouridine synthesis pseudouridine synthase activity|2,5-diamino-6-ribitylamino-4(3H)-pyrimidinone 5'-phosphate deaminase activity cytoplasm YNL322C KRE1 hom FT CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0119153881436833 0.490170530400129 1297 Cell wall glycoprotein involved in beta-glucan assembly; serves as a K1 killer toxin membrane receptor fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall|integral to membrane YDR042C_p YDR042C hom 0.0119143392757604 0.490467624197353 1298 Putative protein of unknown function; expression is increased in ssu72-ts69 mutant biological_process molecular_function cellular_component YDR345C HXT3 hom FT PLASMA MEMBRANE 0.0119067653139881 0.490484628263739 1299 Low affinity glucose transporter of the major facilitator superfamily; expression is induced in low or high glucose conditions; HXT3 has a paralog, HXT5, that arose from the whole genome duplication hexose transport|transmembrane transport mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YDR453C TSA2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0118345383914213 0.493119830686534 1300 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 YBR121C GRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0118338759784596 0.493144033885574 1301 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 YDL204W RTN2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0118038031960399 0.494243500754591 1302 Reticulon protein; stabilizes membrane curvature; involved in nuclear pore assembly and maintenance of tubular ER morphology; interacts with exocyst subunit Sec6p, Yip3p, and Sbh1p; much less abundant than Rtn1p; rtn1 rtn2 yop1 triple mutant lacks tubular ER; member of RTNLA (reticulon-like A) subfamily; protein increases in abundance and relocalizes to plasma membrane upon DNA replication stress; RTN2 has a paralog, RTN1, that arose from the whole genome duplication endoplasmic reticulum tubular network organization|endoplasmic reticulum tubular network maintenance molecular_function endoplasmic reticulum|cortical endoplasmic reticulum|endoplasmic reticulum tubular network YDL009C_p YDL009C hom 0.0117832408380997 0.49499601834579 1303 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 YCL056C PEX34 hom FT PEROXISOME ORGANIZATION 0.0117784303463039 0.495236465584732 1304 Peroxisomal integral membrane protein that regulates peroxisome populations; interacts with Pex11p, Pex25p, and Pex27p to control both constitutive peroxisome division and peroxisome morphology and abundance during peroxisome proliferation peroxisome organization molecular_function integral to peroxisomal membrane|cytoplasm YBR053C_p YBR053C hom 0.0117594908469271 0.495930208973455 1305 Putative protein of unknown function; induced by cell wall perturbation biological_process molecular_function cellular_component YPR088C SRP54 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0117442700752941 0.496423902865327 1306 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 YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.0117289796456 0.49698474166904 1307 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 YMR304W UBP15 hom FT PROTEOLYSIS 0.0117220324979244 0.497496330067146 1308 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 YDR146C SWI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0117017860751243 0.497983009866904 1309 Transcription factor that recruits Mediator and Swi/Snf complexes; activates transcription of genes expressed at the M/G1 phase boundary and in G1 phase; required for expression of the HO gene controlling mating type switching; localization to nucleus occurs during G1 and appears to be regulated by phosphorylation by Cdc28p kinase; SWI5 has a paralog, ACE2, that arose from the whole genome duplication positive regulation of mating type switching|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription on exit from mitosis, from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|mediator complex binding nucleus|cytoplasm YDR143C SAN1 hom FT PROTEOLYSIS|NUCLEUS 0.0116882323910298 0.498480959700584 1310 Ubiquitin-protein ligase; involved in the proteasome-dependent degradation of aberrant nuclear proteins; targets substrates with regions of exposed hydrophobicity containing 5 or more contiguous hydrophobic residues; contains intrinsically disordered regions that contribute to substrate recognition nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|response to misfolded protein|response to stress ubiquitin-protein ligase activity nucleus|cytoplasm YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0116342487713117 0.500466891390281 1311 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 YML006C GIS4 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0116110359571564 0.501322124333278 1312 CAAX box containing protein of unknown function, proposed to be involved in the RAS/cAMP signaling pathway cellular ion homeostasis|intracellular signal transduction molecular_function plasma membrane YPL142C_d YPL142C het 0.0116069002897823 0.50211321038581 1313 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 YKL129C MYO3 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.0115958849553772 0.502135906350928 1314 One of two type I myosins; localizes to actin cortical patches; deletion of MYO3 has little effect on growth, but myo3 myo5 double deletion causes severe defects in growth and actin cytoskeleton organization bipolar cellular bud site selection|fungal-type cell wall organization|endocytosis|exocytosis|actin cortical patch localization|response to osmotic stress microfilament motor activity actin cortical patch YNL277W-A_p YNL277W-A hom 0.0115487937049873 0.503619137688643 1315 Putative protein of unknown function biological_process molecular_function cellular_component YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0115369539914371 0.504374785461839 1316 Mitochondrial inner-membrane protein thought to be involved in the formation of an active mitochondrial K+/H+ exchanger (KHE) system; non-essential gene potassium ion transport|proton transport molecular_function integral to mitochondrial inner membrane YLR335W NUP2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|NUCLEAR PORE 0.0115232669601206 0.504626337710641 1317 Nucleoporin involved in nucleocytoplasmic transport, binds to either the nucleoplasmic or cytoplasmic faces of the nuclear pore complex depending on Ran-GTP levels; also has a role in chromatin organization rRNA export from nucleus|snRNA export from nucleus|nuclear pore organization|tRNA export from nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA-binding (hnRNP) protein import into nucleus|ribosomal protein import into nucleus|snRNP protein import into nucleus|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette|protein targeting to membrane|poly(A)+ mRNA export from nucleus|protein export from nucleus|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|NLS-bearing substrate import into nucleus|mRNA export from nucleus|nuclear-transcribed mRNA catabolic process, non-stop decay nucleocytoplasmic transporter activity nuclear chromatin|mitochondrion|integral to membrane|nuclear pore YBR007C DSF2 hom FF 0.011513864015618 0.504910625950548 1318 Deletion suppressor of mpt5 mutation; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular_component YDR134C YDR134C hom 0.0114963161805314 0.505623560850484 1319 Hypothetical protein; YDR134C has a paralog, CCW12, that arose from the whole genome duplication biological_process molecular_function fungal-type cell wall YOR052C YOR052C hom FT NUCLEUS 0.0114761955796116 0.506305329120348 1320 Nuclear protein of unknown function; expression induced by nitrogen limitation in a GLN3, GAT1-independent manner and by weak acid; transcriptionally regulated by Rpn4p along with proteasome subunit genes; putative ortholog of human AIRAP, which stimulates proteasome activity in response to arsenic; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0114707125551287 0.506508511099898 1321 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 YDR034C LYS14 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0114673760139472 0.506695548126285 1322 Transcriptional activator involved in regulation of genes of the lysine biosynthesis pathway; requires 2-aminoadipate semialdehyde as co-inducer Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YGL221C NIF3 hom FT MITOCHONDRION 0.011465804518503 0.506690422353865 1323 Protein of unknown function, similar to Listeria monocytogenes major sigma factor (rpoD gene product); the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YJR042W NUP85 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0114624251683797 0.506815694390602 1324 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 YBR046C ZTA1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0114458034259888 0.5074320968096 1325 NADPH-dependent quinone reductase, GFP-tagged protein localizes to the cytoplasm and nucleus; has similarity to E. coli quinone oxidoreductase and to human zeta-crystallin cellular response to oxidative stress NADPH:quinone reductase activity|AU-rich element binding|2-alkenal reductase [NAD(P)] activity nucleus|cytoplasm YGR120C COG2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.011425603811984 0.508181710713819 1326 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|CVT pathway molecular_function Golgi transport complex|extrinsic to membrane YDR483W KRE2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0114250152643679 0.508266804570099 1327 Alpha1,2-mannosyltransferase of the Golgi; involved in protein mannosylation; KRE2 has a paralog, KTR6, that arose from the whole genome duplication N-glycan processing|cell wall mannoprotein biosynthetic process|protein O-linked glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YDR182W CDC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.011399853103235 0.509138168677508 1328 Putative lipid phosphatase of the endoplasmic reticulum; shows Mn2+ dependence and may affect Ca2+ signaling; mutants display actin and general growth defects and pleiotropic defects in cell cycle progression and organelle distribution DNA repair|cellular manganese ion homeostasis|dephosphorylation|actin cytoskeleton organization molecular_function integral to membrane|endoplasmic reticulum YDR097C MSH6 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0113850894163892 0.509686960765644 1329 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 YIR029W DAL2 hom 0.0113741561681065 0.510093568116296 1330 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 YMR075W RCO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0113711622814421 0.510204940294149 1331 Essential subunit of the histone deacetylase Rpd3S complex; interacts with Eaf3p regulation of DNA-dependent DNA replication initiation|negative regulation of antisense RNA transcription|transcription elongation from RNA polymerase II promoter|histone deacetylation molecular_function Rpd3S complex|histone deacetylase complex|nucleus|Rpd3L complex YGL224C SDT1 hom 0.0113627160052248 0.510519209134708 1332 Pyrimidine nucleotidase; overexpression suppresses the 6-AU sensitivity of transcription elongation factor S-II, as well as resistance to other pyrimidine derivatives pyrimidine nucleobase metabolic process nucleotidase activity cellular_component YGL023C PIB2 hom FT VESICLE-MEDIATED TRANSPORT|MITOCHONDRION 0.0113596251383813 0.510949570373086 1333 Protein of unknown function; contains FYVE domain; similar to Fab1 and Vps27 biological_process molecular_function mitochondrion YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0113576271675579 0.51070860330597 1334 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 YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0113515768446954 0.510933829376072 1335 Inositol polyphosphate multikinase (IPMK), sequentially phosphorylates Ins(1,4,5)P3 to form Ins(1,3,4,5,6)P5; also has diphosphoinositol polyphosphate synthase activity; regulates arginine-, phosphate-, and nitrogen-responsive genes protein stabilization|negative regulation of transcription from RNA polymerase II promoter|phosphatidylinositol phosphorylation|regulation of arginine metabolic process|inositol phosphate biosynthetic process|positive regulation of transcription from RNA polymerase II promoter inositol-1,4,5-trisphosphate 3-kinase activity|inositol-1,4,5-trisphosphate 6-kinase activity|phosphatidylinositol 3-kinase activity|protein binding, bridging|inositol tetrakisphosphate 6-kinase activity|inositol tetrakisphosphate 3-kinase activity|inositol-1,3,4,5,6-pentakisphosphate kinase activity nucleus YJL048C UBX6 hom FT PROTEOLYSIS|NUCLEUS 0.011346180843629 0.511134741768472 1336 UBX (ubiquitin regulatory X) domain-containing protein; interacts with Cdc48p, transcription is repressed when cells are grown in media containing inositol and choline; UBX6 has a paralog, UBX7, that arose from the whole genome duplication sporulation resulting in formation of a cellular spore|ubiquitin-dependent protein catabolic process molecular_function nucleus YPL250C ICY2 hom 0.0113366613596256 0.511489286707764 1337 Protein of unknown function; mobilized into polysomes upon a shift from a fermentable to nonfermentable carbon source; potential Cdc28p substrate mitochondrion degradation molecular_function cellular_component YGL172W NUP49 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0113366274518407 0.511490549803195 1338 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; found in stable complex with Nic96p and two other FG-nucleoproteins (Nsp1p and Nup57p) poly(A)+ mRNA export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|tRNA export from nucleus nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|nuclear envelope|integral to membrane|nuclear pore YKL005C BYE1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0112971493622068 0.513213693865378 1339 Negative regulator of transcription elongation, contains a TFIIS-like domain and a PHD finger, multicopy suppressor of temperature-sensitive ess1 mutations, probably binds RNA polymerase II large subunit negative regulation of transcription from RNA polymerase II promoter methylated histone residue binding nucleus YOR287C RRP36 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0112908934426201 0.513195663237559 1340 Component of 90S preribosomes; involved in early cleavages of the 35S pre-rRNA and in production of the 40S ribosomal subunit ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cleavage involved in rRNA processing molecular_function nucleolus|90S preribosome YOR352W TFB6 hom FT NUCLEUS 0.0112697596508168 0.513984598554549 1341 Subunit of TFIIH complex; facilities dissociation of the Ssl2p helices from TFIIH; expression levels regulated by Arg5,6p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|holo TFIIH complex|cytoplasm YGR156W PTI1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0112432807384521 0.514973959304544 1342 Essential protein that is a component of CPF (cleavage and polyadenylation factor); involved in 3' end formation of snoRNA and mRNA; interacts directly with Pta1p; has similarity to mammalian Cleavage-Stimulation Factor CstF-64 termination of RNA polymerase II transcription, exosome-dependent|mRNA cleavage|termination of RNA polymerase II transcription, poly(A)-coupled|mRNA polyadenylation|snoRNA 3'-end processing RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YEL072W RMD6 hom FT CELL CYCLE 0.0112426053533015 0.514999207389689 1343 Protein required for sporulation biological_process molecular_function cellular_component YDR167W TAF10 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0112403612998177 0.515083101994826 1344 Subunit (145 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|protein complex scaffold SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YGR137W_d YGR137W hom 0.0112367462616035 0.515280914487929 1345 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML058W SML1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS 0.0112317209097677 0.515406191779829 1346 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 YNL224C SQS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS 0.0112255904145524 0.515635492921459 1347 Protein that stimulates the ATPase and helicase activities of Prp43p; acts with Prp43p to stimulate 18s rRNA maturation by Nob1p; overexpression antagonizes the suppression of splicing defects by spp382 mutants; component of pre-ribosomal particles; relocalizes from nucleus to nucleolus upon DNA replication stress positive regulation of helicase activity|positive regulation of ATPase activity|mRNA splicing, via spliceosome|maturation of SSU-rRNA|rRNA processing molecular_function preribosome, small subunit precursor|nucleus|preribosome, large subunit precursor|90S preribosome|cytoplasm YDR415C_p YDR415C hom FT PROTEOLYSIS 0.0112185517076174 0.515898829480828 1348 Putative aminopeptidase biological_process molecular_function cellular_component YAL056C-A_d YAL056C-A hom 0.0112073201412474 0.516319176327562 1349 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR372C NDD1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0111923555388963 0.517379920913231 1350 Transcriptional activator essential for nuclear division; localized to the nucleus; essential component of the mechanism that activates the expression of a set of late-S-phase-specific genes positive regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity nucleus YJL144W YJL144W hom 0.0111547730235523 0.518288132894792 1351 Cytoplasmic hydrophilin essential in dessication-rehydration process; expression induced by osmotic stress, starvation and during stationary phase; protein abundance increases in response to DNA replication stress cellular response to water deprivation molecular_function cytoplasm YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0111151516984367 0.519775317663921 1352 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 YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0111125460895456 0.519873196135314 1353 AAA-ATPase involved in multivesicular body (MVB) protein sorting, ATP-bound Vps4p localizes to endosomes and catalyzes ESCRT-III disassembly and membrane release; ATPase activity is activated by Vta1p; regulates cellular sterol metabolism late endosome to vacuole transport via multivesicular body sorting pathway|protein retention in Golgi apparatus|intralumenal vesicle formation|protein homooligomerization|sterol metabolic process|late endosome to vacuole transport ATPase activity|protein homodimerization activity|ATP binding endosome|endoplasmic reticulum|membrane|cytoplasm YGL041C_d YGL041C hom 0.0111112342105257 0.520483117547792 1354 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL190W_p YNL190W hom 0.0110844807900136 0.520928057963278 1355 Hydrophilin essential in dessication-rehydration process; cell wall protein; contains a putative GPI-attachment site cellular response to water deprivation molecular_function fungal-type cell wall YGL061C DUO1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0110741342494974 0.521379338973854 1356 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 YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.0110527711443773 0.522121220389439 1357 Protein involved in sporulation; required for the construction of the outer spore wall layers; required for proper localization of Spo14p ascospore wall assembly|ascospore formation molecular_function prospore membrane YDL097C RPN6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0110382257717769 0.522855036693109 1358 Essential, non-ATPase regulatory subunit of the 26S proteasome lid; required for the assembly and activity of the 26S proteasome; the human homolog (S9 protein) partially rescues Rpn6p depletion; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process structural molecule activity proteasome storage granule|proteasome regulatory particle, lid subcomplex YMR294W-A_d YMR294W-A hom 0.0109978525214318 0.524191001387345 1359 Dubious open reading frame unlikely to encode a functional protein, substantially overlaps YMR295C; deletion causes sensitivity to unfolded protein response-inducing agents Unknown Unknown Unknown YPL277C_p YPL277C hom 0.0109893147476078 0.524822462348324 1360 Putative protein of unknown function; localized to the membranes; gene expression regulated by copper levels biological_process molecular_function membrane YBR139W YBR139W hom FT PROTEOLYSIS 0.0109596256708971 0.525634177532685 1361 Putative serine type carboxypeptidase with a role in phytochelatin synthesis; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; expression induced by nitrogen limitation in a GLN3, GAT1-independent manner phytochelatin biosynthetic process serine hydrolase activity|serine-type carboxypeptidase activity fungal-type vacuole YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0109574600498374 0.525715996852979 1362 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 YDR219C MFB1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0109568828409528 0.525737805478137 1363 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 YLR298C YHC1 het FT RNA PROCESSING|NUCLEUS 0.010950041718074 0.525996318147471 1364 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 YEL052W AFG1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|RESPONSE TO OXIDATIVE STRESS|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0109171485661842 0.527240192281621 1365 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 YIL137C TMA108 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|PROTEOLYSIS 0.0109088937933608 0.527860541473408 1366 Protein that associates with ribosomes and is involved in ribosome biogenesis; putative metalloprotease ribosome biogenesis molecular_function ribosome|cytoplasm YPL119C-A_p YPL119C-A hom 0.0109046813772151 0.527712038178758 1367 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR370C DXO1 hom 0.0109009656847274 0.527852707664373 1368 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YPR105C COG4 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0108928835897524 0.528158747313116 1369 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 YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.0108833507114264 0.529135200486414 1370 Alpha subunit of Type II geranylgeranyltransferase required for vesicular transport between the endoplasmic reticulum and the Golgi; provides a membrane attachment moiety to Rab-like proteins Ypt1p and Sec4p protein targeting to membrane|protein geranylgeranylation|ER to Golgi vesicle-mediated transport Rab geranylgeranyltransferase activity Rab-protein geranylgeranyltransferase complex YPL269W KAR9 hom FT NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0108763133075067 0.528970888056068 1371 Karyogamy protein required for correct positioning of the mitotic spindle and for orienting cytoplasmic microtubules, localizes at the shmoo tip in mating cells and at the tip of the growing bud in small-budded cells through anaphase nuclear migration along microtubule|establishment of spindle localization molecular_function cell cortex|spindle pole body|mating projection tip YAL051W OAF1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GENE SILENCING|NUCLEUS 0.0108719158306399 0.528953141461468 1372 Oleate-activated transcription factor; acts alone and as a heterodimer with Pip2p; activates genes involved in beta-oxidation of fatty acids and peroxisome organization and biogenesis; OAF1 has a paralog, PIP2, that arose from the whole genome duplication cellular response to oleic acid|positive regulation of fatty acid beta-oxidation|positive regulation of chromatin silencing at telomere|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YPL096W PNG1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|MITOCHONDRION 0.010856898331322 0.529522474629794 1373 Conserved peptide N-glycanase required for deglycosylation of misfolded glycoproteins during proteasome-dependent degradation; localizes to the cytoplasm and nucleus; activity is enhanced by interaction with Rad23p misfolded or incompletely synthesized protein catabolic process|protein deglycosylation peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase activity cytosol|mitochondrion|nucleus YDL015C TSC13 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0108517780904201 0.529716660873136 1374 Enoyl reductase; catalyzes the last step in each cycle of very long chain fatty acid elongation; localizes to the ER, highly enriched in a structure marking nuclear-vacuolar junctions; coimmunoprecipitates with elongases Fen1p and Sur4p; protein increases in abundance and relative distribution to ER foci increases upon DNA replication stress very long-chain fatty acid metabolic process oxidoreductase activity mitochondrion|integral to membrane|endoplasmic reticulum membrane YJL051W IRC8 hom 0.0108484020202419 0.530090231814597 1375 Bud tip localized protein of unknown function; mRNA is targeted to the bud by a She2p dependent transport system; mRNA is cell cycle regulated via Fkh2p, peaking in G2/M phase; null mutant displays increased levels of spontaneous Rad52p foc mitotic recombination molecular_function integral to membrane|cellular bud YKR071C DRE2 het FT COFACTOR METABOLISM|MITOCHONDRION 0.010847781994312 0.529868238816004 1376 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 YPR045C THP3 hom FT RNA PROCESSING|NUCLEUS|CHROMOSOME 0.0108359348061293 0.530317749951579 1377 Protein that forms a complex with Csn12p that is recruited to transcribed genes and may have a role in transcription elongation; possibly involved in splicing based on pre-mRNA accumulation defect for many intron-containing genes mRNA splicing, via spliceosome molecular_function nucleus|transcriptionally active chromatin YOR374W ALD4 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0108297346110828 0.530553077571627 1378 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 YDR501W PLM2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0108120170066521 0.531409579529913 1379 Putative transcription factor, contains Forkhead Associated domain; found associated with chromatin; target of SBF transcription factor; induced in response to DNA damaging agents and deletion of telomerase; PLM2 has a paralog, TOS4, that arose from the whole genome duplication response to DNA damage stimulus chromatin binding nuclear chromatin YER071C_p TDA2 hom FT SITE OF POLARIZED GROWTH 0.0108117205883128 0.531788654264233 1380 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 YOR100C CRC1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0108093878973283 0.531325706616725 1381 Mitochondrial inner membrane carnitine transporter, required for carnitine-dependent transport of acetyl-CoA from peroxisomes to mitochondria during fatty acid beta-oxidation fatty acid metabolic process carnitine:acyl carnitine antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YKL020C SPT23 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0107999779870089 0.531866839460038 1382 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 YEL028W_d YEL028W hom 0.0107720234822673 0.532807131255891 1383 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL305C BXI1 hom FT SIGNALING|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0107351836865515 0.534148299191484 1384 Protein involved in apoptosis; variously described as containing a BCL-2 homology (BH3) domain or as a member of the BAX inhibitor family; reported to promote apoptosis under some conditions and to inhibit it in others; localizes to ER and vacuole; may link the unfolded protein response to apoptosis via regulation of calcium-mediated signaling; translocates to mitochondria under apoptosis-inducing conditions in a process involving Mir1p and Cor1p endoplasmic reticulum unfolded protein response|apoptotic process|calcium-mediated signaling molecular_function mitochondrion|integral to membrane|endoplasmic reticulum|fungal-type vacuole YCR082W AHC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0107337513068053 0.53420285865694 1385 Component of the ADA histone acetyltransferase complex; Ach2p and Ach1p are unique to the ADA complex and not shared with the related SAGA and SLIK complexes; may tether Ach1p to the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex|nucleus|cytoplasm YKL201C MNN4 hom FT CARBOHYDRATE METABOLISM 0.0106937490005561 0.53572768496245 1386 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 YDR328C SKP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|ION HOMEOSTASIS|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX|KINETOCHORE 0.0106899327299527 0.535873269739741 1387 Evolutionarily conserved kinetochore protein; part of multiple protein complexes, including the SCF ubiquitin ligase complex, the CBF3 complex that binds centromeric DNA, and the RAVE complex that regulates assembly of the V-ATPase; protein abundance increases in response to DNA replication stress kinetochore assembly|protein complex assembly|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|regulation of protein complex assembly|G1/S transition of mitotic cell cycle|septin ring assembly|regulation of exit from mitosis|G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein neddylation|vacuolar acidification|cytokinesis ubiquitin-protein ligase activity|DNA replication origin binding|protein binding RAVE complex|SCF ubiquitin ligase complex|nucleus|CBF3 complex|kinetochore|cytoplasm YPR013C_p CMR3 hom 0.0106874442445504 0.536211491596044 1388 Putative zinc finger protein; YPR013C is not an essential gene biological_process sequence-specific DNA binding cellular_component YDR277C MTH1 hom FT SIGNALING 0.0106834008116802 0.536487407438529 1389 Negative regulator of the glucose-sensing signal transduction pathway, required for repression of transcription by Rgt1p; interacts with Rgt1p and the Snf3p and Rgt2p glucose sensors; phosphorylated by Yck1p, triggering Mth1p degradation glucose transport|signal transduction molecular_function cellular_component YER169W RPH1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0106598414019047 0.537021904164493 1390 JmjC domain-containing histone demethylase; specifically demethylates H3K36 tri- and dimethyl modification states; associates with actively transcribed (RNA polymerase II) regions in vivo and specifically targets H3K36 in its trimethylation state as its substrate; transcriptional repressor of PHR1; Rph1p phosphorylation during DNA damage is under control of the MEC1-RAD53 pathway; RPH1 has a paralog, GIS1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|histone demethylation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding|histone demethylase activity (H3-K36 specific)|histone demethylase activity (H3-K9 specific) nucleus YNL041C COG6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0106472361997711 0.537685448177102 1391 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YPL007C TFC8 het FT NUCLEUS 0.0106371236152417 0.537889897460025 1392 One of six subunits of RNA polymerase III transcription initiation factor complex (TFIIIC); part of TFIIIC TauB domain that binds BoxB promoter sites of tRNA and other genes; linker between TauB and TauA domains; human homolog is TFIIIC-90 transcription from a RNA polymerase III hybrid type promoter|transcription from RNA polymerase III type 2 promoter|5S class rRNA transcription from RNA polymerase III type 1 promoter|transcription from RNA polymerase III promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex YGR117C_p YGR117C hom 0.0106004147782525 0.539293942244058 1393 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0105988943287631 0.539594163025593 1394 Subunit of the Set3C deacetylase complex that interacts directly with the Set3C subunit, Sif2p; putative DNA-binding protein; mutant has increased aneuploidy tolerance negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|Set3 complex YOR297C TIM18 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0105884276619607 0.53975282431423 1395 Component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane; may mediate assembly or stability of the complex cellular response to oxidative stress|protein import into mitochondrial inner membrane|apoptotic process|response to acid|response to osmotic stress|response to arsenic-containing substance protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YLR154C RNH203 hom FT NUCLEUS 0.010563597584845 0.54094549533442 1396 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 YHR190W ERG9 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0105547833665534 0.541041813621674 1397 Farnesyl-diphosphate farnesyl transferase (squalene synthase), joins two farnesyl pyrophosphate moieties to form squalene in the sterol biosynthesis pathway ergosterol biosynthetic process squalene synthase activity|farnesyl-diphosphate farnesyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum YBL094C_d YBL094C hom 0.0105487000558029 0.541516352567873 1398 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized ORF YBL095W Unknown Unknown Unknown YMR105W-A_p YMR105W-A hom 0.0105438603568637 0.541460629221167 1399 Putative protein of unknown function biological_process molecular_function cellular_component YNL085W MKT1 hom FT RESPONSE TO DNA DAMAGE|TRANSLATION 0.0105377527872347 0.54169487927177 1400 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 YKL107W_p YKL107W hom FT OXIDATION-REDUCTION PROCESS 0.010534088483389 0.54183544443805 1401 Putative short-chain dehydrogenase/reductase; proposed to be a palmitoylated membrane protein biological_process molecular_function cellular_component YMR122C_d YMR122C hom 0.0105282151519778 0.542060787334937 1402 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YEL014C_d YEL014C hom 0.0105237280566118 0.542232975806977 1403 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR228C YOR228C hom FT MITOCHONDRION 0.0105189248090309 0.542417326560116 1404 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to membrane YBL040C ERD2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0105081495769834 0.543131936648457 1405 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 YPR037C ERV2 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0105055869849852 0.542929401833504 1406 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 YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.010466476031932 0.54443236394094 1407 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 YGL231C EMC4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0104650253588097 0.544488150372043 1408 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm ZK616.6/EMC-4, fly CG11137, human TMM85 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YBR173C UMP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0104549479777492 0.54487575994537 1409 Short-lived chaperone required for correct maturation of the 20S proteasome; may inhibit premature dimerization of proteasome half-mers; degraded by proteasome upon completion of its assembly proteasome assembly|response to DNA damage stimulus|ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YGL133W ITC1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0104397593659888 0.545460223129499 1410 Subunit of the ATP-dependent Isw2p-Itc1p chromatin remodeling complex, required for repression of a-specific genes, repression of early meiotic genes during mitotic growth, and repression of INO1; similar to mammalian Acf1p, the regulatory subunit of the mammalian ATP-utilizing chromatin assembly and modifying factor (ACF) complex negative regulation of transcription from RNA polymerase II promoter by pheromones|chromatin remodeling|chromatin silencing at telomere molecular_function chromatin accessibility complex YNL143C_p YNL143C hom 0.0104308985783669 0.546040937880577 1411 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YBL042C FUI1 hom FF|FT PLASMA MEMBRANE 0.0104231058450348 0.546101413699598 1412 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 YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0103977708071459 0.547077573969078 1413 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 YDL035C GPR1 hom FT SIGNALING|PLASMA MEMBRANE 0.0103843671575032 0.547594366176683 1414 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 YDR091C RLI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|NUCLEUS|RIBOSOME 0.010378945315931 0.547803479668667 1415 Essential iron-sulfur protein required for ribosome biogenesis and translation initiation and termination; facilitates binding of a multifactor complex (MFC) of initiation factors to the small ribosomal subunit; predicted ABC family ATPase; forms a complex with Lto1p and Yae1p that may be involved in protection of the ribosome from damage due to reactive oxygen species translational termination|ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|translational initiation ATPase activity|iron ion binding cytosolic ribosome|nucleus|cytoplasm YGR142W BTN2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0103661581450813 0.548654876862929 1416 v-SNARE binding protein; facilitates specific protein retrieval from a late endosome to the Golgi; modulates arginine uptake, possible role in mediating pH homeostasis between the vacuole and plasma membrane H(+)-ATPase; BTN2 has a paralog, CUR1, that arose from the whole genome duplication intracellular protein transport|amino acid transport|retrograde transport, endosome to Golgi|regulation of pH SNARE binding cytosol|late endosome|perinuclear region of cytoplasm YGL243W TAD1 hom FT RNA PROCESSING|NUCLEUS 0.0103265759711923 0.549825327227983 1417 tRNA-specific adenosine deaminase, deaminates adenosine-37 to inosine in tRNA-Ala tRNA modification tRNA-specific adenosine-37 deaminase activity nucleus YMR157C AIM36 hom FT MITOCHONDRION 0.0103225245716669 0.549981894532255 1418 Protein of unknown function; null mutant displays reduced respiratory growth and elevated frequency of mitochondrial genome loss; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YDR214W AHA1 hom FT NUCLEOTIDE METABOLISM 0.0102980603835482 0.551106002888875 1419 Co-chaperone that binds to Hsp82p and activates its ATPase activity; similar to Hch1p; expression is regulated by stresses such as heat shock; protein abundance increases in response to DNA replication stress protein folding|response to stress ATPase activator activity|chaperone binding cytoplasm YDL139C SCM3 het FT PROTEIN LOCALIZATION|CELL CYCLE|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0102730387924538 0.551896054250768 1420 Nonhistone component of centromeric chromatin; binds stoichiometrically to CenH3-H4 histones, required for kinetochore assembly; required for G2/M progression and localization of Cse4p; may protect Cse4p from ubiquitylation; homolog of mammalian HJURP G2/M transition of mitotic cell cycle|chromosome segregation|protein localization to chromosome, centromeric region|Unknown centromere-specific nucleosome binding nucleus|condensed nuclear chromosome, centromeric region|cytoplasm YIL094C LYS12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0102460839984375 0.552940067003143 1421 Homo-isocitrate dehydrogenase, an NAD-linked mitochondrial enzyme required for the fourth step in the biosynthesis of lysine, in which homo-isocitrate is oxidatively decarboxylated to alpha-ketoadipate lysine biosynthetic process homoisocitrate dehydrogenase activity mitochondrion YAL037W_p YAL037W hom 0.0102111833083191 0.554293276546698 1422 Putative protein of unknown function; YAL037W has a paralog, YOR342C, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR379W RGA2 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0101965103136256 0.554862677925171 1423 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 YDR516C EMI2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.010194250006979 0.555363702787761 1424 Non-essential protein of unknown function; required for transcriptional induction of the early meiotic-specific transcription factor IME1; required for sporulation; expression regulated by glucose-repression transcription factors Mig1/2p; EMI2 has a paralog, GLK1, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cytoplasm YDR183W PLP1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING 0.0101867343301867 0.555301180927585 1425 Protein that interacts with CCT (chaperonin containing TCP-1) complex and has a role in actin and tubulin folding; has weak similarity to phosducins, which are G-protein regulators protein folding|positive regulation of transcription from RNA polymerase II promoter by pheromones G-protein beta/gamma-subunit complex binding cellular_component YHR028C DAP2 hom FT PROTEOLYSIS 0.0101772735518408 0.555609613912793 1426 Dipeptidyl aminopeptidase, synthesized as a glycosylated precursor; localizes to the vacuolar membrane; similar to Ste13p protein processing dipeptidyl-peptidase activity fungal-type vacuole membrane YJR022W LSM8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0101769749653293 0.555621211467059 1427 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 YNL078W NIS1 hom FT CELL CYCLE|NUCLEUS|SITE OF POLARIZED GROWTH 0.0101142038885762 0.558061955160628 1428 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 YOR325W_d YOR325W hom 0.0101130117419066 0.558108360088281 1429 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the verified ORF FRT1 Unknown Unknown Unknown YLL046C RNP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.010112456939175 0.558423549253009 1430 Ribonucleoprotein that contains two RNA recognition motifs (RRM) ribosome biogenesis RNA binding cytoplasm YJL174W KRE9 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.010102084348036 0.558533801932471 1431 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 YNR027W BUD17 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0100711388164949 0.559739474258153 1432 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 YER012W PRE1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0100601097538635 0.560169483572197 1433 Beta 4 subunit of the 20S proteasome; localizes to the nucleus throughout the cell cycle proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YIL053W RHR2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0100260655621111 0.561497832411552 1434 Constitutively expressed glycerol-1-phosphatase; involved in glycerol biosynthesis, induced in response to both anaerobic and osmotic stress; RHR2 has a paralog, HOR2, that arose from the whole genome duplication glycerol biosynthetic process|response to osmotic stress glycerol-1-phosphatase activity nucleus|cytoplasm YDR206W EBS1 hom FT TRANSLATION|NUCLEUS|CHROMOSOME 0.0100051101875893 0.562374515879934 1435 Protein involved in inhibition of translation and nonsense-mediated decay; interacts with cap binding protein Cdc33p and with Nam7p; localizes to P-bodies upon glucose starvation; mRNA abundance regulated by mRNA decay factors negative regulation of translation|nuclear-transcribed mRNA catabolic process, nonsense-mediated decay molecular_function cytoplasmic mRNA processing body|cytoplasm YDR247W VHS1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.00999850702705586 0.563157327915014 1436 Cytoplasmic serine/threonine protein kinase; identified as a high-copy suppressor of the synthetic lethality of a sis2 sit4 double mutant, suggesting a role in G1/S phase progression; homolog of Sks1p protein phosphorylation|G1/S transition of mitotic cell cycle protein serine/threonine kinase activity|protein kinase activity cytoplasm YER092W IES5 hom FT NUCLEUS 0.00999598209036343 0.562672906250632 1437 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions biological_process molecular_function nucleus YDR187C_d YDR187C het FF 0.00999286313180981 0.562794802012552 1438 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 YIL142W CCT2 het 0.00998306184975833 0.563177940566963 1439 Subunit beta of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex|cytoplasm YGL050W TYW3 hom FT RNA PROCESSING 0.00998160041755198 0.563235079682301 1440 tRNA methyltransferase required for synthesis of wybutosine, a modified guanosine found at the 3'-position adjacent to the anticodon of phenylalanine tRNA which supports reading frame maintenance by stabilizing codon-anticodon interactions tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity cellular_component YKL124W SSH4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00996300687879433 0.563962294193972 1441 Specificity factor required for Rsp5p-dependent ubiquitination and sorting of cargo proteins at the multivesicular body; identified as a high-copy suppressor of a SHR3 deletion, increasing steady-state levels of amino acid permeases protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|vesicle-mediated transport molecular_function fungal-type vacuole YER110C KAP123 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0099596365722305 0.564384804712724 1442 Karyopherin beta, mediates nuclear import of ribosomal proteins prior to assembly into ribosomes and import of histones H3 and H4; localizes to the nuclear pore, nucleus, and cytoplasm; exhibits genetic interactions with RAI1 NLS-bearing substrate import into nucleus|Unknown|protein import into nucleus|ribosomal protein import into nucleus protein transporter activity|nuclear localization sequence binding integral to membrane|nucleus|nuclear pore|cytoplasm YCR087C-A_p YCR087C-A hom FT NUCLEUS 0.00990576298830356 0.566204001922663 1443 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; YCR087C-A is not an essential gene biological_process molecular_function nucleolus YGL259W_p YPS5 hom FT PROTEOLYSIS 0.0099044889662359 0.566253942032464 1444 Protein with similarity to GPI-anchored aspartic proteases such as Yap1p and Yap3p biological_process aspartic-type endopeptidase activity cellular_component YOL048C RRT8 hom 0.00990036734921383 0.566415518859783 1445 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 YJL188C_d BUD19 hom 0.00989929172770332 0.566457689323807 1446 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 88% of ORF overlaps the verified gene RPL39; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YER025W GCD11 het FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.00988691158934599 0.566943169309021 1447 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 YKL222C YKL222C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CYTOSKELETON 0.00988167122898074 0.567148727047354 1448 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; similar to transcriptional regulators from the zinc cluster (binuclear cluster) family; null mutant is sensitive to caffeine biological_process sequence-specific DNA binding ribosome|nucleus|mitotic spindle YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.00988136843837754 0.567160605365427 1449 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 YLL054C_p YLL054C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00987517847444417 0.567403460545072 1450 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 YDR022C ATG31 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.00987449594801467 0.567430241628195 1451 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 YJL101C GSH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00986036043784535 0.568504892447666 1452 Gamma glutamylcysteine synthetase; catalyzes the first step in glutathione (GSH) biosynthesis; expression induced by oxidants, cadmium, and mercury; protein abundance increases in response to DNA replication stress response to cadmium ion|response to hydrogen peroxide|glutathione biosynthetic process glutamate-cysteine ligase activity intracellular YMR172W HOT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00984436647239275 0.568901452015611 1453 Transcription factor required for the transient induction of glycerol biosynthetic genes GPD1 and GPP2 in response to high osmolarity; targets Hog1p to osmostress responsive promoters; has similarity to Msn1p and Gcr1p cellular hyperosmotic salinity response|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter in response to osmotic stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00984301388704225 0.568666197036163 1454 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 YML116W-A_d YML116W-A hom 0.00983880667352638 0.568889097291729 1455 Putative protein of unknown function Unknown Unknown Unknown YOR211C MGM1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0098350426517003 0.568979343978503 1456 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 YML009W-B_d YML009W-B hom 0.00979865807261107 0.570409742916804 1457 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 YHL003C LAG1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00979083536022844 0.570947336685592 1458 Ceramide synthase component; involved in synthesis of ceramide from C26(acyl)-coenzyme A and dihydrosphingosine or phytosphingosine, functionally equivalent to Lac1p; forms ER foci upon DNA replication stress replicative cell aging|ceramide biosynthetic process sphingosine N-acyltransferase activity integral to membrane|endoplasmic reticulum YER087C-B SBH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00976646766139649 0.571676681468851 1459 Beta subunit of the Sec61p ER translocation complex (Sec61p-Sss1p-Sbh1p); involved in protein translocation into the endoplasmic reticulum; interacts with the exocyst complex and also with Rtn1p; homologous to Sbh2p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation ARF guanyl-nucleotide exchange factor activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex YOR098C NUP1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00975898053892635 0.571971548535362 1460 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier; possible karyopherin release factor that accelerates release of karyopherin-cargo complexes after transport across NPC; both NUP1 and NUP60 are homologous to human NUP153 poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YGL178W MPT5 hom FT TRANSLATION 0.00974811517366398 0.57251414303718 1461 mRNA-binding protein of the PUF family; binds to the 3' UTR of specific mRNAs, including those involved in mating type switching, cell wall integrity, chronological lifespan, chromatin modification, and spindle pole body architecture; recruits the CCR4-NOT deadenylase complex to mRNAs along with Dhh1p and Dcp1p to promote deadenylation, decapping, and decay; also interacts with the Caf20p translational initiation repressor, affecting its mRNA target specificity negative regulation of translation|negative regulation of translational initiation|Unknown mRNA binding|protein binding, bridging cytoplasm YJR008W MHO1 hom FT NUCLEUS 0.00973505173048695 0.573200631252817 1462 Protein of unknown function; inhibits haploid invasive growth when overexpressed; synthetically lethal with phospholipase C (PLC1); expression induced by mild heat-stress on a non-fermentable carbon source, upon entry into stationary phase and upon nitrogen deprivation; repressed by inosine and choline in an Opi1p-dependent manner; highly conserved from bacteria to human; Memo, the human homolog, is an ErbB2 interacting protein with an essential function in cell motility biological_process molecular_function nucleus|cytoplasm YBR162W-A YSY6 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00971042178793446 0.573885700776606 1463 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 YMR276W DSK2 hom FT CELL CYCLE|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00969849547861923 0.574356291195942 1464 Nuclear-enriched ubiquitin-like polyubiquitin-binding protein; required for spindle pole body (SPB) duplication and for transit through the G2/M phase of the cell cycle; involved in proteolysis; interacts with the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|spindle pole body duplication associated with nuclear envelope protein binding, bridging nucleus YOL062C APM4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.00967885405881664 0.57518869582092 1465 Mu2-like subunit of the clathrin associated protein complex (AP-2); involved in vesicle transport intracellular protein transport|vesicle-mediated transport molecular_function AP-2 adaptor complex YGL247W BRR6 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00967847783006709 0.575146561273741 1466 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 YLR044C PDC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00966858322850466 0.575537376612531 1467 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 YGR201C_p YGR201C hom 0.00966560374310368 0.575655084396125 1468 Putative protein of unknown function biological_process molecular_function cellular_component YDR536W STL1 hom FT PLASMA MEMBRANE 0.00966083391360457 0.575843545311776 1469 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 YMR163C INP2 hom FT PEROXISOME ORGANIZATION 0.00965699205199651 0.576052266295762 1470 Peroxisome-specific receptor important for peroxisome inheritance; co-fractionates with peroxisome membranes and co-localizes with peroxisomes in vivo; physically interacts with the myosin V motor Myo2p; INP2 is not an essential gene peroxisome inheritance protein anchor peroxisome|integral to peroxisomal membrane|cytoplasm YBR119W MUD1 hom FT RNA PROCESSING|NUCLEUS 0.00964699922826741 0.576390332748088 1471 U1 snRNP A protein, homolog of human U1-A; involved in nuclear mRNA splicing mRNA splicing, via spliceosome U1 snRNA binding|RNA binding U1 snRNP|U2-type prespliceosome YCR087W_d YCR087W hom 0.00963697125224887 0.576786820817441 1472 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps uncharacterized gene YCR087C-A; YCR087W is not an essential gene Unknown Unknown Unknown YDL027C_p YDL027C hom FT MITOCHONDRION 0.0096360956255323 0.576821447617084 1473 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YDL027C is not an essential gene biological_process molecular_function mitochondrion YPL160W CDC60 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00963477120864888 0.576873823757297 1474 Cytosolic leucyl tRNA synthetase, ligates leucine to the appropriate tRNA leucyl-tRNA aminoacylation|DNA replication initiation leucine-tRNA ligase activity cytoplasm YIL102C_p YIL102C hom 0.00961132541418107 0.577801395139085 1475 Putative protein of unknown function biological_process molecular_function cellular_component YGL262W_p YGL262W hom 0.00960750880879171 0.577952455496603 1476 Putative protein of unknown function; null mutant displays elevated sensitivity to expression of a mutant huntingtin fragment or of alpha-synuclein; YGL262W is not an essential gene biological_process molecular_function cellular_component YPL210C SRP72 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00958999813858859 0.578645761737365 1477 Core component of the signal recognition particle (SRP) ribonucleoprotein (RNP) complex that functions in targeting nascent secretory proteins to the endoplasmic reticulum (ER) membrane SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YKR033C_d YKR033C hom 0.00953172758377065 0.580955697110985 1478 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 YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00952341665647711 0.581285506400878 1479 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 YJR139C HOM6 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00947335632000424 0.583835946857258 1480 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 YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.00946986036161452 0.583412921280923 1481 Transcription factor involved in cell-type-specific transcription and pheromone response; plays a central role in the formation of both repressor and activator complexes regulation of mating type switching|positive regulation of transcription involved in G2/M-phase of mitotic cell cycle|DNA replication initiation|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter|Unknown|positive regulation of mating-type specific transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA replication origin binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding, bending|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II repressing transcription factor binding nuclear chromatin YMR292W GOT1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00941715690921746 0.585733729150677 1482 Homodimeric protein that is packaged into COPII vesicles and cycles between the ER and Golgi; involved in secretory transport but not directly required for aspects of transport assayed in vitro; may influence membrane composition ER to Golgi vesicle-mediated transport|Golgi to endosome transport molecular_function integral to membrane|endoplasmic reticulum|Golgi apparatus|ER to Golgi transport vesicle|Golgi membrane YAL033W POP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00939085235601396 0.5865579588909 1483 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 YLR132C USB1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00937872020672358 0.587041592966554 1484 Putative phosphodiesterase specific for U6 snRNA 3' end modification; trims the 3' poly(u) tract to leave a terminal 3' phosphate; human homolog, hUSB1 (aka C16orf57) produces a 2',3' cyclic phosphate; mutations in hUSB1 are associated with a rare skin condition (OMIM 604173); essential protein that localizes to the nucleus and mitochondria; overexpression suppresses the respiratory defects of oxa1 and mtf2 mutants U6 snRNA 3'-end processing phosphoric diester hydrolase activity mitochondrion|nucleus|cytoplasm YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.00937299597050394 0.587269847088063 1485 Cytoplasmic GTP binding protein and negative regulator of the Ran/Tc4 GTPase cycle; component of GSE complex, which is required for sorting of Gap1p; involved in phosphate transport and telomeric silencing; similar to human RagA and RagB phosphate ion transport|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|chromatin silencing at telomere GDP binding|GTP binding fungal-type vacuole membrane|EGO complex|nucleus|late endosome membrane|cytoplasm YOR324C FRT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00936596850979147 0.587550123473631 1486 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 YDL011C_d YDL011C hom 0.0093613915457914 0.58823424652464 1487 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 YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.00935049926919987 0.588167301439804 1488 Protein of the mitochondrial outer surface, links the Arp2/3 complex with the mitochore during anterograde mitochondrial movement; also binds to and promotes degradation of mRNAs for select nuclear-encoded mitochondrial proteins nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|nuclear-transcribed mRNA catabolic process|intracellular mRNA localization|mitochondrion organization|aerobic respiration|mitochondrion localization mRNA binding external side of mitochondrial outer membrane|cytoplasm YJL123C MTC1 hom FT GOLGI APPARATUS 0.00934105429873904 0.588544275648328 1489 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 YKR032W_d YKR032W hom 0.00933622919786859 0.589126176224807 1490 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR164C ARL1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00932283844733767 0.589271634185446 1491 Soluble GTPase with a role in regulation of membrane traffic; regulates potassium influx; G protein of the Ras superfamily, similar to ADP-ribosylation factor Golgi to plasma membrane protein transport|vesicle-mediated transport|protein targeting to vacuole GTPase activity trans-Golgi network|cytosol|Golgi apparatus YKR011C YKR011C hom FT NUCLEUS 0.00931286271758471 0.589670140415092 1492 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YIL018W RPL2B hom FT TRANSLATION|RIBOSOME 0.00930874348358461 0.589834730047128 1493 Ribosomal 60S subunit protein L2B; homologous to mammalian ribosomal protein L2 and bacterial L2; RPL2B has a paralog, RPL2A, that arose from the whole genome duplication; expression is upregulated at low temperatures cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOR146W_d YOR146W het 0.00930454682905409 0.590168801241718 1494 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps the verified gene PNO1/YOR145C Unknown Unknown Unknown YBR059C AKL1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.00929292877513173 0.590466824857931 1495 Ser-Thr protein kinase, member (with Ark1p and Prk1p) of the Ark kinase family; involved in endocytosis and actin cytoskeleton organization regulation of endocytosis|protein phosphorylation|actin cytoskeleton organization protein kinase activity cellular bud neck|cytoplasm YPL054W LEE1 hom 0.00928775888593756 0.590673526665616 1496 Zinc-finger protein of unknown function biological_process molecular_function cellular_component YOL033W MSE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00928193680908404 0.590906343986884 1497 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 YHR191C CTF8 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00926065622911143 0.591923493426378 1498 Subunit of a complex with Ctf18p that shares some subunits with Replication Factor C and is required for sister chromatid cohesion maintenance of DNA trinucleotide repeats|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YKL206C ADD66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00924830996270355 0.592251862852002 1499 Protein involved in 20S proteasome assembly; forms a heterodimer with Pba1p that binds to proteasome precursors; similar to human PAC2 constituent of the PAC1-PAC2 complex involved in proteasome assembly proteasome assembly molecular_function cytosol|cytoplasm YER043C SAH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00924696001006556 0.592361108548843 1500 S-adenosyl-L-homocysteine hydrolase, catabolizes S-adenosyl-L-homocysteine which is formed after donation of the activated methyl group of S-adenosyl-L-methionine (AdoMet) to an acceptor methionine metabolic process|selenocysteine metabolic process adenosylhomocysteinase activity cytoplasm YPL191C_p YPL191C hom 0.0092467655127157 0.59231369502876 1501 Putative protein of unknown function; diploid deletion strain exhibits high budding index; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YPL080C_d YPL080C hom 0.00923859988061033 0.592640655944028 1502 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR215W GAS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00921704278796181 0.593504222906693 1503 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 YKL180W RPL17A het FT TRANSLATION|RIBOSOME 0.00921329790408665 0.593654299875741 1504 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 YGR225W AMA1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00918765284384766 0.59484736947548 1505 Activator of meiotic anaphase promoting complex (APC/C); Cdc20p family member; required for initiation of spore wall assembly; required for Clb1p degradation during meiosis ascospore wall assembly|positive regulation of protein catabolic process|ascospore formation|meiosis I enzyme activator activity anaphase-promoting complex YPL006W NCR1 hom FT LIPID METABOLISM 0.00918147840320891 0.594985093091335 1506 Vacuolar membrane protein that transits through the biosynthetic vacuolar protein sorting pathway, involved in sphingolipid metabolism; glycoprotein and functional orthologue of human Niemann Pick C1 (NPC1) protein sphingolipid metabolic process sphingolipid transporter activity fungal-type vacuole membrane|integral to membrane YNR073C_p YNR073C hom 0.0091645731315265 0.595773110400228 1507 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YNR068C_p YNR068C hom 0.00916375233393661 0.595641480660982 1508 Putative protein of unknown function; exhibits homology to C-terminal end of Bul1p; expressed as a readthrough product of BSC5, the readthrough locus being termed BUL3; the BUL3 readthrough product is involved in ubiquitin-mediated sorting of plasma membrane proteins and interacts with WW domains of Rsp5p in vitro, but in a functionally different way than the non-readthrough form biological_process molecular_function cellular_component YGL011C SCL1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0091406321833756 0.596569823447535 1509 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 YOL087C DUF1 hom 0.00910521825479847 0.597993073239004 1510 Ubiquitin-binding protein of unknown function; contains one WD40 repeat in a beta-propeller fold; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; homolog of human WDR48/UAF1, which is involved in regulating the Fanconi anemia pathway; deletion mutant is sensitive to various chemicals including phenanthroline, sanguinarine, and nordihydroguaiaretic acid biological_process ubiquitin binding cytoplasm YJL085W EXO70 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00909470535326437 0.598688707854353 1511 Subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis prior to SNARE-mediated fusion; PtdIns[4,5]P2-binding protein that localizes to exocytic sites in an actin-independent manner, targeting and anchoring the exocyst with Sec3p; involved in exocyst assembly; direct downstream effector of Rho3p and Cdc42p; relocalizes from bud neck to cytoplasm upon DNA replication stress Golgi to plasma membrane transport|exocytosis|exocyst localization|exocyst assembly|vesicle fusion|vesicle docking involved in exocytosis Rho GTPase binding|phosphatidylinositol-4,5-bisphosphate binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip|exocyst YCR075C ERS1 hom 0.00908823369124304 0.598676212003926 1512 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 YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00905561888409848 0.599989008205055 1513 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 YHR124W NDT80 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.00905171283736245 0.600146319864137 1514 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 YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.009047673633378 0.600852897913469 1515 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 YBR001C NTH2 hom FF|FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00904091235536436 0.600581394227086 1516 Putative neutral trehalase, required for thermotolerance; may mediate resistance to other cellular stresses; NTH2 has a paralog, NTH1, that arose from the whole genome duplication trehalose catabolic process alpha,alpha-trehalase activity mitochondrion|cytoplasm YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00902634771050441 0.601168325387123 1517 RNA polymerase subunit ABC10-alpha, found in RNA pol I, II, and III; relocalizes from nucleolus to cytoplasm upon DNA replication stress transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YDL238C GUD1 hom 0.00901746744599101 0.601526312379796 1518 Guanine deaminase, a catabolic enzyme of the guanine salvage pathway producing xanthine and ammonia from guanine; activity is low in exponentially-growing cultures but expression is increased in post-diauxic and stationary-phase cultures guanine metabolic process guanine deaminase activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides cytoplasm YKR073C_d YKR073C hom 0.00900586653762868 0.60199412051494 1519 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR278W HEM4 het FT COFACTOR METABOLISM 0.00897422117364715 0.603271056665946 1520 Uroporphyrinogen III synthase, catalyzes the conversion of hydroxymethylbilane to uroporphyrinogen III, the fourth step in heme biosynthesis; deficiency in the human homolog can result in the disease congenital erythropoietic porphyria heme biosynthetic process uroporphyrinogen-III synthase activity cellular_component YJL083W TAX4 hom FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS 0.0089555108854816 0.604026616159991 1521 EH domain-containing protein; involved in regulating phosphatidylinositol 4,5-bisphosphate levels and autophagy; Irs4p and Tax4p bind and activate the PtdIns phosphatase Inp51p; Irs4p and Tax4p are involved in localizing Atg17p to the PAS; TAX4 has a paralog, IRS4, that arose from the whole genome duplication autophagy|fungal-type cell wall organization|inositol lipid-mediated signaling|CVT pathway|cellular response to starvation molecular_function pre-autophagosomal structure YBL058W SHP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.00894854189237516 0.604577786059771 1522 UBX (ubiquitin regulatory X) domain-containing protein that regulates Glc7p phosphatase activity and interacts with Cdc48p; interacts with ubiquitylated proteins in vivo and is required for degradation of a ubiquitylated model substrate glycogen metabolic process|proteasomal ubiquitin-dependent protein catabolic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|ascospore formation|sister chromatid biorientation|autophagic vacuole assembly protein phosphatase type 1 regulator activity nucleus|cytoplasm YPL161C BEM4 hom FF|FT SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00894436439722169 0.604476935855822 1523 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 YDL199C_p YDL199C hom 0.00893857824279558 0.604872377757366 1524 Putative transporter, member of the sugar porter family transport|transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YGL209W MIG2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0089176726889433 0.605555896186022 1525 Zinc finger transcriptional repressor; cooperates with Mig1p in glucose-induced repression of many genes; under low glucose conditions Mig2p relocalizes to mitochondrion, where it interacts with Ups1p and antagonizes mitochondrial fission factor, Dnm1p, indicative of a role in mitochondrial fusion or regulating morphology; regulates filamentous growth along with Mig2p in response to glucose depletion; MIG2 has a paralog, MIG3, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter by glucose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding mitochondrion|nucleus YPL165C SET6 hom 0.00891584839297852 0.605629671263996 1526 SET domain protein of unknown function; deletion heterozygote is sensitive to compounds that target ergosterol biosynthesis, may be involved in compound availability biological_process molecular_function cellular_component YNL145W MFA2 hom FT SIGNALING|PLASMA MEMBRANE 0.00891022277541046 0.606287388377234 1527 Mating pheromone a-factor, made by a cells; interacts with alpha cells to induce cell cycle arrest and other responses leading to mating; biogenesis involves C-terminal modification, N-terminal proteolysis, and export; also encoded by MFA1 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YCL029C BIK1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00890676795552498 0.606158145919176 1528 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 YIL156W UBP7 hom FT PROTEOLYSIS 0.00890264389784785 0.606163784918774 1529 Ubiquitin-specific protease that cleaves ubiquitin-protein fusions protein deubiquitination ubiquitin-specific protease activity cytoplasm YLR178C TFS1 hom FT SIGNALING|PROTEOLYSIS 0.00889468400860473 0.606485859230238 1530 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 YOR355W GDS1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.00885049754133605 0.608275127867691 1531 Protein of unknown function, required for growth on glycerol as a carbon source; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies aerobic respiration molecular_function mitochondrion|nucleus|cytoplasm YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00884453374631214 0.608516803302592 1532 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 YDR356W SPC110 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00883379350497365 0.609005544627442 1533 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 YIL050W PCL7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00883127859516229 0.609054104971237 1534 Pho85p cyclin of the Pho80p subfamily, forms a functional kinase complex with Pho85p which phosphorylates Mmr1p and is regulated by Pho81p; involved in glycogen metabolism, expression is cell-cycle regulated regulation of glycogen catabolic process|regulation of cyclin-dependent protein kinase activity|regulation of protein stability|regulation of glycogen biosynthetic process cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YHL043W ECM34 hom FT CELL WALL ORG/BIOGENESIS 0.00882441574708345 0.609332375523281 1535 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 YPR160W GPH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00882332899189349 0.609483159405197 1536 Non-essential glycogen phosphorylase required for the mobilization of glycogen, activity is regulated by cyclic AMP-mediated phosphorylation, expression is regulated by stress-response elements and by the HOG MAP kinase pathway glycogen catabolic process glycogen phosphorylase activity cytoplasm YBR013C_p YBR013C hom 0.00881380894217616 0.609762564867245 1537 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YBR275C RIF1 hom FT CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00880832367844896 0.609985088347617 1538 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif2p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance|chromatin silencing at silent mating-type cassette telomeric DNA binding nuclear telomere cap complex YCL044C MGR1 hom FT PROTEOLYSIS|MITOCHONDRION 0.00879242302951565 0.611056329410937 1539 Subunit of the mitochondrial (mt) i-AAA protease supercomplex, which degrades misfolded mitochondrial proteins; forms a subcomplex with Mgr3p that binds to substrates to facilitate proteolysis; required for growth of cells lacking mtDNA misfolded or incompletely synthesized protein catabolic process misfolded protein binding mitochondrion|i-AAA complex YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.00876699988030509 0.611662649326619 1540 Rab family GTP-binding protein that contains the PEST signal sequence specific for proteolytic enzymes; may be involved in vesicular transport; overexpression leads to accumulation of Golgi-like cisternae with budding vesicles Golgi organization GTPase activity|guanyl nucleotide binding cytoplasm YLR094C GIS3 hom FT SIGNALING|NUCLEUS 0.00876416055576411 0.611777988104678 1541 Protein of unknown function intracellular signal transduction molecular_function nucleus|cytoplasm YIL158W AIM20 hom FT CELL CYCLE 0.008762561869971 0.611842934004749 1542 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 YPR062W FCY1 hom FT NUCLEUS 0.00875891839163962 0.611990960088861 1543 Cytosine deaminase, zinc metalloenzyme that catalyzes the hydrolytic deamination of cytosine to uracil; of biomedical interest because it also catalyzes the deamination of 5-fluorocytosine (5FC) to form anticancer drug 5-fluorouracil (5FU) cytosine metabolic process|pyrimidine-containing compound salvage|cytidine metabolic process cytosine deaminase activity nucleus|cytoplasm YMR182W-A_p YMR182W-A hom 0.00875652273422886 0.612088298729816 1544 Putative protein of unknown function biological_process molecular_function cellular_component YLR193C UPS1 hom FT LIPID METABOLISM|MITOCHONDRION 0.00872547631481679 0.613350373351816 1545 Phosphatidic acid transfer protein; plays a role in phospholipid metabolism by transporting phosphatidic acid from the outer to the inner mitochondrial membrane; localizes to the mitochondrial intermembrane space; null mutant has altered cardiolipin and phosphatidic acid levels; ortholog of human PRELI Unknown|cardiolipin metabolic process molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial intermembrane space YFR030W MET10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00872417114135538 0.613403455372885 1546 Subunit alpha of assimilatory sulfite reductase, which converts sulfite into sulfide sulfate assimilation sulfite reductase (NADPH) activity sulfite reductase complex (NADPH) YML047W-A_d YML047W-A hom 0.00870360223503739 0.614504435275754 1547 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML005W TRM12 hom FT RNA PROCESSING 0.00870278393755096 0.614273571524539 1548 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 YHR172W SPC97 het FT CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00869326418628418 0.614872172544834 1549 Component of the microtubule-nucleating Tub4p (gamma-tubulin) complex; interacts with Spc110p at the spindle pole body (SPB) inner plaque and with Spc72p at the SPB outer plaque microtubule nucleation structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YDR499W LCD1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00868652765732936 0.614935304712245 1550 Essential protein required for the DNA integrity checkpoint pathways; interacts physically with Mec1p; putative homolog of S. pombe Rad26 and human ATRIP; forms nuclear foci upon DNA replication stress establishment of protein localization|telomere maintenance via telomerase|DNA damage checkpoint damaged DNA binding nuclear chromosome YER032W FIR1 hom FT RNA PROCESSING|SITE OF POLARIZED GROWTH 0.00868263153408155 0.615093948076227 1551 Protein involved in 3' mRNA processing, interacts with Ref2p; potential Cdc28p substrate mRNA polyadenylation|RNA polyadenylation molecular_function cellular bud neck YFR013W IOC3 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00867793541611739 0.615285189745544 1552 Subunit of the Isw1a complex; Isw1a has nucleosome-stimulated ATPase activity and represses transcription initiation by specific positioning of a promoter proximal dinucleosome; IOC3 has a paralog, ESC8, that arose from the whole genome duplication chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YDR062W LCB2 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0086739091603498 0.615449173183914 1553 Component of serine palmitoyltransferase, responsible along with Lcb1p for the first committed step in sphingolipid synthesis, which is the condensation of serine with palmitoyl-CoA to form 3-ketosphinganine sphingolipid biosynthetic process serine C-palmitoyltransferase activity SPOTS complex|serine C-palmitoyltransferase complex YPR063C_p YPR063C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00866889086284976 0.615706243766972 1554 ER-localized protein of unknown function biological_process molecular_function endoplasmic reticulum YGL237C HAP2 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00865678322715691 0.616304733466148 1555 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 YCL012C YCL012C hom 0.00864810446455704 0.616974021079866 1556 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 YDR524C AGE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.00862951418466571 0.617468551364684 1557 ADP-ribosylation factor (ARF) GTPase activating protein (GAP) effector, involved in the secretory and endocytic pathways; contains C2C2H2 cysteine/histidine motif ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport phospholipid binding|ARF GTPase activator activity endosome|trans-Golgi network|cytoplasm YPL158C AIM44 hom FT SITE OF POLARIZED GROWTH 0.00862309726440744 0.617625218682526 1558 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 YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00861511547959524 0.61784593646113 1559 Histone variant H2AZ, exchanged for histone H2A in nucleosomes by the SWR1 complex; involved in transcriptional regulation through prevention of the spread of silent heterochromatin nuclear-transcribed mRNA catabolic process, non-stop decay|regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette chromatin binding nuclear chromatin|chromatin assembly complex YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.00861208963432528 0.617969397428606 1560 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin nucleation|actin filament organization ubiquitin binding Arp2/3 protein complex YDR024W_d FYV1 hom 0.0086040990473547 0.618504982698815 1561 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; mutation decreases survival upon exposure to K1 killer toxin Unknown Unknown Unknown YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.00859245960020782 0.618770606685885 1562 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YMR181C_p YMR181C hom 0.00859212711045637 0.618784181319453 1563 Protein of unknown function; mRNA transcribed as part of a bicistronic transcript with a predicted transcriptional repressor RGM1/YMR182C; mRNA is destroyed by nonsense-mediated decay (NMD); not an essential gene; YMR181C has a paralog, YPL229W, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL090W LIF1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00858876372334691 0.618921506386719 1564 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 YMR125W STO1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.00858096198839952 0.619501467350132 1565 Large subunit of the nuclear mRNA cap-binding protein complex, interacts with Npl3p to carry nuclear poly(A)+ mRNA to cytoplasm; also involved in nuclear mRNA degradation and telomere maintenance; orthologous to mammalian CBP80 nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|mRNA splicing, via spliceosome|response to osmotic stress mRNA binding commitment complex|nuclear cap binding complex|polysome YDL111C RRP42 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00857857503150183 0.619337585676333 1566 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) YPR177C_d YPR177C het 0.00856232472910458 0.620053626343352 1567 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the 5' end of the essential PRP4 gene encoding a component of the U4/U6-U5 snRNP complex Unknown Unknown Unknown YGR109C CLB6 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00855922727501972 0.620388902895422 1568 B-type cyclin involved in DNA replication during S phase; activates Cdc28p to promote initiation of DNA synthesis; functions in formation of mitotic spindles along with Clb3p and Clb4p; most abundant during late G1 regulation of cyclin-dependent protein kinase activity|G1/S transition of mitotic cell cycle|regulation of S phase of mitotic cell cycle|premeiotic DNA replication cyclin-dependent protein kinase regulator activity cellular_component YJL009W_d YJL009W het 0.0085506877229765 0.620477053037436 1569 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps CCT8/YJL008C, a verified gene encoding a subunit of the cytosolic chaperonin Cct ring complex Unknown Unknown Unknown YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00852781164840939 0.621412443239966 1570 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 YLR116W MSL5 het FT RNA PROCESSING|NUCLEUS 0.00852202758433225 0.621649047430687 1571 Component of the commitment complex, which defines the first step in the splicing pathway; essential protein that interacts with Mud2p and Prp40p, forming a bridge between the intron ends; also involved in nuclear retention of pre-mRNA mRNA splicing, via spliceosome pre-mRNA branch point binding commitment complex YMR302C YME2 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00852141348360213 0.621934169339799 1572 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 YDR272W GLO2 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00851782820697802 0.621820852579199 1573 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 YPR039W_d YPR039W hom 0.00848070385150159 0.623340581428204 1574 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified non essential genes ERV2/YPR037C and TIP41/YPR040W Unknown Unknown Unknown YPL189W GUP2 hom 0.00845440371329289 0.624418179770249 1575 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 YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0084458555032554 0.624768599599451 1576 Protein involved in the initiation of DNA replication; required for proper assembly of replication proteins at the origins of replication; interacts with Cdc45p; localizes to nuclear foci that become diffuse upon DNA replication stress DNA unwinding involved in replication|double-strand break repair via break-induced replication|DNA replication initiation chromatin binding nuclear chromatin|DNA replication preinitiation complex YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00844553764319539 0.624781631386517 1577 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 YOR067C ALG8 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00843745291578656 0.625113132535286 1578 Glucosyl transferase, involved in N-linked glycosylation; adds glucose to the dolichol-linked oligosaccharide precursor prior to transfer to protein during lipid-linked oligosaccharide biosynthesis; similar to Alg6p oligosaccharide-lipid intermediate biosynthetic process|protein N-linked glycosylation dolichyl pyrophosphate Glc1Man9GlcNAc2 alpha-1,3-glucosyltransferase activity integral to membrane|endoplasmic reticulum membrane YPL110C GDE1 hom FT LIPID METABOLISM|SIGNALING|CARBOHYDRATE METABOLISM 0.00843440534857621 0.625238112769554 1579 Glycerophosphocholine (GroPCho) phosphodiesterase; hydrolyzes GroPCho to choline and glycerolphosphate, for use as a phosphate source and as a precursor for phosphocholine synthesis; may interact with ribosomes glycerophospholipid catabolic process glycerophosphocholine phosphodiesterase activity ribosome|cytoplasm YLR059C REX2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00842670735330293 0.625553854252835 1580 3'-5' RNA exonuclease; involved in 3'-end processing of U4 and U5 snRNAs, 5S and 5.8S rRNAs, and RNase P and RNase MRP RNA; localized to mitochondria and null suppresses escape of mtDNA to nucleus in yme1 yme2 mutants; RNase D exonuclease U5 snRNA 3'-end processing|U4 snRNA 3'-end processing|mitochondrial genome maintenance|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) 3'-5'-exoribonuclease activity|3'-5' exonuclease activity mitochondrion YPR137W RRP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00842580716553437 0.625745420815557 1581 Protein involved in pre-rRNA processing, associated with U3 snRNP; component of small ribosomal subunit (SSU) processosome; ortholog of the human U3-55k protein rRNA modification|rRNA processing snoRNA binding box C/D snoRNP complex|small-subunit processome|nucleolus|90S preribosome YGL192W IME4 hom FT CELL CYCLE|NUCLEUS 0.00840451692778205 0.626618744140604 1582 Probable mRNA N6-adenosine methyltransferase required for entry into meiosis; transcribed in diploid cells; haploids repress IME4 transcription via production of antisense IME4 transcripts; antisense transcription is repressed in diploids meiosis|mRNA methylation mRNA (N6-adenosine)-methyltransferase activity cellular_component YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.00838747603213401 0.62752374019831 1583 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 YOR286W RDL2 hom FT MITOCHONDRION 0.00836843566302497 0.627946153589561 1584 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 YDL010W GRX6 hom FT RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00836488184585124 0.628092179652421 1585 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 YOR316C COT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00835183193711788 0.628628524154628 1586 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 YGR236C SPG1 hom FT MITOCHONDRION 0.00833463024567155 0.629335804189726 1587 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 YOR137C SIA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00832015739132913 0.630135370885492 1588 Protein of unassigned function involved in activation of the Pma1p plasma membrane H+-ATPase by glucose proton transport molecular_function cellular_component YMR194C-A_d YMR194C-A hom 0.00831659699149939 0.630077640546455 1589 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00830322840370142 0.630627826728817 1590 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; mutations in human ortholog SDHAF1 are associated with infantile leukoencephalopathy mitochondrial respiratory chain complex II assembly molecular_function mitochondrion YJL131C AIM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00828295304946557 0.631462652587787 1591 Mitochondrial translation initiation factor 3 (IF3, mIF3); evolutionarily conserved; binds to E. coli ribosomes in vitro; null mutant displays severe respiratory growth defect and elevated frequency of mitochondrial genome loss positive regulation of mitochondrial translational initiation ribosome binding|translation initiation factor activity mitochondrion YAR050W FLO1 hom FT PLASMA MEMBRANE 0.00827962482620772 0.631599735177438 1592 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 YKL213C DOA1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.00825214773341788 0.633392036442992 1593 WD repeat protein required for ubiquitin-mediated protein degradation; forms a complex with Cdc48p; plays a role in controlling cellular ubiquitin concentration; also promotes efficient NHEJ in postdiauxic/stationary phase; protein increases in abundance and relocalizes from nucleus to nuclear periphery upon DNA replication stress double-strand break repair via nonhomologous end joining|ubiquitin-dependent protein catabolic process ubiquitin binding nucleus|cytoplasm YGR245C SDA1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00824395758602058 0.633069588813947 1594 Highly conserved nuclear protein required for actin cytoskeleton organization and passage through Start, plays a critical role in G1 events, binds Nap1p, also involved in 60S ribosome biogenesis ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus|traversing start control point of mitotic cell cycle|actin cytoskeleton organization molecular_function nucleus YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.00823470459091773 0.633451143467688 1595 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 YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.00822716141091254 0.633762264650626 1596 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; contains two essential bromodomains, a bromo-adjacent homology (BAH) domain, and an AT hook double-strand break repair|ATP-dependent chromatin remodeling|regulation of sporulation resulting in formation of a cellular spore|double-strand break repair via nonhomologous end joining|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA-dependent ATPase activity RSC complex YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00821598607442238 0.634729218534094 1597 Beta 2 subunit of the 20S proteasome; endopeptidase with trypsin-like activity that cleaves after basic residues; synthesized as a proprotein before being proteolytically processed for assembly into 20S particle; human homolog is subunit Z proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YML057W CMP2 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.00819690356326691 0.635010910640604 1598 Calcineurin A; one isoform (the other is CNA1) of the catalytic subunit of calcineurin, a Ca++/calmodulin-regulated protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is CNB1 adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity calcineurin complex|cytoplasm YNL066W SUN4 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00819149787097767 0.635234095954486 1599 Cell wall protein related to glucanases, possibly involved in cell wall septation; member of the SUN family mitochondrion organization glucosidase activity fungal-type cell wall|mitochondrial matrix YLR289W GUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION|RIBOSOME 0.00818435881940074 0.635528897400609 1600 Mitochondrial matrix GTPase that associates with mitochondrial ribosomes; important for translation under temperature and nutrient stress; may have a role in translational fidelity; similar to bacterial LepA elongation factor positive regulation of translation ribosome binding|GTPase activity mitochondrion|mitochondrial ribosome|mitochondrial matrix YLR013W GAT3 hom FT NUCLEUS 0.00817997358109528 0.635710010954907 1601 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YJR019C TES1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0081796316215538 0.636278771028581 1602 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 YOR023C AHC1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00817176736122133 0.636048992353628 1603 Subunit of the Ada histone acetyltransferase complex, required for structural integrity of the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex YBR255W MTC4 hom 0.00815872009126466 0.636588104067341 1604 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 YFR056C_d YFR056C hom 0.00812805282404968 0.637856029283082 1605 Dubious open reading frame unlikely to encode a protein based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YFR055W Unknown Unknown Unknown YJR140C HIR3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.00811540412793446 0.638379293194441 1606 Subunit of the HIR complex; a nucleosome assembly complex involved in regulation of histone gene transcription; involved in position-dependent gene silencing and nucleosome reassembly; ortholog of human CABIN1 protein DNA replication-independent nucleosome assembly|regulation of transcription involved in G1/S phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter nucleosome binding|DNA binding|transcription corepressor activity HIR complex|nucleus YOL116W MSN1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0081116102585743 0.63853627689516 1607 Transcriptional activator; involved in regulation of invertase and glucoamylase expression, invasive growth and pseudohyphal differentiation, iron uptake, chromium accumulation, and response to osmotic stress; localizes to the nucleus; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription from RNA polymerase II promoter in response to methylglyoxal|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|Unknown|positive regulation of starch catabolic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of invasive growth in response to glucose limitation by positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleus YFR005C SAD1 het FT RNA PROCESSING|PROTEOLYSIS|NUCLEUS 0.00811054518241474 0.638580350801844 1608 Conserved zinc-finger domain protein involved in pre-mRNA splicing, required for assembly of U4 snRNA into the U4/U6 particle mRNA splicing, via spliceosome molecular_function nucleus YIL166C_p YIL166C hom 0.00810292118309817 0.638895876705338 1609 Putative protein with similarity to the allantoate permease (Dal5p) subfamily of the major facilitator superfamily; mRNA expression is elevated by sulfur limitation; YIL166C is a non-essential gene transport transporter activity integral to membrane|membrane YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0080893634348109 0.639457137419813 1610 Partially redundant sensor-transducer of the stress-activated PKC1-MPK1 signaling pathway involved in maintenance of cell wall integrity and recovery from heat shock; secretory pathway Wsc2p is required for the arrest of secretion response fungal-type cell wall organization|response to heat|Rho protein signal transduction transmembrane signaling receptor activity site of polarized growth|cellular bud|mating projection tip|cytoplasm YEL012W UBC8 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.00807354600511421 0.640112204764323 1611 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 YPL260W YPL260W hom FT NUCLEUS 0.00807284532225334 0.640191092124603 1612 Putative substrate of cAMP-dependent protein kinase (PKA); green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YPL260W is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YBR229C ROT2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00806413774117969 0.640501974232527 1613 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 YPR184W GDB1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS|MITOCHONDRION 0.0080623453311458 0.640576242186415 1614 Glycogen debranching enzyme; contains glucanotranferase and alpha-1,6-amyloglucosidase activities; required for glycogen degradation; phosphorylated in mitochondria; activity is inhibited by Igd1p; protein abundance increases in response to DNA replication stress glycogen catabolic process 4-alpha-glucanotransferase activity|amylo-alpha-1,6-glucosidase activity mitochondrion|cytoplasm YGR051C_d YGR051C hom 0.00805864043774591 0.640879173788704 1615 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YGR051C is not an essential gene Unknown Unknown Unknown YMR310C_p YMR310C hom FT NUCLEUS 0.00805258297670415 0.640980805460611 1616 Putative S-adenosylmethionine-dependent methyltransferase; predicted to be involved in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YMR310C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity nucleus YPR068C HOS1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.00804850120111439 0.641149990585342 1617 Class I histone deacetylase (HDAC) family member that deacetylates Smc3p on lysine residues at anaphase onset; has sequence similarity to Hda1p, Rpd3p, Hos2p, and Hos3p; interacts with the Tup1p-Ssn6p corepressor complex peptidyl-lysine deacetylation|histone H4 deacetylation|positive regulation of transcription from RNA polymerase II promoter histone deacetylase activity|protein deacetylase activity histone deacetylase complex YKR018C YKR018C hom FT NUCLEUS|MITOCHONDRION 0.008044498317578 0.641315923817228 1618 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; protein abundance increases in response to DNA replication stress; YKR018C has a paralog, IML2, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YPL211W NIP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.00803643596095158 0.641650190477598 1619 Nucleolar protein required for 60S ribosome subunit biogenesis, constituent of 66S pre-ribosomal particles; physically interacts with Nop8p and the exosome subunit Rrp43p ribosomal large subunit assembly|ribosomal large subunit biogenesis|rRNA processing molecular_function cytosolic large ribosomal subunit|nucleolus|preribosome, large subunit precursor YPR021C AGC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00802388133350159 0.642170851988177 1620 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 YNL254C RTC4 hom FT NUCLEUS 0.00800544984958275 0.642935555152137 1621 Protein of unknown function; null mutation suppresses cdc13-1 temperature sensitivity; (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YOR360C PDE2 hom FT SIGNALING|NUCLEUS 0.00799943794213339 0.643185064822113 1622 High-affinity cyclic AMP phosphodiesterase, component of the cAMP-dependent protein kinase signaling system, protects the cell from extracellular cAMP, contains readthrough motif surrounding termination codon cAMP-mediated signaling 3',5'-cyclic-AMP phosphodiesterase activity nucleus|cytoplasm YDR036C EHD3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00799754388593394 0.643263681375551 1623 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 YKR036C CAF4 hom FT TRANSCRIPTION FROM RNA POL II|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00799670521671183 0.643298493277708 1624 WD40 repeat-containing protein associated with the CCR4-NOT complex; interacts in a Ccr4p-dependent manner with Ssn2p; also interacts with Fis1p, Mdv1p and Dnm1p and plays a role in mitochondrial fission; CAF4 has a paralog, MDV1, that arose from the whole genome duplication peroxisome fission|mitochondrial fission|regulation of transcription from RNA polymerase II promoter molecular_function mitochondrion|CCR4-NOT complex YLR341W SPO77 hom FT CELL WALL ORG/BIOGENESIS 0.00799459395539605 0.643386132034823 1625 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation; dispensable for both nuclear divisions during meiosis ascospore wall assembly|ascospore formation molecular_function intracellular YOR148C SPP2 het FT RNA PROCESSING|NUCLEUS 0.00799411583536059 0.643405979554096 1626 Essential protein that promotes the first step of splicing and is required for the final stages of spliceosome maturation; interacts with Prp2p, which may release Spp2p from the spliceosome following the first cleavage reaction mRNA splicing, via spliceosome molecular_function spliceosomal complex YGR242W_d YGR242W hom 0.00799202330329507 0.64349284686329 1627 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YAP1802/YGR241C Unknown Unknown Unknown YGR040W KSS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00798994055011398 0.643579313057454 1628 Mitogen-activated protein kinase (MAPK) involved in signal transduction pathways that control filamentous growth and pheromone response; the KSS1 gene is nonfunctional in S288C strains and functional in W303 strains pheromone-dependent signal transduction involved in conjugation with cellular fusion|signal transduction involved in filamentous growth|negative regulation of sequence-specific DNA binding transcription factor activity|protein phosphorylation|invasive growth in response to glucose limitation MAP kinase activity|protein kinase activity|transcription factor binding nucleus YLR365W_d YLR365W hom 0.00798526358850178 0.643822934319124 1629 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps dubious gene YLR364C-A; YLR365W is not an essential gene Unknown Unknown Unknown YJR152W DAL5 hom FT PLASMA MEMBRANE 0.00798042221710687 0.644172242853655 1630 Allantoate permease; ureidosuccinate permease; also transports dipeptides, though with lower affinity than for allantoate and ureidosuccinate; expression is constitutive but sensitive to nitrogen catabolite repression dipeptide transport|allantoate transport dipeptide transporter activity|allantoate transmembrane transporter activity integral to membrane|plasma membrane YPL097W MSY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00794518633860689 0.645438462904335 1631 Mitochondrial tyrosyl-tRNA synthetase mitochondrial tyrosyl-tRNA aminoacylation tyrosine-tRNA ligase activity mitochondrion YLR396C VPS33 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.00791964663884519 0.646500410600106 1632 ATP-binding protein that is a subunit of the HOPS complex and of the CORVET tethering complex; essential for protein sorting, vesicle docking and fusion at the vacuole regulation of SNARE complex assembly|endocytosis|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vesicle fusion with vacuole|Golgi to vacuole transport|vacuole organization|vacuole fusion, non-autophagic|vesicle docking|protein targeting to vacuole phosphatidylinositol binding|ATP binding cytosol|fungal-type vacuole membrane|HOPS complex|fungal-type vacuole|CORVET complex YCL037C SRO9 hom FT TRANSLATION 0.00791778267525676 0.646577942940211 1633 Cytoplasmic RNA-binding protein; associates with translating ribosomes; involved in heme regulation of Hap1p as a component of the HMC complex, also involved in the organization of actin filaments; contains a La motif; SRO9 has a paralog, SLF1, that arose from the whole genome duplication cytoplasmic translation RNA binding polysome YJR034W PET191 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00788744394574591 0.647840433816642 1634 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 YJR021C REC107 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00786137901474603 0.648925887588546 1635 Protein involved in early stages of meiotic recombination; involved in coordination between the initiation of recombination and the first division of meiosis; part of a complex (Rec107p-Mei4p-Rec114p) required for ds break formation reciprocal meiotic recombination molecular_function condensed nuclear chromosome YBR270C_p BIT2 hom 0.00785683288757636 0.649115283960411 1636 Subunit of TORC2 membrane-associated complex; involved in regulation of actin cytoskeletal dynamics during polarized growth and cell wall integrity; interacts with Slm1p and Slm2p, homologous PH domain-containing TORC2 substrates; BIT2 has a paralog, BIT61, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL078C PRY3 hom 0.00785311096189445 0.649270360128133 1637 Cell wall-associated protein involved in export of acetylated sterols; member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); role in mating efficiency; expression of full-length transcript is daughter cell-specific; in response to alpha factor, a short transcript starting at +452 is expressed and the long form is repressed by Ste12p biological_process molecular_function fungal-type cell wall YBR084W MIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00784887416968614 0.649446906998185 1638 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 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 0.00782161211063363 0.650583385721951 1639 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 YPR147C_p YPR147C hom 0.00780722414084949 0.651183507560887 1640 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm YLR334C_d YLR334C hom 0.0077979907031014 0.651568753091927 1641 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 YMR233W TRI1 hom FT NUCLEUS 0.00779502696419829 0.651692428507297 1642 Non-essential sumoylated protein of unknown function; similar to components of human SWI/SNF complex including SMRD3; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, nucleus and nucleolus; TRI1 has a paralog, UAF30, that arose from the whole genome duplication biological_process molecular_function nucleolus|nucleus|cytoplasm YPL201C YIG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00778749871311166 0.652006621904846 1643 Protein that interacts with glycerol 3-phosphatase and plays a role in anaerobic glycerol production; localizes to the nucleus and cytosol glycerol biosynthetic process molecular_function cytosol|nucleus YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00778514300848297 0.652104950500191 1644 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 YDL201W TRM8 hom FT RNA PROCESSING|NUCLEUS 0.00776559981245231 0.65292092878636 1645 Noncatalytic subunit of a tRNA methyltransferase complex; Trm8p and Trm82p comprise an enzyme that catalyzes a methyl-transfer from S-adenosyl-l-methionine to the N(7) atom of guanine at position 46 in tRNA; Trm8 lacks catalytic activity if not bound to Trm82p tRNA methylation tRNA (guanine-N7-)-methyltransferase activity tRNA methyltransferase complex|nucleus YGL005C COG7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.00771481452050747 0.655476537574123 1646 Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments intra-Golgi vesicle-mediated transport|CVT pathway molecular_function mitochondrion|Golgi transport complex YKR082W NUP133 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00770826809781685 0.655317066799388 1647 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 YDR223W CRF1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.00770355339177762 0.655514272930838 1648 Transcriptional corepressor involved in repression of ribosomal protein (RP) gene transcription via the TOR signaling pathway which promotes accumulation of Crf1p in the nucleus; role in repression of RP genes varies by strain negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter transcription corepressor activity nuclear chromatin|nucleus|cytoplasm YOL100W PKH2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00767784327729063 0.656590094548244 1649 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 YHR045W_p YHR045W hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM 0.00766871939903335 0.656972048100462 1650 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 YML078W CPR3 hom FT MITOCHONDRION 0.00766667891465734 0.657057481302794 1651 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 YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.00765878156658856 0.657388178213864 1652 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 YOR085W OST3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00765716854446933 0.657455730836655 1653 Gamma subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins; Ost3p is important for N-glycosylation of a subset of proteins protein glycosylation|protein complex assembly|protein O-linked mannosylation|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YDL215C GDH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00765100213796729 0.657905195827922 1654 NAD(+)-dependent glutamate dehydrogenase, degrades glutamate to ammonia and alpha-ketoglutarate; expression sensitive to nitrogen catabolite repression and intracellular ammonia levels nitrogen compound metabolic process glutamate dehydrogenase (NAD+) activity mitochondrion YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00763665353315278 0.658315133894132 1655 C-5 sterol desaturase, glycoprotein that catalyzes the introduction of a C-5(6) double bond into episterol, a precursor in ergosterol biosynthesis; mutants are viable, but cannot grow on non-fermentable carbon sources; substrate of the HRD ubiquitin ligase ergosterol biosynthetic process C-5 sterol desaturase activity integral to membrane|endoplasmic reticulum|endoplasmic reticulum lumen YOL140W ARG8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00762897339006697 0.65906636126017 1656 Acetylornithine aminotransferase, catalyzes the fourth step in the biosynthesis of the arginine precursor ornithine arginine biosynthetic process|ornithine biosynthetic process N2-acetyl-L-ornithine:2-oxoglutarate 5-aminotransferase activity mitochondrion|mitochondrial matrix YPL077C_p YPL077C hom 0.00762535510727755 0.658788633900068 1657 Putative protein of unknown function; regulates PIS1 expression; mutant displays spore wall assembly defect in ether sensitivity screen; YPL077C is not an essential gene; YPL077C has a paralog, YBR197C, that arose from the whole genome duplication biological_process molecular_function cellular_component YIL013C PDR11 hom FT NUCLEOTIDE METABOLISM 0.00761531019143424 0.659447830839793 1658 ATP-binding cassette (ABC) transporter, multidrug transporter involved in multiple drug resistance; mediates sterol uptake when sterol biosynthesis is compromised; regulated by Pdr1p; required for anaerobic growth sterol transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00760145671205434 0.659838166224988 1659 Essential kinetochore protein associated with microtubules and SPBs; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p); involved in spindle checkpoint maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-U and fission yeast Mis17; relative distribution to the nucleus increases upon DNA replication stress attachment of spindle microtubules to kinetochore|protein localization to kinetochore molecular_function COMA complex|spindle pole body|kinetochore YDR479C PEX29 hom FT PEROXISOME ORGANIZATION 0.00759390909324028 0.660107208521069 1660 Peroxisomal integral membrane peroxin; involved in the regulation of peroxisomal size, number and distribution; genetic interactions suggest that Pex28p and Pex29p act at steps upstream of those mediated by Pex30p, Pex31p, and Pex32p; forms ER foci upon DNA replication stress peroxisome organization molecular_function integral to membrane|peroxisomal membrane YOR151C RPB2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.00759153615329487 0.660206752048332 1661 RNA polymerase II second largest subunit B150, part of central core; similar to bacterial beta subunit transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity mitochondrion|DNA-directed RNA polymerase II, core complex YOL045W PSK2 hom FT SIGNALING|TRANSLATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00757538522765037 0.66097925170798 1662 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 YGL142C GPI10 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00756302002977662 0.661403457509432 1663 Integral membrane protein involved in glycosylphosphatidylinositol (GPI) anchor synthesis; putative alpha 1,2 mannosyltransferase required for addition of the third mannose onto the GPI core structure; human PIG-Bp is a functional homolog GPI anchor biosynthetic process dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to membrane YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00756293910862378 0.661406854673088 1664 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 YKR094C RPL40B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.00755053702540645 0.662164069172001 1665 Ubiquitin-ribosomal 60S subunit protein L40B fusion protein; cleaved to yield ubiquitin and ribosomal protein L40B; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40B has a paralog, RPL40A, that arose from the whole genome duplication cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag mitochondrion|cytosolic large ribosomal subunit YDR329C PEX3 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOPLASMIC RETICULUM 0.00755042044294337 0.662027051589868 1666 Peroxisomal membrane protein (PMP) required for proper localization and stability of PMPs; anchors peroxisome retention factor Inp1p at the peroxisomal membrane; interacts with Pex19p protein import into peroxisome membrane|peroxisome inheritance|ER-dependent peroxisome organization protein binding peroxisomal membrane|endoplasmic reticulum YMR242C RPL20A hom FF|FT TRANSLATION|RIBOSOME 0.00755017249206429 0.661990176273246 1667 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 YPL001W HAT1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00750144403937215 0.663990499538052 1668 Catalytic subunit of the Hat1p-Hat2p histone acetyltransferase complex that uses the cofactor acetyl coenzyme A, to acetylate free nuclear and cytoplasmic histone H4; involved in telomeric silencing and DNA double-strand break repair histone acetylation|chromatin silencing at telomere histone acetyltransferase activity|histone binding histone acetyltransferase complex|nucleus|cytoplasm YNL009W IDP3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00748561037361363 0.664797253417733 1669 Peroxisomal NADP-dependent isocitrate dehydrogenase; catalyzes oxidation of isocitrate to alpha-ketoglutarate with the formation of NADP(H+), required for growth on unsaturated fatty acids; IDP3 has a paralog, IDP2, that arose from the whole genome duplication NADPH regeneration|fatty acid beta-oxidation|isocitrate metabolic process isocitrate dehydrogenase (NADP+) activity mitochondrion|peroxisome|cytoplasm YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.00747790745920676 0.665027331288907 1670 Protein involved in pre-mRNA splicing; component of the pre-spliceosome; associates with U2 snRNA; involved in ER to Golgi transport spliceosomal complex assembly|mRNA splicing, via spliceosome U2 snRNA binding U2 snRNP|U2-type prespliceosome YML092C PRE8 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00746126750178366 0.665821131581002 1671 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 YOR303W CPA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00745826357857234 0.665807068177321 1672 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 YGR274C TAF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00744720733462383 0.666272511716912 1673 TFIID subunit (145 kDa), involved in RNA polymerase II transcription initiation; possesses in vitro histone acetyltransferase activity but its role in vivo appears to be minor; involved in promoter binding and G1/S progression RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter TBP-class protein binding|chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|histone acetyltransferase activity transcription factor TFIID complex YDR118W APC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00744217447625525 0.666484426543806 1674 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to the nucleus increases upon DNA replication stress anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YGL008C PMA1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.00740012106201806 0.668256177078563 1675 Plasma membrane H+-ATPase, pumps protons out of the cell; major regulator of cytoplasmic pH and plasma membrane potential; P2-type ATPase; Hsp30p plays a role in Pma1p regulation; interactions with Std1p appear to propagate [GAR+] proton transport|regulation of pH|transmembrane transport hydrogen-exporting ATPase activity, phosphorylative mechanism mitochondrion|integral to membrane|membrane raft|plasma membrane YPL123C RNY1 hom 0.00739597697764447 0.668477362298779 1676 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 YHR158C KEL1 hom FT CELL CYCLE|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH 0.007388077769219 0.668763913518752 1677 Protein required for proper cell fusion and cell morphology; functions in a complex with Kel2p to negatively regulate mitotic exit, interacts with Tem1p and Lte1p; localizes to regions of polarized growth; potential Cdc28p substrate negative regulation of exit from mitosis|regulation of cell shape|cell morphogenesis|cytogamy|plasma membrane fusion molecular_function mating projection tip|cellular bud neck|cytoplasm|cellular bud tip YBR212W NGR1 hom FT MITOCHONDRION ORGANIZATION 0.00738321385798137 0.668969015418485 1678 RNA binding protein that negatively regulates growth rate; interacts with the 3' UTR of the mitochondrial porin (POR1) mRNA and enhances its degradation; overexpression impairs mitochondrial function; interacts with Dhh1p to mediate POR1 mRNA decay; expressed in stationary phase 3'-UTR-mediated mRNA destabilization|mitochondrion organization mRNA binding cytoplasmic mRNA processing body|cytoplasmic stress granule|perinuclear region of cytoplasm|cytoplasm YOR217W RFC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.00737167048686967 0.669455876269333 1679 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 YDR192C NUP42 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0073674916802426 0.669632158631675 1680 FG-nucleoporin component of central core of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; interacts with Gle1p poly(A)+ mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore YNL282W POP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00736685769964668 0.66965890460255 1681 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 YNL180C RHO5 hom FT SIGNALING|NUCLEUS|PLASMA MEMBRANE 0.00736573473986029 0.669845310788977 1682 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 YAL029C MYO4 hom FT RNA LOCALIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00735533948810481 0.670144900482 1683 Type V myosin motor involved in actin-based transport of cargos; required for mRNA transport, including ASH1 mRNA, and facilitating the growth and movement of ER tubules into the growing bud along with She3p; MYO4 has a paralog, MYO2, that arose from the whole genome duplication mating type switching|endoplasmic reticulum inheritance|intracellular mRNA localization microfilament motor activity|actin filament binding mitochondrion|filamentous actin|myosin V complex|cellular bud|cellular bud tip YOR380W RDR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00733452528232243 0.671254432418017 1684 Transcriptional repressor involved in the control of multidrug resistance; negatively regulates expression of the PDR5 gene; member of the Gal4p family of zinc cluster proteins response to xenobiotic stimulus sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YDR032C PST2 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00731827464023331 0.671755829789562 1685 Protein with similarity to a family of flavodoxin-like proteins; induced by oxidative stress in a Yap1p dependent manner; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; PST2 has a paralog, RFS1, that arose from the whole genome duplication biological_process molecular_function mitochondrion|membrane raft|plasma membrane|cytoplasm YMR275C BUL1 hom FT MITOCHONDRION ORGANIZATION|PLASMA MEMBRANE|UBIQUITIN LIGASE COMPLEX 0.00731801753263751 0.671720599008531 1686 Ubiquitin-binding component of the Rsp5p E3-ubiquitin ligase complex; disruption causes temperature-sensitive growth, overexpression causes missorting of amino acid permeases; BUL1 has a paralog, BUL2, that arose from the whole genome duplication mitochondrion inheritance|protein monoubiquitination|protein polyubiquitination ubiquitin-ubiquitin ligase activity ubiquitin ligase complex|plasma membrane YFL011W HXT10 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00731104474845255 0.67201514371871 1687 Putative hexose transporter, expressed at low levels and expression is repressed by glucose hexose transport|transmembrane transport galactose transmembrane transporter activity|mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YML027W YOX1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.00729880234401677 0.672532409754417 1688 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 YMR090W_p YMR090W hom 0.0072909793272753 0.672863028996976 1689 Putative protein of unknown function with similarity to DTDP-glucose 4,6-dehydratases; GFP-fusion protein localizes to the cytoplasm; up-regulated in response to the fungicide mancozeb; not essential for viability biological_process molecular_function cytoplasm YKR029C SET3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00728785695711231 0.672995005420989 1690 Defining member of the SET3 histone deacetylase complex which is a meiosis-specific repressor of sporulation genes; necessary for efficient transcription by RNAPII; one of two yeast proteins that contains both SET and PHD domains; SET3 has a paralog, SET4, that arose from the whole genome duplication negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation methylated histone residue binding Rpd3L-Expanded complex|Set3 complex YJL016W_p YJL016W hom 0.00725808973947951 0.674253711951681 1691 Putative protein of unknown function; GFP-fusion protein localizes to the cytoplasm; conserved in closely related Saccharomyces species biological_process molecular_function cytoplasm YNL275W BOR1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00725260960529817 0.674485538866328 1692 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 YMR259C TRM732 hom 0.00725080806153799 0.674561756581765 1693 Interacts with Trm7p for 2'-O-methylation of C32 of substrate tRNAs; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; non-essential gene biological_process molecular_function cytoplasm YNR002C ATO2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.00724481590443846 0.674815290127165 1694 Putative transmembrane protein involved in export of ammonia; ammonia is a starvation signal that promotes cell death in aging colonies; phosphorylated in mitochondria; member of the TC 9.B.33 YaaH family; homolog of Y. lipolytica Gpr1p; ATO2 has a paralog, ADY2, that arose from the whole genome duplication ammonium transport|nitrogen utilization ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YLR232W_d YLR232W hom 0.00724076204423124 0.67498683351804 1695 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene BNA5 Unknown Unknown Unknown YPL237W SUI3 het FT TRANSLATION|RIBOSOME 0.00723879952236021 0.675069885775315 1696 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 YPL205C_d YPL205C hom 0.00722982733132888 0.675449631634412 1697 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YLR046C_p YLR046C hom 0.00721475331493016 0.676087821689746 1698 Putative membrane protein; member of the fungal lipid-translocating exporter (LTE) family of proteins; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance biological_process molecular_function integral to membrane YNL245C CWC25 het FT RNA PROCESSING|NUCLEUS 0.00719467636229136 0.676938182831067 1699 Splicing factor required for the first step of pre-mRNA splicing; binding to the spliceosome requires Prp2p and Yju2p; heat-stable protein; has similarity to S. pombe Cwf25p mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex YLR418C CDC73 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.00717207694657648 0.677895875799395 1700 Component of the Paf1p complex; binds to and modulates the activity of RNA polymerases I and II; required for expression of certain genes, modification of some histones, and telomere maintenance; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay; protein abundance increases in response to DNA replication stress transcription elongation from RNA polymerase I promoter|negative regulation of DNA recombination|mRNA 3'-end processing|recruitment of 3'-end processing factors to RNA polymerase II holoenzyme complex|positive regulation of transcription elongation from RNA polymerase II promoter|Unknown|regulation of transcription-coupled nucleotide-excision repair|transcription elongation from RNA polymerase II promoter chromatin binding|TFIIF-class binding transcription factor activity|RNA polymerase II core binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|transcriptionally active chromatin|Cdc73/Paf1 complex YMR184W ADD37 hom FT PROTEOLYSIS 0.00716202536239881 0.678321997995581 1701 Protein of unknown function; involved in ER-associated protein degradation; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS; YMR184W is not an essential gene; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process molecular_function cytoplasm YMR004W MVP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|NUCLEUS 0.00715123815943754 0.678779420080335 1702 Protein required for sorting proteins to the vacuole; Mvp1p and Vps1p act in concert to promote membrane traffic to the vacuole; participates in transcription initiation and/or early elongation of specific genes; interacts with foot domain of RNA polymerase II; deletion results in abnormal CTD-Ser5 phosphorylation of RNA polymerase II at specific promoter regions; protein abundance increases in response to DNA replication stress protein targeting to vacuole phosphatidylinositol-3-phosphate binding nucleus|cytoplasm YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.00714732222097872 0.678945501365718 1703 Component of the heterotetrameric MHF histone-fold complex; in humans the MMF complex interacts with both DNA and Mph1p ortholog FANCM to stabilize and remodel blocked replication forks and repair damaged DNA; mhf2 srs2 double mutants are MMS hypersensitive; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-X, also known as MHF2 response to DNA damage stimulus molecular_function cellular_component YDL164C CDC9 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00713874724386335 0.67930923442997 1704 DNA ligase found in the nucleus and mitochondria, an essential enzyme that joins Okazaki fragments during DNA replication; also acts in nucleotide excision repair, base excision repair, and recombination lagging strand elongation|base-excision repair|mitotic cell cycle|DNA ligation|DNA recombination|nucleotide-excision repair DNA ligase (ATP) activity mitochondrion|nucleus|replication fork YLR040C_p YLR040C hom 0.00713282605966052 0.679605567458397 1705 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 YPL138C SPP1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.00712324163871678 0.679967140094302 1706 Subunit of COMPASS (Set1C), a complex which methylates histone H3 on lysine 4 and is required in telomeric transcriptional silencing; interacts with Orc2p; PHD finger domain protein similar to human CGBP, an unmethylated CpG binding protein histone H3-K4 methylation|regulation of transcription, DNA-dependent|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific)|chromatin binding|methylated histone residue binding Set1C/COMPASS complex YHR159W_p TDA11 hom 0.00711697533788806 0.680233089535431 1707 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; potential Cdc28p substrate; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function cytoplasm YDL089W NUR1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.00709414693482795 0.681382024243717 1708 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 YIR021W-A_p YIR021W-A hom 0.00708627818684402 0.681536487966429 1709 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YLR215C CDC123 het FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.00706987425230872 0.682278181354849 1710 Protein involved in nutritional control of the cell cycle; regulates abundance of the translation initiation factor eIF2; ortholog of human D123 protein regulation of mitotic cell cycle|regulation of translation molecular_function cytoplasm YBR042C CST26 hom FT LIPID METABOLISM 0.00706090387367589 0.682614597075771 1711 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 YGL234W ADE5,7 hom FT NUCLEOTIDE METABOLISM 0.00705831912660311 0.682724454730229 1712 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 YBL068W PRS4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.00703742739139202 0.683612647639154 1713 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 YDR452W PPN1 hom FT NUCLEUS 0.0070236994382119 0.684196517395435 1714 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 YDR436W PPZ2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0070235307084056 0.684203694893617 1715 Serine/threonine protein phosphatase Z, isoform of Ppz1p; involved in regulation of potassium transport, which affects osmotic stability, cell cycle progression, and halotolerance cellular sodium ion homeostasis protein serine/threonine phosphatase activity cellular_component YBR193C MED8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00699503203408446 0.685416391927513 1716 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter TBP-class protein binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II transcription corepressor activity|structural molecule activity core mediator complex YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0069777592745676 0.686151790124868 1717 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 YLR039C RIC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.006977695041571 0.686154525438596 1718 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 YER127W LCP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00697242607655014 0.68637891433317 1719 Essential protein involved in maturation of 18S rRNA; depletion leads to inhibited pre-rRNA processing and reduced polysome levels; localizes primarily to the nucleolus rRNA modification|rRNA processing RNA binding small nuclear ribonucleoprotein complex|small nucleolar ribonucleoprotein complex YJL089W SIP4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00692402169361346 0.688441597868533 1720 C6 zinc cluster transcriptional activator that binds to the carbon source-responsive element (CSRE) of gluconeogenic genes; involved in the positive regulation of gluconeogenesis; regulated by Snf1p protein kinase; localized to the nucleus positive regulation of transcription from RNA polymerase II promoter by a nonfermentable carbon source|positive regulation of gluconeogenesis|positive regulation of gluconeogenesis by positive regulation of transcription from RNA polymerase II promoter|Unknown RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YGL208W SIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.00692014060548005 0.688607085478592 1721 One of three beta subunits of the Snf1 serine/threonine protein kinase complex involved in the response to glucose starvation; null mutants exhibit accelerated aging; N-myristoylprotein localized to the cytoplasm and the plasma membrane cellular response to glucose starvation|signal transduction|protein phosphorylation|replicative cell aging|invasive growth in response to glucose limitation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|plasma membrane|cytoplasm YPL167C REV3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00691982497520877 0.688620544446916 1722 Catalytic subunit of DNA polymerase zeta, involved in translesion synthesis during post-replication repair; required for mutagenesis induced by DNA damage; involved in double-strand break repair error-prone translesion synthesis|error-free translesion synthesis DNA-directed DNA polymerase activity nuclear chromatin|mitochondrion|zeta DNA polymerase complex YGR039W_d YGR039W hom 0.00691803163137055 0.688697017302862 1723 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the Autonomously Replicating Sequence ARS722 Unknown Unknown Unknown YJR083C ACF4 hom 0.00690065384306285 0.689438216120713 1724 Protein of unknown function, computational analysis of large-scale protein-protein interaction data suggests a possible role in actin cytoskeleton organization; potential Cdc28p substrate biological_process molecular_function cellular_component YNL139C THO2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.00690054916587494 0.689442681724101 1725 Subunit of the THO complex, which is required for efficient transcription elongation and involved in transcriptional elongation-associated recombination; required for LacZ RNA expression from certain plasmids mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|DNA recombination|transcription elongation from RNA polymerase II promoter DNA binding|nucleic acid binding THO complex part of transcription export complex|nucleus|nucleoplasmic THO complex YLR351C NIT3 hom FT MITOCHONDRION 0.00689925452352877 0.689497912982463 1726 Nit protein, one of two proteins in S. cerevisiae with similarity to the Nit domain of NitFhit from fly and worm and to the mouse and human Nit protein which interacts with the Fhit tumor suppressor; nitrilase superfamily member biological_process hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds mitochondrion|cytoplasm YJL190C RPS22A hom FT TRANSLATION|RIBOSOME 0.00689035635472392 0.689877566074311 1727 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15A and bacterial S8; RPS22A has a paralog, RPS22B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.00688121153081302 0.690267824369382 1728 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 YNL170W_d YNL170W hom 0.00687901764600282 0.690361461356188 1729 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL217C TIM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00687616649678931 0.690483158060291 1730 Essential core component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane; forms the channel through which proteins are imported protein import into mitochondrial inner membrane mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YIL009C-A EST3 hom FT NUCLEUS|CHROMOSOME 0.00687236781747368 0.690645310984306 1731 Component of the telomerase holoenzyme, involved in telomere replication telomere maintenance via telomerase ATP-dependent DNA/RNA helicase activity|GTPase activity|telomeric DNA binding chromosome, telomeric region|nucleus|telomerase holoenzyme complex YJL112W MDV1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.00686993714464482 0.690749075729264 1732 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 YBR043C QDR3 hom FT PLASMA MEMBRANE 0.00686761175731868 0.690848351302082 1733 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 YMR172C-A_d YMR172C-A hom 0.0068161184811858 0.693265348337642 1734 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL071C_d YDL071C hom 0.00680710506814987 0.693606988289717 1735 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF BDF2/YDL070W Unknown Unknown Unknown YMR232W FUS2 hom FT SIGNALING|NUCLEUS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.00680512376966112 0.693518077562811 1736 Cytoplasmic protein localized to the shmoo tip; required for the alignment of parental nuclei before nuclear fusion during mating karyogamy involved in conjugation with cellular fusion|regulation of termination of mating projection growth|cytogamy molecular_function mitochondrion|nucleus|mating projection tip|cytoplasm YPR074C TKL1 hom FF|FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00679945201599262 0.693760585573468 1737 Transketolase; catalyzes conversion of xylulose-5-phosphate and ribose-5-phosphate to sedoheptulose-7-phosphate and glyceraldehyde-3-phosphate in the pentose phosphate pathway; needed for synthesis of aromatic amino acids; TKL1 has a paralog, TKL2, that arose from the whole genome duplication pentose-phosphate shunt transketolase activity cytoplasm YBR263W SHM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00678865561534157 0.694222295496926 1738 Mitochondrial serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis; reverse reaction generates serine serine family amino acid biosynthetic process|one-carbon metabolic process glycine hydroxymethyltransferase activity mitochondrion YJL186W MNN5 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.00676357745247922 0.695295204996494 1739 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 YLR460C_p YLR460C hom FT OXIDATION-REDUCTION PROCESS 0.00673061089989015 0.696706528485661 1740 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 YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00672850953173651 0.696796525321838 1741 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 YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.00672294584515546 0.697034826005451 1742 MADS-box transcription factor; component of the protein kinase C-mediated MAP kinase pathway involved in the maintenance of cell integrity; phosphorylated and activated by the MAP-kinase Slt2p; RLM1 has a paralog, SMP1, that arose from the whole genome duplication signal transduction|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|DNA binding, bending|sequence-specific DNA binding nucleus YHR108W GGA2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0067223076435364 0.69706216300781 1743 Protein that interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner to facilitate traffic through the late Golgi; binds phosphatidylinositol 4-phosphate, which plays a role in TGN localization; has homology to gamma-adaptin protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to vacuole transport|Golgi to endosome transport ubiquitin binding|phosphatidylinositol-4-phosphate binding trans-Golgi network YNL236W SIN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00668060773236399 0.699233849297418 1744 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 YKL183W LOT5 hom FT NUCLEUS 0.00667825102638952 0.698992947734429 1745 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 YKR055W RHO4 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00667631899450491 0.6990330934748 1746 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 YDR475C JIP4 hom 0.00667239200134029 0.699201486409103 1747 Protein of unknown function; previously annotated as two separate ORFs, YDR474C and YDR475C, which were merged as a result of corrections to the systematic reference sequence biological_process molecular_function cellular_component YDL018C ERP3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00666410805756712 0.699556757734958 1748 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport vesicle-mediated transport molecular_function integral to membrane YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00665537891745353 0.700314600351626 1749 Subunit of the heterohexameric cochaperone prefoldin complex which binds specifically to cytosolic chaperonin and transfers target proteins to it tubulin complex assembly tubulin binding prefoldin complex|cytoplasm YOL106W_d YOL106W hom 0.0066434923562971 0.700568725486725 1750 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL055W_p YJL055W hom FT NUCLEUS 0.00663866949593345 0.700903137626558 1751 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 YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.00663145163760997 0.70095792489473 1752 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 YOR172W YRM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00662957332612823 0.701038547335455 1753 Zn2-Cys6 zinc-finger transcription factor that activates genes involved in multidrug resistance; paralog of Yrr1p, acting on an overlapping set of target genes regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|nucleic acid binding transcription factor activity nucleus|cytoplasm YER107C GLE2 hom FF|FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00662082316858137 0.701414173187086 1754 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 YPL185W_d YPL185W hom 0.00660079168488318 0.702274357172063 1755 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene UIP4/YPL186C Unknown Unknown Unknown YNL200C YNL200C hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00659979849133368 0.702317016424182 1756 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 YOL115W PAP2 hom FT CELL CYCLE|RNA PROCESSING|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS 0.00659646846953553 0.702460053028039 1757 Non-canonical poly(A) polymerase, involved in nuclear RNA degradation as a component of the TRAMP complex; catalyzes polyadenylation of hypomodified tRNAs, and snoRNA and rRNA precursors; overlapping but non-redundant functions with Trf5p polyadenylation-dependent mRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|base-excision repair|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|ncRNA polyadenylation|histone mRNA catabolic process|nuclear polyadenylation-dependent mRNA catabolic process|nuclear polyadenylation-dependent antisense transcript catabolic process|U4 snRNA 3'-end processing|nuclear mRNA surveillance of mRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|snoRNA polyadenylation|tRNA modification 5'-deoxyribose-5-phosphate lyase activity|polynucleotide adenylyltransferase activity nucleolus|nucleus|TRAMP complex YLR403W SFP1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS 0.00659601649530581 0.702479467784595 1758 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 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 0.00659375737103639 0.702576512393192 1759 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 YNR070W_p PDR18 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00656404175615922 0.703853448817247 1760 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 YOR308C SNU66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00655515294372155 0.704235580403636 1761 Component of the U4/U6.U5 snRNP complex involved in pre-mRNA splicing via spliceosome; also required for pre-5S rRNA processing and may act in concert with Rnh70p; has homology to human SART-1 maturation of 5S rRNA|mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YCL039W GID7 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.00654488435331036 0.704845033930911 1762 Subunit of GID Complex that binds directly to central component Vid30p; GID complex is involved in proteasome-dependent catabolite inactivation of fructose-1,6-bisphosphatase; Gid7p contains six WD40 repeats; computational analysis suggests that Gid7p and Moh1p have similar functions negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|GID complex|cytoplasm YOR130C ORT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00654355033441331 0.704944362308171 1763 Ornithine transporter of the mitochondrial inner membrane, exports ornithine from mitochondria as part of arginine biosynthesis; human ortholog is associated with hyperammonaemia-hyperornithinaemia-homocitrullinuria (HHH) syndrome arginine biosynthetic process|mitochondrial ornithine transport L-ornithine transmembrane transporter activity mitochondrial envelope|integral to membrane YNR034W SOL1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0065408675302697 0.704849869147082 1764 Protein with a possible role in tRNA export; shows similarity to 6-phosphogluconolactonase non-catalytic domains but does not exhibit this enzymatic activity; homologous to Sol3p and Sol4p; SOL1 has a paralog, SOL2, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress tRNA export from nucleus molecular_function|6-phosphogluconolactonase activity nucleus|cytoplasm YKR020W VPS51 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL DIVISION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00653673226575532 0.705111578245878 1765 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; links the (VFT/GARP) complex to the SNARE Tlg1p vesicle organization|retrograde transport, endosome to Golgi|budding cell apical bud growth|regulation of cell size|protein targeting to vacuole protein binding Golgi apparatus|GARP complex YOR170W_d YOR170W hom 0.00652087455101469 0.705709912645447 1766 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene LCB4 Unknown Unknown Unknown YJL116C NCA3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00650804997428107 0.706261788977287 1767 Protein involved in mitochondrion organization; functions with Nca2p to regulate mitochondrial expression of subunits 6 (Atp6p) and 8 (Atp8p) of the Fo-F1 ATP synthase; member of the SUN family; expression induced in cells treated with the mycotoxin patulin; NCA3 has a paralog, UTH1, that arose from the whole genome duplication mitochondrion organization molecular_function cellular_component YAL005C SSA1 hom FT PROTEIN LOCALIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS 0.00650722526687597 0.706297283661874 1768 ATPase involved in protein folding and NLS-directed nuclear transport; member of HSP70 family; forms chaperone complex with Ydj1p; localized to nucleus, cytoplasm, and cell wall; 98% identical with paralog Ssa2p, but subtle differences between the two proteins provide functional specificity with respect to propagation of yeast [URE3] prions and vacuolar-mediated degradations of gluconeogenesis enzymes; general targeting factor of Hsp104p to prion fibrils cytoplasmic translation|protein folding|protein refolding|protein targeting to mitochondrion|SRP-dependent cotranslational protein targeting to membrane, translocation|protein import into nucleus, translocation|response to stress unfolded protein binding|ATPase activity fungal-type vacuole membrane|fungal-type cell wall|plasma membrane|nucleus|polysome|chaperonin-containing T-complex|cytoplasm YMR230W-A_p YMR230W-A hom 0.00650412855702712 0.706430569041987 1769 Putative protein of unknown function biological_process molecular_function cellular_component YNL338W_d YNL338W hom 0.00649445576084512 0.706846953463594 1770 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps TEL14L-XC, which is Telomeric X element Core sequence on the left arm of Chromosome XIV Unknown Unknown Unknown YJL160C_p YJL160C hom 0.00646610613540561 0.708067823235428 1771 Putative protein of unknown function; member of the PIR (proteins with internal repeats) family of cell wall proteins; non-essential gene that is required for sporulation; mRNA is weakly cell cycle regulated, peaking in mitosis; YJL160C has a paralog, PIR1, that arose from the whole genome duplication biological_process molecular_function cellular_component YER119C AVT6 hom FT VACUOLAR TRANSPORT 0.00646575635786251 0.708082891013222 1772 Vacuolar aspartate and glutamate exporter; member of a family of seven genes (AVT1-7) related to vesicular GABA-glycine transporters; involved in compartmentalizing acidic amino acids in response to nitrogen starvation; AVT6 has a paralog, AVT5, that arose from the whole genome duplication amino acid export from vacuole|transmembrane transport L-aspartate transmembrane transporter activity|transporter activity|L-glutamate transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YIL164C NIT1 hom 0.00646336664499927 0.708227356852272 1773 Nitrilase, member of the nitrilase branch of the nitrilase superfamily; in closely related species and other S. cerevisiae strain backgrounds YIL164C and adjacent ORF, YIL165C, likely constitute a single ORF encoding a nitrilase gene biological_process nitrilase activity cellular_component YOR340C RPA43 het FF|FT NUCLEUS 0.00646031045356622 0.708317505356508 1774 RNA polymerase I subunit A43 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YLR070C XYL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.00645111392854125 0.708713762545833 1775 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 YMR279C YMR279C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00644683932802956 0.708897972122562 1776 Putative boron transporter involved in boron efflux and resistance; overexpression mutant but not null mutant displays boron tolerance phenotype; identified as a heat-induced gene in a high-throughout screen; YMR279C is not an essential gene; YMR279C has a paralog, ATR1, that arose from the whole genome duplication borate transmembrane transport borate efflux transmembrane transporter activity integral to membrane YBL029W_p YBL029W hom FT NUCLEUS 0.00643766329860176 0.709293461272493 1777 Non-essential protein of unknown function biological_process molecular_function nucleus|cytoplasm YNL215W IES2 hom FT NUCLEUS 0.00641652081707809 0.710576589791533 1778 Protein that associates with the INO80 chromatin remodeling complex; associates with the INO80 complex under low-salt conditions; essential for growth under anaerobic conditions; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YJR055W HIT1 hom FT NUCLEUS 0.00640918533841058 0.710521366735276 1779 Protein of unknown function, required for growth at high temperature biological_process molecular_function nucleus|cytoplasm YHR148W IMP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00639092875982417 0.711308944753216 1780 Component of the SSU processome, which is required for pre-18S rRNA processing, essential protein that interacts with Mpp10p and mediates interactions of Imp4p and Mpp10p with U3 snoRNA rRNA processing|ribosome biogenesis snoRNA binding small-subunit processome|Mpp10 complex|90S preribosome YDR362C TFC6 het FT NUCLEUS 0.00637295504216799 0.712289777159714 1781 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.00636147850634362 0.712702941438837 1782 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 YMR116C ASC1 hom FT SIGNALING|TRANSLATION|RIBOSOME 0.00635634445201199 0.712801735370731 1783 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 YGR150C CCM1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00632434503193552 0.714469303266579 1784 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 YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00630056004303442 0.715211920020222 1785 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 YLR390W ECM19 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0062937941829503 0.715585593674927 1786 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies fungal-type cell wall organization molecular_function mitochondrion YCL034W LSB5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.00629272617589311 0.715672343388836 1787 Protein of unknown function; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; may mediate disassembly of the Pan1 complex from the endocytic coat endocytosis|actin filament organization|actin cortical patch localization|actin cytoskeleton organization molecular_function cell cortex|cytoplasm|actin cortical patch YGR253C PUP2 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00629015545772154 0.715864615183314 1788 Alpha 5 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit zeta proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YGL214W_d YGL214W hom 0.00628812593360585 0.715749528021267 1789 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; deletion mutation phenotype is likely due to the overlapping verified ORF SKI8/YGL213C Unknown Unknown Unknown YNL233W BNI4 hom FT PROTEIN LOCALIZATION|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00626955796857124 0.716552605052941 1790 Targeting subunit for Glc7p protein phosphatase, localized to the bud neck, required for localization of chitin synthase III to the bud neck via interaction with the chitin synthase III regulatory subunit Skt5p asymmetric protein localization|barrier septum assembly|chitin biosynthetic process protein binding incipient cellular bud site|cellular bud neck septin collar|cellular bud neck|septin ring YML048W GSF2 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00624147504432741 0.717767805772471 1791 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 YIL119C RPI1 hom FT SIGNALING|NUCLEUS 0.00622544738815811 0.718461672775588 1792 Transcription factor with allelic differences between S288C and Sigma1278b; mediates fermentation stress tolerance by modulating cell wall integrity; overexpression suppresses heat shock sensitivity of wild-type RAS2 overexpression and also suppresses cell lysis defect of mpk1 mutation; allele from S288c can confer fMAPK pathway independent transcription of FLO11; S288C and Sigma1278b alleles differ in number of tandem repeats within ORF fungal-type cell wall biogenesis|Ras protein signal transduction|positive regulation of transcription from RNA polymerase II promoter small GTPase regulator activity nucleus YLR399C BDF1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00622039414431218 0.718720649747898 1793 Protein involved in transcription initiation at TATA-containing promoters; associates with the basal transcription factor TFIID; contains two bromodomains; corresponds to the C-terminal region of mammalian TAF1; redundant with Bdf2p DNA repair|snRNA transcription|regulation of chromatin silencing at telomere|regulation of transcription by chromatin organization|regulation of chromatin silencing at silent mating-type cassette|Unknown|chromatin remodeling|negative regulation of heterochromatin assembly histone acetyl-lysine binding|chromatin binding|core promoter binding|TFIID-class transcription factor binding nuclear chromatin|Swr1 complex YNL097C PHO23 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00621875534205608 0.718751452601415 1794 Probable component of the Rpd3 histone deacetylase complex, involved in transcriptional regulation of PHO5; affects termination of snoRNAs and cryptic unstable transcripts (CUTs); C-terminus has similarity to human candidate tumor suppressor p33(ING1) and its isoform ING3 positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|chromatin modification|positive regulation of transcription from RNA polymerase II promoter methylated histone residue binding histone deacetylase complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YOR078W BUD21 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00619871544923129 0.719619464223711 1795 Component of small ribosomal subunit (SSU) processosome that contains U3 snoRNA; originally isolated as bud-site selection mutant that displays a random budding pattern endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|nucleolus|90S preribosome YDR266C HEL2 hom 0.00617445885842557 0.720670602214805 1796 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 YDR250C_d YDR250C hom 0.00616550044634308 0.721058940678779 1797 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YDR229W IVY1 hom FT MEMBRANE ORGANIZATION 0.00616186689698345 0.721216472017606 1798 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 YLR356W ATG33 hom FT MITOCHONDRION 0.00614658931213675 0.722276744199642 1799 Mitochondrial mitophagy-specific protein; required primarily for mitophagy induced at the post-log phase; not required for other types of selective autophagy or macroautophagy; conserved within fungi, but not in higher eukaryotes mitochondrion degradation molecular_function mitochondrion|integral to membrane YAL049C AIM2 hom 0.00613960537413435 0.722181870923648 1800 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 YPL177C CUP9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00613957235598301 0.722183303126183 1801 Homeodomain-containing transcriptional repressor; regulates expression of PTR2, which encodes a major peptide transporter; imported peptides activate ubiquitin-dependent proteolysis, resulting in degradation of Cup9p and de-repression of PTR2 transcription; CUP9 has a paralog, TOS8, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress negative regulation of dipeptide transport by negative regulation of transcription from RNA polymerase II promoter|negative regulation of oligopeptide transport by negative regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus YBR094W PBY1 hom 0.00610764375920341 0.723568699715928 1802 Putative tubulin tyrosine ligase associated with P-bodies; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|biological_process molecular_function cytoplasmic mRNA processing body|cytoplasm YKR048C NAP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME 0.00610405524179524 0.72372446385437 1803 Protein that interacts with mitotic cyclin Clb2p; required for the regulation of microtubule dynamics during mitosis; controls bud morphogenesis; involved in the transport of H2A and H2B histones to the nucleus; phosphorylated by CK2; protein abundance increases in response to DNA replication stress budding cell bud growth|M phase of mitotic cell cycle|nucleosome disassembly|protein import into nucleus|nucleosome assembly cyclin binding|histone binding nucleus|nuclear nucleosome|cytoplasm YGR036C CAX4 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00609456697610432 0.724136369117763 1804 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 YKL141W SDH3 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00609436875639439 0.724144975097782 1805 Subunit of both succinate dehydrogenase and of TIM22 translocase; functions as the cytochrome b subunit of succinate dehydrogenase, which couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain; also required for mitochondrial inner membrane protein import as part of the TIM22 complex mitochondrial electron transport, succinate to ubiquinone|cellular respiration|tricarboxylic acid cycle|protein import into mitochondrial inner membrane succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YKL099C UTP11 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00609433396844406 0.724146485467855 1806 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YBL008W-A_p YBL008W-A hom 0.00609238304975154 0.724467940637416 1807 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGL232W TAN1 hom FT RNA PROCESSING|NUCLEUS 0.0060814865587674 0.724704348022992 1808 Putative tRNA acetyltransferase; RNA-binding protein required for the formation of the modified nucleoside N(4)-acetylcytidine in serine and leucine tRNAs but not required for the same modification in 18S rRNA; protein abundance increases in response to DNA replication stress tRNA modification RNA binding nucleus|cytoplasm YIL110W HPM1 hom FT NUCLEUS 0.00607682737822871 0.724946049732053 1809 AdoMet-dependent methyltransferase involved in a novel 3-methylhistidine modification of ribosomal protein Rpl3p; seven beta-strand MTase family member; null mutant exhibits a weak vacuolar protein sorting defect and caspofungin resistance peptidyl-histidine methylation, to form tele-methylhistidine S-adenosylmethionine-dependent methyltransferase activity|protein-histidine N-methyltransferase activity nucleus|cytoplasm YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00606705359472076 0.725331233085212 1810 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 YCL075W YCL075W hom FT NUCLEUS 0.00606605859199271 0.725374457074342 1811 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 YFR057W_p YFR057W hom 0.00606470103011143 0.725472717403365 1812 Putative protein of unknown function biological_process molecular_function cellular_component YHR207C SET5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00605464425817164 0.725870370546524 1813 Methyltransferase involved in methylation of histone H4 Lys5, -8, -12; S-adenosylmethionine-dependent; zinc-finger protein, contains one canonical and two unusual fingers in unusual arrangements; deletion enhances replication of positive-strand RNA virus histone lysine methylation S-adenosylmethionine-dependent methyltransferase activity nuclear chromatin|nucleus|cytoplasm YDL072C YET3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00605120888320521 0.726019648254115 1814 Protein of unknown function; YET3 null mutant decreases the level of secreted invertase; homolog of human BAP31 protein; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|endoplasmic reticulum YMR080C NAM7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RNA LOCALIZATION|GENE SILENCING|NUCLEUS 0.00605043253487788 0.726249469630167 1815 ATP-dependent RNA helicase of the SFI superfamily; involved in nonsense mediated mRNA decay; required for efficient translation termination at nonsense codons and targeting of NMD substrates to P-bodies; involved in telomere maintenance; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|intracellular mRNA localization|translational frameshifting|regulation of translational termination|chromatin silencing at silent mating-type cassette|protein ubiquitination RNA-dependent ATPase activity|ATP-dependent RNA helicase activity|nucleic acid binding mitochondrion|polysome|cytoplasm YJL004C SYS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00603432828461756 0.72690980225133 1816 Integral membrane protein of the Golgi required for targeting of the Arf-like GTPase Arl3p to the Golgi; multicopy suppressor of ypt6 null mutation vesicle organization|Golgi to plasma membrane protein transport|Golgi to endosome transport molecular_function trans-Golgi network|integral to membrane|integral to Golgi membrane YJL130C URA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00601954476288147 0.727396041736261 1817 Bifunctional carbamoylphosphate synthetase (CPSase)-aspartate transcarbamylase (ATCase), catalyzes the first two enzymatic steps in the de novo biosynthesis of pyrimidines; both activities are subject to feedback inhibition by UTP glutamine metabolic process|'de novo' pyrimidine nucleobase biosynthetic process|negative regulation of pyrimidine nucleobase metabolic process aspartate carbamoyltransferase activity|carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity mitochondrion|integral to membrane|cytoplasm YPL223C GRE1 hom 0.00601319684947594 0.727672082331827 1818 Hydrophilin essential in dessication-rehydration process; stress induced (osmotic, ionic, oxidative, heat shock and heavy metals); regulated by the HOG pathway biological_process molecular_function cytoplasm YPR076W_d YPR076W hom 0.00599290655040956 0.728593524060257 1819 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR104W_p LCL2 hom FT PROTEOLYSIS 0.00598491828643013 0.72890221140184 1820 Putative protein of unknown function; mutant is deficient in amounts of cell wall mannosylphosphate and has long chronological lifespan; genetic interactions suggest a role in ER-associated protein degradation (ERAD) ER-associated protein catabolic process molecular_function cellular_component YNL138W SRV2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00597332830165846 0.729406582336284 1821 CAP (cyclase-associated protein) subunit of adenylyl cyclase complex; N-terminus binds adenylyl cyclase and facilitates activation by RAS; C-terminus binds ADP-actin monomers, facilitating regulation of actin dynamics and cell morphogenesis cytoskeleton organization|Ras protein signal transduction cytoskeletal protein binding|adenylate cyclase binding mating projection tip|actin cortical patch YER058W PET117 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00596242428431549 0.72988120833864 1822 Protein required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion YJL159W HSP150 hom FT CELL WALL ORG/BIOGENESIS 0.00593847605617482 0.730923980755054 1823 O-mannosylated heat shock protein; secreted and covalently attached to the cell wall via beta-1,3-glucan and disulfide bridges; required for cell wall stability; induced by heat shock, oxidative stress, and nitrogen limitation; HSP150 has a paralog, PIR3, that arose from the whole genome duplication fungal-type cell wall organization structural constituent of cell wall|ATPase activity fungal-type cell wall|extracellular region YLR113W HOG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00593502592386443 0.731074250124325 1824 Mitogen-activated protein kinase involved in osmoregulation; controls global reallocation of RNA Pol II in response to osmotic shock; acts via three independent osmosensors; mitophagy-specific regulator; mediates the recruitment and activation of RNA Pol II at Hot1p-dependent promoters; localization regulated by Ptp2p and Ptp3p; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter by pheromones|protein phosphorylation|hyperosmotic response|response to arsenic-containing substance|osmosensory signaling pathway|positive regulation of transcription from RNA polymerase II promoter|cellular response to heat MAP kinase activity nucleus|cytoplasm YGR247W CPD1 hom FT NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.00592007371581017 0.731725607739921 1825 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 YHR156C LIN1 hom FT NUCLEUS|CHROMOSOME 0.00591286340214399 0.732039777127753 1826 Non-essential component of U5 snRNP; nuclear protein; physically interacts with Irr1p of cohesin complex; may link together proteins involved in chromosome segregation, mRNA splicing and DNA replication biological_process protein binding chromatin|nucleus|U4/U6 x U5 tri-snRNP complex|U5 snRNP YGR286C BIO2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00590373169700472 0.732668021995784 1827 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 YKL057C NUP120 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0059001958382502 0.732591839744924 1828 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis and is involved in establishment of a normal nucleocytoplasmic concentration gradient of the GTPase Gsp1p; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP160 double-strand break repair|protein export from nucleus|ribosomal large subunit export from nucleus|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|telomere tethering at nuclear periphery|nuclear pore distribution|mRNA export from nucleus in response to heat stress|mRNA export from nucleus|positive regulation of transcription, DNA-dependent|negative regulation of transcription from RNA polymerase II promoter|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore outer ring YGL250W RMR1 hom FT CELL CYCLE|NUCLEUS 0.00589590950847333 0.732778672777995 1829 Protein required for meiotic recombination and gene conversion; null mutant displays reduced PIS1 expression and growth defects on non-fermentable carbon sources and minimal media; GFP-fusion protein localizes to both cytoplasm and nucleus meiotic gene conversion|reciprocal meiotic recombination molecular_function nucleus|cytoplasm YMR040W YET2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00585602977440721 0.734555804315536 1830 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; homolog of human BAP31 protein biological_process molecular_function ribosome|integral to membrane YBR051W_d YBR051W hom 0.00583790788877039 0.735308406057285 1831 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partiallly overlaps the REG2/YBR050C regulatory subunit of the Glc7p type-1 protein phosphatase Unknown Unknown Unknown YOR339C UBC11 hom 0.00581445552824782 0.736332094900742 1832 Ubiquitin-conjugating enzyme most similar in sequence to Xenopus ubiquitin-conjugating enzyme E2-C, but not a true functional homolog of this E2; unlike E2-C, not required for the degradation of mitotic cyclin Clb2 protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YDR503C LPP1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00579572378435015 0.737301079802456 1833 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 YDR265W PEX10 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.00579426336542306 0.737213852072508 1834 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 YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.00578478745244466 0.737627768277463 1835 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 YIL043C CBR1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0057806831563864 0.737807071149664 1836 Microsomal cytochrome b reductase, not essential for viability; also detected in mitochondria; mutation in conserved NADH binding domain of the human ortholog results in type I methemoglobinemia biological_process cytochrome-b5 reductase activity mitochondrial outer membrane|mitochondrion YOR012W_p YOR012W hom 0.0057804153718807 0.737969429441111 1837 Putative protein of unknown function biological_process molecular_function cellular_component YNL285W_d YNL285W hom 0.00577001743077172 0.738273087440431 1838 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR047W_p FMP23 hom FT MITOCHONDRION 0.00576755875743634 0.738380527606554 1839 Putative protein of unknown function; proposed to be involved in iron or copper homeostasis; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YPR182W SMX3 het FT RNA PROCESSING|NUCLEUS 0.00576745876940303 0.738384897034775 1840 Core Sm protein Sm F; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Sme1p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm F mRNA splicing, via spliceosome molecular_function U1 snRNP|U4/U6 x U5 tri-snRNP complex|U5 snRNP YLR258W GSY2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00576727644704743 0.73839286445441 1841 Glycogen synthase; expression induced by glucose limitation, nitrogen starvation, heat shock, and stationary phase; activity regulated by cAMP-dependent, Snf1p and Pho85p kinases as well as by the Gac1p-Glc7p phosphatase; GSY2 has a paralog, GSY1, that arose from the whole genome duplication; relocalizes from cytoplasm to plasma membrane upon DNA replication stress glycogen biosynthetic process glycogen (starch) synthase activity cytoplasm YBR138C_p YBR138C hom 0.00576190907805608 0.738627429077145 1842 Cytoplasmic protein of unknown function, potentially phosphorylated by Cdc28p; YBR138C is not an essential gene biological_process molecular_function cytoplasm YDR290W_d YDR290W hom 0.00576029325461395 0.738698048515316 1843 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF RTT103 Unknown Unknown Unknown YOR129C AFI1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00574924709754783 0.739180878942014 1844 Arf3p polarization-specific docking factor, required for the polarized distribution of the ADP-ribosylation factor, Arf3p; participates in polarity development and maintenance of a normal haploid budding pattern; interacts with Cnm7p asymmetric protein localization|actin cortical patch localization|cellular bud site selection molecular_function nucleus|plasma membrane|cellular bud neck|cytoplasm YIL118W RHO3 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.00574305361528054 0.739451642667088 1845 Non-essential small GTPase of the Rho/Rac subfamily of Ras-like proteins involved in the establishment of cell polarity; GTPase activity positively regulated by the GTPase activating protein (GAP) Rgd1p positive regulation of formin-nucleated actin cable assembly|establishment or maintenance of actin cytoskeleton polarity|positive regulation of exocytosis GTP binding|GTPase activity cytosol|plasma membrane|cellular bud YKL049C CSE4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00574222182845122 0.739488008789678 1846 Centromere protein that resembles histone H3; required for proper kinetochore function; homolog of human CENP-A; levels are regulated by E3 ubiquitin ligase Psh1p; Cse4p marks a subset of open chromatin; associated with promoters, accessible chromatin and RNA polymerase II-bound regions 2-micrometer plasmid partitioning|mitotic sister chromatid segregation sequence-specific DNA binding|centromeric DNA binding extrachromosomal circular DNA|nuclear nucleosome|condensed nuclear chromosome, centromeric region|centromere-specific nucleosome|kinetochore YDR270W CCC2 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00572867808061552 0.740080229869208 1847 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 YLR099C ICT1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00572360852919586 0.740301943394711 1848 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 YBR149W ARA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM 0.00570340324196786 0.741185822554675 1849 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 YCL026C-A FRM2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00568658052355125 0.742590931529281 1850 Type II nitroreductase, using NADH as reductant; mutants are defective in fatty acid mediated repression of genes involved in fatty acid biosynthesis indicative of a role in lipid signaling; involved in the oxidative stress response; transcription induction by cadmium and selenite indicates a possible role in the metal stress response; expression induced in cells treated with the mycotoxin patulin cellular response to oxidative stress|negative regulation of fatty acid metabolic process oxidoreductase activity, acting on NADH or NADPH, nitrogenous group as acceptor nucleus|cytoplasm YBR087W RFC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00568008136198468 0.742206461399895 1851 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 YJR051W OSM1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00562757775025206 0.744542608224759 1852 Fumarate reductase, catalyzes the reduction of fumarate to succinate; required for the reoxidation of intracellular NADH under anaerobic conditions; mutations cause osmotic sensitivity; OSM1 has a paralog, FRD1, that arose from the whole genome duplication cellular response to anoxia fumarate reductase (NADH) activity mitochondrion YLL045C RPL8B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00561402360298103 0.745099811684617 1853 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 YFR003C YPI1 het FT CELL CYCLE|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00558493254969714 0.746375152550113 1854 Regulatory subunit of the type I protein phosphatase (PP1) Glc7p; Glc7p participates in the regulation of a variety of metabolic processes including mitosis and glycogen metabolism; in vitro evidence suggests Ypi1p is an inhibitor of Glc7p while in vivo evidence suggests it is an activator; overproduction causes decreased cellular content of glycogen; partial depletion causes lithium sensitivity, while overproduction confers lithium-tolerance negative regulation of phosphoprotein phosphatase activity|glycogen metabolic process|cellular ion homeostasis|Unknown|positive regulation of phosphoprotein phosphatase activity|negative regulation of protein dephosphorylation|mitotic cell cycle spindle assembly checkpoint protein serine/threonine phosphatase inhibitor activity|protein phosphatase type 1 activator activity nucleus YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.00557924703330662 0.7467339560924 1855 Component of two distinct complexes; subunit of the Nup84 nuclear pore sub-complex (NPC) and the Seh1-associated (SEA) complex; the the NUP84 subcomplex contributes to nucleocytoplasmic transport and NPC biogenesis; the SEA complex is a coatamer-related complex that associates dynamically with the vacuole; homologous to human SEH1 nucleocytoplasmic transport structural constituent of nuclear pore fungal-type vacuole membrane|integral to membrane|nuclear pore|Seh1-associated complex|nuclear pore outer ring YNL045W LAP2 hom FT KETONE METABOLISM|LIPID METABOLISM|PROTEOLYSIS|NUCLEUS 0.00556862978274724 0.747090163719159 1856 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 YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.00554534100758646 0.748293434505711 1857 Ubiquitin-protein ligase (E3); interacts with Rpt4p and Rpt6p, two subunits of the 19S particle of the 26S proteasome; cytoplasmic E3 involved in the degradation of ubiquitin fusion proteins; relative distribution to the nucleus increases upon DNA replication stress protein monoubiquitination|protein polyubiquitination ubiquitin-protein ligase activity mitochondrion|cytoplasm YLR137W RKM5 hom 0.00553794891289372 0.748436363321944 1858 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 YPL090C RPS6A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00553274283452567 0.74866486919668 1859 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S6, no bacterial homolog; RPS6A has a paralog, RPS6B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|90S preribosome YLR043C TRX1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.00552837463207382 0.748856615935872 1860 Cytoplasmic thioredoxin isoenzyme; part of the thioredoxin system which protects cells against oxidative and reductive stress; forms LMA1 complex with Pbi2p; acts as a cofactor for Tsa1p, required for ER-Golgi transport and vacuole inheritance; protein abundance increases in response to DNA replication stress vacuole inheritance|regulation of DNA replication|cell redox homeostasis|protein deglutathionylation|retrograde vesicle-mediated transport, Golgi to ER|cellular response to oxidative stress|ER to Golgi vesicle-mediated transport|vacuole fusion, non-autophagic disulfide oxidoreductase activity cytosol|fungal-type vacuole YGR268C HUA1 hom 0.0055256730717274 0.748975211475132 1861 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 YOR097C_p YOR097C hom 0.00551543248346367 0.749460925917601 1862 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 YLR236C_d YLR236C hom 0.00550396414514845 0.749928424797482 1863 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR069C RRP4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.00549590738124399 0.75039028809144 1864 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; predicted to contain RNA binding domains; has similarity to human hRrp4p (EXOSC2) nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YER114C BOI2 hom FT SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00549419573533003 0.750357468787418 1865 Protein implicated in polar growth, functionally redundant with Boi1p; interacts with bud-emergence protein Bem1p; contains an SH3 (src homology 3) domain and a PH (pleckstrin homology) domain; BOI2 has a paralog, BOI1, that arose from the whole genome duplication cytokinesis, completion of separation|establishment of cell polarity|budding cell apical bud growth|Rho protein signal transduction phospholipid binding site of polarized growth|cellular bud|cellular bud neck YNR049C MSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00548658807590407 0.75087142293577 1866 Probable component of the secretory vesicle docking complex; acts at a late step in secretion; shows genetic and physical interactions with Sec1p; required for prospore membrane formation during sporulation; relocalizes from bud neck to nucleus upon DNA replication stress cellular membrane fusion|ascospore-type prospore membrane assembly|vesicle docking involved in exocytosis molecular_function SNARE complex|cellular bud membrane|plasma membrane|prospore membrane|cellular bud neck|cellular bud tip YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.00548301978879209 0.750848428686521 1867 Ribosomal 60S subunit protein L18B; homologous to mammalian ribosomal protein L18, no bacterial homolog; RPL18B has a paralog, RPL18A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPR009W SUT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00546710734224222 0.751690974323344 1868 Putative transcription factor; multicopy suppressor of mutations that cause low activity of the cAMP/protein kinase A pathway; highly similar to Sut1p positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|sequence-specific DNA binding nucleus YBL048W_d RRT1 hom 0.00546401215600697 0.75171947369323 1869 Identified in a screen for mutants with increased levels of rDNA transcription; dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YDL236W PHO13 hom FT NUCLEUS 0.00543769366858847 0.75284063953077 1870 Alkaline phosphatase specific for p-nitrophenyl phosphate; also has protein phosphatase activity protein dephosphorylation 4-nitrophenylphosphatase activity|phosphoprotein phosphatase activity|alkaline phosphatase activity nucleus|cytoplasm YER136W GDI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.00543070720750798 0.753147860977662 1871 GDP dissociation inhibitor, regulates vesicle traffic in secretory pathways by regulating the dissociation of GDP from the Sec4/Ypt/rab family of GTP binding proteins vesicle-mediated transport Rab GDP-dissociation inhibitor activity cellular_component YLR461W PAU4 hom 0.00542690947741279 0.75331487810914 1872 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 YOR244W ESA1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.005421609970063 0.753547959905259 1873 Catalytic subunit of the histone acetyltransferase complex (NuA4); acetylates four conserved internal lysines of histone H4 N-terminal tail and can acetylate histone H2A; required for cell cycle progression and transcriptional silencing at the rDNA locus and regulation of autophagy DNA repair|histone acetylation|regulation of cell cycle|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|chromatin silencing at rDNA|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter H4 histone acetyltransferase activity|histone acetyltransferase activity Piccolo NuA4 histone acetyltransferase complex|NuA4 histone acetyltransferase complex YGL198W YIP4 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00541849279278193 0.753898387143632 1874 Protein that interacts with Rab GTPases, localized to late Golgi vesicles; computational analysis of large-scale protein-protein interaction data suggests a possible role in vesicle-mediated transport biological_process Rab GTPase binding integral to membrane|Golgi apparatus YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00541749888823269 0.753870953077803 1875 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 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 0.00541132149447867 0.754000529513757 1876 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 YNL128W TEP1 hom FT CELL WALL ORG/BIOGENESIS 0.00540327189480617 0.754390122668384 1877 PTEN homolog with no demonstrated inositol lipid phosphatase activity; plays a role in normal sporulation; homolog of human tumor suppressor gene PTEN/MMAC1/TEP1 and fission yeast ptn1 ascospore wall assembly|phosphatidylinositol dephosphorylation molecular_function cytoplasm YMR041C ARA2 hom FT OXIDATION-REDUCTION PROCESS 0.00538896742921582 0.754984131397632 1878 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 YBR271W EFM2 hom 0.00538489658534816 0.755163295522466 1879 S-adenosylmethionine-dependent methyltransferase; methylates translation elongation factors EF2 (Eft1p and Eft2p) and EF3A (Yef3p); belongs to the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; predicted to be involved in ribosome biogenesis peptidyl-lysine methylation S-adenosylmethionine-dependent methyltransferase activity|protein-lysine N-methyltransferase activity cytoplasm YBR256C RIB5 het FT OXIDATION-REDUCTION PROCESS 0.00536289344759827 0.756131915260672 1880 Riboflavin synthase; catalyzes the last step of the riboflavin biosynthesis pathway riboflavin biosynthetic process riboflavin synthase activity cellular_component YBL008W HIR1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00534899737251009 0.756919534846536 1881 Subunit of the HIR complex, a nucleosome assembly complex involved in regulation of histone gene transcription; contributes to nucleosome formation, heterochromatic gene silencing, and formation of functional kinetochores DNA replication-independent nucleosome assembly|regulation of transcription from RNA polymerase II promoter|transcription elongation from RNA polymerase II promoter nucleosome binding|transcription corepressor activity|DNA binding chromosome, centromeric region|HIR complex|nucleus YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00534764724288975 0.757225109563565 1882 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 YLR212C TUB4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00533623771630834 0.757586431378961 1883 Gamma-tubulin; involved in nucleating microtubules from both the cytoplasmic and nuclear faces of the spindle pole body; protein abundance increases in response to DNA replication stress microtubule nucleation|mitotic spindle organization in nucleus structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YLR445W GMC2 hom FT CELL CYCLE 0.00532637416745514 0.757775400405132 1884 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; transcription is regulated by Ume6p and induced in response to alpha factor meiosis|synaptonemal complex organization molecular_function cellular_component YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00532565921000179 0.757771909001589 1885 ER protein with chaperone and co-chaperone activity, involved in retention of resident ER proteins; has a role in recognizing proteins targeted for ER-associated degradation (ERAD), member of the protein disulfide isomerase family protein retention in ER lumen|ER-associated protein catabolic process unfolded protein binding|protein disulfide isomerase activity|chaperone binding endoplasmic reticulum membrane YKL096C-B_p YKL096C-B hom 0.00530608356791429 0.758634562134755 1886 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YNL220W ADE12 hom FT NUCLEOTIDE METABOLISM 0.00529759498442756 0.759008727753175 1887 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 YNR020C ATP23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00529450945866433 0.759144747661159 1888 Putative metalloprotease of the mitochondrial inner membrane, required for processing of Atp6p; has an additional role in assembly of the F0 sector of the F1F0 ATP synthase complex; substrate of the Mia40p-Erv1p disulfide relay system, and folding is assisted by Mia40p protein processing|mitochondrial proton-transporting ATP synthase complex assembly metalloendopeptidase activity mitochondrial inner membrane|mitochondrial intermembrane space YIL146C ATG32 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00527514074843355 0.759998752734093 1889 Mitochondrial outer membrane protein required to initiate mitophagy; recruits the autophagy adaptor protein Atg11p and the ubiquitin-like protein Atg8p to the mitochondrial surface to initiate mitophagy, the selective vacuolar degradation of mitochondria in response to starvation; can promote pexophagy when placed ectopically in the peroxisomal membrane fungal-type cell wall organization|mitochondrion degradation molecular_function integral to mitochondrial outer membrane YPL155C KIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.00526149181616557 0.760600737154802 1890 Kinesin-related motor protein involved in mitotic spindle positioning, stabilizes microtubules by targeting Bik1p to the plus end; Kip2p levels are controlled during the cell cycle nuclear migration along microtubule|mitotic anaphase B|negative regulation of microtubule depolymerization microtubule motor activity mitochondrion|kinesin complex|cytoplasmic microtubule YGR053C_p YGR053C hom 0.00525598622901515 0.760947337143546 1891 Putative protein of unknown function biological_process molecular_function cellular_component YNL281W HCH1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00525286931298096 0.760981106281133 1892 Heat shock protein regulator; binds to Hsp90p and may stimulate ATPase activity; originally identified as a high-copy number suppressor of a HSP90 loss-of-function mutation; GFP-fusion protein localizes to the cytoplasm and nucleus; protein abundance increases in response to DNA replication stress protein folding|response to stress ATPase activator activity|chaperone binding nucleus|cytoplasm YEL049W PAU2 hom 0.00524952080954451 0.761128836190465 1893 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 YPL039W_p YPL039W hom 0.00524836389442993 0.761179879214403 1894 Putative protein of unknown function; YPL039W is not an essential gene biological_process molecular_function cellular_component YER039C HVG1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00524668666893607 0.761253880145178 1895 Protein of unknown function, has homology to Vrg4p biological_process molecular_function integral to membrane YBR238C YBR238C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00522816804607902 0.762071085987201 1896 Mitochondrial membrane protein with similarity to Rmd9p; not required for respiratory growth but causes a synthetic respiratory defect in combination with rmd9 mutations; transcriptionally up-regulated by TOR; deletion increases life span aerobic respiration molecular_function mitochondrion|integral to mitochondrial membrane|cytoplasm YBR230C OM14 hom FT MITOCHONDRION 0.00522523752208354 0.762200431022246 1897 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 YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.00521972658684891 0.762443686086001 1898 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 YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.00521588265718 0.762613372691605 1899 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 YDR382W RPP2B hom FT TRANSLATION|RIBOSOME 0.00521060239422558 0.762846483450382 1900 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 YAL018C_p YAL018C hom 0.00519849523425493 0.763415295476674 1901 Putative protein of unknown function biological_process molecular_function integral to membrane YLR218C COA4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00518635634766157 0.763917163120056 1902 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 YLR063W_p YLR063W hom 0.00517810248084734 0.764281748200867 1903 Putative S-adenosylmethionine-dependent methyltransferase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR063W is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cytoplasm YEL041W YEF1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00517201733398477 0.764550571281269 1904 ATP-NADH kinase; phosphorylates both NAD and NADH; homooctameric structure consisting of 60-kDa subunits; similar to Pos5p; overexpression complements certain pos5 phenotypes; YEF1 has a paralog, UTR1, that arose from the whole genome duplication NADP biosynthetic process NAD+ kinase activity|NADH kinase activity cellular_component YCL059C KRR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00516790769424443 0.764732138577537 1905 Essential nucleolar protein required for the synthesis of 18S rRNA and for the assembly of 40S ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|rRNA processing molecular_function small-subunit processome|nucleolus|90S preribosome YGL014W PUF4 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|TRANSLATION|GENE SILENCING 0.00516639507754368 0.764798970494447 1906 Member of the PUF protein family, which is defined by the presence of Pumilio homology domains that confer RNA binding activity; preferentially binds mRNAs encoding nucleolar ribosomal RNA-processing factors nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|negative regulation of translation|protein localization|negative regulation of chromatin silencing involved in replicative cell aging mRNA binding cytoplasm YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00515791311507034 0.765309738325367 1907 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 YPL171C OYE3 hom FT OXIDATION-REDUCTION PROCESS 0.00514699403438935 0.765656321512271 1908 Conserved NADPH oxidoreductase containing flavin mononucleotide (FMN), homologous to Oye2p with different ligand binding and catalytic properties; has potential roles in oxidative stress response and programmed cell death apoptotic process NADPH dehydrogenase activity cellular_component YOL141W PPM2 hom FT RNA PROCESSING|MITOCHONDRION 0.00514260873067666 0.76585015216692 1909 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 YOR032C HMS1 hom FT NUCLEUS 0.00513908127914804 0.76600607634448 1910 Basic helix-loop-helix (bHLH) protein with similarity to myc-family transcription factors; overexpression confers hyperfilamentous growth and suppresses the pseudohyphal filamentation defect of a diploid mep1 mep2 homozygous null mutant pseudohyphal growth sequence-specific DNA binding transcription factor activity cellular_component YNL211C_p YNL211C hom FT MITOCHONDRION 0.00513817590752996 0.766046098075417 1911 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YNL211C is not an essential gene biological_process molecular_function mitochondrion YMR135W-A_d YMR135W-A hom 0.00513673619134278 0.766312976985626 1912 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL233W_p MFG1 hom FT NUCLEUS 0.00513555147242153 0.766162114113707 1913 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 YBL080C PET112 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00513199461002608 0.766319357490394 1914 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 YGL057C GEP7 hom FT MITOCHONDRION 0.00511359508059161 0.767132925673122 1915 Protein of unknown function; null mutant exhibits a respiratory growth defect and synthetic interactions with prohibitin (phb1) and gem1; authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YER038C KRE29 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00511186010291572 0.767209654075287 1916 Subunit of the SMC5-SMC6 complex; this complex is involved in removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; heterozygous mutant shows haploinsufficiency in K1 killer toxin resistance DNA repair molecular_function Smc5-Smc6 complex|nucleus|cytoplasm YLR257W YLR257W hom 0.00510288043093968 0.767606811408033 1917 Protein of unknown function; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YMR230W RPS10B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00509687051513008 0.767872654995303 1918 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10B has a paralog, RPS10A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YHR086W-A_p YHR086W-A hom 0.00508268559420413 0.768500221279401 1919 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL006W PTC1 hom FF|FT RNA PROCESSING|SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00504319095337861 0.77061487796082 1920 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 YOR327C SNC2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00504114857038116 0.770338764528173 1921 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 YBL077W_d YBL077W het 0.00503918544941908 0.770458960816278 1922 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene ILS1/YBL076C Unknown Unknown Unknown YNL173C MDG1 hom FT SIGNALING|PLASMA MEMBRANE 0.00503679573522711 0.770531507916777 1923 Plasma membrane protein involved in G-protein mediated pheromone signaling pathway; overproduction suppresses bem1 mutations pheromone-dependent signal transduction involved in conjugation with cellular fusion molecular_function membrane raft|plasma membrane YOR219C STE13 hom FT PROTEOLYSIS|GOLGI APPARATUS 0.00502943213357346 0.770857600186348 1924 Dipeptidyl aminopeptidase, Golgi integral membrane protein that cleaves on the carboxyl side of repeating -X-Ala- sequences, required for maturation of alpha factor, transcription is induced by a-factor peptide pheromone maturation aminopeptidase activity trans-Golgi network YIR025W MND2 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00502661293212757 0.770982457393301 1925 Subunit of the anaphase-promoting complex (APC); necessary for maintaining sister chromatid cohesion in prophase I of meiosis by inhibiting premature ubiquitination and subsequent degradation of substrates by the APC(Ama1) ubiquitin ligase anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|reciprocal meiotic recombination|regulation of mitotic metaphase/anaphase transition|protein ubiquitination|mitotic sister chromatid segregation molecular_function nucleus|anaphase-promoting complex YCR105W ADH7 hom FT OXIDATION-REDUCTION PROCESS 0.0050222367211521 0.771176283414764 1926 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 YLL031C GPI13 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00501564386125831 0.771468313617812 1927 ER membrane localized phosphoryltransferase that adds phosphoethanolamine onto the third mannose residue of the glycosylphosphatidylinositol (GPI) anchor precursor; similar to human PIG-O protein GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity, transferring phosphorus-containing groups integral to membrane|endoplasmic reticulum YLR366W_d YLR366W hom 0.00500790794775937 0.771844098591363 1928 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 YJR098C_p YJR098C hom FT LIPID METABOLISM|MITOCHONDRION 0.00500180895268928 0.772081234984256 1929 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 YOL031C SIL1 hom FT PROTEIN LOCALIZATION|ENDOPLASMIC RETICULUM 0.00499602277356108 0.772403645036464 1930 Nucleotide exchange factor for the endoplasmic reticulum (ER) lumenal Hsp70 chaperone Kar2p, required for protein translocation into the ER; homolog of Yarrowia lipolytica SLS1; GrpE-like protein SRP-dependent cotranslational protein targeting to membrane, translocation adenyl-nucleotide exchange factor activity endoplasmic reticulum YOL119C MCH4 hom 0.00494553574995113 0.774575741504308 1931 Protein with similarity to mammalian monocarboxylate permeases, which are involved in transport of monocarboxylic acids across the plasma membrane; mutant is not deficient in monocarboxylate transport transport monocarboxylic acid transmembrane transporter activity|transporter activity fungal-type vacuole membrane|integral to membrane YKR058W GLG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00493128783823821 0.775240317835735 1932 Glycogenin glucosyltransferase; self-glucosylating initiator of glycogen synthesis, also glucosylates n-dodecyl-beta-D-maltoside; similar to mammalian glycogenin; GLG1 has a paralog, GLG2, that arose from the whole genome duplication glycogen biosynthetic process glycogenin glucosyltransferase activity cellular_component YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00492026219094772 0.775696839480635 1933 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHL024W RIM4 hom FT CELL CYCLE 0.00490881628487476 0.776204716979481 1934 Putative RNA-binding protein required for the expression of early and middle sporulation genes meiosis|reciprocal meiotic recombination|sporulation resulting in formation of a cellular spore|premeiotic DNA replication RNA binding cytoplasm YIR017C MET28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00490214262028211 0.776500884844081 1935 Basic leucine zipper (bZIP) transcriptional activator in the Cbf1p-Met4p-Met28p complex, participates in the regulation of sulfur metabolism regulation of transcription from RNA polymerase II promoter|regulation of sulfur amino acid metabolic process|Unknown RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YEL007W MIT1 hom FT NUCLEUS 0.00488916944878211 0.777076708884752 1936 Transcriptional regulator of pseudohyphal growth; protein with sequence similarity to S. pombe gti1+ (gluconate transport inducer 1) and C. albicans Wor1 biological_process molecular_function nucleus|cytoplasm YJL206C_p YJL206C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00488720861135052 0.777163752798215 1937 Putative protein of unknown function; similar to transcriptional regulators from the Zn[2]-Cys[6] binuclear cluster protein family; mRNA is weakly cell cycle regulated, peaking in S phase; induced rapidly upon MMS treatment biological_process molecular_function cellular_component YNL207W RIO2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00488639246332658 0.777199983407091 1938 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 YNL276C_d YNL276C hom 0.00486396941410059 0.778195581158054 1939 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 YDL109C_p YDL109C hom FT LIPID METABOLISM 0.0048558417360341 0.778556545246514 1940 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 YHR200W RPN10 hom FT PROTEOLYSIS 0.00485581158500032 0.778557884394464 1941 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 YOR031W CRS5 hom 0.00484701181522127 0.778948751259174 1942 Copper-binding metallothionein, required for wild-type copper resistance response to metal ion copper ion binding cytoplasm YJR011C_p YJR011C hom 0.00484061907204256 0.779232738227884 1943 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 YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00483041046267151 0.779686299766327 1944 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 YDL060W TSR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00482986359809117 0.77971059870308 1945 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 YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00481162798053817 0.780520988386419 1946 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 YHR001W OSH7 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.00480829810565298 0.780668993578419 1947 Member of an oxysterol-binding protein family with seven members in S. cerevisiae; family members have overlapping, redundant functions in sterol metabolism and collectively perform a function essential for viability maintenance of cell polarity|endocytosis|exocytosis|sterol transport|sterol metabolic process|late endosome to vacuole transport lipid binding|oxysterol binding integral to membrane|cortical endoplasmic reticulum|cytoplasm YGL144C ROG1 hom FT LIPID METABOLISM 0.00479683265271936 0.781178667021158 1948 Protein with putative serine active lipase domain; ROG1 has a paralog, YDL109C, that arose from the whole genome duplication cellular lipid metabolic process lipase activity cellular_component YNR038W DBP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.004791313689263 0.781424034857772 1949 Essential protein involved in ribosome biogenesis; putative ATP-dependent RNA helicase of the DEAD-box protein family maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00478893330142228 0.781529871339408 1950 Iron transporter of the mitochondrial carrier family; mediates Fe2+ transport across the inner mitochondrial membrane; active under low-iron conditions; may transport other cations; protein abundance increases in response to DNA replication stress; MRS4 has a paralog, MRS3, that arose from the whole genome duplication mitochondrial iron ion transport|RNA splicing iron ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YHR125W_d YHR125W hom 0.0047848442836182 0.781711686134577 1951 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCL052C PBN1 het FT LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0047711212684053 0.782321955767918 1952 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 YKL113C RAD27 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00476170543384284 0.782740760342411 1953 5' to 3' exonuclease, 5' flap endonuclease, required for Okazaki fragment processing and maturation as well as for long-patch base-excision repair; member of the S. pombe RAD2/FEN1 family double-strand break repair via nonhomologous end joining|replicative cell aging|DNA replication, removal of RNA primer|base-excision repair, base-free sugar-phosphate removal|gene conversion at mating-type locus, DNA repair synthesis 5'-3' exonuclease activity|5'-flap endonuclease activity mitochondrion|nucleus YOR301W RAX1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00474896389836562 0.783307588146974 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 YKL029C MAE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00474725020196604 0.783541354469311 1955 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 YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.00473939588574873 0.783890592265257 1956 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 YCR004C YCP4 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00470704429303187 0.785173259455004 1957 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 YML026C RPS18B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|MITOCHONDRION|RIBOSOME 0.00470553585181572 0.785365399111417 1958 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S18 and bacterial S13; RPS18B has a paralog, RPS18A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YLR035C MLH2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00470337557940104 0.785336597883138 1959 Protein involved in the mismatch repair of certain frameshift intermediates and involved in meiotic recombination; forms a complex with Mlh1p mismatch repair|reciprocal meiotic recombination molecular_function nucleus YLR124W_d YLR124W hom 0.00470252561705902 0.785374441245483 1960 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR357W RSC2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.00469919336919868 0.785522809723722 1961 Component of the RSC chromatin remodeling complex; required for expression of mid-late sporulation-specific genes; involved in telomere maintenance ATP-dependent chromatin remodeling|chromosome segregation|nucleosome disassembly|plasmid maintenance|sister chromatid cohesion|double-strand break repair via nonhomologous end joining|transcription elongation from RNA polymerase II promoter|double-strand break repair via homologous recombination DNA translocase activity RSC complex YGL151W NUT1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.00469091942890153 0.785891240934066 1962 Component of the RNA polymerase II mediator complex, which is required for transcriptional activation and also has a role in basal transcription regulation of transcription from RNA polymerase II promoter|transcription from RNA polymerase II promoter molecular_function mitochondrion|mediator complex|nucleus YNR005C_d YNR005C hom 0.00465413463724496 0.787529814246473 1963 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR316C-A_p YOR316C-A hom 0.004633498303017 0.788449469120512 1964 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPL224C MMT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00460977389804793 0.789507107579976 1965 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt1p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YDR391C_p YDR391C hom FT NUCLEUS 0.00459323568086229 0.790275159830936 1966 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 YJL149W DAS1 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.00458847900539768 0.790456768236691 1967 Putative SCF ubiquitin ligase F-box protein; interacts physically with both Cdc53p and Skp1 and genetically with CDC34; similar to putative F-box protein YDR131C SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YPR155C NCA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00458109240574669 0.790786251562544 1968 Protein involved in regulation of mitochondrial expression of subunits 6 (Atp6p) and 8 (Atp8p) of the Fo-F1 ATP synthase; functions with Nca3p mRNA metabolic process|aerobic respiration molecular_function mitochondrial outer membrane|mitochondrion YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0045624594266862 0.791617551733051 1969 Histone methyltransferase with a role in transcriptional elongation; methylates H3 lysine 36, which suppresses incorporation of acetylated histones and signals for the deacetylation of these histones within transcribed genes; associates with the C-terminal domain of Rpo21p; histone methylation activity is regulated by phosphorylation status of Rpo21p negative regulation of histone H3-K14 acetylation|DNA-dependent transcription, elongation|ascospore formation|regulation of transcription, DNA-dependent|histone deacetylation|regulation of DNA-dependent DNA replication initiation|histone methylation|negative regulation of antisense RNA transcription|Unknown|negative regulation of reciprocal meiotic recombination|positive regulation of histone acetylation histone methyltransferase activity|histone methyltransferase activity (H3-K36 specific) nucleus YDL130W-A STF1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0045593844727881 0.791754761919577 1970 Protein involved in regulation of the mitochondrial F1F0-ATP synthase; Stf1p and Stf2p act as stabilizing factors that enhance inhibitory action of the Inh1p protein; protein abundance increases in response to DNA replication stress negative regulation of ATPase activity molecular_function mitochondrion|mitochondrial proton-transporting ATP synthase complex YMR176W ECM5 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS|CHROMOSOME 0.00455773941632846 0.791828170059516 1971 Non-essential protein of unknown function; contains ATP/GTP-binding site motif A; null mutant exhibits cellular volume up to four times greater than wild-type, also large drooping buds with elongated necks; relative distribution to the nucleus increases upon DNA replication stress fungal-type cell wall organization molecular_function nucleus|Snt2C complex YNR011C PRP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00455675606489897 0.791872051501015 1972 RNA-dependent ATPase in the DEAH-box family, required for activation of the spliceosome before the first transesterification step in RNA splicing; orthologous to human protein DHX16 generation of catalytic spliceosome for first transesterification step RNA-dependent ATPase activity U2-type catalytic step 1 spliceosome YKL187C FAT3 hom FT MITOCHONDRION 0.00453567847443245 0.793054436627953 1973 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 YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.00451535307219896 0.793720230563592 1974 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 YLR438W CAR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00450332672677376 0.794257289522451 1975 L-ornithine transaminase (OTAse); catalyzes the second step of arginine degradation, expression is dually-regulated by allophanate induction and a specific arginine induction process; not nitrogen catabolite repression sensitive; protein abundance increases in response to DNA replication stress ornithine metabolic process|arginine catabolic process ornithine-oxo-acid transaminase activity cytosol|nucleus|cytoplasm YDR013W PSF1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00450238683758622 0.794299266144038 1976 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 YHR193C EGD2 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.00449884909957634 0.794487232548118 1977 Alpha subunit of the heteromeric nascent polypeptide-associated complex (NAC) involved in protein sorting and translocation, associated with cytoplasmic ribosomes 'de novo' cotranslational protein folding unfolded protein binding|phosphatidic acid binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding nascent polypeptide-associated complex YDL235C YPD1 het FT SIGNALING|NUCLEUS 0.00447601620642248 0.795477253668323 1978 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 YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00447401006880167 0.795566887818819 1979 Acetyltransferase, modifies N-terminal lysines on histones H2B and H3; acetylates Rsc4p, a subunit of the RSC chromatin-remodeling complex, altering replication stress tolerance; catalytic subunit of the ADA and SAGA histone acetyltransferase complexes; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; greater involvement in repression of RNAPII-dependent transcription than in activation histone acetylation|regulation of transcription by chromatin organization|chromatin modification|positive regulation of transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|transcription coactivator activity|histone acetyltransferase activity|H3 histone acetyltransferase activity SLIK (SAGA-like) complex|chromosome, centromeric region|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00447391124986574 0.795571303114716 1980 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 YPL095C EEB1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00447322583755738 0.795601927973398 1981 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 YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00446954173594827 0.795766542447214 1982 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 YMR001C-A_p YMR001C-A hom 0.00446748866760905 0.795858282395575 1983 Putative protein of unknown function biological_process molecular_function cellular_component YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00446473653009744 0.795981264194218 1984 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 YAL042C-A_d YAL042C-A hom 0.00446125113717417 0.796137019455482 1985 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF ERV46/YAL042W; YAL042C-A is a non-essential gene Unknown Unknown Unknown YKL120W OAC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00445010814705081 0.796664690263154 1986 Mitochondrial inner membrane transporter, transports oxaloacetate, sulfate, thiosulfate, and isopropylmalate; member of the mitochondrial carrier family sulfate transport|oxaloacetate transport|isopropylmalate transport secondary active sulfate transmembrane transporter activity|oxaloacetate secondary active transmembrane transporter activity|isopropylmalate transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YGR002C SWC4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00444495844484413 0.796865214974377 1987 Component of the Swr1p complex that incorporates Htz1p into chromatin; component of the NuA4 histone acetyltransferase complex DNA repair|histone acetylation|chromosome organization|chromatin modification|chromatin remodeling|histone exchange|establishment of mitotic sister chromatid cohesion DNA binding Swr1 complex|histone acetyltransferase complex|nucleus|NuA4 histone acetyltransferase complex YOR002W ALG6 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0044347013185146 0.797323743954103 1988 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 YGR265W_d YGR265W het 0.00441492782754033 0.79820788449436 1989 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 YOR381W FRE3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0044143415801419 0.798234101579483 1990 Ferric reductase, reduces siderophore-bound iron prior to uptake by transporters; expression induced by low iron levels cellular iron ion homeostasis|siderophore transport ferric-chelate reductase activity integral to membrane|plasma membrane YJL156C SSY5 het FT PROTEOLYSIS|PLASMA MEMBRANE 0.00441123753559915 0.798402335054266 1991 Serine protease of SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p); contains an inhibitory domain that dissociates in response to extracellular amino acids, freeing a catalytic domain to activate transcription factor Stp1p protein processing|response to amino acid stimulus serine-type endopeptidase activity extrinsic to plasma membrane YDR408C ADE8 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00441068362266915 0.798515370547292 1992 Phosphoribosyl-glycinamide transformylase, catalyzes a step in the 'de novo' purine nucleotide biosynthetic pathway purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process|adenine biosynthetic process phosphoribosylglycinamide formyltransferase activity nucleus|cytoplasm YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.00440901728064842 0.79873700584375 1993 Unconventional prefoldin protein involved in translation initiation; mutants have inappropriate expression of nutrient sensitive genes due to translational derepression of Gcn4p transcription factor; diploid mutants show random budding; ortholog of human URI/RMP formation of translation preinitiation complex molecular_function cytosolic ribosome|cytoplasm YDL034W_d YDL034W hom 0.00440343961268069 0.798721680860232 1994 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps with verified gene GPR1/YDL035C; YDL034W is not an essential gene Unknown Unknown Unknown YMR317W_p YMR317W hom 0.00439634341708185 0.79906841648319 1995 Putative protein of unknown function with some similarity to sialidase from Trypanosoma; YMR317W is not an essential gene biological_process molecular_function cellular_component YOR015W_d YOR015W hom 0.00437919882633283 0.799806106040545 1996 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR086W PRP16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00437279096878702 0.800092829721406 1997 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 YOR173W DCS2 hom 0.00436099462297319 0.800620735152004 1998 Non-essential, stress induced regulatory protein; modulates m7G-oligoribonucleotide metabolism; inhibits Dcs1p; regulated by Msn2p, Msn4p, and the Ras-cAMP-cAPK signaling pathway; mutant has increased aneuploidy tolerance deadenylation-dependent decapping of nuclear-transcribed mRNA m7G(5')pppN diphosphatase activity cytoplasmic mRNA processing body|cytoplasm YDR371W_p CTS2 hom FT CARBOHYDRATE METABOLISM 0.00435941716072723 0.801128214651003 1999 Putative chitinase, functionally complements A. gossypii cts2 mutant sporulation defect sporulation resulting in formation of a cellular spore molecular_function cytoplasm YLL037W_d YLL037W het 0.00433502456682469 0.801783257412997 2000 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 YAL048C GEM1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00432295545684111 0.802323667927521 2001 Outer mitochondrial membrane GTPase, subunit of the ERMES complex; potential regulatory subunit of the ERMES complex that links the ER to mitochondria and may promote inter-organellar calcium and phospholipid exchange as well as coordinating mitochondrial DNA replication and growth; cells lacking Gem1p contain collapsed, globular, or grape-like mitochondria; ortholog of metazoan Miro GTPases mitochondrion inheritance|regulation of mitochondrion organization|phospholipid homeostasis GTPase activity|calcium ion binding mitochondrial outer membrane|ERMES complex|mitochondrion YBL096C_d YBL096C hom 0.00432231047819411 0.802352550370433 2002 Non-essential protein of unknown function Unknown Unknown Unknown YLR093C NYV1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0043145622139851 0.802699542321129 2003 v-SNARE component of the vacuolar SNARE complex involved in vesicle fusion; inhibits ATP-dependent Ca(2+) transport activity of Pmc1p in the vacuolar membrane vesicle-mediated transport|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity SNARE complex|fungal-type vacuole membrane YCL030C HIS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00431311436755518 0.802764385809904 2004 Multifunctional enzyme containing phosphoribosyl-ATP pyrophosphatase, phosphoribosyl-AMP cyclohydrolase, and histidinol dehydrogenase activities; catalyzes the second, third, ninth and tenth steps in histidine biosynthesis histidine biosynthetic process phosphoribosyl-ATP diphosphatase activity|phosphoribosyl-AMP cyclohydrolase activity|histidinol dehydrogenase activity intracellular YNR008W LRO1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.00430494048780897 0.803130487985228 2005 Acyltransferase that catalyzes diacylglycerol esterification; one of several acyltransferases that contribute to triglyceride synthesis; putative homolog of human lecithin cholesterol acyltransferase lipid storage|triglyceride biosynthetic process phospholipid:diacylglycerol acyltransferase activity lipid particle|perinuclear endoplasmic reticulum YGL186C TPN1 hom FF|FT PLASMA MEMBRANE 0.00430459038458147 0.803232433074202 2006 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 YGR073C_d YGR073C het 0.00427560886319949 0.804444585271542 2007 Dubious open reading frame unlikely to encode a functional protein, extensively overlaps essential SMD1 gene encoding a U6 snRNP protein Unknown Unknown Unknown YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00426823400564539 0.804775076141393 2008 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 YEL015W EDC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00425233772708772 0.805515979733128 2009 Non-essential conserved protein with a role in mRNA decapping; specifically affects the function of the decapping enzyme Dcp1p; localizes to cytoplasmic mRNA processing bodies; forms cytoplasmic foci upon DNA replication stress deadenylation-independent decapping of nuclear-transcribed mRNA|cytoplasmic mRNA processing body assembly molecular_function cytoplasmic mRNA processing body YJL010C NOP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00425161243038015 0.805520069686095 2010 Essential subunit of U3-containing 90S preribosome involved in production of 18S rRNA and assembly of small ribosomal subunit; also part of pre-40S ribosome and required for its export into cytoplasm; binds RNA and contains pumilio domain endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit export from nucleus RNA binding preribosome, small subunit precursor|nucleolus|nucleus|90S preribosome YER004W FMP52 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00424822875767912 0.805671750500013 2011 Protein of unknown function, localized to the mitochondrial outer membrane; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function mitochondrial outer membrane|mitochondrion|endoplasmic reticulum YBL052C SAS3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00424744694870768 0.805791985746212 2012 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 YPL108W_p YPL108W hom 0.00423834586104578 0.806143149906282 2013 Cytoplasmic protein of unknown function; non-essential gene that is induced in a GDH1 deleted strain with altered redox metabolism; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function cytoplasm YER115C SPR6 hom FT CELL CYCLE 0.00423092754190208 0.80644743090295 2014 Protein of unknown function, expressed during sporulation; not required for sporulation, but gene exhibits genetic interactions with other genes required for sporulation ascospore formation molecular_function cellular_component YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00422501430305349 0.80671258795006 2015 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR065W CYT1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00421233435899192 0.807393957191499 2016 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 YER179W DMC1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0042098112716593 0.807394412819131 2017 Meiosis-specific protein required for repair of double-strand breaks and pairing between homologous chromosomes; homolog of Rad51p and the bacterial RecA protein; binds ssDNA and dsDNA, forms helical filaments; stimulated by Rdh54p meiosis|reciprocal meiotic recombination|meiotic joint molecule formation double-stranded DNA binding|single-stranded DNA binding condensed nuclear chromosome|nucleus YML019W OST6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00420837350539476 0.807458901275489 2018 Subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins; similar to and partially functionally redundant with Ost3p protein N-linked glycosylation via asparagine|protein complex assembly dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YDR048C_d YDR048C hom 0.00420707474774283 0.80751715587143 2019 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR298W MUM3 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS 0.00419650441959007 0.808019389173699 2020 Protein of unknown function involved in the organization of the outer spore wall layers; has similarity to the tafazzins superfamily of acyltransferases ascospore wall assembly|phospholipid biosynthetic process transferase activity, transferring acyl groups cellular_component YIL037C PRM2 hom 0.00419612068497328 0.808008532836479 2021 Pheromone-regulated protein, predicted to have 4 transmembrane segments and a coiled coil domain; regulated by Ste12p; required for efficient nuclear fusion karyogamy involved in conjugation with cellular fusion molecular_function integral to membrane YDL220C CDC13 het FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME 0.00419127061429465 0.80822612133221 2022 Single stranded DNA-binding protein found at TG1-3 telomere G-tails; regulates telomere replication through recruitment of specific sub-complexes, but the essential function is telomere capping; autophagy and proteasome are involved in Cdc13p degradation telomere capping|telomere maintenance via telomerase|negative regulation of telomerase activity|telomere maintenance|regulation of telomere maintenance via telomerase single-stranded telomeric DNA binding|telomerase inhibitor activity nuclear telomere cap complex YMR061W RNA14 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00416329909757685 0.809481295025563 2023 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; bridges interaction between Rna15p and Hrp1p in the CF I complex; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; required for gene looping mRNA cleavage|mRNA polyadenylation RNA binding|protein heterodimerization activity mRNA cleavage factor complex|mitochondrion|nucleus YDR218C SPR28 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00416083274860227 0.810093902149824 2024 Sporulation-specific homolog of the yeast CDC3/10/11/12 family of bud neck microfilament genes; meiotic septin expressed at high levels during meiotic divisions and ascospore formation sexual sporulation resulting in formation of a cellular spore structural molecule activity spindle microtubule|meiotic spindle|septin complex|prospore membrane|ascospore wall YMR085W_p YMR085W hom FT CARBOHYDRATE METABOLISM 0.00415305279144843 0.810024608596924 2025 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 YNL219C ALG9 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00413841740112895 0.810598230299462 2026 Mannosyltransferase, involved in N-linked glycosylation; catalyzes both the transfer of seventh mannose residue on B-arm and ninth mannose residue on the C-arm from Dol-P-Man to lipid-linked oligosaccharides; mutation of the human ortholog causes type 1 congenital disorders of glycosylation dolichol-linked oligosaccharide biosynthetic process|protein glycosylation mannosyltransferase activity integral to membrane|endoplasmic reticulum YBR023C CHS3 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH 0.00413383931542192 0.810803781881239 2027 Chitin synthase III, catalyzes the transfer of N-acetylglucosamine (GlcNAc) to chitin; required for synthesis of the majority of cell wall chitin, the chitin ring during bud emergence, and spore wall chitosan ascospore wall assembly|fungal-type cell wall chitin biosynthetic process|cytokinesis chitin synthase activity incipient cellular bud site|integral to membrane|chitosome|prospore membrane|cellular bud neck|mating projection tip|cytoplasm YHR117W TOM71 hom FT MITOCHONDRION 0.00411529139582804 0.811636698672176 2028 Mitochondrial outer membrane protein; probable minor component of the TOM (translocase of outer membrane) complex responsible for recognition and import of mitochondrially directed proteins; TOM71 has a paralog, TOM70, that arose from the whole genome duplication biological_process protein transporter activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane YHL015W RPS20 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00411378336065682 0.811704428199089 2029 Protein component of the small (40S) ribosomal subunit; overproduction suppresses mutations affecting RNA polymerase III-dependent transcription; homologous to mammalian ribosomal protein S20 and bacterial S10 cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YMR225C MRPL44 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00408021617575575 0.813212375804658 2030 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 YHR094C HXT1 hom FT PLASMA MEMBRANE 0.00407909313488428 0.813262838470608 2031 Low-affinity glucose transporter of the major facilitator superfamily, expression is induced by Hxk2p in the presence of glucose and repressed by Rgt1p when glucose is limiting; HXT1 has a paralog, HXT6, what arose from the whole genome duplication mannose transport|glucose transport galactose transmembrane transporter activity|pentose transmembrane transporter activity|mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YPL248C GAL4 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00407705088272676 0.813354606919166 2032 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 YBR213W MET8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.00406948244797128 0.813831106507264 2033 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 YNR058W BIO3 hom FT KETONE METABOLISM|COFACTOR METABOLISM 0.00406845710166294 0.813740795882925 2034 7,8-diamino-pelargonic acid aminotransferase (DAPA), catalyzes the second step in the biotin biosynthesis pathway; BIO3 is in a cluster of 3 genes (BIO3, BIO4, and BIO5) that mediate biotin synthesis biotin biosynthetic process adenosylmethionine-8-amino-7-oxononanoate transaminase activity cytoplasm YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.00406728121887726 0.813793641449073 2035 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 YMR158W-B_d YMR158W-B hom 0.00405592936471816 0.814303850764394 2036 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene ATG16/YMR159C Unknown Unknown Unknown YKR024C DBP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00405145786959883 0.814640663246278 2037 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 YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00405076053707534 0.814536189932075 2038 Choline/ethanolamine transporter; involved in the uptake of nitrogen mustard and the uptake of glycine betaine during hypersaline stress; co-regulated with phospholipid biosynthetic genes and negatively regulated by choline and myo-inositol choline transport|ethanolamine transport|glycine betaine transport choline transmembrane transporter activity|ethanolamine transmembrane transporter activity integral to membrane|plasma membrane YDR060W MAK21 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0040492007592149 0.814606305260944 2039 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 YGR061C ADE6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.00404174959469719 0.814941271411315 2040 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 YLR042C_p YLR042C hom 0.00403997134410706 0.81502121744019 2041 Protein of unknown function; localizes to the cytoplasm; YLL042C is not an essential gene biological_process molecular_function fungal-type cell wall YJL175W_d YJL175W hom 0.00402937922426378 0.815578513508022 2042 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 YMR151W_d YIM2 hom 0.00402870101475442 0.815527950085614 2043 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 YGL069C_d YGL069C het 0.00401191355831901 0.816282884834397 2044 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 92% of ORF overlaps the uncharacterized ORF YGL068W; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YJL007C_d YJL007C hom 0.00401179903581156 0.816395676630106 2045 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR090W PXL1 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.00400635911424079 0.816532706684028 2046 Protein that localizes to sites of polarized growth; required for selection and/or maintenance of polarized growth sites, may modulate signaling by the GTPases Cdc42p and Rho1p; contains LIM domains and has similarity to metazoan paxillin; relocalizes from bud neck to cytoplasm upon DNA replication stress maintenance of cell polarity|regulation of Rho protein signal transduction Rho GDP-dissociation inhibitor activity incipient cellular bud site|cellular bud|mating projection tip|cellular bud neck|cytoplasm|cellular bud tip YBR200W BEM1 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00399942754902454 0.816844493352795 2047 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 YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.00397955247242067 0.817738648733318 2048 Vacuolar aspartyl protease (proteinase A), required for the posttranslational precursor maturation of vacuolar proteinases; important for protein turnover after oxidative damage; synthesized as a zymogen, self-activates microautophagy|proteolysis involved in cellular protein catabolic process|cellular response to starvation peptidase activity fungal-type vacuole lumen|mitochondrion|fungal-type vacuole YOR304C-A_p YOR304C-A hom FT SITE OF POLARIZED GROWTH 0.00397621549813409 0.817995535588564 2049 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck biological_process molecular_function cellular bud|mating projection tip|cellular bud neck|cytoplasm YDR306C_p YDR306C hom FT PROTEOLYSIS 0.00396895170750801 0.818215661203607 2050 F-box protein of unknown function; interacts with Sgt1p via a Leucine-Rich Repeat (LRR) domain SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YLR030W_p YLR030W hom 0.00396847279881925 0.818237212692613 2051 Putative protein of unknown function biological_process molecular_function cellular_component YNL067W RPL9B hom FT TRANSLATION|RIBOSOME 0.00395092832555206 0.819026830415814 2052 Ribosomal 60S subunit protein L9B; nearly identical to paralog Rpl9Ap; homologous to mammalian ribosomal protein L9 and bacterial L6 cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.00394961384483586 0.819085998169487 2053 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 YDR107C TMN2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.00394599600017383 0.819248850866402 2054 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 YPL041C_p YPL041C hom 0.00391142747883621 0.820989248339938 2055 Protein of unknown function involved in maintenance of proper telomere length biological_process molecular_function cellular_component YBR081C SPT7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|HISTONE ACETYLTRANSFERASE 0.00390370193255171 0.821153241073981 2056 Subunit of the SAGA transcriptional regulatory complex, involved in proper assembly of the complex; also present as a C-terminally truncated form in the SLIK/SALSA transcriptional regulatory complex conjugation with cellular fusion|histone acetylation|protein complex assembly|chromatin modification structural molecule activity SLIK (SAGA-like) complex|mitochondrion|SAGA complex YCR030C SYP1 hom FT CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.00390272030154366 0.821197453886969 2057 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 YER111C SWI4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.00388928213460936 0.821802768042816 2058 DNA binding component of the SBF complex (Swi4p-Swi6p); a transcriptional activator that in concert with MBF (Mbp1-Swi6p) regulates late G1-specific transcription of targets including cyclins and genes required for DNA synthesis and repair; acetylation at two sites, K1016 and K1066, regulates interaction with Swi6p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription SBF transcription complex|nuclear chromatin YLL024C SSA2 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.00388235450455805 0.82214094091487 2059 ATP binding protein involved in protein folding and vacuolar import of proteins; member of heat shock protein 70 (HSP70) family; associated with the chaperonin-containing T-complex; present in the cytoplasm, vacuolar membrane and cell wall; 98% identical with paralog Ssa1p, but subtle differences between the two proteins provide functional specificity with respect to propagation of yeast [URE3] prions and vacuolar-mediated degradations of gluconeogenesis enzymes protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity|ATP binding cytosol|fungal-type vacuole membrane|mitochondrion|fungal-type cell wall|plasma membrane|polysome|chaperonin-containing T-complex|cytoplasm YHR112C YHR112C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0038792738028991 0.822253656258712 2060 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 YIR044C YIR044C hom 0.00385457514322393 0.823366613448344 2061 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 YIL098C FMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00383554091663124 0.824224565602719 2062 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 YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.00381900993723958 0.82499553229983 2063 Cytoplasmic DExD/H-box helicase, stimulates mRNA decapping; coordinates distinct steps in mRNA function and decay, interacts with both the decapping and deadenylase complexes, may have a role in mRNA export and translation; C-terminus of Dhh1p interacts with Ngr1p and promotes POR1, but not EDC1 mRNA decay; forms cytoplasmic foci upon DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|cell morphogenesis involved in conjugation with cellular fusion|stress granule assembly|cytoplasmic mRNA processing body assembly protein binding|RNA helicase activity cytoplasmic mRNA processing body|cytoplasmic stress granule|cytoplasm YMR142C RPL13B hom FT TRANSLATION|RIBOSOME 0.0038059204714105 0.825560100156887 2064 Ribosomal 60S subunit protein L13B; not essential for viability; homologous to mammalian ribosomal protein L13, no bacterial homolog; RPL13B has a paralog, RPL13A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOL003C PFA4 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00379114473578162 0.826226501412822 2065 Palmitoyltransferase with autoacylation activity, required for palmitoylation of amino acid permeases containing a C-terminal Phe-Trp-Cys site; required for modification of Chs3p; member of the DHHC family of putative palmitoyltransferases protein palmitoylation palmitoyltransferase activity integral to membrane|endoplasmic reticulum YFL041W FET5 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00379004611312772 0.826352539306272 2066 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 YCR021C HSP30 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00377975000479891 0.82674050128462 2067 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 YOR235W_d IRC13 hom 0.00377601549746392 0.826908975678623 2068 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; null mutant displays increased levels of spontaneous Rad52 foci Unknown Unknown Unknown YDL208W NHP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0037614586598838 0.827565752547732 2069 Nuclear protein related to mammalian high mobility group (HMG) proteins, essential for function of H/ACA-type snoRNPs, which are involved in 18S rRNA processing cleavage involved in rRNA processing|rRNA pseudouridine synthesis|snRNA pseudouridine synthesis snoRNA binding box H/ACA snoRNP complex YLR084C RAX2 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00376021109244856 0.827647345557769 2070 N-glycosylated protein involved in the maintenance of bud site selection during bipolar budding; localization requires Rax1p; RAX2 mRNA stability is regulated by Mpt5p cellular bud site selection molecular_function mitochondrion|cellular bud scar|cellular bud neck|membrane YDR216W ADR1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GENE SILENCING|PEROXISOME ORGANIZATION|NUCLEUS 0.00376020890042102 0.827622144947217 2071 Carbon source-responsive zinc-finger transcription factor, required for transcription of the glucose-repressed gene ADH2, of peroxisomal protein genes, and of genes required for ethanol, glycerol, and fatty acid utilization negative regulation of chromatin silencing|positive regulation of transcription from RNA polymerase II promoter in response to ethanol|chromatin organization|regulation of transcription by chromatin organization|positive regulation of fatty acid beta-oxidation by positive regulation of transcription from RNA polymerase II promoter|positive regulation of peroxisome organization by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter by oleic acid|cellular response to oleic acid|peroxisome organization|positive regulation of ethanol catabolic process by positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding|TFIIB-class transcription factor binding|sequence-specific DNA binding|TFIID-class transcription factor binding|RNA polymerase II transcription factor binding transcription factor activity involved in positive regulation of transcription nucleus YER123W YCK3 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.00375839094021163 0.827830656425624 2072 Palmitoylated, vacuolar membrane-localized casein kinase I isoform; negatively regulates vacuole fusion during hypertonic stress via phosphorylation of Vps41p; shares essential functions with Hrr25p; regulates vesicle fusion in AP-3 pathway vesicle-mediated transport|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity fungal-type vacuole membrane|plasma membrane|nucleus|fungal-type vacuole YGL003C CDH1 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00373998010534007 0.828585387723502 2073 Cell-cycle regulated activator of the anaphase-promoting complex/cyclosome (APC/C), which directs ubiquitination of cyclins resulting in mitotic exit; targets the APC/C to specific substrates including Cdc20p, Ase1p, Cin8p and Fin1p activation of mitotic anaphase-promoting complex activity|negative regulation of spindle pole body separation|positive regulation of mitotic metaphase/anaphase transition|Unknown|regulation of cell size anaphase-promoting complex binding|cyclin binding|ubiquitin-protein ligase activator activity nucleus|anaphase-promoting complex|cytoplasm YBR269C_p FMP21 hom FT MITOCHONDRION 0.00371025475281379 0.829876930485749 2074 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 YML103C NUP188 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00368220830411415 0.831143481326813 2075 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC organization and nucleocytoplasmic transport; homologous to human NUP188 nuclear pore organization|protein import into nucleus|mRNA export from nucleus in response to heat stress structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YAR020C PAU7 hom 0.00365923123125508 0.832181430932323 2076 Member of the seripauperin multigene family, active during alcoholic fermentation, regulated by anaerobiosis, inhibited by oxygen, repressed by heme biological_process molecular_function cellular_component YBR022W POA1 hom FT RNA PROCESSING 0.00365634977031239 0.832311616638469 2077 Phosphatase that is highly specific for ADP-ribose 1''-phosphate, a tRNA splicing metabolite; may have a role in regulation of tRNA splicing tRNA splicing, via endonucleolytic cleavage and ligation phosphatase activity cellular_component YMR152W YIM1 hom FT RESPONSE TO DNA DAMAGE|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00364880917321312 0.832652325969882 2078 Protein of unknown function; null mutant displays sensitivity to DNA damaging agents; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress response to DNA damage stimulus molecular_function mitochondrion|lipid particle|cytoplasm YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0036421545899649 0.83295302834493 2079 5-phospho-ribosyl-1(alpha)-pyrophosphate synthetase, synthesizes PRPP, which is required for nucleotide, histidine, and tryptophan biosynthesis; one of five related enzymes, which are active as heteromultimeric complexes fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process|regulation of cell size ribose phosphate diphosphokinase activity cytoplasm YGR018C_p YGR018C hom 0.00362299192954483 0.833819072760269 2080 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the uncharacterized ORF YGR017W biological_process molecular_function cellular_component YDL046W NPC2 hom 0.00362080063221089 0.834040175916092 2081 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 YDR263C DIN7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00360831409029953 0.834628560405203 2082 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 YLR390W-A CCW14 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00359048575749005 0.835385484437467 2083 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 YMR269W TMA23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00358920109008551 0.835346719024091 2084 Nucleolar protein implicated in ribosome biogenesis; deletion extends chronological lifespan ribosomal small subunit biogenesis molecular_function ribosome|nucleolus YDR284C DPP1 hom FT LIPID METABOLISM|SIGNALING 0.00358724404286349 0.835435214035958 2085 Diacylglycerol pyrophosphate (DGPP) phosphatase, zinc-regulated vacuolar membrane-associated lipid phosphatase, dephosphorylates DGPP to phosphatidate (PA) and Pi, then PA to diacylglycerol; involved in lipid signaling and cell metabolism phospholipid metabolic process|signal transduction diacylglycerol diphosphate phosphatase activity|phosphatidate phosphatase activity fungal-type vacuole membrane|integral to membrane YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00358546483945661 0.835539844753574 2086 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 YOR190W SPR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00358005708610595 0.835760216297592 2087 Sporulation-specific exo-1,3-beta-glucanase; contributes to ascospore thermoresistance ascospore formation glucan exo-1,3-beta-glucosidase activity fungal-type cell wall|ascospore wall YPR071W_p YPR071W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00357682974628442 0.835906169354781 2088 Putative membrane protein; YPR071W is not an essential gene; YPR071W has paralog YIL029C biological_process molecular_function integral to membrane YLR248W RCK2 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS 0.00357115143441582 0.836162978758226 2089 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 YMR234W RNH1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.00355866592093745 0.836727714498373 2090 Ribonuclease H1; able to bind double-stranded RNAs and RNA-DNA hybrids; associates with RNAse polymerase I; the homolog of mammalian RNAse HII (the S. cerevisiae homolog of mammalian RNAse HI is RNH201) fungal-type cell wall organization|RNA catabolic process ribonuclease H activity intracellular|nucleus YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.00355223846143797 0.837018469525523 2091 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 YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00354489906747784 0.837350504381328 2092 Cyclin-dependent kinase inhibitor (CKI); inhibitor of Cdc28-Clb kinase complexes that controls G1/S phase transition, preventing premature S phase and ensuring genomic integrity; phosphorylation targets Sic1p for SCF(CDC4)-dependent turnover; functional homolog of mammalian Kip1 regulation of cyclin-dependent protein kinase activity|negative regulation of macroautophagy|G1/S transition of mitotic cell cycle cyclin-dependent protein kinase inhibitor activity nucleus|cytoplasm YDR444W_p YDR444W hom FT LIPID METABOLISM 0.00353834732506524 0.837646930274227 2093 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YHR034C PIH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00353591597016343 0.83780465517423 2094 Component of the conserved R2TP complex (Rvb1-Rvb2-Tah1-Pih1); 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|rRNA processing|regulation of cell size|box C/D snoRNP assembly molecular_function R2TP complex|nucleus|small nucleolar ribonucleoprotein complex|cytoplasm YGR035W-A_p YGR035W-A hom 0.00352379346939352 0.838305484746379 2095 Putative protein of unknown function biological_process molecular_function cellular_component YPL187W MF(ALPHA)1 hom FT SIGNALING 0.00352127525259434 0.838419444261897 2096 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)2, although MF(ALPHA)1 produces most alpha-factor pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YGR097W ASK10 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|RNA POL II, HOLOENZYME 0.00350845819576481 0.838999520472561 2097 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 YBL081W_p YBL081W hom 0.0035003513336177 0.839721239078481 2098 Non-essential protein of unknown function; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function cellular_component YGL197W MDS3 hom FT CELL CYCLE|SIGNALING|MITOCHONDRION 0.00349994459392337 0.839384878647153 2099 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 YLR140W_d YLR140W het 0.00349931069620457 0.839413572822678 2100 Dubious open reading frame unlikely to encode a functional protein; overlaps essential RRN5 gene which encodes a member of the UAF transcription factor involved in transcription of rDNA by RNA polymerase I Unknown Unknown Unknown YOL093W TRM10 hom FT RNA PROCESSING|NUCLEUS 0.00349390266354548 0.83965838287676 2101 tRNA methyltransferase; methylates the N-1 position of guanosine in tRNAs; protein abundance increases in response to DNA replication stress tRNA methylation tRNA (guanine) methyltransferase activity nucleus|cytoplasm YDL155W CLB3 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0034856868068811 0.840030326773439 2102 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 YGR095C RRP46 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00348116500652883 0.840235050555089 2103 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) YFR043C IRC6 hom 0.00346940192020957 0.840767672960551 2104 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YFR050C PRE4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00346891053748505 0.840860201202497 2105 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 YOL121C RPS19A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.00345848571322819 0.841262014592229 2106 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 YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00344310201221864 0.841958773347014 2107 Saccharopine dehydrogenase (NADP+, L-glutamate-forming); catalyzes the formation of saccharopine from alpha-aminoadipate 6-semialdehyde, the seventh step in lysine biosynthesis pathway; exhibits genetic and physical interactions with TRM112 lysine biosynthetic process via aminoadipic acid saccharopine dehydrogenase (NADP+, L-glutamate-forming) activity cytoplasm YOL154W ZPS1 hom 0.00344171118503705 0.842021772813259 2108 Putative GPI-anchored protein; transcription is induced under low-zinc conditions, as mediated by the Zap1p transcription factor, and at alkaline pH biological_process molecular_function fungal-type cell wall|fungal-type vacuole YLR415C_p YLR415C hom FT MITOCHONDRION 0.00343255336116416 0.842436614501986 2109 Putative protein of unknown function; YLR415C is not an essential gene biological_process molecular_function cellular_component YLR100W ERG27 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00342757227858161 0.842662271698955 2110 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 YBR252W DUT1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00341220255198812 0.843427818949778 2111 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 YBR228W SLX1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00340920044793728 0.843563794501085 2112 Subunit of a complex, with Slx4p, that hydrolyzes 5' branches from duplex DNA in response to stalled or converging replication forks; function overlaps with that of Sgs1p-Top3p DNA-dependent DNA replication 5'-flap endonuclease activity Slx1-Slx4 complex|nucleus YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.00340090665940527 0.843870519210913 2113 RNase of the DEDD superfamily, subunit of the Ccr4-Not complex that mediates 3' to 5' mRNA deadenylation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|transcription elongation from RNA polymerase II promoter 3'-5'-exoribonuclease activity CCR4-NOT core complex|mating projection tip|cytoplasmic mRNA processing body|cytoplasm YGR291C_d YGR291C hom 0.00338832594332318 0.844440692521587 2114 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER174C GRX4 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00335814800014096 0.845808725085047 2115 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 YLL017W YLL017W hom FT SIGNALING 0.00335114032701311 0.846126464971646 2116 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 YKR068C BET3 het FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00333140146993772 0.847021592806564 2117 Hydrophilic protein that acts in conjunction with SNARE proteins in targeting and fusion of ER to Golgi transport vesicles; component of the TRAPP (transport protein particle) complex ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex|cis-Golgi network membrane YJL098W SAP185 hom FT CELL CYCLE|RNA PROCESSING|MITOCHONDRION 0.00332668202319328 0.847235641975619 2118 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap190p; SAP185 has a paralog, SAP190, that arose from the whole genome duplication tRNA wobble uridine modification|G1/S transition of mitotic cell cycle protein serine/threonine phosphatase activity mitochondrion|cytoplasm YML088W UFO1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00332218892093824 0.84743943582243 2119 F-box receptor protein, subunit of the Skp1-Cdc53-F-box receptor (SCF) E3 ubiquitin ligase complex; binds to phosphorylated Ho endonuclease, allowing its ubiquitylation by SCF and subsequent degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|cellular response to methylmercury|response to DNA damage stimulus ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex|nucleus|cytoplasm YLR285C-A_p YLR285C-A hom 0.00332083972023142 0.847523093737529 2120 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGL068W MNP1 het FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00331421671464956 0.847801056641452 2121 Protein associated with the mitochondrial nucleoid; putative mitochondrial ribosomal protein with similarity to E. coli L7/L12 ribosomal protein; required for normal respiratory growth aerobic respiration structural constituent of ribosome mitochondrial nucleoid|mitochondrion YMR315W YMR315W hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00331227117226959 0.847889311684818 2122 Protein with NADP(H) oxidoreductase activity; transcription is regulated by Stb5p in response to NADPH depletion induced by diamide; promoter contains a putative Stb5p binding site; protein abundance increases in response to DNA replication stress NADPH regeneration oxidoreductase activity nucleus|cytoplasm YLR209C PNP1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00331092795556634 0.847950244725439 2123 Purine nucleoside phosphorylase, specifically metabolizes inosine and guanosine nucleosides; involved in the nicotinamide riboside salvage pathway guanosine catabolic process|inosine catabolic process|NAD biosynthesis via nicotinamide riboside salvage pathway|nicotinate nucleotide salvage nicotinamide riboside hydrolase activity|inosine nucleosidase activity|purine-nucleoside phosphorylase activity intracellular YGR290W_d YGR290W hom 0.00330462579301733 0.848236145138821 2124 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; putative HLH protein; partially overlaps the verified ORF MAL11/YGR289C (a high-affinity maltose transporter) Unknown Unknown Unknown YOR113W AZF1 hom FT TRANSCRIPTION FROM RNA POL II|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.00330027129976308 0.848433700328669 2125 Zinc-finger transcription factor; in the presence of glucose, activates transcription of genes involved in growth and carbon metabolism; in nonfermentable carbon sources, activates transcription of genes involved in maintenance of cell wall integrity regulation of fungal-type cell wall organization|regulation of transcription from RNA polymerase II promoter|cellular response to carbohydrate stimulus RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00327225363342637 0.84970503637554 2126 Protein of unknown function thought to be involved in endocytosis; Pal1p physically interacts with Ede1p and is found at endocytic sites at the cell periphery during the early stages of endocytosis; green fluorescent protein (GFP)-fusion protein also localizes to the bud neck; potential Cdc28p substrate; similar to the S. pombe Pal1 protein; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cell cortex|cellular bud neck|mating projection tip YNL212W VID27 hom 0.00326233020778575 0.85015541788886 2127 Cytoplasmic protein of unknown function; possibly involved in vacuolar protein degradation; not essential for proteasome-dependent degradation of fructose-1,6-bisphosphatase (FBPase); null mutants exhibit normal growth biological_process molecular_function cytoplasm YHL035C VMR1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00325168658828171 0.850638540219595 2128 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 YGR160W_d YGR160W hom 0.0032505031946428 0.850692258861111 2129 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR136W GAT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00325041169979648 0.850696412181552 2130 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 YGR076C MRPL25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00324850643210911 0.850782900914129 2131 Mitochondrial ribosomal protein of the large subunit; mutation confers increased replicative lifespan mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJR070C LIA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CYTOSKELETON ORGANIZATION|NUCLEUS 0.00323619875392399 0.851407379757093 2132 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 YGR088W CTT1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.00322653868907552 0.851780245660114 2133 Cytosolic catalase T, has a role in protection from oxidative damage by hydrogen peroxide response to reactive oxygen species catalase activity cytoplasm YJL177W RPL17B hom FT TRANSLATION|RIBOSOME 0.00321905396516921 0.852120109470665 2134 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 YIL116W HIS5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00321798989576232 0.852255605186267 2135 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 YBR191W RPL21A hom FT TRANSLATION|RIBOSOME 0.00321622560271655 0.852248545945448 2136 Ribosomal 60S subunit protein L21A; homologous to mammalian ribosomal protein L21, no bacterial homolog; RPL21A has a paralog, RPL21B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YOL164W BDS1 hom 0.00320298090970004 0.852958530388179 2137 Bacterially-derived sulfatase required for use of alkyl- and aryl-sulfates as sulfur sources dodecyl sulfate metabolic process arylsulfatase activity|alkyl sulfatase activity cellular_component YGR158C MTR3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00319756236662924 0.853096145060158 2138 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) YGR022C_d YGR022C hom 0.00318274812862021 0.853769060992167 2139 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 YML067C ERV41 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00316558450340011 0.854548827504275 2140 Protein localized to COPII-coated vesicles, forms a complex with Erv46p; involved in the membrane fusion stage of transport; has homology to human ERGIC2 (PTX1) protein ER to Golgi vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00315090159961401 0.855216004263278 2141 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 YLR423C ATG17 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.00314526984449531 0.855471933177729 2142 Scaffold protein responsible for phagophore assembly site organization; regulatory subunit of an autophagy-specific complex that includes Atg1p and Atg13p; stimulates Atg1p kinase activity; human ortholog RB1CC1/FIP200 interacts with p53, which inhibits autophagy in human cells piecemeal microautophagy of nucleus|mitochondrion degradation|peroxisome degradation|activation of protein kinase activity|autophagic vacuole assembly protein kinase activator activity|protein complex scaffold pre-autophagosomal structure|Atg1p signaling complex YPL198W RPL7B hom FT TRANSLATION|NUCLEUS|RIBOSOME 0.00312616905768385 0.856340060434044 2143 Ribosomal 60S subunit protein L7B; contains a conserved C-terminal Nucleic acid Binding Domain (NDB2); homologous to mammalian ribosomal protein L7 and bacterial L30; RPL7B has a paralog, RPL7A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|nucleolus|cytoplasm YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.00312260885384534 0.856501890290239 2144 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 YGR027C RPS25A hom FT TRANSLATION|RIBOSOME 0.00311031408599096 0.857060798025766 2145 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S25, no bacterial homolog; RPS25A has a paralog, RPS25B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YOR362C PRE10 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00310444224301282 0.857327751377051 2146 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 YCR050C_p YCR050C hom 0.00306502039537836 0.859141206327128 2147 Non-essential protein of unknown function; deletion mutant is synthetically sick or lethal with alpha-synuclein biological_process molecular_function cellular_component YMR301C ATM1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00306362328457818 0.859204742711048 2148 Mitochondrial inner membrane ATP-binding cassette (ABC) transporter, exports mitochondrially synthesized precursors of iron-sulfur (Fe/S) clusters to the cytosol cellular iron ion homeostasis ATPase activity, coupled to transmembrane movement of substances|ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YOR237W HES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION 0.00305846267290068 0.859418695933477 2149 Protein implicated in the regulation of ergosterol biosynthesis; one of a seven member gene family with a common essential function and non-essential unique functions; similar to human oxysterol binding protein (OSBP); HES1 has a paralog, KES1, that arose from the whole genome duplication maintenance of cell polarity|endocytosis|exocytosis|sterol transport lipid binding|oxysterol binding|sterol transporter activity cellular_component YIL114C POR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00305670285901719 0.859498744053404 2150 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 YOR250C CLP1 het FT RNA PROCESSING|NUCLEUS 0.00303924634831458 0.860292861098479 2151 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; involved in both the endonucleolyitc cleavage and polyadenylation steps of mRNA 3'-end maturation mRNA 3'-end processing|mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex YNL150W_d YNL150W het 0.00302951671069435 0.860735535018548 2152 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; extensive overlap with PGA2/YNL149C, an uncharacterized gene with a proposed role in protein trafficking Unknown Unknown Unknown YER053C PIC2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00301597652221181 0.861351652133143 2153 Mitochondrial phosphate carrier, imports inorganic phosphate into mitochondria; functionally redundant with Mir1p but less abundant than Mir1p under normal conditions; expression is induced at high temperature phosphate ion transport|transmembrane transport inorganic phosphate transmembrane transporter activity mitochondrion|integral to membrane YKR028W SAP190 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING 0.00299539751622653 0.862288216865679 2154 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap185p; SAP190 has a paralog, SAP185, that arose from the whole genome duplication TOR signaling cascade|dephosphorylation|G1/S transition of mitotic cell cycle|tRNA wobble uridine modification molecular_function cytoplasm YDL132W CDC53 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00297927735217575 0.863042214735071 2155 Cullin, structural protein of SCF complexes (which also contain Skp1p, Cdc34p, Hrt1p and an F-box protein) involved in ubiquitination; SCF promotes the G1-S transition by targeting G1 cyclins and the Cln-CDK inhibitor Sic1p for degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|G2/M transition of mitotic cell cycle|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|DNA replication origin binding|protein binding, bridging SCF ubiquitin ligase complex YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.00297311370252215 0.863302586784546 2156 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 YDL231C BRE4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.00296816882259822 0.863527710698981 2157 Zinc finger protein containing five transmembrane domains; null mutant exhibits strongly fragmented vacuoles and sensitivity to brefeldin A, a drug which is known to affect intracellular transport endocytosis molecular_function integral to membrane YML065W ORC1 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.00294796833140604 0.86444748663937 2158 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 YMR219W ESC1 hom FT GENE SILENCING|NUCLEUS 0.00291789789656991 0.865817004102006 2159 Protein localized to the nuclear periphery, involved in telomeric silencing; interacts with PAD4-domain of Sir4p chromatin silencing at telomere molecular_function nuclear periphery YJL058C BIT61 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0029002577397204 0.866620589031404 2160 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 YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.0028995913416416 0.867045472971996 2161 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 YMR119W ASI1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00287297471713748 0.868215567460732 2162 Putative integral membrane E3 ubiquitin ligase; acts with Asi2p and Asi3p to ensure the fidelity of SPS-sensor signalling by maintaining the dormant repressed state of gene expression in the absence of inducing signals; ASI1 has a paralog, ASI3, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity integral to membrane|nuclear inner membrane|endoplasmic reticulum membrane YER143W DDI1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|PLASMA MEMBRANE 0.00286869218186406 0.868058879228757 2163 DNA damage-inducible v-SNARE binding protein with a role in suppression of protein secretion; may play a role in S-phase checkpoint control; has ubiquitin-associated (UBA), ubiquitin-like (UBL), and retroviral-like proteinase (RVP) domains vesicle-mediated transport|protein secretion|ubiquitin-dependent protein catabolic process ubiquitin binding|SNARE binding|aspartic-type endopeptidase activity plasma membrane YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.00286820325684344 0.868081160629331 2164 Ribosome-associated chaperone, functions in ribosome biogenesis and, in partnership with Ssz1p and SSb1/2, as a chaperone for nascent polypeptide chains; contains a DnaJ domain and functions as a J-protein partner for Ssb1p and Ssb2p protein folding|ribosomal subunit export from nucleus|rRNA processing|regulation of translational fidelity unfolded protein binding mitochondrion|ribosome|nucleolus|polysome|cytoplasm YLR187W SKG3 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00286717307631489 0.868128108589988 2165 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck; potential Cdc28p substrate; similar to Skg4p; relocalizes from bud neck to cytoplasm upon DNA replication stress; SKG3 has a paralog, CAF120, that arose from the whole genome duplication biological_process molecular_function cellular bud|cellular bud neck|cytoplasm YOR195W SLK19 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00285594098539967 0.868640013819055 2166 Kinetochore-associated protein required for normal segregation of chromosomes in meiosis and mitosis; component of the FEAR regulatory network, which promotes Cdc14p release from the nucleolus during anaphase; potential Cdc28p substrate meiosis|mitotic spindle organization in nucleus molecular_function spindle midzone|condensed nuclear chromosome kinetochore|kinetochore|spindle YDL029W ARP2 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|CYTOSKELETON 0.00284620317542144 0.869083861393569 2167 Essential component of the Arp2/3 complex, which is a highly conserved actin nucleation center required for the motility and integrity of actin patches; involved in endocytosis and membrane growth and polarity mitochondrion inheritance|Arp2/3 complex-mediated actin nucleation|ascospore wall assembly|actin filament organization|establishment of mitochondrion localization|ATP catabolic process|CVT pathway ATPase activity|ATP binding Arp2/3 protein complex|mitochondrion YML010W SPT5 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00284586359958289 0.86909933994225 2168 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 YBL054W TOD6 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.00284538654039486 0.869121085342802 2169 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 YML108W YML108W hom FT NUCLEUS 0.00283956714428951 0.869386354097607 2170 Protein of unknown function; structure defines a new subfamily of the split beta-alpha-beta sandwiches; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YML108W is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YGL169W SUA5 het FT RNA PROCESSING|TRANSLATION|NUCLEUS|CHROMOSOME 0.00283584494789431 0.869652443247808 2171 Single-stranded telomeric DNA-binding protein, required for normal telomere length; null mutant lacks N6-threonylcarbamoyl adenosine (t6A) modification in the anticodon loop of ANN-decoding tRNA; member of conserved YrdC/Sua5 family threonylcarbamoyladenosine metabolic process|telomere maintenance|regulation of translational fidelity single-stranded telomeric DNA binding cytoplasm YKL218C SRY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00281499403213618 0.870621518983035 2172 3-hydroxyaspartate dehydratase, deaminates L-threo-3-hydroxyaspartate to form oxaloacetate and ammonia; required in the presence of hydroxyaspartate; highly similar to mouse serine racemase (Srr) but has no serine racemase activity cellular modified amino acid catabolic process serine racemase activity|threo-3-hydroxyaspartate ammonia-lyase activity cellular_component YDR381W YRA1 het FT RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.00280556263841138 0.870936693156318 2173 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 YPL261C_d YPL261C hom 0.00279540652319042 0.871399828872912 2174 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YPL260W Unknown Unknown Unknown YMR261C TPS3 hom FT CARBOHYDRATE METABOLISM 0.00279497261350193 0.871419616858043 2175 Regulatory subunit of trehalose-6-phosphate synthase/phosphatase; involved in synthesis of storage carbohydrate trehalose; expression is induced by stress conditions and repressed by the Ras-cAMP pathway; TPS3 has a paralog, TSL1, that arose from the whole genome duplication trehalose biosynthetic process|response to stress enzyme regulator activity|alpha,alpha-trehalose-phosphate synthase (UDP-forming) activity|trehalose-phosphatase activity alpha,alpha-trehalose-phosphate synthase complex (UDP-forming) YGL225W VRG4 het FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.00278460827543325 0.871949115113176 2176 Golgi GDP-mannose transporter; regulates Golgi function and glycosylation in Golgi GDP-mannose transport GDP-mannose transmembrane transporter activity mitochondrion|integral to membrane|Golgi apparatus YER022W SRB4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00278061890472647 0.872074247595201 2177 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase I